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Message-ID: <AM6PR04MB634122C54C46D3D166A217DEE7BF9@AM6PR04MB6341.eurprd04.prod.outlook.com>
Date: Thu, 21 Oct 2021 03:10:29 +0000
From: Ming Qian <ming.qian@....com>
To: Marcel Ziswiler <marcel.ziswiler@...adex.com>,
"s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
"mchehab@...nel.org" <mchehab@...nel.org>,
"shawnguo@...nel.org" <shawnguo@...nel.org>,
"robh+dt@...nel.org" <robh+dt@...nel.org>
CC: "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
"kernel@...gutronix.de" <kernel@...gutronix.de>,
dl-linux-imx <linux-imx@....com>,
"festevam@...il.com" <festevam@...il.com>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"hverkuil-cisco@...all.nl" <hverkuil-cisco@...all.nl>,
Aisheng Dong <aisheng.dong@....com>
Subject: RE: [EXT] Re: [PATCH v11 11/13] ARM64: dts: freescale: imx8q: add imx
vpu codec entries
> -----Original Message-----
> From: Marcel Ziswiler [mailto:marcel.ziswiler@...adex.com]
> Sent: Wednesday, October 20, 2021 9:47 PM
> To: s.hauer@...gutronix.de; mchehab@...nel.org; Ming Qian
> <ming.qian@....com>; shawnguo@...nel.org; robh+dt@...nel.org
> Cc: linux-media@...r.kernel.org; kernel@...gutronix.de; dl-linux-imx
> <linux-imx@....com>; festevam@...il.com; devicetree@...r.kernel.org;
> linux-kernel@...r.kernel.org; linux-arm-kernel@...ts.infradead.org;
> hverkuil-cisco@...all.nl; Aisheng Dong <aisheng.dong@....com>
> Subject: [EXT] Re: [PATCH v11 11/13] ARM64: dts: freescale: imx8q: add imx
> vpu codec entries
>
> Caution: EXT Email
>
> On Fri, 2021-10-15 at 16:22 +0800, Ming Qian wrote:
> > Add the Video Processing Unit node for IMX8Q SoC.
>
> Aren't those usually called the i.MX 8X rather than 8Q?
>
Hi Marcel,
Generally, i.MX 8X means i.MX 8QXP, and i.MX 8Q includes i.MX 8QXP and i.MX 8QM.
The 8qxp and 8qm use the same vpu, this driver support both 8qxp and 8qm.
So we'd like to call it i.MX 8Q
> > Signed-off-by: Ming Qian <ming.qian@....com>
> > Signed-off-by: Shijie Qin <shijie.qin@....com>
> > Signed-off-by: Zhou Peng <eagle.zhou@....com>
> > ---
> > .../arm64/boot/dts/freescale/imx8-ss-vpu.dtsi | 72
> > +++++++++++++++++++ arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
> | 17 +++++
> > arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 24 +++++++
> > 3 files changed, 113 insertions(+)
> > create mode 100644 arch/arm64/boot/dts/freescale/imx8-ss-vpu.dtsi
> >
> > diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-vpu.dtsi
> > b/arch/arm64/boot/dts/freescale/imx8-ss-vpu.dtsi
> > new file mode 100644
> > index 000000000000..f2dde6d14ca3
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/freescale/imx8-ss-vpu.dtsi
> > @@ -0,0 +1,72 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * Copyright 2021 NXP
> > + * Dong Aisheng <aisheng.dong@....com>
> > + */
> > +
> > +vpu: vpu@...00000 {
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + ranges = <0x2c000000 0x0 0x2c000000 0x2000000>;
> > + reg = <0 0x2c000000 0 0x1000000>;
> > + power-domains = <&pd IMX_SC_R_VPU>;
> > + status = "disabled";
> > +
> > + mu_m0: mailbox@...00000 {
> > + compatible = "fsl,imx6sx-mu";
> > + reg = <0x2d000000 0x20000>;
> > + interrupts = <GIC_SPI 469 IRQ_TYPE_LEVEL_HIGH>;
> > + #mbox-cells = <2>;
> > + power-domains = <&pd IMX_SC_R_VPU_MU_0>;
> > + status = "okay";
> > + };
> > +
> > + mu1_m0: mailbox@...20000 {
> > + compatible = "fsl,imx6sx-mu";
> > + reg = <0x2d020000 0x20000>;
> > + interrupts = <GIC_SPI 470 IRQ_TYPE_LEVEL_HIGH>;
