[PATCH] ARM: dts: keystone: add AEMIF/NAND device entry
From: Ivan Khoronzhuk <hidden>
Date: 2014-02-24 18:52:56
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add AEMIF/NAND device entry. Signed-off-by: Ivan Khoronzhuk <redacted> --- Based on git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git keystone/master arch/arm/boot/dts/k2hk-evm.dts | 52 +++++++++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/keystone.dtsi | 13 +++++++++++ 2 files changed, 65 insertions(+)
diff --git a/arch/arm/boot/dts/k2hk-evm.dts b/arch/arm/boot/dts/k2hk-evm.dts
index 1d8ea6e..a08581b 100644
--- a/arch/arm/boot/dts/k2hk-evm.dts
+++ b/arch/arm/boot/dts/k2hk-evm.dts@@ -84,3 +84,55 @@ &usb { status = "okay"; }; + +&aemif { + cs0 { + #address-cells = <2>; + #size-cells = <1>; + clock-ranges; + ranges; + + ti,cs-chipselect = <0>; + /* all timings in nanoseconds */ + ti,cs-min-turnaround-ns = <12>; + ti,cs-read-hold-ns = <6>; + ti,cs-read-strobe-ns = <23>; + ti,cs-read-setup-ns = <9>; + ti,cs-write-hold-ns = <8>; + ti,cs-write-strobe-ns = <23>; + ti,cs-write-setup-ns = <8>; + + nand at 0,0 { + compatible = "ti,keystone-nand","ti,davinci-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0 0 0x4000000 + 1 0 0x0000100>; + + ti,davinci-chipselect = <0>; + ti,davinci-mask-ale = <0x2000>; + ti,davinci-mask-cle = <0x4000>; + ti,davinci-mask-chipsel = <0>; + nand-ecc-mode = "hw"; + ti,davinci-ecc-bits = <4>; + nand-on-flash-bbt; + + partition at 0 { + label = "u-boot"; + reg = <0x0 0x100000>; + read-only; + }; + + partition at 100000 { + label = "params"; + reg = <0x100000 0x80000>; + read-only; + }; + + partition at 180000 { + label = "ubifs"; + reg = <0x180000 0x7E80000>; + }; + }; + }; +};
diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi
index 4eceb46..af80cb2 100644
--- a/arch/arm/boot/dts/keystone.dtsi
+++ b/arch/arm/boot/dts/keystone.dtsi@@ -266,5 +266,18 @@ ti,ngpio = <32>; ti,davinci-gpio-unbanked = <32>; }; + + aemif: aemif at 21000A00 { + compatible = "ti,keystone-aemif", "ti,davinci-aemif"; + #address-cells = <2>; + #size-cells = <1>; + clocks = <&clkaemif>; + clock-names = "aemif"; + clock-ranges; + + reg = <0x21000A00 0x00000100>; + ranges = <0 0 0x30000000 0x10000000 + 1 0 0x21000A00 0x00000100>; + }; }; };
--
1.8.3.2