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-rw-r--r--arch/arm/plat-samsung/Kconfig12
-rw-r--r--arch/arm/plat-samsung/Makefile8
-rw-r--r--arch/arm/plat-samsung/adc.c8
-rw-r--r--arch/arm/plat-samsung/devs.c63
-rw-r--r--arch/arm/plat-samsung/dma-ops.c76
-rw-r--r--arch/arm/plat-samsung/include/plat/cpu.h4
-rw-r--r--arch/arm/plat-samsung/include/plat/devs.h1
-rw-r--r--arch/arm/plat-samsung/include/plat/dma-ops.h20
-rw-r--r--arch/arm/plat-samsung/include/plat/fb.h12
-rw-r--r--arch/arm/plat-samsung/include/plat/map-s3c.h2
-rw-r--r--arch/arm/plat-samsung/include/plat/pd.h30
-rw-r--r--arch/arm/plat-samsung/include/plat/s3c2416.h3
-rw-r--r--arch/arm/plat-samsung/include/plat/s3c64xx-spi.h39
-rw-r--r--arch/arm/plat-samsung/include/plat/watchdog-reset.h2
-rw-r--r--arch/arm/plat-samsung/pd.c95
-rw-r--r--arch/arm/plat-samsung/pwm.c4
-rw-r--r--arch/arm/plat-samsung/s3c-dma-ops.c39
-rw-r--r--arch/arm/plat-samsung/s5p-clock.c1
18 files changed, 139 insertions, 280 deletions
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index a2fae4ea0936..7aca31c1df1f 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -78,6 +78,10 @@ config S5P_HRT
# clock options
+config SAMSUNG_CLOCK
+ bool
+ default y if !COMMON_CLK
+
config SAMSUNG_CLKSRC
bool
help
@@ -491,14 +495,6 @@ config S5P_SLEEP
Internal config node to apply common S5P sleep management code.
Can be selected by S5P and newer SoCs with similar sleep procedure.
-comment "Power Domain"
-
-config SAMSUNG_PD
- bool "Samsung Power Domain"
- depends on PM_RUNTIME
- help
- Say Y here if you want to control Power Domain by Runtime PM.
-
config DEBUG_S3C_UART
depends on PLAT_SAMSUNG
int
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index 860b2db4db15..b78717496677 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -15,8 +15,8 @@ obj-y += init.o cpu.o
obj-$(CONFIG_ARCH_USES_GETTIMEOFFSET) += time.o
obj-$(CONFIG_S5P_HRT) += s5p-time.o
-obj-y += clock.o
-obj-y += pwm-clock.o
+obj-$(CONFIG_SAMSUNG_CLOCK) += clock.o
+obj-$(CONFIG_SAMSUNG_CLOCK) += pwm-clock.o
obj-$(CONFIG_SAMSUNG_CLKSRC) += clock-clksrc.o
obj-$(CONFIG_S5P_CLOCK) += s5p-clock.o
@@ -60,10 +60,6 @@ obj-$(CONFIG_SAMSUNG_WAKEMASK) += wakeup-mask.o
obj-$(CONFIG_S5P_PM) += s5p-pm.o s5p-irq-pm.o
obj-$(CONFIG_S5P_SLEEP) += s5p-sleep.o
-# PD support
-
-obj-$(CONFIG_SAMSUNG_PD) += pd.o
-
# PWM support
obj-$(CONFIG_HAVE_PWM) += pwm.o
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c
index 33ecd0c9f0c3..b1e05ccff3ac 100644
--- a/arch/arm/plat-samsung/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -157,11 +157,13 @@ int s3c_adc_start(struct s3c_adc_client *client,
return -EINVAL;
}
- if (client->is_ts && adc->ts_pend)
- return -EAGAIN;
-
spin_lock_irqsave(&adc->lock, flags);
+ if (client->is_ts && adc->ts_pend) {
+ spin_unlock_irqrestore(&adc->lock, flags);
+ return -EAGAIN;
+ }
+
client->channel = channel;
client->nr_samples = nr_samples;
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index 1d214cb9d770..74e31ce35538 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -126,7 +126,8 @@ struct platform_device s3c_device_adc = {
#ifdef CONFIG_CPU_S3C2440
static struct resource s3c_camif_resource[] = {
[0] = DEFINE_RES_MEM(S3C2440_PA_CAMIF, S3C2440_SZ_CAMIF),
- [1] = DEFINE_RES_IRQ(IRQ_CAM),
+ [1] = DEFINE_RES_IRQ(IRQ_S3C2440_CAM_C),
+ [2] = DEFINE_RES_IRQ(IRQ_S3C2440_CAM_P),
};
struct platform_device s3c_device_camif = {
@@ -1512,7 +1513,7 @@ static struct resource s3c64xx_spi0_resource[] = {
