ARM: SMDK6410: Configure GPIO pull up for WM835x IRQ line
[safe/jmp/linux-2.6] / arch / arm / mach-s3c6410 / mach-smdk6410.c
index d58c83d..9f1a214 100644 (file)
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/fb.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+#include <linux/smsc911x.h>
+
+#ifdef CONFIG_SMDK6410_WM1190_EV1
+#include <linux/mfd/wm8350/core.h>
+#include <linux/mfd/wm8350/pmic.h>
+#endif
+
+#include <video/platform_lcd.h>
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
 #include <mach/hardware.h>
+#include <mach/regs-fb.h>
 #include <mach/map.h>
 
 #include <asm/irq.h>
 #include <asm/mach-types.h>
 
 #include <plat/regs-serial.h>
+#include <plat/regs-modem.h>
+#include <plat/regs-gpio.h>
+#include <plat/regs-sys.h>
 #include <plat/iic.h>
+#include <plat/fb.h>
+#include <plat/gpio-cfg.h>
 
 #include <plat/s3c6410.h>
 #include <plat/clock.h>
@@ -47,38 +65,329 @@ static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
        [0] = {
                .hwport      = 0,
                .flags       = 0,
-               .ucon        = 0x3c5,
-               .ulcon       = 0x03,
-               .ufcon       = 0x51,
+               .ucon        = UCON,
+               .ulcon       = ULCON,
+               .ufcon       = UFCON,
        },
        [1] = {
                .hwport      = 1,
                .flags       = 0,
-               .ucon        = 0x3c5,
-               .ulcon       = 0x03,
-               .ufcon       = 0x51,
+               .ucon        = UCON,
+               .ulcon       = ULCON,
+               .ufcon       = UFCON,
+       },
+       [2] = {
+               .hwport      = 2,
+               .flags       = 0,
+               .ucon        = UCON,
+               .ulcon       = ULCON,
+               .ufcon       = UFCON,
+       },
+       [3] = {
+               .hwport      = 3,
+               .flags       = 0,
+               .ucon        = UCON,
+               .ulcon       = ULCON,
+               .ufcon       = UFCON,
        },
 };
 
-struct map_desc smdk6410_iodesc[] = {};
+/* framebuffer and LCD setup. */
+
+/* GPF15 = LCD backlight control
+ * GPF13 => Panel power
+ * GPN5 = LCD nRESET signal
+ * PWM_TOUT1 => backlight brightness
+ */
+
+static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
+                                  unsigned int power)
+{
+       if (power) {
+               gpio_direction_output(S3C64XX_GPF(13), 1);
+               gpio_direction_output(S3C64XX_GPF(15), 1);
+
+               /* fire nRESET on power up */
+               gpio_direction_output(S3C64XX_GPN(5), 0);
+               msleep(10);
+               gpio_direction_output(S3C64XX_GPN(5), 1);
+               msleep(1);
+       } else {
+               gpio_direction_output(S3C64XX_GPF(15), 0);
+               gpio_direction_output(S3C64XX_GPF(13), 0);
+       }
+}
+
+static struct plat_lcd_data smdk6410_lcd_power_data = {
+       .set_power      = smdk6410_lcd_power_set,
+};
+
+static struct platform_device smdk6410_lcd_powerdev = {
+       .name                   = "platform-lcd",
+       .dev.parent             = &s3c_device_fb.dev,
+       .dev.platform_data      = &smdk6410_lcd_power_data,
+};
+
+static struct s3c_fb_pd_win smdk6410_fb_win0 = {
+       /* this is to ensure we use win0 */
+       .win_mode       = {
+               .pixclock       = 41094,
+               .left_margin    = 8,
+               .right_margin   = 13,
+               .upper_margin   = 7,
+               .lower_margin   = 5,
+               .hsync_len      = 3,
+               .vsync_len      = 1,
+               .xres           = 800,
+               .yres           = 480,
+       },
+       .max_bpp        = 32,
+       .default_bpp    = 16,
+};
+
+/* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
+static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
+       .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
+       .win[0]         = &smdk6410_fb_win0,
+       .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
+       .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
+};
+
+static struct resource smdk6410_smsc911x_resources[] = {
+       [0] = {
+               .start = 0x18000000,
+               .end   = 0x18000000 + SZ_64K - 1,
+               .flags = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start = S3C_EINT(10),
+               .end   = S3C_EINT(10),
+               .flags = IORESOURCE_IRQ | IRQ_TYPE_LEVEL_LOW,
+       },
+};
+
+static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
+       .irq_polarity  = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+       .irq_type      = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+       .flags         = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
+       .phy_interface = PHY_INTERFACE_MODE_MII,
+};
+
+
+static struct platform_device smdk6410_smsc911x = {
+       .name          = "smsc911x",
+       .id            = -1,
+       .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
+       .resource      = &smdk6410_smsc911x_resources[0],
+       .dev = {
+               .platform_data = &smdk6410_smsc911x_pdata,
+       },
+};
+
+static struct map_desc smdk6410_iodesc[] = {};
 
