From 133a3f1a19c99218a39e9d3e91e9e5442fa0f191 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Mon, 6 Mar 2017 17:58:11 +0100 Subject: [PATCH] ARM: dts: r8a7794: Add INTC-SYS clock to device tree Link the ARM GIC to the INTC-SYS module clock, and add it to the "always on" PM Domain, so it can be power managed using that clock. Note that currently the GIC-400 driver doesn't support module clocks nor Runtime PM, so this must be handled as a critical clock. Signed-off-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- arch/arm/boot/dts/r8a7794.dtsi | 9 ++++++--- include/dt-bindings/clock/r8a7794-clock.h | 1 + 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/r8a7794.dtsi b/arch/arm/boot/dts/r8a7794.dtsi index cb31cd2232f9..38bf9ed8e739 100644 --- a/arch/arm/boot/dts/r8a7794.dtsi +++ b/arch/arm/boot/dts/r8a7794.dtsi @@ -74,6 +74,9 @@ gic: interrupt-controller@f1001000 { <0 0xf1004000 0 0x2000>, <0 0xf1006000 0 0x2000>; interrupts = ; + clocks = <&mstp4_clks R8A7794_CLK_INTC_SYS>; + clock-names = "clk"; + power-domains = <&sysc R8A7794_PD_ALWAYS_ON>; }; gpio0: gpio@e6050000 { @@ -1247,10 +1250,10 @@ R8A7794_CLK_USBDMAC0 R8A7794_CLK_USBDMAC1 mstp4_clks: mstp4_clks@e6150140 { compatible = "renesas,r8a7794-mstp-clocks", "renesas,cpg-mstp-clocks"; reg = <0 0xe6150140 0 4>, <0 0xe615004c 0 4>; - clocks = <&cp_clk>; + clocks = <&cp_clk>, <&zs_clk>; #clock-cells = <1>; - clock-indices = ; - clock-output-names = "irqc"; + clock-indices = ; + clock-output-names = "irqc", "intc-sys"; }; mstp5_clks: mstp5_clks@e6150144 { compatible = "renesas,r8a7794-mstp-clocks", "renesas,cpg-mstp-clocks"; diff --git a/include/dt-bindings/clock/r8a7794-clock.h b/include/dt-bindings/clock/r8a7794-clock.h index 88e64846cf37..a26776f7dedd 100644 --- a/include/dt-bindings/clock/r8a7794-clock.h +++ b/include/dt-bindings/clock/r8a7794-clock.h @@ -64,6 +64,7 @@ /* MSTP4 */ #define R8A7794_CLK_IRQC 7 +#define R8A7794_CLK_INTC_SYS 8 /* MSTP5 */ #define R8A7794_CLK_AUDIO_DMAC0 2 -- 2.45.2