pinmux: stm32 F1X/F3X/F4X: add I2C
Signed-off-by: Yannis Damigos <giannis.damigos@gmail.com> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
This commit is contained in:
Yannis Damigos
Anas Nashif
parent
191a74bf27
commit
ecbb3b6c04
5 changed files with 221 additions and 24 deletions
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@ -12,39 +12,121 @@
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#include <pinmux/stm32/pinmux_stm32.h>
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#include <drivers/clock_control/stm32_clock_control.h>
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static const stm32_pin_func_t pin_pa9_funcs[] = {
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[STM32F1_PINMUX_FUNC_PA9_USART1_TX - 1] =
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STM32F10X_PIN_CONFIG_AF_PUSH_PULL,
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};
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#define PAD(AF, func) \
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[AF - 1] = func
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static const stm32_pin_func_t pin_pa10_funcs[] = {
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[STM32F1_PINMUX_FUNC_PA10_USART1_RX - 1] =
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STM32F10X_PIN_CONFIG_BIAS_HIGH_IMPEDANCE,
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};
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#define _PINMUX_PWM(pin, port, chan) \
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PAD(STM32F1_PINMUX_FUNC_##pin##_PWM##port##_CH##chan,\
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STM32F10X_PIN_CONFIG_AF_PUSH_PULL),
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#define _PINMUX_UART_TX(pin, port) \
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PAD(STM32F1_PINMUX_FUNC_##pin##_##port##_TX, \
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STM32F10X_PIN_CONFIG_AF_PUSH_PULL),
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#define _PINMUX_UART_RX(pin, port) \
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PAD(STM32F1_PINMUX_FUNC_##pin##_##port##_RX, \
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STM32F10X_PIN_CONFIG_BIAS_HIGH_IMPEDANCE),
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#define _PINMUX_I2C(pin, port, line) \
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PAD(STM32F1_PINMUX_FUNC_##pin##_I2C##port##_##line, \
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STM32F10X_PIN_CONFIG_AF_OPEN_DRAIN),
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/* Blank pinmux by default */
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#define PINMUX_I2C1(pin, line)
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#define PINMUX_I2C2(pin, line)
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#define PINMUX_PWM1(pin, chan)
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#define PINMUX_UART1_TX(pin)
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#define PINMUX_UART1_RX(pin)
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#define PINMUX_UART2_TX(pin)
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#define PINMUX_UART2_RX(pin)
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#define PINMUX_UART3_TX(pin)
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#define PINMUX_UART3_RX(pin)
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#ifdef CONFIG_I2C_1
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#undef PINMUX_I2C1
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#define PINMUX_I2C1(pin, line) _PINMUX_I2C(pin, 1, line)
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#endif
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#ifdef CONFIG_I2C_2
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#undef PINMUX_I2C2
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#define PINMUX_I2C2(pin, line) _PINMUX_I2C(pin, 2, line)
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#endif
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#ifdef CONFIG_PWM_STM32_1
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#undef PINMUX_PWM1
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#define PINMUX_PWM1(pin, chan) _PINMUX_PWM(pin, 1, chan)
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#endif
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#ifdef CONFIG_UART_STM32_PORT_1
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#undef PINMUX_UART1_TX
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#undef PINMUX_UART1_RX
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#define PINMUX_UART1_TX(pin) _PINMUX_UART_TX(pin, USART1)
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#define PINMUX_UART1_RX(pin) _PINMUX_UART_RX(pin, USART1)
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#endif
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#ifdef CONFIG_UART_STM32_PORT_2
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#undef PINMUX_UART2_TX
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#undef PINMUX_UART2_RX
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#define PINMUX_UART2_TX(pin) _PINMUX_UART_TX(pin, USART2)
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#define PINMUX_UART2_RX(pin) _PINMUX_UART_RX(pin, USART2)