};
struct platform_device s3c64xx_device_spi0 = {
- .name = "s3c64xx-spi",
+ .name = "s3c6410-spi",
.id = 0,
.num_resources = ARRAY_SIZE(s3c64xx_spi0_resource),
.resource = s3c64xx_spi0_resource,
@@ -1522,13 +1523,10 @@ struct platform_device s3c64xx_device_spi0 = {
},
};
-void __init s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd,
- int src_clk_nr, int num_cs)
+void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
+ int num_cs)
{
- if (!pd) {
- pr_err("%s:Need to pass platform data\n", __func__);
- return;
- }
+ struct s3c64xx_spi_info pd;
/* Reject invalid configuration */
if (!num_cs || src_clk_nr < 0) {
@@ -1536,12 +1534,11 @@ void __init s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd,
return;
}
- pd->num_cs = num_cs;
- pd->src_clk_nr = src_clk_nr;
- if (!pd->cfg_gpio)
- pd->cfg_gpio = s3c64xx_spi0_cfg_gpio;
+ pd.num_cs = num_cs;
+ pd.src_clk_nr = src_clk_nr;
+ pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi0_cfg_gpio;
- s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi0);
+ s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi0);
}
#endif /* CONFIG_S3C64XX_DEV_SPI0 */
@@ -1554,7 +1551,7 @@ static struct resource s3c64xx_spi1_resource[] = {
};
struct platform_device s3c64xx_device_spi1 = {
- .name = "s3c64xx-spi",
+ .name = "s3c6410-spi",
.id = 1,
.num_resources = ARRAY_SIZE(s3c64xx_spi1_resource),
.resource = s3c64xx_spi1_resource,
@@ -1564,26 +1561,20 @@ struct platform_device s3c64xx_device_spi1 = {
},
};
-void __init s3c64xx_spi1_set_platdata(struct s3c64xx_spi_info *pd,
- int src_clk_nr, int num_cs)
+void __init s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
+ int num_cs)
{
- if (!pd) {
- pr_err("%s:Need to pass platform data\n", __func__);
- return;
- }
-
/* Reject invalid configuration */
if (!num_cs || src_clk_nr < 0) {
pr_err("%s: Invalid SPI configuration\n", __func__);
return;
}
- pd->num_cs = num_cs;
- pd->src_clk_nr = src_clk_nr;
- if (!pd->cfg_gpio)
- pd->cfg_gpio = s3c64xx_spi1_cfg_gpio;
+ pd.num_cs = num_cs;
+ pd.src_clk_nr = src_clk_nr;
+ pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi1_cfg_gpio;
- s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi1);
+ s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi1);
}
#endif /* CONFIG_S3C64XX_DEV_SPI1 */
@@ -1596,7 +1587,7 @@ static struct resource s3c64xx_spi2_resource[] = {
};
struct platform_device s3c64xx_device_spi2 = {
- .name = "s3c64xx-spi",
+ .name = "s3c6410-spi",
.id = 2,
.num_resources = ARRAY_SIZE(s3c64xx_spi2_resource),
.resource = s3c64xx_spi2_resource,
@@ -1606,13 +1597,10 @@ struct platform_device s3c64xx_device_spi2 = {
},
};
-void __init s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd,
- int src_clk_nr, int num_cs)
+void __init s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
+ int num_cs)
{
- if (!pd) {
- pr_err("%s:Need to pass platform data\n", __func__);
- return;
- }
+ struct s3c64xx_spi_info pd;
/* Reject invalid configuration */
if (!num_cs || src_clk_nr < 0) {
@@ -1620,11 +1608,10 @@ void __init s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd,
return;
}
- pd->num_cs = num_cs;
- pd->src_clk_nr = src_clk_nr;
- if (!pd->cfg_gpio)
- pd->cfg_gpio = s3c64xx_spi2_cfg_gpio;
+ pd.num_cs = num_cs;
+ pd.src_clk_nr = src_clk_nr;
+ pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi2_cfg_gpio;
- s3c_set_platdata(pd, sizeof(*pd), &s3c64xx_device_spi2);
+ s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi2);
}
#endif /* CONFIG_S3C64XX_DEV_SPI2 */
