[PATCH 1/9] ARM: S5PV210: Add audio platform devices
Jassi Brar
jassi.brar at samsung.com
Tue May 18 03:02:26 EDT 2010
Define platform devices for all audio devices found on S5PV210
Signed-off-by: Jassi Brar <jassi.brar at samsung.com>
---
arch/arm/mach-s5pv210/Makefile | 4 +
arch/arm/mach-s5pv210/dev-audio.c | 334 +++++++++++++++++++++++++++++
arch/arm/mach-s5pv210/include/mach/map.h | 13 ++
arch/arm/plat-samsung/include/plat/devs.h | 8 +
4 files changed, 359 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-s5pv210/dev-audio.c
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index f7f1cdc..6ecfa9d 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -18,3 +18,7 @@ obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o dma.o
obj-$(CONFIG_MACH_SMDKV210) += mach-smdkv210.o
obj-$(CONFIG_MACH_SMDKC110) += mach-smdkc110.o
+
+# device support
+
+obj-y += dev-audio.o
diff --git a/arch/arm/mach-s5pv210/dev-audio.c b/arch/arm/mach-s5pv210/dev-audio.c
new file mode 100644
index 0000000..bdaa926
--- /dev/null
+++ b/arch/arm/mach-s5pv210/dev-audio.c
@@ -0,0 +1,327 @@
+/* linux/arch/arm/mach-s5pv210/dev-audio.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ * Jaswinder Singh <jassi.brar at 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 s5pv210_cfg_i2s(struct platform_device *pdev)
+{
+ /* configure GPIO for i2s port */
+ switch (pdev->id) {
+ case 1:
+ s3c_gpio_cfgpin(S5PV210_GPC0(0), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC0(1), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC0(2), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC0(3), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC0(4), S3C_GPIO_SFN(2));
+ break;
+
+ case 2:
+ s3c_gpio_cfgpin(S5PV210_GPC1(0), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC1(1), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC1(2), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC1(3), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC1(4), S3C_GPIO_SFN(4));
+ break;
+
+ case -1:
+ s3c_gpio_cfgpin(S5PV210_GPI(0), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPI(1), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPI(2), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPI(3), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPI(4), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPI(5), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPI(6), 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 = s5pv210_cfg_i2s,
+};
+
+static struct resource s5pv210_iis0_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_IIS0,
+ .end = S5PV210_PA_IIS0 + 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 s5pv210_device_iis0 = {
+ .name = "s3c64xx-iis-v4",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s5pv210_iis0_resource),
+ .resource = s5pv210_iis0_resource,
+ .dev = {
+ .platform_data = &s3c_i2s_pdata,
+ },
+};
+
+static struct resource s5pv210_iis1_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_IIS1,
+ .end = S5PV210_PA_IIS1 + 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 s5pv210_device_iis1 = {
+ .name = "s3c64xx-iis",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(s5pv210_iis1_resource),
+ .resource = s5pv210_iis1_resource,
+ .dev = {
+ .platform_data = &s3c_i2s_pdata,
+ },
+};
+
+static struct resource s5pv210_iis2_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_IIS2,
+ .end = S5PV210_PA_IIS2 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_I2S2_TX,
+ .end = DMACH_I2S2_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_I2S2_RX,
+ .end = DMACH_I2S2_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device s5pv210_device_iis2 = {
+ .name = "s3c64xx-iis",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(s5pv210_iis2_resource),
+ .resource = s5pv210_iis2_resource,
+ .dev = {
+ .platform_data = &s3c_i2s_pdata,
+ },
+};
+
+/* PCM Controller platform_devices */
+
+static int s5pv210_pcm_cfg_gpio(struct platform_device *pdev)
+{
+ switch (pdev->id) {
+ case 0:
+ s3c_gpio_cfgpin(S5PV210_GPI(0), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPI(1), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPI(2), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPI(3), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPI(4), S3C_GPIO_SFN(3));
+ break;
+ case 1:
+ s3c_gpio_cfgpin(S5PV210_GPC0(0), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPC0(1), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPC0(2), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPC0(3), S3C_GPIO_SFN(3));
+ s3c_gpio_cfgpin(S5PV210_GPC0(4), S3C_GPIO_SFN(3));
+ break;
+ case 2:
