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| author | Linus Walleij <linus.walleij@linaro.org> | 2015-10-15 13:20:15 +0300 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2015-10-15 18:20:12 +0300 |
| commit | 5078f77e14431efbfacd541c563b101bd6a99d75 (patch) | |
| tree | 8b81aebf581bf98733e95c58a68679ae8bb15d6f /arch | |
| parent | e3d05583a725530b20f0981ff049257042528280 (diff) | |
| download | linux-5078f77e14431efbfacd541c563b101bd6a99d75.tar.xz | |
ARM64: juno: add NOR flash to device tree
The Juno motherboard has a NOR flash on the motherboard, enable
this to be accessed with the CFI flash driver. Results after
enabling MTD, MTD_CFI, MTD_PHYSMAP, MTD_PHYSMAP_OF,
MTD_CFI_INTELEXT:
8000000.flash: Found 2 x16 devices at 0x0 in 32-bit bank.
Manufacturer ID 0x000089 Chip ID 0x008919
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Using buffer write method
Using auto-unlock on power-up/resume
cfi_cmdset_0001: Erase suspend on write enabled
erase region 0: offset=0x0,size=0x40000,blocks=255
erase region 1: offset=0x3fc0000,size=0x10000,blocks=4
Cc: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/boot/dts/arm/juno-motherboard.dtsi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi index 637e046f0e36..c7c99a42e2e9 100644 --- a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi +++ b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi @@ -103,6 +103,14 @@ }; }; + flash@0,00000000 { + /* 2 * 32MiB NOR Flash memory mounted on CS0 */ + compatible = "arm,vexpress-flash", "cfi-flash"; + linux,part-probe = "afs"; + reg = <0 0x00000000 0x04000000>; + bank-width = <4>; + }; + ethernet@2,00000000 { compatible = "smsc,lan9118", "smsc,lan9115"; reg = <2 0x00000000 0x10000>; |