Add support for OMAP3Stalker boards

This patche add omap3 board support for the EMA-Tech StalkerBoards. Base on TI's EVM.

From: Jason Lam <[email protected]>
Date: Wed, 3 Mar 2010 10:04:36 +0800
Subject: [PATCH] Add support for OMAP3Stalker boards

---
 arch/arm/mach-omap2/Kconfig              |   20 +
 arch/arm/mach-omap2/Makefile             |    2 +
 arch/arm/mach-omap2/board-omap3stalker.c |  922
++++++++++++++++++++++++++++++
 3 files changed, 944 insertions(+), 0 deletions(-)
 create mode 100644 arch/arm/mach-omap2/board-omap3stalker.c

index a8a3d1e..50386c8 100644
@@ -82,6 +82,26 @@ config MACH_OMAP3517EVM
 	depends on ARCH_OMAP3
 	select OMAP_PACKAGE_CBB
 
+config MACH_SBC3530
+	bool "OMAP3 SBC STALKER board"
+	depends on ARCH_OMAP3
+
+choice
+	prompt STALKER_BOARD_TYPE
+	depends on MACH_SBC3530
+	default STALKER_EVM
+
+config STALKER_BOARD_TYPE_EVM
+	bool "Stalker EVM board"
+	help
+	  Select this option if you have a Stalker EVM board
+
+config STALKER_BOARD_TYPE_LK_S
+	bool "Stalker LK-S board"
+	help
+	  Select this option if you have a Stalker LK-S board
+endchoice
+
 config MACH_OMAP3_PANDORA
 	bool "OMAP3 Pandora"
 	depends on ARCH_OMAP3

index 2069fb3..51cfe4b 100644
@@ -110,6 +110,8 @@ obj-$(CONFIG_MACH_OVERO)		+= board-overo.o \
 					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP3EVM)		+= board-omap3evm.o \
 					   hsmmc.o
+obj-$(CONFIG_MACH_SBC3530)		+= board-omap3stalker.o \
+					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP3_PANDORA)	+= board-omap3pandora.o \
 					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP_3430SDP)		+= board-3430sdp.o \

b/arch/arm/mach-omap2/board-omap3stalker.c
new file mode 100644
index 0000000..bb70b46

