From: jassisinghbrar@gmail.com (Jassi Brar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/4] ARM: S5PV210: I2S: Upgrade platform device
Date: Tue, 19 Oct 2010 16:15:11 +0900 [thread overview]
Message-ID: <1287472511-529-1-git-send-email-jassisinghbrar@gmail.com> (raw)
From: Jassi Brar <jassi.brar@samsung.com>
Add more information to I2S platform_devices in order
to prepare them for new controller driver.
Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
---
arch/arm/mach-s5pv210/clock.c | 10 +++---
arch/arm/mach-s5pv210/dev-audio.c | 64 ++++++++++++++++++++++++++----------
2 files changed, 51 insertions(+), 23 deletions(-)
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index af91fef..e5b8061 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -401,20 +401,20 @@ static struct clk init_clocks_disable[] = {
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1<<21),
}, {
- .name = "i2s_v50",
+ .name = "iis",
.id = 0,
.parent = &clk_p,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1<<4),
}, {
- .name = "i2s_v32",
- .id = 0,
+ .name = "iis",
+ .id = 1,
.parent = &clk_p,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1 << 5),
}, {
- .name = "i2s_v32",
- .id = 1,
+ .name = "iis",
+ .id = 2,
.parent = &clk_p,
.enable = s5pv210_clk_ip3_ctrl,
.ctrlbit = (1 << 6),
diff --git a/arch/arm/mach-s5pv210/dev-audio.c b/arch/arm/mach-s5pv210/dev-audio.c
index 6e60041..d5f5361 100644
--- a/arch/arm/mach-s5pv210/dev-audio.c
+++ b/arch/arm/mach-s5pv210/dev-audio.c
@@ -19,10 +19,24 @@
#include <mach/dma.h>
#include <mach/irqs.h>
+static const char *rclksrc[] = {
+ [0] = "busclk",
+ [1] = "i2sclk",
+};
+
static int s5pv210_cfg_i2s(struct platform_device *pdev)
{
/* configure GPIO for i2s port */
switch (pdev->id) {
+ case 0:
+ 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;
case 1:
s3c_gpio_cfgpin(S5PV210_GPC0(0), S3C_GPIO_SFN(2));
s3c_gpio_cfgpin(S5PV210_GPC0(1), S3C_GPIO_SFN(2));
@@ -30,7 +44,6 @@ static int s5pv210_cfg_i2s(struct platform_device *pdev)
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));
@@ -38,17 +51,6 @@ static int s5pv210_cfg_i2s(struct platform_device *pdev)
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;
@@ -57,8 +59,15 @@ static int s5pv210_cfg_i2s(struct platform_device *pdev)
return 0;
}
-static struct s3c_audio_pdata s3c_i2s_pdata = {
+static struct s3c_audio_pdata i2sv5_pdata = {
.cfg_gpio = s5pv210_cfg_i2s,
+ .type = {
+ .i2s = {
+ .quriks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
+ | QUIRK_NEED_RSTCLR,
+ .src_clk = rclksrc,
+ },
+ },
};
static struct resource s5pv210_iis0_resource[] = {
@@ -77,15 +86,34 @@ static struct resource s5pv210_iis0_resource[] = {
.end = DMACH_I2S0_RX,
.flags = IORESOURCE_DMA,
},
+ [3] = {
+ .start = DMACH_I2S0S_TX,
+ .end = DMACH_I2S0S_TX,
+ .flags = IORESOURCE_DMA,
+ },
};
struct platform_device s5pv210_device_iis0 = {
- .name = "samsung-i2s-v4",
- .id = -1,
+ .name = "samsung-i2s",
+ .id = 0,
.num_resources = ARRAY_SIZE(s5pv210_iis0_resource),
.resource = s5pv210_iis0_resource,
.dev = {
- .platform_data = &s3c_i2s_pdata,
+ .platform_data = &i2sv5_pdata,
+ },
+};
+
+static const char *rclksrc_v3[] = {
+ [0] = "iis",
+ [1] = "audio-bus",
+};
+
+static struct s3c_audio_pdata i2sv3_pdata = {
+ .cfg_gpio = s5pv210_cfg_i2s,
+ .type = {
+ .i2s = {
+ .src_clk = rclksrc_v3,
+ },
},
};
@@ -113,7 +141,7 @@ struct platform_device s5pv210_device_iis1 = {
.num_resources = ARRAY_SIZE(s5pv210_iis1_resource),
.resource = s5pv210_iis1_resource,
.dev = {
- .platform_data = &s3c_i2s_pdata,
+ .platform_data = &i2sv3_pdata,
},
};
@@ -141,7 +169,7 @@ struct platform_device s5pv210_device_iis2 = {
.num_resources = ARRAY_SIZE(s5pv210_iis2_resource),
.resource = s5pv210_iis2_resource,
.dev = {
- .platform_data = &s3c_i2s_pdata,
+ .platform_data = &i2sv3_pdata,
},
};
--
1.6.2.5
next reply other threads:[~2010-10-19 7:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-19 7:15 Jassi Brar [this message]
2010-10-20 7:57 ` [PATCH 3/4] ARM: S5PV210: I2S: Upgrade platform device Kukjin Kim
2010-10-20 9:10 ` Jassi Brar
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