Dear Piotr,
On 08/11/13 00:00, Piotr Wilczek wrote:
> This patch add new defines for usb phy for Exynos4x12.
>
> Signed-off-by: Piotr Wilczek <p.wilc...@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
> CC: Minkyu Kang <mk7.k...@samsung.com>
> ---
>
> Chnages for v3:
> - removed unnecessary empty line
>
> Changes for v2:
> - no changes
>
> drivers/usb/gadget/regs-otg.h | 5 +++++
> drivers/usb/gadget/s3c_udc_otg.c | 9 +++++++--
> 2 files changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/gadget/regs-otg.h b/drivers/usb/gadget/regs-otg.h
> index 84bfcc5..ac5d112 100644
> --- a/drivers/usb/gadget/regs-otg.h
> +++ b/drivers/usb/gadget/regs-otg.h
> @@ -226,6 +226,11 @@ struct s3c_usbotg_reg {
> #define CLK_SEL_12MHZ (0x2 << 0)
> #define CLK_SEL_48MHZ (0x0 << 0)
>
> +#define EXYNOS4X12_ID_PULLUP0 (0x01 << 3)
> +#define EXYNOS4X12_COMMON_ON_N0 (0x01 << 4)
> +#define EXYNOS4X12_CLK_SEL_12MHZ (0x02 << 0)
> +#define EXYNOS4X12_CLK_SEL_24MHZ (0x05 << 0)
> +
> /* Device Configuration Register DCFG */
> #define DEV_SPEED_HIGH_SPEED_20 (0x0 << 0)
> #define DEV_SPEED_FULL_SPEED_20 (0x1 << 0)
> diff --git a/drivers/usb/gadget/s3c_udc_otg.c
> b/drivers/usb/gadget/s3c_udc_otg.c
> index 7e20209..ba17a04 100644
> --- a/drivers/usb/gadget/s3c_udc_otg.c
> +++ b/drivers/usb/gadget/s3c_udc_otg.c
> @@ -167,8 +167,13 @@ void otg_phy_init(struct s3c_udc *dev)
> writel((readl(&phy->phypwr) &~(OTG_DISABLE_0 | ANALOG_PWRDOWN)
> &~FORCE_SUSPEND_0), &phy->phypwr);
>
> - writel((readl(&phy->phyclk) &~(ID_PULLUP0 | COMMON_ON_N0)) |
> - CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */
> + if (s5p_cpu_id == 0x4412)
proid_is_exynos4412()
> + writel((readl(&phy->phyclk) & ~(EXYNOS4X12_ID_PULLUP0 |
> + EXYNOS4X12_COMMON_ON_N0)) | EXYNOS4X12_CLK_SEL_24MHZ,
> + &phy->phyclk); /* PLL 24Mhz */
> + else
> + writel((readl(&phy->phyclk) & ~(ID_PULLUP0 | COMMON_ON_N0)) |
> + CLK_SEL_24MHZ, &phy->phyclk); /* PLL 24Mhz */
>
> writel((readl(&phy->rstcon) &~(LINK_SW_RST | PHYLNK_SW_RST))
> | PHY_SW_RST0, &phy->rstcon);
>
Thanks,
Minkyu Kang.
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