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#endif
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#ifdef CONFIG_UART_STM32_PORT_3
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#undef PINMUX_UART3_TX
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#undef PINMUX_UART3_RX
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#define PINMUX_UART3_TX(pin) _PINMUX_UART_TX(pin, USART3)
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#define PINMUX_UART3_RX(pin) _PINMUX_UART_RX(pin, USART3)
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#endif
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#define PINMUX_PWM(pin, pwm, chan) PINMUX_##pwm(pin, chan)
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#define PINMUX_UART_TX(pin, port) PINMUX_##port##_TX(pin)
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#define PINMUX_UART_RX(pin, port) PINMUX_##port##_RX(pin)
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#define PINMUX_I2C(pin, i2c, line) PINMUX_##i2c(pin, line)
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static const stm32_pin_func_t pin_pa2_funcs[] = {
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[STM32F1_PINMUX_FUNC_PA2_USART2_TX - 1] =
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STM32F10X_PIN_CONFIG_AF_PUSH_PULL,
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PINMUX_UART_TX(PA2, UART2)
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};
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static const stm32_pin_func_t pin_pa3_funcs[] = {
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[STM32F1_PINMUX_FUNC_PA3_USART2_RX - 1] =
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STM32F10X_PIN_CONFIG_BIAS_HIGH_IMPEDANCE,
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};
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static const stm32_pin_func_t pin_pb10_funcs[] = {
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[STM32F1_PINMUX_FUNC_PB10_USART3_TX - 1] =
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STM32F10X_PIN_CONFIG_AF_PUSH_PULL,
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};
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static const stm32_pin_func_t pin_pb11_funcs[] = {
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[STM32F1_PINMUX_FUNC_PB11_USART3_RX - 1] =
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STM32F10X_PIN_CONFIG_BIAS_HIGH_IMPEDANCE,
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PINMUX_UART_RX(PA3, UART2)
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};
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static const stm32_pin_func_t pin_pa8_funcs[] = {
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[STM32F1_PINMUX_FUNC_PA8_PWM1_CH1 - 1] =
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STM32F10X_PIN_CONFIG_AF_PUSH_PULL,
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PINMUX_PWM(PA8, PWM1, 1)
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};
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static const stm32_pin_func_t pin_pa9_funcs[] = {
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PINMUX_UART_TX(PA9, UART1)
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};
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static const stm32_pin_func_t pin_pa10_funcs[] = {
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PINMUX_UART_RX(PA10, UART1)
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};
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static const stm32_pin_func_t pin_pb6_funcs[] = {
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PINMUX_I2C(PB6, I2C1, SCL)
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};
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static const stm32_pin_func_t pin_pb7_funcs[] = {
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PINMUX_I2C(PB6, I2C1, SDA)
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};
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static const stm32_pin_func_t pin_pb8_funcs[] = {
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PINMUX_I2C(PB8, I2C1, SCL)
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};
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static const stm32_pin_func_t pin_pb9_funcs[] = {
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PINMUX_I2C(PB9, I2C1, SDA)
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};
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static const stm32_pin_func_t pin_pb10_funcs[] = {
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PINMUX_UART_TX(PB10, UART3)
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PINMUX_I2C(PB10, I2C2, SCL)
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};
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static const stm32_pin_func_t pin_pb11_funcs[] = {
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PINMUX_UART_RX(PB11, UART3)
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PINMUX_I2C(PB11, I2C2, SDA)
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};
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/**
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@ -56,6 +138,10 @@ static struct stm32_pinmux_conf pins[] = {
