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authorAnson Huang <anson.huang@nxp.com>2018-12-07 10:03:39 +0000
committerShawn Guo <shawnguo@kernel.org>2019-01-10 14:55:57 +0800
commit13c033bc630a2df51931d16ea5fb81710ad2e0b2 (patch)
treefee4e2bc4e437a9925cd8fe4f3162a621b5f123f /arch/arm/boot/dts/imx7ulp.dtsi
parentbfeffd155283772bbe78c6a05dec7c0128ee500c (diff)
ARM: dts: imx7ulp: add HSRUN mode clocks
i.MX7ULP can switch CPU between RUN mode and HSRUN mode by programming SMC1 register, different clock sources will be used for CPU in different modes, so SMC1 can be abstracted as a clock controller for CPU clock switch, this patch adds support for it. Signed-off-by: Anson Huang <Anson.Huang@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx7ulp.dtsi')
-rw-r--r--arch/arm/boot/dts/imx7ulp.dtsi6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi
index 931b2754b099..b86daf73bb89 100644
--- a/arch/arm/boot/dts/imx7ulp.dtsi
+++ b/arch/arm/boot/dts/imx7ulp.dtsi
@@ -199,9 +199,13 @@
assigned-clock-parents = <&scg1 IMX7ULP_CLK_SOSC_BUS_CLK>;
};
- smc1: smc1@40410000 {
+ smc1: clock-controller@40410000 {
compatible = "fsl,imx7ulp-smc1";
reg = <0x40410000 0x1000>;
+ #clock-cells = <1>;
+ clocks = <&scg1 IMX7ULP_CLK_CORE_DIV>,
+ <&scg1 IMX7ULP_CLK_HSRUN_CORE_DIV>;
+ clock-names = "divcore", "hsrun_divcore";
};
pcc3: clock-controller@40b30000 {