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authorRichard Zhu <richard.zhu@linaro.org>2011-09-28 15:41:57 +0800
committerSascha Hauer <s.hauer@pengutronix.de>2011-10-07 14:42:56 +0200
commitd870ea1d6bc5057f2599416655b42ab192dae6d0 (patch)
tree11b5df53bcff52d7105fa545c6d9e98eee42dda5 /arch/arm/mach-mx5
parent0661b82c94925fb47708165eaf78cf380b31ffb3 (diff)
downloadop-kernel-dev-d870ea1d6bc5057f2599416655b42ab192dae6d0.zip
op-kernel-dev-d870ea1d6bc5057f2599416655b42ab192dae6d0.tar.gz
MX53 Enable the AHCI SATA on MX53 SMD board
Signed-off-by: Richard Zhu <richard.zhu@linaro.org> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5')
-rw-r--r--arch/arm/mach-mx5/board-mx53_smd.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_smd.c b/arch/arm/mach-mx5/board-mx53_smd.c
index bc02894..efcab68 100644
--- a/arch/arm/mach-mx5/board-mx53_smd.c
+++ b/arch/arm/mach-mx5/board-mx53_smd.c
@@ -35,6 +35,7 @@
#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 +112,19 @@ static const struct imxi2c_platform_data mx53_smd_i2c_data __initconst = {
.bitrate = 100000,
};
+static inline void mx53_smd_ahci_pwr_on(void)
+{
+ int ret;
+
+ /* Enable SATA PWR */
+ ret = gpio_request_one(MX53_SMD_SATA_PWR_EN,
+ GPIOF_DIR_OUT | GPIOF_INIT_HIGH, "ahci-sata-pwr");
+ if (ret) {
+ pr_err("failed to enable SATA_PWR_EN: %d\n", ret);
+ return;
+ }
+}
+
static void __init mx53_smd_board_init(void)
{
imx53_soc_init();
@@ -125,6 +139,8 @@ 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);
+ mx53_smd_ahci_pwr_on();
+ imx53_add_ahci_imx();
}
static void __init mx53_smd_timer_init(void)
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