head-y := arch/arm/kernel/head$(MMUEXT).o arch/arm/kernel/init_task.o
textofs-y := 0x00008000
textofs-$(CONFIG_ARCH_CLPS711X) := 0x00028000
+# We don't want the htc bootloader to corrupt kernel during resume
+textofs-$(CONFIG_PM_H1940) := 0x00108000
# SA1111 DMA bug: we don't want the kernel to live in precious DMA-able memory
ifeq ($(CONFIG_ARCH_SA1100),y)
textofs-$(CONFIG_SA1111) := 0x00208000
bool
depends on ARCH_S3C2410
select CPU_ARM920T
+ select S3C_GPIO_PULL_UP
select S3C2410_CLOCK
select S3C2410_GPIO
select CPU_LLSERIAL_S3C2410
config MACH_N30
bool "Acer N30 family"
select CPU_S3C2410
+ select MACH_N35
select S3C_DEV_USB_HOST
select S3C_DEV_NAND
help
Say Y here if you want suppt for the Acer N30, Acer N35,
Navman PiN570, Yakumo AlphaX or Airis NC05 PDAs.
+config MACH_N35
+ bool
+ help
+ Internal node in order to enable support for Acer N35 if Acer N30 is
+ selected.
+
config ARCH_BAST
bool "Simtec Electronics BAST (EB2410ITX)"
select CPU_S3C2410
select MACH_BAST_IDE
select S3C24XX_DCLK
select ISA
+ select S3C_DEV_HWMON
select S3C_DEV_USB_HOST
select S3C_DEV_NAND
help
- zreladdr-y := 0x30008000
-params_phys-y := 0x30000100
-
+ifeq ($(CONFIG_PM_H1940),y)
+ zreladdr-y := 0x30108000
+ params_phys-y := 0x30100100
+else
+ zreladdr-y := 0x30008000
+ params_phys-y := 0x30000100
+endif
h1940_latch_control(0, H1940_LATCH_BLUETOOTH_POWER);
/* Reset the chip */
mdelay(10);
- s3c2410_gpio_setpin(S3C2410_GPH(1), 1);
+
+ gpio_set_value(S3C2410_GPH(1), 1);
mdelay(10);
- s3c2410_gpio_setpin(S3C2410_GPH(1), 0);
+ gpio_set_value(S3C2410_GPH(1), 0);
}
else {
- s3c2410_gpio_setpin(S3C2410_GPH(1), 1);
+ gpio_set_value(S3C2410_GPH(1), 1);
mdelay(10);
- s3c2410_gpio_setpin(S3C2410_GPH(1), 0);
+ gpio_set_value(S3C2410_GPH(1), 0);
mdelay(10);
h1940_latch_control(H1940_LATCH_BLUETOOTH_POWER, 0);
}
struct rfkill *rfk;
int ret = 0;
+ ret = gpio_request(S3C2410_GPH(1), dev_name(&pdev->dev));
+ if (ret) {
+ dev_err(&pdev->dev, "could not get GPH1\n");\
+ return ret;
+ }
+
/* Configures BT serial port GPIOs */
- s3c2410_gpio_cfgpin(S3C2410_GPH(0), S3C2410_GPH0_nCTS0);
- s3c2410_gpio_pullup(S3C2410_GPH(0), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPH(1), S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_pullup(S3C2410_GPH(1), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPH(2), S3C2410_GPH2_TXD0);
- s3c2410_gpio_pullup(S3C2410_GPH(2), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPH(3), S3C2410_GPH3_RXD0);
- s3c2410_gpio_pullup(S3C2410_GPH(3), 1);
+ s3c_gpio_cfgpin(S3C2410_GPH(0), S3C2410_GPH0_nCTS0);
+ s3c_gpio_cfgpull(S3C2410_GPH(0), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpin(S3C2410_GPH(1), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpull(S3C2410_GPH(1), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpin(S3C2410_GPH(2), S3C2410_GPH2_TXD0);
+ s3c_gpio_cfgpull(S3C2410_GPH(2), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpin(S3C2410_GPH(3), S3C2410_GPH3_RXD0);
+ s3c_gpio_cfgpull(S3C2410_GPH(3), S3C_GPIO_PULL_NONE);
rfk = rfkill_alloc(DRV_NAME, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
struct rfkill *rfk = platform_get_drvdata(pdev);
platform_set_drvdata(pdev, NULL);
+ gpio_free(S3C2410_GPH(1));
if (rfk) {
rfkill_unregister(rfk);
* published by the Free Software Foundation.
*/
+#ifndef __MACH_GPIO_FNS_H
+#define __MACH_GPIO_FNS_H __FILE__
+
/* These functions are in the to-be-removed category and it is strongly
* encouraged not to use these in new code. They will be marked deprecated
* very soon.
*
* Most of the functionality can be either replaced by the gpiocfg calls
* for the s3c platform or by the generic GPIOlib API.
+ *
+ * As of 2.6.35-rc, these will be removed, with the few drivers using them
+ * either replaced or given a wrapper until the calls can be removed.
*/
+#include <plat/gpio-cfg.h>
+
+static inline void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int cfg)
+{
+ /* 1:1 mapping between cfgpin and setcfg calls at the moment */
+ s3c_gpio_cfgpin(pin, cfg);
+}
+
/* external functions for GPIO support
*
* These allow various different clients to access the same GPIO
* GPIO register, then it is safe to ioremap/__raw_{read|write} to it.
*/
-/* s3c2410_gpio_cfgpin
- *
- * set the configuration of the given pin to the value passed.
- *
- * eg:
- * s3c2410_gpio_cfgpin(S3C2410_GPA(0), S3C2410_GPA0_ADDR0);
- * s3c2410_gpio_cfgpin(S3C2410_GPE(8), S3C2410_GPE8_SDDAT1);
-*/
-
-extern void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int function);
-
extern unsigned int s3c2410_gpio_getcfg(unsigned int pin);
/* s3c2410_gpio_getirq
/* s3c2410_gpio_pullup
*
+ * This call should be replaced with s3c_gpio_setpull().
+ *
+ * As a note, there is currently no distinction between pull-up and pull-down
+ * in the s3c24xx series devices with only an on/off configuration.
+ */
+
+/* s3c2410_gpio_pullup
+ *
* configure the pull-up control on the given pin
*
* to = 1 => disable the pull-up
extern void s3c2410_gpio_pullup(unsigned int pin, unsigned int to);
-/* s3c2410_gpio_getpull
- *
- * Read the state of the pull-up on a given pin
- *
- * return:
- * < 0 => error code
- * 0 => enabled
- * 1 => disabled
-*/
-
-extern int s3c2410_gpio_getpull(unsigned int pin);
-
extern void s3c2410_gpio_setpin(unsigned int pin, unsigned int to);
extern unsigned int s3c2410_gpio_getpin(unsigned int pin);
+
+#endif /* __MACH_GPIO_FNS_H */
#define S3C2410_GPIONO(bank,offset) ((bank) + (offset))
-#define S3C2410_GPIO_BANKA (32*0)
-#define S3C2410_GPIO_BANKB (32*1)
-#define S3C2410_GPIO_BANKC (32*2)
-#define S3C2410_GPIO_BANKD (32*3)
-#define S3C2410_GPIO_BANKE (32*4)
-#define S3C2410_GPIO_BANKF (32*5)
#define S3C2410_GPIO_BANKG (32*6)
#define S3C2410_GPIO_BANKH (32*7)
+/* GPIO sizes for various SoCs:
+ *
+ * 2442
+ * 2410 2412 2440 2443 2416
+ * ---- ---- ---- ---- ----
+ * A 23 22 25 16 25
+ * B 11 11 11 11 9
+ * C 16 15 16 16 16
+ * D 16 16 16 16 16
+ * E 16 16 16 16 16
+ * F 8 8 8 8 8
+ * G 16 16 16 16 8
+ * H 11 11 9 15 15
+ * J -- -- 13 16 --
+ * K -- -- -- -- 16
+ * L -- -- -- 15 7
+ * M -- -- -- 2 2
+ */
+
/* GPIO bank sizes */
#define S3C2410_GPIO_A_NR (32)
#define S3C2410_GPIO_B_NR (32)
#define S3C2410_GPIO_F_NR (32)
#define S3C2410_GPIO_G_NR (32)
#define S3C2410_GPIO_H_NR (32)
+#define S3C2410_GPIO_J_NR (32) /* technically 16. */
+#define S3C2410_GPIO_K_NR (32) /* technically 16. */
+#define S3C2410_GPIO_L_NR (32) /* technically 15. */
+#define S3C2410_GPIO_M_NR (32) /* technically 2. */
#if CONFIG_S3C_GPIO_SPACE != 0
#error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment
S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E),
S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F),
S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G),
+ S3C2410_GPIO_J_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_H),
+ S3C2410_GPIO_K_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_J),
+ S3C2410_GPIO_L_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_K),
+ S3C2410_GPIO_M_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_L),
};
#endif /* __ASSEMBLY__ */
#define S3C2410_GPF(_nr) (S3C2410_GPIO_F_START + (_nr))
#define S3C2410_GPG(_nr) (S3C2410_GPIO_G_START + (_nr))
#define S3C2410_GPH(_nr) (S3C2410_GPIO_H_START + (_nr))
+#define S3C2410_GPJ(_nr) (S3C2410_GPIO_J_START + (_nr))
+#define S3C2410_GPK(_nr) (S3C2410_GPIO_K_START + (_nr))
+#define S3C2410_GPL(_nr) (S3C2410_GPIO_L_START + (_nr))
+#define S3C2410_GPM(_nr) (S3C2410_GPIO_M_START + (_nr))
/* compatibility until drivers can be modified */
{
struct s3c_gpio_chip *chip;
- if (pin > S3C2410_GPG(10))
+ if (pin > S3C_GPIO_END)
return NULL;
chip = &s3c24xx_gpios[pin/32];
- return (S3C2410_GPIO_OFFSET(pin) < chip->chip.ngpio) ? chip : NULL;
+ return ((pin - chip->chip.base) < chip->chip.ngpio) ? chip : NULL;
}
#endif /* __ASM_ARCH_GPIO_CORE_H */
* devices that need GPIO.
*/
+#ifdef CONFIG_CPU_S3C244X
+#define ARCH_NR_GPIOS (32 * 9 + CONFIG_S3C24XX_GPIO_EXTRA)
+#else
#define ARCH_NR_GPIOS (256 + CONFIG_S3C24XX_GPIO_EXTRA)
+#endif
#include <asm-generic/gpio.h>
#include <mach/gpio-nrs.h>
#include <mach/gpio-fns.h>
+#ifdef CONFIG_CPU_S3C24XX
+#define S3C_GPIO_END (S3C2410_GPIO_BANKJ + 32)
+#else
#define S3C_GPIO_END (S3C2410_GPIO_BANKH + 32)
+#endif
#include <mach/gpio-nrs.h>
#ifdef CONFIG_CPU_S3C2400
-#define S3C24XX_GPIO_BASE(x) S3C2400_GPIO_BASE(x)
-#define S3C24XX_MISCCR S3C2400_MISCCR
+#define S3C24XX_MISCCR S3C2400_MISCCR
#else
-#define S3C24XX_GPIO_BASE(x) S3C2410_GPIO_BASE(x)
-#define S3C24XX_MISCCR S3C24XX_GPIOREG2(0x80)
+#define S3C24XX_MISCCR S3C24XX_GPIOREG2(0x80)
#endif /* CONFIG_CPU_S3C2400 */
-
-/* S3C2400 doesn't have a 1:1 mapping to S3C2410 gpio base pins */
-
-#define S3C2400_BANKNUM(pin) (((pin) & ~31) / 32)
-#define S3C2400_BASEA2B(pin) ((((pin) & ~31) >> 2))
-#define S3C2400_BASEC2H(pin) ((S3C2400_BANKNUM(pin) * 10) + \
- (2 * (S3C2400_BANKNUM(pin)-2)))
-
-#define S3C2400_GPIO_BASE(pin) (pin < S3C2410_GPIO_BANKC ? \
- S3C2400_BASEA2B(pin)+S3C24XX_VA_GPIO : \
- S3C2400_BASEC2H(pin)+S3C24XX_VA_GPIO)
-
-
-#define S3C2410_GPIO_BASE(pin) ((((pin) & ~31) >> 1) + S3C24XX_VA_GPIO)
-#define S3C2410_GPIO_OFFSET(pin) ((pin) & 31)
-
/* general configuration options */
#define S3C2410_GPIO_LEAVE (0xFFFFFFFF)
* for the 2412/2413 from the 2410/2440/2442
*/
+/* S3C2443 and above */
+#define S3C2440_GPJCON S3C2410_GPIOREG(0xD0)
+#define S3C2440_GPJDAT S3C2410_GPIOREG(0xD4)
+#define S3C2440_GPJUP S3C2410_GPIOREG(0xD8)
+
+#define S3C2443_GPKCON S3C2410_GPIOREG(0xE0)
+#define S3C2443_GPKDAT S3C2410_GPIOREG(0xE4)
+#define S3C2443_GPKUP S3C2410_GPIOREG(0xE8)
+
+#define S3C2443_GPLCON S3C2410_GPIOREG(0xF0)
+#define S3C2443_GPLDAT S3C2410_GPIOREG(0xF4)
+#define S3C2443_GPLUP S3C2410_GPIOREG(0xF8)
+
+#define S3C2443_GPMCON S3C2410_GPIOREG(0x100)
+#define S3C2443_GPMDAT S3C2410_GPIOREG(0x104)
+#define S3C2443_GPMUP S3C2410_GPIOREG(0x108)
+
/* miscellaneous control */
#define S3C2400_MISCCR S3C2410_GPIOREG(0x54)
#define S3C2410_MISCCR S3C2410_GPIOREG(0x80)
* pull up works like all other ports.