> > + #mbox-cells = <2>;
> > + power-domains = <&pd IMX_SC_R_VPU_MU_1>;
> > + status = "okay";
> > + };
> > +
> > + mu2_m0: mailbox@...40000 {
> > + compatible = "fsl,imx6sx-mu";
> > + reg = <0x2d040000 0x20000>;
> > + interrupts = <GIC_SPI 474 IRQ_TYPE_LEVEL_HIGH>;
> > + #mbox-cells = <2>;
> > + power-domains = <&pd IMX_SC_R_VPU_MU_2>;
> > + status = "disabled";
> > + };
> > +
> > + vpu_core0: vpu_core@...80000 {
> > + reg = <0x2d080000 0x10000>;
> > + compatible = "nxp,imx8q-vpu-decoder";
> > + power-domains = <&pd IMX_SC_R_VPU_DEC_0>;
> > + mbox-names = "tx0", "tx1", "rx";
> > + mboxes = <&mu_m0 0 0>,
> > + <&mu_m0 0 1>,
> > + <&mu_m0 1 0>;
> > + status = "disabled";
> > + };
> > + vpu_core1: vpu_core@...90000 {
> > + reg = <0x2d090000 0x10000>;
> > + compatible = "nxp,imx8q-vpu-encoder";
> > + power-domains = <&pd IMX_SC_R_VPU_ENC_0>;
> > + mbox-names = "tx0", "tx1", "rx";
> > + mboxes = <&mu1_m0 0 0>,
> > + <&mu1_m0 0 1>,
> > + <&mu1_m0 1 0>;
> > + status = "disabled";
> > + };
> > + vpu_core2: vpu_core@...a0000 {
> > + reg = <0x2d0a0000 0x10000>;
> > + compatible = "nxp,imx8q-vpu-encoder";
> > + power-domains = <&pd IMX_SC_R_VPU_ENC_1>;
> > + mbox-names = "tx0", "tx1", "rx";
> > + mboxes = <&mu2_m0 0 0>,
> > + <&mu2_m0 0 1>,
> > + <&mu2_m0 1 0>;
> > + status = "disabled";
> > + };
> > +};
> > diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
> > b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
> > index 863232a47004..05495b60beb8 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
> > +++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
> > @@ -196,6 +196,23 @@ &usdhc2 {
> > status = "okay";
> > };
> >
> > +&vpu {
> > + compatible = "nxp,imx8qxp-vpu";
> > + status = "okay";
> > +};
> > +
> > +&vpu_core0 {
> > + reg = <0x2d040000 0x10000>;
> > + memory-region = <&decoder_boot>, <&decoder_rpc>;
> > + status = "okay";
> > +};
> > +
> > +&vpu_core1 {
> > + reg = <0x2d050000 0x10000>;
> > + memory-region = <&encoder_boot>, <&encoder_rpc>;
> > + status = "okay";
> > +};
> > +
> > &iomuxc {
> > pinctrl_fec1: fec1grp {
> > fsl,pins = <
> > diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> > b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> > index 617618edf77e..6b6d3c71632b 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> > @@ -46,6 +46,9 @@ aliases {
> > serial1 = &lpuart1;
> > serial2 = &lpuart2;
> > serial3 = &lpuart3;
> > + vpu_core0 = &vpu_core0;
> > + vpu_core1 = &vpu_core1;
> > + vpu_core2 = &vpu_core2;
> > };
> >
> > cpus {
> > @@ -134,10 +137,30 @@ reserved-memory {
> > #size-cells = <2>;
> > ranges;
> >
> > + decoder_boot: decoder-boot@...00000 {
> > + reg = <0 0x84000000 0 0x2000000>;
> > + no-map;
> > + };
> > +
> > + encoder_boot: encoder-boot@...00000 {
> > + reg = <0 0x86000000 0 0x200000>;
> > + no-map;
> > + };
> > +
> > + decoder_rpc: decoder-rpc@...2000000 {
> > + reg = <0 0x92000000 0 0x100000>;
> > + no-map;
> > + };
> > +
> > dsp_reserved: dsp@...00000 {
> > reg = <0 0x92400000 0 0x2000000>;
> > no-map;
> > };
> > +
> > + encoder_rpc: encoder-rpc@...4400000 {
> > + reg = <0 0x94400000 0 0x700000>;
> > + no-map;
> > + };
> > };
> >
> > pmu {
> > @@ -259,6 +282,7 @@ map0 {
> >
> > /* sorted in register address */
> > #include "imx8-ss-img.dtsi"
> > + #include "imx8-ss-vpu.dtsi"
> > #include "imx8-ss-adma.dtsi"
> > #include "imx8-ss-conn.dtsi"
> > #include "imx8-ss-ddr.dtsi"
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