From 708cfb74b7c6df9c37d3c48988a154be79daefeb Mon Sep 17 00:00:00 2001
From: Tom Rix <Tom.Rix@windriver.com>
Date: Fri, 29 May 2009 18:57:31 -0500
Subject: OMAP3 Turn on the GPIO bank clocks

The function and interface clocks for each GPIO bank, except the first, must
be explicitly turned on.  These are controlled by the config level defines
CONFIG_OMAP3_GPIO_n where n is from 2 to 6.

Signed-off-by: Tom Rix <Tom.Rix@windriver.com>
Acked-by: Dirk Behme <dirk.behme@googlemail.com>

diff --git a/cpu/arm_cortexa8/omap3/clock.c b/cpu/arm_cortexa8/omap3/clock.c
index d035677..0306b6c 100644
--- a/cpu/arm_cortexa8/omap3/clock.c
+++ b/cpu/arm_cortexa8/omap3/clock.c
@@ -357,6 +357,28 @@ void per_clocks_enable(void)
 	sr32(&prcm_base->fclken_per, 11, 1, 0x1);
 	sr32(&prcm_base->iclken_per, 11, 1, 0x1);
 #endif
+
+#ifdef CONFIG_OMAP3_GPIO_2
+	sr32(&prcm_base->fclken_per, 13, 1, 1);
+	sr32(&prcm_base->iclken_per, 13, 1, 1);
+#endif
+#ifdef CONFIG_OMAP3_GPIO_3
+	sr32(&prcm_base->fclken_per, 14, 1, 1);
+	sr32(&prcm_base->iclken_per, 14, 1, 1);
+#endif
+#ifdef CONFIG_OMAP3_GPIO_4
+	sr32(&prcm_base->fclken_per, 15, 1, 1);
+	sr32(&prcm_base->iclken_per, 15, 1, 1);
+#endif
+#ifdef CONFIG_OMAP3_GPIO_5
+	sr32(&prcm_base->fclken_per, 16, 1, 1);
+	sr32(&prcm_base->iclken_per, 16, 1, 1);
+#endif
+#ifdef CONFIG_OMAP3_GPIO_6
+	sr32(&prcm_base->fclken_per, 17, 1, 1);
+	sr32(&prcm_base->iclken_per, 17, 1, 1);
+#endif
+
 #ifdef CONFIG_DRIVER_OMAP34XX_I2C
 	/* Turn on all 3 I2C clocks */
 	sr32(&prcm_base->fclken1_core, 15, 3, 0x7);
-- 
cgit v0.10.2