From f782574089a67f114d3498d7a001b83f34c4c78a Mon Sep 17 00:00:00 2001 From: Jon Hunter Date: Sun, 7 Apr 2013 20:17:07 -0500 Subject: [PATCH] ARM: dts: Add NOR flash bindings for OMAP2420 H4 Add device-tree node for the 64MB NOR on the OMAP2420-H4 board. Signed-off-by: Jon Hunter Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/omap2420-h4.dts | 46 +++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts index 9b0d07746cba..68282ee13e26 100644 --- a/arch/arm/boot/dts/omap2420-h4.dts +++ b/arch/arm/boot/dts/omap2420-h4.dts @@ -18,3 +18,49 @@ reg = <0x80000000 0x4000000>; /* 64 MB */ }; }; + +&gpmc { + ranges = <0 0 0x08000000 0x04000000>; + + nor@0,0 { + compatible = "cfi-flash"; + linux,mtd-name= "intel,ge28f256l18b85"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0 0 0x04000000>; + bank-width = <2>; + + gpmc,mux-add-data = <2>; + gpmc,cs-on-ns = <10>; + gpmc,cs-rd-off-ns = <160>; + gpmc,cs-wr-off-ns = <160>; + gpmc,adv-on-ns = <20>; + gpmc,adv-rd-off-ns = <50>; + gpmc,adv-wr-off-ns = <50>; + gpmc,oe-on-ns = <60>; + gpmc,oe-off-ns = <120>; + gpmc,we-on-ns = <60>; + gpmc,we-off-ns = <120>; + gpmc,rd-cycle-ns = <170>; + gpmc,wr-cycle-ns = <170>; + gpmc,access-ns = <150>; + gpmc,page-burst-access-ns = <10>; + + partition@0 { + label = "bootloader"; + reg = <0 0x20000>; + }; + partition@0x20000 { + label = "params"; + reg = <0x20000 0x20000>; + }; + partition@0x40000 { + label = "kernel"; + reg = <0x40000 0x200000>; + }; + partition@0x240000 { + label = "file-system"; + reg = <0x240000 0x3dc0000>; + }; + }; +}; -- GitLab