#define S3C24XX_PA_TIMER S3C2410_PA_TIMER
#define S3C24XX_PA_USBDEV S3C2410_PA_USBDEV
#define S3C24XX_PA_WATCHDOG S3C2410_PA_WATCHDOG
-#define S3C24XX_PA_IIC S3C2410_PA_IIC
#define S3C24XX_PA_IIS S3C2410_PA_IIS
#define S3C24XX_PA_GPIO S3C2410_PA_GPIO
#define S3C24XX_PA_RTC S3C2410_PA_RTC
#define S3C24XX_PA_SDI S3C2410_PA_SDI
#define S3C24XX_PA_NAND S3C2410_PA_NAND
+#define S3C_PA_IIC S3C2410_PA_IIC
#define S3C_PA_UART S3C24XX_PA_UART
#define S3C_PA_HSMMC0 S3C2443_PA_HSMMC
#include <mach/regs-lcd.h>
#include <mach/regs-gpio.h>
+#include <plat/iic.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#endif
&s3c_device_adc,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_usb,
&s3c_device_rtc,
&s3c_device_usbgadget,
#ifdef CONFIG_FB_S3C2410
s3c24xx_fb_set_platdata(&amlm5900_fb_info);
#endif
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(amlm5900_devices, ARRAY_SIZE(amlm5900_devices));
}
* standard 100KHz i2c bus frequency
*/
-static struct s3c2410_platform_i2c bast_i2c_info = {
+static struct s3c2410_platform_i2c __initdata bast_i2c_info = {
.flags = 0,
.slave_addr = 0x10,
.bus_freq = 100*1000,
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_rtc,
&s3c_device_nand,
&bast_device_dm9k,
s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks));
s3c_device_nand.dev.platform_data = &bast_nand_info;
- s3c_device_i2c.dev.platform_data = &bast_i2c_info;
+
+ s3c_i2c0_set_platdata(&bast_i2c_info);
s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc));
s3c24xx_init_clocks(0);
#include <mach/h1940-latch.h>
#include <mach/fb.h>
#include <plat/udc.h>
+#include <plat/iic.h>
#include <plat/clock.h>
#include <plat/devs.h>
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_usbgadget,
&s3c_device_leds,
s3c24xx_fb_set_platdata(&h1940_fb_info);
s3c24xx_udc_set_platdata(&h1940_udc_cfg);
+ s3c_i2c0_set_platdata(NULL);
/* Turn off suspend on both USB ports, and switch the
* selectable USB port to USB device mode. */
static struct platform_device *n30_devices[] __initdata = {
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_usb,
&s3c_device_usbgadget,
static struct platform_device *n35_devices[] __initdata = {
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_usbgadget,
&n35_button_device,
static void __init n30_init(void)
{
s3c24xx_fb_set_platdata(&n30_fb_info);
- s3c_device_i2c.dev.platform_data = &n30_i2ccfg;
+ s3c_device_i2c0.dev.platform_data = &n30_i2ccfg;
s3c24xx_udc_set_platdata(&n30_udc_cfg);
/* Turn off suspend on both USB ports, and switch the
#include <plat/s3c2410.h>
#include <plat/clock.h>
#include <plat/devs.h>
+#include <plat/iic.h>
#include <plat/cpu.h>
static struct map_desc otom11_iodesc[] __initdata = {
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_rtc,
&otom_device_nor,
static void __init otom11_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
}
#include <plat/udc.h>
#include <mach/spi.h>
#include <mach/spi-gpio.h>
+#include <plat/iic.h>
#include <plat/common-smdk.h>
#include <plat/devs.h>
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_sdi,
&s3c_device_usbgadget,
s3c2410_gpio_setpin(S3C2410_GPB0, 1);
s3c24xx_udc_set_platdata(&qt2410_udc_cfg);
+ s3c_i2c0_set_platdata(NULL);
s3c2410_gpio_cfgpin(S3C2410_GPB5, S3C2410_GPIO_OUTPUT);
#include <asm/mach-types.h>
#include <plat/regs-serial.h>
+#include <plat/iic.h>
#include <plat/devs.h>
#include <plat/cpu.h>
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
};
static void __init smdk2410_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(smdk2410_devices, ARRAY_SIZE(smdk2410_devices));
smdk_machine_init();
}
#include <asm/mach-types.h>
#include <plat/regs-serial.h>
+#include <plat/iic.h>
#include <plat/devs.h>
#include <plat/cpu.h>
static struct platform_device *tct_hammer_devices[] __initdata = {
&s3c_device_adc,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_usb,
