openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ARM: dts: vf610-zii-cfu1: Disable NOR flash/SPI controller 

Only a certain number of CFU1's come with NOR flash populated. Disable
it by default to avoid trying to probe NOR flash on devices that don't
have it. Devices that do have it can rely on the bootloader to enable
this node.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Andrey Smirnov 2019-03-25 11:30:17 -07:00 committed by Shawn Guo
parent dae9f076d1
commit 5f0a88a1aa
1 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
arch/arm/boot/dts/vf610-zii-cfu1.dts
View File

@ -87,7 +87,12 @@ &dspi1 {
bus-num = <1>; bus-num = <1>;
pinctrl-names = "default"; pinctrl-names = "default";
pinctrl-0 = <&pinctrl_dspi1>; pinctrl-0 = <&pinctrl_dspi1>;
status = "okay"; /*
* Some CFU1s come with SPI-NOR chip DNPed, so we leave this
* node disabled by default and rely on bootloader to enable
* it when appropriate.
*/
status = "disabled";
m25p128@0 { m25p128@0 {
#address-cells = <1>; #address-cells = <1>;