[PATCH 06/17] ARM: S5P64X0: Segregate audio devices

Jassi Brar jassisinghbrar at gmail.com
Fri Dec 17 00:00:07 EST 2010


From: Jassi Brar <jassi.brar at samsung.com>

Segregate I2S devices for S5P6440 and S5P6450.

Signed-off-by: Rajeshwari Shinde <rajeshwari.s at samsung.com>
Signed-off-by: Jassi Brar <jassi.brar at samsung.com>
---
 arch/arm/mach-s5p64x0/dev-audio.c         |  123 ++++++++++++++++++++++++++---
 arch/arm/plat-samsung/include/plat/devs.h |    2 +
 2 files changed, 112 insertions(+), 13 deletions(-)

diff --git a/arch/arm/mach-s5p64x0/dev-audio.c b/arch/arm/mach-s5p64x0/dev-audio.c
index 14f89e7..35f1f22 100644
--- a/arch/arm/mach-s5p64x0/dev-audio.c
+++ b/arch/arm/mach-s5p64x0/dev-audio.c
@@ -24,13 +24,13 @@ static const char *rclksrc[] = {
 	[1] = "sclk_audio2",
 };
 
-static int s5p64x0_cfg_i2s(struct platform_device *pdev)
+static int s5p6440_cfg_i2s(struct platform_device *pdev)
 {
-	/* configure GPIO for i2s port */
 	switch (pdev->id) {
 	case 0:
-		s3c_gpio_cfgpin_range(S5P6440_GPR(4), 5, S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin_range(S5P6440_GPC(4), 2, S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPC(7), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin_range(S5P6440_GPH(6), 4, S3C_GPIO_SFN(5));
 		break;
 	default:
 		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
@@ -40,8 +40,8 @@ static int s5p64x0_cfg_i2s(struct platform_device *pdev)
 	return 0;
 }
 
-static struct s3c_audio_pdata s5p64x0_i2s_pdata = {
-	.cfg_gpio = s5p64x0_cfg_i2s,
+static struct s3c_audio_pdata s5p6440_i2s_pdata = {
+	.cfg_gpio = s5p6440_cfg_i2s,
 	.type = {
 		.i2s = {
 			.quirks = QUIRK_PRI_6CHAN,
@@ -50,7 +50,7 @@ static struct s3c_audio_pdata s5p64x0_i2s_pdata = {
 	},
 };
 
-static struct resource s5p64x0_iis0_resource[] = {
+static struct resource s5p64x0_i2s0_resource[] = {
 	[0] = {
 		.start	= S5P64X0_PA_I2S,
 		.end	= S5P64X0_PA_I2S + 0x100 - 1,
@@ -71,20 +71,117 @@ static struct resource s5p64x0_iis0_resource[] = {
 struct platform_device s5p6440_device_iis = {
 	.name		= "samsung-i2s",
 	.id		= 0,
-	.num_resources	= ARRAY_SIZE(s5p64x0_iis0_resource),
-	.resource	= s5p64x0_iis0_resource,
+	.num_resources	= ARRAY_SIZE(s5p64x0_i2s0_resource),
+	.resource	= s5p64x0_i2s0_resource,
 	.dev = {
-		.platform_data = &s5p64x0_i2s_pdata,
+		.platform_data = &s5p6440_i2s_pdata,
+	},
+};
+
+static int s5p6450_cfg_i2s(struct platform_device *pdev)
+{
+	switch (pdev->id) {
+	case 0:
+		s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5));
+		break;
+	case 1:
+		s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5));
+		break;
+	case 2:
+		s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5));
+		break;
+	default:
+		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct s3c_audio_pdata s5p6450_i2s0_pdata = {
+	.cfg_gpio = s5p6450_cfg_i2s,
+	.type = {
+		.i2s = {
+			.quirks = QUIRK_PRI_6CHAN,
+			.src_clk = rclksrc,
+		},
 	},
 };
 
 struct platform_device s5p6450_device_iis0 = {
 	.name		= "samsung-i2s",
 	.id		= 0,
-	.num_resources	= ARRAY_SIZE(s5p64x0_iis0_resource),
-	.resource	= s5p64x0_iis0_resource,
+	.num_resources	= ARRAY_SIZE(s5p64x0_i2s0_resource),
+	.resource	= s5p64x0_i2s0_resource,
+	.dev = {
+		.platform_data = &s5p6450_i2s0_pdata,
+	},
+};
+
+static struct s3c_audio_pdata s5p6450_i2s_pdata = {
+	.cfg_gpio = s5p6450_cfg_i2s,
+	.type = {
+		.i2s = {
+			.src_clk = rclksrc,
+		},
+	},
+};
+
+static struct resource s5p6450_i2s1_resource[] = {
+	[0] = {
+		.start	= S5P6450_PA_I2S1,
+		.end	= S5P6450_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 s5p6450_device_iis1 = {
+	.name		= "samsung-i2s",
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(s5p6450_i2s1_resource),
+	.resource	= s5p6450_i2s1_resource,
+	.dev = {
+		.platform_data = &s5p6450_i2s_pdata,
+	},
+};
+
+static struct resource s5p6450_i2s2_resource[] = {
+	[0] = {
+		.start	= S5P6450_PA_I2S2,
+		.end	= S5P6450_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 s5p6450_device_iis2 = {
+	.name		= "samsung-i2s",
+	.id		= 2,
+	.num_resources	= ARRAY_SIZE(s5p6450_i2s2_resource),
+	.resource	= s5p6450_i2s2_resource,
 	.dev = {
-		.platform_data = &s5p64x0_i2s_pdata,
+		.platform_data = &s5p6450_i2s_pdata,
 	},
 };
 
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index e9e3b6e..ec23691 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -115,6 +115,8 @@ extern struct platform_device s5p6440_device_pcm;
 extern struct platform_device s5p6440_device_iis;
 
 extern struct platform_device s5p6450_device_iis0;
+extern struct platform_device s5p6450_device_iis1;
+extern struct platform_device s5p6450_device_iis2;
 extern struct platform_device s5p6450_device_pcm0;
 
 extern struct platform_device s5pc100_device_ac97;
-- 
1.6.2.5




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