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![Matt Porter](/assets/img/avatar_default.png)
Add ARMv7M STM32F1 support including clocks, timer, gpio, and flash. Signed-off-by: Matt Porter <mporter@konsulko.com>
119 lines
2.2 KiB
C
119 lines
2.2 KiB
C
/*
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* (C) Copyright 2011
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* Yuri Tikhonov, Emcraft Systems, yur@emcraft.com
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*
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* (C) Copyright 2015
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* Kamil Lulko, <rev13@wp.pl>
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*
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* Copyright 2015 ATS Advanced Telematics Systems GmbH
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* Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _STM32_GPIO_H_
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#define _STM32_GPIO_H_
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enum stm32_gpio_port {
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STM32_GPIO_PORT_A = 0,
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STM32_GPIO_PORT_B,
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STM32_GPIO_PORT_C,
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STM32_GPIO_PORT_D,
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STM32_GPIO_PORT_E,
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STM32_GPIO_PORT_F,
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STM32_GPIO_PORT_G,
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};
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enum stm32_gpio_pin {
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STM32_GPIO_PIN_0 = 0,
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STM32_GPIO_PIN_1,
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STM32_GPIO_PIN_2,
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STM32_GPIO_PIN_3,
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STM32_GPIO_PIN_4,
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STM32_GPIO_PIN_5,
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STM32_GPIO_PIN_6,
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STM32_GPIO_PIN_7,
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STM32_GPIO_PIN_8,
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STM32_GPIO_PIN_9,
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STM32_GPIO_PIN_10,
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STM32_GPIO_PIN_11,
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STM32_GPIO_PIN_12,
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STM32_GPIO_PIN_13,
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STM32_GPIO_PIN_14,
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STM32_GPIO_PIN_15
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};
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enum stm32_gpio_icnf {
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STM32_GPIO_ICNF_AN = 0,
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STM32_GPIO_ICNF_IN_FLT,
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STM32_GPIO_ICNF_IN_PUD,
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STM32_GPIO_ICNF_RSVD
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};
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enum stm32_gpio_ocnf {
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STM32_GPIO_OCNF_GP_PP = 0,
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STM32_GPIO_OCNF_GP_OD,
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STM32_GPIO_OCNF_AF_PP,
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STM32_GPIO_OCNF_AF_OD
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};
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enum stm32_gpio_pupd {
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STM32_GPIO_PUPD_DOWN = 0,
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STM32_GPIO_PUPD_UP,
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};
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enum stm32_gpio_mode {
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STM32_GPIO_MODE_IN = 0,
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STM32_GPIO_MODE_OUT_10M,
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STM32_GPIO_MODE_OUT_2M,
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STM32_GPIO_MODE_OUT_50M
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};
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enum stm32_gpio_af {
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STM32_GPIO_AF0 = 0,
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STM32_GPIO_AF1,
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STM32_GPIO_AF2,
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STM32_GPIO_AF3,
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STM32_GPIO_AF4,
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STM32_GPIO_AF5,
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STM32_GPIO_AF6,
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STM32_GPIO_AF7,
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STM32_GPIO_AF8,
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STM32_GPIO_AF9,
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STM32_GPIO_AF10,
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STM32_GPIO_AF11,
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STM32_GPIO_AF12,
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STM32_GPIO_AF13,
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STM32_GPIO_AF14,
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STM32_GPIO_AF15
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};
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struct stm32_gpio_dsc {
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enum stm32_gpio_port port;
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enum stm32_gpio_pin pin;
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};
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struct stm32_gpio_ctl {
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enum stm32_gpio_icnf icnf;
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enum stm32_gpio_ocnf ocnf;
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enum stm32_gpio_mode mode;
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enum stm32_gpio_pupd pupd;
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enum stm32_gpio_af af;
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};
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static inline unsigned stm32_gpio_to_port(unsigned gpio)
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{
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return gpio / 16;
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}
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static inline unsigned stm32_gpio_to_pin(unsigned gpio)
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{
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return gpio % 16;
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}
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int stm32_gpio_config(const struct stm32_gpio_dsc *gpio_dsc,
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const struct stm32_gpio_ctl *gpio_ctl);
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int stm32_gpout_set(const struct stm32_gpio_dsc *gpio_dsc, int state);
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#endif /* _STM32_GPIO_H_ */
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