linux-kernel - [RFC 5/5] arm64: dts: imx8mm: Enable Hantro H1 Encoder

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Message-Id: <20211106183802.893285-6-aford173@gmail.com>
Date:   Sat,  6 Nov 2021 13:38:01 -0500
From:   Adam Ford <aford173@...il.com>
To:     linux-media@...r.kernel.org
Cc:     tharvey@...eworks.com, frieder.schrempf@...tron.de,
        marek.vasut@...il.com, jagan@...rulasolutions.com,
        aford@...conembedded.com, cstevens@...conembedded.com,
        Adam Ford <aford173@...il.com>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Lucas Stach <l.stach@...gutronix.de>,
        Joakim Zhang <qiangqing.zhang@....com>,
        Alice Guo <alice.guo@....com>, Peng Fan <peng.fan@....com>,
        linux-rockchip@...ts.infradead.org (open list:HANTRO VPU CODEC DRIVER),
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS),
        linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX
        / MXC ARM ARCHITECTURE), linux-kernel@...r.kernel.org (open list),
        linux-staging@...ts.linux.dev (open list:STAGING SUBSYSTEM)
Subject: [RFC 5/5] arm64: dts: imx8mm:  Enable Hantro H1 Encoder

The i.MX8M Mini has a Hantro H1 video encoder which appears
as a media device.

Media device information
------------------------
driver          hantro-vpu
model           hantro-vpu
serial
bus info        platform: hantro-vpu
hw revision     0x0
driver version  5.15.0

Device topology
- entity 1: nxp,imx8mm-vpu-h1-enc-source (1 pad, 1 link)
            type Node subtype V4L flags 0
            device node name /dev/video3
	pad0: Source
		-> "nxp,imx8mm-vpu-h1-enc-proc":0 [ENABLED,IMMUTABLE]

- entity 3: nxp,imx8mm-vpu-h1-enc-proc (2 pads, 2 links)
            type Node subtype Unknown flags 0
	pad0: Sink
		<- "nxp,imx8mm-vpu-h1-enc-source":0 [ENABLED,IMMUTABLE]
	pad1: Source
		-> "nxp,imx8mm-vpu-h1-enc-sink":0 [ENABLED,IMMUTABLE]

- entity 6: nxp,imx8mm-vpu-h1-enc-sink (1 pad, 1 link)
            type Node subtype V4L flags 0
            device node name /dev/video3
	pad0: Sink
		<- "nxp,imx8mm-vpu-h1-enc-proc":1 [ENABLED,IMMUTABLE]

Signed-off-by: Adam Ford <aford173@...il.com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 725c3113831e..b4c204cbced8 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -1289,6 +1289,26 @@ vpu_g2: video-codec@...10000 {
 			power-domains = <&vpu_blk_ctrl IMX8MM_VPUBLK_PD_G2>;
 		};
 
+		vpu_h1: video-codec@...20000 {
+			compatible = "nxp,imx8mm-vpu-h1";
+			reg = <0x38320000 0x10000>;
+			interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "h1";
+			clocks = <&clk IMX8MM_CLK_VPU_H1_ROOT>,
+				 <&clk IMX8MM_CLK_VPU_DEC_ROOT>;
+			clock-names = "h1",  "bus";
+			assigned-clocks = <&clk IMX8MM_CLK_VPU_H1>,
+					 <&clk IMX8MM_CLK_VPU_BUS>,
+					 <&clk IMX8MM_VPU_PLL_BYPASS>;
+			assigned-clock-parents = <&clk IMX8MM_VPU_PLL_OUT>,
+						<&clk IMX8MM_SYS_PLL1_800M>,
+						<&clk IMX8MM_VPU_PLL>;
+			assigned-clock-rates = <600000000>,
+					       <800000000>,
+					       <0>;
+			power-domains = <&vpu_blk_ctrl IMX8MM_VPUBLK_PD_H1>;
+		};
+
 		vpu_blk_ctrl: blk-ctrl@...30000 {
 			compatible = "fsl,imx8mm-vpu-blk-ctrl", "syscon";
 			reg = <0x38330000 0x100>;
-- 
2.32.0