xref: /OK3568_Linux_fs/kernel/arch/arm/boot/dts/tny_a9260_common.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)

// SPDX-License-Identifier: GPL-2.0-only
/*
 * tny_a9260_common.dtsi - Device Tree file for Caloa TNY A926x board
 *
 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
 */

/ {
	chosen {
		bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock6 rw rootfstype=ubifs";
	};

	memory@20000000 {
		reg = <0x20000000 0x4000000>;
	};

	clocks {
		slow_xtal {
			clock-frequency = <32768>;
		};

		main_xtal {
			clock-frequency = <12000000>;
		};
	};

	ahb {
		apb {
			tcb0: timer@fffa0000 {
				timer@0 {
					compatible = "atmel,tcb-timer";
					reg = <0>, <1>;
				};

				timer@2 {
					compatible = "atmel,tcb-timer";
					reg = <2>;
				};
			};

			dbgu: serial@fffff200 {
				status = "okay";
			};
		};

		ebi: ebi@10000000 {
			status = "okay";

			nand_controller: nand-controller {
				status = "okay";
				pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
				pinctrl-names = "default";

				nand@3 {
					reg = <0x3 0x0 0x800000>;
					rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
					cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
					nand-bus-width = <8>;
					nand-ecc-mode = "soft";
					nand-on-flash-bbt;
					label = "atmel_nand";

					partitions {
						compatible = "fixed-partitions";
						#address-cells = <1>;
						#size-cells = <1>;

						at91bootstrap@0 {
							label = "at91bootstrap";
							reg = <0x0 0x20000>;
						};

						barebox@20000 {
							label = "barebox";
							reg = <0x20000 0x40000>;
						};

						bareboxenv@60000 {
							label = "bareboxenv";
							reg = <0x60000 0x20000>;
						};

						bareboxenv2@80000 {
							label = "bareboxenv2";
							reg = <0x80000 0x20000>;
						};

						oftree@80000 {
							label = "oftree";
							reg = <0xa0000 0x20000>;
						};

						kernel@a0000 {
							label = "kernel";
							reg = <0xc0000 0x400000>;
						};

						rootfs@4a0000 {
							label = "rootfs";
							reg = <0x4c0000 0x7800000>;
						};

						data@7ca0000 {
							label = "data";
							reg = <0x7cc0000 0x8340000>;
						};
					};
				};
			};
		};
	};
};