#include <linux/kernel.h>
#include <linux/init.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/i2c.h>
+#include <linux/leds.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
-#include <asm/hardware.h>
+#include <linux/i2c/tps65010.h>
+
+#include <mach/hardware.h>
+#include <asm/gpio.h>
+
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/flash.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/usb.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/tc.h>
-#include <asm/arch/common.h>
-
-static int __initdata osk_serial_ports[OMAP_MAX_NR_PORTS] = {1, 0, 0};
+#include <mach/usb.h>
+#include <mach/mux.h>
+#include <mach/tc.h>
+#include <mach/common.h>
+#include <mach/mcbsp.h>
+#include <mach/omap-alsa.h>
static struct mtd_partition osk_partitions[] = {
/* bootloader (U-Boot, etc) in first sector */
[1] = {
.start = OMAP_GPIO_IRQ(0),
.end = OMAP_GPIO_IRQ(0),
- .flags = IORESOURCE_IRQ,
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
};
.resource = osk5912_cf_resources,
};
+#define DEFAULT_BITPERSAMPLE 16
+
+static struct omap_mcbsp_reg_cfg mcbsp_regs = {
+ .spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
+ .spcr1 = RINTM(3) | RRST,
+ .rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
+ RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(0),
+ .rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
+ .xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
+ XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(0) | XFIG,
+ .xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
+ .srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1),
+ .srgr2 = GSYNC | CLKSP | FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1),
+ /*.pcr0 = FSXM | FSRM | CLKXM | CLKRM | CLKXP | CLKRP,*/ /* mcbsp: master */
+ .pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
+};
+
+static struct omap_alsa_codec_config alsa_config = {
+ .name = "OSK AIC23",
+ .mcbsp_regs_alsa = &mcbsp_regs,
+ .codec_configure_dev = NULL, /* aic23_configure, */
+ .codec_set_samplerate = NULL, /* aic23_set_samplerate, */
+ .codec_clock_setup = NULL, /* aic23_clock_setup, */
+ .codec_clock_on = NULL, /* aic23_clock_on, */
+ .codec_clock_off = NULL, /* aic23_clock_off, */
+ .get_default_samplerate = NULL, /* aic23_get_default_samplerate, */
+};
+
static struct platform_device osk5912_mcbsp1_device = {
- .name = "omap_mcbsp",
- .id = 1,
+ .name = "omap_alsa_mcbsp",
+ .id = 1,
+ .dev = {
+ .platform_data = &alsa_config,
+ },
};
static struct platform_device *osk5912_devices[] __initdata = {
&osk5912_mcbsp1_device,
};
+static struct gpio_led tps_leds[] = {
+ /* NOTE: D9 and D2 have hardware blink support.
+ * Also, D9 requires non-battery power.
+ */
+ { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9", },
+ { .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", },
+ { .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1,
+ .default_trigger = "heartbeat", },
+};
+
+static struct gpio_led_platform_data tps_leds_data = {
+ .num_leds = 3,
+ .leds = tps_leds,
+};
+
+static struct platform_device osk5912_tps_leds = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev.platform_data = &tps_leds_data,
+};
+
+static int osk_tps_setup(struct i2c_client *client, void *context)
+{
+ /* Set GPIO 1 HIGH to disable VBUS power supply;
+ * OHCI driver powers it up/down as needed.
