[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20220509121055.31103-1-lukma@denx.de>
Date: Mon, 9 May 2022 14:10:55 +0200
From: Lukasz Majewski <lukma@...x.de>
To: Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>
Cc: Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
patches@...nsource.cirrus.com, Lukasz Majewski <lukma@...x.de>
Subject: [PATCH 1/2] ASoC: wm8940: add devicetree support
This adds devicetree support to the wm8940 codec driver.
With a DT-based kernel, there is no board-specific setting
to select the driver so allow it to be manually chosen.
Signed-off-by: Lukasz Majewski <lukma@...x.de>
---
sound/soc/codecs/Kconfig | 2 +-
sound/soc/codecs/wm8940.c | 7 +++++++
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index f46a22660103..5120b15139bc 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -1811,7 +1811,7 @@ config SND_SOC_WM8904
depends on I2C
config SND_SOC_WM8940
- tristate
+ tristate "Wolfson Microelectronics WM8940 codec"
depends on I2C
config SND_SOC_WM8955
diff --git a/sound/soc/codecs/wm8940.c b/sound/soc/codecs/wm8940.c
index 440d048ef0c0..8615a55f84dd 100644
--- a/sound/soc/codecs/wm8940.c
+++ b/sound/soc/codecs/wm8940.c
@@ -779,9 +779,16 @@ static const struct i2c_device_id wm8940_i2c_id[] = {
};
MODULE_DEVICE_TABLE(i2c, wm8940_i2c_id);
+static const struct of_device_id wm8940_of_match[] = {
+ { .compatible = "wlf,wm8940", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, wm8940_of_match);
+
static struct i2c_driver wm8940_i2c_driver = {
.driver = {
.name = "wm8940",
+ .of_match_table = wm8940_of_match,
},
.probe = wm8940_i2c_probe,
.id_table = wm8940_i2c_id,
--
2.35.1
Powered by blists - more mailing lists