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Subject[PATCH v1 6/6] arm64: dts: librem5-devkit: Move headphone detection to sound card
Date
This allows for automatic output source switching in userspace. Enable
the pullup on the GPIO to actually make it trigger and mark it as
active-high since detection is reversed otherwise.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
---
.../dts/freescale/imx8mq-librem5-devkit.dts | 21 ++++++++++---------
1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
index f818af592046..e3bfef98090a 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
@@ -50,13 +50,6 @@ btn2 {
linux,code = <KEY_VOLUMEDOWN>;
};

- hp-det {
- label = "HP_DET";
- gpios = <&gpio3 20 GPIO_ACTIVE_LOW>;
- wakeup-source;
- linux,code = <KEY_HP>;
- };
-
wwan-wake {
label = "WWAN_WAKE";
gpios = <&gpio3 8 GPIO_ACTIVE_LOW>;
@@ -173,22 +166,25 @@ mic_mux: mic-mux {

sound {
compatible = "simple-audio-card";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hpdet>;
simple-audio-card,aux-devs = <&speaker_amp>, <&mic_mux>;
simple-audio-card,name = "Librem 5 Devkit";
simple-audio-card,format = "i2s";
simple-audio-card,widgets =
"Microphone", "Builtin Microphone",
"Microphone", "Headset Microphone",
- "Headphone", "Headphone Jack",
+ "Headphone", "Headphones",
"Speaker", "Builtin Speaker";
simple-audio-card,routing =
"MIC_IN", "Mic Mux OUT",
"Mic Mux IN1", "Headset Microphone",
"Mic Mux IN2", "Builtin Microphone",
"Mic Mux OUT", "Mic Bias",
- "Headphone Jack", "HP_OUT",
+ "Headphones", "HP_OUT",
"Builtin Speaker", "Speaker Amp OUTR",
"Speaker Amp INR", "LINE_OUT";
+ simple-audio-card,hp-det-gpio = <&gpio3 20 GPIO_ACTIVE_HIGH>;

simple-audio-card,cpu {
sound-dai = <&sai2>;
@@ -630,7 +626,6 @@ pinctrl_gpio_keys: gpiokeygrp {
fsl,pins = <
MX8MQ_IOMUXC_SAI2_RXFS_GPIO4_IO21 0x16
MX8MQ_IOMUXC_SAI2_RXC_GPIO4_IO22 0x16
- MX8MQ_IOMUXC_SAI5_RXC_GPIO3_IO20 0x180 /* HP_DET */
MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8 0x80 /* nWoWWAN */
>;
};
@@ -641,6 +636,12 @@ MX8MQ_IOMUXC_SPDIF_RX_GPIO5_IO4 0xc6 /* nHAPTIC */
>;
};

+ pinctrl_hpdet: hpdetgrp {
+ fsl,pins = <
+ MX8MQ_IOMUXC_SAI5_RXC_GPIO3_IO20 0xC0 /* HP_DET */
+ >;
+ };
+
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL 0x4000001f
--
2.30.0
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