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-rw-r--r--arch/arm/mach-pxa/cm-x300.c55
1 files changed, 54 insertions, 1 deletions
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index a9f48b1cb54a..465da26591bd 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -21,18 +21,20 @@
#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>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
+#include <asm/setup.h>
#include <mach/pxa300.h>
#include <mach/pxafb.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
-#include <mach/i2c.h>
+#include <plat/i2c.h>
#include <mach/pxa3xx_nand.h>
#include <asm/mach/map.h>
@@ -46,6 +48,11 @@
#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 +142,12 @@ 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,
@@ -265,6 +278,7 @@ static struct mtd_partition cm_x300_nand_partitions[] = {
static struct pxa3xx_nand_platform_data cm_x300_nand_info = {
.enable_arbiter = 1,
+ .keep_config = 1,
.parts = cm_x300_nand_partitions,
.nr_parts = ARRAY_SIZE(cm_x300_nand_partitions),
};
@@ -441,6 +455,31 @@ 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 */
@@ -453,6 +492,19 @@ static void __init cm_x300_init(void)
cm_x300_init_nand();
cm_x300_init_leds();
cm_x300_init_i2c();
+ cm_x300_init_rtc();
+}
+
+static void __init cm_x300_fixup(struct machine_desc *mdesc, struct tag *tags,
+ char **cmdline, struct meminfo *mi)
+{
+ mi->nr_banks = 2;
+ mi->bank[0].start = 0xa0000000;
+ mi->bank[0].node = 0;
+ mi->bank[0].size = (64*1024*1024);
+ mi->bank[1].start = 0xc0000000;
+ mi->bank[1].node = 0;
+ mi->bank[1].size = (64*1024*1024);
}
MACHINE_START(CM_X300, "CM-X300 module")
@@ -463,4 +515,5 @@ MACHINE_START(CM_X300, "CM-X300 module")
.init_irq = pxa3xx_init_irq,
.timer = &pxa_timer,
.init_machine = cm_x300_init,
+ .fixup = cm_x300_fixup,
MACHINE_END