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authorLukasz Luba <l.luba@partner.samsung.com>2019-10-02 09:04:53 +0300
committerKrzysztof Kozlowski <krzk@kernel.org>2019-10-02 20:32:26 +0300
commit8611ed7ad5866dea0c75e08e7a2b34722db35426 (patch)
treecbc30c943ca81cbc01e0fb4e1de3d6e6eb3b126c /arch/arm/boot/dts/exynos5420.dtsi
parent63cf62ddb983c97d19815bb3a480e05ccd9c52b6 (diff)
downloadlinux-8611ed7ad5866dea0c75e08e7a2b34722db35426.tar.xz
ARM: dts: exynos: Add interrupts to DMC controller in Exynos5422
Add interrupts to Dynamic Memory Controller in Exynos5422 and Odroid XU3-family boards. It will be used instead of devfreq polling mode governor. The interrupt is connected to performance counters private for DMC, which might track utilisation of the memory channels. Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/exynos5420.dtsi')
-rw-r--r--arch/arm/boot/dts/exynos5420.dtsi3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index 3293807b99ad..c829bbdc5711 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -240,6 +240,9 @@
dmc: memory-controller@10c20000 {
compatible = "samsung,exynos5422-dmc";
reg = <0x10c20000 0x10000>, <0x10c30000 0x10000>;
+ interrupt-parent = <&combiner>;
+ interrupts = <16 0>, <16 1>;
+ interrupt-names = "drex_0", "drex_1";
clocks = <&clock CLK_FOUT_SPLL>,
<&clock CLK_MOUT_SCLK_SPLL>,
<&clock CLK_FF_DOUT_SPLL2>,