*/
-#define S3C2440_GPIO_BANKJ (416)
-
-#define S3C2440_GPJCON S3C2410_GPIOREG(0xd0)
-#define S3C2440_GPJDAT S3C2410_GPIOREG(0xd4)
-#define S3C2440_GPJUP S3C2410_GPIOREG(0xd8)
-
#define S3C2413_GPJCON S3C2410_GPIOREG(0x80)
#define S3C2413_GPJDAT S3C2410_GPIOREG(0x84)
#define S3C2413_GPJUP S3C2410_GPIOREG(0x88)
#define S3C2413_GPJSLPCON S3C2410_GPIOREG(0x8C)
-#define S3C2440_GPJ0 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 0)
-#define S3C2440_GPJ0_INP (0x00 << 0)
#define S3C2440_GPJ0_OUTP (0x01 << 0)
#define S3C2440_GPJ0_CAMDATA0 (0x02 << 0)
-#define S3C2440_GPJ1 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 1)
-#define S3C2440_GPJ1_INP (0x00 << 2)
#define S3C2440_GPJ1_OUTP (0x01 << 2)
#define S3C2440_GPJ1_CAMDATA1 (0x02 << 2)
-#define S3C2440_GPJ2 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 2)
-#define S3C2440_GPJ2_INP (0x00 << 4)
#define S3C2440_GPJ2_OUTP (0x01 << 4)
#define S3C2440_GPJ2_CAMDATA2 (0x02 << 4)
-#define S3C2440_GPJ3 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 3)
-#define S3C2440_GPJ3_INP (0x00 << 6)
#define S3C2440_GPJ3_OUTP (0x01 << 6)
#define S3C2440_GPJ3_CAMDATA3 (0x02 << 6)
-#define S3C2440_GPJ4 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 4)
-#define S3C2440_GPJ4_INP (0x00 << 8)
#define S3C2440_GPJ4_OUTP (0x01 << 8)
#define S3C2440_GPJ4_CAMDATA4 (0x02 << 8)
-#define S3C2440_GPJ5 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 5)
-#define S3C2440_GPJ5_INP (0x00 << 10)
#define S3C2440_GPJ5_OUTP (0x01 << 10)
#define S3C2440_GPJ5_CAMDATA5 (0x02 << 10)
-#define S3C2440_GPJ6 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 6)
-#define S3C2440_GPJ6_INP (0x00 << 12)
#define S3C2440_GPJ6_OUTP (0x01 << 12)
#define S3C2440_GPJ6_CAMDATA6 (0x02 << 12)
-#define S3C2440_GPJ7 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 7)
-#define S3C2440_GPJ7_INP (0x00 << 14)
#define S3C2440_GPJ7_OUTP (0x01 << 14)
#define S3C2440_GPJ7_CAMDATA7 (0x02 << 14)
-#define S3C2440_GPJ8 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 8)
-#define S3C2440_GPJ8_INP (0x00 << 16)
#define S3C2440_GPJ8_OUTP (0x01 << 16)
#define S3C2440_GPJ8_CAMPCLK (0x02 << 16)
-#define S3C2440_GPJ9 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 9)
-#define S3C2440_GPJ9_INP (0x00 << 18)
#define S3C2440_GPJ9_OUTP (0x01 << 18)
#define S3C2440_GPJ9_CAMVSYNC (0x02 << 18)
-#define S3C2440_GPJ10 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 10)
-#define S3C2440_GPJ10_INP (0x00 << 20)
#define S3C2440_GPJ10_OUTP (0x01 << 20)
#define S3C2440_GPJ10_CAMHREF (0x02 << 20)
-#define S3C2440_GPJ11 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 11)
-#define S3C2440_GPJ11_INP (0x00 << 22)
#define S3C2440_GPJ11_OUTP (0x01 << 22)
#define S3C2440_GPJ11_CAMCLKOUT (0x02 << 22)
-#define S3C2440_GPJ12 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 12)
-#define S3C2440_GPJ12_INP (0x00 << 24)
#define S3C2440_GPJ12_OUTP (0x01 << 24)
#define S3C2440_GPJ12_CAMRESET (0x02 << 24)
-#define S3C2443_GPJ13 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 13)
-#define S3C2443_GPJ14 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 14)
-#define S3C2443_GPJ15 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 15)
-
#endif /* __ASM_ARCH_REGS_GPIOJ_H */
#include <plat/iic.h>
#include <plat/devs.h>
#include <plat/cpu.h>
+#include <plat/gpio-cfg.h>
#ifdef CONFIG_MTD_PARTITIONS
} else {
enable_irq_wake(IRQ_EINT9);
/* configure the suspend/resume status pin */
- s3c2410_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_pullup(S3C2410_GPF(2), 0);
+ s3c_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_UP);
}
}
static void __init amlm5900_init(void)
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/cpu-freq.h>
+#include <plat/gpio-cfg.h>
#include <plat/audio-simtec.h>
#include "usb-simtec.h"
static int bast_pm_suspend(struct sys_device *sd, pm_message_t state)
{
/* ensure that an nRESET is not generated on resume. */
- s3c2410_gpio_setpin(S3C2410_GPA(21), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPIO_OUTPUT);
-
+ gpio_direction_output(S3C2410_GPA(21), 1);
return 0;
}
static int bast_pm_resume(struct sys_device *sd)
{
- s3c2410_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT);
+ s3c_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT);
return 0;
}
s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks));
- s3c_device_hwmon.dev.platform_data = &bast_hwmon_info;
+ s3c_hwmon_set_platdata(&bast_hwmon_info);
s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc));
s3c24xx_init_clocks(0);
nor_simtec_init();
simtec_audio_add(NULL, true, &bast_audio);
+ WARN_ON(gpio_request(S3C2410_GPA(21), "bast nreset"));
+
s3c_cpufreq_setboard(&bast_cpufreq);
}
#include <plat/udc.h>
#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
.xres = 240,
.yres = 320,
.bpp = 16,
- .left_margin = 20,
- .right_margin = 8,
+ .left_margin = 8,
+ .right_margin = 20,
.hsync_len = 4,
.upper_margin = 8,
.lower_margin = 7,
{
gpio_request(S3C2410_GPB(0), "Backlight");
- s3c2410_gpio_setpin(S3C2410_GPB(0), 0);
- s3c2410_gpio_pullup(S3C2410_GPB(0), 0);
- s3c2410_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
+ gpio_direction_output(S3C2410_GPB(0), 0);
+ s3c_gpio_setpull(S3C2410_GPB(0), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
return 0;
}
static void h1940_backlight_exit(struct device *dev)
{
- s3c2410_gpio_cfgpin(S3C2410_GPB(0), 1/*S3C2410_GPB0_OUTP*/);
+ gpio_direction_output(S3C2410_GPB(0), 1);
}
static struct platform_pwm_backlight_data backlight_data = {
if (!power) {
/* set to 3ec */
- s3c2410_gpio_setpin(S3C2410_GPC(0), 0);
+ gpio_direction_output(S3C2410_GPC(0), 0);
/* wait for 3ac */
do {
- value = s3c2410_gpio_getpin(S3C2410_GPC(6));
+ value = gpio_get_value(S3C2410_GPC(6));
} while (value);
/* set to 38c */
- s3c2410_gpio_setpin(S3C2410_GPC(5), 0);
+ gpio_direction_output(S3C2410_GPC(5), 0);
} else {
/* Set to 3ac */
- s3c2410_gpio_setpin(S3C2410_GPC(5), 1);
+ gpio_direction_output(S3C2410_GPC(5), 1);
/* Set to 3ad */
- s3c2410_gpio_setpin(S3C2410_GPC(0), 1);
+ gpio_direction_output(S3C2410_GPC(0), 1);
}
}
};
static struct platform_device *h1940_devices[] __initdata = {
- &s3c_device_ts,
&s3c_device_ohci,
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_timer[0],
&h1940_backlight,
&h1940_lcd_powerdev,
+ &s3c_device_adc,
+ &s3c_device_ts,
};
static void __init h1940_map_io(void)
gpio_request(S3C2410_GPC(5), "LCD power");
gpio_request(S3C2410_GPC(6), "LCD power");
+ gpio_direction_input(S3C2410_GPC(6));
platform_add_devices(h1940_devices, ARRAY_SIZE(h1940_devices));
}
MACHINE_START(H1940, "IPAQ-H1940")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
#include <linux/serial_core.h>
#include <linux/timer.h>
#include <linux/io.h>
+#include <linux/mmc/host.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <plat/clock.h>
#include <plat/cpu.h>
#include <plat/devs.h>
+#include <plat/mci.h>
#include <plat/s3c2410.h>
#include <plat/udc.h>
{
switch (cmd) {
case S3C2410_UDC_P_ENABLE :
- s3c2410_gpio_setpin(S3C2410_GPB(3), 1);
+ gpio_set_value(S3C2410_GPB(3), 1);
break;
case S3C2410_UDC_P_DISABLE :
- s3c2410_gpio_setpin(S3C2410_GPB(3), 0);
+ gpio_set_value(S3C2410_GPB(3), 0);
break;
case S3C2410_UDC_P_RESET :
break;
{
.gpio = S3C2410_GPF(0),
.code = KEY_POWER,
+ .type = EV_PWR,
.desc = "Power",
.active_low = 0,
+ .wakeup = 1,
},
{
.gpio = S3C2410_GPG(9),
.def_trigger = "",
};
+/* This is the blue LED on the device. Originaly used to indicate GPS activity
+ * by flashing. */
+static struct s3c24xx_led_platdata n35_blue_led_pdata = {
+ .name = "blue_led",
+ .gpio = S3C2410_GPD(8),
+ .def_trigger = "",
+};
+
/* This LED is driven by the battery microcontroller, and is blinking
* red, blinking green or solid green when the battery is low,
* charging or full respectively. By driving GPD9 low, it's possible
.def_trigger = "",
};
+static struct s3c24xx_led_platdata n35_warning_led_pdata = {
+ .name = "warning_led",
+ .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
+ .gpio = S3C2410_GPD(9),
+ .def_trigger = "",
+};
+
static struct platform_device n30_blue_led = {
.name = "s3c24xx_led",
.id = 1,
},
};
+static struct platform_device n35_blue_led = {
+ .name = "s3c24xx_led",
+ .id = 1,
+ .dev = {
+ .platform_data = &n35_blue_led_pdata,
+ },
+};
+
static struct platform_device n30_warning_led = {
.name = "s3c24xx_led",
.id = 2,
},
};
+static struct platform_device n35_warning_led = {
+ .name = "s3c24xx_led",
+ .id = 2,
+ .dev = {
+ .platform_data = &n35_warning_led_pdata,
+ },
+};
+
static struct s3c2410fb_display n30_display __initdata = {
.type = S3C2410_LCDCON1_TFT,
.width = 240,
.lpcsel = 0x06,
};
+static void n30_sdi_set_power(unsigned char power_mode, unsigned short vdd)
+{
+ switch (power_mode) {
+ case MMC_POWER_ON:
+ case MMC_POWER_UP:
+ gpio_set_value(S3C2410_GPG(4), 1);
+ break;
+ case MMC_POWER_OFF:
+ default:
+ gpio_set_value(S3C2410_GPG(4), 0);
+ break;
+ }
+}
+
+static struct s3c24xx_mci_pdata n30_mci_cfg __initdata = {
+ .gpio_detect = S3C2410_GPF(1),
+ .gpio_wprotect = S3C2410_GPG(10),
+ .ocr_avail = MMC_VDD_32_33,
+ .set_power = n30_sdi_set_power,
+};
+
static struct platform_device *n30_devices[] __initdata = {
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_ohci,
+ &s3c_device_rtc,
&s3c_device_usbgadget,
+ &s3c_device_sdi,
&n30_button_device,
&n30_blue_led,
&n30_warning_led,
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
+ &s3c_device_rtc,
&s3c_device_usbgadget,
+ &s3c_device_sdi,
&n35_button_device,
+ &n35_blue_led,
+ &n35_warning_led,
};
static struct s3c2410_platform_i2c __initdata n30_i2ccfg = {
s3c24xx_init_uarts(n30_uartcfgs, ARRAY_SIZE(n30_uartcfgs));
}
-static void __init n30_init_irq(void)
-{
- s3c24xx_init_irq();
-}
-
/* GPB3 is the line that controls the pull-up for the USB D+ line */
static void __init n30_init(void)
{
+ WARN_ON(gpio_request(S3C2410_GPG(4), "mmc power"));
+
s3c24xx_fb_set_platdata(&n30_fb_info);
s3c24xx_udc_set_platdata(&n30_udc_cfg);
+ s3c24xx_mci_set_platdata(&n30_mci_cfg);
s3c_i2c0_set_platdata(&n30_i2ccfg);
/* Turn off suspend on both USB ports, and switch the
s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
S3C2410_MISCCR_USBSUSPND0 |
S3C2410_MISCCR_USBSUSPND1,
- S3C2410_MISCCR_USBSUSPND1);
+ S3C2410_MISCCR_USBSUSPND0);
platform_add_devices(n35_devices, ARRAY_SIZE(n35_devices));
}
+
+ WARN_ON(gpio_request(S3C2410_GPB(3), "udc pup"));
+ gpio_direction_output(S3C2410_GPB(3), 0);
}
MACHINE_START(N30, "Acer-N30")
.boot_params = S3C2410_SDRAM_PA + 0x100,
.timer = &s3c24xx_timer,
.init_machine = n30_init,
- .init_irq = n30_init_irq,
+ .init_irq = s3c24xx_init_irq,
.map_io = n30_map_io,
MACHINE_END
.boot_params = S3C2410_SDRAM_PA + 0x100,
