On Thu, Sep 22, 2011 at 7:14 AM, Richard Zhu <richard.zhu@xxxxxxxxxx> wrote:
> Signed-off-by: Richard Zhu <richard.zhu@xxxxxxxxxx>
> ---
> arch/arm/mach-mx5/board-mx53_smd.c | 16 ++++++++++++++++
> 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..9d06fbe 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(MX53_SMD_SATA_PWR_EN, "ahci-sata-pwr");
Please use gpio_request_one.
> + if (ret) {
> + printk(KERN_ERR "failed to get SATA_PWR_EN: %d\n", ret);
You can use pr_err instead.
Regards,
Fabio Estevam
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