[PATCH 3/3] ARM: shmobile: koelsch dts: Add QSPI nodes
Simon Horman
horms+renesas at verge.net.au
Thu Feb 13 03:04:48 EST 2014
From: Geert Uytterhoeven <geert+renesas at linux-m68k.org>
Add pinctrl and SPI devices for QSPI on Koelsch.
Add Spansion s25fl512s SPI FLASH and MTD partitions.
Signed-off-by: Geert Uytterhoeven <geert+renesas at linux-m68k.org>
Acked-by: Magnus Damm <damm at opensource.se>
Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
---
arch/arm/boot/dts/r8a7791-koelsch.dts | 36 +++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
index 74f0985..d4b9bba 100644
--- a/arch/arm/boot/dts/r8a7791-koelsch.dts
+++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
@@ -121,8 +121,44 @@
renesas,groups = "scif1_data_d";
renesas,function = "scif1";
};
+
+ qspi_pins: spi {
+ renesas,groups = "qspi_ctrl", "qspi_data4";
+ renesas,function = "qspi";
+ };
};
&sata0 {
status = "okay";
};
+
+&spi {
+ pinctrl-0 = <&qspi_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+
+ flash: flash at 0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "spansion,s25fl512s";
+ reg = <0>;
+ spi-max-frequency = <30000000>;
+ m25p,fast-read;
+
+ partition at 0 {
+ label = "loader";
+ reg = <0x00000000 0x00080000>;
+ read-only;
+ };
+ partition at 80000 {
+ label = "bootenv";
+ reg = <0x00080000 0x00080000>;
+ read-only;
+ };
+ partition at 100000 {
+ label = "data";
+ reg = <0x00100000 0x03f00000>;
+ };
+ };
+};
--
1.8.5.2
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