openwrtv4/target/linux/imx6/patches-3.14/0004-ARM-dts-imx6dl-enable-cpufreq-support.patch

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From 978ed904c17cd39700a5e1f95ee29ef4fee08ce9 Mon Sep 17 00:00:00 2001
From: Anson Huang <b20788@freescale.com>
Date: Thu, 19 Dec 2013 10:02:10 -0500
Subject: [PATCH] ARM: dts: imx6dl: enable cpufreq support
This patch adds cpufreq dts for i.mx6dl to support cpufreq driver.
Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
---
arch/arm/boot/dts/imx6dl.dtsi | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -21,6 +21,26 @@
device_type = "cpu";
reg = <0>;
next-level-cache = <&L2>;
+ operating-points = <
+ /* kHz uV */
+ 996000 1275000
+ 792000 1175000
+ 396000 1075000
+ >;
+ fsl,soc-operating-points = <
+ /* ARM kHz SOC-PU uV */
+ 996000 1175000
+ 792000 1175000
+ 396000 1175000
+ >;
+ clock-latency = <61036>; /* two CLK32 periods */
+ clocks = <&clks 104>, <&clks 6>, <&clks 16>,
+ <&clks 17>, <&clks 170>;
+ clock-names = "arm", "pll2_pfd2_396m", "step",
+ "pll1_sw", "pll1_sys";
+ arm-supply = <&reg_arm>;
+ pu-supply = <&reg_pu>;
+ soc-supply = <&reg_soc>;
};
cpu@1 {