linux-kernel - [PATCH 2/4] arm64: dts: rockchip: px30: max drive-strength for cif_clkout

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Message-Id: <20220519075117.1003520-3-tommaso.merciai@amarulasolutions.com>
Date:   Thu, 19 May 2022 09:51:15 +0200
From:   Tommaso Merciai <tommaso.merciai@...rulasolutions.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     tommaso.merciai@...rulasolutions.com, linuxfancy@...glegroups.com,
        linux-amarula@...rulasolutions.com, michael@...rulasolutions.com,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Shunqian Zheng <zhengsq@...k-chips.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org
Subject: [PATCH 2/4] arm64: dts: rockchip: px30: max drive-strength for cif_clkout_m0

Add max drive-strength for cif_clkout_m0. This fix the issue that
sometimes camera ov5695 is not probed correctly.
Tested on PX30_Mini_EVB_V11_20190507

Signed-off-by: Tommaso Merciai <tommaso.merciai@...rulasolutions.com>
Tested-by: Tommaso Merciai <tommaso.merciai@...rulasolutions.com>
---
 arch/arm64/boot/dts/rockchip/px30-evb.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/px30-evb.dts b/arch/arm64/boot/dts/rockchip/px30-evb.dts
index 848bc39cf86a..53930e28eadf 100644
--- a/arch/arm64/boot/dts/rockchip/px30-evb.dts
+++ b/arch/arm64/boot/dts/rockchip/px30-evb.dts
@@ -537,6 +537,13 @@ wifi_enable_h: wifi-enable-h {
 				<0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
+
+	cif-m0 {
+		cif_clkout_m0: cif-clkout-m0 {
+			rockchip,pins =
+				<2 RK_PB3 1 &pcfg_pull_none_12ma>;
+		};
+	};
 };
 
 &pmu_io_domains {
-- 
2.25.1