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Commit dc2dd5b8 authored by Sourav Poddar's avatar Sourav Poddar Committed by Tony Lindgren
Browse files

ARM: dts: dra7: Add qspi device 



These add device tree entry for qspi controller driver on dra7-evm.

Signed-off-by: default avatarSourav Poddar <sourav.poddar@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 12f03236

arch/arm/boot/dts/dra7-evm.dts

+80 −0
Original line number Diff line number Diff line
@@ -93,6 +93,21 @@ 
			0x24c (PIN_INPUT_SLEW | MUX_MODE0) /* uart3_txd */

		>;

	};



	qspi1_pins: pinmux_qspi1_pins {

		pinctrl-single,pins = <

			0x4c (PIN_INPUT | MUX_MODE1)  /* gpmc_a3.qspi1_cs2 */

			0x50 (PIN_INPUT | MUX_MODE1)  /* gpmc_a4.qspi1_cs3 */

			0x74 (PIN_INPUT | MUX_MODE1)  /* gpmc_a13.qspi1_rtclk */

			0x78 (PIN_INPUT | MUX_MODE1)  /* gpmc_a14.qspi1_d3 */

			0x7c (PIN_INPUT | MUX_MODE1)  /* gpmc_a15.qspi1_d2 */

			0x80 (PIN_INPUT | MUX_MODE1) /* gpmc_a16.qspi1_d1 */

			0x84 (PIN_INPUT | MUX_MODE1)  /* gpmc_a17.qspi1_d0 */

			0x88 (PIN_INPUT | MUX_MODE1)  /* qpmc_a18.qspi1_sclk */

			0xb8 (PIN_INPUT_PULLUP | MUX_MODE1)  /* gpmc_cs2.qspi1_cs0 */

			0xbc (PIN_INPUT_PULLUP | MUX_MODE1)  /* gpmc_cs3.qspi1_cs1 */

		>;

	};

};



&i2c1 {
@@ -273,3 +288,68 @@ 
&cpu0 {

	cpu0-supply = <&smps123_reg>;

};



&qspi {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&qspi1_pins>;



	spi-max-frequency = <48000000>;

	m25p80@0 {

		compatible = "s25fl256s1";

		spi-max-frequency = <48000000>;

		reg = <0>;

		spi-tx-bus-width = <1>;

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

		spi-cpol;

		spi-cpha;

		#address-cells = <1>;

		#size-cells = <1>;



		/* MTD partition table.

		 * The ROM checks the first four physical blocks

		 * for a valid file to boot and the flash here is

		 * 64KiB block size.

		 */

		partition@0 {

			label = "QSPI.SPL";

			reg = <0x00000000 0x000010000>;

		};

		partition@1 {

			label = "QSPI.SPL.backup1";

			reg = <0x00010000 0x00010000>;

		};

		partition@2 {

			label = "QSPI.SPL.backup2";

			reg = <0x00020000 0x00010000>;

		};

		partition@3 {

			label = "QSPI.SPL.backup3";

			reg = <0x00030000 0x00010000>;

		};

		partition@4 {

			label = "QSPI.u-boot";

			reg = <0x00040000 0x00100000>;

		};

		partition@5 {

			label = "QSPI.u-boot-spl-os";

			reg = <0x00140000 0x00010000>;

		};

		partition@6 {

			label = "QSPI.u-boot-env";

			reg = <0x00150000 0x00010000>;

		};

		partition@7 {

			label = "QSPI.u-boot-env.backup1";

			reg = <0x00160000 0x0010000>;

		};

		partition@8 {

			label = "QSPI.kernel";

			reg = <0x00170000 0x0800000>;

		};

		partition@9 {

			label = "QSPI.file-system";

			reg = <0x00970000 0x01690000>;

		};

	};

};

arch/arm/boot/dts/dra7.dtsi

+14 −0
Original line number Diff line number Diff line
@@ -762,6 +762,20 @@ 
			dma-names = "tx0", "rx0";

			status = "disabled";

		};



		qspi: qspi@4b300000 {

			compatible = "ti,dra7xxx-qspi";

			reg = <0x4b300000 0x100>;

			reg-names = "qspi_base";

			#address-cells = <1>;

			#size-cells = <0>;

			ti,hwmods = "qspi";

			clocks = <&qspi_gfclk_div>;

			clock-names = "fck";

			num-cs = <4>;

			interrupts = <0 343 0x4>;

			status = "disabled";

		};

	};

};