+ s3c_gpio_cfgpin(S5PV210_GPC1(0), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC1(1), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC1(2), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC1(3), S3C_GPIO_SFN(2));
+ s3c_gpio_cfgpin(S5PV210_GPC1(4), S3C_GPIO_SFN(2));
+ break;
+ default:
+ printk(KERN_DEBUG "Invalid PCM Controller number!");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct s3c_audio_pdata s3c_pcm_pdata = {
+ .cfg_gpio = s5pv210_pcm_cfg_gpio,
+};
+
+static struct resource s5pv210_pcm0_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_PCM0,
+ .end = S5PV210_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 s5pv210_device_pcm0 = {
+ .name = "samsung-pcm",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(s5pv210_pcm0_resource),
+ .resource = s5pv210_pcm0_resource,
+ .dev = {
+ .platform_data = &s3c_pcm_pdata,
+ },
+};
+
+static struct resource s5pv210_pcm1_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_PCM1,
+ .end = S5PV210_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 s5pv210_device_pcm1 = {
+ .name = "samsung-pcm",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(s5pv210_pcm1_resource),
+ .resource = s5pv210_pcm1_resource,
+ .dev = {
+ .platform_data = &s3c_pcm_pdata,
+ },
+};
+
+static struct resource s5pv210_pcm2_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_PCM2,
+ .end = S5PV210_PA_PCM2 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_PCM2_TX,
+ .end = DMACH_PCM2_TX,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_PCM2_RX,
+ .end = DMACH_PCM2_RX,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+struct platform_device s5pv210_device_pcm2 = {
+ .name = "samsung-pcm",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(s5pv210_pcm2_resource),
+ .resource = s5pv210_pcm2_resource,
+ .dev = {
+ .platform_data = &s3c_pcm_pdata,
+ },
+};
+
+/* AC97 Controller platform devices */
+
+static int s5pv210_ac97_cfg_gpio(struct platform_device *pdev)
+{
+ s3c_gpio_cfgpin(S5PV210_GPC0(0), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC0(1), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC0(2), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC0(3), S3C_GPIO_SFN(4));
+ s3c_gpio_cfgpin(S5PV210_GPC0(4), S3C_GPIO_SFN(4));
+
+ return 0;
+}
+
+static struct resource s5pv210_ac97_resource[] = {
+ [0] = {
+ .start = S5PV210_PA_AC97,
+ .end = S5PV210_PA_AC97 + 0x100 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = DMACH_AC97_PCMOUT,
+ .end = DMACH_AC97_PCMOUT,
+ .flags = IORESOURCE_DMA,
+ },
+ [2] = {
+ .start = DMACH_AC97_PCMIN,
+ .end = DMACH_AC97_PCMIN,
+ .flags = IORESOURCE_DMA,
+ },
+ [3] = {
+ .start = DMACH_AC97_MICIN,
+ .end = DMACH_AC97_MICIN,
+ .flags = IORESOURCE_DMA,
+ },
+ [4] = {
+ .start = IRQ_AC97,
+ .end = IRQ_AC97,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct s3c_audio_pdata s3c_ac97_pdata = {
+ .cfg_gpio = s5pv210_ac97_cfg_gpio,
+};
+
+static u64 s5pv210_ac97_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device s5pv210_device_ac97 = {
+ .name = "s3c-ac97",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s5pv210_ac97_resource),
+ .resource = s5pv210_ac97_resource,
+ .dev = {
+ .platform_data = &s3c_ac97_pdata,
+ .dma_mask = &s5pv210_ac97_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h
index c038585..5adcb9f 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/arch/arm/mach-s5pv210/include/mach/map.h
@@ -62,6 +62,19 @@
#define S5PV210_PA_SDRAM (0x20000000)
#define S5P_PA_SDRAM S5PV210_PA_SDRAM
+/* I2S */
+#define S5PV210_PA_IIS0 0xEEE30000
+#define S5PV210_PA_IIS1 0xE2100000
+#define S5PV210_PA_IIS2 0xE2A00000
+
+/* PCM */
+#define S5PV210_PA_PCM0 0xE2300000
+#define S5PV210_PA_PCM1 0xE1200000
+#define S5PV210_PA_PCM2 0xE2B00000
+
+/* AC97 */
+#define S5PV210_PA_AC97 0xE2200000
+
/* compatibiltiy defines. */
#define S3C_PA_UART S5PV210_PA_UART
#define S3C_PA_IIC S5PV210_PA_IIC0
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 796d242..d8fda3a 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -64,6 +64,14 @@ extern struct platform_device s3c_device_nand;
extern struct platform_device s3c_device_usbgadget;
extern struct platform_device s3c_device_usb_hsotg;
+extern struct platform_device s5pv210_device_ac97;
+extern struct platform_device s5pv210_device_pcm0;
+extern struct platform_device s5pv210_device_pcm1;
+extern struct platform_device s5pv210_device_pcm2;
+extern struct platform_device s5pv210_device_iis0;
+extern struct platform_device s5pv210_device_iis1;
+extern struct platform_device s5pv210_device_iis2;
+
/* s3c2440 specific devices */
#ifdef CONFIG_CPU_S3C2440
--
1.6.2.5
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