blob: 44dc994cb90d919fff69fec4ea046fa7e5ee3a73 [file] [log] [blame]
From 7087c01544a08af46135c92268b946c393fbf277 Mon Sep 17 00:00:00 2001
From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Mon, 6 Mar 2017 17:58:08 +0100
Subject: [PATCH 067/286] ARM: dts: r8a7791: 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 <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit c2f2e266acb39f86bda1461874568ced7eaa6752)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
arch/arm/boot/dts/r8a7791.dtsi | 9 ++++++---
include/dt-bindings/clock/r8a7791-clock.h | 1 +
2 files changed, 7 insertions(+), 3 deletions(-)
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -117,6 +117,9 @@
<0 0xf1004000 0 0x2000>,
<0 0xf1006000 0 0x2000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>;
+ clocks = <&mstp4_clks R8A7791_CLK_INTC_SYS>;
+ clock-names = "clk";
+ power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
};
gpio0: gpio@e6050000 {
@@ -1365,10 +1368,10 @@
mstp4_clks: mstp4_clks@e6150140 {
compatible = "renesas,r8a7791-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 = <R8A7791_CLK_IRQC>;
- clock-output-names = "irqc";
+ clock-indices = <R8A7791_CLK_IRQC R8A7791_CLK_INTC_SYS>;
+ clock-output-names = "irqc", "intc-sys";
};
mstp5_clks: mstp5_clks@e6150144 {
compatible = "renesas,r8a7791-mstp-clocks", "renesas,cpg-mstp-clocks";
--- a/include/dt-bindings/clock/r8a7791-clock.h
+++ b/include/dt-bindings/clock/r8a7791-clock.h
@@ -72,6 +72,7 @@
/* MSTP4 */
#define R8A7791_CLK_IRQC 7
+#define R8A7791_CLK_INTC_SYS 8
/* MSTP5 */
#define R8A7791_CLK_AUDIO_DMAC1 1