Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind...
[linux-3.10.git] / arch / arm / mach-omap2 / board-omap3evm.c
index 38a2d91..0fa2c7b 100644 (file)
@@ -30,6 +30,8 @@
 #include <linux/usb/otg.h>
 #include <linux/smsc911x.h>
 
+#include <linux/wl12xx.h>
+#include <linux/regulator/fixed.h>
 #include <linux/regulator/machine.h>
 #include <linux/mmc/host.h>
 
 #define OMAP3EVM_ETHR_ID_REV   0x50
 #define OMAP3EVM_ETHR_GPIO_IRQ 176
 #define OMAP3EVM_SMSC911X_CS   5
+/*
+ * Eth Reset signal
+ *     64 = Generation 1 (<=RevD)
+ *     7 = Generation 2 (>=RevE)
+ */
+#define OMAP3EVM_GEN1_ETHR_GPIO_RST    64
+#define OMAP3EVM_GEN2_ETHR_GPIO_RST    7
 
 static u8 omap3_evm_version;
 
@@ -124,10 +133,15 @@ static struct platform_device omap3evm_smsc911x_device = {
 
 static inline void __init omap3evm_init_smsc911x(void)
 {
-       int eth_cs;
+       int eth_cs, eth_rst;
        struct clk *l3ck;
        unsigned int rate;
 
+       if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
+               eth_rst = OMAP3EVM_GEN1_ETHR_GPIO_RST;
+       else
+               eth_rst = OMAP3EVM_GEN2_ETHR_GPIO_RST;
+
        eth_cs = OMAP3EVM_SMSC911X_CS;
 
        l3ck = clk_get(NULL, "l3_ck");
@@ -136,6 +150,27 @@ static inline void __init omap3evm_init_smsc911x(void)
        else
                rate = clk_get_rate(l3ck);
 
+       /* Configure ethernet controller reset gpio */
+       if (cpu_is_omap3430()) {
+               if (gpio_request(eth_rst, "SMSC911x gpio") < 0) {
+                       pr_err(KERN_ERR "Failed to request %d for smsc911x\n",
+                                       eth_rst);
+                       return;
+               }
+
+               if (gpio_direction_output(eth_rst, 1) < 0) {
+                       pr_err(KERN_ERR "Failed to set direction of %d for" \
+                                       " smsc911x\n", eth_rst);
+                       return;
+               }
+               /* reset pulse to ethernet controller*/
+               usleep_range(150, 220);
+               gpio_set_value(eth_rst, 0);
+               usleep_range(150, 220);
+               gpio_set_value(eth_rst, 1);
+               usleep_range(1, 2);
+       }
+
        if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) {
                printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
                        OMAP3EVM_ETHR_GPIO_IRQ);
@@ -235,9 +270,9 @@ static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
        gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
 
        if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
-               gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
+               gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
        else
-               gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
+               gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
 
        lcd_enabled = 1;
        return 0;
@@ -248,9 +283,9 @@ static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
        gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
 
        if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
-               gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
+               gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
        else
-               gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
+               gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
 
        lcd_enabled = 0;
 }
@@ -289,7 +324,7 @@ static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
                return -EINVAL;
        }
 
-       gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
+       gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
 
        dvi_enabled = 1;
        return 0;
@@ -297,7 +332,7 @@ static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
 
 static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
 {
-       gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
+       gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
 
        dvi_enabled = 0;
 }
@@ -328,14 +363,6 @@ static struct omap_dss_board_info omap3_evm_dss_data = {
        .default_device = &omap3_evm_lcd_device,
 };
 
-static struct platform_device omap3_evm_dss_device = {
-       .name           = "omapdss",
-       .id             = -1,
-       .dev            = {
-               .platform_data = &omap3_evm_dss_data,
-       },
-};
-
 static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
        .supply                 = "vmmc",
 };
@@ -381,6 +408,16 @@ static struct omap2_hsmmc_info mmc[] = {
                .gpio_cd        = -EINVAL,
                .gpio_wp        = 63,
        },
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+       {
+               .name           = "wl1271",
+               .mmc            = 2,
+               .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
+               .gpio_wp        = -EINVAL,
+               .gpio_cd        = -EINVAL,
+               .nonremovable   = true,
+       },
+#endif
        {}      /* Terminator */
 };
 