diff --git a/arch/arm/plat-samsung/dma-ops.c b/arch/arm/plat-samsung/dma-ops.c
index eb9f4f534006..c38d75489240 100644
--- a/arch/arm/plat-samsung/dma-ops.c
+++ b/arch/arm/plat-samsung/dma-ops.c
@@ -19,72 +19,79 @@
#include <mach/dma.h>
static unsigned samsung_dmadev_request(enum dma_ch dma_ch,
- struct samsung_dma_info *info)
+ struct samsung_dma_req *param)
{
- struct dma_chan *chan;
dma_cap_mask_t mask;
- struct dma_slave_config slave_config;
void *filter_param;
dma_cap_zero(mask);
- dma_cap_set(info->cap, mask);
+ dma_cap_set(param->cap, mask);
/*
* If a dma channel property of a device node from device tree is
* specified, use that as the fliter parameter.
*/
- filter_param = (dma_ch == DMACH_DT_PROP) ? (void *)info->dt_dmach_prop :
- (void *)dma_ch;
- chan = dma_request_channel(mask, pl330_filter, filter_param);
+ filter_param = (dma_ch == DMACH_DT_PROP) ?
+ (void *)param->dt_dmach_prop : (void *)dma_ch;
+ return (unsigned)dma_request_channel(mask, pl330_filter, filter_param);
+}
+
+static int samsung_dmadev_release(unsigned ch, void *param)
+{
+ dma_release_channel((struct dma_chan *)ch);
- if (info->direction == DMA_DEV_TO_MEM) {
+ return 0;
+}
+
+static int samsung_dmadev_config(unsigned ch,
+ struct samsung_dma_config *param)
+{
+ struct dma_chan *chan = (struct dma_chan *)ch;
+ struct dma_slave_config slave_config;
+
+ if (param->direction == DMA_DEV_TO_MEM) {
memset(&slave_config, 0, sizeof(struct dma_slave_config));
- slave_config.direction = info->direction;
- slave_config.src_addr = info->fifo;
- slave_config.src_addr_width = info->width;
+ slave_config.direction = param->direction;
+ slave_config.src_addr = param->fifo;
+ slave_config.src_addr_width = param->width;
slave_config.src_maxburst = 1;
dmaengine_slave_config(chan, &slave_config);
- } else if (info->direction == DMA_MEM_TO_DEV) {
+ } else if (param->direction == DMA_MEM_TO_DEV) {
memset(&slave_config, 0, sizeof(struct dma_slave_config));
- slave_config.direction = info->direction;
- slave_config.dst_addr = info->fifo;
- slave_config.dst_addr_width = info->width;
+ slave_config.direction = param->direction;
+ slave_config.dst_addr = param->fifo;
+ slave_config.dst_addr_width = param->width;
slave_config.dst_maxburst = 1;
dmaengine_slave_config(chan, &slave_config);
+ } else {
+ pr_warn("unsupported direction\n");
+ return -EINVAL;
}
- return (unsigned)chan;
-}
-
-static int samsung_dmadev_release(unsigned ch,
- struct s3c2410_dma_client *client)
-{
- dma_release_channel((struct dma_chan *)ch);
-
return 0;
}
static int samsung_dmadev_prepare(unsigned ch,
- struct samsung_dma_prep_info *info)
+ struct samsung_dma_prep *param)
{
struct scatterlist sg;
struct dma_chan *chan = (struct dma_chan *)ch;
struct dma_async_tx_descriptor *desc;
- switch (info->cap) {
+ switch (param->cap) {
case DMA_SLAVE:
sg_init_table(&sg, 1);
- sg_dma_len(&sg) = info->len;
- sg_set_page(&sg, pfn_to_page(PFN_DOWN(info->buf)),
- info->len, offset_in_page(info->buf));
- sg_dma_address(&sg) = info->buf;
+ sg_dma_len(&sg) = param->len;
+ sg_set_page(&sg, pfn_to_page(PFN_DOWN(param->buf)),
+ param->len, offset_in_page(param->buf));
+ sg_dma_address(&sg) = param->buf;
desc = dmaengine_prep_slave_sg(chan,
- &sg, 1, info->direction, DMA_PREP_INTERRUPT);
+ &sg, 1, param->direction, DMA_PREP_INTERRUPT);
break;
case DMA_CYCLIC:
- desc = dmaengine_prep_dma_cyclic(chan,
- info->buf, info->len, info->period, info->direction);
+ desc = dmaengine_prep_dma_cyclic(chan, param->buf,
