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arm: dts: mt2701: add nor flash node 

Add Mediatek nor flash node.

Signed-off-by: Guochun Mao <guochun.mao@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
This commit is contained in:
Guochun Mao 2017-01-25 11:38:35 +08:00 committed by Matthias Brugger
parent 1b813f3ca8
commit df3074f06f
2 changed files with 37 additions and 0 deletions
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25
arch/arm/boot/dts/mt2701-evb.dts
View File

@ -78,6 +78,31 @@
status = "disabled";
};
&nor_flash {
pinctrl-names = "default";
pinctrl-0 = <&nor_pins_default>;
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
};
};
&pio {
nor_pins_default: nor {
pins1 {
pinmux = <MT2701_PIN_240_EXT_XCS__FUNC_EXT_XCS>,
<MT2701_PIN_241_EXT_SCK__FUNC_EXT_SCK>,
<MT2701_PIN_239_EXT_SDIO0__FUNC_EXT_SDIO0>,
<MT2701_PIN_238_EXT_SDIO1__FUNC_EXT_SDIO1>,
<MT2701_PIN_237_EXT_SDIO2__FUNC_EXT_SDIO2>,
<MT2701_PIN_236_EXT_SDIO3__FUNC_EXT_SDIO3>;
drive-strength = <MTK_DRIVE_4mA>;
bias-pull-up;
};
};
};
&uart0 {
status = "okay";
};

12
arch/arm/boot/dts/mt2701.dtsi
View File

@ -344,6 +344,18 @@
status = "disabled";
};
nor_flash: spi@11014000 {
compatible = "mediatek,mt2701-nor",
"mediatek,mt8173-nor";
reg = <0 0x11014000 0 0xe0>;
clocks = <&pericfg CLK_PERI_FLASH>,
<&topckgen CLK_TOP_FLASH_SEL>;
clock-names = "spi", "sf";
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
spi1: spi@11016000 {
compatible = "mediatek,mt2701-spi";
#address-cells = <1>;