+ */
+ gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en");
+ gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1);
+
+ /* Set GPIO 2 high so LED D3 is off by default */
+ tps65010_set_gpio_out_value(GPIO2, HIGH);
+
+ /* Set GPIO 3 low to take ethernet out of reset */
+ gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
+ gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
+
+ /* GPIO4 is VDD_DSP */
+ gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
+ gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
+ /* REVISIT if DSP support isn't configured, power it off ... */
+
+ /* Let LED1 (D9) blink; leds-gpio may override it */
+ tps65010_set_led(LED1, BLINK);
+
+ /* Set LED2 off by default */
+ tps65010_set_led(LED2, OFF);
+
+ /* Enable LOW_PWR handshake */
+ tps65010_set_low_pwr(ON);
+
+ /* Switch VLDO2 to 3.0V for AIC23 */
+ tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
+ | TPS_LDO1_ENABLE);
+
+ /* register these three LEDs */
+ osk5912_tps_leds.dev.parent = &client->dev;
+ platform_device_register(&osk5912_tps_leds);
+
+ return 0;
+}
+
+static struct tps65010_board tps_board = {
+ .base = OSK_TPS_GPIO_BASE,
+ .outmask = 0x0f,
+ .setup = osk_tps_setup,
+};
+
+static struct i2c_board_info __initdata osk_i2c_board_info[] = {
+ {
+ I2C_BOARD_INFO("tps65010", 0x48),
+ .irq = OMAP_GPIO_IRQ(OMAP_MPUIO(1)),
+ .platform_data = &tps_board,
+
+ },
+ /* TODO when driver support is ready:
+ * - aic23 audio chip at 0x1a
+ * - on Mistral, 24c04 eeprom at 0x50
+ * - optionally on Mistral, ov9640 camera sensor at 0x30
+ */
+};
+
static void __init osk_init_smc91x(void)
{
- if ((omap_request_gpio(0)) < 0) {
+ u32 l;
+
+ if ((gpio_request(0, "smc_irq")) < 0) {
printk("Error requesting gpio 0 for smc91x irq\n");
return;
}
/* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
- EMIFS_CCS(1) |= 0x2;
+ l = omap_readl(EMIFS_CCS(1));
+ l |= 0x3;
+ omap_writel(l, EMIFS_CCS(1));
}
static void __init osk_init_cf(void)
{
omap_cfg_reg(M7_1610_GPIO62);
- if ((omap_request_gpio(62)) < 0) {
+ if ((gpio_request(62, "cf_irq")) < 0) {
printk("Error requesting gpio 62 for CF irq\n");
return;
}
/* the CF I/O IRQ is really active-low */
- set_irq_type(OMAP_GPIO_IRQ(62), IRQT_FALLING);
+ set_irq_type(OMAP_GPIO_IRQ(62), IRQ_TYPE_EDGE_FALLING);
}
static void __init osk_init_irq(void)
{
+ omap1_init_common_hw();
omap_init_irq();
omap_gpio_init();
osk_init_smc91x();
.pins[0] = 2,
};
-static struct omap_board_config_kernel osk_config[] = {
+static struct omap_uart_config osk_uart_config __initdata = {
+ .enabled_uarts = (1 << 0),
+};
+
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+static struct omap_lcd_config osk_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+#endif
+
+static struct omap_board_config_kernel osk_config[] __initdata = {
{ OMAP_TAG_USB, &osk_usb_config },
+ { OMAP_TAG_UART, &osk_uart_config },
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+ { OMAP_TAG_LCD, &osk_lcd_config },
+#endif
};
#ifdef CONFIG_OMAP_OSK_MISTRAL
+#include <linux/input.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+#include <mach/keypad.h>
+
+static const int osk_keymap[] = {
+ /* KEY(col, row, code) */
+ KEY(0, 0, KEY_F1), /* SW4 */
+ KEY(0, 3, KEY_UP), /* (sw2/up) */
+ KEY(1, 1, KEY_LEFTCTRL), /* SW5 */
+ KEY(1, 2, KEY_LEFT), /* (sw2/left) */