&s3c_device_rtc,
&s3c_device_usbgadget,
static void __init tct_hammer_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
}
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
+#include <plat/iic.h>
#include "usb-simtec.h"
#include "nor-simtec.h"
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_adc,
&serial_device,
&vr1000_dm9k0,
static void __init vr1000_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(vr1000_devices, ARRAY_SIZE(vr1000_devices));
i2c_register_board_info(0, vr1000_i2c_devs,
#include <plat/cpu.h>
#include <plat/pm.h>
#include <plat/udc.h>
+#include <plat/iic.h>
static struct map_desc jive_iodesc[] __initdata = {
};
/* I2C bus and device configuration. */
-static struct s3c2410_platform_i2c jive_i2c_cfg = {
+static struct s3c2410_platform_i2c jive_i2c_cfg __initdata = {
.max_freq = 80 * 1000,
.bus_freq = 50 * 1000,
.flags = S3C_IICFLG_FILTER,
.sda_delay = 2,
};
-static struct i2c_board_info jive_i2c_devs[] = {
+static struct i2c_board_info jive_i2c_devs[] __initdata = {
[0] = {
I2C_BOARD_INFO("lis302dl", 0x1c),
.irq = IRQ_EINT14,
&s3c_device_usb,
&s3c_device_rtc,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_lcd,
&jive_device_lcdspi,
&jive_device_wm8750,
spi_register_board_info(jive_spi_devs, ARRAY_SIZE(jive_spi_devs));
- s3c_device_i2c.dev.platform_data = &jive_i2c_cfg;
+ s3c_i2c0_set_platdata(&jive_i2c_cfg);
i2c_register_board_info(0, jive_i2c_devs, ARRAY_SIZE(jive_i2c_devs));
pm_power_off = jive_power_off;
#include <mach/idle.h>
#include <plat/udc.h>
+#include <plat/iic.h>
#include <mach/fb.h>
#include <plat/s3c2410.h>
&s3c_device_usb,
//&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_usbgadget,
};
s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
smdk_machine_init();
#include <mach/idle.h>
#include <mach/fb.h>
+#include <plat/iic.h>
#include <plat/nand.h>
#include <plat/s3c2410.h>
static struct platform_device *vstms_devices[] __initdata = {
&s3c_device_usb,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_rtc,
&s3c_device_nand,
static void __init vstms_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
}
#include <mach/regs-mem.h>
#include <mach/regs-lcd.h>
#include <plat/nand.h>
+#include <plat/iic.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
&s3c_device_usb,
&s3c_device_wdt,
&s3c_device_adc,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_rtc,
&s3c_device_nand,
&anubis_device_ide0,
static void __init anubis_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(anubis_devices, ARRAY_SIZE(anubis_devices));
i2c_register_board_info(0, anubis_i2c_devs,
#include <mach/regs-mem.h>
#include <mach/regs-lcd.h>
#include <plat/nand.h>
+#include <plat/iic.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
&s3c_device_usb,
&s3c_device_wdt,
&s3c_device_adc,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_rtc,
&s3c_device_nand,
&at2440evb_device_eth,
static void __init at2440evb_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices));
}
//#include <asm/debug-ll.h>
#include <mach/regs-gpio.h>
#include <plat/regs-serial.h>
+#include <plat/iic.h>
#include <plat/s3c2410.h>
#include <plat/s3c2440.h>
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_rtc,
&s3c_device_camif,
static void __init nexcoder_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
};
#include <mach/regs-mem.h>
#include <mach/regs-lcd.h>
#include <plat/nand.h>
+#include <plat/iic.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
/* Standard Osiris devices */
static struct platform_device *osiris_devices[] __initdata = {
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_wdt,
&s3c_device_nand,
&osiris_pcmcia,
sysdev_class_register(&osiris_pm_sysclass);
sysdev_register(&osiris_pm_sysdev);
+ s3c_i2c0_set_platdata(NULL);
+
i2c_register_board_info(0, osiris_i2c_devs,
ARRAY_SIZE(osiris_i2c_devs));
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_nand,
