[PATCH 1/4] ARM: i.MX53: Fix pll216 setup

Sascha Hauer s.hauer at pengutronix.de
Wed Apr 3 03:09:37 EDT 2013


The value for i.MX53 216MHz is actually 432MHz. Use the same value
as for i.MX51 which really corresponds to 216MHz. These are the same
PLL216 values as U-Boot uses.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm/mach-imx/imx51.c             | 2 +-
 arch/arm/mach-imx/imx53.c             | 2 +-
 arch/arm/mach-imx/include/mach/imx5.h | 3 +--
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/arm/mach-imx/imx51.c b/arch/arm/mach-imx/imx51.c
index cffcca3..737ab9b 100644
--- a/arch/arm/mach-imx/imx51.c
+++ b/arch/arm/mach-imx/imx51.c
@@ -151,7 +151,7 @@ void imx51_init_lowlevel(unsigned int cpufreq_mhz)
 	writel(0x19239145, ccm + MX5_CCM_CBCDR);
 	writel(0x000020C0, ccm + MX5_CCM_CBCMR);
 
-	imx51_setup_pll_216((void __iomem *)MX51_PLL3_BASE_ADDR);
+	imx5_setup_pll_216((void __iomem *)MX51_PLL3_BASE_ADDR);
 
 	/* Set the platform clock dividers */
 	writel(0x00000124, MX51_ARM_BASE_ADDR + 0x14);
diff --git a/arch/arm/mach-imx/imx53.c b/arch/arm/mach-imx/imx53.c
index 3135ada..b06a5d0 100644
--- a/arch/arm/mach-imx/imx53.c
+++ b/arch/arm/mach-imx/imx53.c
@@ -146,7 +146,7 @@ void imx53_init_lowlevel(unsigned int cpufreq_mhz)
 	/* make sure change is effective */
 	while (readl(ccm + MX5_CCM_CDHIPR));
 
-	imx53_setup_pll_216((void __iomem *)MX53_PLL3_BASE_ADDR);
+	imx5_setup_pll_216((void __iomem *)MX53_PLL3_BASE_ADDR);
 	imx5_setup_pll_455((void __iomem *)MX53_PLL4_BASE_ADDR);
 
 	/* Set the platform clock dividers */
diff --git a/arch/arm/mach-imx/include/mach/imx5.h b/arch/arm/mach-imx/include/mach/imx5.h
index cd0a347..ff570c4 100644
--- a/arch/arm/mach-imx/include/mach/imx5.h
+++ b/arch/arm/mach-imx/include/mach/imx5.h
@@ -13,7 +13,6 @@ void imx5_setup_pll(void __iomem *base, int freq, u32 op, u32 mfd, u32 mfn);
 #define imx5_setup_pll_600(base)	imx5_setup_pll((base),  600, (( 6 << 4) + ((1 - 1) << 0)), ( 4 - 1),  1)
 #define imx5_setup_pll_455(base)	imx5_setup_pll((base),  455, (( 9 << 4) + ((2 - 1) << 0)), (48 - 1), 23)
 #define imx5_setup_pll_400(base)	imx5_setup_pll((base),  400, (( 8 << 4) + ((2 - 1) << 0)), (3 - 1), 1)
-#define imx53_setup_pll_216(base)	imx5_setup_pll((base),  216, (( 8 << 4) + ((2 - 1) << 0)), (1 - 1), 1)
-#define imx51_setup_pll_216(base)	imx5_setup_pll((base),  216, (( 6 << 4) + ((3 - 1) << 0)), (4 - 1), 3)
+#define imx5_setup_pll_216(base)	imx5_setup_pll((base),  216, (( 6 << 4) + ((3 - 1) << 0)), (4 - 1), 3)
 
 #endif /* __MACH_MX53_H */
-- 
1.8.2.rc2




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