ARM: imx: use dynamic mapping for CCM

Replace the static mapping of CCM block in clock drivers with dynamic mapping. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
git-mirror · Jun 3, 2015 · 5ab96a8 · 5ab96a8
1 parent 6c529c4
commit 5ab96a8
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Showing 3 changed files with 10 additions and 3 deletions.
diff --git a/arch/arm/mach-imx/clk-imx1.c b/arch/arm/mach-imx/clk-imx1.c
@@ -75,7 +75,8 @@ static void __init _mx1_clocks_init(unsigned long fref)
 
 int __init mx1_clocks_init(unsigned long fref)
 {
-	ccm = MX1_IO_ADDRESS(MX1_CCM_BASE_ADDR);
+	ccm = ioremap(MX1_CCM_BASE_ADDR, SZ_4K);
+	BUG_ON(!ccm);
 
 	_mx1_clocks_init(fref);
 

diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c
@@ -50,9 +50,12 @@ static struct clk_onecell_data clk_data;
 
 int __init mx31_clocks_init(unsigned long fref)
 {
-	void __iomem *base = MX31_IO_ADDRESS(MX31_CCM_BASE_ADDR);
+	void __iomem *base;
 	struct device_node *np;
 
+	base = ioremap(MX31_CCM_BASE_ADDR, SZ_4K);
+	BUG_ON(!base);
+
 	clk[dummy] = imx_clk_fixed("dummy", 0);
 	clk[ckih] = imx_clk_fixed("ckih", fref);
 	clk[ckil] = imx_clk_fixed("ckil", 32768);

diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c
@@ -71,11 +71,14 @@ static struct clk *clk[clk_max];
 
 int __init mx35_clocks_init(void)
 {
-	void __iomem *base = MX35_IO_ADDRESS(MX35_CCM_BASE_ADDR);
+	void __iomem *base;
 	u32 pdr0, consumer_sel, hsp_sel;
 	struct arm_ahb_div *aad;
 	unsigned char *hsp_div;
 
+	base = ioremap(MX35_CCM_BASE_ADDR, SZ_4K);
+	BUG_ON(!base);
+
 	pdr0 = __raw_readl(base + MXC_CCM_PDR0);
 	consumer_sel = (pdr0 >> 16) & 0xf;
 	aad = &clk_consumer[consumer_sel];