[PATCH v2 8/8] ARM: dts: vf610-twr: Add SPI NOR support
From: Huang Shijie <hidden>
Date: 2013-08-26 04:41:42
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
vf610-twr has two s25fl128s SPI NOR flashs connected to QuadSpi0. Add support for them. Note: we enable the DDR Quad read for the two NOR flashs which runs in 66MHz. Signed-off-by: Huang Shijie <redacted> --- arch/arm/boot/dts/vf610-twr.dts | 36 ++++++++++++++++++++++++++++++++++++ 1 files changed, 36 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/vf610-twr.dts b/arch/arm/boot/dts/vf610-twr.dts
index 1a58678..e9149de 100644
--- a/arch/arm/boot/dts/vf610-twr.dts
+++ b/arch/arm/boot/dts/vf610-twr.dts@@ -62,3 +62,39 @@ pinctrl-0 = <&pinctrl_uart1_1>; status = "okay"; }; + +&qspi0 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_qspi0_1>; + fsl,nor-size = <0x1000000>; + fsl,spi-num-chipselects = <2>; + status = "okay"; + + flash0: s25fl128s at 0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spansion,s25fl128s"; + spi-max-frequency = <66000000>; + m25p,ddr-quad-read = <1>; + reg = <0>; + + partition at 0 { + label = "s25fl128s-0"; + reg = <0x0 0x1000000>; + }; + }; + + flash1: s25fl128s at 1 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spansion,s25fl128s"; + spi-max-frequency = <66000000>; + m25p,ddr-quad-read = <1>; + reg = <1>; + + partition at 0x0 { + label = "s25fl128s-1"; + reg = <0x0 0x1000000>; + }; + }; +};
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1.7.1