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-rw-r--r--arch/arm/plat-s3c64xx/Makefile9
-rw-r--r--arch/arm/plat-samsung/Kconfig6
-rw-r--r--arch/arm/plat-samsung/adc.c24
-rw-r--r--arch/arm/plat-samsung/dev-usb-hsotg.c7
-rw-r--r--arch/arm/plat-samsung/include/plat/regs-adc.h1
-rw-r--r--drivers/serial/Kconfig18
-rw-r--r--drivers/serial/s3c2412.c1
7 files changed, 55 insertions, 11 deletions
diff --git a/arch/arm/plat-s3c64xx/Makefile b/arch/arm/plat-s3c64xx/Makefile
index 80255a5e1789..33a73f3e9f01 100644
--- a/arch/arm/plat-s3c64xx/Makefile
+++ b/arch/arm/plat-s3c64xx/Makefile
@@ -40,11 +40,16 @@ obj-$(CONFIG_S3C64XX_DMA) += dma.o
obj-$(CONFIG_S3C_ADC) += dev-adc.o
+# SPI support
+obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o
+
+# Device support
+obj-y += dev-audio.o
+
# Device setup
obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o
obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o
obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP) += setup-fb-24bpp.o
obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
-obj-$(CONFIG_SND_S3C24XX_SOC) += dev-audio.o
-obj-$(CONFIG_SPI_S3C64XX) += dev-spi.o
+
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 1c2fe91c23e9..72da6461db12 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -132,6 +132,12 @@ config S3C_DEV_NAND
help
Compile in platform device definition for NAND controller
+config S3C64XX_DEV_SPI
+ bool
+ help
+ Compile in platform device definitions for S3C64XX's type
+ SPI controllers.
+
comment "Power management"
config SAMSUNG_PM_DEBUG
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c
index c7659b7378b1..81caf2135721 100644
--- a/arch/arm/plat-samsung/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -262,6 +262,7 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw)
{
struct adc_device *adc = pw;
struct s3c_adc_client *client = adc->cur;
+ enum s3c_cpu_type cpu = platform_get_device_id(adc->pdev)->driver_data;
unsigned long flags;
unsigned data0, data1;
@@ -276,9 +277,17 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw)
client->nr_samples--;
+ if (cpu == TYPE_S3C64XX) {
+ /* S3C64XX ADC resolution is 12-bit */
+ data0 &= 0xfff;
+ data1 &= 0xfff;
+ } else {
+ data0 &= 0x3ff;
+ data1 &= 0x3ff;
+ }
+
if (client->convert_cb)
- (client->convert_cb)(client, data0 & 0x3ff, data1 & 0x3ff,
- &client->nr_samples);
+ (client->convert_cb)(client, data0, data1, &client->nr_samples);
if (client->nr_samples > 0) {
/* fire another conversion for this */
@@ -295,7 +304,7 @@ static irqreturn_t s3c_adc_irq(int irq, void *pw)
}
exit:
- if (platform_get_device_id(adc->pdev)->driver_data == TYPE_S3C64XX) {
+ if (cpu == TYPE_S3C64XX) {
/* Clear ADC interrupt */
writel(0, adc->regs + S3C64XX_ADCCLRINT);
}
@@ -308,6 +317,7 @@ static int s3c_adc_probe(struct platform_device *pdev)
struct adc_device *adc;
struct resource *regs;
int ret;
+ unsigned tmp;
adc = kzalloc(sizeof(struct adc_device), GFP_KERNEL);
if (adc == NULL) {
@@ -354,8 +364,12 @@ static int s3c_adc_probe(struct platform_device *pdev)
clk_enable(adc->clk);
- writel(adc->prescale | S3C2410_ADCCON_PRSCEN,
- adc->regs + S3C2410_ADCCON);
+ tmp = adc->prescale | S3C2410_ADCCON_PRSCEN;
+ if (platform_get_device_id(pdev)->driver_data == TYPE_S3C64XX) {
+ /* Enable 12-bit ADC resolution */
+ tmp |= S3C64XX_ADCCON_RESSEL;
+ }
+ writel(tmp, adc->regs + S3C2410_ADCCON);
dev_info(dev, "attached adc driver\n");
diff --git a/arch/arm/plat-samsung/dev-usb-hsotg.c b/arch/arm/plat-samsung/dev-usb-hsotg.c
index e2f604b51c86..33a844ab6917 100644