+ param->len, param->period, param->direction);
break;
default:
dev_err(&chan->dev->device, "unsupported format\n");
@@ -96,8 +103,8 @@ static int samsung_dmadev_prepare(unsigned ch,
return -EFAULT;
}
- desc->callback = info->fp;
- desc->callback_param = info->fp_param;
+ desc->callback = param->fp;
+ desc->callback_param = param->fp_param;
dmaengine_submit((struct dma_async_tx_descriptor *)desc);
@@ -119,6 +126,7 @@ static inline int samsung_dmadev_flush(unsigned ch)
static struct samsung_dma_ops dmadev_ops = {
.request = samsung_dmadev_request,
.release = samsung_dmadev_release,
+ .config = samsung_dmadev_config,
.prepare = samsung_dmadev_prepare,
.trigger = samsung_dmadev_trigger,
.started = NULL,
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 0721293fad63..ace4451b7651 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -132,6 +132,10 @@ IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
#define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE }
+#ifndef KHZ
+#define KHZ (1000)
+#endif
+
#ifndef MHZ
#define MHZ (1000*1000)
#endif
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 61ca2f356c52..5da4b4f38f40 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -131,7 +131,6 @@ extern struct platform_device exynos4_device_ohci;
extern struct platform_device exynos4_device_pcm0;
extern struct platform_device exynos4_device_pcm1;
extern struct platform_device exynos4_device_pcm2;
-extern struct platform_device exynos4_device_pd[];
extern struct platform_device exynos4_device_spdif;
extern struct platform_device exynos_device_drm;
diff --git a/arch/arm/plat-samsung/include/plat/dma-ops.h b/arch/arm/plat-samsung/include/plat/dma-ops.h
index 71a6827c7706..f5144cdd3001 100644
--- a/arch/arm/plat-samsung/include/plat/dma-ops.h
+++ b/arch/arm/plat-samsung/include/plat/dma-ops.h
@@ -16,7 +16,13 @@
#include <linux/dmaengine.h>
#include <mach/dma.h>
-struct samsung_dma_prep_info {
+struct samsung_dma_req {
+ enum dma_transaction_type cap;
+ struct property *dt_dmach_prop;
+ struct s3c2410_dma_client *client;
+};
+
+struct samsung_dma_prep {
enum dma_transaction_type cap;
enum dma_transfer_direction direction;
dma_addr_t buf;
@@ -26,19 +32,17 @@ struct samsung_dma_prep_info {
void *fp_param;
};
-struct samsung_dma_info {
- enum dma_transaction_type cap;
+struct samsung_dma_config {
enum dma_transfer_direction direction;
enum dma_slave_buswidth width;
dma_addr_t fifo;
- struct s3c2410_dma_client *client;
- struct property *dt_dmach_prop;
};
struct samsung_dma_ops {
- unsigned (*request)(enum dma_ch ch, struct samsung_dma_info *info);
- int (*release)(unsigned ch, struct s3c2410_dma_client *client);
- int (*prepare)(unsigned ch, struct samsung_dma_prep_info *info);
+ unsigned (*request)(enum dma_ch ch, struct samsung_dma_req *param);
+ int (*release)(unsigned ch, void *param);
+ int (*config)(unsigned ch, struct samsung_dma_config *param);
+ int (*prepare)(unsigned ch, struct samsung_dma_prep *param);
int (*trigger)(unsigned ch);
int (*started)(unsigned ch);
int (*flush)(unsigned ch);
diff --git a/arch/arm/plat-samsung/include/plat/fb.h b/arch/arm/plat-samsung/include/plat/fb.h
index 0fedf47fa502..b885322717a1 100644
--- a/arch/arm/plat-samsung/include/plat/fb.h
+++ b/arch/arm/plat-samsung/include/plat/fb.h
@@ -24,15 +24,16 @@
/**
* struct s3c_fb_pd_win - per window setup data
- * @win_mode: The display parameters to initialise (not for window 0)
+ * @xres : The window X size.
