From f44047df3b365e0fdd9be367971ade81b9afdf15 Mon Sep 17 00:00:00 2001 From: Koen Kooi Date: Fri, 17 Jun 2011 09:26:17 +0200 Subject: [PATCH] BeagleBoard: turn off clocks in ehci_stop This fixes display problems in linux Signed-off-by: Koen Kooi Signed-off-by: Joel A Fernandes Signed-off-by: Sandeep Paulraj --- board/ti/beagle/beagle.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index 776890104f..a958545776 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -356,6 +356,12 @@ int ehci_hcd_stop(void) pr_debug("Resetting OMAP3 EHCI\n"); omap_set_gpio_dataout(GPIO_PHY_RESET, 0); writel(OMAP_UHH_SYSCONFIG_SOFTRESET, OMAP3_UHH_BASE + OMAP_UHH_SYSCONFIG); + /* disable USB clocks */ + struct prcm *prcm_base = (struct prcm *)PRCM_BASE; + sr32(&prcm_base->iclken_usbhost, 0, 1, 0); + sr32(&prcm_base->fclken_usbhost, 0, 2, 0); + sr32(&prcm_base->iclken3_core, 2, 1, 0); + sr32(&prcm_base->fclken3_core, 2, 1, 0); return 0; } -- 2.30.2