--- a/arch/arm/plat-samsung/dev-usb-hsotg.c
+++ b/arch/arm/plat-samsung/dev-usb-hsotg.c
@@ -14,6 +14,7 @@
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
#include <mach/irqs.h>
#include <mach/map.h>
@@ -33,9 +34,15 @@ static struct resource s3c_usb_hsotg_resources[] = {
},
};
+static u64 s3c_hsotg_dmamask = DMA_BIT_MASK(32);
+
struct platform_device s3c_device_usb_hsotg = {
.name = "s3c-hsotg",
.id = -1,
.num_resources = ARRAY_SIZE(s3c_usb_hsotg_resources),
.resource = s3c_usb_hsotg_resources,
+ .dev = {
+ .dma_mask = &s3c_hsotg_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
};
diff --git a/arch/arm/plat-samsung/include/plat/regs-adc.h b/arch/arm/plat-samsung/include/plat/regs-adc.h
index f43c8dab39e4..7554c4fcddb9 100644
--- a/arch/arm/plat-samsung/include/plat/regs-adc.h
+++ b/arch/arm/plat-samsung/include/plat/regs-adc.h
@@ -25,6 +25,7 @@
/* ADCCON Register Bits */
+#define S3C64XX_ADCCON_RESSEL (1<<16)
#define S3C2410_ADCCON_ECFLG (1<<15)
#define S3C2410_ADCCON_PRSCEN (1<<14)
#define S3C2410_ADCCON_PRSCVL(x) (((x)&0xFF)<<6)
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index ebdd2b984d16..b2157c36566d 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -447,7 +447,7 @@ config SERIAL_CLPS711X_CONSOLE
config SERIAL_SAMSUNG
tristate "Samsung SoC serial support"
- depends on ARM && PLAT_S3C
+ depends on ARM && PLAT_SAMSUNG
select SERIAL_CORE
help
Support for the on-chip UARTs on the Samsung S3C24XX series CPUs,
@@ -455,11 +455,18 @@ config SERIAL_SAMSUNG
provide all of these ports, depending on how the serial port
pins are configured.
+config SERIAL_SAMSUNG_UARTS_4
+ bool
+ depends on ARM && PLAT_SAMSUNG
+ default y if CPU_S3C2443
+ help
+ Internal node for the common case of 4 Samsung compatible UARTs
+
config SERIAL_SAMSUNG_UARTS
int
- depends on ARM && PLAT_S3C
+ depends on ARM && PLAT_SAMSUNG
default 2 if ARCH_S3C2400
- default 4 if ARCH_S5P6440 || ARCH_S5PC1XX || ARCH_S5PV210 || ARCH_S3C64XX || CPU_S3C2443
+ default 4 if SERIAL_SAMSUNG_UARTS_4
default 3
help
Select the number of available UART ports for the Samsung S3C
@@ -526,8 +533,9 @@ config SERIAL_S3C24A0
Serial port support for the Samsung S3C24A0 SoC
config SERIAL_S3C6400
- tristate "Samsung S3C6400/S3C6410/S5P6440 Serial port support"
+ tristate "Samsung S3C6400/S3C6410/S5P6440 Seria port support"
depends on SERIAL_SAMSUNG && (CPU_S3C6400 || CPU_S3C6410 || CPU_S5P6440)
+ select SERIAL_SAMSUNG_UARTS_4
default y
help
Serial port support for the Samsung S3C6400, S3C6410 and S5P6440
@@ -536,6 +544,7 @@ config SERIAL_S3C6400
config SERIAL_S5PC100
tristate "Samsung S5PC100 Serial port support"
depends on SERIAL_SAMSUNG && CPU_S5PC100
+ select SERIAL_SAMSUNG_UARTS_4
default y
help
Serial port support for the Samsung S5PC100 SoCs
@@ -543,6 +552,7 @@ config SERIAL_S5PC100
config SERIAL_S5PV210
tristate "Samsung S5PV210 Serial port support"
depends on SERIAL_SAMSUNG && CPU_S5PV210
+ select SERIAL_SAMSUNG_UARTS_4
default y
help
Serial port support for Samsung's S5P Family of SoC's
diff --git a/drivers/serial/s3c2412.c b/drivers/serial/s3c2412.c
index ce75e28e36ef..1700b1a2fb7e 100644
--- a/drivers/serial/s3c2412.c
+++ b/drivers/serial/s3c2412.c
@@ -102,6 +102,7 @@ static struct s3c24xx_uart_info s3c2412_uart_inf = {
.name = "Samsung S3C2412 UART",
.type = PORT_S3C2412,
.fifosize = 64,
+ .has_divslot = 1,
.rx_fifomask = S3C2440_UFSTAT_RXMASK,
.rx_fifoshift = S3C2440_UFSTAT_RXSHIFT,
.rx_fifofull = S3C2440_UFSTAT_RXFULL,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 15:40:10 +0100