linux-kernel - [PATCH v6 5/6] mips: dts: realtek: Add I2C controllers

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Message-ID: <20241015225948.3971924-6-chris.packham@alliedtelesis.co.nz>
Date: Wed, 16 Oct 2024 11:59:47 +1300
From: Chris Packham <chris.packham@...iedtelesis.co.nz>
To: andi.shyti@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	lee@...nel.org,
	sre@...nel.org,
	tsbogend@...ha.franken.de,
	markus.stockhausen@....de
Cc: linux-i2c@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-pm@...r.kernel.org,
	linux-mips@...r.kernel.org,
	Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH v6 5/6] mips: dts: realtek: Add I2C controllers

Add the I2C controllers that are part of the RTL9300 SoC.

Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---

Notes:
    Changes in v6:
    - Drop wildcard compatible
    - Put status = "disabled" at the end
    Changes in v5:
    - Update compatibles
    Changes in v4:
    - Skipped due to combining patch series
    Changes in v3:
    - None
    Changes in v2:
    - Use reg property

 arch/mips/boot/dts/realtek/rtl9302c.dtsi |  8 ++++++++
 arch/mips/boot/dts/realtek/rtl930x.dtsi  | 16 ++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/arch/mips/boot/dts/realtek/rtl9302c.dtsi b/arch/mips/boot/dts/realtek/rtl9302c.dtsi
index ca4d347af8d3..8690433af498 100644
--- a/arch/mips/boot/dts/realtek/rtl9302c.dtsi
+++ b/arch/mips/boot/dts/realtek/rtl9302c.dtsi
@@ -5,3 +5,11 @@
 &switch0 {
 	compatible = "realtek,rtl9302c-switch", "syscon", "simple-mfd";
 };
+
+&i2c0 {
+	compatible = "realtek,rtl9302c-i2c", "realtek,rtl9301-i2c";
+};
+
+&i2c1 {
+	compatible = "realtek,rtl9302c-i2c", "realtek,rtl9301-i2c";
+};
diff --git a/arch/mips/boot/dts/realtek/rtl930x.dtsi b/arch/mips/boot/dts/realtek/rtl930x.dtsi
index 7477fae34987..6a6f3f3fe389 100644
--- a/arch/mips/boot/dts/realtek/rtl930x.dtsi
+++ b/arch/mips/boot/dts/realtek/rtl930x.dtsi
@@ -41,6 +41,22 @@ reboot@c {
 			reg = <0x0c 0x4>;
 			value = <0x01>;
 		};
+
+		i2c0: i2c@36c {
+			compatible = "realtek,rtl9301-i2c";
+			reg = <0x36c 0x14>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@388 {
+			compatible = "realtek,rtl9301-i2c";
+			reg = <0x388 0x14>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.47.0