From 9faa5960eef3204cae6637b530f5e23e53b5a9ef Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Fri, 29 May 2015 23:39:47 +0200 Subject: [PATCH] ARM: BCM5301X: add NAND flash chip description This adds the NAND flash chip description for a standard chip found connected to this SoC. This makes use of generic Broadcom NAND driver with the iProc interface. Signed-off-by: Hauke Mehrtens Signed-off-by: Florian Fainelli --- arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts | 1 + arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts | 1 + arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts | 1 + arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts | 9 +++----- arch/arm/boot/dts/bcm4708-netgear-r6250.dts | 1 + arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts | 1 + arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts | 1 + arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 1 + arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts | 1 + arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts | 1 + arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts | 1 + arch/arm/boot/dts/bcm4709-netgear-r8000.dts | 1 + arch/arm/boot/dts/bcm5301x-nand-cs0-bch8.dtsi | 24 ++++++++++++++++++++++ arch/arm/boot/dts/bcm5301x.dtsi | 12 +++++++++++ 14 files changed, 50 insertions(+), 6 deletions(-) create mode 100644 arch/arm/boot/dts/bcm5301x-nand-cs0-bch8.dtsi --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac56u.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "asus,rt-ac56u", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts +++ b/arch/arm/boot/dts/bcm4708-asus-rt-ac68u.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "asus,rt-ac68u", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts +++ b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "buffalo,wzr-1750dhp", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts +++ b/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "luxul,xwc-1000", "brcm,bcm4708"; @@ -23,12 +24,8 @@ reg = <0x00000000 0x08000000>; }; - axi@18000000 { - nand@28000 { - reg = <0x00028000 0x1000>; - #address-cells = <1>; - #size-cells = <1>; - + nand: nand@18028000 { + nandcs@0 { partition@0 { label = "ubi"; reg = <0x00000000 0x08000000>; --- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts +++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "netgear,r6250v1", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts +++ b/arch/arm/boot/dts/bcm4708-netgear-r6300-v2.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "netgear,r6300v2", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts +++ b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "smartrg,sr400ac", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts +++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm47081.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "asus,rt-n18u", "brcm,bcm47081", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm47081.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "buffalo,wzr-600dhp2", "brcm,bcm47081", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts +++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-900dhp.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm47081.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "buffalo,wzr-900dhp", "brcm,bcm47081", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts +++ b/arch/arm/boot/dts/bcm4709-buffalo-wxr-1900dhp.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "buffalo,wxr-1900dhp", "brcm,bcm4709", "brcm,bcm4708"; --- a/arch/arm/boot/dts/bcm4709-netgear-r8000.dts +++ b/arch/arm/boot/dts/bcm4709-netgear-r8000.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "bcm4708.dtsi" +#include "bcm5301x-nand-cs0-bch8.dtsi" / { compatible = "netgear,r8000", "brcm,bcm4709", "brcm,bcm4708"; --- /dev/null +++ b/arch/arm/boot/dts/bcm5301x-nand-cs0-bch8.dtsi @@ -0,0 +1,24 @@ +/* + * Broadcom BCM470X / BCM5301X Nand chip defaults. + * + * This should be included if the NAND controller is on chip select 0 + * and uses 8 bit ECC. + * + * Copyright (C) 2015 Hauke Mehrtens + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +/ { + nand@18028000 { + nandcs@0 { + compatible = "brcm,nandcs"; + reg = <0>; + #address-cells = <1>; + #size-cells = <1>; + + nand-ecc-strength = <8>; + nand-ecc-step-size = <512>; + }; + }; +}; --- a/arch/arm/boot/dts/bcm5301x.dtsi +++ b/arch/arm/boot/dts/bcm5301x.dtsi @@ -143,4 +143,16 @@ #gpio-cells = <2>; }; }; + + nand: nand@18028000 { + compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1", "brcm,brcmnand"; + reg = <0x18028000 0x600>, <0x1811a408 0x600>, <0x18028f00 0x20>; + reg-names = "nand", "iproc-idm", "iproc-ext"; + interrupts = ; + + #address-cells = <1>; + #size-cells = <0>; + + brcm,nand-has-wp; + }; };