+ * @yres : The window Y size.
* @virtual_x: The virtual X size.
* @virtual_y: The virtual Y size.
*/
struct s3c_fb_pd_win {
- struct fb_videomode win_mode;
-
unsigned short default_bpp;
unsigned short max_bpp;
+ unsigned short xres;
+ unsigned short yres;
unsigned short virtual_x;
unsigned short virtual_y;
};
@@ -42,9 +43,9 @@ struct s3c_fb_pd_win {
* @setup_gpio: Setup the external GPIO pins to the right state to transfer
* the data from the display system to the connected display
* device.
- * @default_win: default window layer number to be used for UI layer.
* @vidcon0: The base vidcon0 values to control the panel data format.
* @vidcon1: The base vidcon1 values to control the panel data output.
+ * @vtiming: Video timing when connected to a RGB type panel.
* @win: The setup data for each hardware window, or NULL for unused.
* @display_mode: The LCD output display mode.
*
@@ -58,8 +59,7 @@ struct s3c_fb_platdata {
void (*setup_gpio)(void);
struct s3c_fb_pd_win *win[S3C_FB_MAX_WIN];
-
- u32 default_win;
+ struct fb_videomode *vtiming;
u32 vidcon0;
u32 vidcon1;
diff --git a/arch/arm/plat-samsung/include/plat/map-s3c.h b/arch/arm/plat-samsung/include/plat/map-s3c.h
index 7d048759b772..c0c70a895ca8 100644
--- a/arch/arm/plat-samsung/include/plat/map-s3c.h
+++ b/arch/arm/plat-samsung/include/plat/map-s3c.h
@@ -22,7 +22,7 @@
#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG
#define S3C2412_VA_SSMC S3C_ADDR_CPU(0x00000000)
-#define S3C2412_VA_EBI S3C_ADDR_CPU(0x00010000)
+#define S3C2412_VA_EBI S3C_ADDR_CPU(0x00100000)
#define S3C2410_PA_UART (0x50000000)
#define S3C24XX_PA_UART S3C2410_PA_UART
diff --git a/arch/arm/plat-samsung/include/plat/pd.h b/arch/arm/plat-samsung/include/plat/pd.h
deleted file mode 100644
index abb4bc32716a..000000000000
--- a/arch/arm/plat-samsung/include/plat/pd.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/pd.h
- *
- * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- * http://www.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.
