[PATCH 1/5] ARM: Tegra: Add devices.c entries for audio
From: Stephen Warren <hidden>
Date: 2011-02-23 18:58:48
Also in:
linux-tegra
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
For I2S, DAS, PCM devices Signed-off-by: Stephen Warren <redacted> --- 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
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1.7.1