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Commit 1858ced3 authored by Mike Rapoport's avatar Mike Rapoport Committed by Eric Miao
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[ARM] pxa/cm-x300: add rtc-v3020 device registration 



Signed-off-by: default avatarMike Rapoport <mike@compulab.co.il>
Signed-off-by: default avatarEric Miao <eric.miao@marvell.com>
parent b3992b66

arch/arm/mach-pxa/cm-x300.c

+38 −0
Original line number Diff line number Diff line
@@ -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")