From 027285e86fca48f1af3ed8b86a5c03453766f5ca Mon Sep 17 00:00:00 2001
From: Barry Song <barry.song@analog.com>
Date: Mon, 28 Jun 2010 08:39:37 +0000
Subject: Blackfin: bf561-ezkit: add AD1836 codec resources

This board has an AD1836 codec, so make sure we have the right resources
declared for it.

Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
 arch/blackfin/mach-bf561/boards/ezkit.c | 50 +++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

(limited to 'arch/blackfin/mach-bf561')

diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c
index 51b80ec..f1e27d2 100644
--- a/arch/blackfin/mach-bf561/boards/ezkit.c
+++ b/arch/blackfin/mach-bf561/boards/ezkit.c
@@ -14,6 +14,7 @@
 #include <linux/spi/spi.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
+#include <linux/delay.h>
 #include <asm/dma.h>
 #include <asm/bfin5xx_spi.h>
 #include <asm/portmux.h>
@@ -335,7 +336,9 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
 		.max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 		.bus_num = 0,
 		.chip_select = 4,
+		.platform_data = "ad1836", /* only includes chip name for the moment */
 		.controller_data = &ad1836_spi_chip_info,
+		.mode = SPI_MODE_3,
 	},
 #endif
 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
@@ -420,6 +423,30 @@ static struct platform_device bfin_dpmc = {
 	},
 };
 
+#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
+static struct platform_device bfin_i2s = {
+	.name = "bfin-i2s",
+	.id = CONFIG_SND_BF5XX_SPORT_NUM,
+	/* TODO: add platform data here */
+};
+#endif
+
+#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
+static struct platform_device bfin_tdm = {
+	.name = "bfin-tdm",
+	.id = CONFIG_SND_BF5XX_SPORT_NUM,
+	/* TODO: add platform data here */
+};
+#endif
+
+#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
+static struct platform_device bfin_ac97 = {
+	.name = "bfin-ac97",
+	.id = CONFIG_SND_BF5XX_SPORT_NUM,
+	/* TODO: add platform data here */
+};
+#endif
+
 static struct platform_device *ezkit_devices[] __initdata = {
 
 	&bfin_dpmc,
@@ -467,6 +494,18 @@ static struct platform_device *ezkit_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezkit_flash_device,
 #endif
+
+#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
+	&bfin_i2s,
+#endif
+
+#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
+	&bfin_tdm,
+#endif
+
+#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
+	&bfin_ac97,
+#endif
 };
 
 static int __init ezkit_init(void)
@@ -484,6 +523,17 @@ static int __init ezkit_init(void)
 	SSYNC();
 #endif
 
+#if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
+	bfin_write_FIO0_DIR(bfin_read_FIO0_DIR() | (1 << 15));
+	bfin_write_FIO0_FLAG_S(1 << 15);
+	SSYNC();
+	/*
+	 * This initialization lasts for approximately 4500 MCLKs.
+	 * MCLK = 12.288MHz
+	 */
+	udelay(400);
+#endif
+
 	spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 	return 0;
 }
-- 
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