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Commit 1efed407 authored by Murali Karicheri's avatar Murali Karicheri Committed by Santosh Shilimkar
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ARM: dts: keystone-k2g-evm: add bindings for SPI NOR flash 



K2G EVM has n25q128a13 SPI NOR flash on SPI1. Enable SPI1 in the DT
node as well as add a subnode for the SPI NOR.

Signed-off-by: default avatarMurali Karicheri <m-karicheri2@ti.com>
Signed-off-by: default avatarFranklin S Cooper Jr <fcooper@ti.com>
Signed-off-by: default avatarSantosh Shilimkar <ssantosh@kernel.org>
parent 729ce969

arch/arm/boot/dts/keystone-k2g-evm.dts

+36 −0
Original line number Diff line number Diff line
@@ -51,6 +51,16 @@ 
			K2G_CORE_IOPAD(0x1374) (BUFFER_CLASS_B | MUX_MODE4)	/* pr1_mdio_data.ecap0_in_apwm0_out */

		>;

	};



	spi1_pins: pinmux_spi1_pins {

		pinctrl-single,pins = <

			K2G_CORE_IOPAD(0x11a4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0)	/* spi1_scs0.spi1_scs0 */

			K2G_CORE_IOPAD(0x11ac) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0)	/* spi1_clk.spi1_clk */

			K2G_CORE_IOPAD(0x11b0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0)	/* spi1_miso.spi1_miso */

			K2G_CORE_IOPAD(0x11b4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0)	/* spi1_mosi.spi1_mosi */

		>;

	};



};



&k2g_pinctrl {
@@ -169,3 +179,29 @@ 
	pinctrl-names = "default";

	pinctrl-0 = <&ecap0_pins>;

};



&spi1 {

	pinctrl-names = "default";

	pinctrl-0 = <&spi1_pins>;

	status = "okay";



	spi_nor: flash@0 {

		#address-cells = <1>;

		#size-cells = <1>;

		compatible = "jedec,spi-nor";

		spi-max-frequency = <5000000>;

		m25p,fast-read;

		reg = <0>;



		partition@0 {

			label = "u-boot-spl";

			reg = <0x0 0x100000>;

			read-only;

		};



		partition@1 {

			label = "misc";

			reg = <0x100000 0xf00000>;

		};

	};

};