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STM32_PIN_CONF(STM32_PIN_PA8, pin_pa8_funcs),
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STM32_PIN_CONF(STM32_PIN_PA9, pin_pa9_funcs),
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STM32_PIN_CONF(STM32_PIN_PA10, pin_pa10_funcs),
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STM32_PIN_CONF(STM32_PIN_PB6, pin_pb6_funcs),
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STM32_PIN_CONF(STM32_PIN_PB7, pin_pb7_funcs),
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STM32_PIN_CONF(STM32_PIN_PB8, pin_pb8_funcs),
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STM32_PIN_CONF(STM32_PIN_PB9, pin_pb9_funcs),
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STM32_PIN_CONF(STM32_PIN_PB10, pin_pb10_funcs),
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STM32_PIN_CONF(STM32_PIN_PB11, pin_pb11_funcs),
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};
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@ -23,7 +23,14 @@
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PAD(STM32F4_PINMUX_FUNC_##pin##_##port##_##dir, \
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STM32F4X_PIN_CONFIG_AF_PUSH_UP),
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#define _PINMUX_I2C(pin, port, line) \
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PAD(STM32F4_PINMUX_FUNC_##pin##_I2C##port##_##line, \
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STM32F4X_PIN_CONFIG_AF_OPEN_UP),
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/* Blank pinmux by default */
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#define PINMUX_I2C1(pin, line)
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#define PINMUX_I2C2(pin, line)
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#define PINMUX_I2C3(pin, line)
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#define PINMUX_PWM2(pin, chan)
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#define PINMUX_UART1(pin, dir)
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#define PINMUX_UART2(pin, dir)
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@ -36,6 +43,21 @@
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#define PINMUX_UART9(pin, dir)
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#define PINMUX_UART10(pin, dir)
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#ifdef CONFIG_I2C_1
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#undef PINMUX_I2C1
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#define PINMUX_I2C1(pin, line) _PINMUX_I2C(pin, 1, line)
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#endif
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#ifdef CONFIG_I2C_2
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#undef PINMUX_I2C2
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#define PINMUX_I2C2(pin, line) _PINMUX_I2C(pin, 2, line)
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#endif
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#ifdef CONFIG_I2C_3
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#undef PINMUX_I2C3
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#define PINMUX_I2C3(pin, line) _PINMUX_I2C(pin, 3, line)
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#endif
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#ifdef CONFIG_PWM_STM32_2
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#undef PINMUX_PWM2
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#define PINMUX_PWM2(pin, chan) _PINMUX_PWM(pin, 2, chan)
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@ -93,6 +115,7 @@
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#define PINMUX_PWM(pin, pwm, chan) PINMUX_##pwm(pin, chan)
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#define PINMUX_UART(pin, port, dir) PINMUX_##port(pin, dir)
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#define PINMUX_I2C(pin, i2c, line) PINMUX_##i2c(pin, line)
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/* Port A */
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static const stm32_pin_func_t pin_pa0_funcs[] = {
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@ -114,6 +137,7 @@ static const stm32_pin_func_t pin_pa3_funcs[] = {
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static const stm32_pin_func_t pin_pa8_funcs[] = {
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PINMUX_UART(PA8, UART7, RX)
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PINMUX_I2C(PA8, I2C3, SCL)
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};
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static const stm32_pin_func_t pin_pa9_funcs[] = {
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@ -143,10 +167,12 @@ static const stm32_pin_func_t pin_pa15_funcs[] = {
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static const stm32_pin_func_t pin_pb3_funcs[] = {
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PINMUX_UART(PB3, UART1, RX)
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PINMUX_UART(PB3, UART7, RX)
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PINMUX_I2C(PB3, I2C2, SDA)
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};
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static const stm32_pin_func_t pin_pb4_funcs[] = {
