diff options
| author | Richard Zhu <richard.zhu@linaro.org> | 2011-08-23 20:58:21 +0800 |
|---|---|---|
| committer | Eric Miao <eric.miao@linaro.org> | 2011-11-15 14:10:16 +0800 |
| commit | 53d5b17b7fc2db8b1ea3ceb6e03fe24d63d8c653 (patch) | |
| tree | c346c45a256458dd0b493b40f29f403a04e8f9c4 /arch | |
| parent | d8c235cd3612b91135f465bace77348c6830b1b5 (diff) | |
mx53_smd: Enable the AHCI SATA on MX53 SMD board
Signed-off-by: Richard Zhu <richard.zhu@linaro.org>
Signed-off-by: Eric Miao <eric.miao@linaro.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mx5/board-mx53_smd.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_smd.c b/arch/arm/mach-mx5/board-mx53_smd.c index bc02894eafe..3005c7c0c25 100644 --- a/arch/arm/mach-mx5/board-mx53_smd.c +++ b/arch/arm/mach-mx5/board-mx53_smd.c @@ -26,6 +26,7 @@ #include <mach/common.h> #include <mach/hardware.h> #include <mach/iomux-mx53.h> +#include <mach/ahci_sata.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -35,6 +36,7 @@ #include "devices-imx53.h" #define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6) +#define MX53_SMD_SATA_PWR_EN IMX_GPIO_NR(3, 3) static iomux_v3_cfg_t mx53_smd_pads[] = { MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, @@ -111,6 +113,35 @@ static const struct imxi2c_platform_data mx53_smd_i2c_data __initconst = { .bitrate = 100000, }; +static int mx53_smd_sata_init(struct device *dev, void __iomem *addr) +{ + int ret; + + /* Enable SATA PWR */ + ret = gpio_request(MX53_SMD_SATA_PWR_EN, "ahci-sata-pwr"); + if (ret) { + printk(KERN_ERR "failed to get SATA_PWR_EN: %d\n", ret); + return ret; + } + gpio_direction_output(MX53_SMD_SATA_PWR_EN, 1); + + return sata_init(dev, addr); +} + +void mx53_smd_sata_exit(struct device *dev) +{ + sata_exit(dev); + + /* Disable SATA PWR */ + gpio_direction_output(MX53_SMD_SATA_PWR_EN, 0); + gpio_free(MX53_SMD_SATA_PWR_EN); +} + +static struct ahci_platform_data sata_data = { + .init = mx53_smd_sata_init, + .exit = mx53_smd_sata_exit, +}; + static void __init mx53_smd_board_init(void) { imx53_soc_init(); @@ -125,6 +156,7 @@ static void __init mx53_smd_board_init(void) imx53_add_sdhci_esdhc_imx(0, NULL); imx53_add_sdhci_esdhc_imx(1, NULL); imx53_add_sdhci_esdhc_imx(2, NULL); + imx53_add_ahci_imx(0, &sata_data); } static void __init mx53_smd_timer_init(void) |