PKGBUILDs/core/linux-armv5/0003-imx23-I2C-fixes.patch
2015-06-24 04:43:19 +00:00

127 lines
3.1 KiB
Diff

From 211315da444680859fca69b2377d1c3a30d7c2b0 Mon Sep 17 00:00:00 2001
From: Kevin Mihelich <kevin@archlinuxarm.org>
Date: Wed, 18 Jun 2014 21:55:51 -0600
Subject: [PATCH 3/6] imx23 I2C fixes
---
arch/arm/boot/dts/imx23-olinuxino.dts | 35 ++++++++++++++++++++++++++++++
arch/arm/boot/dts/imx23.dtsi | 41 ++++++++++++++++++++++++++++++++++-
2 files changed, 75 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
index db0fd3f..aca7625 100644
--- a/arch/arm/boot/dts/imx23-olinuxino.dts
+++ b/arch/arm/boot/dts/imx23-olinuxino.dts
@@ -74,6 +74,25 @@
status = "okay";
};
+ i2c0: i2c@80058000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins_a>;
+ status = "okay";
+
+ sgtl5000: codec@0a {
+ compatible = "fsl,sgtl5000";
+ reg = <0x0a>;
+ VDDA-supply = <&reg_3p3v>;
+ VDDIO-supply = <&reg_3p3v>;
+ };
+
+ at24@51 {
+ compatible = "at24,24c32";
+ pagesize = <32>;
+ reg = <0x51>;
+ };
+ };
+
duart: serial@80070000 {
pinctrl-names = "default";
pinctrl-0 = <&duart_pins_a>;
@@ -134,6 +153,22 @@
startup-delay-us = <300>; /* LAN9215 requires a POR of 200us minimum */
gpio = <&gpio0 17 0>;
};
+
+ reg_3p3v: 3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "3P3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+ };
+
+ sound {
+ compatible = "fsl,imx28-evk-sgtl5000",
+ "fsl,mxs-audio-sgtl5000";
+ model = "imx28-evk-sgtl5000";
+ saif-controllers = <&saif0 &saif1>;
+ audio-codec = <&sgtl5000>;
};
leds {
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index bbcfb5a..54b6a83 100644
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -308,6 +308,39 @@
fsl,voltage = <MXS_VOLTAGE_HIGH>;
fsl,pull-up = <MXS_PULL_ENABLE>;
};
+
+ i2c0_pins_a: i2c0@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x01e0 /* MX23_PAD_I2C_SCL__I2C_SCL */
+ 0x01f0 /* MX23_PAD_I2C_SDA__I2C_SDA */
+ >;
+ fsl,drive-strength = <1>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <1>;
+ };
+
+ i2c1_pins_a: i2c1@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x1171 /* MX23_PAD_LCD_ENABLE__I2C_SCL */
+ 0x1181 /* MX23_PAD_LCD_HSYNC__I2C_SDA */
+ >;
+ fsl,drive-strength = <1>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <1>;
+ };
+
+ i2c2_pins_a: i2c2@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x2031 /* MX23_PAD_SSP1_DATA1__I2C_SCL */
+ 0x2041 /* MX23_PAD_SSP1_DATA2__I2C_SDA */
+ >;
+ fsl,drive-strength = <1>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <1>;
+ };
};
digctl@8001c000 {
@@ -444,8 +477,14 @@
status = "disabled";
};
- i2c@80058000 {
+ i2c0: i2c@80058000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,imx23-i2c";
reg = <0x80058000 0x2000>;
+ interrupts = <27 26>;
+ clock-frequency = <100000>;
+ fsl,i2c-dma-channel = <3>;
dmas = <&dma_apbx 3>;
dma-names = "rx-tx";
status = "disabled";
--
2.4.3