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PINMUX_UART(PB4, UART7, TX)
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PINMUX_I2C(PB4, I2C3, SDA)
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};
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static const stm32_pin_func_t pin_pb5_funcs[] = {
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@ -156,26 +182,32 @@ static const stm32_pin_func_t pin_pb5_funcs[] = {
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static const stm32_pin_func_t pin_pb6_funcs[] = {
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PINMUX_UART(PB6, UART1, TX)
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PINMUX_UART(PB6, UART5, TX)
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PINMUX_I2C(PB6, I2C1, SCL)
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};
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static const stm32_pin_func_t pin_pb7_funcs[] = {
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PINMUX_UART(PB7, UART1, RX)
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PINMUX_I2C(PB7, I2C1, SDA)
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};
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static const stm32_pin_func_t pin_pb8_funcs[] = {
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PINMUX_UART(PB8, UART5, RX)
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PINMUX_I2C(PB8, I2C1, SCL)
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};
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static const stm32_pin_func_t pin_pb9_funcs[] = {
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PINMUX_UART(PB9, UART5, TX)
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PINMUX_I2C(PB9, I2C1, SDA)
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};
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static const stm32_pin_func_t pin_pb10_funcs[] = {
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PINMUX_UART(PB10, UART3, TX)
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PINMUX_I2C(PB10, I2C2, SCL)
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};
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static const stm32_pin_func_t pin_pb11_funcs[] = {
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PINMUX_UART(PB11, UART3, RX)
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PINMUX_I2C(PB11, I2C2, SDA)
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};
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static const stm32_pin_func_t pin_pb12_funcs[] = {
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@ -199,6 +231,10 @@ static const stm32_pin_func_t pin_pc7_funcs[] = {
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PINMUX_UART(PC7, UART6, RX)
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};
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static const stm32_pin_func_t pin_pc9_funcs[] = {
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PINMUX_I2C(PC9, I2C3, SDA)
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};
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static const stm32_pin_func_t pin_pc10_funcs[] = {
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PINMUX_UART(PC10, UART3, TX)
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};
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@ -274,7 +310,16 @@ static const stm32_pin_func_t pin_pe8_funcs[] = {
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PINMUX_UART(PE8, UART7, TX)
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};
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#ifdef GPIOF
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/* Port F */
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static const stm32_pin_func_t pin_pf0_funcs[] = {
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PINMUX_I2C(PF0, I2C2, SDA)
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};
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static const stm32_pin_func_t pin_pf1_funcs[] = {
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PINMUX_I2C(PF1, I2C2, SCL)
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};
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static const stm32_pin_func_t pin_pf6_funcs[] = {
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PINMUX_UART(PF6, UART7, RX)
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};
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@ -290,7 +335,9 @@ static const stm32_pin_func_t pin_pf8_funcs[] = {
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static const stm32_pin_func_t pin_pf9_funcs[] = {
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PINMUX_UART(PF9, UART8, TX)
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};
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#endif
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#ifdef GPIOG
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/* Port G */
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static const stm32_pin_func_t pin_pg0_funcs[] = {
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PINMUX_UART(PG0, UART9, RX)
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@ -315,6 +362,23 @@ static const stm32_pin_func_t pin_pg12_funcs[] = {
