Hi,
* Ajay Kumar Gupta <ajay.gupta@xxxxxx> [120207 19:55]:
> Switch on the phy for am335x.
>
> Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
> ---
> arch/arm/mach-omap2/omap_phy_internal.c | 21 ++++++++++++++-------
> 1 files changed, 14 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
> index 4c90477..7129408 100644
> --- a/arch/arm/mach-omap2/omap_phy_internal.c
> +++ b/arch/arm/mach-omap2/omap_phy_internal.c
> @@ -266,7 +266,11 @@ void ti81xx_musb_phy_power(u8 on)
> void __iomem *scm_base = NULL;
> u32 usbphycfg;
>
> - scm_base = ioremap(TI81XX_SCM_BASE, SZ_2K);
> + if (cpu_is_ti81xx())
> + scm_base = ioremap(TI81XX_SCM_BASE, SZ_2K);
> + else if (cpu_is_am33xx())
> + scm_base = ioremap(AM33XX_SCM_BASE, SZ_2K);
> +
> if (!scm_base) {
> pr_err("system control module ioremap failed\n");
> return;
> @@ -278,16 +282,19 @@ void ti81xx_musb_phy_power(u8 on)
> if (cpu_is_ti816x()) {
> usbphycfg |= TI816X_USBPHY0_NORMAL_MODE;
> usbphycfg &= ~TI816X_USBPHY_REFCLK_OSC;
> - } else if (cpu_is_ti814x()) {
> - usbphycfg &= ~(USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN
> - | USBPHY_DPINPUT | USBPHY_DMINPUT);
> - usbphycfg |= (USBPHY_OTGVDET_EN | USBPHY_OTGSESSEND_EN
> - | USBPHY_DPOPBUFCTL | USBPHY_DMOPBUFCTL);
> + } else if (cpu_is_ti814x() || cpu_is_am33xx()) {
> + usbphycfg &= ~(USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN);
> + usbphycfg |= USBPHY_OTGVDET_EN | USBPHY_OTGSESSEND_EN;
> + if (cpu_is_ti814x()) {
> + usbphycfg &= ~(USBPHY_DPINPUT | USBPHY_DMINPUT);
> + usbphycfg |= USBPHY_DPOPBUFCTL
> + | USBPHY_DMOPBUFCTL;
> + }
> }
> } else {
> if (cpu_is_ti816x())
> usbphycfg &= ~TI816X_USBPHY0_NORMAL_MODE;
> - else if (cpu_is_ti814x())
> + else if (cpu_is_ti814x() || cpu_is_am33xx())
> usbphycfg |= USBPHY_CM_PWRDN | USBPHY_OTG_PWRDN;
>
Please remove all the cpu_is_xxxx calls from the *_phy_power functions.
You should need those only in *_phy_init to set the right flags once,
not every time you enable or disable the phy.
Regards,
Tony
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