};
#include <mach/idle.h>
#include <mach/fb.h>
+#include <plat/iic.h>
#include <plat/s3c2410.h>
#include <plat/s3c2440.h>
&s3c_device_usb,
&s3c_device_lcd,
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_iis,
};
static void __init smdk2440_machine_init(void)
{
s3c24xx_fb_set_platdata(&smdk2440_fb_info);
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
smdk_machine_init();
#include <mach/idle.h>
#include <mach/fb.h>
+#include <plat/iic.h>
#include <plat/s3c2410.h>
#include <plat/s3c2440.h>
static struct platform_device *smdk2443_devices[] __initdata = {
&s3c_device_wdt,
- &s3c_device_i2c,
+ &s3c_device_i2c0,
&s3c_device_hsmmc0,
};
static void __init smdk2443_machine_init(void)
{
+ s3c_i2c0_set_platdata(NULL);
platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
smdk_machine_init();
}
#define S3C24XX_PA_TIMER S3C24A0_PA_TIMER
#define S3C24XX_PA_USBDEV S3C24A0_PA_USBDEV
#define S3C24XX_PA_WATCHDOG S3C24A0_PA_WATCHDOG
-#define S3C24XX_PA_IIC S3C24A0_PA_IIC
#define S3C24XX_PA_IIS S3C24A0_PA_IIS
#define S3C24XX_PA_GPIO S3C24A0_PA_GPIO
#define S3C24XX_PA_RTC S3C24A0_PA_RTC
#define S3C24XX_PA_NAND S3C24A0_PA_NAND
#define S3C_PA_UART S3C24A0_PA_UART
+#define S3C_PA_IIC S3C24A0_PA_IIC
#endif /* __ASM_ARCH_24A0_MAP_H */
#define S3C64XX_PA_SYSCON (0x7E00F000)
#define S3C64XX_PA_TIMER (0x7F006000)
+#define S3C64XX_PA_IIC0 (0x7F004000)
#define S3C64XX_PA_GPIO (0x7F008000)
#define S3C64XX_VA_GPIO S3C_ADDR(0x00500000)
#define S3C_PA_HSMMC0 S3C64XX_PA_HSMMC0
#define S3C_PA_HSMMC1 S3C64XX_PA_HSMMC1
#define S3C_PA_HSMMC2 S3C64XX_PA_HSMMC2
+#define S3C_PA_IIC S3C64XX_PA_IIC0
#endif /* __ASM_ARCH_6400_MAP_H */
obj-$(CONFIG_S3C_DEV_HSMMC) += dev-hsmmc.o
obj-$(CONFIG_S3C_DEV_HSMMC1) += dev-hsmmc1.o
+obj-y += dev-i2c0.o
--- /dev/null
+/* linux/arch/arm/plat-s3c/dev-i2c0.c
+ *
+ * Copyright 2008 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ * http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for i2c device 0
+ *
+ * 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/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/map.h>
+
+#include <plat/regs-iic.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_i2c_resource[] = {
+ [0] = {
+ .start = S3C_PA_IIC,
+ .end = S3C_PA_IIC + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_IIC,
+ .end = IRQ_IIC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device s3c_device_i2c0 = {
+ .name = "s3c2410-i2c",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s3c_i2c_resource),
+ .resource = s3c_i2c_resource,
+};
+
+struct s3c2410_platform_i2c default_i2c_data __initdata = {
+ .flags = 0,
+ .slave_addr = 0x10,
+ .bus_freq = 100*1000,
+ .max_freq = 400*1000,
+ .sda_delay = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+};
+
+void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+ struct s3c2410_platform_i2c *npd;
+
+ if (!pd)
+ pd = &default_i2c_data;
+
+ npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
+ if (!npd)
+ printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+ else if (!npd->cfg_gpio)
+ npd->cfg_gpio = s3c_i2c0_cfg_gpio;
+
+ s3c_device_i2c0.dev.platform_data = npd;
+}
extern struct platform_device s3c_device_usb;
extern struct platform_device s3c_device_lcd;
extern struct platform_device s3c_device_wdt;
-extern struct platform_device s3c_device_i2c;
+extern struct platform_device s3c_device_i2c0;
extern struct platform_device s3c_device_iis;
extern struct platform_device s3c_device_rtc;
extern struct platform_device s3c_device_adc;
unsigned long max_freq; /* max frequency for the bus */
unsigned long min_freq; /* min frequency for the bus */
unsigned int sda_delay; /* pclks (s3c2440 only) */
+
+ void (*cfg_gpio)(struct platform_device *dev);
};
+/**
+ * s3c_i2c0_set_platdata - set platform data for i2c0 device
+ * @i2c: The platform data to set, or NULL for default data.