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static const stm32_pin_func_t pin_pg14_funcs[] = {
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PINMUX_UART(PG14, UART6, TX)
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};
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#endif
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/* Port H */
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static const stm32_pin_func_t pin_ph4_funcs[] = {
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PINMUX_I2C(PH4, I2C2, SCL)
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};
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static const stm32_pin_func_t pin_ph5_funcs[] = {
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PINMUX_I2C(PH5, I2C2, SDA)
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};
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static const stm32_pin_func_t pin_ph7_funcs[] = {
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PINMUX_I2C(PH7, I2C3, SCL)
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};
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static const stm32_pin_func_t pin_ph8_funcs[] = {
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PINMUX_I2C(PH8, I2C3, SDA)
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};
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/**
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* @brief pin configuration
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@ -349,6 +413,7 @@ static const struct stm32_pinmux_conf pins[] = {
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STM32_PIN_CONF(STM32_PIN_PC5, pin_pc5_funcs),
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STM32_PIN_CONF(STM32_PIN_PC6, pin_pc6_funcs),
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STM32_PIN_CONF(STM32_PIN_PC7, pin_pc7_funcs),
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STM32_PIN_CONF(STM32_PIN_PC9, pin_pc9_funcs),
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STM32_PIN_CONF(STM32_PIN_PC10, pin_pc10_funcs),
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STM32_PIN_CONF(STM32_PIN_PC11, pin_pc11_funcs),
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STM32_PIN_CONF(STM32_PIN_PC12, pin_pc12_funcs),
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@ -372,12 +437,17 @@ static const struct stm32_pinmux_conf pins[] = {
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STM32_PIN_CONF(STM32_PIN_PE7, pin_pe7_funcs),
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STM32_PIN_CONF(STM32_PIN_PE8, pin_pe8_funcs),
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#ifdef GPIOF
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/* Port F */
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STM32_PIN_CONF(STM32_PIN_PF0, pin_pf0_funcs),
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STM32_PIN_CONF(STM32_PIN_PF1, pin_pf1_funcs),
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STM32_PIN_CONF(STM32_PIN_PF6, pin_pf6_funcs),
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STM32_PIN_CONF(STM32_PIN_PF7, pin_pf7_funcs),
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STM32_PIN_CONF(STM32_PIN_PF8, pin_pf8_funcs),
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STM32_PIN_CONF(STM32_PIN_PF9, pin_pf9_funcs),
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#endif
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#ifdef GPIOG
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/* Port G */
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STM32_PIN_CONF(STM32_PIN_PG0, pin_pg0_funcs),
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STM32_PIN_CONF(STM32_PIN_PG1, pin_pg1_funcs),
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@ -385,6 +455,13 @@ static const struct stm32_pinmux_conf pins[] = {
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STM32_PIN_CONF(STM32_PIN_PG11, pin_pg11_funcs),
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STM32_PIN_CONF(STM32_PIN_PG12, pin_pg12_funcs),
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STM32_PIN_CONF(STM32_PIN_PG14, pin_pg14_funcs),
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#endif
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/* Port H */
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STM32_PIN_CONF(STM32_PIN_PH4, pin_ph4_funcs),
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STM32_PIN_CONF(STM32_PIN_PH5, pin_ph5_funcs),
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STM32_PIN_CONF(STM32_PIN_PH7, pin_ph7_funcs),
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STM32_PIN_CONF(STM32_PIN_PH8, pin_ph8_funcs),
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};
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int stm32_get_pin_config(int pin, int func)
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@ -20,8 +20,14 @@
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#define STM32F1_PINMUX_FUNC_PD5_USART2_TX STM32_PINMUX_FUNC_ALT_2
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#define STM32F1_PINMUX_FUNC_PD6_USART2_RX STM32_PINMUX_FUNC_ALT_2
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#define STM32F1_PINMUX_FUNC_PB6_I2C1_SCL STM32_PINMUX_FUNC_ALT_1
