ARM: shmobile: lager: Fix QSPI mode of SPI-Flash into mode3
authorHisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Wed, 10 Dec 2014 02:30:27 +0000 (11:30 +0900)
committerSimon Horman <horms+renesas@verge.net.au>
Sun, 21 Dec 2014 10:07:19 +0000 (19:07 +0900)
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>
arch/arm/boot/dts/r8a7790-lager.dts

index 636d53bb87a27062b79afae3f009629e52fd63d3..bc257e8b1bf29d2ee836166782614a5b0d59786d 100644 (file)
                spi-max-frequency = <30000000>;
                spi-tx-bus-width = <4>;
                spi-rx-bus-width = <4>;
+               spi-cpha;
+               spi-cpol;
                m25p,fast-read;
 
                partition@0 {
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