 static struct platform_device *smdk6410_devices[] __initdata = {
+#ifdef CONFIG_SMDK6410_SD_CH0
        &s3c_device_hsmmc0,
+#endif
+#ifdef CONFIG_SMDK6410_SD_CH1
+       &s3c_device_hsmmc1,
+#endif
        &s3c_device_i2c0,
+       &s3c_device_i2c1,
+       &s3c_device_fb,
+       &s3c_device_usb,
+       &s3c_device_usb_hsotg,
+       &smdk6410_lcd_powerdev,
+
+       &smdk6410_smsc911x,
+};
+
+#ifdef CONFIG_SMDK6410_WM1190_EV1
+/* S3C64xx internal logic & PLL */
+static struct regulator_init_data wm8350_dcdc1_data = {
+       .constraints = {
+               .name = "PVDD_INT/PVDD_PLL",
+               .min_uV = 1200000,
+               .max_uV = 1200000,
+               .always_on = 1,
+               .apply_uV = 1,
+       },
+};
+
+/* Memory */
+static struct regulator_init_data wm8350_dcdc3_data = {
+       .constraints = {
+               .name = "PVDD_MEM",
+               .min_uV = 1800000,
+               .max_uV = 1800000,
+               .always_on = 1,
+               .state_mem = {
+                        .uV = 1800000,
+                        .mode = REGULATOR_MODE_NORMAL,
+                        .enabled = 1,
+                },
+               .initial_state = PM_SUSPEND_MEM,
+       },
+};
+
+/* USB, EXT, PCM, ADC/DAC, USB, MMC */
+static struct regulator_init_data wm8350_dcdc4_data = {
+       .constraints = {
+               .name = "PVDD_HI/PVDD_EXT/PVDD_SYS/PVCCM2MTV",
+               .min_uV = 3000000,
+               .max_uV = 3000000,
+               .always_on = 1,
+       },
+};
+
+/* ARM core */
+static struct regulator_consumer_supply dcdc6_consumers[] = {
+       {
+               .supply = "vddarm",
+       }
 };
 
-extern void s3c64xx_init_io(struct map_desc *, int);
+static struct regulator_init_data wm8350_dcdc6_data = {
+       .constraints = {
+               .name = "PVDD_ARM",
+               .min_uV = 1000000,
+               .max_uV = 1300000,
+               .always_on = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(dcdc6_consumers),
+       .consumer_supplies = dcdc6_consumers,
+};
+
+/* Alive */
+static struct regulator_init_data wm8350_ldo1_data = {
+       .constraints = {
+               .name = "PVDD_ALIVE",
+               .min_uV = 1200000,
+               .max_uV = 1200000,
+               .always_on = 1,
+               .apply_uV = 1,
+       },
+};
+
+/* OTG */
+static struct regulator_init_data wm8350_ldo2_data = {
+       .constraints = {
+               .name = "PVDD_OTG",
+               .min_uV = 3300000,
+               .max_uV = 3300000,
+               .always_on = 1,
+       },
+};
+
+/* LCD */
+static struct regulator_init_data wm8350_ldo3_data = {
+       .constraints = {
+               .name = "PVDD_LCD",
+               .min_uV = 3000000,
+               .max_uV = 3000000,
+               .always_on = 1,
+       },
+};
+
+/* OTGi/1190-EV1 HPVDD & AVDD */
+static struct regulator_init_data wm8350_ldo4_data = {
+       .constraints = {
+               .name = "PVDD_OTGI/HPVDD/AVDD",
+               .min_uV = 1200000,
+               .max_uV = 1200000,
+               .apply_uV = 1,
+               .always_on = 1,
+       },
+};
+
+static struct {
+       int regulator;
+       struct regulator_init_data *initdata;
+} wm1190_regulators[] = {
+       { WM8350_DCDC_1, &wm8350_dcdc1_data },
+       { WM8350_DCDC_3, &wm8350_dcdc3_data },
+       { WM8350_DCDC_4, &wm8350_dcdc4_data },
+       { WM8350_DCDC_6, &wm8350_dcdc6_data },
+       { WM8350_LDO_1, &wm8350_ldo1_data },
+       { WM8350_LDO_2, &wm8350_ldo2_data },
+       { WM8350_LDO_3, &wm8350_ldo3_data },
+       { WM8350_LDO_4, &wm8350_ldo4_data },
+};
+
+static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
+{
+       int i;
+
+       /* Configure the IRQ line */
+       s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
+
+       /* Instantiate the regulators */
+       for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
+               wm8350_register_regulator(wm8350,
+                                         wm1190_regulators[i].regulator,
+                                         wm1190_regulators[i].initdata);
+
+       return 0;
+}
+
+static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
+       .init = smdk6410_wm8350_init,
+       .irq_high = 1,
+};
+#endif
+
+static struct i2c_board_info i2c_devs0[] __initdata = {
+       { I2C_BOARD_INFO("24c08", 0x50), },
+       { I2C_BOARD_INFO("wm8580", 0x1b), },
+
+#ifdef CONFIG_SMDK6410_WM1190_EV1
+       { I2C_BOARD_INFO("wm8350", 0x1a),
+         .platform_data = &smdk6410_wm8350_pdata,
+         .irq = S3C_EINT(12),
+       },
+#endif
+};
+
+static struct i2c_board_info i2c_devs1[] __initdata = {
+       { I2C_BOARD_INFO("24c128", 0x57), },    /* Samsung S524AD0XD1 */
+};
 
 static void __init smdk6410_map_io(void)
 {
+       u32 tmp;
+
        s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
        s3c24xx_init_clocks(12000000);
        s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
+
+       /* set the LCD type */
+
+       tmp = __raw_readl(S3C64XX_SPCON);
+       tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
+       tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
+       __raw_writel(tmp, S3C64XX_SPCON);
+
+       /* remove the lcd bypass */
+       tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
+       tmp &= ~MIFPCON_LCD_BYPASS;
+       __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
 }
 
 static void __init smdk6410_machine_init(void)
 {
        s3c_i2c0_set_platdata(NULL);
+       s3c_i2c1_set_platdata(NULL);
+       s3c_fb_set_platdata(&smdk6410_lcd_pdata);
+
+       gpio_request(S3C64XX_GPN(5), "LCD power");
+       gpio_request(S3C64XX_GPF(13), "LCD power");
+       gpio_request(S3C64XX_GPF(15), "LCD power");
+
+       i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
+       i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
+
        platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
 }