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authorLong Cheng <long.cheng@mediatek.com>2019-04-27 06:36:31 +0300
committerMatthias Brugger <matthias.bgg@gmail.com>2020-05-23 22:03:13 +0300
commit21eb9ec7c3e6f5c6ddae2e19768fd7eab2cd3b63 (patch)
tree781d6cb3ad42ba3b3ac631a2d22b5e694d8c3fe8 /arch/arm64/boot
parent5e6cdf0051f824c76a8065c8e6dc25829aedd993 (diff)
downloadlinux-21eb9ec7c3e6f5c6ddae2e19768fd7eab2cd3b63.tar.xz
arm: dts: mt2712: add uart APDMA to device tree
1. add uart APDMA controller device node 2. add uart 0/1/2/3/4/5 DMA function Signed-off-by: Long Cheng <long.cheng@mediatek.com> Link: https://lore.kernel.org/r/1556336193-15198-3-git-send-email-long.cheng@mediatek.com Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r--arch/arm64/boot/dts/mediatek/mt2712e.dtsi51
1 files changed, 51 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
index 221ac9171396..db17d0a4ed57 100644
--- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
@@ -300,6 +300,9 @@
interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_LOW>;
clocks = <&baud_clk>, <&sys_clk>;
clock-names = "baud", "bus";
+ dmas = <&apdma 10
+ &apdma 11>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -375,6 +378,39 @@
(GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_HIGH)>;
};
+ apdma: dma-controller@11000400 {
+ compatible = "mediatek,mt2712-uart-dma",
+ "mediatek,mt6577-uart-dma";
+ reg = <0 0x11000400 0 0x80>,
+ <0 0x11000480 0 0x80>,
+ <0 0x11000500 0 0x80>,
+ <0 0x11000580 0 0x80>,
+ <0 0x11000600 0 0x80>,
+ <0 0x11000680 0 0x80>,
+ <0 0x11000700 0 0x80>,
+ <0 0x11000780 0 0x80>,
+ <0 0x11000800 0 0x80>,
+ <0 0x11000880 0 0x80>,
+ <0 0x11000900 0 0x80>,
+ <0 0x11000980 0 0x80>;
+ interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 105 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 106 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 107 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 108 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 109 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 111 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 113 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 114 IRQ_TYPE_LEVEL_LOW>;
+ dma-requests = <12>;
+ clocks = <&pericfg CLK_PERI_AP_DMA>;
+ clock-names = "apdma";
+ #dma-cells = <1>;
+ };
+
auxadc: adc@11001000 {
compatible = "mediatek,mt2712-auxadc";
reg = <0 0x11001000 0 0x1000>;
@@ -391,6 +427,9 @@
interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
clocks = <&baud_clk>, <&sys_clk>;
clock-names = "baud", "bus";
+ dmas = <&apdma 0
+ &apdma 1>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -401,6 +440,9 @@
interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
clocks = <&baud_clk>, <&sys_clk>;
clock-names = "baud", "bus";
+ dmas = <&apdma 2
+ &apdma 3>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -411,6 +453,9 @@
interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
clocks = <&baud_clk>, <&sys_clk>;
clock-names = "baud", "bus";
+ dmas = <&apdma 4
+ &apdma 5>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -421,6 +466,9 @@
interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
clocks = <&baud_clk>, <&sys_clk>;
clock-names = "baud", "bus";
+ dmas = <&apdma 6
+ &apdma 7>;
+ dma-names = "tx", "rx";
status = "disabled";
};
@@ -635,6 +683,9 @@
interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_LOW>;
clocks = <&baud_clk>, <&sys_clk>;
clock-names = "baud", "bus";
+ dmas = <&apdma 8
+ &apdma 9>;
+ dma-names = "tx", "rx";
status = "disabled";
};