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drivers/pinctrl: stm32f1: Provide a function which centralize remap

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Centralize AFIO remapping into one single function.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2020-10-13 16:44:13 +02:00 • committed by Kumar Gala
commit 0143b5e3de
7 changed files with 221 additions and 225 deletions
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36
drivers/serial/uart_stm32.c
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@ -689,41 +689,7 @@ static int uart_stm32_init(const struct device *dev)
return remap;
}
/* A valid remapping configuration is provided */
/* Apply remapping before proceeding with pin configuration */
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_AFIO);
switch ((uint32_t)UART_STRUCT(dev)) {
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay)
case DT_REG_ADDR(DT_NODELABEL(usart1)):
if (remap == REMAP_1) {
LL_GPIO_AF_EnableRemap_USART1();
} else {
LL_GPIO_AF_DisableRemap_USART1();
}
break;
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart2), okay)
case DT_REG_ADDR(DT_NODELABEL(usart2)):
if (remap == REMAP_1) {
LL_GPIO_AF_EnableRemap_USART2();
} else {
LL_GPIO_AF_DisableRemap_USART2();
}
break;
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart3), okay)
case DT_REG_ADDR(DT_NODELABEL(usart3)):
if (remap == REMAP_2) {
LL_GPIO_AF_EnableRemap_USART3();
} else if (remap == REMAP_1) {
LL_GPIO_AF_RemapPartial_USART3();
} else {
LL_GPIO_AF_DisableRemap_USART3();
}
break;
#endif
}
stm32_dt_pinctrl_remap_set((uint32_t)UART_STRUCT(dev), remap);
#endif /* DT_HAS_COMPAT_STATUS_OKAY(st_stm32f1_pinctrl) */
stm32_dt_pinctrl_configure(config->pinctrl_list,