[U-Boot] [PATCH 6/8] imx: mx6qp: Enable PRG clock for IPU

[Peng Fan]

From: "Ye.Li" <B37916 at freescale.com>

The i.MX6QP has a PRG module, need to enable its clock for using
IPU.

Signed-off-by: Peng Fan <Peng.Fan at freescale.com>
Signed-off-by: Brown Oliver <B37094 at freescale.com>
Signed-off-by: Ye.Li <B37916 at freescale.com>
---
 arch/arm/cpu/armv7/mx6/clock.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index 36cd5a8..ae1b4cc 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -861,6 +861,12 @@ void enable_ipu_clock(void)
 	reg = readl(&mxc_ccm->CCGR3);
 	reg |= MXC_CCM_CCGR3_IPU1_IPU_MASK;
 	writel(reg, &mxc_ccm->CCGR3);
+
+#ifdef CONFIG_MX6QP
+	reg = readl(&mxc_ccm->CCGR6);
+	reg |= MXC_CCM_CCGR6_PRG_CLK0_MASK;
+	writel(reg, &mxc_ccm->CCGR6);
+#endif
 }
 #endif
 /***************************************************/
-- 
1.8.4