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>

1 files changed, 287 insertions, 0 deletions

diff --git a/arch/arm/mach-s5pc100/dev-audio.c b/arch/arm/mach-s5pc100/dev-audio.c
new file mode 100644
index 000000000000..18cfe9ae1936
--- /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),
+        },
+};