From: Hema HK <hemahk@xxxxxx> Add the context save/restore for the control module register used for OMAP4430 musb with UTMI embedded PHY interface. Signed-off-by: Hema HK <hemahk@xxxxxx> Cc: Tony Lindgren <tony@xxxxxxxxxxx> Cc: Paul Walmsley <paul@xxxxxxxxx> Signed-off-by: Felipe Balbi <balbi@xxxxxx> --- arch/arm/mach-omap2/omap_phy_internal.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c index 3ce6758..ebe33df 100644 --- a/arch/arm/mach-omap2/omap_phy_internal.c +++ b/arch/arm/mach-omap2/omap_phy_internal.c @@ -43,6 +43,7 @@ static struct clk *phyclk, *clk48m, *clk32k; static void __iomem *ctrl_base; +static int usbotghs_control; int omap4430_phy_init(struct device *dev) { @@ -129,6 +130,9 @@ int omap4430_phy_suspend(struct device *dev, int suspend) omap4430_phy_set_clk(dev, 0); /* Power down the phy */ __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); + + /* save the context */ + usbotghs_control = __raw_readl(ctrl_base + USBOTGHS_CONTROL); } else { /* Enable the internel phy clcoks */ omap4430_phy_set_clk(dev, 1); @@ -137,6 +141,9 @@ int omap4430_phy_suspend(struct device *dev, int suspend) __raw_writel(~PHY_PD, ctrl_base + CONTROL_DEV_CONF); mdelay(200); } + + /* restore the context */ + __raw_writel(usbotghs_control, ctrl_base + USBOTGHS_CONTROL); } return 0; -- 1.7.4.rc2 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html