+ KEY(2, 0, KEY_SPACE), /* SW3 */
+ KEY(2, 1, KEY_ESC), /* SW6 */
+ KEY(2, 2, KEY_DOWN), /* (sw2/down) */
+ KEY(3, 2, KEY_ENTER), /* (sw2/select) */
+ KEY(3, 3, KEY_RIGHT), /* (sw2/right) */
+ 0
+};
+
+static struct omap_kp_platform_data osk_kp_data = {
+ .rows = 8,
+ .cols = 8,
+ .keymap = (int *) osk_keymap,
+ .keymapsize = ARRAY_SIZE(osk_keymap),
+ .delay = 9,
+};
+
+static struct resource osk5912_kp_resources[] = {
+ [0] = {
+ .start = INT_KEYBOARD,
+ .end = INT_KEYBOARD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device osk5912_kp_device = {
+ .name = "omap-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &osk_kp_data,
+ },
+ .num_resources = ARRAY_SIZE(osk5912_kp_resources),
+ .resource = osk5912_kp_resources,
+};
+
+static struct omap_backlight_config mistral_bl_data = {
+ .default_intensity = 0xa0,
+};
+
+static struct platform_device mistral_bl_device = {
+ .name = "omap-bl",
+ .id = -1,
+ .dev = {
+ .platform_data = &mistral_bl_data,
+ },
+};
+
+static struct platform_device osk5912_lcd_device = {
+ .name = "lcd_osk",
+ .id = -1,
+};
+
+static struct platform_device *mistral_devices[] __initdata = {
+ &osk5912_kp_device,
+ &mistral_bl_device,
+ &osk5912_lcd_device,
+};
+
+static int mistral_get_pendown_state(void)
+{
+ return !gpio_get_value(4);
+}
+
+static const struct ads7846_platform_data mistral_ts_info = {
+ .model = 7846,
+ .vref_delay_usecs = 100, /* internal, no capacitor */
+ .x_plate_ohms = 419,
+ .y_plate_ohms = 486,
+ .get_pendown_state = mistral_get_pendown_state,
+};
+
+static struct spi_board_info __initdata mistral_boardinfo[] = { {
+ /* MicroWire (bus 2) CS0 has an ads7846e */
+ .modalias = "ads7846",
+ .platform_data = &mistral_ts_info,
+ .irq = OMAP_GPIO_IRQ(4),
+ .max_speed_hz = 120000 /* max sample rate at 3V */
+ * 26 /* command + data + overhead */,
+ .bus_num = 2,
+ .chip_select = 0,
+} };
+
#ifdef CONFIG_PM
static irqreturn_t
-osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs)
+osk_mistral_wake_interrupt(int irq, void *ignored)
{
return IRQ_HANDLED;
}
static void __init osk_mistral_init(void)
{
- /* FIXME here's where to feed in framebuffer, touchpad, and
- * keyboard setup ... not in the drivers for those devices!
- *
- * NOTE: we could actually tell if there's a Mistral board
+ /* NOTE: we could actually tell if there's a Mistral board
* attached, e.g. by trying to read something from the ads7846.
- * But this is too early for that...
+ * But this arch_init() code is too early for that, since we
+ * can't talk to the ads or even the i2c eeprom.
*/
+ /* parallel camera interface */
+ omap_cfg_reg(J15_1610_CAM_LCLK);
+ omap_cfg_reg(J18_1610_CAM_D7);
+ omap_cfg_reg(J19_1610_CAM_D6);
+ omap_cfg_reg(J14_1610_CAM_D5);
+ omap_cfg_reg(K18_1610_CAM_D4);
+ omap_cfg_reg(K19_1610_CAM_D3);
+ omap_cfg_reg(K15_1610_CAM_D2);
+ omap_cfg_reg(K14_1610_CAM_D1);
+ omap_cfg_reg(L19_1610_CAM_D0);
+ omap_cfg_reg(L18_1610_CAM_VS);
+ omap_cfg_reg(L15_1610_CAM_HS);
+ omap_cfg_reg(M19_1610_CAM_RSTZ);
+ omap_cfg_reg(Y15_1610_CAM_OUTCLK);
+
+ /* serial camera interface */
+ omap_cfg_reg(H19_1610_CAM_EXCLK);
+ omap_cfg_reg(W13_1610_CCP_CLKM);
+ omap_cfg_reg(Y12_1610_CCP_CLKP);
+ /* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
+ /* omap_cfg_reg(Y14_1610_CCP_DATAM); */
+ omap_cfg_reg(W14_1610_CCP_DATAP);
+
+ /* CAM_PWDN */
