[PATCH 8/8] ARM i.MX53: Add pwm support

From: Sascha Hauer
Date: Wed Sep 05 2012 - 09:38:05 EST


Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/imx53.dtsi | 14 ++++++++++++++
arch/arm/mach-imx/clk-imx51-imx53.c | 4 ++++
2 files changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index cd37165..18b9fc3 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -189,6 +189,20 @@
status = "disabled";
};

+ pwm1: pwm@53fb4000 {
+ #pwm-cells = <2>;
+ compatible = "fsl,imx53-pwm", "fsl,imx27-pwm";
+ reg = <0x53fb4000 0x4000>;
+ interrupts = <61>;
+ };
+
+ pwm2: pwm@53fb8000 {
+ #pwm-cells = <2>;
+ compatible = "fsl,imx53-pwm", "fsl,imx27-pwm";
+ reg = <0x53fb8000 0x4000>;
+ interrupts = <94>;
+ };
+
uart1: serial@53fbc000 {
compatible = "fsl,imx53-uart", "fsl,imx21-uart";
reg = <0x53fbc000 0x4000>;
diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c
index 4bdcaa9..b522411 100644
--- a/arch/arm/mach-imx/clk-imx51-imx53.c
+++ b/arch/arm/mach-imx/clk-imx51-imx53.c
@@ -455,6 +455,10 @@ int __init mx53_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
clk_register_clkdev(clk[ssi1_ipg_gate], NULL, "63fcc000.ssi");
clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "50014000.ssi");
clk_register_clkdev(clk[ssi3_ipg_gate], NULL, "63fd0000.ssi");
+ clk_register_clkdev(clk[pwm1_ipg_gate], "ipg", "53fb4000.pwm");
+ clk_register_clkdev(clk[pwm1_hf_gate], "per", "53fb4000.pwm");
+ clk_register_clkdev(clk[pwm2_ipg_gate], "ipg", "53fb8000.pwm");
+ clk_register_clkdev(clk[pwm2_hf_gate], "per", "53fb8000.pwm");

/* set SDHC root clock to 200MHZ*/
clk_set_rate(clk[esdhc_a_podf], 200000000);
--
1.7.10.4

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