From: Mikhail Kalashnikov <iuncuim@gmail.com>
To: Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
Andre Przywara <andre.przywara@arm.com>
Subject: [PATCH 3/4] arm64: dts: allwinner: sun55i-a523: add I2C0 and I2C1 pin groups
Date: Sat, 19 Sep 2026 00:54:13 +0800 [thread overview]
Message-ID: <20260918165414.1129076-4-iuncuim@gmail.com> (raw)
In-Reply-To: <20260918165414.1129076-1-iuncuim@gmail.com>
Add the pin groups for the I2C0 (PH0/PH1) and I2C1 (PH2/PH3) controllers
that used on some A523 boards.
Assisted-by: OpenCode:DeepSeek-V4.1-Flash
Signed-off-by: Mikhail Kalashnikov <iuncuim@gmail.com>
---
arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
index 85ef492ff..0ec5d19f7 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
@@ -147,6 +147,24 @@ pio: pinctrl@2000000 {
interrupt-controller;
#interrupt-cells = <3>;
+ /omit-if-no-ref/
+ i2c0_pins: i2c0-pins {
+ pins = "PH0", "PH1";
+ function = "i2c0";
+ allwinner,pinmux = <2>;
+ drive-strength = <10>;
+ bias-pull-up;
+ };
+
+ /omit-if-no-ref/
+ i2c1_pins: i2c1-pins {
+ pins = "PH2", "PH3";
+ function = "i2c1";
+ allwinner,pinmux = <2>;
+ drive-strength = <10>;
+ bias-pull-up;
+ };
+
/omit-if-no-ref/
i2s2_pi_pins: i2s2-pi-pins {
pins = "PI2", "PI3", "PI4", "PI5";
--
2.55.0
next prev parent reply other threads:[~2026-09-18 16:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-18 16:54 [PATCH 0/4] arm64: dts: allwinner: add Teclast P85T (A523) support Mikhail Kalashnikov
2026-09-18 16:54 ` [PATCH 1/4] dt-bindings: vendor-prefixes: Add vendor prefix for Teclast Mikhail Kalashnikov
2026-09-18 16:54 ` [PATCH 2/4] dt-bindings: arm: sunxi: Add Teclast P85T tablet Mikhail Kalashnikov
2026-09-18 16:54 ` Mikhail Kalashnikov [this message]
2026-09-18 17:36 ` [PATCH 3/4] arm64: dts: allwinner: sun55i-a523: add I2C0 and I2C1 pin groups Andre Przywara
2026-09-18 16:54 ` [PATCH 4/4] arm64: dts: allwinner: add Teclast P85T tablet Mikhail Kalashnikov
2026-09-18 20:08 ` Andre Przywara
2026-09-19 7:14 ` Mikhail Kalashnikov
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