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#define STM32F1_PINMUX_FUNC_PB7_I2C1_SDA STM32_PINMUX_FUNC_ALT_1
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#define STM32F1_PINMUX_FUNC_PB8_I2C1_SCL STM32_PINMUX_FUNC_ALT_2
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#define STM32F1_PINMUX_FUNC_PB9_I2C1_SDA STM32_PINMUX_FUNC_ALT_2
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#define STM32F1_PINMUX_FUNC_PB10_USART3_TX STM32_PINMUX_FUNC_ALT_1
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#define STM32F1_PINMUX_FUNC_PB11_USART3_RX STM32_PINMUX_FUNC_ALT_1
|
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#define STM32F1_PINMUX_FUNC_PB10_I2C2_SCL STM32_PINMUX_FUNC_ALT_1
|
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#define STM32F1_PINMUX_FUNC_PB11_I2C2_SDA STM32_PINMUX_FUNC_ALT_1
|
||||
|
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#define STM32F1_PINMUX_FUNC_PA8_PWM1_CH1 STM32_PINMUX_FUNC_ALT_2
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|
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@ -36,4 +36,7 @@
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#define STM32F3_PINMUX_FUNC_PB10_USART3_TX STM32_PINMUX_FUNC_ALT_7
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#endif
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||||
#define STM32F3_PINMUX_FUNC_PB8_I2C1_SCL STM32_PINMUX_FUNC_ALT_4
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#define STM32F3_PINMUX_FUNC_PB9_I2C1_SDA STM32_PINMUX_FUNC_ALT_4
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|
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#endif /* _STM32F3_PINMUX_H_ */
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|
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|
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@ -21,6 +21,7 @@
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|
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#define STM32F4_PINMUX_FUNC_PA3_USART2_RX STM32_PINMUX_FUNC_ALT_7
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#define STM32F4_PINMUX_FUNC_PA8_I2C3_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PA8_UART7_RX STM32_PINMUX_FUNC_ALT_8
|
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||||
#define STM32F4_PINMUX_FUNC_PA9_USART1_TX STM32_PINMUX_FUNC_ALT_7
|
||||
|
|
@ -39,22 +40,30 @@
|
|||
/* Port B */
|
||||
#define STM32F4_PINMUX_FUNC_PB3_USART1_RX STM32_PINMUX_FUNC_ALT_7
|
||||
#define STM32F4_PINMUX_FUNC_PB3_UART7_RX STM32_PINMUX_FUNC_ALT_8
|
||||
#define STM32F4_PINMUX_FUNC_PB3_I2C2_SDA STM32_PINMUX_FUNC_ALT_9
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB4_UART7_TX STM32_PINMUX_FUNC_ALT_8
|
||||
#define STM32F4_PINMUX_FUNC_PB4_I2C3_SDA STM32_PINMUX_FUNC_ALT_9
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB5_UART5_RX STM32_PINMUX_FUNC_ALT_11
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB6_I2C1_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PB6_USART1_TX STM32_PINMUX_FUNC_ALT_7
|
||||
#define STM32F4_PINMUX_FUNC_PB6_UART5_TX STM32_PINMUX_FUNC_ALT_11
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB7_I2C1_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PB7_USART1_RX STM32_PINMUX_FUNC_ALT_7
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB8_I2C1_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PB8_UART5_RX STM32_PINMUX_FUNC_ALT_11
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB9_I2C1_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PB9_UART5_TX STM32_PINMUX_FUNC_ALT_11
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB10_I2C2_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PB10_USART3_TX STM32_PINMUX_FUNC_ALT_7
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB11_I2C2_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
#define STM32F4_PINMUX_FUNC_PB11_USART3_RX STM32_PINMUX_FUNC_ALT_7
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PB12_UART5_RX STM32_PINMUX_FUNC_ALT_11
|
||||
|
|
@ -68,6 +77,8 @@
|
|||
|
||||
#define STM32F4_PINMUX_FUNC_PC7_USART6_RX STM32_PINMUX_FUNC_ALT_8
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PC9_I2C3_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PC10_USART3_TX STM32_PINMUX_FUNC_ALT_7
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PC11_USART3_RX STM32_PINMUX_FUNC_ALT_7
|
||||
|
|
@ -108,6 +119,10 @@
|
|||
#define STM32F4_PINMUX_FUNC_PE8_UART7_TX STM32_PINMUX_FUNC_ALT_8
|
||||
|
||||
/* Port F */
|
||||
#define STM32F4_PINMUX_FUNC_PF0_I2C2_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PF1_I2C2_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PF6_UART7_RX STM32_PINMUX_FUNC_ALT_8
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PF7_UART7_TX STM32_PINMUX_FUNC_ALT_8
|
||||
|
|
@ -129,4 +144,14 @@
|
|||
|
||||
#define STM32F4_PINMUX_FUNC_PG14_USART6_TX STM32_PINMUX_FUNC_ALT_8
|
||||
|
||||
/* Port H */
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PH4_I2C2_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PH5_I2C2_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PH7_I2C3_SCL STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#define STM32F4_PINMUX_FUNC_PH8_I2C3_SDA STM32_PINMUX_FUNC_ALT_4
|
||||
|
||||
#endif /* _STM32F4_PINMUX_H_ */
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue