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Diffstat (limited to 'arch/arm/cpu/armv7/mx6/clock.c')
-rw-r--r--arch/arm/cpu/armv7/mx6/clock.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index 88f68f1137..20922606e0 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -771,6 +771,16 @@ int enable_lcdif_clock(u32 base_addr)
return 0;
}
+ /* Gate LCDIF clock first */
+ reg = readl(&imx_ccm->CCGR3);
+ reg &= ~lcdif_ccgr3_mask;
+ writel(reg, &imx_ccm->CCGR3);
+
+ reg = readl(&imx_ccm->CCGR2);
+ reg &= ~MXC_CCM_CCGR2_LCD_MASK;
+ writel(reg, &imx_ccm->CCGR2);
+
+ /* Select pre-mux */
reg = readl(&imx_ccm->cscdr2);
reg &= ~lcdif_clk_sel_mask;
writel(reg, &imx_ccm->cscdr2);