mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-25 12:47:31 +02:00
dc3d3f1c49
it's basically also provided by ingenic and nativly based on 2.6.27, adjusted to fit into the OpenWrt-environment
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
|
|
* linux/include/asm-mips/mach-jz4740/board-virgo.h
|
|
*
|
|
* JZ4720-based VIRGO board ver 1.x definition.
|
|
*
|
|
* Copyright (C) 2006 - 2007 Ingenic Semiconductor Inc.
|
|
*
|
|
* Author: <lhhuang@ingenic.cn>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#ifndef __ASM_JZ4720_VIRGO_H__
|
|
#define __ASM_JZ4720_VIRGO_H__
|
|
|
|
/*======================================================================
|
|
* 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 VIRGO(JZ4720)
|
|
*/
|
|
#define GPIO_SD_VCC_EN_N 115 /* GPD19 */
|
|
#define GPIO_SD_CD_N 116 /* GPD20 */
|
|
#define GPIO_USB_DETE 114 /* GPD18 */
|
|
#define GPIO_DC_DETE_N 120 /* GPD24 */
|
|
#define GPIO_DISP_OFF_N 118 /* GPD22 */
|
|
#define GPIO_LED_EN 117 /* GPD21 */
|
|
|
|
#define GPIO_UDC_HOTPLUG GPIO_USB_DETE
|
|
|
|
/*======================================================================
|
|
* MMC/SD
|
|
*/
|
|
|
|
#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; \
|
|
if (__gpio_get_pin(GPIO_SD_CD_N)) \
|
|
detected = 0; \
|
|
detected; \
|
|
})
|
|
|
|
#endif /* __ASM_JZ4720_VIRGO_H__ */
|