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[3/3] ARM: mach-imx: mm-imx5: Retrieve iomuxc base address from dt

Message ID 1380597674-31122-3-git-send-email-festevam@gmail.com
State New
Headers show

Commit Message

Fabio Estevam Oct. 1, 2013, 3:21 a.m. UTC 
From: Fabio Estevam <fabio.estevam@freescale.com>

As mx53 is a dt-only SoC, we should retrieve the iomuxc base address from the 
device tree, instead of using the old MX53_IO_ADDRESS method.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
 arch/arm/mach-imx/mm-imx5.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index 2cafcf0..d1d5260 100644
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -89,8 +89,15 @@  void __init imx51_init_early(void)
 
 void __init imx53_init_early(void)
 {
+	struct device_node *np;
+	void __iomem *base;
+
 	mxc_set_cpu_type(MXC_CPU_MX53);
-	mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR));
+
+	np = of_find_compatible_node(NULL, NULL, "fsl,imx53-iomuxc");
+	base = of_iomap(np, 0);
+	WARN_ON(!base);
+	mxc_iomux_v3_init(base);
 	imx_src_init();
 }