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From:   Michael Riesch <michael.riesch@wolfvision.net>
To:     devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Heiko Stuebner <heiko@sntech.de>,
        Michael Riesch <michael.riesch@wolfvision.net>
Subject: [PATCH 3/3] arm64: dts: rockchip: specify pinctrl for i2c adapters on rock-3a
Date:   Tue, 12 Jul 2022 15:32:04 +0200
Message-Id: <20220712133204.2524942-3-michael.riesch@wolfvision.net>
In-Reply-To: <20220712133204.2524942-1-michael.riesch@wolfvision.net>
References: <20220712133204.2524942-1-michael.riesch@wolfvision.net>
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On the Radxa ROCK3 Model A the I2C adapters related to the MIPI DSI
connector and the M.2/NGFF connector use the non-default pins.
Specify the correct pinctrl but leave the adapters disabled (as
they are supposed to be activated by overlays that describe the
external hardware).

Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
---
 arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
index 33581a36c9c3..8c533ee0c5c4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
@@ -468,6 +468,18 @@ codec {
 	};
 };
 
+&i2c3 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c3m1_xfer>;
+	status = "disabled";
+};
+
+&i2c4 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c4m1_xfer>;
+	status = "disabled";
+};
+
 &i2s1_8ch {
 	rockchip,trcm-sync-tx-only;
 	status = "okay";
-- 
2.30.2