-*/
-
-#ifndef __ASM_PLAT_SAMSUNG_PD_H
-#define __ASM_PLAT_SAMSUNG_PD_H __FILE__
-
-struct samsung_pd_info {
- int (*enable)(struct device *dev);
- int (*disable)(struct device *dev);
- void __iomem *base;
-};
-
-enum exynos4_pd_block {
- PD_MFC,
- PD_G3D,
- PD_LCD0,
- PD_LCD1,
- PD_TV,
- PD_CAM,
- PD_GPS
-};
-
-#endif /* __ASM_PLAT_SAMSUNG_PD_H */
diff --git a/arch/arm/plat-samsung/include/plat/s3c2416.h b/arch/arm/plat-samsung/include/plat/s3c2416.h
index de2b5bdc5ebd..7178e338e25e 100644
--- a/arch/arm/plat-samsung/include/plat/s3c2416.h
+++ b/arch/arm/plat-samsung/include/plat/s3c2416.h
@@ -24,6 +24,9 @@ extern void s3c2416_init_clocks(int xtal);
extern int s3c2416_baseclk_add(void);
extern void s3c2416_restart(char mode, const char *cmd);
+
+extern struct syscore_ops s3c2416_irq_syscore_ops;
+
#else
#define s3c2416_init_clocks NULL
#define s3c2416_init_uarts NULL
diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
index fa95e9a00972..ceba18d23a5a 100644
--- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
+++ b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
@@ -18,7 +18,6 @@ struct platform_device;
* @fb_delay: Slave specific feedback delay.
* Refer to FB_CLK_SEL register definition in SPI chapter.
* @line: Custom 'identity' of the CS line.
- * @set_level: CS line control.
*
* This is per SPI-Slave Chipselect information.
* Allocate and initialize one in machine init code and make the
@@ -27,57 +26,41 @@ struct platform_device;
struct s3c64xx_spi_csinfo {
u8 fb_delay;
unsigned line;
- void (*set_level)(unsigned line_id, int lvl);
};
/**
* struct s3c64xx_spi_info - SPI Controller defining structure
* @src_clk_nr: Clock source index for the CLK_CFG[SPI_CLKSEL] field.
- * @clk_from_cmu: If the SPI clock/prescalar control block is present
- * by the platform's clock-management-unit and not in SPI controller.
* @num_cs: Number of CS this controller emulates.
* @cfg_gpio: Configure pins for this SPI controller.
- * @fifo_lvl_mask: All tx fifo_lvl fields start at offset-6
- * @rx_lvl_offset: Depends on tx fifo_lvl field and bus number
- * @high_speed: If the controller supports HIGH_SPEED_EN bit
- * @tx_st_done: Depends on tx fifo_lvl field
*/
struct s3c64xx_spi_info {
int src_clk_nr;
- bool clk_from_cmu;
-
int num_cs;
-
- int (*cfg_gpio)(struct platform_device *pdev);
-
- /* Following two fields are for future compatibility */
- int fifo_lvl_mask;
- int rx_lvl_offset;
- int high_speed;
- int tx_st_done;
+ int (*cfg_gpio)(void);
};
/**
* s3c64xx_spi_set_platdata - SPI Controller configure callback by the board
* initialization code.
- * @pd: SPI platform data to set.
+ * @cfg_gpio: Pointer to gpio setup function.
* @src_clk_nr: Clock the SPI controller is to use to generate SPI clocks.
* @num_cs: Number of elements in the 'cs' array.
*
* Call this from machine init code for each SPI Controller that
* has some chips attached to it.
*/
-extern void s3c64xx_spi0_set_platdata(struct s3c64xx_spi_info *pd,
- int src_clk_nr, int num_cs);
-extern void s3c64xx_spi1_set_platdata(struct s3c64xx_spi_info *pd,
- int src_clk_nr, int num_cs);
-extern void s3c64xx_spi2_set_platdata(struct s3c64xx_spi_info *pd,
- int src_clk_nr, int num_cs);
+extern void s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
+ int num_cs);
+extern void s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
+ int num_cs);
+extern void s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
