From: Eduardo Valentin <eduardo.valen...@nokia.com>
Add board-rx51-audio.c with audio support for rx51 boards.
Platform data included for the following drivers:
si4713, aic34b_dummy and tpa6130a2.
Signed-off-by: Eduardo Valentin <eduardo.valen...@nokia.com>
---
arch/arm/mach-omap2/Makefile | 1 +
arch/arm/mach-omap2/board-rx51-audio.c | 132 ++++++++++++++++++++++++++++++++
2 files changed, 133 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-omap2/board-rx51-audio.c
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 6b7702f..50f2fbe 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -70,6 +70,7 @@ obj-$(CONFIG_MACH_OMAP_3430SDP) +=
board-3430sdp.o \
obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0.o
obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
board-rx51-peripherals.o \
+ board-rx51-audio.o \
mmc-twl4030.o
obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \
mmc-twl4030.o \
diff --git a/arch/arm/mach-omap2/board-rx51-audio.c
b/arch/arm/mach-omap2/board-rx51-audio.c
new file mode 100644
index 0000000..cba42b5
--- /dev/null
+++ b/arch/arm/mach-omap2/board-rx51-audio.c
@@ -0,0 +1,132 @@
+/*
+ * linux/arch/arm/mach-omap2/board-rx51-audio.c
+ *
+ * Copyright (C) 2008 Nokia
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+#include <linux/i2c/twl4030.h>
+#include <sound/tpa6130a2-plat.h>
+#include <media/si4713.h>
+#include <media/radio-si4713.h>
+#include <linux/platform_device.h>
+#include <asm/mach-types.h>
+
+#define RX51_FMTX_RESET_GPIO 163
+#define RX51_FMTX_IRQ 53
+#define RX51_FMRX_IRQ 43
+#define RX51_HEADPHN_EN_GPIO 98
+
+static int si4713_set_power(int power)
+{
+ if (!power)
+ udelay(1);
+ gpio_set_value(RX51_FMTX_RESET_GPIO, power);
+ udelay(50);
+
+ return 0;
+}
+
+static struct si4713_platform_data rx51_si4713_platform_data = {
+ .set_power = si4713_set_power,
+};
+
+static void __init rx51_init_si4713(void)
+{
+ int r;
+
+ r = gpio_request(RX51_FMTX_RESET_GPIO, "si4713");
+ if (r < 0) {
+ printk(KERN_ERR "Failed to request gpio for FMTx rst\n");
+ return;
+ }
+
+ gpio_direction_output(RX51_FMTX_RESET_GPIO, 0);
+}
+
+static int tpa6130a2_set_power(int state)
+{
+ gpio_set_value(RX51_HEADPHN_EN_GPIO, !!state);
+ return 0;
+}
+
+static struct tpa6130a2_platform_data rx51_tpa6130a2_platform_data = {
+ .set_power = tpa6130a2_set_power,
+};
+
+static void __init rx51_init_tpa6130a2(void)
+{
+ int r;
+
+ r = gpio_request(RX51_HEADPHN_EN_GPIO, "tpa6130a2");
+ if (r < 0) {
+ printk(KERN_ERR "Failed to request shutdown gpio "
+ "for TPA6130a2 chip\n");
+ }
+
+ gpio_direction_output(RX51_HEADPHN_EN_GPIO, 0);
+
+ return;
+}
+
+struct i2c_board_info si4713_board_info = {
+ I2C_BOARD_INFO("si4713", SI4713_I2C_ADDR_BUSEN_HIGH),
+ .irq = OMAP_GPIO_IRQ(RX51_FMTX_IRQ),
+ .platform_data = &rx51_si4713_platform_data,
+};
+
+static struct radio_si4713_platform_data rx51_radio_si4713_platform_data = {
+ .i2c_bus = 2,
+ .subdev_board_info = &si4713_board_info,
+};
+
+static struct platform_device radio_fmtx = {
+ .name = "radio-si4713",
+ .id = -1,
+ .dev = {
+ .platform_data = &rx51_radio_si4713_platform_data,
+ },
+};
+
+static struct platform_device *rx51_audio_devices[] = {
+ &radio_fmtx,
+};
+
+static struct i2c_board_info __initdata rx51_audio_i2c_board_info_2[] = {
+ {
+ I2C_BOARD_INFO("aic34b_dummy", 0x19),
+ },
+ {
+ I2C_BOARD_INFO("tlv320aic3x", 0x18),
+ },
+ {
+ I2C_BOARD_INFO("tpa6130a2", 0x60),
+ .platform_data = &rx51_tpa6130a2_platform_data,
+ },
+};
+
+static int __init rx51_audio_init(void)
+{
+ if (!machine_is_nokia_rx51())
+ return 0;
+
+ platform_add_devices(rx51_audio_devices,
+ ARRAY_SIZE(rx51_audio_devices));
+
+ rx51_init_tpa6130a2();
+ rx51_init_si4713();
+ i2c_register_board_info(2, rx51_audio_i2c_board_info_2,
+ ARRAY_SIZE(rx51_audio_i2c_board_info_2));
+
+ return 0;
+}
+
+subsys_initcall(rx51_audio_init);
--
1.6.4.183.g04423
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