84 lines
1.9 KiB
Diff
84 lines
1.9 KiB
Diff
From fbcbc1fb93e14729bd87ab386b7f62694dcc8b51 Mon Sep 17 00:00:00 2001
|
|
From: Chukun Pan <amadeus@jmu.edu.cn>
|
|
Date: Fri, 7 Mar 2025 18:00:08 +0800
|
|
Subject: [PATCH] arm64: dts: rockchip: enable SCMI clk for RK3528 SoC
|
|
|
|
Same as RK3568, RK3528 uses SCMI clk instead of ARMCLK.
|
|
Add SCMI clk for CPU, GPU and RNG will also use it.
|
|
|
|
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
|
|
Link: https://lore.kernel.org/r/20250307100008.789129-2-amadeus@jmu.edu.cn
|
|
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
|
|
---
|
|
arch/arm64/boot/dts/rockchip/rk3528.dtsi | 31 ++++++++++++++++++++++++
|
|
1 file changed, 31 insertions(+)
|
|
|
|
--- a/arch/arm64/boot/dts/rockchip/rk3528.dtsi
|
|
+++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
|
|
@@ -59,6 +59,7 @@
|
|
reg = <0x0>;
|
|
device_type = "cpu";
|
|
enable-method = "psci";
|
|
+ clocks = <&scmi_clk SCMI_CLK_CPU>;
|
|
};
|
|
|
|
cpu1: cpu@1 {
|
|
@@ -66,6 +67,7 @@
|
|
reg = <0x1>;
|
|
device_type = "cpu";
|
|
enable-method = "psci";
|
|
+ clocks = <&scmi_clk SCMI_CLK_CPU>;
|
|
};
|
|
|
|
cpu2: cpu@2 {
|
|
@@ -73,6 +75,7 @@
|
|
reg = <0x2>;
|
|
device_type = "cpu";
|
|
enable-method = "psci";
|
|
+ clocks = <&scmi_clk SCMI_CLK_CPU>;
|
|
};
|
|
|
|
cpu3: cpu@3 {
|
|
@@ -80,6 +83,22 @@
|
|
reg = <0x3>;
|
|
device_type = "cpu";
|
|
enable-method = "psci";
|
|
+ clocks = <&scmi_clk SCMI_CLK_CPU>;
|
|
+ };
|
|
+ };
|
|
+
|
|
+ firmware {
|
|
+ scmi: scmi {
|
|
+ compatible = "arm,scmi-smc";
|
|
+ arm,smc-id = <0x82000010>;
|
|
+ shmem = <&scmi_shmem>;
|
|
+ #address-cells = <1>;
|
|
+ #size-cells = <0>;
|
|
+
|
|
+ scmi_clk: protocol@14 {
|
|
+ reg = <0x14>;
|
|
+ #clock-cells = <1>;
|
|
+ };
|
|
};
|
|
};
|
|
|
|
@@ -88,6 +107,18 @@
|
|
method = "smc";
|
|
};
|
|
|
|
+ reserved-memory {
|
|
+ #address-cells = <2>;
|
|
+ #size-cells = <2>;
|
|
+ ranges;
|
|
+
|
|
+ scmi_shmem: shmem@10f000 {
|
|
+ compatible = "arm,scmi-shmem";
|
|
+ reg = <0x0 0x0010f000 0x0 0x100>;
|
|
+ no-map;
|
|
+ };
|
|
+ };
|
|
+
|
|
timer {
|
|
compatible = "arm,armv8-timer";
|
|
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
|