+ *
+ * Register the given platform data for use with the i2c0 device. This
+ * call copies the platform data, so the caller can use __initdata for
+ * their copy.
+ *
+ * This call will set cfg_gpio if is null to the default platform
+ * implementation.
+ *
+ * Any user of s3c_device_i2c0 should call this, even if it is with
+ * NULL to ensure that the device is given the default platform data
+ * as the driver will no longer carry defaults.
+ */
+extern void s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *i2c);
+
+/* defined by architecture to configure gpio */
+extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);
+
#endif /* __ASM_ARCH_IIC_H */
obj-$(CONFIG_S3C2410_CLOCK) += s3c2410-clock.o
obj-$(CONFIG_S3C2410_DMA) += dma.o
+# device specific setup and/or initialisation
+obj-$(CONFIG_ARCH_S3C2410) += setup-i2c.o
+
# SPI gpio central GPIO functions
obj-$(CONFIG_S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13) += spi-bus0-gpe11_12_13.o
EXPORT_SYMBOL(s3c_device_wdt);
-/* I2C */
-
-static struct resource s3c_i2c_resource[] = {
- [0] = {
- .start = S3C24XX_PA_IIC,
- .end = S3C24XX_PA_IIC + S3C24XX_SZ_IIC - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_IIC,
- .end = IRQ_IIC,
- .flags = IORESOURCE_IRQ,
- }
-
-};
-
-struct platform_device s3c_device_i2c = {
- .name = "s3c2410-i2c",
- .id = -1,
- .num_resources = ARRAY_SIZE(s3c_i2c_resource),
- .resource = s3c_i2c_resource,
-};
-
-EXPORT_SYMBOL(s3c_device_i2c);
-
/* IIS */
static struct resource s3c_iis_resource[] = {
/* Standard size definitions for peripheral blocks. */
-#define S3C24XX_SZ_IIC SZ_1M
#define S3C24XX_SZ_IIS SZ_1M
#define S3C24XX_SZ_ADC SZ_1M
#define S3C24XX_SZ_SPI SZ_1M
/* rename any peripherals used differing from the s3c2410 */
s3c_device_sdi.name = "s3c2440-sdi";
- s3c_device_i2c.name = "s3c2440-i2c";
+ s3c_device_i2c0.name = "s3c2440-i2c";
s3c_device_nand.name = "s3c2440-nand";
s3c_device_usbgadget.name = "s3c2440-usbgadget";
}
--- /dev/null
+/* linux/arch/arm/plat-s3c24xx/setup-i2c.c
+ *
+ * Copyright 2008 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX Base setup for i2c device
+ *
+ * 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/kernel.h>
+
+struct platform_device;
+
+#include <plat/iic.h>
+#include <mach/hardware.h>
+#include <mach/regs-gpio.h>
+
+void s3c_i2c0_cfg_gpio(struct platform_device *dev)
+{
+ s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_IICSDA);
+ s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_IICSCL);
+}