Aries boards have a Wolfson WM8994 sound card attached over gpio-i2c.
There is currently no ASoC Machine Driver.
Signed-off-by: Jonathan Bakker <xc-rac...@live.ca>
---
arch/arm/boot/dts/s5pv210-aries.dtsi | 65 ++++++++++++++++++++++-
arch/arm/boot/dts/s5pv210-fascinate4g.dts | 6 +++
2 files changed, 69 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi
b/arch/arm/boot/dts/s5pv210-aries.dtsi
index f83df426f2b6..7d001c22c532 100644
--- a/arch/arm/boot/dts/s5pv210-aries.dtsi
+++ b/arch/arm/boot/dts/s5pv210-aries.dtsi
@@ -12,6 +12,7 @@
compatible = "samsung,aries", "samsung,s5pv210";
aliases {
+ i2c4 = &i2c_sound;
i2c6 = &i2c_pmic;
i2c9 = &i2c_fuel;
};
@@ -57,7 +58,55 @@
power-off-delay-us = <500>;
};
- i2c_pmic: i2c-gpio-0 {
+ i2c_sound: i2c-gpio-0 {
+ compatible = "i2c-gpio";
+ sda-gpios = <&mp05 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&mp05 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&sound_i2c_pins>;
+
+ wm8994: wm8994@1a {
+ compatible = "wlf,wm8994";
+ reg = <0x1a>;
+
+ #sound-dai-cells = <0>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ clocks = <&clocks MOUT_CLKOUT>;
+ clock-names = "MCLK1";
+
+ AVDD2-supply = <&buck3_reg>;
+ DBVDD-supply = <&buck3_reg>;
+ CPVDD-supply = <&buck3_reg>;
+ SPKVDD1-supply = <&buck3_reg>;
+ SPKVDD2-supply = <&buck3_reg>;
+
+ wlf,gpio-cfg = <0xa101 0x8100 0x0100 0x0100 0x8100
+ 0xa101 0x0100 0x8100 0x0100 0x0100
+ 0x0100>;
+
+ wlf,ldo1ena = <&gpf3 4 GPIO_ACTIVE_HIGH>;
+ wlf,ldo2ena = <&gpf3 4 GPIO_ACTIVE_HIGH>;
+
+ wlf,lineout1-se;
+ wlf,lineout2-se;
+
+ assigned-clocks = <&clocks MOUT_CLKOUT>;
+ assigned-clock-rates = <0>;
+ assigned-clock-parents = <&xusbxti>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&codec_ldo>;
+ };
+ };
+
+ i2c_pmic: i2c-gpio-2 {
compatible = "i2c-gpio";
sda-gpios = <&gpj4 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpj4 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
@@ -309,7 +358,7 @@
};
};
- i2c_fuel: i2c-gpio-1 {
+ i2c_fuel: i2c-gpio-4 {
compatible = "i2c-gpio";
sda-gpios = <&mp05 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&mp05 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
@@ -405,6 +454,12 @@
samsung,pin-val = <1>;
};
+ codec_ldo: codec-ldo {
+ samsung,pins = "gpf3-4";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ };
+
wlan_gpio_rst: wlan-gpio-rst {
samsung,pins = "gpg1-2";
samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
@@ -456,6 +511,12 @@
samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
+
+ sound_i2c_pins: sound-i2c-pins {
+ samsung,pins = "mp05-2", "mp05-3";
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
};
&pwm {
diff --git a/arch/arm/boot/dts/s5pv210-fascinate4g.dts
b/arch/arm/boot/dts/s5pv210-fascinate4g.dts
index 65f589e2b72a..5e1b81823a8d 100644
--- a/arch/arm/boot/dts/s5pv210-fascinate4g.dts
+++ b/arch/arm/boot/dts/s5pv210-fascinate4g.dts
@@ -279,3 +279,9 @@
PIN_SLP(mp07-7, INPUT, DOWN);
};
};
+
+&wm8994 {
+ /* GPIO3 (BCLK2) and GPIO4 (LRCLK2) as outputs */
+ wlf,gpio-cfg = <0xa101 0x8100 0x8100 0x8100 0x8100 0xa101
+ 0x0100 0x8100 0x0100 0x0100 0x0100>;
+};
--
2.20.1
