ASoC: samsung: neo1973: turn into platform driver

Avoid machine specific headers by using a gpio lookup table
combined with a platform_driver for this board.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200806182059.2431-25-krzk@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 17 insertions, 0 deletions

diff --git a/arch/arm/mach-s3c24xx/mach-gta02.c b/arch/arm/mach-s3c24xx/mach-gta02.c
index 594901f3b8e5..526fd0933289 100644
--- a/arch/arm/mach-s3c24xx/mach-gta02.c
+++ b/arch/arm/mach-s3c24xx/mach-gta02.c
@@ -15,6 +15,7 @@
 #include <linux/delay.h>
 #include <linux/timer.h>
 #include <linux/init.h>
+#include <linux/gpio/machine.h>
 #include <linux/gpio.h>
 #include <linux/gpio_keys.h>
 #include <linux/workqueue.h>
@@ -474,6 +475,20 @@ static struct platform_device gta02_buttons_device = {
 	},
 };
 
+static struct gpiod_lookup_table gta02_audio_gpio_table = {
+	.dev_id = "neo1973-audio",
+	.table = {
+		GPIO_LOOKUP("GPIOJ", 2, "amp-shut", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("GPIOJ", 1, "hp", GPIO_ACTIVE_HIGH),
+		{ },
+	},
+};
+
+static struct platform_device gta02_audio = {
+	.name = "neo1973-audio",
+	.id = -1,
+};
+
 static void __init gta02_map_io(void)
 {
 	s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc));
@@ -498,6 +513,7 @@ static struct platform_device *gta02_devices[] __initdata = {
 	&gta02_buttons_device,
 	&s3c_device_adc,
 	&s3c_device_ts,
+	&gta02_audio,
 };
 
 static void gta02_poweroff(void)
@@ -524,6 +540,7 @@ static void __init gta02_machine_init(void)
 
 	i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs));
 
+	gpiod_add_lookup_table(&gta02_audio_gpio_table);
 	platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices));
 	pm_power_off = gta02_poweroff;