mA) */
+static struct regulator_init_data omap3stalker_vmmc1 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 3150000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &omap3stalker_vmmc1_supply,
+};
+
+/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ +static struct regulator_init_data omap3stalker_vsim = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 3000000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &omap3stalker_vsim_supply,
+};
+
+static struct omap2_hsmmc_info mmc[] = {
+ {
+ .mmc = 1,
+ .wires = 4,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = 23,
+ },
+ {} /* Terminator */
+};
+
+#if defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+static struct gpio_keys_button gpio_buttons[] = {
+ {
+ .code = BTN_EXTRA,
+ .gpio = 18,
+ .desc = "user",
+ .wakeup = 1,
+ },
+};
+
+static struct gpio_keys_platform_data gpio_key_info = {
+ .buttons = gpio_buttons,
+ .nbuttons = ARRAY_SIZE(gpio_buttons),
+};
+
+static struct platform_device keys_gpio = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &gpio_key_info,
+ },
+};
+#endif
+
+static struct gpio_led gpio_leds[] = {
+#if defined(CONFIG_STALKER_BOARD_TYPE_EVM)
+
+#elif defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+ {
+ .name = "stalker:D8:usr0",
+ .default_trigger = "default-on",
+ .gpio = 126,
+ },
+ {
+ .name = "stalker:D9:usr1",
+ .default_trigger = "default-on",
+ .gpio = 127,
+ },
+ {
+ .name = "stalker:D3:mmc0",
+ .gpio = -EINVAL, /* gets replaced */
+ .active_low = true,
+ .default_trigger = "mmc0",
+ },
+ {
+ .name = "stalker:D4:heartbeat",
+ .gpio = -EINVAL, /* gets replaced */
+ .active_low = true,
+ .default_trigger = "heartbeat",
+ },
+#endif
+};
+
+static struct gpio_led_platform_data gpio_led_info = {
+ .leds = gpio_leds,
+ .num_leds = ARRAY_SIZE(gpio_leds),
+};
+
+static struct platform_device leds_gpio = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &gpio_led_info,
+ },
+};
+
+static int
+omap3stalker_twl_gpio_setup(struct device *dev,
+ unsigned gpio, unsigned ngpio)
+{
+ /* gpio + 0 is "mmc0_cd" (input/IRQ) */
+ omap_mux_init_gpio(23, OMAP_PIN_INPUT);
+ mmc[0].gpio_cd = gpio + 0;
+ omap2_hsmmc_init(mmc);
+
+ /* link regulators to MMC adapters */
+ omap3stalker_vmmc1_supply.dev = mmc[0].dev;
+ omap3stalker_vsim_supply.dev = mmc[0].dev;
+
+ /*
+ * Most GPIOs are for USB OTG. Some are mostly sent to
+ * the P2 connector; notably LEDA for the LCD backlight.
+ */
+
+ /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
+ gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
+ gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
+
+ /* gpio + 7 == DVI Enable */
+ gpio_request(gpio + 7, "EN_DVI");
+ gpio_direction_output(gpio + 7, 0);
+
+#if defined(CONFIG_STALKER_BOARD_TYPE_EVM)
+#elif defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+ /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
+ gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+ /* GPIO + 13 == ledsync (out, heartbeat) */
+ gpio_leds[3].gpio = gpio + 13;
+#endif
+ platform_device_register(&leds_gpio);
+
+ return 0;
+}
+
+static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
+ .gpio_base = OMAP_MAX_GPIO_LINES,
+ .irq_base = TWL4030_GPIO_IRQ_BASE,
+ .irq_end = TWL4030_GPIO_IRQ_END,
+ .use_leds = true,
+ .setup = omap3stalker_twl_gpio_setup,
+};
+
+static struct twl4030_usb_data omap3stalker_usb_data = {
+ .usb_mode = T2_USB_MODE_ULPI,
+};
+
+static int board_keymap[] = {
+ KEY(0, 0, KEY_LEFT),
+ KEY(0, 1, KEY_DOWN),
+ KEY(0, 2, KEY_ENTER),
+ KEY(0, 3, KEY_M),
+
+ KEY(1, 0, KEY_RIGHT),
+ KEY(1, 1, KEY_UP),
+ KEY(1, 2, KEY_I),
+ KEY(1, 3, KEY_N),
+
+ KEY(2, 0, KEY_A),
+ KEY(2, 1, KEY_E),
+ KEY(2, 2, KEY_J),
+ KEY(2, 3, KEY_O),
+
+ KEY(3, 0, KEY_B),
+ KEY(3, 1, KEY_F),
+ KEY(3, 2, KEY_K),
+ KEY(3, 3, KEY_P)
+};
+
+static struct matrix_keymap_data board_map_data = {
+ .keymap = board_keymap,
