mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
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/*
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* linux/include/asm-mips/mach-jz4760/board-f4760.h
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*
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* JZ4760-based F4760 board ver 1.x definition.
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*
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* Copyright (C) 2008 Ingenic Semiconductor Inc.
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*
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* Author: <cwjia@ingenic.cn>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_JZ4760_F4760_H__
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#define __ASM_JZ4760_F4760_H__
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#define CONFIG_FPGA /* fuwa is an FPGA board */
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/*======================================================================
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* Frequencies of on-board oscillators
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*/
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#define JZ_EXTAL 24000000 /* Main extal freq: 12 MHz */
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#define JZ_EXTAL2 32768 /* RTC extal freq: 32.768 KHz */
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#define CFG_DIV 1 /* For FPGA */
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/*======================================================================
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* GPIO
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*/
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#define GPIO_SD_VCC_EN_N 113 /* GPD17 */
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#define GPIO_SD_CD_N 110 /* GPD14 */
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#define GPIO_SD_WP 112 /* GPD16 */
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#define GPIO_USB_DETE 102 /* GPD6 */
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#define GPIO_DC_DETE_N 103 /* GPD7 */
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#define GPIO_CHARG_STAT_N 111 /* GPD15 */
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#define GPIO_DISP_OFF_N 121 /* GPD25, LCD_REV */
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//#define GPIO_LED_EN 124 /* GPD28 */
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#define GPIO_UDC_HOTPLUG GPIO_USB_DETE
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/*======================================================================
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* LCD backlight
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*/
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#define GPIO_LCD_PWM (32*2+14) /* GPE14 PWM4 */
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#define LCD_PWM_CHN 4 /* pwm channel */
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#define LCD_PWM_FULL 101
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/* 100 level: 0,1,...,100 */
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#define __lcd_set_backlight_level(n) \
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do { \
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__gpio_as_output(GPIO_LCD_PWM); \
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__gpio_set_pin(GPIO_LCD_PWM); \
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} while (0)
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#define __lcd_close_backlight() \
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do { \
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__gpio_as_output(GPIO_LCD_PWM); \
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__gpio_clear_pin(GPIO_LCD_PWM); \
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} while (0)
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/*======================================================================
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* MMC/SD
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*/
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#define MSC_WP_PIN GPIO_SD_WP
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#define MSC_HOTPLUG_PIN GPIO_SD_CD_N
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#define MSC_HOTPLUG_IRQ (IRQ_GPIO_0 + GPIO_SD_CD_N)
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#define __msc_init_io() \
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do { \
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__gpio_as_output(GPIO_SD_VCC_EN_N); \
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__gpio_as_input(GPIO_SD_CD_N); \
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} while (0)
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#define __msc_enable_power() \
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do { \
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__gpio_clear_pin(GPIO_SD_VCC_EN_N); \
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} while (0)
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#define __msc_disable_power() \
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do { \
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__gpio_set_pin(GPIO_SD_VCC_EN_N); \
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} while (0)
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#define __msc_card_detected(s) \
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({ \
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int detected = 1; \
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if (__gpio_get_pin(GPIO_SD_CD_N)) \
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detected = 0; \
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detected; \
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})
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#endif /* __ASM_JZ4760_F4760_H__ */
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