.timer = &s3c24xx_timer,
.init_machine = n30_init,
- .init_irq = n30_init_irq,
+ .init_irq = s3c24xx_init_irq,
.map_io = n30_map_io,
MACHINE_END
#include <plat/iic.h>
#include <plat/common-smdk.h>
+#include <plat/gpio-cfg.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/pm.h>
{
switch (cs) {
case BITBANG_CS_ACTIVE:
- s3c2410_gpio_setpin(S3C2410_GPB(5), 0);
+ gpio_set_value(S3C2410_GPB(5), 0);
break;
case BITBANG_CS_INACTIVE:
- s3c2410_gpio_setpin(S3C2410_GPB(5), 1);
+ gpio_set_value(S3C2410_GPB(5), 1);
break;
}
}
}
s3c24xx_fb_set_platdata(&qt2410_fb_info);
- s3c2410_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(S3C2410_GPB(0), 1);
s3c24xx_udc_set_platdata(&qt2410_udc_cfg);
s3c_i2c0_set_platdata(NULL);
- s3c2410_gpio_cfgpin(S3C2410_GPB(5), S3C2410_GPIO_OUTPUT);
+ WARN_ON(gpio_request(S3C2410_GPB(5), "spi cs"));
+ gpio_direction_output(S3C2410_GPB(5), 1);
platform_add_devices(qt2410_devices, ARRAY_SIZE(qt2410_devices));
s3c_pm_init();
static void vr1000_power_off(void)
{
- s3c2410_gpio_cfgpin(S3C2410_GPB(9), S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_setpin(S3C2410_GPB(9), 1);
+ gpio_direction_output(S3C2410_GPB(9), 1);
}
static void __init vr1000_map_io(void)
nor_simtec_init();
simtec_audio_add(NULL, true, NULL);
+
+ WARN_ON(gpio_request(S3C2410_GPB(9), "power off"));
}
MACHINE_START(VR1000, "Thorcom-VR1000")
__raw_writel(calc, phys_to_virt(H1940_SUSPEND_CHECKSUM));
}
- /* the RX3715 uses similar code and the same H1940 and the
+ /* RX3715 and RX1950 use similar to H1940 code and the
* same offsets for resume and checksum pointers */
- if (machine_is_rx3715()) {
+ if (machine_is_rx3715() || machine_is_rx1950()) {
void *base = phys_to_virt(H1940_SUSPEND_CHECK);
unsigned long ptr;
unsigned long calc = 0;
if ( machine_is_aml_m5900() )
s3c2410_gpio_setpin(S3C2410_GPF(2), 1);
+ if (machine_is_rx1950()) {
+ /* According to S3C2442 user's manual, page 7-17,
+ * when the system is operating in NAND boot mode,
+ * the hardware pin configuration - EINT[23:21] –
+ * must be set as input for starting up after
+ * wakeup from sleep mode
+ */
+ s3c_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(S3C2410_GPG(14), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(S3C2410_GPG(15), S3C2410_GPIO_INPUT);
+ }
}
static int s3c2410_pm_resume(struct sys_device *dev)
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
+#include <linux/gpio.h>
#include <linux/clk.h>
#include <linux/sysdev.h>
#include <linux/serial_core.h>
#include <plat/clock.h>
#include <plat/pll.h>
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+
/* Initial IO mappings */
static struct map_desc s3c2410_iodesc[] __initdata = {
void __init s3c2410_map_io(void)
{
+ s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
+ s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
+
iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc));
}
#include <linux/types.h>
#include <linux/module.h>
#include <linux/interrupt.h>
+#include <linux/gpio.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/regs-gpio.h>
-
#include <mach/hardware.h>
+#include <plat/gpio-core.h>
+
int s3c2412_gpio_set_sleepcfg(unsigned int pin, unsigned int state)
{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long offs = S3C2410_GPIO_OFFSET(pin);
+ struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
+ unsigned long offs = pin - chip->chip.base;
unsigned long flags;
unsigned long slpcon;
offs *= 2;
- if (pin < S3C2410_GPIO_BANKB)
+ if (pin < S3C2410_GPB(0))
return -EINVAL;
- if (pin >= S3C2410_GPIO_BANKF &&
- pin <= S3C2410_GPIO_BANKG)
+ if (pin >= S3C2410_GPF(0) &&
+ pin <= S3C2410_GPG(16))
return -EINVAL;
- if (pin > (S3C2410_GPIO_BANKH + 32))
+ if (pin > S3C2410_GPH(16))
return -EINVAL;
local_irq_save(flags);
- slpcon = __raw_readl(base + 0x0C);
+ slpcon = __raw_readl(chip->base + 0x0C);
slpcon &= ~(3 << offs);
slpcon |= state << offs;
- __raw_writel(slpcon, base + 0x0C);
+ __raw_writel(slpcon, chip->base + 0x0C);
local_irq_restore(flags);
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
+#include <plat/gpio-cfg.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
{
printk(KERN_DEBUG "%s(%d)\n", __func__, set);
- s3c2410_gpio_setpin(S3C2410_GPG(13), set);
- s3c2410_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPIO_OUTPUT);
+ gpio_set_value(S3C2410_GPG(13), set);
}
#undef LCD_UPPER_MARGIN
static void jive_lcd_spi_chipselect(struct s3c2410_spigpio_info *spi, int cs)
{
- s3c2410_gpio_setpin(S3C2410_GPB(7), cs ? 0 : 1);
+ gpio_set_value(S3C2410_GPB(7), cs ? 0 : 1);
}
static struct s3c2410_spigpio_info jive_lcd_spi = {
static void jive_wm8750_chipselect(struct s3c2410_spigpio_info *spi, int cs)
{
- s3c2410_gpio_setpin(S3C2410_GPH(10), cs ? 0 : 1);
+ gpio_set_value(S3C2410_GPH(10), cs ? 0 : 1);
}
static struct s3c2410_spigpio_info jive_wm8750_spi = {
printk(KERN_INFO "powering system down...\n");
s3c2410_gpio_setpin(S3C2410_GPC(5), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPC(5), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPC(5), S3C2410_GPIO_OUTPUT);
}
static void __init jive_machine_init(void)
/* initialise the spi */
- s3c2410_gpio_setpin(S3C2410_GPG(13), 0);
- s3c2410_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPIO_OUTPUT);
+ gpio_request(S3C2410_GPG(13), "lcm reset");
+ gpio_direction_output(S3C2410_GPG(13), 0);
- s3c2410_gpio_setpin(S3C2410_GPB(7), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPB(7), S3C2410_GPIO_OUTPUT);
+ gpio_request(S3C2410_GPB(7), "jive spi");
+ gpio_direction_output(S3C2410_GPB(7), 1);
s3c2410_gpio_setpin(S3C2410_GPB(6), 0);
- s3c2410_gpio_cfgpin(S3C2410_GPB(6), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPB(6), S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(S3C2410_GPG(8), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPG(8), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPG(8), S3C2410_GPIO_OUTPUT);
/* initialise the WM8750 spi */
- s3c2410_gpio_setpin(S3C2410_GPH(10), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPH(10), S3C2410_GPIO_OUTPUT);
+ gpio_request(S3C2410_GPH(10), "jive wm8750 spi");
+ gpio_direction_output(S3C2410_GPH(10), 1);
/* Turn off suspend on both USB ports, and switch the
* selectable USB port to USB device mode. */
}
MACHINE_START(JIVE, "JIVE")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
switch (cmd)
{
case S3C2410_UDC_P_ENABLE :
- s3c2410_gpio_setpin(S3C2410_GPF(2), 1);
+ gpio_set_value(S3C2410_GPF(2), 1);
break;
case S3C2410_UDC_P_DISABLE :
- s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
+ gpio_set_value(S3C2410_GPF(2), 0);
break;
case S3C2410_UDC_P_RESET :
break;
{ /* Turn off suspend on both USB ports, and switch the
* selectable USB port to USB device mode. */
- s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
- s3c2410_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT);
+ WARN_ON(gpio_request(S3C2410_GPF(2), "udc pull"));
+ gpio_direction_output(S3C2410_GPF(2), 0);
s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
S3C2410_MISCCR_USBSUSPND0 |
}
MACHINE_START(S3C2413, "S3C2413")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
MACHINE_END
MACHINE_START(SMDK2412, "SMDK2412")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
MACHINE_END
MACHINE_START(SMDK2413, "SMDK2413")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
bool
depends on ARCH_S3C2410
select CPU_ARM920T
+ select S3C_GPIO_PULL_UP
select S3C2410_CLOCK
select S3C2410_PM if PM
select S3C2410_GPIO
Say Y here to select support for the MINI2440. Is a 10cm x 10cm board
available via various sources. It can come with a 3.5" or 7" touch LCD.
+config MACH_RX1950
+ bool "HP iPAQ rx1950"
+ select CPU_S3C2442
+ select S3C24XX_DCLK
+ select PM_H1940 if PM
+ select I2C
+ select S3C2410_PWM
+ select S3C_DEV_NAND
+ select S3C2410_IOTIMING if S3C2440_CPUFREQ
+ select S3C2440_XTAL_16934400
+ help
+ Say Y here if you're using HP iPAQ rx1950
+
endmenu
obj-$(CONFIG_MACH_AT2440EVB) += mach-at2440evb.o
obj-$(CONFIG_MACH_MINI2440) += mach-mini2440.o
obj-$(CONFIG_MACH_NEO1973_GTA02) += mach-gta02.o
+obj-$(CONFIG_MACH_RX1950) += mach-rx1950.o
# extra machine support
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
+#include <plat/gpio-cfg.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
switch (cmd) {
case S3C2410_UDC_P_ENABLE :
- s3c2410_gpio_setpin(S3C2410_GPC(5), 1);
+ gpio_set_value(S3C2410_GPC(5), 1);
break;
case S3C2410_UDC_P_DISABLE :
- s3c2410_gpio_setpin(S3C2410_GPC(5), 0);
+ gpio_set_value(S3C2410_GPC(5), 0);
break;
case S3C2410_UDC_P_RESET :
break;
mini2440_parse_features(&features, mini2440_features_str);
/* turn LCD on */
- s3c2410_gpio_cfgpin(S3C2410_GPC(0), S3C2410_GPC0_LEND);
+ s3c_gpio_cfgpin(S3C2410_GPC(0), S3C2410_GPC0_LEND);
/* Turn the backlight early on */
- s3c2410_gpio_setpin(S3C2410_GPG(4), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPG(4), S3C2410_GPIO_OUTPUT);
+ WARN_ON(gpio_request(S3C2410_GPG(4), "backlight"));
+ gpio_direction_output(S3C2410_GPG(4), 1);
/* remove pullup on optional PWM backlight -- unused on 3.5 and 7"s */
- s3c2410_gpio_pullup(S3C2410_GPB(1), 0);
+ s3c_gpio_setpull(S3C2410_GPB(1), S3C_GPIO_PULL_UP);
s3c2410_gpio_setpin(S3C2410_GPB(1), 0);
- s3c2410_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPIO_INPUT);
/* Make sure the D+ pullup pin is output */
- s3c2410_gpio_cfgpin(S3C2410_GPC(5), S3C2410_GPIO_OUTPUT);
+ WARN_ON(gpio_request(S3C2410_GPC(5), "udc pup"));
+ gpio_direction_output(S3C2410_GPC(5), 0);
/* mark the key as input, without pullups (there is one on the board) */
for (i = 0; i < ARRAY_SIZE(mini2440_buttons); i++) {
- s3c2410_gpio_pullup(mini2440_buttons[i].gpio, 0);
- s3c2410_gpio_cfgpin(mini2440_buttons[i].gpio,
- S3C2410_GPIO_INPUT);
+ s3c_gpio_setpull(mini2440_buttons[i].gpio, S3C_GPIO_PULL_UP);
+ s3c_gpio_cfgpin(mini2440_buttons[i].gpio, S3C2410_GPIO_INPUT);
}
if (features.lcd_index != -1) {
int li;
#include <plat/regs-serial.h>
#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
#include <plat/s3c2410.h>
#include <plat/s3c244x.h>
#include <plat/clock.h>
{
// Initialize SCCB bus
s3c2410_gpio_setpin(S3C2410_GPE(14), 1); // IICSCL
- s3c2410_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(S3C2410_GPE(15), 1); // IICSDA
- s3c2410_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPIO_OUTPUT);
// Power up the sensor board
s3c2410_gpio_setpin(S3C2410_GPF(1), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPF(1), S3C2410_GPIO_OUTPUT); // CAM_GPIO7 => nLDO_PWRDN
+ s3c_gpio_cfgpin(S3C2410_GPF(1), S3C2410_GPIO_OUTPUT); // CAM_GPIO7 => nLDO_PWRDN
s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
- s3c2410_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT); // CAM_GPIO6 => CAM_PWRDN
