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BeagleBoard: turn off clocks in ehci_stop 

This fixes display problems in linux

Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
Signed-off-by: Joel A Fernandes <agnel.joel@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
This commit is contained in:
Koen Kooi 2011-06-17 09:26:17 +02:00 committed by Albert ARIBAUD
parent 69716c1900
commit f44047df3b
1 changed files with 6 additions and 0 deletions
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6
board/ti/beagle/beagle.c
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@ -356,6 +356,12 @@ int ehci_hcd_stop(void)
pr_debug("Resetting OMAP3 EHCI\n"); pr_debug("Resetting OMAP3 EHCI\n");
omap_set_gpio_dataout(GPIO_PHY_RESET, 0); omap_set_gpio_dataout(GPIO_PHY_RESET, 0);
writel(OMAP_UHH_SYSCONFIG_SOFTRESET, OMAP3_UHH_BASE + OMAP_UHH_SYSCONFIG); 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; return 0;
} }