@@ -411,6 +448,8 @@ static struct platform_device leds_gpio = {
 static int omap3evm_twl_gpio_setup(struct device *dev,
                unsigned gpio, unsigned ngpio)
 {
+       int r;
+
        /* gpio + 0 is "mmc0_cd" (input/IRQ) */
        omap_mux_init_gpio(63, OMAP_PIN_INPUT);
        mmc[0].gpio_cd = gpio + 0;
@@ -426,8 +465,12 @@ static int omap3evm_twl_gpio_setup(struct device *dev,
         */
 
        /* 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);
+       r = gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
+       if (!r)
+               r = gpio_direction_output(gpio + TWL4030_GPIO_MAX,
+                       (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) ? 1 : 0);
+       if (r)
+               printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
 
        /* gpio + 7 == DVI Enable */
        gpio_request(gpio + 7, "EN_DVI");
@@ -491,19 +534,15 @@ static struct twl4030_madc_platform_data omap3evm_madc_data = {
        .irq_line       = 1,
 };
 
-static struct twl4030_codec_audio_data omap3evm_audio_data = {
-       .audio_mclk = 26000000,
-};
+static struct twl4030_codec_audio_data omap3evm_audio_data;
 
 static struct twl4030_codec_data omap3evm_codec_data = {
        .audio_mclk = 26000000,
        .audio = &omap3evm_audio_data,
 };
 
-static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = {
-       .supply         = "vdda_dac",
-       .dev            = &omap3_evm_dss_device.dev,
-};
+static struct regulator_consumer_supply omap3_evm_vdda_dac_supply =
+       REGULATOR_SUPPLY("vdda_dac", "omapdss");
 
 /* VDAC for DSS driving S-Video */
 static struct regulator_init_data omap3_evm_vdac = {
@@ -538,6 +577,66 @@ static struct regulator_init_data omap3_evm_vpll2 = {
        .consumer_supplies      = &omap3_evm_vpll2_supply,
 };
 
+/* ads7846 on SPI */
+static struct regulator_consumer_supply omap3evm_vio_supply =
+       REGULATOR_SUPPLY("vcc", "spi1.0");
+
+/* VIO for ads7846 */
+static struct regulator_init_data omap3evm_vio = {
+       .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      = &omap3evm_vio_supply,
+};
+
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+
+#define OMAP3EVM_WLAN_PMENA_GPIO       (150)
+#define OMAP3EVM_WLAN_IRQ_GPIO         (149)
+
+static struct regulator_consumer_supply omap3evm_vmmc2_supply =
+       REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
+
+/* VMMC2 for driving the WL12xx module */
+static struct regulator_init_data omap3evm_vmmc2 = {
+       .constraints = {
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies  = 1,
+       .consumer_supplies = &omap3evm_vmmc2_supply,
+};
+
+static struct fixed_voltage_config omap3evm_vwlan = {
+       .supply_name            = "vwl1271",
+       .microvolts             = 1800000, /* 1.80V */
+       .gpio                   = OMAP3EVM_WLAN_PMENA_GPIO,
+       .startup_delay          = 70000, /* 70ms */
+       .enable_high            = 1,
+       .enabled_at_boot        = 0,
+       .init_data              = &omap3evm_vmmc2,
+};
+
+static struct platform_device omap3evm_wlan_regulator = {
+       .name           = "reg-fixed-voltage",
+       .id             = 1,
+       .dev = {
+               .platform_data  = &omap3evm_vwlan,
+       },
+};
+
+struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
+       .irq = OMAP_GPIO_IRQ(OMAP3EVM_WLAN_IRQ_GPIO),
+       .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */
+};
+#endif
+
 static struct twl4030_platform_data omap3evm_twldata = {
        .irq_base       = TWL4030_IRQ_BASE,
        .irq_end        = TWL4030_IRQ_END,
@@ -550,6 +649,7 @@ static struct twl4030_platform_data omap3evm_twldata = {
        .codec          = &omap3evm_codec_data,
        .vdac           = &omap3_evm_vdac,
        .vpll2          = &omap3_evm_vpll2,
+       .vio            = &omap3evm_vio,
 };
 
 static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = {
@@ -625,19 +725,12 @@ static struct spi_board_info omap3evm_spi_board_info[] = {
 static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
 };
 
