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| author | Hisashi Nakamura <hisashi.nakamura.ak@renesas.com> | 2014-12-09 09:37:12 +0900 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2014-12-21 16:57:18 +0900 |
| commit | 9c5becce21af35e59c7313d3603af1d620fffd05 (patch) | |
| tree | f2c1579ad4795c5a85df09f0c23d3eab7bd51c05 /arch/arm/boot/dts/r8a7791-koelsch.dts | |
| parent | 22a9b44fc17e83417fa890123a33164ea37fc10c (diff) | |
| download | lwn-9c5becce21af35e59c7313d3603af1d620fffd05.tar.gz lwn-9c5becce21af35e59c7313d3603af1d620fffd05.zip | |
ARM: shmobile: koelsch: Fix QSPI mode of SPI-Flash into mode3
In order to change into mode3, CPOL and CPHA bit of SPCMD register
of QSPI is changed. Mode3 can avoid intermediate voltage.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
[horms: Updated changelog and re-ordered properties]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm/boot/dts/r8a7791-koelsch.dts')
| -rw-r--r-- | arch/arm/boot/dts/r8a7791-koelsch.dts | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index 1e5f8d2b74b9..691e4c635564 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -444,6 +444,8 @@ spi-max-frequency = <30000000>; spi-tx-bus-width = <4>; spi-rx-bus-width = <4>; + spi-cpha; + spi-cpol; m25p,fast-read; partition@0 { |