mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-12 07:57:21 +00:00
3bc599c956
Uniformize STMicroelectronics copyrights headers for STM32 related code. Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
126 lines
2.4 KiB
C
126 lines
2.4 KiB
C
/*
|
|
* Copyright (C) 2017, STMicroelectronics - All Rights Reserved
|
|
* Author(s): Patrice Chotard, <patrice.chotard@st.com> for STMicroelectronics.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#ifndef _STM32_GPIO_H_
|
|
#define _STM32_GPIO_H_
|
|
#include <asm/gpio.h>
|
|
|
|
enum stm32_gpio_port {
|
|
STM32_GPIO_PORT_A = 0,
|
|
STM32_GPIO_PORT_B,
|
|
STM32_GPIO_PORT_C,
|
|
STM32_GPIO_PORT_D,
|
|
STM32_GPIO_PORT_E,
|
|
STM32_GPIO_PORT_F,
|
|
STM32_GPIO_PORT_G,
|
|
STM32_GPIO_PORT_H,
|
|
STM32_GPIO_PORT_I
|
|
};
|
|
|
|
enum stm32_gpio_pin {
|
|
STM32_GPIO_PIN_0 = 0,
|
|
STM32_GPIO_PIN_1,
|
|
STM32_GPIO_PIN_2,
|
|
STM32_GPIO_PIN_3,
|
|
STM32_GPIO_PIN_4,
|
|
STM32_GPIO_PIN_5,
|
|
STM32_GPIO_PIN_6,
|
|
STM32_GPIO_PIN_7,
|
|
STM32_GPIO_PIN_8,
|
|
STM32_GPIO_PIN_9,
|
|
STM32_GPIO_PIN_10,
|
|
STM32_GPIO_PIN_11,
|
|
STM32_GPIO_PIN_12,
|
|
STM32_GPIO_PIN_13,
|
|
STM32_GPIO_PIN_14,
|
|
STM32_GPIO_PIN_15
|
|
};
|
|
|
|
enum stm32_gpio_mode {
|
|
STM32_GPIO_MODE_IN = 0,
|
|
STM32_GPIO_MODE_OUT,
|
|
STM32_GPIO_MODE_AF,
|
|
STM32_GPIO_MODE_AN
|
|
};
|
|
|
|
enum stm32_gpio_otype {
|
|
STM32_GPIO_OTYPE_PP = 0,
|
|
STM32_GPIO_OTYPE_OD
|
|
};
|
|
|
|
enum stm32_gpio_speed {
|
|
STM32_GPIO_SPEED_2M = 0,
|
|
STM32_GPIO_SPEED_25M,
|
|
STM32_GPIO_SPEED_50M,
|
|
STM32_GPIO_SPEED_100M
|
|
};
|
|
|
|
enum stm32_gpio_pupd {
|
|
STM32_GPIO_PUPD_NO = 0,
|
|
STM32_GPIO_PUPD_UP,
|
|
STM32_GPIO_PUPD_DOWN
|
|
};
|
|
|
|
enum stm32_gpio_af {
|
|
STM32_GPIO_AF0 = 0,
|
|
STM32_GPIO_AF1,
|
|
STM32_GPIO_AF2,
|
|
STM32_GPIO_AF3,
|
|
STM32_GPIO_AF4,
|
|
STM32_GPIO_AF5,
|
|
STM32_GPIO_AF6,
|
|
STM32_GPIO_AF7,
|
|
STM32_GPIO_AF8,
|
|
STM32_GPIO_AF9,
|
|
STM32_GPIO_AF10,
|
|
STM32_GPIO_AF11,
|
|
STM32_GPIO_AF12,
|
|
STM32_GPIO_AF13,
|
|
STM32_GPIO_AF14,
|
|
STM32_GPIO_AF15
|
|
};
|
|
|
|
struct stm32_gpio_dsc {
|
|
enum stm32_gpio_port port;
|
|
enum stm32_gpio_pin pin;
|
|
};
|
|
|
|
struct stm32_gpio_ctl {
|
|
enum stm32_gpio_mode mode;
|
|
enum stm32_gpio_otype otype;
|
|
enum stm32_gpio_speed speed;
|
|
enum stm32_gpio_pupd pupd;
|
|
enum stm32_gpio_af af;
|
|
};
|
|
|
|
struct stm32_gpio_regs {
|
|
u32 moder; /* GPIO port mode */
|
|
u32 otyper; /* GPIO port output type */
|
|
u32 ospeedr; /* GPIO port output speed */
|
|
u32 pupdr; /* GPIO port pull-up/pull-down */
|
|
u32 idr; /* GPIO port input data */
|
|
u32 odr; /* GPIO port output data */
|
|
u32 bsrr; /* GPIO port bit set/reset */
|
|
u32 lckr; /* GPIO port configuration lock */
|
|
u32 afr[2]; /* GPIO alternate function */
|
|
};
|
|
|
|
struct stm32_gpio_priv {
|
|
struct stm32_gpio_regs *regs;
|
|
};
|
|
|
|
static inline unsigned stm32_gpio_to_port(unsigned gpio)
|
|
{
|
|
return gpio / 16;
|
|
}
|
|
|
|
static inline unsigned stm32_gpio_to_pin(unsigned gpio)
|
|
{
|
|
return gpio % 16;
|
|
}
|
|
|
|
#endif /* _STM32_GPIO_H_ */
|