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Message-ID: <20231006003321.2100016-3-chris.packham@alliedtelesis.co.nz>
Date: Fri, 6 Oct 2023 13:33:20 +1300
From: Chris Packham <chris.packham@...iedtelesis.co.nz>
To: gregory.clement@...tlin.com, andi.shyti@...nel.org,
robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org, pierre.gondois@....com
Cc: linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH v2 2/3] arm64: dts: marvell: AC5: use I2C unstuck function
The AC5 SoC supports using a controller based I2C unstuck function for
recovery. Use this instead of the generic GPIO recovery.
Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---
arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi b/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi
index c9ce1010c415..e52d3c3496d5 100644
--- a/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi
+++ b/arch/arm64/boot/dts/marvell/ac5-98dx25xx.dtsi
@@ -137,7 +137,7 @@ mdio: mdio@...04 {
i2c0: i2c@...00{
compatible = "marvell,mv78230-i2c";
- reg = <0x11000 0x20>;
+ reg = <0x11000 0x20>, <0x110a0 0x4>;
#address-cells = <1>;
#size-cells = <0>;
@@ -146,17 +146,14 @@ i2c0: i2c@...00{
interrupts = <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency=<100000>;
- pinctrl-names = "default", "gpio";
+ pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
- pinctrl-1 = <&i2c0_gpio>;
- scl-gpios = <&gpio0 26 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
- sda-gpios = <&gpio0 27 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "disabled";
};
i2c1: i2c@...00{
compatible = "marvell,mv78230-i2c";
- reg = <0x11100 0x20>;
+ reg = <0x11100 0x20>, <0x110a4 0x4>;
#address-cells = <1>;
#size-cells = <0>;
@@ -165,11 +162,8 @@ i2c1: i2c@...00{
interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency=<100000>;
- pinctrl-names = "default", "gpio";
+ pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
- pinctrl-1 = <&i2c1_gpio>;
- scl-gpios = <&gpio0 20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
- sda-gpios = <&gpio0 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "disabled";
};
--
2.42.0
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