linux-kernel - [PATCH 2/3] reset: simple: Support Loongson 2K0300 SoC

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Message-ID: <20250816033327.11359-4-ziyao@disroot.org>
Date: Sat, 16 Aug 2025 03:33:27 +0000
From: Yao Zi <ziyao@...root.org>
To: Philipp Zabel <p.zabel@...gutronix.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>
Cc: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	loongarch@...ts.linux.dev,
	Mingcong Bai <jeffbai@...c.io>,
	Kexy Biscuit <kexybiscuit@...c.io>,
	Yao Zi <ziyao@...root.org>
Subject: [PATCH 2/3] reset: simple: Support Loongson 2K0300 SoC

The controller has contiguous distinct control bits for each reset
signal, where setting to low represents reset assertion. Add support for
it through the reset-simple driver.

Signed-off-by: Yao Zi <ziyao@...root.org>
---
 drivers/reset/reset-simple.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/reset/reset-simple.c b/drivers/reset/reset-simple.c
index 79e94ecfe4f5..03a19d4505e6 100644
--- a/drivers/reset/reset-simple.c
+++ b/drivers/reset/reset-simple.c
@@ -155,6 +155,8 @@ static const struct of_device_id reset_simple_dt_ids[] = {
 		.data = &reset_simple_active_low },
 	{ .compatible = "sophgo,sg2042-reset",
 		.data = &reset_simple_active_low },
+	{ .compatible = "loongson,ls2k0300-reset",
+		.data = &reset_simple_active_low },
 	{ /* sentinel */ },
 };
 
-- 
2.50.1