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Date: Mon, 21 Nov 2022 07:38:36 +0000
From: Chunfeng Yun (云春峰)
<Chunfeng.Yun@...iatek.com>
To: "linux-mediatek@...ts.infradead.org"
<linux-mediatek@...ts.infradead.org>,
"linux@...web.de" <linux@...web.de>
CC: "linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"robh+dt@...nel.org" <robh+dt@...nel.org>,
"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
Sam Shih (史碩三) <Sam.Shih@...iatek.com>,
"kishon@...com" <kishon@...com>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"lorenzo@...nel.org" <lorenzo@...nel.org>,
"frank-w@...lic-files.de" <frank-w@...lic-files.de>,
"pabeni@...hat.com" <pabeni@...hat.com>,
Jianjun Wang (王建军)
<Jianjun.Wang@...iatek.com>,
"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
"krzysztof.kozlowski+dt@...aro.org"
<krzysztof.kozlowski+dt@...aro.org>,
"vkoul@...nel.org" <vkoul@...nel.org>,
"bhelgaas@...gle.com" <bhelgaas@...gle.com>,
"matthias.bgg@...il.com" <matthias.bgg@...il.com>,
"linux-phy@...ts.infradead.org" <linux-phy@...ts.infradead.org>,
Ryder Lee <Ryder.Lee@...iatek.com>,
Bo Jiao (焦波) <Bo.Jiao@...iatek.com>,
"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: [PATCH v6 07/11] arm64: dts: mt7986: add usb related device nodes
On Fri, 2022-11-18 at 20:01 +0100, Frank Wunderlich wrote:
> From: Sam Shih <sam.shih@...iatek.com>
>
> This patch adds USB support for MT7986.
>
> Signed-off-by: Sam Shih <sam.shih@...iatek.com>
> Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
> ---
> changes compared to sams original version:
> - reorder xhci-clocks based on yaml binding
>
> v5:
> - update ranges/reg of usb-phy
> - not added RB from AngeloGioacchino for v4 because of these changes
>
> v6:
> - remove unused usb regulators
> - remove 3v3 regulator (will be added with emmc-patch)
> ---
> arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 8 +++
> arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 55
> ++++++++++++++++++++
> arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts | 8 +++
> 3 files changed, 71 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> index 006878e3f2b2..828d504a4e48 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> @@ -140,6 +140,10 @@ &spi1 {
> status = "okay";
> };
>
> +&ssusb {
> + status = "okay";
> +};
> +
> &switch {
> ports {
> #address-cells = <1>;
> @@ -201,6 +205,10 @@ &uart2 {
> status = "okay";
> };
>
> +&usb_phy {
> + status = "okay";
> +};
> +
> &wifi {
> status = "okay";
> pinctrl-names = "default", "dbdc";
> diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> index 29da9b8ed753..c69b8bff7f4a 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> @@ -281,6 +281,61 @@ spi1: spi@...0b000 {
> status = "disabled";
> };
>
> + ssusb: usb@...00000 {
> + compatible = "mediatek,mt7986-xhci",
> + "mediatek,mtk-xhci";
> + reg = <0 0x11200000 0 0x2e00>,
> + <0 0x11203e00 0 0x0100>;
> + reg-names = "mac", "ippc";
> + interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&infracfg CLK_INFRA_IUSB_SYS_CK>,
> + <&infracfg CLK_INFRA_IUSB_CK>,
> + <&infracfg CLK_INFRA_IUSB_133_CK>,
> + <&infracfg CLK_INFRA_IUSB_66M_CK>,
> + <&topckgen CLK_TOP_U2U3_XHCI_SEL>;
> + clock-names = "sys_ck",
> + "ref_ck",
> + "mcu_ck",
> + "dma_ck",
> + "xhci_ck";
> + phys = <&u2port0 PHY_TYPE_USB2>,
> + <&u3port0 PHY_TYPE_USB3>,
> + <&u2port1 PHY_TYPE_USB2>;
> + status = "disabled";
> + };
> +
> + usb_phy: t-phy@...10000 {
> + compatible = "mediatek,mt7986-tphy",
> + "mediatek,generic-tphy-v2";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0 0 0x11e10000 0x1700>;
> + status = "disabled";
> +
> + u2port0: usb-phy@0 {
> + reg = <0x0 0x700>;
> + clocks = <&topckgen
> CLK_TOP_DA_U2_REFSEL>,
> + <&topckgen
> CLK_TOP_DA_U2_CK_1P_SEL>;
> + clock-names = "ref", "da_ref";
> + #phy-cells = <1>;
> + };
> +
> + u3port0: usb-phy@700 {
> + reg = <0x700 0x900>;
> + clocks = <&topckgen
> CLK_TOP_USB3_PHY_SEL>;
> + clock-names = "ref";
> + #phy-cells = <1>;
> + };
> +
> + u2port1: usb-phy@...0 {
> + reg = <0x1000 0x700>;
> + clocks = <&topckgen
> CLK_TOP_DA_U2_REFSEL>,
> + <&topckgen
> CLK_TOP_DA_U2_CK_1P_SEL>;
> + clock-names = "ref", "da_ref";
> + #phy-cells = <1>;
> + };
> + };
> +
> ethsys: syscon@...00000 {
> #address-cells = <1>;
> #size-cells = <1>;
> diff --git a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
> b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
> index 2c7f1d4fb352..cdfc292002cf 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
> @@ -167,10 +167,18 @@ &spi1 {
> status = "okay";
> };
>
> +&ssusb {
> + status = "okay";
> +};
> +
> &uart0 {
> status = "okay";
> };
>
> +&usb_phy {
> + status = "okay";
> +};
> +
> &wifi {
> status = "okay";
> pinctrl-names = "default", "dbdc";
Reviewed-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
Thanks a lot
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