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Message-ID: <20230829214004.314932-6-knaerzche@gmail.com>
Date: Tue, 29 Aug 2023 23:40:05 +0200
From: Alex Bee <knaerzche@...il.com>
To: Heiko Stuebner <heiko@...ech.de>, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
Alex Bee <knaerzche@...il.com>
Subject: [PATCH v2 2/4] ARM: dts: rockchip: Add CPU resets for RK3128
In order to support bring-up of the non-boot cores, this patch adds the
reset controls for the cpu cores.
They are required/will be used by the Rockchip platsmp driver.
Signed-off-by: Alex Bee <knaerzche@...il.com>
---
arch/arm/boot/dts/rockchip/rk3128.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index 3a0856973795..2778049003a1 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -34,6 +34,7 @@ cpu0: cpu@f00 {
reg = <0xf00>;
clock-latency = <40000>;
clocks = <&cru ARMCLK>;
+ resets = <&cru SRST_CORE0>;
operating-points = <
/* KHz uV */
816000 1000000
@@ -45,18 +46,21 @@ cpu1: cpu@f01 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf01>;
+ resets = <&cru SRST_CORE1>;
};
cpu2: cpu@f02 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf02>;
+ resets = <&cru SRST_CORE2>;
};
cpu3: cpu@f03 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf03>;
+ resets = <&cru SRST_CORE3>;
};
};
--
2.42.0
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