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-rw-r--r--arch/arm/mach-s5p6442/Makefile3
-rw-r--r--arch/arm/mach-s5p6442/dev-audio.c197
-rw-r--r--arch/arm/mach-s5p6442/include/mach/map.h8
-rw-r--r--arch/arm/mach-s5p6442/mach-smdk6442.c1
4 files changed, 209 insertions, 0 deletions
diff --git a/arch/arm/mach-s5p6442/Makefile b/arch/arm/mach-s5p6442/Makefile
index 17bd22ee107..bf30550349c 100644
--- a/arch/arm/mach-s5p6442/Makefile
+++ b/arch/arm/mach-s5p6442/Makefile
@@ -17,3 +17,6 @@ obj-$(CONFIG_CPU_S5P6442) += cpu.o init.o clock.o dma.o
# machine support
obj-$(CONFIG_MACH_SMDK6442) += mach-smdk6442.o
+
+# device support
+obj-y += dev-audio.o
diff --git a/arch/arm/mach-s5p6442/dev-audio.c b/arch/arm/mach-s5p6442/dev-audio.c
new file mode 100644
index 00000000000..cb801e1f5e2
--- /dev/null
+++ b/arch/arm/mach-s5p6442/dev-audio.c
@@ -0,0 +1,197 @@
+/* linux/arch/arm/mach-s5p6442/dev-audio.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ * Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/audio.h>
+
+#include <mach/gpio.h>
+#include <mach/map.h>
+#include <mach/dma.h>
+#include <mach/irqs.h>
+
+static int s5p6442_cfg_i2s(struct platform_device *pdev)
+{
+ /* configure GPIO for i2s port */
+ switch (pdev->id) {
+ case 1:
+ s3c_gpio_cfgpin(S5P6442_GPC1(0), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC1(1), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC1(2), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC1(3), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC1(4), S3C_GPIO_SFN(2));
+ break;
+
+ case -1:
+ s3c_gpio_cfgpin(S5P6442_GPC0(0), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC0(1), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC0(2), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC0(3), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5P6442_GPC0(4), S3C_GPIO_SFN(2));
+ break;
+
+ default:
+ printk(KERN_ERR "Invalid Device %d\n", pdev->id);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct s3c_audio_pdata s3c_i2s_pdata = {
+ .cfg_gpio = s5p6442_cfg_i2s,
+};
+
+static struct resource s5p6442_iis0_resource[] = {
+ [0] = {
+ .start = S5P6442_PA_I2S0,
+ .end = S5P6442_PA_I2S0 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_I2S0_TX,
+ .end = DMACH_I2S0_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_I2S0_RX,
+ .end = DMACH_I2S0_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device s5p6442_device_iis0 = {
+ .name = "s3c64xx-iis-v4",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s5p6442_iis0_resource),
+ .resource = s5p6442_iis0_resource,
+ .dev = {
+ .platform_data = &s3c_i2s_pdata,
+ },
+};
+
+static struct resource s5p6442_iis1_resource[] = {
+ [0] = {
+ .start = S5P6442_PA_I2S1,
+ .end = S5P6442_PA_I2S1 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_I2S1_TX,
+ .end = DMACH_I2S1_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_I2S1_RX,
+ .end = DMACH_I2S1_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device s5p6442_device_iis1 = {
+ .name = "s3c64xx-iis",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(s5p6442_iis1_resource),
+ .resource = s5p6442_iis1_resource,
+ .dev = {
+ .platform_data = &s3c_i2s_pdata,
+ },
+};
+
+/* PCM Controller platform_devices */
+
+static int s5p6442_pcm_cfg_gpio(struct platform_device *pdev)
+{
+ switch (pdev->id) {
+ case 0:
+ s3c_gpio_cfgpin(S5P6442_GPC0(0), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC0(1), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC0(2), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC0(3), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC0(4), S3C_GPIO_SFN(3));
+ break;
+
+ case 1:
+ s3c_gpio_cfgpin(S5P6442_GPC1(0), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC1(1), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC1(2), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC1(3), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5P6442_GPC1(4), S3C_GPIO_SFN(3));
+ break;
+
+ default:
+ printk(KERN_DEBUG "Invalid PCM Controller number!");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct s3c_audio_pdata s3c_pcm_pdata = {
+ .cfg_gpio = s5p6442_pcm_cfg_gpio,
+};
+
+static struct resource s5p6442_pcm0_resource[] = {
+ [0] = {
+ .start = S5P6442_PA_PCM0,
+ .end = S5P6442_PA_PCM0 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_PCM0_TX,
+ .end = DMACH_PCM0_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_PCM0_RX,
+ .end = DMACH_PCM0_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device s5p6442_device_pcm0 = {
+ .name = "samsung-pcm",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(s5p6442_pcm0_resource),
+ .resource = s5p6442_pcm0_resource,
+ .dev = {
+ .platform_data = &s3c_pcm_pdata,
+ },
+};
+
+static struct resource s5p6442_pcm1_resource[] = {
+ [0] = {
+ .start = S5P6442_PA_PCM1,
+ .end = S5P6442_PA_PCM1 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_PCM1_TX,
+ .end = DMACH_PCM1_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_PCM1_RX,
+ .end = DMACH_PCM1_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device s5p6442_device_pcm1 = {
+ .name = "samsung-pcm",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(s5p6442_pcm1_resource),
+ .resource = s5p6442_pcm1_resource,
+ .dev = {
+ .platform_data = &s3c_pcm_pdata,
+ },
+};
diff --git a/arch/arm/mach-s5p6442/include/mach/map.h b/arch/arm/mach-s5p6442/include/mach/map.h
index a263d77f696..7568dc0d6be 100644
--- a/arch/arm/mach-s5p6442/include/mach/map.h
+++ b/arch/arm/mach-s5p6442/include/mach/map.h
@@ -54,6 +54,14 @@
#define S5P6442_PA_SDRAM (0x20000000)
#define S5P_PA_SDRAM S5P6442_PA_SDRAM
+/* I2S */
+#define S5P6442_PA_I2S0 0xC0B00000
+#define S5P6442_PA_I2S1 0xF2200000
+
+/* PCM */
+#define S5P6442_PA_PCM0 0xF2400000
+#define S5P6442_PA_PCM1 0xF2500000
+
/* compatibiltiy defines. */
#define S3C_PA_UART S5P6442_PA_UART
#define S3C_PA_IIC S5P6442_PA_IIC0
diff --git a/arch/arm/mach-s5p6442/mach-smdk6442.c b/arch/arm/mach-s5p6442/mach-smdk6442.c
index 0d63371ce07..ebcf9977725 100644
--- a/arch/arm/mach-s5p6442/mach-smdk6442.c
+++ b/arch/arm/mach-s5p6442/mach-smdk6442.c
@@ -65,6 +65,7 @@ static struct s3c2410_uartcfg smdk6442_uartcfgs[] __initdata = {
};
static struct platform_device *smdk6442_devices[] __initdata = {
+ &s5p6442_device_iis0,
};
static void __init smdk6442_map_io(void)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-23 16:00:27 +0000