As SPI platform devices are consolidated to plat-samsung, some
corresponding changes are required in the respective machine folder.
Setup files are added for SPI GPIO configurations.
SPI platform specific data is initialized in the corresponding
machine file.
Signed-off-by: Padmavathi Venna <padma.v@xxxxxxxxxxx>
---
arch/arm/mach-s5p64x0/Kconfig | 7 +++-
arch/arm/mach-s5p64x0/Makefile | 1 +
arch/arm/mach-s5p64x0/include/mach/map.h | 3 ++
arch/arm/mach-s5p64x0/mach-smdk6440.c | 19 +++++++++++++
arch/arm/mach-s5p64x0/mach-smdk6450.c | 19 +++++++++++++
arch/arm/mach-s5p64x0/setup-spi.c | 42 ++++++++++++++++++++++++++++++
6 files changed, 89 insertions(+), 2 deletions(-)
create mode 100644 arch/arm/mach-s5p64x0/setup-spi.c
diff --git a/arch/arm/mach-s5p64x0/Kconfig b/arch/arm/mach-s5p64x0/Kconfig
index 18690c5..dd8c85e 100644
--- a/arch/arm/mach-s5p64x0/Kconfig
+++ b/arch/arm/mach-s5p64x0/Kconfig
@@ -36,6 +36,11 @@ config S5P64X0_SETUP_I2C1
help
Common setup code for i2c bus 1.
+config S5P64X0_SETUP_SPI
+ bool
+ help
+ Common setup code for SPI GPIO configurations
+
# machine support
config MACH_SMDK6440
@@ -45,7 +50,6 @@ config MACH_SMDK6440
select S3C_DEV_I2C1
select S3C_DEV_RTC
select S3C_DEV_WDT
- select S3C64XX_DEV_SPI
select SAMSUNG_DEV_ADC
select SAMSUNG_DEV_BACKLIGHT
select SAMSUNG_DEV_PWM
@@ -62,7 +66,6 @@ config MACH_SMDK6450
select S3C_DEV_I2C1
select S3C_DEV_RTC
select S3C_DEV_WDT
- select S3C64XX_DEV_SPI
select SAMSUNG_DEV_ADC
select SAMSUNG_DEV_BACKLIGHT
select SAMSUNG_DEV_PWM
diff --git a/arch/arm/mach-s5p64x0/Makefile b/arch/arm/mach-s5p64x0/Makefile
index e24d316..a7d7a49 100644
--- a/arch/arm/mach-s5p64x0/Makefile
+++ b/arch/arm/mach-s5p64x0/Makefile
@@ -29,3 +29,4 @@ obj-y += dev-audio.o
obj-$(CONFIG_S5P64X0_SETUP_I2C1) += setup-i2c1.o
obj-$(CONFIG_S5P64X0_SETUP_FB_24BPP) += setup-fb-24bpp.o
+obj-$(CONFIG_S5P64X0_SETUP_SPI) += setup-spi.o
diff --git a/arch/arm/mach-s5p64x0/include/mach/map.h b/arch/arm/mach-s5p64x0/include/mach/map.h
index 4d3ac8a..c6af0fc 100644
--- a/arch/arm/mach-s5p64x0/include/mach/map.h
+++ b/arch/arm/mach-s5p64x0/include/mach/map.h
@@ -67,6 +67,8 @@
#define S3C_PA_RTC S5P64X0_PA_RTC
#define S3C_PA_WDT S5P64X0_PA_WDT
#define S3C_PA_FB S5P64X0_PA_FB
+#define S3C_PA_SPI0 S5P64X0_PA_SPI0
+#define S3C_PA_SPI1 S5P64X0_PA_SPI1
#define S5P_PA_CHIPID S5P64X0_PA_CHIPID
#define S5P_PA_SROMC S5P64X0_PA_SROMC
@@ -75,6 +77,7 @@
#define SAMSUNG_PA_ADC S5P64X0_PA_ADC
+
/* UART */
#define S5P6440_PA_UART(x) (0xEC000000 + ((x) * S3C_UART_OFFSET))
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c
index 4a1250c..0be83e2 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6440.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c
@@ -52,6 +52,7 @@
#include <plat/backlight.h>
#include <plat/fb.h>
#include <plat/regs-fb.h>
+#include <plat/s3c64xx-spi.h>
#define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
@@ -199,6 +200,24 @@ static struct platform_pwm_backlight_data smdk6440_bl_data = {
.pwm_id = 1,
};
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+static struct s3c64xx_spi_info smdk6440_spi0_pdata __initdata = {
+ .cfg_gpio = s3c64xx_spi0_cfg_gpio,
+ .fifo_lvl_mask = 0x1ff,
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+};
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+static struct s3c64xx_spi_info smdk6440_spi1_pdata __initdata = {
+ .cfg_gpio = s3c64xx_spi1_cfg_gpio,
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+};
+#endif
+
static void __init smdk6440_map_io(void)
{
s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c
index 0ab129e..81196a0 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6450.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c
@@ -52,6 +52,7 @@
#include <plat/backlight.h>
#include <plat/fb.h>
#include <plat/regs-fb.h>
+#include <plat/s3c64xx-spi.h>
#define SMDK6450_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
@@ -219,6 +220,24 @@ static struct platform_pwm_backlight_data smdk6450_bl_data = {
.pwm_id = 1,
};
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+static struct s3c64xx_spi_info smdk6450_spi0_pdata __initdata = {
+ .cfg_gpio = s3c64xx_spi0_cfg_gpio,
+ .fifo_lvl_mask = 0x1ff,
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+};
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+static struct s3c64xx_spi_info smdk6450_spi1_pdata __initdata = {
+ .cfg_gpio = s3c64xx_spi1_cfg_gpio,
+ .fifo_lvl_mask = 0x7f,
+ .rx_lvl_offset = 15,
+ .tx_st_done = 25,
+};
+#endif
+
static void __init smdk6450_map_io(void)
{
s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
diff --git a/arch/arm/mach-s5p64x0/setup-spi.c b/arch/arm/mach-s5p64x0/setup-spi.c
new file mode 100644
index 0000000..beee6b5
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/setup-spi.c
@@ -0,0 +1,42 @@
+/* linux/arch/arm/mach-s5p64x0/setup-spi0.c
+ *
+ * Copyright (C) 2011 Samsung Electronics 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.
+ */
+
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/cpu.h>
+
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+int s3c64xx_spi0_cfg_gpio(struct platform_device *dev)
+{
+ if (soc_is_s5p6450())
+ s3c_gpio_cfgall_range(S5P6450_GPC(0), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ else
+ s3c_gpio_cfgall_range(S5P6440_GPC(0), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+int s3c64xx_spi1_cfg_gpio(struct platform_device *dev)
+{
+ if (soc_is_s5p6450())
+ s3c_gpio_cfgall_range(S5P6450_GPC(4), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ else
+ s3c_gpio_cfgall_range(S5P6440_GPC(4), 3,
+ S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+ return 0;
+}
+#endif
--
1.7.0.4
--
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