+ s3c_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT); // CAM_GPIO6 => CAM_PWRDN
}
static void __init nexcoder_map_io(void)
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
+#include <plat/gpio-cfg.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
/* ensure that an nRESET is not generated on resume. */
s3c2410_gpio_setpin(S3C2410_GPA(21), 1);
- s3c2410_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPIO_OUTPUT);
return 0;
}
__raw_writeb(pm_osiris_ctrl0, OSIRIS_VA_CTRL0);
- s3c2410_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT);
+ s3c_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT);
return 0;
}
--- /dev/null
+/* linux/arch/arm/mach-s3c2440/mach-rx1950.c
+ *
+ * Copyright (c) 2006-2009 Victor Chukhantsev, Denis Grigoriev,
+ * Copyright (c) 2007-2010 Vasily Khoruzhick
+ *
+ * based on smdk2440 written by Ben Dooks
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/delay.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/sysdev.h>
+#include <linux/pwm_backlight.h>
+#include <linux/pwm.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <linux/mmc/host.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach-types.h>
+
+#include <mach/regs-gpio.h>
+#include <mach/regs-gpioj.h>
+#include <mach/h1940.h>
+#include <mach/fb.h>
+
+#include <plat/clock.h>
+#include <plat/regs-serial.h>
+#include <plat/regs-iic.h>
+#include <plat/mci.h>
+#include <plat/udc.h>
+#include <plat/nand.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/pm.h>
+#include <plat/irq.h>
+#include <plat/ts.h>
+
+#define LCD_PWM_PERIOD 192960
+#define LCD_PWM_DUTY 127353
+
+static struct map_desc rx1950_iodesc[] __initdata = {
+};
+
+static struct s3c24xx_uart_clksrc rx1950_serial_clocks[] = {
+ [0] = {
+ .name = "fclk",
+ .divisor = 0x0a,
+ .min_baud = 0,
+ .max_baud = 0,
+ },
+};
+
+static struct s3c2410_uartcfg rx1950_uartcfgs[] __initdata = {
+ [0] = {
+ .hwport = 0,
+ .flags = 0,
+ .ucon = 0x3c5,
+ .ulcon = 0x03,
+ .ufcon = 0x51,
+ .clocks = rx1950_serial_clocks,
+ .clocks_size = ARRAY_SIZE(rx1950_serial_clocks),
+ },
+ [1] = {
+ .hwport = 1,
+ .flags = 0,
+ .ucon = 0x3c5,
+ .ulcon = 0x03,
+ .ufcon = 0x51,
+ .clocks = rx1950_serial_clocks,
+ .clocks_size = ARRAY_SIZE(rx1950_serial_clocks),
+ },
+ /* IR port */
+ [2] = {
+ .hwport = 2,
+ .flags = 0,
+ .ucon = 0x3c5,
+ .ulcon = 0x43,
+ .ufcon = 0xf1,
+ .clocks = rx1950_serial_clocks,
+ .clocks_size = ARRAY_SIZE(rx1950_serial_clocks),
+ },
+};
+
+static struct s3c2410fb_display rx1950_display = {
+ .type = S3C2410_LCDCON1_TFT,
+ .width = 240,
+ .height = 320,
+ .xres = 240,
+ .yres = 320,
+ .bpp = 16,
+
+ .pixclock = 260000,
+ .left_margin = 10,
+ .right_margin = 20,
+ .hsync_len = 10,
+ .upper_margin = 2,
+ .lower_margin = 2,
+ .vsync_len = 2,
+
+ .lcdcon5 = S3C2410_LCDCON5_FRM565 |
+ S3C2410_LCDCON5_INVVCLK |
+ S3C2410_LCDCON5_INVVLINE |
+ S3C2410_LCDCON5_INVVFRAME |
+ S3C2410_LCDCON5_HWSWP |
+ (0x02 << 13) |
+ (0x02 << 15),
+
+};
+
+static struct s3c2410fb_mach_info rx1950_lcd_cfg = {
+ .displays = &rx1950_display,
+ .num_displays = 1,
+ .default_display = 0,
+
+ .lpcsel = 0x02,
+ .gpccon = 0xaa9556a9,
+ .gpccon_mask = 0xffc003fc,
+ .gpcup = 0x0000ffff,
+ .gpcup_mask = 0xffffffff,
+
+ .gpdcon = 0xaa90aaa1,
+ .gpdcon_mask = 0xffc0fff0,
+ .gpdup = 0x0000fcfd,
+ .gpdup_mask = 0xffffffff,
+
+};
+
+static struct pwm_device *lcd_pwm;
+
+void rx1950_lcd_power(int enable)
+{
+ int i;
+ static int enabled;
+ if (enabled == enable)
+ return;
+ if (!enable) {
+
+ /* GPC11-GPC15->OUTPUT */
+ for (i = 11; i < 16; i++)
+ gpio_direction_output(S3C2410_GPC(i), 1);
+
+ /* Wait a bit here... */
+ mdelay(100);
+
+ /* GPD2-GPD7->OUTPUT */
+ /* GPD11-GPD15->OUTPUT */
+ /* GPD2-GPD7->1, GPD11-GPD15->1 */
+ for (i = 2; i < 8; i++)
+ gpio_direction_output(S3C2410_GPD(i), 1);
+ for (i = 11; i < 16; i++)
+ gpio_direction_output(S3C2410_GPD(i), 1);
+
+ /* Wait a bit here...*/
+ mdelay(100);
+
+ /* GPB0->OUTPUT, GPB0->0 */
+ gpio_direction_output(S3C2410_GPB(0), 0);
+
+ /* GPC1-GPC4->OUTPUT, GPC1-4->0 */
+ for (i = 1; i < 5; i++)
+ gpio_direction_output(S3C2410_GPC(i), 0);
+
+ /* GPC15-GPC11->0 */
+ for (i = 11; i < 16; i++)
+ gpio_direction_output(S3C2410_GPC(i), 0);
+
+ /* GPD15-GPD11->0, GPD2->GPD7->0 */
+ for (i = 11; i < 16; i++)
+ gpio_direction_output(S3C2410_GPD(i), 0);
+
+ for (i = 2; i < 8; i++)
+ gpio_direction_output(S3C2410_GPD(i), 0);
+
+ /* GPC6->0, GPC7->0, GPC5->0 */
+ gpio_direction_output(S3C2410_GPC(6), 0);
+ gpio_direction_output(S3C2410_GPC(7), 0);
+ gpio_direction_output(S3C2410_GPC(5), 0);
+
+ /* GPB1->OUTPUT, GPB1->0 */
+ gpio_direction_output(S3C2410_GPB(1), 0);
+ pwm_config(lcd_pwm, 0, LCD_PWM_PERIOD);
+ pwm_disable(lcd_pwm);
+
+ /* GPC0->0, GPC10->0 */
+ gpio_direction_output(S3C2410_GPC(0), 0);
+ gpio_direction_output(S3C2410_GPC(10), 0);
+ } else {
+ pwm_config(lcd_pwm, LCD_PWM_DUTY, LCD_PWM_PERIOD);
+ pwm_enable(lcd_pwm);
+
+ gpio_direction_output(S3C2410_GPC(0), 1);
+ gpio_direction_output(S3C2410_GPC(5), 1);
+
+ s3c_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPB1_TOUT1);
+ gpio_direction_output(S3C2410_GPC(7), 1);
+
+ for (i = 1; i < 5; i++)
+ s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2));
+
+ for (i = 11; i < 16; i++)
+ s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2));
+
+ for (i = 2; i < 8; i++)
+ s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2));
+
+ for (i = 11; i < 16; i++)
+ s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2));
+
+ gpio_direction_output(S3C2410_GPC(10), 1);
+ gpio_direction_output(S3C2410_GPC(6), 1);
+ }
+ enabled = enable;
+}
+
+static void rx1950_bl_power(int enable)
+{
+ static int enabled;
+ if (enabled == enable)
+ return;
+ if (!enable) {
+ gpio_direction_output(S3C2410_GPB(0), 0);
+ } else {
+ /* LED driver need a "push" to power on */
+ gpio_direction_output(S3C2410_GPB(0), 1);
+ /* Warm up backlight for one period of PWM.
+ * Without this trick its almost impossible to
+ * enable backlight with low brightness value
+ */
+ ndelay(48000);
+ s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
+ }
+ enabled = enable;
+}
+
+static int rx1950_backlight_init(struct device *dev)
+{
+ WARN_ON(gpio_request(S3C2410_GPB(0), "Backlight"));
+ lcd_pwm = pwm_request(1, "RX1950 LCD");
+ if (IS_ERR(lcd_pwm)) {
+ dev_err(dev, "Unable to request PWM for LCD power!\n");
+ return PTR_ERR(lcd_pwm);
+ }
+
+ rx1950_lcd_power(1);
+ rx1950_bl_power(1);
+
+ return 0;
+}
+
+static void rx1950_backlight_exit(struct device *dev)
+{
+ rx1950_bl_power(0);
+ rx1950_lcd_power(0);
+
+ pwm_free(lcd_pwm);
+ gpio_free(S3C2410_GPB(0));
+}
+
+
+static int rx1950_backlight_notify(struct device *dev, int brightness)
+{
+ if (!brightness) {
+ rx1950_bl_power(0);
+ rx1950_lcd_power(0);
+ } else {
+ rx1950_lcd_power(1);
+ rx1950_bl_power(1);
+ }
+ return brightness;
+}
+
+static struct platform_pwm_backlight_data rx1950_backlight_data = {
+ .pwm_id = 0,
+ .max_brightness = 24,
+ .dft_brightness = 4,
+ .pwm_period_ns = 48000,
+ .init = rx1950_backlight_init,
+ .notify = rx1950_backlight_notify,
+ .exit = rx1950_backlight_exit,
+};
+
+static struct platform_device rx1950_backlight = {
+ .name = "pwm-backlight",
+ .dev = {
+ .parent = &s3c_device_timer[0].dev,
+ .platform_data = &rx1950_backlight_data,
+ },
+};
+
+static void rx1950_set_mmc_power(unsigned char power_mode, unsigned short vdd)
+{
+ switch (power_mode) {
+ case MMC_POWER_OFF:
+ gpio_direction_output(S3C2410_GPJ(1), 0);
+ break;
+ case MMC_POWER_UP:
+ case MMC_POWER_ON:
+ gpio_direction_output(S3C2410_GPJ(1), 1);
+ break;
+ default:
+ break;
+ }
+}
+
+static struct s3c24xx_mci_pdata rx1950_mmc_cfg __initdata = {
+ .gpio_detect = S3C2410_GPF(5),
+ .gpio_wprotect = S3C2410_GPH(8),
+ .set_power = rx1950_set_mmc_power,
+ .ocr_avail = MMC_VDD_32_33,
+};
+
+static struct mtd_partition rx1950_nand_part[] = {
+ [0] = {
+ .name = "Boot0",
+ .offset = 0,
+ .size = 0x4000,
+ .mask_flags = MTD_WRITEABLE,
+ },
+ [1] = {
+ .name = "Boot1",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x40000,
+ .mask_flags = MTD_WRITEABLE,
+ },
+ [2] = {
+ .name = "Kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x300000,
+ .mask_flags = 0,
+ },
+ [3] = {
+ .name = "Filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0,
+ },
+};
+
+static struct s3c2410_nand_set rx1950_nand_sets[] = {
+ [0] = {
+ .name = "Internal",
+ .nr_chips = 1,
+ .nr_partitions = ARRAY_SIZE(rx1950_nand_part),
+ .partitions = rx1950_nand_part,
+ },
+};
+
+static struct s3c2410_platform_nand rx1950_nand_info = {
+ .tacls = 25,
+ .twrph0 = 50,
+ .twrph1 = 15,
+ .nr_sets = ARRAY_SIZE(rx1950_nand_sets),
+ .sets = rx1950_nand_sets,
+};
+
+static void rx1950_udc_pullup(enum s3c2410_udc_cmd_e cmd)
+{
+ switch (cmd) {
+ case S3C2410_UDC_P_ENABLE:
+ gpio_direction_output(S3C2410_GPJ(5), 1);
+ break;
+ case S3C2410_UDC_P_DISABLE:
+ gpio_direction_output(S3C2410_GPJ(5), 0);
+ break;
+ case S3C2410_UDC_P_RESET:
+ break;
+ default:
+ break;
+ }
+}
+
+static struct s3c2410_udc_mach_info rx1950_udc_cfg __initdata = {
+ .udc_command = rx1950_udc_pullup,
+ .vbus_pin = S3C2410_GPG(5),
+ .vbus_pin_inverted = 1,
+};
+
+static struct s3c2410_ts_mach_info rx1950_ts_cfg __initdata = {
+ .delay = 10000,
+ .presc = 49,
+ .oversampling_shift = 3,
+};
+
+static struct gpio_keys_button rx1950_gpio_keys_table[] = {
+ {
+ .code = KEY_POWER,
+ .gpio = S3C2410_GPF(0),
+ .active_low = 1,
+ .desc = "Power button",
+ .wakeup = 1,
+ },
+ {
+ .code = KEY_F5,
+ .gpio = S3C2410_GPF(7),
+ .active_low = 1,
+ .desc = "Record button",
+ },
+ {
+ .code = KEY_F1,
+ .gpio = S3C2410_GPG(0),
+ .active_low = 1,
+ .desc = "Calendar button",
+ },
+ {
+ .code = KEY_F2,
+ .gpio = S3C2410_GPG(2),
+ .active_low = 1,
+ .desc = "Contacts button",
+ },
+ {
+ .code = KEY_F3,
+ .gpio = S3C2410_GPG(3),
+ .active_low = 1,
+ .desc = "Mail button",
+ },
+ {
+ .code = KEY_F4,
+ .gpio = S3C2410_GPG(7),
+ .active_low = 1,
+ .desc = "WLAN button",
+ },
+ {
+ .code = KEY_LEFT,
+ .gpio = S3C2410_GPG(10),
+ .active_low = 1,
+ .desc = "Left button",
+ },
+ {
+ .code = KEY_RIGHT,
+ .gpio = S3C2410_GPG(11),
+ .active_low = 1,
+ .desc = "Right button",
+ },
+ {
+ .code = KEY_UP,
+ .gpio = S3C2410_GPG(4),
+ .active_low = 1,
+ .desc = "Up button",
+ },
+ {
+ .code = KEY_DOWN,
+ .gpio = S3C2410_GPG(6),
+ .active_low = 1,
+ .desc = "Down button",
+ },
+ {
+ .code = KEY_ENTER,
+ .gpio = S3C2410_GPG(9),
+ .active_low = 1,
+ .desc = "Ok button"
+ },
+};
+
+static struct gpio_keys_platform_data rx1950_gpio_keys_data = {
+ .buttons = rx1950_gpio_keys_table,
+ .nbuttons = ARRAY_SIZE(rx1950_gpio_keys_table),
+};
+
+static struct platform_device rx1950_device_gpiokeys = {
+ .name = "gpio-keys",
+ .dev.platform_data = &rx1950_gpio_keys_data,
+};
+