+ .keymap_size = ARRAY_SIZE(board_keymap),
+};
+
+static struct twl4030_keypad_data omap3stalker_kp_data = {
+ .keymap_data = &board_map_data,
+ .rows = 4,
+ .cols = 4,
+ .rep = 1,
+};
+
+static struct twl4030_madc_platform_data omap3stalker_madc_data = {
+ .irq_line = 1,
+};
+
+static struct twl4030_codec_audio_data omap3stalker_audio_data = {
+ .audio_mclk = 26000000,
+};
+
+static struct twl4030_codec_data omap3stalker_codec_data = {
+ .audio_mclk = 26000000,
+ .audio = &omap3stalker_audio_data,
+};
+
+static struct regulator_consumer_supply omap3_stalker_vdda_dac_supply = {
+ .supply = "vdda_dac",
+ .dev = &omap3_stalker_dss_device.dev,
+};
+
+/* VDAC for DSS driving S-Video */
+static struct regulator_init_data omap3_stalker_vdac = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &omap3_stalker_vdda_dac_supply,
+};
+
+/* VPLL2 for digital video outputs */
+static struct regulator_consumer_supply omap3_stalker_vpll2_supply = {
+ .supply = "vdvi",
+ .dev = &omap3_stalker_lcd_device.dev,
+};
+
+static struct regulator_init_data omap3_stalker_vpll2 = {
+ .constraints = {
+ .name = "VDVI",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &omap3_stalker_vpll2_supply,
+};
+
+static struct twl4030_platform_data omap3stalker_twldata = {
+ .irq_base = TWL4030_IRQ_BASE,
+ .irq_end = TWL4030_IRQ_END,
+
+ /* platform_data for children goes here */
+ .keypad = &omap3stalker_kp_data,
+ .madc = &omap3stalker_madc_data,
+ .usb = &omap3stalker_usb_data,
+ .gpio = &omap3stalker_gpio_data,
+ .codec = &omap3stalker_codec_data,
+ .vdac = &omap3_stalker_vdac,
+ .vpll2 = &omap3_stalker_vpll2,
+};
+
+static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("twl4030", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .irq = INT_34XX_SYS_NIRQ,
+ .platform_data = &omap3stalker_twldata,
+ },
+};
+
+#ifdef CONFIG_STALKER_BOARD_TYPE_LK_S
+static struct at24_platform_data fram_info = {
+ .byte_len = (64 * 1024) / 8,
+ .page_size = 8192,
+ .flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
+};
+
+static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
+ {
+ I2C_BOARD_INFO("24c64", 0x50),
+ .flags = I2C_CLIENT_WAKE,
+ .platform_data = &fram_info,
+ },
+};
+#endif
+
+static int __init omap3_stalker_i2c_init(void)
+{
+ /*
+ * REVISIT: These entries can be set in omap3evm_twl_data
+ * after a merge with MFD tree
+ */
+ omap3stalker_twldata.vmmc1 = &omap3stalker_vmmc1;
+ omap3stalker_twldata.vsim = &omap3stalker_vsim;
+
+ omap_register_i2c_bus(1, 2600, omap3stalker_i2c_boardinfo,
+ ARRAY_SIZE(omap3stalker_i2c_boardinfo));
+ omap_register_i2c_bus(2, 400, NULL, 0);
+#if defined(CONFIG_STALKER_BOARD_TYPE_EVM)
+ omap_register_i2c_bus(3, 400, NULL, 0);
+#elif defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+ omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
+ ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
+#endif
+ return 0;
+}
+
+#define OMAP3_STALKER_TS_GPIO 175
+static void ads7846_dev_init(void)
+{
+ if (gpio_request(OMAP3_STALKER_TS_GPIO, "ADS7846 pendown") < 0)
+ printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
+
+ gpio_direction_input(OMAP3_STALKER_TS_GPIO);
+
+ omap_set_gpio_debounce(OMAP3_STALKER_TS_GPIO, 1);
+ omap_set_gpio_debounce_time(OMAP3_STALKER_TS_GPIO, 0xa);
+}
+
+static int ads7846_get_pendown_state(void)
+{
+ return !gpio_get_value(OMAP3_STALKER_TS_GPIO);
+}
+
+struct ads7846_platform_data ads7846_config = {
+ .x_max = 0x0fff,
+ .y_max = 0x0fff,
+ .x_plate_ohms = 180,
+ .pressure_max = 255,
+ .debounce_max = 10,
+ .debounce_tol = 3,
+ .debounce_rep = 1,
+ .get_pendown_state = ads7846_get_pendown_state,
+ .keep_vref_on = 1,
+ .settle_delay_usecs = 150,
+};
+
+static struct omap2_mcspi_device_config ads7846_mcspi_config = {
+ .turbo_mode = 0,
+ .single_channel = 1, /* 0: slave, 1: master */
+};
+
+struct spi_board_info omap3stalker_spi_board_info[] = {
+ [0] = {

