1ed1d0eb0SRoger Quadros# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2ed1d0eb0SRoger Quadros%YAML 1.2 3ed1d0eb0SRoger Quadros--- 4ed1d0eb0SRoger Quadros$id: http://devicetree.org/schemas/mtd/ti,gpmc-onenand.yaml# 5ed1d0eb0SRoger Quadros$schema: http://devicetree.org/meta-schemas/core.yaml# 6ed1d0eb0SRoger Quadros 7ed1d0eb0SRoger Quadrostitle: OneNAND over Texas Instruments GPMC bus. 8ed1d0eb0SRoger Quadros 9ed1d0eb0SRoger Quadrosmaintainers: 10ed1d0eb0SRoger Quadros - Tony Lindgren <tony@atomide.com> 11ed1d0eb0SRoger Quadros - Roger Quadros <rogerq@kernel.org> 12ed1d0eb0SRoger Quadros 13ed1d0eb0SRoger Quadrosdescription: 14ed1d0eb0SRoger Quadros GPMC connected OneNAND (found on OMAP boards) are represented 15ed1d0eb0SRoger Quadros as child nodes of the GPMC controller. 16ed1d0eb0SRoger Quadros 17ed1d0eb0SRoger Quadrosproperties: 18eb6fa336SMiquel Raynal $nodename: 19eb6fa336SMiquel Raynal pattern: "^onenand@[0-9],[0,9]$" 20eb6fa336SMiquel Raynal 21ed1d0eb0SRoger Quadros compatible: 22ed1d0eb0SRoger Quadros const: ti,omap2-onenand 23ed1d0eb0SRoger Quadros 24ed1d0eb0SRoger Quadros reg: 25ed1d0eb0SRoger Quadros items: 26ed1d0eb0SRoger Quadros - description: | 27ed1d0eb0SRoger Quadros Chip Select number, register offset and size of 28ed1d0eb0SRoger Quadros OneNAND register window. 29ed1d0eb0SRoger Quadros 30ed1d0eb0SRoger Quadros "#address-cells": true 31ed1d0eb0SRoger Quadros 32ed1d0eb0SRoger Quadros "#size-cells": true 33ed1d0eb0SRoger Quadros 34ed1d0eb0SRoger Quadros int-gpios: 35ed1d0eb0SRoger Quadros description: GPIO specifier for the INT pin. 36ed1d0eb0SRoger Quadros 37ed1d0eb0SRoger QuadrospatternProperties: 38ed1d0eb0SRoger Quadros "@[0-9a-f]+$": 39*1f79a611SRob Herring $ref: /schemas/mtd/partitions/partition.yaml 40ed1d0eb0SRoger Quadros 41ed1d0eb0SRoger QuadrosallOf: 42*1f79a611SRob Herring - $ref: /schemas/memory-controllers/ti,gpmc-child.yaml 43ed1d0eb0SRoger Quadros 44ed1d0eb0SRoger Quadrosrequired: 45ed1d0eb0SRoger Quadros - compatible 46ed1d0eb0SRoger Quadros - reg 47ed1d0eb0SRoger Quadros - "#address-cells" 48ed1d0eb0SRoger Quadros - "#size-cells" 49ed1d0eb0SRoger Quadros 50ed1d0eb0SRoger QuadrosunevaluatedProperties: false 51ed1d0eb0SRoger Quadros 52ed1d0eb0SRoger Quadrosexamples: 53ed1d0eb0SRoger Quadros - | 54ed1d0eb0SRoger Quadros gpmc: memory-controller@6e000000 { 55ed1d0eb0SRoger Quadros compatible = "ti,omap3430-gpmc"; 56ed1d0eb0SRoger Quadros reg = <0x6e000000 0x02d0>; 57ed1d0eb0SRoger Quadros interrupts = <20>; 58ed1d0eb0SRoger Quadros gpmc,num-cs = <8>; 59ed1d0eb0SRoger Quadros gpmc,num-waitpins = <4>; 60ed1d0eb0SRoger Quadros clocks = <&l3s_clkctrl>; 61ed1d0eb0SRoger Quadros clock-names = "fck"; 62ed1d0eb0SRoger Quadros #address-cells = <2>; 63ed1d0eb0SRoger Quadros #size-cells = <1>; 64ed1d0eb0SRoger Quadros 65ed1d0eb0SRoger Quadros ranges = <0 0 0x01000000 0x01000000>, /* 16 MB for OneNAND */ 66ed1d0eb0SRoger Quadros <1 0 0x02000000 0x01000000>; /* 16 MB for smc91c96 */ 67ed1d0eb0SRoger Quadros 68ed1d0eb0SRoger Quadros onenand@0,0 { 69ed1d0eb0SRoger Quadros compatible = "ti,omap2-onenand"; 70ed1d0eb0SRoger Quadros reg = <0 0 0x20000>; /* CS0, offset 0, IO size 128K */ 71ed1d0eb0SRoger Quadros #address-cells = <1>; 72ed1d0eb0SRoger Quadros #size-cells = <1>; 73ed1d0eb0SRoger Quadros 74ed1d0eb0SRoger Quadros partition@0 { 75ed1d0eb0SRoger Quadros label = "bootloader"; 76ed1d0eb0SRoger Quadros reg = <0x00000000 0x00100000>; 77ed1d0eb0SRoger Quadros }; 78ed1d0eb0SRoger Quadros 79ed1d0eb0SRoger Quadros partition@100000 { 80ed1d0eb0SRoger Quadros label = "config"; 81ed1d0eb0SRoger Quadros reg = <0x00100000 0x002c0000>; 82ed1d0eb0SRoger Quadros }; 83ed1d0eb0SRoger Quadros }; 84ed1d0eb0SRoger Quadros }; 85