+ int num_cs);
/* defined by architecture to configure gpio */
-extern int s3c64xx_spi0_cfg_gpio(struct platform_device *dev);
-extern int s3c64xx_spi1_cfg_gpio(struct platform_device *dev);
-extern int s3c64xx_spi2_cfg_gpio(struct platform_device *dev);
+extern int s3c64xx_spi0_cfg_gpio(void);
+extern int s3c64xx_spi1_cfg_gpio(void);
+extern int s3c64xx_spi2_cfg_gpio(void);
extern struct s3c64xx_spi_info s3c64xx_spi0_pdata;
extern struct s3c64xx_spi_info s3c64xx_spi1_pdata;
diff --git a/arch/arm/plat-samsung/include/plat/watchdog-reset.h b/arch/arm/plat-samsung/include/plat/watchdog-reset.h
index f19aff19205c..bc4db9b04e36 100644
--- a/arch/arm/plat-samsung/include/plat/watchdog-reset.h
+++ b/arch/arm/plat-samsung/include/plat/watchdog-reset.h
@@ -25,7 +25,7 @@ static inline void arch_wdt_reset(void)
__raw_writel(0, S3C2410_WTCON); /* disable watchdog, to be safe */
- if (s3c2410_wdtclk)
+ if (!IS_ERR(s3c2410_wdtclk))
clk_enable(s3c2410_wdtclk);
/* put initial values into count and data */
diff --git a/arch/arm/plat-samsung/pd.c b/arch/arm/plat-samsung/pd.c
deleted file mode 100644
index 312b510d86b7..000000000000
--- a/arch/arm/plat-samsung/pd.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/* linux/arch/arm/plat-samsung/pd.c
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * Samsung Power domain support
- *
- * 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/init.h>
-#include <linux/export.h>
-#include <linux/platform_device.h>
-#include <linux/err.h>
-#include <linux/pm_runtime.h>
-
-#include <plat/pd.h>
-
-static int samsung_pd_probe(struct platform_device *pdev)
-{
- struct samsung_pd_info *pdata = pdev->dev.platform_data;
- struct device *dev = &pdev->dev;
-
- if (!pdata) {
- dev_err(dev, "no device data specified\n");
- return -ENOENT;
- }
-
- pm_runtime_set_active(dev);
- pm_runtime_enable(dev);
-
- dev_info(dev, "power domain registered\n");
- return 0;
-}
-
-static int __devexit samsung_pd_remove(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
-
- pm_runtime_disable(dev);
- return 0;
-}
-
-static int samsung_pd_runtime_suspend(struct device *dev)
-{
- struct samsung_pd_info *pdata = dev->platform_data;
- int ret = 0;
-
- if (pdata->disable)
- ret = pdata->disable(dev);
-
- dev_dbg(dev, "suspended\n");
- return ret;
-}
-
-static int samsung_pd_runtime_resume(struct device *dev)
-{
- struct samsung_pd_info *pdata = dev->platform_data;
- int ret = 0;
-
- if (pdata->enable)
- ret = pdata->enable(dev);
-
- dev_dbg(dev, "resumed\n");
- return ret;
-}
-
-static const struct dev_pm_ops samsung_pd_pm_ops = {
- .runtime_suspend = samsung_pd_runtime_suspend,
- .runtime_resume = samsung_pd_runtime_resume,
-};
-
-static struct platform_driver samsung_pd_driver = {
- .driver = {
- .name = "samsung-pd",
- .owner = THIS_MODULE,
- .pm = &samsung_pd_pm_ops,
- },
- .probe = samsung_pd_probe,
- .remove = __devexit_p(samsung_pd_remove),
-};
-
-static int __init samsung_pd_init(void)
-{
- int ret;
-
- ret = platform_driver_register(&samsung_pd_driver);
- if (ret)
- printk(KERN_ERR "%s: failed to add PD driver\n", __func__);
-
- return ret;
-}
-arch_initcall(samsung_pd_init);
diff --git a/arch/arm/plat-samsung/pwm.c b/arch/arm/plat-samsung/pwm.c
index c559d8438c70..d3583050fb05 100644
--- a/arch/arm/plat-samsung/pwm.c
+++ b/arch/arm/plat-samsung/pwm.c
@@ -36,7 +36,6 @@ struct pwm_device {
unsigned int duty_ns;
unsigned char tcon_base;
