Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 84403005 authored by Ludovic Barre's avatar Ludovic Barre Committed by Alexandre Torgue
Browse files

ARM: dts: stm32: add flash nor support on stm32mp157c eval board 



This patch adds flash nor on qspi. Each flash is
connected in quad mode and has its own chip select.

Signed-off-by: default avatarLudovic Barre <ludovic.barre@st.com>
Signed-off-by: default avatarAlexandre Torgue <alexandre.torgue@st.com>
parent c38928d6

arch/arm/boot/dts/stm32mp157-pinctrl.dtsi

+45 −0
Original line number Diff line number Diff line
@@ -212,6 +212,51 @@ 
				};

			};



			qspi_clk_pins_a: qspi-clk-0 {

				pins {

					pinmux = <STM32_PINMUX('F', 10, AF9)>; /* QSPI_CLK */

					bias-disable;

					drive-push-pull;

					slew-rate = <3>;

				};

			};



			qspi_bk1_pins_a: qspi-bk1-0 {

				pins1 {

					pinmux = <STM32_PINMUX('F', 8, AF10)>, /* QSPI_BK1_IO0 */

						 <STM32_PINMUX('F', 9, AF10)>, /* QSPI_BK1_IO1 */

						 <STM32_PINMUX('F', 7, AF9)>, /* QSPI_BK1_IO2 */

						 <STM32_PINMUX('F', 6, AF9)>; /* QSPI_BK1_IO3 */

					bias-disable;

					drive-push-pull;

					slew-rate = <3>;

				};

				pins2 {

					pinmux = <STM32_PINMUX('B', 6, AF10)>; /* QSPI_BK1_NCS */

					bias-pull-up;

					drive-push-pull;

					slew-rate = <3>;

				};

			};



			qspi_bk2_pins_a: qspi-bk2-0 {

				pins1 {

					pinmux = <STM32_PINMUX('H', 2, AF9)>, /* QSPI_BK2_IO0 */

						 <STM32_PINMUX('H', 3, AF9)>, /* QSPI_BK2_IO1 */

						 <STM32_PINMUX('G', 10, AF11)>, /* QSPI_BK2_IO2 */

						 <STM32_PINMUX('G', 7, AF11)>; /* QSPI_BK2_IO3 */

					bias-disable;

					drive-push-pull;

					slew-rate = <3>;

				};

				pins2 {

					pinmux = <STM32_PINMUX('C', 0, AF10)>; /* QSPI_BK2_NCS */

					bias-pull-up;

					drive-push-pull;

					slew-rate = <3>;

				};

			};



			uart4_pins_a: uart4@0 {

				pins1 {

					pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */

arch/arm/boot/dts/stm32mp157c-ev1.dts

+25 −0
Original line number Diff line number Diff line
@@ -42,6 +42,31 @@ 
	status = "okay";

};



&qspi {

	pinctrl-names = "default";

	pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>;

	reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;

	#address-cells = <1>;

	#size-cells = <0>;

	status = "okay";



	flash0: mx66l51235l@0 {

		reg = <0>;

		spi-rx-bus-width = <4>;

		spi-max-frequency = <108000000>;

		#address-cells = <1>;

		#size-cells = <1>;

	};



	flash1: mx66l51235l@1 {

		reg = <1>;

		spi-rx-bus-width = <4>;

		spi-max-frequency = <108000000>;

		#address-cells = <1>;

		#size-cells = <1>;

	};

};



&timers2 {

	status = "disabled";

	pwm {