Thread (41 messages) 41 messages, 8 authors, 2025-11-06
STALE229d

[PATCH 16/25] dts: unisoc: rda8810pl: Enable modem reset

From: Dang Huynh via B4 Relay <devnull+dang.huynh.mainlining.org@kernel.org>
Date: 2025-09-16 20:25:26
Also in: b4-sent, dmaengine, linux-clk, linux-devicetree, linux-gpio, linux-hardening, linux-mmc, linux-pm, linux-rtc, lkml
Subsystem: arm/rda micro architecture, the rest · Maintainers: Manivannan Sadhasivam, Linus Torvalds

From: Dang Huynh <redacted>

This allows us to reboot the board from the OS.

Signed-off-by: Dang Huynh <redacted>
---
 arch/arm/boot/dts/unisoc/rda8810pl.dtsi | 5 +++++
 1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/unisoc/rda8810pl.dtsi b/arch/arm/boot/dts/unisoc/rda8810pl.dtsi
index 299b29e4df6e0a04c5769a568eba73ed1684a9e5..e90ae7845de7b79e55e9cd339a82313b423e0252 100644
--- a/arch/arm/boot/dts/unisoc/rda8810pl.dtsi
+++ b/arch/arm/boot/dts/unisoc/rda8810pl.dtsi
@@ -98,6 +98,11 @@ modem@10000000 {
 		#size-cells = <1>;
 		ranges = <0x0 0x10000000 0xfffffff>;
 
+		reset-controller@1a00000 {
+			compatible = "rda,md-reset";
+			reg = <0x1a00000 0x4>;
+		};
+
 		rtc@1a06000 {
 			compatible = "rda,8810pl-rtc";
 			reg = <0x1a06000 0x1000>;
-- 
2.51.0


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