[PATCH 1/5] ARM: Tegra: Add devices.c entries for audio
Stephen Warren
swarren at nvidia.com
Wed Feb 23 13:58:48 EST 2011
For I2S, DAS, PCM devices
Signed-off-by: Stephen Warren <swarren at nvidia.com>
---
NOTE: This patch will not apply until Olof's recently posted
boards-for-next branch is merged.
arch/arm/mach-tegra/devices.c | 70 ++++++++++++++++++++++++++++++
arch/arm/mach-tegra/devices.h | 4 ++
arch/arm/mach-tegra/include/mach/iomap.h | 3 +
3 files changed, 77 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-tegra/devices.c b/arch/arm/mach-tegra/devices.c
index 682e6d3..1528f9d 100644
--- a/arch/arm/mach-tegra/devices.c
+++ b/arch/arm/mach-tegra/devices.c
@@ -503,3 +503,73 @@ struct platform_device tegra_uarte_device = {
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
+
+static struct resource i2s_resource1[] = {
+ [0] = {
+ .start = INT_I2S1,
+ .end = INT_I2S1,
+ .flags = IORESOURCE_IRQ
+ },
+ [1] = {
+ .start = TEGRA_DMA_REQ_SEL_I2S_1,
+ .end = TEGRA_DMA_REQ_SEL_I2S_1,
+ .flags = IORESOURCE_DMA
+ },
+ [2] = {
+ .start = TEGRA_I2S1_BASE,
+ .end = TEGRA_I2S1_BASE + TEGRA_I2S1_SIZE - 1,
+ .flags = IORESOURCE_MEM
+ }
+};
+
+static struct resource i2s_resource2[] = {
+ [0] = {
+ .start = INT_I2S2,
+ .end = INT_I2S2,
+ .flags = IORESOURCE_IRQ
+ },
+ [1] = {
+ .start = TEGRA_DMA_REQ_SEL_I2S2_1,
+ .end = TEGRA_DMA_REQ_SEL_I2S2_1,
+ .flags = IORESOURCE_DMA
+ },
+ [2] = {
+ .start = TEGRA_I2S2_BASE,
+ .end = TEGRA_I2S2_BASE + TEGRA_I2S2_SIZE - 1,
+ .flags = IORESOURCE_MEM
+ }
+};
+
+struct platform_device tegra_i2s_device1 = {
+ .name = "tegra-i2s",
+ .id = 0,
+ .resource = i2s_resource1,
+ .num_resources = ARRAY_SIZE(i2s_resource1),
+};
+
+struct platform_device tegra_i2s_device2 = {
+ .name = "tegra-i2s",
+ .id = 1,
+ .resource = i2s_resource2,
+ .num_resources = ARRAY_SIZE(i2s_resource2),
+};
+
+static struct resource tegra_das_resources[] = {
+ [0] = {
+ .start = TEGRA_APB_MISC_DAS_BASE,
+ .end = TEGRA_APB_MISC_DAS_BASE + TEGRA_APB_MISC_DAS_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device tegra_das_device = {
+ .name = "tegra-das",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(tegra_das_resources),
+ .resource = tegra_das_resources,
+};
+
+struct platform_device tegra_pcm_device = {
+ .name = "tegra-pcm-audio",
+ .id = -1,
+};
diff --git a/arch/arm/mach-tegra/devices.h b/arch/arm/mach-tegra/devices.h
index 888810c..4a7dc0a 100644
--- a/arch/arm/mach-tegra/devices.h
+++ b/arch/arm/mach-tegra/devices.h
@@ -42,5 +42,9 @@ extern struct platform_device tegra_uartc_device;
extern struct platform_device tegra_uartd_device;
extern struct platform_device tegra_uarte_device;
extern struct platform_device tegra_pmu_device;
+extern struct platform_device tegra_i2s_device1;
+extern struct platform_device tegra_i2s_device2;
+extern struct platform_device tegra_das_device;
+extern struct platform_device tegra_pcm_device;
#endif
diff --git a/arch/arm/mach-tegra/include/mach/iomap.h b/arch/arm/mach-tegra/include/mach/iomap.h
index 691cdab..19dec3a 100644
--- a/arch/arm/mach-tegra/include/mach/iomap.h
+++ b/arch/arm/mach-tegra/include/mach/iomap.h
@@ -122,6 +122,9 @@
#define TEGRA_APB_MISC_BASE 0x70000000
#define TEGRA_APB_MISC_SIZE SZ_4K
+#define TEGRA_APB_MISC_DAS_BASE 0x70000c00
+#define TEGRA_APB_MISC_DAS_SIZE SZ_128
+
#define TEGRA_AC97_BASE 0x70002000
#define TEGRA_AC97_SIZE SZ_512
--
1.7.1
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