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[ARM] pxa/cm-x300: add rtc-v3020 device registration 

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
This commit is contained in:
Mike Rapoport 2009-06-04 10:44:52 +03:00 committed by Eric Miao
parent b3992b6653
commit 1858ced3f9
1 changed files with 38 additions and 0 deletions
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38
arch/arm/mach-pxa/cm-x300.c
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@ -21,6 +21,7 @@
#include <linux/gpio.h>
#include <linux/dm9000.h>
#include <linux/leds.h>
#include <linux/rtc-v3020.h>
#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>
@ -46,6 +47,11 @@
#define CM_X300_MMC2_IRQ IRQ_GPIO(GPIO82_MMC2_IRQ)
#define GPIO95_RTC_CS (95)
#define GPIO96_RTC_WR (96)
#define GPIO97_RTC_RD (97)
#define GPIO98_RTC_IO (98)
static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
/* LCD */
GPIO54_LCD_LDD_0,
@ -135,6 +141,12 @@ static mfp_cfg_t cm_x300_mfp_cfg[] __initdata = {
GPIO85_GPIO, /* MMC WP */
GPIO99_GPIO, /* Ethernet IRQ */
/* RTC GPIOs */
GPIO95_GPIO, /* RTC CS */
GPIO96_GPIO, /* RTC WR */
GPIO97_GPIO, /* RTC RD */
GPIO98_GPIO, /* RTC IO */
/* Standard I2C */
GPIO21_I2C_SCL,
GPIO22_I2C_SDA,
@ -442,6 +454,31 @@ static void __init cm_x300_init_i2c(void)
static inline void cm_x300_init_i2c(void) {}
#endif
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
struct v3020_platform_data cm_x300_v3020_pdata = {
.use_gpio = 1,
.gpio_cs = GPIO95_RTC_CS,
.gpio_wr = GPIO96_RTC_WR,
.gpio_rd = GPIO97_RTC_RD,
.gpio_io = GPIO98_RTC_IO,
};
static struct platform_device cm_x300_rtc_device = {
.name = "v3020",
.id = -1,
.dev = {
.platform_data = &cm_x300_v3020_pdata,
}
};
static void __init cm_x300_init_rtc(void)
{
platform_device_register(&cm_x300_rtc_device);
}
#else
static inline void cm_x300_init_rtc(void) {}
#endif
static void __init cm_x300_init(void)
{
/* board-processor specific GPIO initialization */
@ -454,6 +491,7 @@ static void __init cm_x300_init(void)
cm_x300_init_nand();
cm_x300_init_leds();
cm_x300_init_i2c();
cm_x300_init_rtc();
}
MACHINE_START(CM_X300, "CM-X300 module")