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[12/30] ARM: shmobile: koelsch: Fix QSPI mode of SPI-Flash into mode3

Message ID 9c5becce21af35e59c7313d3603af1d620fffd05.1419812186.git.horms+renesas@verge.net.au (mailing list archive)
State Accepted
Commit 9c5becce21af35e59c7313d3603af1d620fffd05
Headers show

Commit Message

Simon Horman Dec. 29, 2014, 1:43 a.m. UTC 
From: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>

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/r8a7791-koelsch.dts | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
index 1e5f8d2..691e4c6 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 {