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Commit cc2d6814 authored by Dmitry Lifshitz's avatar Dmitry Lifshitz Committed by Tony Lindgren
Browse files

ARM: dts: am57xx: cl-som-am57x: add spi-flash support 



On-board spi-flash chip is used as a main boot device.
Add spi-flash chip support (over QSPI bus).

Signed-off-by: default avatarDmitry Lifshitz <lifshitz@compulab.co.il>
Acked-by: default avatarIgor Grinberg <grinberg@compulab.co.il>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 8deb60f5

arch/arm/boot/dts/am57xx-cl-som-am57x.dts

+42 −0
Original line number Diff line number Diff line
@@ -93,6 +93,17 @@ 
			DRA7XX_CORE_IOPAD(0x3498, PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_a22.mmc2_dat7 */

		>;

	};



	qspi1_pins: pinmux_qspi1_pins {

		pinctrl-single,pins = <

			DRA7XX_CORE_IOPAD(0x3474, PIN_INPUT | MUX_MODE1)	/* gpmc_a13.qspi1_rtclk */

			DRA7XX_CORE_IOPAD(0x3480, PIN_INPUT | MUX_MODE1)	/* gpmc_a16.qspi1_d0 */

			DRA7XX_CORE_IOPAD(0x3484, PIN_INPUT | MUX_MODE1)	/* gpmc_a17.qspi1_d1 */

			DRA7XX_CORE_IOPAD(0x3488, PIN_INPUT | MUX_MODE1)	/* qpmc_a18.qspi1_sclk */

			DRA7XX_CORE_IOPAD(0x34b8, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_cs2.qspi1_cs0 */

			DRA7XX_CORE_IOPAD(0x34bc, PIN_INPUT_PULLUP | MUX_MODE1)	/* gpmc_cs3.qspi1_cs1 */

		>;

	};

};



&i2c1 {
@@ -331,3 +342,34 @@ 
	ti,non-removable;

	cap-mmc-dual-data-rate;

};



&qspi {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&qspi1_pins>;



	spi-max-frequency = <20000000>;



	spi_flash: spi_flash@0 {

		#address-cells = <1>;

		#size-cells = <1>;

		compatible = "spansion,m25p80", "jedec,spi-nor";

		reg = <0>;				/* CS0 */

		spi-max-frequency = <20000000>;



		partition@0 {

			label = "uboot";

			reg = <0x0 0xc0000>;

		};



		partition@c0000 {

			label = "uboot environment";

			reg = <0xc0000 0x40000>;

		};



		partition@100000 {

			label = "reserved";

			reg = <0x100000 0x0>;

		};

	};

};