- unsigned char running;
unsigned char use_count;
unsigned char pwm_id;
};
@@ -116,7 +115,6 @@ int pwm_enable(struct pwm_device *pwm)
local_irq_restore(flags);
- pwm->running = 1;
return 0;
}
@@ -134,8 +132,6 @@ void pwm_disable(struct pwm_device *pwm)
__raw_writel(tcon, S3C2410_TCON);
local_irq_restore(flags);
-
- pwm->running = 0;
}
EXPORT_SYMBOL(pwm_disable);
diff --git a/arch/arm/plat-samsung/s3c-dma-ops.c b/arch/arm/plat-samsung/s3c-dma-ops.c
index 781494912827..f99448c48d30 100644
--- a/arch/arm/plat-samsung/s3c-dma-ops.c
+++ b/arch/arm/plat-samsung/s3c-dma-ops.c
@@ -36,30 +36,26 @@ static void s3c_dma_cb(struct s3c2410_dma_chan *channel, void *param,
}
static unsigned s3c_dma_request(enum dma_ch dma_ch,
- struct samsung_dma_info *info)
+ struct samsung_dma_req *param)
{
struct cb_data *data;
- if (s3c2410_dma_request(dma_ch, info->client, NULL) < 0) {
- s3c2410_dma_free(dma_ch, info->client);
+ if (s3c2410_dma_request(dma_ch, param->client, NULL) < 0) {
+ s3c2410_dma_free(dma_ch, param->client);
return 0;
}
+ if (param->cap == DMA_CYCLIC)
+ s3c2410_dma_setflags(dma_ch, S3C2410_DMAF_CIRCULAR);
+
data = kzalloc(sizeof(struct cb_data), GFP_KERNEL);
data->ch = dma_ch;
list_add_tail(&data->node, &dma_list);
- s3c2410_dma_devconfig(dma_ch, info->direction, info->fifo);
-
- if (info->cap == DMA_CYCLIC)
- s3c2410_dma_setflags(dma_ch, S3C2410_DMAF_CIRCULAR);
-
- s3c2410_dma_config(dma_ch, info->width);
-
return (unsigned)dma_ch;
}
-static int s3c_dma_release(unsigned ch, struct s3c2410_dma_client *client)
+static int s3c_dma_release(unsigned ch, void *param)
{
struct cb_data *data;
@@ -68,16 +64,24 @@ static int s3c_dma_release(unsigned ch, struct s3c2410_dma_client *client)
break;
list_del(&data->node);
- s3c2410_dma_free(ch, client);
+ s3c2410_dma_free(ch, param);
kfree(data);
return 0;
}
-static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep_info *info)
+static int s3c_dma_config(unsigned ch, struct samsung_dma_config *param)
+{
+ s3c2410_dma_devconfig(ch, param->direction, param->fifo);
+ s3c2410_dma_config(ch, param->width);
+
+ return 0;
+}
+
+static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep *param)
{
struct cb_data *data;
- int len = (info->cap == DMA_CYCLIC) ? info->period : info->len;
+ int len = (param->cap == DMA_CYCLIC) ? param->period : param->len;
list_for_each_entry(data, &dma_list, node)
if (data->ch == ch)
@@ -85,11 +89,11 @@ static int s3c_dma_prepare(unsigned ch, struct samsung_dma_prep_info *info)
if (!data->fp) {
s3c2410_dma_set_buffdone_fn(ch, s3c_dma_cb);
- data->fp = info->fp;
- data->fp_param = info->fp_param;
+ data->fp = param->fp;
+ data->fp_param = param->fp_param;
}
- s3c2410_dma_enqueue(ch, (void *)data, info->buf, len);
+ s3c2410_dma_enqueue(ch, (void *)data, param->buf, len);
return 0;
}
@@ -117,6 +121,7 @@ static inline int s3c_dma_stop(unsigned ch)
static struct samsung_dma_ops s3c_dma_ops = {
.request = s3c_dma_request,
.release = s3c_dma_release,
+ .config = s3c_dma_config,
.prepare = s3c_dma_prepare,
.trigger = s3c_dma_trigger,
.started = s3c_dma_started,
diff --git a/arch/arm/plat-samsung/s5p-clock.c b/arch/arm/plat-samsung/s5p-clock.c
index 031a61899bef..48a159911037 100644
--- a/arch/arm/plat-samsung/s5p-clock.c
+++ b/arch/arm/plat-samsung/s5p-clock.c
@@ -37,6 +37,7 @@ struct clk clk_ext_xtal_mux = {
struct clk clk_xusbxti = {
.name = "xusbxti",
.id = -1,
+ .rate = 24000000,
};
struct clk s5p_clk_27m = {