+static struct s3c2410_platform_i2c rx1950_i2c_data = {
+ .flags = 0,
+ .slave_addr = 0x42,
+ .frequency = 400 * 1000,
+ .sda_delay = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+};
+
+static struct platform_device *rx1950_devices[] __initdata = {
+ &s3c_device_lcd,
+ &s3c_device_wdt,
+ &s3c_device_i2c0,
+ &s3c_device_iis,
+ &s3c_device_usbgadget,
+ &s3c_device_rtc,
+ &s3c_device_nand,
+ &s3c_device_sdi,
+ &s3c_device_adc,
+ &s3c_device_ts,
+ &s3c_device_timer[0],
+ &s3c_device_timer[1],
+ &rx1950_backlight,
+ &rx1950_device_gpiokeys,
+};
+
+static struct clk *rx1950_clocks[] __initdata = {
+ &s3c24xx_clkout0,
+ &s3c24xx_clkout1,
+};
+
+static void __init rx1950_map_io(void)
+{
+ s3c24xx_clkout0.parent = &clk_h;
+ s3c24xx_clkout1.parent = &clk_f;
+
+ s3c24xx_register_clocks(rx1950_clocks, ARRAY_SIZE(rx1950_clocks));
+
+ s3c24xx_init_io(rx1950_iodesc, ARRAY_SIZE(rx1950_iodesc));
+ s3c24xx_init_clocks(16934000);
+ s3c24xx_init_uarts(rx1950_uartcfgs, ARRAY_SIZE(rx1950_uartcfgs));
+
+ /* setup PM */
+
+#ifdef CONFIG_PM_H1940
+ memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 8);
+#endif
+
+ s3c_pm_init();
+}
+
+static void __init rx1950_init_machine(void)
+{
+ int i;
+
+ s3c24xx_fb_set_platdata(&rx1950_lcd_cfg);
+ s3c24xx_udc_set_platdata(&rx1950_udc_cfg);
+ s3c24xx_ts_set_platdata(&rx1950_ts_cfg);
+ s3c24xx_mci_set_platdata(&rx1950_mmc_cfg);
+ s3c_i2c0_set_platdata(&rx1950_i2c_data);
+ s3c_nand_set_platdata(&rx1950_nand_info);
+
+ /* Turn off suspend on both USB ports, and switch the
+ * selectable USB port to USB device mode. */
+ s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
+ S3C2410_MISCCR_USBSUSPND0 |
+ S3C2410_MISCCR_USBSUSPND1, 0x0);
+
+ WARN_ON(gpio_request(S3C2410_GPJ(5), "UDC pullup"));
+ gpio_direction_output(S3C2410_GPJ(5), 0);
+
+ /* mmc power is disabled by default */
+ WARN_ON(gpio_request(S3C2410_GPJ(1), "MMC power"));
+ gpio_direction_output(S3C2410_GPJ(1), 0);
+
+ for (i = 0; i < 8; i++)
+ WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power"));
+
+ for (i = 10; i < 16; i++)
+ WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power"));
+
+ for (i = 2; i < 8; i++)
+ WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power"));
+
+ for (i = 11; i < 16; i++)
+ WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power"));
+
+ WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
+
+ platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
+}
+
+MACHINE_START(RX1950, "HP iPAQ RX1950")
+ /* Maintainers: Vasily Khoruzhick */
+ .phys_io = S3C2410_PA_UART,
+ .io_pg_offst = (((u32) S3C24XX_VA_UART) >> 18) & 0xfffc,
+ .boot_params = S3C2410_SDRAM_PA + 0x100,
+ .map_io = rx1950_map_io,
+ .init_irq = s3c24xx_init_irq,
+ .init_machine = rx1950_init_machine,
+ .timer = &s3c24xx_timer,
+MACHINE_END
}
MACHINE_START(RX3715, "IPAQ-RX3715")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
}
MACHINE_START(S3C2440, "SMDK2440")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
#include <linux/platform_device.h>
#include <linux/serial_core.h>
#include <linux/sysdev.h>
+#include <linux/gpio.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <plat/cpu.h>
#include <plat/s3c244x.h>
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+
static struct sys_device s3c2440_sysdev = {
.cls = &s3c2440_sysclass,
};
{
printk("S3C2440: Initialising architecture\n");
+ s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
+ s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
+
/* change irq for watchdog */
s3c_device_wdt.resource[1].start = IRQ_S3C2440_WDT;
}
MACHINE_START(SMDK2443, "SMDK2443")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
EXPORT_SYMBOL(s3c2410_dma_enqueue);
-int s3c2410_dma_devconfig(int channel,
+int s3c2410_dma_devconfig(unsigned int channel,
enum s3c2410_dmasrc source,
unsigned long devaddr)
{
static struct s3c_gpio_cfg gpio_4bit_cfg_noint = {
.set_config = s3c_gpio_setcfg_s3c64xx_4bit,
+ .get_config = s3c_gpio_getcfg_s3c64xx_4bit,
.set_pull = s3c_gpio_setpull_updown,
.get_pull = s3c_gpio_getpull_updown,
};
static struct s3c_gpio_cfg gpio_4bit_cfg_eint0111 = {
.cfg_eint = 7,
.set_config = s3c_gpio_setcfg_s3c64xx_4bit,
+ .get_config = s3c_gpio_getcfg_s3c64xx_4bit,
.set_pull = s3c_gpio_setpull_updown,
.get_pull = s3c_gpio_getpull_updown,
};
static struct s3c_gpio_cfg gpio_4bit_cfg_eint0011 = {
.cfg_eint = 3,
+ .get_config = s3c_gpio_getcfg_s3c64xx_4bit,
.set_config = s3c_gpio_setcfg_s3c64xx_4bit,
.set_pull = s3c_gpio_setpull_updown,
.get_pull = s3c_gpio_getpull_updown,
static struct s3c_gpio_cfg gpio_2bit_cfg_noint = {
.set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
.set_pull = s3c_gpio_setpull_updown,
.get_pull = s3c_gpio_getpull_updown,
};
static struct s3c_gpio_cfg gpio_2bit_cfg_eint10 = {
.cfg_eint = 2,
.set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
.set_pull = s3c_gpio_setpull_updown,
.get_pull = s3c_gpio_getpull_updown,
};
static struct s3c_gpio_cfg gpio_2bit_cfg_eint11 = {
.cfg_eint = 3,
.set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
.set_pull = s3c_gpio_setpull_updown,
.get_pull = s3c_gpio_getpull_updown,
};
}
MACHINE_START(SMDK6400, "SMDK6400")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C_PA_UART & 0xfff00000,
.io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C64XX_PA_SDRAM + 0x100,
}
MACHINE_START(SMDK6410, "SMDK6410")
- /* Maintainer: Ben Dooks <ben@fluff.org> */
+ /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.phys_io = S3C_PA_UART & 0xfff00000,
.io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C64XX_PA_SDRAM + 0x100,
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
-static struct sysdev_class s5p6440_sysclass = {
+struct sysdev_class s5p6440_sysclass = {
.name = "s5p6440-core",
};
}, {
.cfg_eint = 0,
.set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
}, {
.cfg_eint = 2,
.set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
}, {
.cfg_eint = 3,
.set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
},
};
for (; nr_chips > 0; nr_chips--, chipcfg++) {
if (!chipcfg->set_config)
chipcfg->set_config = s3c_gpio_setcfg_s3c64xx_4bit;
+ if (!chipcfg->get_config)
+ chipcfg->get_config = s3c_gpio_getcfg_s3c64xx_4bit;
if (!chipcfg->set_pull)
chipcfg->set_pull = s3c_gpio_setpull_updown;
if (!chipcfg->get_pull)
/* linux/arch/arm/mach-s5p6440/include/mach/pwm-clock.h
*
+ * Copyright (c) 2009 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * Copyright 2008 Openmoko, Inc.
* Copyright 2008 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
- * Copyright 2009 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
+ * Based on arch/arm/mach-s3c64xx/include/mach/pwm-clock.h
*
* S5P6440 - pwm clock and timer support
*
* published by the Free Software Foundation.
*/
+#ifndef __ASM_ARCH_PWMCLK_H
+#define __ASM_ARCH_PWMCLK_H __FILE__
+
/**
* pwm_cfg_src_is_tclk() - return whether the given mux config is a tclk
- * @cfg: The timer TCFG1 register bits shifted down to 0.
+ * @tcfg: The timer TCFG1 register bits shifted down to 0.
*
* Return true if the given configuration from TCFG1 is a TCLK instead
* any of the TDIV clocks.
*/
static inline int pwm_cfg_src_is_tclk(unsigned long tcfg)
{
- return tcfg == S3C2410_TCFG1_MUX_TCLK;
+ return 0;
}
/**
*/
static inline unsigned long tcfg_to_divisor(unsigned long tcfg1)
{
- return 1 << (1 + tcfg1);
+ return 1 << tcfg1;
}
/**
*/
static inline unsigned int pwm_tdiv_has_div1(void)
{
- return 0;
+ return 1;
}
/**
*/
static inline unsigned long pwm_tdiv_div_bits(unsigned int div)
{
- return ilog2(div) - 1;
+ return ilog2(div);
}
-#define S3C_TCFG1_MUX_TCLK S3C2410_TCFG1_MUX_TCLK
+#define S3C_TCFG1_MUX_TCLK 0
+
+#endif /* __ASM_ARCH_PWMCLK_H */
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
-static struct sysdev_class s5p6442_sysclass = {
+struct sysdev_class s5p6442_sysclass = {
.name = "s5p6442-core",
};
/* linux/arch/arm/mach-s5p6442/include/mach/pwm-clock.h
*
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * Copyright 2008 Openmoko, Inc.
* Copyright 2008 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
- * Copyright 2010 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
- *
- * Based on arch/arm/plat-s3c24xx/include/mach/pwm-clock.h
+ * Based on arch/arm/mach-s3c64xx/include/mach/pwm-clock.h
*
* S5P6442 - pwm clock and timer support
*
/**
* pwm_cfg_src_is_tclk() - return whether the given mux config is a tclk
- * @cfg: The timer TCFG1 register bits shifted down to 0.
+ * @tcfg: The timer TCFG1 register bits shifted down to 0.
*
* Return true if the given configuration from TCFG1 is a TCLK instead
* any of the TDIV clocks.
*/
static inline int pwm_cfg_src_is_tclk(unsigned long tcfg)
{
- return tcfg == S3C2410_TCFG1_MUX_TCLK;
+ return tcfg == S3C64XX_TCFG1_MUX_TCLK;
}
/**
*/
static inline unsigned long tcfg_to_divisor(unsigned long tcfg1)
{
- return 1 << (1 + tcfg1);
+ return 1 << tcfg1;
}
/**
*/
static inline unsigned int pwm_tdiv_has_div1(void)
{
- return 0;
+ return 1;
}
/**
*/
static inline unsigned long pwm_tdiv_div_bits(unsigned int div)
{
- return ilog2(div) - 1;
+ return ilog2(div);
}
-#define S3C_TCFG1_MUX_TCLK S3C2410_TCFG1_MUX_TCLK
+#define S3C_TCFG1_MUX_TCLK S3C64XX_TCFG1_MUX_TCLK
#endif /* __ASM_ARCH_PWMCLK_H */
# Core support for S5PV210 system
-obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o
+obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o gpiolib.o
# machine support
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
-static struct sysdev_class s5pv210_sysclass = {
+struct sysdev_class s5pv210_sysclass = {
.name = "s5pv210-core",
};
--- /dev/null
+/* linux/arch/arm/mach-s5pv210/gpiolib.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * S5PV210 - GPIOlib support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+#include <mach/map.h>
+
+static struct s3c_gpio_cfg gpio_cfg = {
+ .set_config = s3c_gpio_setcfg_s3c64xx_4bit,
+ .set_pull = s3c_gpio_setpull_updown,
+ .get_pull = s3c_gpio_getpull_updown,
+};
+
+static struct s3c_gpio_cfg gpio_cfg_noint = {
+ .set_config = s3c_gpio_setcfg_s3c64xx_4bit,
+ .set_pull = s3c_gpio_setpull_updown,
+ .get_pull = s3c_gpio_getpull_updown,
+};
+
+/* GPIO bank's base address given the index of the bank in the
+ * list of all gpio banks.
+ */
+#define S5PV210_BANK_BASE(bank_nr) (S5P_VA_GPIO + ((bank_nr) * 0x20))
+
+/*
+ * Following are the gpio banks in v210.
+ *
+ * The 'config' member when left to NULL, is initialized to the default
+ * structure gpio_cfg in the init function below.
+ *
+ * The 'base' member is also initialized in the init function below.
+ * Note: The initialization of 'base' member of s3c_gpio_chip structure
+ * uses the above macro and depends on the banks being listed in order here.
