openwrt/target/linux/brcm2708/patches-3.14/0037-BCM2708-Add-I2S-suppor...

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Diff

From 575806f9f3c40e16ac377c9d7d076fb87773968a Mon Sep 17 00:00:00 2001
From: Florian Meier <florian.meier@koalo.de>
Date: Fri, 22 Nov 2013 19:04:54 +0100
Subject: [PATCH 37/54] BCM2708: Add I2S support to board file
Adds the required initializations for I2S
to the board file of mach-bcm2708.
Signed-off-by: Florian Meier <florian.meier@koalo.de>
---
arch/arm/mach-bcm2708/bcm2708.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
--- a/arch/arm/mach-bcm2708/bcm2708.c
+++ b/arch/arm/mach-bcm2708/bcm2708.c
@@ -615,6 +615,28 @@ static struct platform_device bcm2835_th
.name = "bcm2835_thermal",
};
+#ifdef CONFIG_SND_BCM2708_SOC_I2S_MODULE
+static struct resource bcm2708_i2s_resources[] = {
+ {
+ .start = I2S_BASE,
+ .end = I2S_BASE + 0x20,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = PCM_CLOCK_BASE,
+ .end = PCM_CLOCK_BASE + 0x02,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device bcm2708_i2s_device = {
+ .name = "bcm2708-i2s",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(bcm2708_i2s_resources),
+ .resource = bcm2708_i2s_resources,
+};
+#endif
+
int __init bcm_register_device(struct platform_device *pdev)
{
int ret;
@@ -738,6 +760,10 @@ void __init bcm2708_init(void)
bcm_register_device(&bcm2835_hwmon_device);
bcm_register_device(&bcm2835_thermal_device);
+#ifdef CONFIG_SND_BCM2708_SOC_I2S_MODULE
+ bcm_register_device(&bcm2708_i2s_device);
+#endif
+
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
struct amba_device *d = amba_devs[i];
amba_device_register(d, &iomem_resource);