zephyr/drivers/pinmux/stm32/pinmux_stm32f3.h
Ioannis Konstantelias dca08c95dd stm32: pinmux: spi: Opt for lower power consumption
Fixes #16739. Changed the STM32's SPI MISO/MOSI configurations in order
to reduce the power consumption by approximately 20uA per pin.

According to STM32's Application Notes on GPIO configuration for
low-power consumption, the input pins should be configured with internal
pull-up or pull-down resistor. If a pin is configured as a floating
input, and there is no signal present, the Schmitt trigger randomly
toggles between the logical levels induced by the external noise, thus
increasing the consumption.

Signed-off-by: Ioannis Konstantelias <ikonstadel@gmail.com>
2019-08-01 11:52:31 -04:00

220 lines
7.9 KiB
C

/*
* Copyright (c) 2017 RnDity Sp. z o.o.
* Copyright (c) 2019 Centaur Analytics, Inc
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_PINMUX_STM32_PINMUX_STM32F3_H_
#define ZEPHYR_DRIVERS_PINMUX_STM32_PINMUX_STM32F3_H_
/**
* @file Header for STM32F3 pin multiplexing helper
*/
/*
* Note:
* The SPIx_SCK pin speed must be set to HIGH ('11') to avoid last data bit
* corruption which is a known issue of STM32F3 SPI peripheral (see errata
* sheets).
*/
#define STM32F3_PINMUX_FUNC_PA9_USART1_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PA10_USART1_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PC4_USART1_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PC5_USART1_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PA2_USART2_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PA3_USART2_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#ifdef CONFIG_SOC_STM32F302X8
#define STM32F3_PINMUX_FUNC_PA0_PWM2_CH1 \
(STM32_PINMUX_ALT_FUNC_1 | STM32_PUSHPULL_NOPULL)
#endif
#ifndef CONFIG_SOC_STM32F334X8
#define STM32F3_PINMUX_FUNC_PD5_USART2_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PD6_USART2_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#endif
#if CONFIG_SOC_STM32F302X8 || CONFIG_SOC_STM32F303XC
#define STM32F3_PINMUX_FUNC_PA9_I2C2_SCL \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PA10_I2C2_SDA \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PB6_I2C1_SCL \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PB7_I2C1_SDA \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PB10_USART3_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PB11_USART3_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PC10_USART3_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PC11_USART3_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PF0_I2C2_SDA \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PF1_I2C2_SCL \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#elif CONFIG_SOC_STM32F334X8
#define STM32F3_PINMUX_FUNC_PB8_USART3_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PB9_USART3_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PB10_USART3_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PB11_USART3_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#elif CONFIG_SOC_STM32F373XC
#define STM32F3_PINMUX_FUNC_PB8_USART3_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#define STM32F3_PINMUX_FUNC_PB9_USART3_RX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PB10_USART3_TX \
(STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_PULLUP)
#endif
#define STM32F3_PINMUX_FUNC_PA4_SPI1_NSS \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PA5_SPI1_SCK \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUSHPULL_NOPULL | \
STM32_OSPEEDR_VERY_HIGH_SPEED)
#define STM32F3_PINMUX_FUNC_PA6_SPI1_MISO \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUPDR_PULL_DOWN)
#define STM32F3_PINMUX_FUNC_PA7_SPI1_MOSI \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUPDR_PULL_DOWN)
#define STM32F3_PINMUX_FUNC_PA8_PWM1_CH1 \
(STM32_PINMUX_ALT_FUNC_6 | STM32_PUSHPULL_NOPULL)
#if CONFIG_SOC_STM32F302X8
#define STM32F3_PINMUX_FUNC_PA11_USB_DM \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA12_USB_DP \
STM32_MODER_ANALOG_MODE
#else
#define STM32F3_PINMUX_FUNC_PA11_USB_DM \
(STM32_PINMUX_ALT_FUNC_14 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PA12_USB_DP \
(STM32_PINMUX_ALT_FUNC_14 | STM32_PUSHPULL_NOPULL)
#endif
#define STM32F3_PINMUX_FUNC_PB8_I2C1_SCL \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PB9_I2C1_SDA \
(STM32_PINMUX_ALT_FUNC_4 | STM32_OPENDRAIN_PULLUP)
#define STM32F3_PINMUX_FUNC_PB12_SPI2_NSS \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PB13_SPI2_SCK \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUSHPULL_NOPULL | \
STM32_OSPEEDR_VERY_HIGH_SPEED)
#define STM32F3_PINMUX_FUNC_PB14_SPI2_MISO \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUPDR_PULL_DOWN)
#define STM32F3_PINMUX_FUNC_PB15_SPI2_MOSI \
(STM32_PINMUX_ALT_FUNC_5 | STM32_PUPDR_PULL_DOWN)
#if CONFIG_SOC_STM32F302X8 || CONFIG_SOC_STM32F303XC || CONFIG_SOC_STM32F373XC
#define STM32F3_PINMUX_FUNC_PA15_SPI3_NSS \
(STM32_PINMUX_ALT_FUNC_6 | STM32_PUSHPULL_NOPULL)
#define STM32F3_PINMUX_FUNC_PB3_SPI3_SCK \
(STM32_PINMUX_ALT_FUNC_6 | STM32_PUSHPULL_NOPULL | \
STM32_OSPEEDR_VERY_HIGH_SPEED)
#define STM32F3_PINMUX_FUNC_PB4_SPI3_MISO \
(STM32_PINMUX_ALT_FUNC_6 | STM32_PUPDR_PULL_DOWN)
#define STM32F3_PINMUX_FUNC_PB5_SPI3_MOSI \
(STM32_PINMUX_ALT_FUNC_6 | STM32_PUPDR_PULL_DOWN)
#endif
#define STM32F3_PINMUX_FUNC_PF2_ADC12_IN10 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PF4_ADC1_IN5 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PC0_ADC12_IN6 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PC1_ADC12_IN7 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PC2_ADC12_IN8 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PC3_ADC12_IN9 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA0_ADC1_IN1 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA1_ADC1_IN2 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA2_ADC1_IN3 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA3_ADC1_IN4 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA4_ADC2_IN1 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA5_ADC2_IN2 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA6_ADC2_IN3 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PA7_ADC2_IN4 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PC4_ADC2_IN5 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PC5_ADC2_IN11 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB0_ADC3_IN12 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB1_ADC3_IN1 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB2_ADC2_IN12 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE7_ADC3_IN13 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE8_ADC34_IN6 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE9_ADC3_IN2 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE10_ADC3_IN14 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE11_ADC3_IN15 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE12_ADC3_IN16 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE13_ADC3_IN3 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE14_ADC4_IN1 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PE15_ADC4_IN12 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB11_ADC12_IN14 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB12_ADC4_IN3 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB13_ADC3_IN5 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB14_ADC4_IN4 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PB15_ADC4_IN5 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD8_ADC4_IN12 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD9_ADC4_IN13 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD10_ADC34_IN7 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD11_ADC12_IN8 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD12_ADC34_IN9 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD13_ADC34_IN10 \
STM32_MODER_ANALOG_MODE
#define STM32F3_PINMUX_FUNC_PD14_ADC34_IN11 \
STM32_MODER_ANALOG_MODE
#endif /* ZEPHYR_DRIVERS_PINMUX_STM32_PINMUX_STM32F3_H_ */