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openwrt-xburst/target/linux/xburst/files-2.6.27/include/asm-mips/mach-jz4740/board-leo.h
Mirko Vogt dc3d3f1c49 yet another patchset - 2.6.27
it's basically also provided by ingenic and nativly based on 2.6.27,
adjusted to fit into the OpenWrt-environment
2009-10-28 03:13:11 +08:00

57 lines
1.3 KiB
C

#ifndef __ASM_JZ4740_LEO_H__
#define __ASM_JZ4740_LEO_H__
/*
* Define your board specific codes here !!!
*/
/*======================================================================
* Frequencies of on-board oscillators
*/
#define JZ_EXTAL 12000000 /* Main extal freq: 12 MHz */
#define JZ_EXTAL2 32768 /* RTC extal freq: 32.768 KHz */
/*======================================================================
* GPIO
*/
#define GPIO_DISP_OFF_N 100
#define GPIO_SD_VCC_EN_N 119
#define GPIO_SD_CD_N 120
#define GPIO_SD_WP 111
/*======================================================================
* MMC/SD
*/
#define MSC_WP_PIN GPIO_SD_WP
#define MSC_HOTPLUG_PIN GPIO_SD_CD_N
#define MSC_HOTPLUG_IRQ (IRQ_GPIO_0 + GPIO_SD_CD_N)
#define __msc_init_io() \
do { \
__gpio_as_output(GPIO_SD_VCC_EN_N); \
__gpio_as_input(GPIO_SD_CD_N); \
} while (0)
#define __msc_enable_power() \
do { \
__gpio_clear_pin(GPIO_SD_VCC_EN_N); \
} while (0)
#define __msc_disable_power() \
do { \
__gpio_set_pin(GPIO_SD_VCC_EN_N); \
} while (0)
#define __msc_card_detected(s) \
({ \
int detected = 1; \
__gpio_as_input(GPIO_SD_CD_N); \
if (__gpio_get_pin(GPIO_SD_CD_N)) \
detected = 0; \
detected; \
})
#endif /* __ASM_JZ4740_BOARD_LEO_H__ */