+ if (gpio_request(11, "cam_pwdn") == 0) {
+ omap_cfg_reg(N20_1610_GPIO11);
+ gpio_direction_output(11, 0);
+ } else
+ pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
+
+
+ /* omap_cfg_reg(P19_1610_GPIO6); */ /* BUSY */
+ gpio_request(6, "ts_busy");
+ gpio_direction_input(6);
+
+ omap_cfg_reg(P20_1610_GPIO4); /* PENIRQ */
+ gpio_request(4, "ts_int");
+ gpio_direction_input(4);
+ set_irq_type(OMAP_GPIO_IRQ(4), IRQ_TYPE_EDGE_FALLING);
+
+ spi_register_board_info(mistral_boardinfo,
+ ARRAY_SIZE(mistral_boardinfo));
+
/* the sideways button (SW1) is for use as a "wakeup" button */
omap_cfg_reg(N15_1610_MPUIO2);
- if (omap_request_gpio(OMAP_MPUIO(2)) == 0) {
+ if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
int ret = 0;
- omap_set_gpio_direction(OMAP_MPUIO(2), 1);
- set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING);
+
+ gpio_direction_input(OMAP_MPUIO(2));
+ set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQ_TYPE_EDGE_RISING);
#ifdef CONFIG_PM
/* share the IRQ in case someone wants to use the
* button for more than wakeup from system sleep.
*/
ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
&osk_mistral_wake_interrupt,
- SA_SHIRQ, "mistral_wakeup",
+ IRQF_SHARED, "mistral_wakeup",
&osk_mistral_wake_interrupt);
if (ret != 0) {
- omap_free_gpio(OMAP_MPUIO(2));
+ gpio_free(OMAP_MPUIO(2));
printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
ret);
} else
#endif
} else
printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
+
+ /* LCD: backlight, and power; power controls other devices on the
+ * board, like the touchscreen, EEPROM, and wakeup (!) switch.
+ */
+ omap_cfg_reg(PWL);
+ if (gpio_request(2, "lcd_pwr") == 0)
+ gpio_direction_output(2, 1);
+
+ platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
}
#else
static void __init osk_mistral_init(void) { }
#endif
+#define EMIFS_CS3_VAL (0x88013141)
+
static void __init osk_init(void)
{
+ u32 l;
+
+ /* Workaround for wrong CS3 (NOR flash) timing
+ * There are some U-Boot versions out there which configure
+ * wrong CS3 memory timings. This mainly leads to CRC
+ * or similar errors if you use NOR flash (e.g. with JFFS2)
+ */
+ l = omap_readl(EMIFS_CCS(3));
+ if (l != EMIFS_CS3_VAL)
+ omap_writel(EMIFS_CS3_VAL, EMIFS_CCS(3));
+
osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
osk_flash_resource.end += SZ_32M - 1;
platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
omap_board_config = osk_config;
omap_board_config_size = ARRAY_SIZE(osk_config);
- USB_TRANSCEIVER_CTRL_REG |= (3 << 1);
+ l = omap_readl(USB_TRANSCEIVER_CTRL);
+ l |= (3 << 1);
+ omap_writel(l, USB_TRANSCEIVER_CTRL);
+
+ /* irq for tps65010 chip */
+ /* bootloader effectively does: omap_cfg_reg(U19_1610_MPUIO1); */
+ if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
+ gpio_direction_input(OMAP_MPUIO(1));
+
+ omap_serial_init();
+ omap_register_i2c_bus(1, 400, osk_i2c_board_info,
+ ARRAY_SIZE(osk_i2c_board_info));
osk_mistral_init();
}
static void __init osk_map_io(void)
{
- omap_map_common_io();
- omap_serial_init(osk_serial_ports);
+ omap1_map_common_io();
}
MACHINE_START(OMAP_OSK, "TI-OSK")
/* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
- .phys_ram = 0x10000000,
.phys_io = 0xfff00000,
.io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
.boot_params = 0x10000100,