+ */
+static struct s3c_gpio_chip s5pv210_gpio_4bit[] = {
+ {
+ .chip = {
+ .base = S5PV210_GPA0(0),
+ .ngpio = S5PV210_GPIO_A0_NR,
+ .label = "GPA0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPA1(0),
+ .ngpio = S5PV210_GPIO_A1_NR,
+ .label = "GPA1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPB(0),
+ .ngpio = S5PV210_GPIO_B_NR,
+ .label = "GPB",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPC0(0),
+ .ngpio = S5PV210_GPIO_C0_NR,
+ .label = "GPC0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPC1(0),
+ .ngpio = S5PV210_GPIO_C1_NR,
+ .label = "GPC1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPD0(0),
+ .ngpio = S5PV210_GPIO_D0_NR,
+ .label = "GPD0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPD1(0),
+ .ngpio = S5PV210_GPIO_D1_NR,
+ .label = "GPD1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPE0(0),
+ .ngpio = S5PV210_GPIO_E0_NR,
+ .label = "GPE0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPE1(0),
+ .ngpio = S5PV210_GPIO_E1_NR,
+ .label = "GPE1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPF0(0),
+ .ngpio = S5PV210_GPIO_F0_NR,
+ .label = "GPF0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPF1(0),
+ .ngpio = S5PV210_GPIO_F1_NR,
+ .label = "GPF1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPF2(0),
+ .ngpio = S5PV210_GPIO_F2_NR,
+ .label = "GPF2",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPF3(0),
+ .ngpio = S5PV210_GPIO_F3_NR,
+ .label = "GPF3",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPG0(0),
+ .ngpio = S5PV210_GPIO_G0_NR,
+ .label = "GPG0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPG1(0),
+ .ngpio = S5PV210_GPIO_G1_NR,
+ .label = "GPG1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPG2(0),
+ .ngpio = S5PV210_GPIO_G2_NR,
+ .label = "GPG2",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPG3(0),
+ .ngpio = S5PV210_GPIO_G3_NR,
+ .label = "GPG3",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPI(0),
+ .ngpio = S5PV210_GPIO_I_NR,
+ .label = "GPI",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPJ0(0),
+ .ngpio = S5PV210_GPIO_J0_NR,
+ .label = "GPJ0",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPJ1(0),
+ .ngpio = S5PV210_GPIO_J1_NR,
+ .label = "GPJ1",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPJ2(0),
+ .ngpio = S5PV210_GPIO_J2_NR,
+ .label = "GPJ2",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPJ3(0),
+ .ngpio = S5PV210_GPIO_J3_NR,
+ .label = "GPJ3",
+ },
+ }, {
+ .chip = {
+ .base = S5PV210_GPJ4(0),
+ .ngpio = S5PV210_GPIO_J4_NR,
+ .label = "GPJ4",
+ },
+ }, {
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_MP01(0),
+ .ngpio = S5PV210_GPIO_MP01_NR,
+ .label = "MP01",
+ },
+ }, {
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_MP02(0),
+ .ngpio = S5PV210_GPIO_MP02_NR,
+ .label = "MP02",
+ },
+ }, {
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_MP03(0),
+ .ngpio = S5PV210_GPIO_MP03_NR,
+ .label = "MP03",
+ },
+ }, {
+ .base = (S5P_VA_GPIO + 0xC00),
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_GPH0(0),
+ .ngpio = S5PV210_GPIO_H0_NR,
+ .label = "GPH0",
+ },
+ }, {
+ .base = (S5P_VA_GPIO + 0xC20),
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_GPH1(0),
+ .ngpio = S5PV210_GPIO_H1_NR,
+ .label = "GPH1",
+ },
+ }, {
+ .base = (S5P_VA_GPIO + 0xC40),
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_GPH2(0),
+ .ngpio = S5PV210_GPIO_H2_NR,
+ .label = "GPH2",
+ },
+ }, {
+ .base = (S5P_VA_GPIO + 0xC60),
+ .config = &gpio_cfg_noint,
+ .chip = {
+ .base = S5PV210_GPH3(0),
+ .ngpio = S5PV210_GPIO_H3_NR,
+ .label = "GPH3",
+ },
+ },
+};
+
+static __init int s5pv210_gpiolib_init(void)
+{
+ struct s3c_gpio_chip *chip = s5pv210_gpio_4bit;
+ int nr_chips = ARRAY_SIZE(s5pv210_gpio_4bit);
+ int i = 0;
+
+ for (i = 0; i < nr_chips; i++, chip++) {
+ if (chip->config == NULL)
+ chip->config = &gpio_cfg;
+ if (chip->base == NULL)
+ chip->base = S5PV210_BANK_BASE(i);
+ }
+
+ samsung_gpiolib_add_4bit_chips(s5pv210_gpio_4bit, nr_chips);
+
+ return 0;
+}
+core_initcall(s5pv210_gpiolib_init);
#define gpio_cansleep __gpio_cansleep
#define gpio_to_irq __gpio_to_irq
+/* Practically, GPIO banks upto MP03 are the configurable gpio banks */
+
/* GPIO bank sizes */
#define S5PV210_GPIO_A0_NR (8)
#define S5PV210_GPIO_A1_NR (4)
#define S5PV210_GPIO_J3_NR (8)
#define S5PV210_GPIO_J4_NR (5)
+#define S5PV210_GPIO_MP01_NR (8)
+#define S5PV210_GPIO_MP02_NR (4)
+#define S5PV210_GPIO_MP03_NR (8)
+
/* GPIO bank numbers */
/* CONFIG_S3C_GPIO_SPACE allows the user to select extra
S5PV210_GPIO_J2_START = S5PV210_GPIO_NEXT(S5PV210_GPIO_J1),
S5PV210_GPIO_J3_START = S5PV210_GPIO_NEXT(S5PV210_GPIO_J2),
S5PV210_GPIO_J4_START = S5PV210_GPIO_NEXT(S5PV210_GPIO_J3),
+ S5PV210_GPIO_MP01_START = S5PV210_GPIO_NEXT(S5PV210_GPIO_J4),
+ S5PV210_GPIO_MP02_START = S5PV210_GPIO_NEXT(S5PV210_GPIO_MP01),
+ S5PV210_GPIO_MP03_START = S5PV210_GPIO_NEXT(S5PV210_GPIO_MP02),
};
/* S5PV210 GPIO number definitions */
#define S5PV210_GPJ2(_nr) (S5PV210_GPIO_J2_START + (_nr))
#define S5PV210_GPJ3(_nr) (S5PV210_GPIO_J3_START + (_nr))
#define S5PV210_GPJ4(_nr) (S5PV210_GPIO_J4_START + (_nr))
+#define S5PV210_MP01(_nr) (S5PV210_GPIO_MP01_START + (_nr))
+#define S5PV210_MP02(_nr) (S5PV210_GPIO_MP02_START + (_nr))
+#define S5PV210_MP03(_nr) (S5PV210_GPIO_MP03_START + (_nr))
/* the end of the S5PV210 specific gpios */
-#define S5PV210_GPIO_END (S5PV210_GPJ4(S5PV210_GPIO_J4_NR) + 1)
+#define S5PV210_GPIO_END (S5PV210_MP03(S5PV210_GPIO_MP03_NR) + 1)
#define S3C_GPIO_END S5PV210_GPIO_END
-/* define the number of gpios we need to the one after the GPJ4() range */
-#define ARCH_NR_GPIOS (S5PV210_GPJ4(S5PV210_GPIO_J4_NR) + \
+/* define the number of gpios we need to the one after the MP03() range */
+#define ARCH_NR_GPIOS (S5PV210_MP03(S5PV210_GPIO_MP03_NR) + \
CONFIG_SAMSUNG_GPIO_EXTRA + 1)
#include <asm-generic/gpio.h>
/* linux/arch/arm/mach-s5pv210/include/mach/pwm-clock.h
*
+ * Copyright (c) 2009 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * Copyright 2008 Openmoko, Inc.
* Copyright 2008 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- * http://www.samsung.com/
- *
- * Based on arch/arm/plat-s3c24xx/include/mach/pwm-clock.h
+ * Based on arch/arm/mach-s3c64xx/include/mach/pwm-clock.h
*
* S5PV210 - pwm clock and timer support
*
/**
* pwm_cfg_src_is_tclk() - return whether the given mux config is a tclk
- * @cfg: The timer TCFG1 register bits shifted down to 0.
+ * @tcfg: The timer TCFG1 register bits shifted down to 0.
*
* Return true if the given configuration from TCFG1 is a TCLK instead
* any of the TDIV clocks.
*/
static inline int pwm_cfg_src_is_tclk(unsigned long tcfg)
{
- return tcfg == S3C2410_TCFG1_MUX_TCLK;
+ return tcfg == S3C64XX_TCFG1_MUX_TCLK;
}
/**
*/
static inline unsigned long tcfg_to_divisor(unsigned long tcfg1)
{
- return 1 << (1 + tcfg1);
+ return 1 << tcfg1;
}
/**
*/
static inline unsigned int pwm_tdiv_has_div1(void)
{
- return 0;
+ return 1;
}
/**
*/
static inline unsigned long pwm_tdiv_div_bits(unsigned int div)
{
- return ilog2(div) - 1;
+ return ilog2(div);
}
-#define S3C_TCFG1_MUX_TCLK S3C2410_TCFG1_MUX_TCLK
+#define S3C_TCFG1_MUX_TCLK S3C64XX_TCFG1_MUX_TCLK
#endif /* __ASM_ARCH_PWMCLK_H */
if (machine_is_p720t())
res_size = 0x00014000;
- /* H1940 and RX3715 need to reserve this for suspend */
+ /* H1940, RX3715 and RX1950 need to reserve this for suspend */
- if (machine_is_h1940() || machine_is_rx3715()) {
+ if (machine_is_h1940() || machine_is_rx3715()
+ || machine_is_rx1950()) {
reserve_bootmem_node(pgdat, 0x30003000, 0x1000,
BOOTMEM_DEFAULT);
reserve_bootmem_node(pgdat, 0x30081000, 0x1000,
select NO_IOPORT
select ARCH_REQUIRE_GPIOLIB
select S3C_DEVICE_NAND
+ select S3C_GPIO_CFG_S3C24XX
help
Base platform code for any Samsung S3C24XX device
#include <plat/nand.h>
#include <plat/common-smdk.h>
+#include <plat/gpio-cfg.h>
#include <plat/devs.h>
#include <plat/pm.h>
{
/* Configure the LEDs (even if we have no LED support)*/
- s3c2410_gpio_cfgpin(S3C2410_GPF(4), S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_cfgpin(S3C2410_GPF(5), S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_cfgpin(S3C2410_GPF(6), S3C2410_GPIO_OUTPUT);
- s3c2410_gpio_cfgpin(S3C2410_GPF(7), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPF(4), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPF(5), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPF(6), S3C2410_GPIO_OUTPUT);
+ s3c_gpio_cfgpin(S3C2410_GPF(7), S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(S3C2410_GPF(4), 1);
s3c2410_gpio_setpin(S3C2410_GPF(5), 1);
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/slab.h>
+#include <linux/string.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
{
struct s3c2410fb_mach_info *npd;
- npd = kmalloc(sizeof(*npd), GFP_KERNEL);
+ npd = kmemdup(pd, sizeof(*npd), GFP_KERNEL);
if (npd) {
- memcpy(npd, pd, sizeof(*npd));
s3c_device_lcd.dev.platform_data = npd;
+ npd->displays = kmemdup(pd->displays,
+ sizeof(struct s3c2410fb_display) * npd->num_displays,
+ GFP_KERNEL);
+ if (!npd->displays)
+ printk(KERN_ERR "no memory for LCD display data\n");
} else {
printk(KERN_ERR "no memory for LCD platform data\n");
}
.resource = s3c_adc_resource,
};
-/* HWMON */
-
-struct platform_device s3c_device_hwmon = {
- .name = "s3c-hwmon",
- .id = -1,
- .dev.parent = &s3c_device_adc.dev,
-};
-
/* SDI */
static struct resource s3c_sdi_resource[] = {
EXPORT_SYMBOL(s3c_device_sdi);
-void s3c24xx_mci_set_platdata(struct s3c24xx_mci_pdata *pdata)
+void __init s3c24xx_mci_set_platdata(struct s3c24xx_mci_pdata *pdata)
{
struct s3c24xx_mci_pdata *npd;
* devaddr: physical address of the source
*/
-int s3c2410_dma_devconfig(int channel,
+int s3c2410_dma_devconfig(unsigned int channel,
enum s3c2410_dmasrc source,
unsigned long devaddr)
{
/* linux/arch/arm/plat-s3c24xx/gpio.c
*
- * Copyright (c) 2004-2005 Simtec Electronics
+ * Copyright (c) 2004-2010 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* S3C24XX GPIO support
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
+#include <linux/gpio.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <mach/regs-gpio.h>
-void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int function)
-{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long mask;
- unsigned long con;
- unsigned long flags;
+#include <plat/gpio-core.h>
- if (pin < S3C2410_GPIO_BANKB) {
- mask = 1 << S3C2410_GPIO_OFFSET(pin);
- } else {
- mask = 3 << S3C2410_GPIO_OFFSET(pin)*2;
- }
-
- switch (function) {
- case S3C2410_GPIO_LEAVE:
- mask = 0;
- function = 0;
- break;
-
- case S3C2410_GPIO_INPUT:
- case S3C2410_GPIO_OUTPUT:
- case S3C2410_GPIO_SFN2:
- case S3C2410_GPIO_SFN3:
- if (pin < S3C2410_GPIO_BANKB) {
- function -= 1;
- function &= 1;
- function <<= S3C2410_GPIO_OFFSET(pin);
- } else {
- function &= 3;
- function <<= S3C2410_GPIO_OFFSET(pin)*2;
- }
- }
-
- /* modify the specified register wwith IRQs off */
-
- local_irq_save(flags);
-
- con = __raw_readl(base + 0x00);
- con &= ~mask;
- con |= function;
-
- __raw_writel(con, base + 0x00);
-
- local_irq_restore(flags);
-}
-
-EXPORT_SYMBOL(s3c2410_gpio_cfgpin);
-
-unsigned int s3c2410_gpio_getcfg(unsigned int pin)
