From: magnus.damm@gmail.com (Magnus Damm)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: shmobile: Genmai SPI over GPIO support
Date: Thu, 05 Dec 2013 06:29:15 +0900 [thread overview]
Message-ID: <20131204212915.24243.27225.sendpatchset@w520> (raw)
From: Magnus Damm <damm@opensource.se>
Hook up the serial flash memory to bit bang SPI on the Genmai board.
Signed-off-by: Magnus Damm <damm@opensource.se>
---
Written on to of renesas git tag renesas-devel-v3.13-rc2-20131202 and
[PATCH 00/04] ARM: shmobile: r7s72100 and Genmai GPIO / PINCTRL support
arch/arm/boot/dts/r7s72100-genmai-reference.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
--- 0010/arch/arm/boot/dts/r7s72100-genmai-reference.dts
+++ work/arch/arm/boot/dts/r7s72100-genmai-reference.dts 2013-12-05 06:23:57.000000000 +0900
@@ -56,5 +56,20 @@
reg = <0x50>;
};
};
+ spi0 {
+ compatible = "spi-gpio";
+ gpio-sck = <&port9 2 0>;
+ gpio-mosi = <&port9 4 0>;
+ gpio-miso = <&port9 5 0>;
+ cs-gpios = <&port9 3 0>;
+ num-chipselects = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ s25fl512s: s25fl512s0 {
+ compatible = "s25fl512s";
+ reg = <0>;
+ spi-max-frequency = <104000000>;
+ };
+ };
};
next reply other threads:[~2013-12-04 21:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-04 21:29 Magnus Damm [this message]
2013-12-04 22:54 ` [PATCH] ARM: shmobile: Genmai SPI over GPIO support Laurent Pinchart
2013-12-05 12:20 ` Sergei Shtylyov
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