Enable frequency scaling on MSHC to reduce energy consumption. In idle
this reduced energy consumption by 1.0% (from 27.16 mA to 26.89 mA).
Signed-off-by: Krzysztof Kozlowski <k.kozlow...@samsung.com>
---
arch/arm/boot/dts/exynos3250-rinato.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts
b/arch/arm/boot/dts/exynos3250-rinato.dts
index e53f62f216ba..aad09109fdbc 100644
--- a/arch/arm/boot/dts/exynos3250-rinato.dts
+++ b/arch/arm/boot/dts/exynos3250-rinato.dts
@@ -493,6 +493,7 @@
vmmc-supply = <&ldo12_reg>;
clock-frequency = <100000000>;
clock-freq-min-max = <400000 100000000>;
+ frequency-scaling;
samsung,dw-mshc-ciu-div = <1>;
samsung,dw-mshc-sdr-timing = <0 1>;
samsung,dw-mshc-ddr-timing = <1 2>;
--
1.9.1
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