-{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long val = __raw_readl(base);
-
- if (pin < S3C2410_GPIO_BANKB) {
- val >>= S3C2410_GPIO_OFFSET(pin);
- val &= 1;
- val += 1;
- } else {
- val >>= S3C2410_GPIO_OFFSET(pin)*2;
- val &= 3;
- }
-
- return val | S3C2410_GPIO_INPUT;
-}
-
-EXPORT_SYMBOL(s3c2410_gpio_getcfg);
+/* gpiolib wrappers until these are totally eliminated */
void s3c2410_gpio_pullup(unsigned int pin, unsigned int to)
{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long offs = S3C2410_GPIO_OFFSET(pin);
- unsigned long flags;
- unsigned long up;
+ int ret;
- if (pin < S3C2410_GPIO_BANKB)
- return;
+ WARN_ON(to); /* should be none of these left */
- local_irq_save(flags);
-
- up = __raw_readl(base + 0x08);
- up &= ~(1L << offs);
- up |= to << offs;
- __raw_writel(up, base + 0x08);
+ if (!to) {
+ /* if pull is enabled, try first with up, and if that
+ * fails, try using down */
- local_irq_restore(flags);
+ ret = s3c_gpio_setpull(pin, S3C_GPIO_PULL_UP);
+ if (ret)
+ s3c_gpio_setpull(pin, S3C_GPIO_PULL_DOWN);
+ } else {
+ s3c_gpio_setpull(pin, S3C_GPIO_PULL_NONE);
+ }
}
-
EXPORT_SYMBOL(s3c2410_gpio_pullup);
-int s3c2410_gpio_getpull(unsigned int pin)
-{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long offs = S3C2410_GPIO_OFFSET(pin);
-
- if (pin < S3C2410_GPIO_BANKB)
- return -EINVAL;
-
- return (__raw_readl(base + 0x08) & (1L << offs)) ? 1 : 0;
-}
-
-EXPORT_SYMBOL(s3c2410_gpio_getpull);
-
void s3c2410_gpio_setpin(unsigned int pin, unsigned int to)
{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long offs = S3C2410_GPIO_OFFSET(pin);
- unsigned long flags;
- unsigned long dat;
+ /* do this via gpiolib until all users removed */
- local_irq_save(flags);
-
- dat = __raw_readl(base + 0x04);
- dat &= ~(1 << offs);
- dat |= to << offs;
- __raw_writel(dat, base + 0x04);
-
- local_irq_restore(flags);
+ gpio_request(pin, "temporary");
+ gpio_set_value(pin, to);
+ gpio_free(pin);
}
EXPORT_SYMBOL(s3c2410_gpio_setpin);
unsigned int s3c2410_gpio_getpin(unsigned int pin)
{
- void __iomem *base = S3C24XX_GPIO_BASE(pin);
- unsigned long offs = S3C2410_GPIO_OFFSET(pin);
+ struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
+ unsigned long offs = pin - chip->chip.base;
- return __raw_readl(base + 0x04) & (1<< offs);
+ return __raw_readl(chip->base + 0x04) & (1<< offs);
}
EXPORT_SYMBOL(s3c2410_gpio_getpin);
}
EXPORT_SYMBOL(s3c2410_modify_misccr);
-
-int s3c2410_gpio_getirq(unsigned int pin)
-{
- if (pin < S3C2410_GPF(0) || pin > S3C2410_GPG(15))
- return -EINVAL; /* not valid interrupts */
-
- if (pin < S3C2410_GPG(0) && pin > S3C2410_GPF(7))
- return -EINVAL; /* not valid pin */
-
- if (pin < S3C2410_GPF(4))
- return (pin - S3C2410_GPF(0)) + IRQ_EINT0;
-
- if (pin < S3C2410_GPG(0))
- return (pin - S3C2410_GPF(4)) + IRQ_EINT4;
-
- return (pin - S3C2410_GPG(0)) + IRQ_EINT8;
-}
-
-EXPORT_SYMBOL(s3c2410_gpio_getirq);
/* linux/arch/arm/plat-s3c24xx/gpiolib.c
*
- * Copyright (c) 2008 Simtec Electronics
+ * Copyright (c) 2008-2010 Simtec Electronics
* http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*
#include <linux/gpio.h>
#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <plat/pm.h>
return IRQ_EINT8 + offset;
}
+static struct s3c_gpio_cfg s3c24xx_gpiocfg_banka = {
+ .set_config = s3c_gpio_setcfg_s3c24xx_a,
+ .get_config = s3c_gpio_getcfg_s3c24xx_a,
+};
+
+struct s3c_gpio_cfg s3c24xx_gpiocfg_default = {
+ .set_config = s3c_gpio_setcfg_s3c24xx,
+ .get_config = s3c_gpio_getcfg_s3c24xx,
+};
+
struct s3c_gpio_chip s3c24xx_gpios[] = {
[0] = {
.base = S3C2410_GPACON,
.pm = __gpio_pm(&s3c_gpio_pm_1bit),
+ .config = &s3c24xx_gpiocfg_banka,
.chip = {
.base = S3C2410_GPA(0),
.owner = THIS_MODULE,
.ngpio = 11,
},
},
+ /* GPIOS for the S3C2443 and later devices. */
+ {
+ .base = S3C2440_GPJCON,
+ .pm = __gpio_pm(&s3c_gpio_pm_2bit),
+ .chip = {
+ .base = S3C2410_GPJ(0),
+ .owner = THIS_MODULE,
+ .label = "GPIOJ",
+ .ngpio = 16,
+ },
+ }, {
+ .base = S3C2443_GPKCON,
+ .pm = __gpio_pm(&s3c_gpio_pm_2bit),
+ .chip = {
+ .base = S3C2410_GPK(0),
+ .owner = THIS_MODULE,
+ .label = "GPIOK",
+ .ngpio = 16,
+ },
+ }, {
+ .base = S3C2443_GPLCON,
+ .pm = __gpio_pm(&s3c_gpio_pm_2bit),
+ .chip = {
+ .base = S3C2410_GPL(0),
+ .owner = THIS_MODULE,
+ .label = "GPIOL",
+ .ngpio = 15,
+ },
+ }, {
+ .base = S3C2443_GPMCON,
+ .pm = __gpio_pm(&s3c_gpio_pm_2bit),
+ .chip = {
+ .base = S3C2410_GPM(0),
+ .owner = THIS_MODULE,
+ .label = "GPIOM",
+ .ngpio = 2,
+ },
+ },
};
+
static __init int s3c24xx_gpiolib_init(void)
{
struct s3c_gpio_chip *chip = s3c24xx_gpios;
int gpn;
- for (gpn = 0; gpn < ARRAY_SIZE(s3c24xx_gpios); gpn++, chip++)
+ for (gpn = 0; gpn < ARRAY_SIZE(s3c24xx_gpios); gpn++, chip++) {
+ if (!chip->config)
+ chip->config = &s3c24xx_gpiocfg_default;
+
s3c_gpiolib_add(chip);
+ }
return 0;
}
#include <asm/mach/time.h>
+#include <plat/gpio-cfg.h>
#include <plat/pm.h>
#define PFX "s3c24xx-pm: "
{
unsigned long irqstate;
unsigned long pinstate;
- int irq = s3c2410_gpio_getirq(pin);
+ int irq = gpio_to_irq(pin);
if (irqoffs < 4)
irqstate = s3c_irqwake_intmask & (1L<<irqoffs);
else
irqstate = s3c_irqwake_eintmask & (1L<<irqoffs);
- pinstate = s3c2410_gpio_getcfg(pin);
+ pinstate = s3c_gpio_getcfg(pin);
if (!irqstate) {
if (pinstate == S3C2410_GPIO_IRQ)
- S3C_PMDBG("Leaving IRQ %d (pin %d) enabled\n", irq, pin);
+ S3C_PMDBG("Leaving IRQ %d (pin %d) as is\n", irq, pin);
} else {
if (pinstate == S3C2410_GPIO_IRQ) {
S3C_PMDBG("Disabling IRQ %d (pin %d)\n", irq, pin);
- s3c2410_gpio_cfgpin(pin, S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(pin, S3C2410_GPIO_INPUT);
}
}
}
struct platform_device;
+#include <plat/gpio-cfg.h>
#include <plat/iic.h>
#include <mach/hardware.h>
#include <mach/regs-gpio.h>
void s3c_i2c0_cfg_gpio(struct platform_device *dev)
{
- s3c2410_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPE15_IICSDA);
- s3c2410_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPE14_IICSCL);
+ s3c_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPE15_IICSDA);
+ s3c_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPE14_IICSCL);
}
int enable)
{
if (enable) {
- s3c2410_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPE13_SPICLK0);
- s3c2410_gpio_cfgpin(S3C2410_GPE(12), S3C2410_GPE12_SPIMOSI0);
- s3c2410_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPE11_SPIMISO0);
+ s3c_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPE13_SPICLK0);
+ s3c_gpio_cfgpin(S3C2410_GPE(12), S3C2410_GPE12_SPIMOSI0);
+ s3c_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPE11_SPIMISO0);
s3c2410_gpio_pullup(S3C2410_GPE(11), 0);
s3c2410_gpio_pullup(S3C2410_GPE(13), 0);
} else {
- s3c2410_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPIO_INPUT);
- s3c2410_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPIO_INPUT);
- s3c2410_gpio_pullup(S3C2410_GPE(11), 1);
- s3c2410_gpio_pullup(S3C2410_GPE(12), 1);
- s3c2410_gpio_pullup(S3C2410_GPE(13), 1);
+ s3c_gpio_cfgpin(S3C2410_GPE(13), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(S3C2410_GPE(11), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpull(S3C2410_GPE(11), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpull(S3C2410_GPE(12), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpull(S3C2410_GPE(13), S3C_GPIO_PULL_NONE);
}
}
printk(KERN_INFO "%s(%d)\n", __func__, enable);
if (enable) {
- s3c2410_gpio_cfgpin(S3C2410_GPD(10), S3C2440_GPD10_SPICLK1);
- s3c2410_gpio_cfgpin(S3C2410_GPD(9), S3C2440_GPD9_SPIMOSI1);
- s3c2410_gpio_cfgpin(S3C2410_GPD(8), S3C2440_GPD8_SPIMISO1);
+ s3c_gpio_cfgpin(S3C2410_GPD(10), S3C2440_GPD10_SPICLK1);
+ s3c_gpio_cfgpin(S3C2410_GPD(9), S3C2440_GPD9_SPIMOSI1);
+ s3c_gpio_cfgpin(S3C2410_GPD(8), S3C2440_GPD8_SPIMISO1);
s3c2410_gpio_pullup(S3C2410_GPD(10), 0);
s3c2410_gpio_pullup(S3C2410_GPD(9), 0);
} else {
- s3c2410_gpio_cfgpin(S3C2410_GPD(8), S3C2410_GPIO_INPUT);
- s3c2410_gpio_cfgpin(S3C2410_GPD(9), S3C2410_GPIO_INPUT);
- s3c2410_gpio_pullup(S3C2410_GPD(10), 1);
- s3c2410_gpio_pullup(S3C2410_GPD(9), 1);
- s3c2410_gpio_pullup(S3C2410_GPD(8), 1);
+ s3c_gpio_cfgpin(S3C2410_GPD(8), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(S3C2410_GPD(9), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpull(S3C2410_GPD(10), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpull(S3C2410_GPD(9), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpull(S3C2410_GPD(8), S3C_GPIO_PULL_NONE);
}
}
int enable)
{
if (enable) {
- s3c2410_gpio_cfgpin(S3C2410_GPG(7), S3C2410_GPG7_SPICLK1);
- s3c2410_gpio_cfgpin(S3C2410_GPG(6), S3C2410_GPG6_SPIMOSI1);
- s3c2410_gpio_cfgpin(S3C2410_GPG(5), S3C2410_GPG5_SPIMISO1);
+ s3c_gpio_cfgpin(S3C2410_GPG(7), S3C2410_GPG7_SPICLK1);
+ s3c_gpio_cfgpin(S3C2410_GPG(6), S3C2410_GPG6_SPIMOSI1);
+ s3c_gpio_cfgpin(S3C2410_GPG(5), S3C2410_GPG5_SPIMISO1);
s3c2410_gpio_pullup(S3C2410_GPG(5), 0);
s3c2410_gpio_pullup(S3C2410_GPG(6), 0);
} else {
- s3c2410_gpio_cfgpin(S3C2410_GPG(7), S3C2410_GPIO_INPUT);
- s3c2410_gpio_cfgpin(S3C2410_GPG(5), S3C2410_GPIO_INPUT);
- s3c2410_gpio_pullup(S3C2410_GPG(5), 1);
- s3c2410_gpio_pullup(S3C2410_GPG(6), 1);
- s3c2410_gpio_pullup(S3C2410_GPG(7), 1);
+ s3c_gpio_cfgpin(S3C2410_GPG(7), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpin(S3C2410_GPG(5), S3C2410_GPIO_INPUT);
+ s3c_gpio_cfgpull(S3C2410_GPG(5), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpull(S3C2410_GPG(6), S3C_GPIO_PULL_NONE);
+ s3c_gpio_cfgpull(S3C2410_GPG(7), S3C_GPIO_PULL_NONE);
}
}
.id = -1,
};
+struct clk clk_xusbxti = {
+ .name = "xusbxti",
+ .id = -1,
+};
+
static struct clk s5p_clk_27m = {
.name = "clk_27m",
.id = -1,
#define S5P_IRQ_VIC2(x) (S5P_VIC2_BASE + (x))
#define S5P_IRQ_VIC3(x) (S5P_VIC3_BASE + (x))
-#define S5P_TIMER_IRQ(x) S5P_IRQ(11 + (x))
+#define S5P_TIMER_IRQ(x) (11 + (x))
#define IRQ_TIMER0 S5P_TIMER_IRQ(0)
#define IRQ_TIMER1 S5P_TIMER_IRQ(1)
#define clk_fin_vpll clk_ext_xtal_mux
extern struct clk clk_ext_xtal_mux;
+extern struct clk clk_xusbxti;
extern struct clk clk_48m;
extern struct clk clk_fout_apll;
extern struct clk clk_fout_mpll;
help
Compile in platform device definitions for HSMMC channel 2
+config S3C_DEV_HWMON
+ bool
+ help
+ Compile in platform device definitions for HWMON
+
config S3C_DEV_I2C1
bool
help
obj-$(CONFIG_S3C_DEV_HSMMC) += dev-hsmmc.o
obj-$(CONFIG_S3C_DEV_HSMMC1) += dev-hsmmc1.o
obj-$(CONFIG_S3C_DEV_HSMMC2) += dev-hsmmc2.o
+obj-$(CONFIG_S3C_DEV_HWMON) += dev-hwmon.o
obj-y += dev-i2c0.o
obj-$(CONFIG_S3C_DEV_I2C1) += dev-i2c1.o
obj-$(CONFIG_S3C_DEV_FB) += dev-fb.o
--- /dev/null
+/* linux/arch/arm/plat-samsung/dev-hwmon.c
+ *
+ * Copyright 2008 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ * http://armlinux.simtec.co.uk/
+ *
+ * Adapted for HWMON by Maurus Cuelenaere
+ *
+ * Samsung series device definition for HWMON
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <plat/devs.h>
+#include <plat/hwmon.h>
+
+struct platform_device s3c_device_hwmon = {
+ .name = "s3c-hwmon",
+ .id = -1,
+ .dev.parent = &s3c_device_adc.dev,
+};
+
+void __init s3c_hwmon_set_platdata(struct s3c_hwmon_pdata *pd)
+{
+ struct s3c_hwmon_pdata *npd;
+
+ if (!pd) {
+ printk(KERN_ERR "%s: no platform data\n", __func__);
+ return;
+ }
+
+ npd = kmemdup(pd, sizeof(struct s3c_hwmon_pdata), GFP_KERNEL);
