[PATCH v4 7/7] arm64: dts: mt8173: Add subsystem clock controller device nodes
From: Daniel Kurtz <hidden>
Date: 2015-07-24 11:32:55
Also in:
linux-devicetree, linux-mediatek, lkml
On Fri, Jul 24, 2015 at 11:02 AM, James Liao [off-list ref] wrote:
quoted hunk ↗ jump to hunk
This patch adds device nodes providing subsystem clocks on MT8173, includes mmsys, imgsys, vdecsys, vencsys and vencltsys. Signed-off-by: James Liao <redacted> --- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 37 ++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+)diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index a2f63e4..8731d24 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi@@ -88,6 +88,13 @@ #clock-cells = <0>; }; + cpum_ck: dummy_clk {
I'm not a big fan of this "dummy_clk". The 'name' part of the devicetree node is supposed to be generic. So, perhaps just oscillator at 2, and move it down below clk32k: oscillator at 1. Otherwise: Reviewed-by: Daniel Kurtz <redacted> -Dan
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+ compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + clock-output-names = "cpum_ck"; + }; + clk26m: oscillator at 0 { compatible = "fixed-clock"; #clock-cells = <0>;@@ -227,6 +234,36 @@ clocks = <&uart_clk>; status = "disabled"; }; + + mmsys: clock-controller at 14000000 { + compatible = "mediatek,mt8173-mmsys", "syscon"; + reg = <0 0x14000000 0 0x1000>; + #clock-cells = <1>; + }; + + imgsys: clock-controller at 15000000 { + compatible = "mediatek,mt8173-imgsys", "syscon"; + reg = <0 0x15000000 0 0x1000>; + #clock-cells = <1>; + }; + + vdecsys: clock-controller at 16000000 { + compatible = "mediatek,mt8173-vdecsys", "syscon"; + reg = <0 0x16000000 0 0x1000>; + #clock-cells = <1>; + }; + + vencsys: clock-controller at 18000000 { + compatible = "mediatek,mt8173-vencsys", "syscon"; + reg = <0 0x18000000 0 0x1000>; + #clock-cells = <1>; + }; + + vencltsys: clock-controller at 19000000 { + compatible = "mediatek,mt8173-vencltsys", "syscon"; + reg = <0 0x19000000 0 0x1000>; + #clock-cells = <1>; + }; }; }; --1.8.1.1.dirty