From fd2de272b23bbb866294ff72f55d3731fe6a4c92 Mon Sep 17 00:00:00 2001
From: Ben Dooks <ben-linux@fluff.org>
Date: Thu, 3 Jul 2008 11:24:34 +0100
Subject: [PATCH] [ARM] JIVE: Add board definitions for audio
Add board definitions for the audio device connected
on the Logitech Jive.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
---
arch/arm/mach-s3c2412/mach-jive.c | 35 +++++++++++++++++++++++++++++--
1 file changed, 33 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-s3c2412/mach-jive.c b/arch/arm/mach-s3c2412/mach-jive.c
index 71bf9000e253..2e6350d68779 100644
--- a/arch/arm/mach-s3c2412/mach-jive.c
+++ b/arch/arm/mach-s3c2412/mach-jive.c
@@ -409,8 +409,28 @@ static struct platform_device jive_device_lcdspi = {
.dev.platform_data = &jive_lcd_spi,
};
-/* JIVE SPI devices. */
+/* WM8750 audio code SPI definition */
+static void jive_wm8750_chipselect(struct s3c2410_spigpio_info *spi, int cs)
+{
+ s3c2410_gpio_setpin(S3C2410_GPH10, cs ? 0 : 1);
+}
+
+static struct s3c2410_spigpio_info jive_wm8750_spi = {
+ .bus_num = 2,
+ .pin_clk = S3C2410_GPB4,
+ .pin_mosi = S3C2410_GPB9,
+ .chip_select = jive_wm8750_chipselect,
+};
+
+static struct platform_device jive_device_wm8750 = {
+ .name = "s3c24xx-spi-gpio",
+ .id = 2,
+ .num_resources = 0,
+ .dev.platform_data = &jive_wm8750_spi,
+};
+
+/* JIVE SPI devices. */
static struct spi_board_info __initdata jive_spi_devs[] = {
[0] = {
@@ -420,10 +440,15 @@ static struct spi_board_info __initdata jive_spi_devs[] = {
.mode = SPI_MODE_3, /* CPOL=1, CPHA=1 */
.max_speed_hz = 100000,
.platform_data = &jive_lcm_config,
+ }, {
+ .modalias = "WM8750",
+ .bus_num = 2,
+ .chip_select = 0,
+ .mode = SPI_MODE_0, /* CPOL=0, CPHA=0 */
+ .max_speed_hz = 100000,
},
};
-
static struct platform_device *jive_devices[] __initdata = {
&s3c_device_usb,
&s3c_device_rtc,
@@ -431,6 +456,7 @@ static struct platform_device *jive_devices[] __initdata = {
&s3c_device_i2c,
&s3c_device_lcd,
&jive_device_lcdspi,
+ &jive_device_wm8750,
&s3c_device_nand,
&s3c_device_usbgadget,
};
@@ -595,6 +621,11 @@ static void __init jive_machine_init(void)
s3c2410_gpio_setpin(S3C2410_GPG8, 1);
s3c2410_gpio_cfgpin(S3C2410_GPG8, S3C2410_GPIO_OUTPUT);
+ /* initialise the WM8750 spi */
+
+ s3c2410_gpio_setpin(S3C2410_GPH10, 1);
+ s3c2410_gpio_cfgpin(S3C2410_GPH10, S3C2410_GPIO_OUTPUT);
+
/* Turn off suspend on both USB ports, and switch the
* selectable USB port to USB device mode. */