ARM: S5PC100: Add audio platform devices

Define platform devices for all audio devices found on S5PC100

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

diff --git a/arch/arm/mach-s5pc100/Makefile b/arch/arm/mach-s5pc100/Makefile
index 373bc546eae8bb87c36b8ad4f854b39966f164f2..e02d8fd81918a310c2c6469311e56c4b6601fbd6 100644 (file)
--- a/arch/arm/mach-s5pc100/Makefile
+++ b/arch/arm/mach-s5pc100/Makefile
@@ -22,3 +22,6 @@ obj-$(CONFIG_S5PC100_SETUP_SDHCI)       += setup-sdhci.o
 
 # machine support
 obj-$(CONFIG_MACH_SMDKC100)    += mach-smdkc100.o
+
+# device support
+obj-y                          += dev-audio.o

diff --git a/arch/arm/mach-s5pc100/dev-audio.c b/arch/arm/mach-s5pc100/dev-audio.c
new file mode 100644 (file)
index 0000000..18cfe9a
--- /dev/null
+++ b/arch/arm/mach-s5pc100/dev-audio.c
@@ -0,0 +1,287 @@
+/* linux/arch/arm/mach-s5pc100/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 s5pc100_cfg_i2s(struct platform_device *pdev)
+{
+       /* configure GPIO for i2s port */
+       switch (pdev->id) {
+       case 1:
+               s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(2));
+               s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(2));
+               s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(2));
+               s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(2));
+               s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(2));
+               break;
+
+       case 2:
+               s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(4));
+               s3c_gpio_cfgpin(S5PC100_GPG3(1), S3C_GPIO_SFN(4));
+               s3c_gpio_cfgpin(S5PC100_GPG3(2), S3C_GPIO_SFN(4));
+               s3c_gpio_cfgpin(S5PC100_GPG3(3), S3C_GPIO_SFN(4));
+               s3c_gpio_cfgpin(S5PC100_GPG3(4), S3C_GPIO_SFN(4));
+               break;
+
+       case -1: /* Dedicated pins */
+               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 = s5pc100_cfg_i2s,
+};
+
+static struct resource s5pc100_iis0_resource[] = {
+       [0] = {
+               .start = S5PC100_PA_I2S0,
+               .end   = S5PC100_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 s5pc100_device_iis0 = {
+       .name             = "s3c64xx-iis-v4",
+       .id               = -1,
+       .num_resources    = ARRAY_SIZE(s5pc100_iis0_resource),
+       .resource         = s5pc100_iis0_resource,
+       .dev = {
+               .platform_data = &s3c_i2s_pdata,
+       },
+};
+
+static struct resource s5pc100_iis1_resource[] = {
+       [0] = {
+               .start = S5PC100_PA_I2S1,
+               .end   = S5PC100_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 s5pc100_device_iis1 = {
+       .name             = "s3c64xx-iis",
+       .id               = 1,
+       .num_resources    = ARRAY_SIZE(s5pc100_iis1_resource),
+       .resource         = s5pc100_iis1_resource,
+       .dev = {
+               .platform_data = &s3c_i2s_pdata,
+       },
+};
+
+static struct resource s5pc100_iis2_resource[] = {
+       [0] = {
+               .start = S5PC100_PA_I2S2,
+               .end   = S5PC100_PA_I2S2 + 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 s5pc100_device_iis2 = {
+       .name             = "s3c64xx-iis",
+       .id               = 2,
+       .num_resources    = ARRAY_SIZE(s5pc100_iis2_resource),
+       .resource         = s5pc100_iis2_resource,
+       .dev = {
+               .platform_data = &s3c_i2s_pdata,
+       },
+};
+
+/* PCM Controller platform_devices */
+
+static int s5pc100_pcm_cfg_gpio(struct platform_device *pdev)
+{
+       switch (pdev->id) {
+       case 0:
+               s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(5));
+               s3c_gpio_cfgpin(S5PC100_GPG3(1), S3C_GPIO_SFN(5));
+               s3c_gpio_cfgpin(S5PC100_GPG3(2), S3C_GPIO_SFN(5));
+               s3c_gpio_cfgpin(S5PC100_GPG3(3), S3C_GPIO_SFN(5));
+               s3c_gpio_cfgpin(S5PC100_GPG3(4), S3C_GPIO_SFN(5));
+               break;
+
+       case 1:
+               s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(3));
+               s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(3));
+               s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(3));
+               s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(3));
+               s3c_gpio_cfgpin(S5PC100_GPC(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 = s5pc100_pcm_cfg_gpio,
+};
+
+static struct resource s5pc100_pcm0_resource[] = {
+       [0] = {
+               .start = S5PC100_PA_PCM0,
+               .end   = S5PC100_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 s5pc100_device_pcm0 = {
+       .name             = "samsung-pcm",
+       .id               = 0,
+       .num_resources    = ARRAY_SIZE(s5pc100_pcm0_resource),
+       .resource         = s5pc100_pcm0_resource,
+       .dev = {
+               .platform_data = &s3c_pcm_pdata,
+       },
+};
+
+static struct resource s5pc100_pcm1_resource[] = {
+       [0] = {
+               .start = S5PC100_PA_PCM1,
+               .end   = S5PC100_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 s5pc100_device_pcm1 = {
+       .name             = "samsung-pcm",
+       .id               = 1,
+       .num_resources    = ARRAY_SIZE(s5pc100_pcm1_resource),
+       .resource         = s5pc100_pcm1_resource,
+       .dev = {
+               .platform_data = &s3c_pcm_pdata,
+       },
+};
+
+/* AC97 Controller platform devices */
+
+static int s5pc100_ac97_cfg_gpio(struct platform_device *pdev)
+{
+       s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(4));
+       s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(4));
+       s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(4));
+       s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(4));
+       s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(4));
+
+       return 0;
+}
+
+static struct resource s5pc100_ac97_resource[] = {
+       [0] = {
+               .start = S5PC100_PA_AC97,
+               .end   = S5PC100_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 = s5pc100_ac97_cfg_gpio,
+};
+
+static u64 s5pc100_ac97_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device s5pc100_device_ac97 = {
+       .name             = "s3c-ac97",
+       .id               = -1,
+       .num_resources    = ARRAY_SIZE(s5pc100_ac97_resource),
+       .resource         = s5pc100_ac97_resource,
+       .dev = {
+               .platform_data = &s3c_ac97_pdata,
+               .dma_mask = &s5pc100_ac97_dmamask,
+               .coherent_dma_mask = DMA_BIT_MASK(32),
+       },
+};

diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-s5pc100/include/mach/map.h
index 4681ebe8bef66defff9757e0b2a854dc29db7c39..de3891c6af0b757909212fda1c2c2d33950fc014 100644 (file)
--- a/arch/arm/mach-s5pc100/include/mach/map.h
+++ b/arch/arm/mach-s5pc100/include/mach/map.h
@@ -106,6 +106,13 @@
 #define S5PC100_PA_I2S1                (0xF2100000)
 #define S5PC100_PA_I2S2                (0xF2200000)
 
+/* AC97 */
+#define S5PC100_PA_AC97                0xF2300000
+
+/* PCM */
+#define S5PC100_PA_PCM0                0xF2400000
+#define S5PC100_PA_PCM1                0xF2500000
+
 /* KEYPAD */
 #define S5PC100_PA_KEYPAD      (0xF3100000)
 

diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index ef69e56b28854e508d007cb14b92dc5bbf05022b..e03bce04a79ad0942bd26a168a91863d6a1b840c 100644 (file)
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -80,6 +80,13 @@ extern struct platform_device s5p6442_device_iis1;
 extern struct platform_device s5p6440_device_pcm;
 extern struct platform_device s5p6440_device_iis;
 
+extern struct platform_device s5pc100_device_ac97;
+extern struct platform_device s5pc100_device_pcm0;
+extern struct platform_device s5pc100_device_pcm1;
+extern struct platform_device s5pc100_device_iis0;
+extern struct platform_device s5pc100_device_iis1;
+extern struct platform_device s5pc100_device_iis2;
+
 /* s3c2440 specific devices */
 
 #ifdef CONFIG_CPU_S3C2440