+	       .modalias = "ads7846",
+	       .bus_num = 1,
+	       .chip_select = 0,
+	       .max_speed_hz = 1500000,
+	       .controller_data = &ads7846_mcspi_config,
+	       .irq = OMAP_GPIO_IRQ(OMAP3_STALKER_TS_GPIO),
+	       .platform_data = &ads7846_config,
+	       },

+};
+
+static struct omap_board_config_kernel omap3_stalker_config[] __initdata = {
+};
+
+static void __init omap3_stalker_init_irq(void)
+{
+ omap_board_config = omap3_stalker_config;
+ omap_board_config_size = ARRAY_SIZE(omap3_stalker_config);
+ omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
+ omap_init_irq();
+#ifdef CONFIG_OMAP_32K_TIMER
+ omap2_gp_clockevent_set_gptimer(12);
+#endif
+ omap_gpio_init();
+}
+
+static struct platform_device *omap3_stalker_devices[] __initdata = {
+ &omap3_stalker_dss_device,
+#if defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+ &keys_gpio,
+#endif
+};
+
+static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { +#if defined(CONFIG_STALKER_BOARD_TYPE_EVM)
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = -EINVAL,
+ .reset_gpio_port[2] = -EINVAL,
+#elif defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+ .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+ .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
+ .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
+
+ .phy_reset = true,
+ .reset_gpio_port[0] = -EINVAL,
+ .reset_gpio_port[1] = 21,
+ .reset_gpio_port[2] = -EINVAL,
+#endif
+};
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+ OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
+ OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
+ OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
+ OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
+ {.reg_offset = OMAP_MUX_TERMINATOR},
+};
+#else
+#define board_mux NULL
+#endif
+
+static struct omap_musb_board_data musb_board_data = {
+ .interface_type = MUSB_INTERFACE_ULPI,
+ .mode = MUSB_OTG,
+ .power = 100,
+};
+
+static void __init omap3_stalker_init(void)
+{
+ omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+
+ omap3_stalker_i2c_init();
+
+ platform_add_devices(omap3_stalker_devices,
+ ARRAY_SIZE(omap3_stalker_devices));
+
+ spi_register_board_info(omap3stalker_spi_board_info,
+ ARRAY_SIZE(omap3stalker_spi_board_info));
+
+ omap_serial_init();
+ usb_musb_init(&musb_board_data);
+ usb_ehci_init(&ehci_pdata);
+ omap3stalker_flash_init();
+ ads7846_dev_init();
+#if defined(CONFIG_STALKER_BOARD_TYPE_EVM)
+#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
+ omap3_init_dm9k();
+#endif
+#elif defined(CONFIG_STALKER_BOARD_TYPE_LK_S)
+ omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
+ omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
+#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
+ omap3stalker_init_smsc911x();
+#endif
+#endif
+ omap3_stalker_display_init();
+/* Ensure SDRC pins are mux'd for self-refresh */
+ omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
+ omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
+}
+
+static void __init omap3_stalker_map_io(void)
+{
+ omap2_set_globals_343x();
+ omap34xx_map_common_io();
+}
+
+MACHINE_START(SBC3530, "OMAP3 STALKER")
+ /* Maintainer: Jason Lam [email protected] */
+ .phys_io = 0x48000000,
+ .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
+ .boot_params = 0x80000100,
+ .map_io = omap3_stalker_map_io,
+ .init_irq = omap3_stalker_init_irq,
+ .init_machine = omap3_stalker_init,
+ .timer = &omap_timer,
+MACHINE_END
+
--
1.5.4.3

__________ Information from ESET Smart Security, version of virus signature database 4910 (20100302) __________

The message was checked by ESET Smart Security.

http://www.eset.com