diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-omapl138-hawk.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-omapl138-hawk.c | 69 |
1 files changed, 32 insertions, 37 deletions
diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index ee624861ca66..a3e78074be70 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -12,8 +12,11 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/console.h> +#include <linux/interrupt.h> #include <linux/gpio.h> +#include <linux/gpio/machine.h> #include <linux/platform_data/gpio-davinci.h> +#include <linux/regulator/machine.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -24,8 +27,6 @@ #include <mach/mux.h> #define HAWKBOARD_PHY_ID "davinci_mdio-0:07" -#define DA850_HAWK_MMCSD_CD_PIN GPIO_TO_PIN(3, 12) -#define DA850_HAWK_MMCSD_WP_PIN GPIO_TO_PIN(3, 13) #define DA850_USB1_VBUS_PIN GPIO_TO_PIN(2, 4) #define DA850_USB1_OC_PIN GPIO_TO_PIN(6, 13) @@ -122,19 +123,16 @@ static const short hawk_mmcsd0_pins[] = { -1 }; -static int da850_hawk_mmc_get_ro(int index) -{ - return gpio_get_value(DA850_HAWK_MMCSD_WP_PIN); -} - -static int da850_hawk_mmc_get_cd(int index) -{ - return !gpio_get_value(DA850_HAWK_MMCSD_CD_PIN); -} +static struct gpiod_lookup_table mmc_gpios_table = { + .dev_id = "da830-mmc.0", + .table = { + /* CD: gpio3_12: gpio60: chip 1 contains gpio range 32-63*/ + GPIO_LOOKUP("davinci_gpio.1", 28, "cd", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("davinci_gpio.1", 29, "wp", GPIO_ACTIVE_LOW), + }, +}; static struct davinci_mmc_config da850_mmc_config = { - .get_ro = da850_hawk_mmc_get_ro, - .get_cd = da850_hawk_mmc_get_cd, .wires = 4, .max_freq = 50000000, .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, @@ -150,21 +148,7 @@ static __init void omapl138_hawk_mmc_init(void) return; } - ret = gpio_request_one(DA850_HAWK_MMCSD_CD_PIN, - GPIOF_DIR_IN, "MMC CD"); - if (ret < 0) { - pr_warn("%s: can not open GPIO %d\n", - __func__, DA850_HAWK_MMCSD_CD_PIN); - return; - } - - ret = gpio_request_one(DA850_HAWK_MMCSD_WP_PIN, - GPIOF_DIR_IN, "MMC WP"); - if (ret < 0) { - pr_warn("%s: can not open GPIO %d\n", - __func__, DA850_HAWK_MMCSD_WP_PIN); - goto mmc_setup_wp_fail; - } + gpiod_add_lookup_table(&mmc_gpios_table); ret = da8xx_register_mmcsd0(&da850_mmc_config); if (ret) { @@ -175,9 +159,7 @@ static __init void omapl138_hawk_mmc_init(void) return; mmc_setup_mmcsd_fail: - gpio_free(DA850_HAWK_MMCSD_WP_PIN); -mmc_setup_wp_fail: - gpio_free(DA850_HAWK_MMCSD_CD_PIN); + gpiod_remove_lookup_table(&mmc_gpios_table); } static irqreturn_t omapl138_hawk_usb_ocic_irq(int irq, void *dev_id); @@ -243,7 +225,6 @@ static irqreturn_t omapl138_hawk_usb_ocic_irq(int irq, void *dev_id) static __init void omapl138_hawk_usb_init(void) { int ret; - u32 cfgchip2; ret = davinci_cfg_reg_list(da850_hawk_usb11_pins); if (ret) { @@ -251,12 +232,20 @@ static __init void omapl138_hawk_usb_init(void) return; } - /* Setup the Ref. clock frequency for the HAWK at 24 MHz. */ + ret = da8xx_register_usb20_phy_clk(false); + if (ret) + pr_warn("%s: USB 2.0 PHY CLK registration failed: %d\n", + __func__, ret); - cfgchip2 = __raw_readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG)); - cfgchip2 &= ~CFGCHIP2_REFFREQ; - cfgchip2 |= CFGCHIP2_REFFREQ_24MHZ; - __raw_writel(cfgchip2, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG)); + ret = da8xx_register_usb11_phy_clk(false); + if (ret) + pr_warn("%s: USB 1.1 PHY CLK registration failed: %d\n", + __func__, ret); + + ret = da8xx_register_usb_phy(); + if (ret) + pr_warn("%s: USB PHY registration failed: %d\n", + __func__, ret); ret = gpio_request_one(DA850_USB1_VBUS_PIN, GPIOF_DIR_OUT, "USB1 VBUS"); @@ -292,6 +281,10 @@ static __init void omapl138_hawk_init(void) { int ret; + ret = da8xx_register_cfgchip(); + if (ret) + pr_warn("%s: CFGCHIP registration failed: %d\n", __func__, ret); + ret = da850_register_gpio(); if (ret) pr_warn("%s: GPIO init failed: %d\n", __func__, ret); @@ -317,6 +310,8 @@ static __init void omapl138_hawk_init(void) if (ret) pr_warn("%s: dsp/rproc registration failed: %d\n", __func__, ret); + + regulator_has_full_constraints(); } #ifdef CONFIG_SERIAL_8250_CONSOLE |