Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d90df978 authored by Shawn Guo's avatar Shawn Guo
Browse files

ARM: imx: enable cpufreq for imx6q 



It enables cpufreq support for imx6q with generic cpufreq-cpu0 driver.

Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
parent c9250388

arch/arm/boot/dts/imx6q.dtsi

+9 −1
Original line number Diff line number Diff line
@@ -36,6 +36,14 @@ 
			compatible = "arm,cortex-a9";

			reg = <0>;

			next-level-cache = <&L2>;

			operating-points = <

				/* kHz    uV */

				792000  1100000

				396000  950000

				198000  850000

			>;

			clock-latency = <61036>; /* two CLK32 periods */

			cpu0-supply = <&reg_cpu>;

		};



		cpu@1 {
@@ -447,7 +455,7 @@ 
					anatop-max-voltage = <2750000>;

				};



				regulator-vddcore@140 {

				reg_cpu: regulator-vddcore@140 {

					compatible = "fsl,anatop-regulator";

					regulator-name = "cpu";

					regulator-min-microvolt = <725000>;

arch/arm/mach-imx/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -829,6 +829,8 @@ config SOC_IMX53 


config SOC_IMX6Q

	bool "i.MX6 Quad support"

	select ARCH_HAS_CPUFREQ

	select ARCH_HAS_OPP

	select ARM_CPU_SUSPEND if PM

	select ARM_GIC

	select COMMON_CLK
@@ -841,6 +843,7 @@ config SOC_IMX6Q 
	select MFD_SYSCON

	select PINCTRL

	select PINCTRL_IMX6Q

	select PM_OPP if PM



	help

	  This enables support for Freescale i.MX6 Quad processor.

arch/arm/mach-imx/clk-imx6q.c

+1 −0
Original line number Diff line number Diff line
@@ -406,6 +406,7 @@ int __init mx6q_clocks_init(void) 
	clk_register_clkdev(clk[cko1_sel], "cko1_sel", NULL);

	clk_register_clkdev(clk[ahb], "ahb", NULL);

	clk_register_clkdev(clk[cko1], "cko1", NULL);

	clk_register_clkdev(clk[arm], NULL, "cpu0");



	/*

	 * The gpmi needs 100MHz frequency in the EDO/Sync mode,