From: Long Cheng <long.cheng@mediatek.com>
To: Vinod Koul <vkoul@kernel.org>,
Randy Dunlap <rdunlap@infradead.org>,
"Rob Herring" <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Ryder Lee <ryder.lee@mediatek.com>,
Sean Wang <sean.wang@kernel.org>,
Nicolas Boichat <drinkcat@chromium.org>,
Matthias Brugger <matthias.bgg@gmail.com>
Cc: Zhenbao Liu <zhenbao.liu@mediatek.com>,
devicetree@vger.kernel.org, srv_heupstream@mediatek.com,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Sean Wang <sean.wang@mediatek.com>,
linux-kernel@vger.kernel.org, YT Shen <yt.shen@mediatek.com>,
Long Cheng <long.cheng@mediatek.com>,
linux-mediatek@lists.infradead.org, linux-serial@vger.kernel.org,
Jiri Slaby <jslaby@suse.com>,
dmaengine@vger.kernel.org,
Yingjoe Chen <yingjoe.chen@mediatek.com>,
Dan Williams <dan.j.williams@intel.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/4] arm: dts: mt2712: add uart APDMA to device tree
Date: Sat, 27 Apr 2019 11:36:31 +0800 [thread overview]
Message-ID: <1556336193-15198-3-git-send-email-long.cheng@mediatek.com> (raw)
In-Reply-To: <1556336193-15198-1-git-send-email-long.cheng@mediatek.com>
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>
---
arch/arm64/boot/dts/mediatek/mt2712e.dtsi | 51 +++++++++++++++++++++++++++++
1 file changed, 51 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
index 976d92a..f1e419e 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";
};
@@ -369,6 +372,39 @@
(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>;
@@ -385,6 +421,9 @@
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";
};
@@ -395,6 +434,9 @@
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";
};
@@ -405,6 +447,9 @@
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";
};
@@ -415,6 +460,9 @@
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";
};
@@ -629,6 +677,9 @@
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";
};
--
1.7.9.5
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next prev parent reply other threads:[~2019-04-27 3:37 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-27 3:36 [PATCH v12 0/4] add uart DMA function Long Cheng
2019-04-27 3:36 ` [PATCH 1/4] dmaengine: mediatek: Add MediaTek UART APDMA support Long Cheng
2019-05-21 14:00 ` Vinod Koul
2019-04-27 3:36 ` Long Cheng [this message]
2020-05-21 15:35 ` [PATCH 2/4] arm: dts: mt2712: add uart APDMA to device tree Matthias Brugger
2019-04-27 3:36 ` [PATCH 3/4] dt-bindings: dma: uart: rename binding Long Cheng
2019-04-29 12:48 ` Rob Herring
2019-05-21 14:01 ` Vinod Koul
2019-04-27 3:36 ` [PATCH 4/4] serial: 8250-mtk: modify uart DMA rx Long Cheng
2019-05-15 13:48 ` Nicolas Boichat
2019-05-17 7:36 ` Long Cheng
2019-05-22 5:24 ` Long Cheng
2019-05-21 13:57 ` Vinod Koul
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