mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-20 08:58:52 +09:00
![Simon Glass](/assets/img/avatar_default.png)
Try to maintain some consistency between these variables by using _plat as a suffix for them. Signed-off-by: Simon Glass <sjg@chromium.org>
64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright (C) 2012 Vikram Narayananan
|
|
* <vikram186@gmail.com>
|
|
* (C) Copyright 2012,2015 Stephen Warren
|
|
*/
|
|
|
|
#ifndef _BCM2835_GPIO_H_
|
|
#define _BCM2835_GPIO_H_
|
|
|
|
#define BCM2835_GPIO_COUNT 54
|
|
|
|
#define BCM2835_GPIO_FSEL_MASK 0x7
|
|
#define BCM2835_GPIO_INPUT 0x0
|
|
#define BCM2835_GPIO_OUTPUT 0x1
|
|
#define BCM2835_GPIO_ALT0 0x4
|
|
#define BCM2835_GPIO_ALT1 0x5
|
|
#define BCM2835_GPIO_ALT2 0x6
|
|
#define BCM2835_GPIO_ALT3 0x7
|
|
#define BCM2835_GPIO_ALT4 0x3
|
|
#define BCM2835_GPIO_ALT5 0x2
|
|
|
|
#define BCM2835_GPIO_COMMON_BANK(gpio) ((gpio < 32) ? 0 : 1)
|
|
#define BCM2835_GPIO_COMMON_SHIFT(gpio) (gpio & 0x1f)
|
|
|
|
#define BCM2835_GPIO_FSEL_BANK(gpio) (gpio / 10)
|
|
#define BCM2835_GPIO_FSEL_SHIFT(gpio) ((gpio % 10) * 3)
|
|
|
|
struct bcm2835_gpio_regs {
|
|
u32 gpfsel[6];
|
|
u32 reserved1;
|
|
u32 gpset[2];
|
|
u32 reserved2;
|
|
u32 gpclr[2];
|
|
u32 reserved3;
|
|
u32 gplev[2];
|
|
u32 reserved4;
|
|
u32 gpeds[2];
|
|
u32 reserved5;
|
|
u32 gpren[2];
|
|
u32 reserved6;
|
|
u32 gpfen[2];
|
|
u32 reserved7;
|
|
u32 gphen[2];
|
|
u32 reserved8;
|
|
u32 gplen[2];
|
|
u32 reserved9;
|
|
u32 gparen[2];
|
|
u32 reserved10;
|
|
u32 gppud;
|
|
u32 gppudclk[2];
|
|
};
|
|
|
|
/**
|
|
* struct bcm2835_gpio_plat - GPIO platform description
|
|
*
|
|
* @base: Base address of GPIO controller
|
|
*/
|
|
struct bcm2835_gpio_plat {
|
|
unsigned long base;
|
|
};
|
|
|
|
#endif /* _BCM2835_GPIO_H_ */
|