ARM: S5PV210: Add audio platform devices

Define platform devices for all audio devices found on S5PV210

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

3 files changed, 344 insertions, 0 deletions

diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index 8ebf51c52a01..e435afe7cffe 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
 
 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 000000000000..6e215330a1be
--- /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@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 c22694c8231f..bcd2e82c2e2b 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/arch/arm/mach-s5pv210/include/mach/map.h
@@ -58,6 +58,19 @@
 #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