[PATCH] arm64: dts: exynos: gs101: disable pinctrl_gsacore node

Peter Griffin posted 1 patch 1 year, 1 month ago
arch/arm64/boot/dts/exynos/google/gs101.dtsi | 1 +
1 file changed, 1 insertion(+)
[PATCH] arm64: dts: exynos: gs101: disable pinctrl_gsacore node
Posted by Peter Griffin 1 year, 1 month ago
gsacore registers are not accessible from normal world.

Disable this node, so that the suspend/resume callbacks
in the pinctrl driver don't cause a Serror attempting to
access the registers.

Fixes: ea89fdf24fd9 ("arm64: dts: exynos: google: Add initial Google gs101 SoC support")
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
To: Rob Herring <robh@kernel.org>
To: Krzysztof Kozlowski <krzk+dt@kernel.org>
To: Conor Dooley <conor+dt@kernel.org>
To: Alim Akhtar <alim.akhtar@samsung.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: tudor.ambarus@linaro.org
Cc: andre.draszik@linaro.org
Cc: kernel-team@android.com
Cc: willmcvicker@google.com
Cc: stable@vger.kernel.org
---
 arch/arm64/boot/dts/exynos/google/gs101.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 302c5beb224a..b8f8255f840b 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -1451,6 +1451,7 @@ pinctrl_gsacore: pinctrl@17a80000 {
 			/* TODO: update once support for this CMU exists */
 			clocks = <0>;
 			clock-names = "pclk";
+			status = "disabled";
 		};
 
 		cmu_top: clock-controller@1e080000 {

---
base-commit: ed9a4ad6e5bd3a443e81446476718abebee47e82
change-id: 20241213-contrib-pg-pinctrl_gsacore_disable-3457c942b0fe

Best regards,
-- 
Peter Griffin <peter.griffin@linaro.org>
Re: [PATCH] arm64: dts: exynos: gs101: disable pinctrl_gsacore node
Posted by Krzysztof Kozlowski 1 year ago
On Mon, 06 Jan 2025 14:57:46 +0000, Peter Griffin wrote:
> gsacore registers are not accessible from normal world.
> 
> Disable this node, so that the suspend/resume callbacks
> in the pinctrl driver don't cause a Serror attempting to
> access the registers.
> 
> 
> [...]

Applied, thanks!

[1/1] arm64: dts: exynos: gs101: disable pinctrl_gsacore node
      https://git.kernel.org/krzk/linux/c/168e24966f10ff635b0ec9728aa71833bf850ee5

Best regards,
-- 
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>