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authorMarius Vlad <marius-cristian.vlad@nxp.com>2018-06-18 23:39:12 +0300
committerJason Liu <jason.hui.liu@nxp.com>2019-02-12 10:32:14 +0800
commitb50db0692564add831840fab864c5097333fd4b8 (patch)
tree73cb2bbc9132d8ec4cbb69b7b0b3713d6bea638a /arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
parente57f6b7106206124a94f96220b516832acd966f0 (diff)
dts: i.MX8QM/QXP Bring back operating-points for GPU freq scaling.
Somehow missed when rebaseing to 4.14 Signed-off-by: Marius Vlad <marius-cristian.vlad@nxp.com> Acked-by: Prabhu Sundararaj <prabhu.sundararaj@nxp.com>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi')
-rw-r--r--arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
index 604ad51e6f31..432edbc33d92 100644
--- a/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi
@@ -207,3 +207,14 @@
clock-latency = <61036>;
#cooling-cells = <2>;
};
+
+
+&imx8_gpu_ss {/*<freq-kHz vol-uV>*/
+ operating-points = <
+/*overdrive*/ 800000 0 /*The first tuple is for core clock frequency*/
+ 1000000 0 /*The second tuple is for shader clock frequency*/
+/*nominal*/ 650000 0
+ 700000 0
+/*underdrive*/ 400000 0 /*core/shader clock share the same frequency on underdrive mode*/
+ >;
+};