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spi:add spi dts for rk312x

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This commit is contained in:
Luowei
2014-09-12 20:30:01 +08:00
parent e0c93ffd0a
commit 43bc8d0d39
2 changed files with 50 additions and 1 deletions
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29
arch/arm/boot/dts/rk3128-box.dts
View File

@@ -175,6 +175,35 @@
status = "disabled";
};
&spi0 {
status = "disabled";
max-freq = <48000000>;
/*
spi_test@00 {
compatible = "rockchip,spi_test_bus0_cs0";
reg = <0>;
spi-max-frequency = <24000000>;
//spi-cpha;
//spi-cpol;
poll_mode = <0>;
type = <0>;
enable_dma = <0>;
};
spi_test@01 {
compatible = "rockchip,spi_test_bus0_cs1";
reg = <1>;
spi-max-frequency = <24000000>;
spi-cpha;
spi-cpol;
poll_mode = <0>;
type = <0>;
enable_dma = <0>;
};
*/
};
&gmac {
//pmu_regulator = "act_ldo5";
//pmu_enable_level = <1>; //1->HIGH, 0->LOW

22
arch/arm/boot/dts/rk312x.dtsi
View File

@@ -22,7 +22,7 @@
i2c2 = &i2c2;
i2c3 = &i2c3;
lcdc = &lcdc;
// spi0 = &spi0;
spi0 = &spi0;
};
cpus {
@@ -575,6 +575,26 @@
fifo-depth = <0x100>;
bus-width = <4>;
};
spi0: spi@20074000 {
compatible = "rockchip,rockchip-spi";
reg = <0x20074000 0x1000>;
interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&spi0_txd_mux0 &spi0_rxd_mux0 &spi0_clk_mux0 &spi0_cs0_mux0 &spi0_cs1_mux0>;
//pinctrl-0 = <&spi0_txd_mux1 &spi0_rxd_mux1 &spi0_clk_mux1 &spi0_cs0_mux1 &spi0_cs1_mux1>;
//pinctrl-0 = <&spi0_txd_mux2 &spi0_rxd_mux2 &spi0_clk_mux2 &spi0_cs0_mux2>;
rockchip,spi-src-clk = <0>;
num-cs = <2>;
clocks =<&clk_spi0>, <&clk_gates7 12>;
clock-names = "spi","pclk_spi0";
//dmas = <&pdma 8>, <&pdma 9>;
//#dma-cells = <2>;
//dma-names = "tx", "rx";
status = "disabled";
};
adc: adc@2006c000 {
compatible = "rockchip,saradc";