Commit 069fce72 authored by Sahaj Sarup's avatar Sahaj Sarup Committed by Kumar Gala
Browse files

boards: uart: Add UART6 for 96b_carbon 

Enabled UART 6 on pin PC6 and PC7 for 96b_carbon

Signed-off-by: default avatarSahaj Sarup <sahaj.sarup@linaro.org>
parent 0528b2b1

boards/arm/96b_carbon/96b_carbon.dts

+7 −0
Changes for boards/arm/96b_carbon/96b_carbon.dts: 7 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -32,6 +32,13 @@ 
	status = "ok";

};



&usart6 {

	current-speed = <115200>;

	pinctrl-0 = <&usart6_pins_a>;

	pinctrl-names = "default";

	status = "ok";

};



&i2c1 {

	status = "ok";

	clock-frequency = <I2C_BITRATE_FAST>;

boards/arm/96b_carbon/pinmux.c

+4 −0
Changes for boards/arm/96b_carbon/pinmux.c: 4 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -22,6 +22,10 @@ static const struct pin_config pinconf[] = { 
	{STM32_PIN_PA2, STM32F4_PINMUX_FUNC_PA2_USART2_TX},

	{STM32_PIN_PA3, STM32F4_PINMUX_FUNC_PA3_USART2_RX},

#endif	/* CONFIG_UART_STM32_PORT_2 */

#ifdef CONFIG_UART_STM32_PORT_6

	{STM32_PIN_PC6, STM32F4_PINMUX_FUNC_PC6_USART6_TX},

	{STM32_PIN_PC7, STM32F4_PINMUX_FUNC_PC7_USART6_RX},

#endif	/* CONFIG_UART_STM32_PORT_6 */

#ifdef CONFIG_I2C_1

	{STM32_PIN_PB6, STM32F4_PINMUX_FUNC_PB6_I2C1_SCL},

	{STM32_PIN_PB7, STM32F4_PINMUX_FUNC_PB7_I2C1_SDA},

drivers/serial/uart_stm32.c

+1 −1
Changes for drivers/serial/uart_stm32.c: 1 added line, 1 removed line.
Original line number Diff line number Diff line
@@ -426,7 +426,7 @@ UART_DEVICE_INIT_STM32(5, STM32_CLOCK_BUS_APB1, LL_APB1_GRP1_PERIPH_UART5) 
#endif /* CONFIG_UART_STM32_PORT_5 */



#ifdef CONFIG_UART_STM32_PORT_6

UART_DEVICE_INIT_STM32(6, STM32_CLOCK_BUS_APB2, LL_APB2_GRP1_PERIPH_UART6)

UART_DEVICE_INIT_STM32(6, STM32_CLOCK_BUS_APB2, LL_APB2_GRP1_PERIPH_USART6)

#endif /* CONFIG_UART_STM32_PORT_6 */



#ifdef CONFIG_UART_STM32_PORT_7

dts/arm/st/stm32f4-pinctrl.dtsi

+6 −0
Changes for dts/arm/st/stm32f4-pinctrl.dtsi: 6 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -45,6 +45,12 @@ 
					tx = <STM32_PIN_PD8 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)>;

				};

			};

			usart6_pins_a: usart6@0 {

				rx_tx {

					rx = <STM32_PIN_PC7 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUPDR_NO_PULL)>;

					tx = <STM32_PIN_PC6 (STM32_PINMUX_ALT_FUNC_7 | STM32_PUSHPULL_NOPULL)>;

				};

			};

		};

	};

};

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