Message ID | 20210331232356.2204476-4-adrien.grassein@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Add peripheral support to imx8mq-nitrogen board | expand |
On Thu, Apr 01, 2021 at 01:23:55AM +0200, Adrien Grassein wrote: > Add support of the lt8912b in the DTB. > This adds the support of the DB_DSIHD daugther board from > Boundary Devices. > > Signed-off-by: Adrien Grassein <adrien.grassein@gmail.com> > --- > .../boot/dts/freescale/imx8mq-nitrogen.dts | 120 ++++++++++++++++++ > 1 file changed, 120 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts > index 04992cbba56e..4ffd23ea705f 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts > +++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts > @@ -34,6 +34,19 @@ power { > }; > }; > > + hdmi-connector { > + compatible = "hdmi-connector"; > + ddc-i2c-bus = <&ddc_i2c_bus>; > + label = "hdmi"; > + type = "a"; > + > + port { > + hdmi_connector_in: endpoint { > + remote-endpoint = <<8912_out>; > + }; > + }; > + }; > + > reg_usb_otg_vbus: regulator-usb-otg-vbus { > compatible = "regulator-fixed"; > pinctrl-names = "default"; > @@ -81,6 +94,9 @@ reg_vref_5v: regulator-vref-5v { > }; > }; > > +&dphy { > + status = "okay"; > +}; > > &fec1 { > pinctrl-names = "default"; > @@ -193,6 +209,97 @@ rtc@68 { > }; > }; > > +&i2c4 { > + clock-frequency = <100000>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c4>; > + status = "okay"; > + > + pca9546: i2cmux9546@70 { Node name should be generic, so 9546 should be dropped from there? > + compatible = "nxp,pca9546"; > + reg = <0x70>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + i2c4@0 { Is number 4 really needed in node name? > + reg = <0>; > + #address-cells = <1>; > + #size-cells = <0>; > + clock-frequency = <100000>; > + > + hdmi-bridge@48 { > + compatible = "lontium,lt8912b"; > + reg = <0x48> ; > + reset-gpios = <&max7323 0 GPIO_ACTIVE_LOW>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + > + hdmi_out_in: endpoint { > + data-lanes = <1 2 3 4>; > + remote-endpoint = <&mipi_dsi_out>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + > + lt8912_out: endpoint { > + remote-endpoint = <&hdmi_connector_in>; > + }; > + }; > + }; > + }; > + }; > + > + ddc_i2c_bus: i2c4@1 { > + reg = <1>; > + #address-cells = <1>; > + #size-cells = <0>; > + clock-frequency = <100000>; > + }; > + > + i2c4@3 { > + reg = <3>; > + #address-cells = <1>; > + #size-cells = <0>; > + clock-frequency = <100000>; > + > + max7323: max7323@68 { Can we have a generic node name for this device? > + compatible = "maxim,max7323"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_max7323>; > + gpio-controller; > + reg = <0x68>; > + #gpio-cells = <2>; > + }; > + }; > + }; > +}; > + > +&lcdif { > + status = "okay"; > +}; > + > +&mipi_dsi { > + status = "okay"; Move it to end of property list. > + #address-cells = <1>; > + #size-cells = <0>; > + > + ports { > + port@1 { > + reg = <1>; Newline between property and child node. Shawn > + mipi_dsi_out: endpoint { > + remote-endpoint = <&hdmi_out_in>; > + }; > + }; > + }; > +}; > + > &uart1 { /* console */ > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_uart1>; > @@ -368,6 +475,19 @@ MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x49 > >; > }; > > + pinctrl_i2c4: i2c4grp { > + fsl,pins = < > + MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL 0x4000007f > + MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA 0x4000007f > + >; > + }; > + > + pinctrl_max7323: max7323grp { > + fsl,pins = < > + MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15 0x19 > + >; > + }; > + > pinctrl_reg_arm_dram: reg-arm-dramgrp { > fsl,pins = < > MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x16 > -- > 2.25.1 >
