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ARM: dts: r8a7790: Add INTC-SYS clock to device tree

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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 <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Geert Uytterhoeven 2017-03-06 17:58:07 +01:00 committed by Simon Horman
parent c11333cc2e
commit 9e58523624
2 changed files with 7 additions and 3 deletions
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9
arch/arm/boot/dts/r8a7790.dtsi
View File

@ -185,6 +185,9 @@ gic: interrupt-controller@f1001000 {
<0 0xf1004000 0 0x2000>,
<0 0xf1006000 0 0x2000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
clocks = <&mstp4_clks R8A7790_CLK_INTC_SYS>;
clock-names = "clk";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
};
gpio0: gpio@e6050000 {
@ -1364,10 +1367,10 @@ R8A7790_CLK_USBDMAC0 R8A7790_CLK_USBDMAC1
mstp4_clks: mstp4_clks@e6150140 {
compatible = "renesas,r8a7790-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 = <R8A7790_CLK_IRQC>;
clock-output-names = "irqc";
clock-indices = <R8A7790_CLK_IRQC R8A7790_CLK_INTC_SYS>;
clock-output-names = "irqc", "intc-sys";
};
mstp5_clks: mstp5_clks@e6150144 {
compatible = "renesas,r8a7790-mstp-clocks", "renesas,cpg-mstp-clocks";

1
include/dt-bindings/clock/r8a7790-clock.h
View File

@ -82,6 +82,7 @@
/* MSTP4 */
#define R8A7790_CLK_IRQC 7
#define R8A7790_CLK_INTC_SYS 8
/* MSTP5 */
#define R8A7790_CLK_AUDIO_DMAC1 1