On 12/31/2012 08:15 AM, Dongjin Kim wrote:
> This patch adds EHCI device node on device tree for Exynos4 and defines its
> default platform data, s5p_usb_phy_init and s5p_usb_phy_exit, so that those
> function can be called from the driver.
>
> Signed-off-by: Dongjin Kim <tobetter@xxxxxxxxx>
> ---
> arch/arm/boot/dts/exynos4.dtsi | 7 +++++++
> arch/arm/mach-exynos/mach-exynos4-dt.c | 9 +++++++++
> 2 files changed, 16 insertions(+)
[ ... ]
>
> +static struct s5p_ehci_platdata s5p_ehci_platdata = {
> + .phy_init = s5p_usb_phy_init,
> + .phy_exit = s5p_usb_phy_exit,
> +};
> +
Going by the recent development on Samsung USBPHY driver, we won't need
these hooks once that patch gets accepted. [1]
Patch for adding EHCI support for EXYNOS5-DT can be found here.[2]
[1] https://patchwork.kernel.org/patch/1794651/
[2] https://patchwork.kernel.org/patch/1875491/
> /*
> * The following lookup table is used to override device names when devices
> * are registered from device tree. This is temporarily added to enable
> @@ -80,6 +87,8 @@ static const struct of_dev_auxdata exynos4_auxdata_lookup[] __initconst = {
> OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_MDMA1, "dma-pl330.2", NULL),
> OF_DEV_AUXDATA("samsung,exynos4210-tmu", EXYNOS4_PA_TMU,
> "exynos-tmu", NULL),
> + OF_DEV_AUXDATA("samsung,exynos-ehci", EXYNOS4_PA_EHCI,
> + "s5p-ehci", &s5p_ehci_platdata),
> {},
> };
>
>
--
Tushar Behera
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