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qcom: ipq4019: add DMA nodes to ipq4019 SoC and DK01 device tree 

This adds the blsp_dma node to the device tree and the required
properties for using DMA with serial

Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
steinar/wifi_calib_4_9_kernel
Matthew McClintock 2016-03-23 17:05:12 -05:00 committed by Andy Gross
parent fd6fd38692
commit 9ca595f08e
2 changed files with 19 additions and 0 deletions
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4
arch/arm/boot/dts/qcom-ipq4019-ap.dk01.1.dtsi
View File

@ -72,6 +72,10 @@
};
};
blsp_dma: dma@7884000 {
status = "ok";
};
spi_0: spi@78b5000 {
pinctrl-0 = <&spi_0_pins>;
pinctrl-names = "default";

15
arch/arm/boot/dts/qcom-ipq4019.dtsi
View File

@ -123,6 +123,17 @@
interrupts = <0 208 0>;
};
blsp_dma: dma@7884000 {
compatible = "qcom,bam-v1.7.0";
reg = <0x07884000 0x23000>;
interrupts = <GIC_SPI 238 IRQ_TYPE_NONE>;
clocks = <&gcc GCC_BLSP1_AHB_CLK>;
clock-names = "bam_clk";
#dma-cells = <1>;
qcom,ee = <0>;
status = "disabled";
};
spi_0: spi@78b5000 {
compatible = "qcom,spi-qup-v2.2.1";
reg = <0x78b5000 0x600>;
@ -224,6 +235,8 @@
clocks = <&gcc GCC_BLSP1_UART1_APPS_CLK>,
<&gcc GCC_BLSP1_AHB_CLK>;
clock-names = "core", "iface";
dmas = <&blsp_dma 1>, <&blsp_dma 0>;
dma-names = "rx", "tx";
};
serial@78b0000 {
@ -234,6 +247,8 @@
clocks = <&gcc GCC_BLSP1_UART2_APPS_CLK>,
<&gcc GCC_BLSP1_AHB_CLK>;
clock-names = "core", "iface";
dmas = <&blsp_dma 3>, <&blsp_dma 2>;
dma-names = "rx", "tx";
};
watchdog@b017000 {