* [PATCH 4/7] ARM: shmobile: lager dts: Add QSPI nodes
[not found] ` <1392029254-15400-1-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
@ 2014-02-10 10:47 ` Geert Uytterhoeven
0 siblings, 0 replies; 2+ messages in thread
From: Geert Uytterhoeven @ 2014-02-10 10:47 UTC (permalink / raw)
To: Simon Horman, Magnus Damm
Cc: linux-sh-u79uwXL29TY76Z2rM5mHXA,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
linux-kernel-u79uwXL29TY76Z2rM5mHXA, Geert Uytterhoeven,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-spi-u79uwXL29TY76Z2rM5mHXA
From: Geert Uytterhoeven <geert+renesas-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
Add pinctrl and SPI devices for QSPI on Lager.
Add Spansion s25fl512s SPI FLASH and MTD partitions.
Signed-off-by: Geert Uytterhoeven <geert+renesas-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
---
arch/arm/boot/dts/r8a7790-lager.dts | 36 +++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 1081c5e91ac4..adff2dc4012d 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -80,6 +80,11 @@
renesas,groups = "mmc1_data8", "mmc1_ctrl";
renesas,function = "mmc1";
};
+
+ qspi_pins: spi {
+ renesas,groups = "qspi_ctrl", "qspi_data4";
+ renesas,function = "qspi";
+ };
};
&mmcif1 {
@@ -95,3 +100,34 @@
&sata1 {
status = "okay";
};
+
+&spi {
+ pinctrl-0 = <&qspi_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+
+ flash: flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "spansion,s25fl512s";
+ reg = <0>;
+ spi-max-frequency = <30000000>;
+ m25p,fast-read;
+
+ partition@0 {
+ label = "loader";
+ reg = <0x00000000 0x00040000>;
+ read-only;
+ };
+ partition@40000 {
+ label = "user";
+ reg = <0x00040000 0x00400000>;
+ read-only;
+ };
+ partition@440000 {
+ label = "flash";
+ reg = <0x00440000 0x03bc0000>;
+ };
+ };
+};
--
1.7.9.5
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