-static void __init omap3_evm_init_irq(void)
+static void __init omap3_evm_init_early(void)
 {
-       omap_board_config = omap3_evm_config;
-       omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
        omap2_init_common_infrastructure();
        omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL);
-       omap_init_irq();
 }
 
-static struct platform_device *omap3_evm_devices[] __initdata = {
-       &omap3_evm_dss_device,
-};
-
 static struct usbhs_omap_board_data usbhs_bdata __initdata = {
 
        .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
@@ -652,14 +745,76 @@ static struct usbhs_omap_board_data usbhs_bdata __initdata = {
 };
 
 #ifdef CONFIG_OMAP_MUX
-static struct omap_board_mux board_mux[] __initdata = {
+static struct omap_board_mux omap35x_board_mux[] __initdata = {
+       OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
+                               OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
+                               OMAP_PIN_OFF_WAKEUPENABLE),
+       OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
+                               OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
+                               OMAP_PIN_OFF_WAKEUPENABLE),
+       OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
+                               OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
+                               OMAP_PIN_OFF_NONE),
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+       /* WLAN IRQ - GPIO 149 */
+       OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
+
+       /* WLAN POWER ENABLE - GPIO 150 */
+       OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+
+       /* MMC2 SDIO pin muxes for WL12xx */
+       OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+#endif
+       { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+
+static struct omap_board_mux omap36x_board_mux[] __initdata = {
        OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
                                OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
                                OMAP_PIN_OFF_WAKEUPENABLE),
        OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
-                               OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW),
+                               OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
+                               OMAP_PIN_OFF_WAKEUPENABLE),
+       /* AM/DM37x EVM: DSS data bus muxed with sys_boot */
+       OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+       OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+       /* WLAN IRQ - GPIO 149 */
+       OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
+
+       /* WLAN POWER ENABLE - GPIO 150 */
+       OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
+
+       /* MMC2 SDIO pin muxes for WL12xx */
+       OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+       OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+#endif
+
        { .reg_offset = OMAP_MUX_TERMINATOR },
 };
+#else
+#define omap35x_board_mux      NULL
+#define omap36x_board_mux      NULL
 #endif
 
 static struct omap_musb_board_data musb_board_data = {
@@ -671,11 +826,18 @@ static struct omap_musb_board_data musb_board_data = {
 static void __init omap3_evm_init(void)
 {
        omap3_evm_get_revision();
-       omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+
+       if (cpu_is_omap3630())
+               omap3_mux_init(omap36x_board_mux, OMAP_PACKAGE_CBB);
+       else
+               omap3_mux_init(omap35x_board_mux, OMAP_PACKAGE_CBB);
+
+       omap_board_config = omap3_evm_config;
+       omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
 
        omap3_evm_i2c_init();
 
-       platform_add_devices(omap3_evm_devices, ARRAY_SIZE(omap3_evm_devices));
+       omap_display_init(&omap3_evm_dss_data);
 
        spi_register_board_info(omap3evm_spi_board_info,
                                ARRAY_SIZE(omap3evm_spi_board_info));
@@ -715,14 +877,22 @@ static void __init omap3_evm_init(void)
        ads7846_dev_init();
        omap3evm_init_smsc911x();
        omap3_evm_display_init();
+
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
+       /* WL12xx WLAN Init */
+       if (wl12xx_set_platform_data(&omap3evm_wlan_data))
+               pr_err("error setting wl12xx data\n");
+       platform_device_register(&omap3evm_wlan_regulator);
+#endif
 }
 
 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
        /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
        .boot_params    = 0x80000100,
-       .map_io         = omap3_map_io,
        .reserve        = omap_reserve,
-       .init_irq       = omap3_evm_init_irq,
+       .map_io         = omap3_map_io,
+       .init_early     = omap3_evm_init_early,
+       .init_irq       = omap_init_irq,
        .init_machine   = omap3_evm_init,
        .timer          = &omap_timer,
 MACHINE_END