+ if (!npd)
+ printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+
+ s3c_device_hwmon.dev.platform_data = npd;
+}
/* linux/arch/arm/plat-s3c/gpio-config.c
*
* Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
+ * Copyright 2008-2010 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* http://armlinux.simtec.co.uk/
*
offset = pin - chip->chip.base;
- local_irq_save(flags);
+ s3c_gpio_lock(chip, flags);
ret = s3c_gpio_do_setcfg(chip, offset, config);
- local_irq_restore(flags);
+ s3c_gpio_unlock(chip, flags);
return ret;
}
EXPORT_SYMBOL(s3c_gpio_cfgpin);
+unsigned s3c_gpio_getcfg(unsigned int pin)
+{
+ struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
+ unsigned long flags;
+ unsigned ret = 0;
+ int offset;
+
+ if (chip) {
+ offset = pin - chip->chip.base;
+
+ s3c_gpio_lock(chip, flags);
+ ret = s3c_gpio_do_getcfg(chip, offset);
+ s3c_gpio_unlock(chip, flags);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL(s3c_gpio_getcfg);
+
+
int s3c_gpio_setpull(unsigned int pin, s3c_gpio_pull_t pull)
{
struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
offset = pin - chip->chip.base;
- local_irq_save(flags);
+ s3c_gpio_lock(chip, flags);
ret = s3c_gpio_do_setpull(chip, offset, pull);
- local_irq_restore(flags);
+ s3c_gpio_unlock(chip, flags);
return ret;
}
EXPORT_SYMBOL(s3c_gpio_setpull);
#ifdef CONFIG_S3C_GPIO_CFG_S3C24XX
-int s3c_gpio_setcfg_s3c24xx_banka(struct s3c_gpio_chip *chip,
- unsigned int off, unsigned int cfg)
+int s3c_gpio_setcfg_s3c24xx_a(struct s3c_gpio_chip *chip,
+ unsigned int off, unsigned int cfg)
{
void __iomem *reg = chip->base;
unsigned int shift = off;
return 0;
}
+unsigned s3c_gpio_getcfg_s3c24xx_a(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ u32 con;
+
+ con = __raw_readl(chip->base);
+ con >>= off;
+ con &= 1;
+ con++;
+
+ return S3C_GPIO_SFN(con);
+}
+
int s3c_gpio_setcfg_s3c24xx(struct s3c_gpio_chip *chip,
unsigned int off, unsigned int cfg)
{
return 0;
}
+
+unsigned int s3c_gpio_getcfg_s3c24xx(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ u32 con;
+
+ con = __raw_readl(chip->base);
+ con >>= off * 2;
+ con &= 3;
+
+ /* this conversion works for IN and OUT as well as special mode */
+ return S3C_GPIO_SPECIAL(con);
+}
#endif
#ifdef CONFIG_S3C_GPIO_CFG_S3C64XX
return 0;
}
+
+unsigned s3c_gpio_getcfg_s3c64xx_4bit(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ void __iomem *reg = chip->base;
+ unsigned int shift = (off & 7) * 4;
+ u32 con;
+
+ if (off < 8 && chip->chip.ngpio > 8)
+ reg -= 4;
+
+ con = __raw_readl(reg);
+ con >>= shift;
+ con &= 0xf;
+
+ /* this conversion works for IN and OUT as well as special mode */
+ return S3C_GPIO_SPECIAL(con);
+}
+
#endif /* CONFIG_S3C_GPIO_CFG_S3C64XX */
#ifdef CONFIG_S3C_GPIO_PULL_UPDOWN
return (__force s3c_gpio_pull_t)pup;
}
#endif
+
+#ifdef CONFIG_S3C_GPIO_PULL_UP
+int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
+ unsigned int off, s3c_gpio_pull_t pull)
+{
+ void __iomem *reg = chip->base + 0x08;
+ u32 pup = __raw_readl(reg);
+
+ pup = __raw_readl(reg);
+
+ if (pup == S3C_GPIO_PULL_UP)
+ pup &= ~(1 << off);
+ else if (pup == S3C_GPIO_PULL_NONE)
+ pup |= (1 << off);
+ else
+ return -EINVAL;
+
+ __raw_writel(pup, reg);
+ return 0;
+}
+
+s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ void __iomem *reg = chip->base + 0x08;
+ u32 pup = __raw_readl(reg);
+
+ pup &= (1 << off);
+ return pup ? S3C_GPIO_PULL_NONE : S3C_GPIO_PULL_UP;
+}
+#endif /* CONFIG_S3C_GPIO_PULL_UP */
+
#include <linux/init.h>
#include <linux/io.h>
#include <linux/gpio.h>
+#include <linux/spinlock.h>
#include <plat/gpio-core.h>
unsigned long flags;
unsigned long con;
- local_irq_save(flags);
+ s3c_gpio_lock(ourchip, flags);
con = __raw_readl(base + 0x00);
con &= ~(3 << (offset * 2));
__raw_writel(con, base + 0x00);
- local_irq_restore(flags);
+ s3c_gpio_unlock(ourchip, flags);
return 0;
}
unsigned long dat;
unsigned long con;
- local_irq_save(flags);
+ s3c_gpio_lock(ourchip, flags);
dat = __raw_readl(base + 0x04);
dat &= ~(1 << offset);
__raw_writel(con, base + 0x00);
__raw_writel(dat, base + 0x04);
- local_irq_restore(flags);
+ s3c_gpio_unlock(ourchip, flags);
return 0;
}
unsigned long flags;
unsigned long dat;
- local_irq_save(flags);
+ s3c_gpio_lock(ourchip, flags);
dat = __raw_readl(base + 0x04);
dat &= ~(1 << offset);
dat |= 1 << offset;
__raw_writel(dat, base + 0x04);
- local_irq_restore(flags);
+ s3c_gpio_unlock(ourchip, flags);
}
static int s3c_gpiolib_get(struct gpio_chip *chip, unsigned offset)
BUG_ON(!gc->label);
BUG_ON(!gc->ngpio);
+ spin_lock_init(&chip->lock);
+
if (!gc->direction_input)
gc->direction_input = s3c_gpiolib_input;
if (!gc->direction_output)
extern struct sysdev_class s3c2443_sysclass;
extern struct sysdev_class s3c6410_sysclass;
extern struct sysdev_class s3c64xx_sysclass;
+extern struct sysdev_class s5p6440_sysclass;
+extern struct sysdev_class s5p6442_sysclass;
+extern struct sysdev_class s5pv210_sysclass;
extern void (*s5pc1xx_idle)(void);
* configure the device we're talking to
*/
-extern int s3c2410_dma_devconfig(int channel, enum s3c2410_dmasrc source,
- unsigned long devaddr);
+extern int s3c2410_dma_devconfig(unsigned int channel,
+ enum s3c2410_dmasrc source, unsigned long devaddr);
/* s3c2410_dma_getposition
*
return (chip->config->set_config)(chip, off, config);
}
+static inline unsigned s3c_gpio_do_getcfg(struct s3c_gpio_chip *chip,
+ unsigned int off)
+{
+ return (chip->config->get_config)(chip, off);
+}
+
static inline int s3c_gpio_do_setpull(struct s3c_gpio_chip *chip,
unsigned int off, s3c_gpio_pull_t pull)
{
unsigned int off, unsigned int cfg);
/**
+ * s3c_gpio_getcfg_s3c24xx - S3C24XX style GPIO configuration read.
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ *
+ * The reverse of s3c_gpio_setcfg_s3c24xx(). Will return a value whicg
+ * could be directly passed back to s3c_gpio_setcfg_s3c24xx(), from the
+ * S3C_GPIO_SPECIAL() macro.
+ */
+unsigned int s3c_gpio_getcfg_s3c24xx(struct s3c_gpio_chip *chip,
+ unsigned int off);
+
+/**
* s3c_gpio_setcfg_s3c24xx_a - S3C24XX style GPIO configuration (Bank A)
* @chip: The gpio chip that is being configured.
* @off: The offset for the GPIO being configured.
extern int s3c_gpio_setcfg_s3c24xx_a(struct s3c_gpio_chip *chip,
unsigned int off, unsigned int cfg);
+
+/**
+ * s3c_gpio_getcfg_s3c24xx_a - S3C24XX style GPIO configuration read (Bank A)
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ *
+ * The reverse of s3c_gpio_setcfg_s3c24xx_a() turning an GPIO into a usable
+ * GPIO configuration value.
+ *
+ * @sa s3c_gpio_getcfg_s3c24xx
+ * @sa s3c_gpio_getcfg_s3c64xx_4bit
+ */
+extern unsigned s3c_gpio_getcfg_s3c24xx_a(struct s3c_gpio_chip *chip,
+ unsigned int off);
+
/**
* s3c_gpio_setcfg_s3c64xx_4bit - S3C64XX 4bit single register GPIO config.
* @chip: The gpio chip that is being configured.
unsigned int off, unsigned int cfg);
+/**
+ * s3c_gpio_getcfg_s3c64xx_4bit - S3C64XX 4bit single register GPIO config read.
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ *
+ * The reverse of s3c_gpio_setcfg_s3c64xx_4bit(), turning a gpio configuration
+ * register setting into a value the software can use, such as could be passed
+ * to s3c_gpio_setcfg_s3c64xx_4bit().
+ *
+ * @sa s3c_gpio_getcfg_s3c24xx
+ */
+extern unsigned s3c_gpio_getcfg_s3c64xx_4bit(struct s3c_gpio_chip *chip,
+ unsigned int off);
+
/* Pull-{up,down} resistor controls.
*
* S3C2410,S3C2440,S3C24A0 = Pull-UP,
unsigned int off);
/**
+ * s3c_gpio_getpull_1up() - Get configuration for choice of up or none
+ * @chip: The gpio chip that the GPIO pin belongs to
+ * @off: The offset to the pin to get the configuration of.
+ *
+ * This helper function reads the state of the pull-up resistor for the
+ * given GPIO in the same case as s3c_gpio_setpull_1up.
+*/
+extern s3c_gpio_pull_t s3c_gpio_getpull_1up(struct s3c_gpio_chip *chip,
+ unsigned int off);
+
+/**
* s3c_gpio_setpull_s3c2443() - Pull configuration for s3c2443.
* @chip: The gpio chip that is being configured.
* @off: The offset for the GPIO being configured.
*/
extern int s3c_gpio_cfgpin(unsigned int pin, unsigned int to);
+/**
+ * s3c_gpio_getcfg - Read the current function for a GPIO pin
+ * @pin: The pin to read the configuration value for.
+ *
+ * Read the configuration state of the given @pin, returning a value that
+ * could be passed back to s3c_gpio_cfgpin().
+ *
+ * @sa s3c_gpio_cfgpin
+ */
+extern unsigned s3c_gpio_getcfg(unsigned int pin);
+
/* Define values for the pull-{up,down} available for each gpio pin.
*
* These values control the state of the weak pull-{up,down} resistors
* @chip: The chip structure to be exported via gpiolib.
* @base: The base pointer to the gpio configuration registers.
* @config: special function and pull-resistor control information.
+ * @lock: Lock for exclusive access to this gpio bank.
* @pm_save: Save information for suspend/resume support.
*
* This wrapper provides the necessary information for the Samsung
* specific gpios being registered with gpiolib.
+ *
+ * The lock protects each gpio bank from multiple access of the shared
+ * configuration registers, or from reading of data whilst another thread
+ * is writing to the register set.
+ *
+ * Each chip has its own lock to avoid any contention between different
+ * CPU cores trying to get one lock for different GPIO banks, where each
+ * bank of GPIO has its own register space and configuration registers.
*/
struct s3c_gpio_chip {
struct gpio_chip chip;
struct s3c_gpio_cfg *config;
struct s3c_gpio_pm *pm;
void __iomem *base;
+ spinlock_t lock;
#ifdef CONFIG_PM
u32 pm_save[4];
#endif
extern void samsung_gpiolib_add_4bit(struct s3c_gpio_chip *chip);
extern void samsung_gpiolib_add_4bit2(struct s3c_gpio_chip *chip);
+/* exported for core SoC support to change */
+extern struct s3c_gpio_cfg s3c24xx_gpiocfg_default;
+
#ifdef CONFIG_S3C_GPIO_TRACK
extern struct s3c_gpio_chip *s3c_gpios[S3C_GPIO_END];
#define __gpio_pm(x) NULL
#endif /* CONFIG_PM */
+
+/* locking wrappers to deal with multiple access to the same gpio bank */
+#define s3c_gpio_lock(_oc, _fl) spin_lock_irqsave(&(_oc)->lock, _fl)
+#define s3c_gpio_unlock(_oc, _fl) spin_unlock_irqrestore(&(_oc)->lock, _fl)
struct s3c_hwmon_chcfg *in[8];
};
+/**
+ * s3c_hwmon_set_platdata - Set platform data for S3C HWMON device
+ * @pd: Platform data to register to device.
+ *
+ * Register the given platform data for use with the S3C HWMON device.
+ * The call will copy the platform data, so the board definitions can
+ * make the structure itself __initdata.
+ */
+extern void __init s3c_hwmon_set_platdata(struct s3c_hwmon_pdata *pd);
+
#endif /* __ASM_ARCH_ADC_HWMON_H */
struct s3c_gpio_chip *ourchip;
unsigned int gpio_nr;
- for (gpio_nr = 0; gpio_nr < S3C_GPIO_END; gpio_nr++) {
+ for (gpio_nr = 0; gpio_nr < S3C_GPIO_END;) {
ourchip = s3c_gpiolib_getchip(gpio_nr);
if (!ourchip)
continue;
struct s3c_gpio_chip *ourchip;
unsigned int gpio_nr;
- for (gpio_nr = 0; gpio_nr < S3C_GPIO_END; gpio_nr++) {
+ for (gpio_nr = 0; gpio_nr < S3C_GPIO_END;) {
ourchip = s3c_gpiolib_getchip(gpio_nr);
if (!ourchip)
continue;
git://ftp.safe.ca / safe / jmp / linux-2.6 / commitdiff