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dts: stm32f4-pinctrl remove wrong pinmux configurations

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Remove usart2_pins_b as this configuration is not possible
(PA15 could not be mapped on USART2).
Besides usart2_pins_c as this configuration is not used yet,
remove to reserve "usart2_pins_c" for future use

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2017-09-07 14:03:39 +02:00 • committed by Anas Nashif
commit 6ce337a7d7
1 changed files with 0 additions and 12 deletions
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12
dts/arm/st/stm32f4-pinctrl.dtsi
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@ -33,18 +33,6 @@
tx = <STM32_PIN_PA2 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)>;
};
};
usart2_pins_b: usart2@1 {
rx_tx {
rx = <STM32_PIN_PA15 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUPDR_NO_PULL)>;
tx = <STM32_PIN_PA2 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)>;
};
};
usart2_pins_c: usart2@2 {
rx_tx {
rx = <STM32_PIN_PD6 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUPDR_NO_PULL)>;
tx = <STM32_PIN_PA2 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)>;
};
};
usart3_pins_a: usart3@0 {
rx_tx {
rx = <STM32_PIN_PB11 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUPDR_NO_PULL)>;