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ODROID-N2: spi: add alias for spidev bus-number

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Change-Id: I14d5f6286e235926bd12096f225b2c8f0b785f4b
This commit is contained in:
charles.park
2018-12-04 18:13:52 +09:00
committed by Dongjin Kim
parent 728ebe1676
commit 9cd13182ef
2 changed files with 39 additions and 0 deletions
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2
arch/arm64/boot/dts/amlogic/mesong12_odroid_common.dtsi
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@@ -29,6 +29,8 @@
i2c4 = &i2c_AO;
tsensor0 = &p_tsensor;
tsensor1 = &d_tsensor;
spi0 = &spicc0;
spi1 = &spicc1;
};
gpiomem {

37
arch/arm64/boot/dts/amlogic/s922d_odroidn2.dts
View File

@@ -501,3 +501,40 @@
&saradc {
status = "okay";
};
&i2c2 {
status = "okay";
pinctrl-names = "default";
/* 40 Pin Header : SDA(GPIOX.17->3 Pin), SCL(GPIOX.18->5 Pin) */
pinctrl-0 = <&i2c2_master_pins1>;
/* default 400k */
clock-frequency = <400000>;
};
&spicc0 {
status = "okay";
/*
40 Pin Header : MOSI(GPIOX.8->19 Pin), MISO(GPIOX.9->21 Pin),
SPI0_CLK(GPIOX.11->23 Pin)
SPI_CE0(GPIOX.2->22 Pin), SPI_CE1(GPIOX.10->24 Pin)
*/
pinctrl-names = "default";
pinctrl-0 = <&spicc0_pins_x>;
num_chipselect = <2>;
cs-gpios = <&gpio GPIOX_2 GPIO_ACTIVE_LOW>, <&gpio GPIOX_10 GPIO_ACTIVE_LOW>;
spidev@0 {
compatible = "linux,spidev";
/* spi default max clock 100Mhz */
spi-max-frequency = <100000000>;
reg = <0>;
};
spidev@1 {
compatible = "linux,spidev";
/* spi default max clock 100Mhz */
spi-max-frequency = <100000000>;
reg = <1>;
};
};