From d068d10e0a61c480ab25417701cdcf9518306fd1 Mon Sep 17 00:00:00 2001 From: Yulgon Kim Date: Thu, 18 Aug 2011 20:40:24 +0900 Subject: [PATCH] ARM: EXYNOS4: Increase reset delay for USB HOST PHY This patch increases reset delay from 50 usec to 80 usec for USB HOST PHY. In order to reset USB HOST PHY controller properly, a little extra time is required during its reset cycle. Signed-off-by: Yulgon Kim Signed-off-by: Jingoo Han Signed-off-by: Kukjin Kim --- arch/arm/mach-exynos4/setup-usb-phy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mach-exynos4/setup-usb-phy.c b/arch/arm/mach-exynos4/setup-usb-phy.c index 0883c1b824b94..39aca045f6604 100644 --- a/arch/arm/mach-exynos4/setup-usb-phy.c +++ b/arch/arm/mach-exynos4/setup-usb-phy.c @@ -82,7 +82,7 @@ static int exynos4_usb_phy1_init(struct platform_device *pdev) rstcon &= ~(HOST_LINK_PORT_SWRST_MASK | PHY1_SWRST_MASK); writel(rstcon, EXYNOS4_RSTCON); - udelay(50); + udelay(80); clk_disable(otg_clk); clk_put(otg_clk); -- 2.39.5