Hi Shawn, Thanks for your review. Le mar. 11 mai 2021 à 04:27, Shawn Guo <shawnguo@kernel.org> a écrit : > > On Thu, Apr 01, 2021 at 01:23:55AM +0200, Adrien Grassein wrote: > > Add support of the lt8912b in the DTB. > > This adds the support of the DB_DSIHD daugther board from > > Boundary Devices. > > > > Signed-off-by: Adrien Grassein <adrien.grassein@gmail.com> > > --- > > .../boot/dts/freescale/imx8mq-nitrogen.dts | 120 ++++++++++++++++++ > > 1 file changed, 120 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts > > index 04992cbba56e..4ffd23ea705f 100644 > > --- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts > > +++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts > > @@ -34,6 +34,19 @@ power { > > }; > > }; > > > > + hdmi-connector { > > + compatible = "hdmi-connector"; > > + ddc-i2c-bus = <&ddc_i2c_bus>; > > + label = "hdmi"; > > + type = "a"; > > + > > + port { > > + hdmi_connector_in: endpoint { > > + remote-endpoint = <<8912_out>; > > + }; > > + }; > > + }; > > + > > reg_usb_otg_vbus: regulator-usb-otg-vbus { > > compatible = "regulator-fixed"; > > pinctrl-names = "default"; > > @@ -81,6 +94,9 @@ reg_vref_5v: regulator-vref-5v { > > }; > > }; > > > > +&dphy { > > + status = "okay"; > > +}; > > > > &fec1 { > > pinctrl-names = "default"; > > @@ -193,6 +209,97 @@ rtc@68 { > > }; > > }; > > > > +&i2c4 { > > + clock-frequency = <100000>; > > + pinctrl-names = "default"; > > + pinctrl-0 = <&pinctrl_i2c4>; > > + status = "okay"; > > + > > + pca9546: i2cmux9546@70 { > > Node name should be generic, so 9546 should be dropped from there? > > > + compatible = "nxp,pca9546"; > > + reg = <0x70>; > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + i2c4@0 { > > Is number 4 really needed in node name? > I add 4 to keep it coherent with the DTS file (i2c1@0 for example). > > + reg = <0>; > > + #address-cells = <1>; > > + #size-cells = <0>; > > + clock-frequency = <100000>; > > + > > + hdmi-bridge@48 { > > + compatible = "lontium,lt8912b"; > > + reg = <0x48> ; > > + reset-gpios = <&max7323 0 GPIO_ACTIVE_LOW>; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@0 { > > + reg = <0>; > > + > > + hdmi_out_in: endpoint { > > + data-lanes = <1 2 3 4>; > > + remote-endpoint = <&mipi_dsi_out>; > > + }; > > + }; > > + > > + port@1 { > > + reg = <1>; > > + > > + lt8912_out: endpoint { > > + remote-endpoint = <&hdmi_connector_in>; > > + }; > > + }; > > + }; > > + }; > > + }; > > + > > + ddc_i2c_bus: i2c4@1 { > > + reg = <1>; > > + #address-cells = <1>; > > + #size-cells = <0>; > > + clock-frequency = <100000>; > > + }; > > + > > + i2c4@3 { > > + reg = <3>; > > + #address-cells = <1>; > > + #size-cells = <0>; > > + clock-frequency = <100000>; > > + > > + max7323: max7323@68 { > > Can we have a generic node name for this device? > > > + compatible = "maxim,max7323"; > > + pinctrl-names = "default"; > > + pinctrl-0 = <&pinctrl_max7323>; > > + gpio-controller; > > + reg = <0x68>; > > + #gpio-cells = <2>; > > + }; > > + }; > > + }; > > +}; > > + > > +&lcdif { > > + status = "okay"; > > +}; > > + > > +&mipi_dsi { > > + status = "okay"; > > Move it to end of property list. > > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + ports { > > + port@1 { > > + reg = <1>; > > Newline between property and child node. > > Shawn > > > + mipi_dsi_out: endpoint { > > + remote-endpoint = <&hdmi_out_in>; > > + }; > > + }; > > + }; > > +}; > > + > > &uart1 { /* console */ > > pinctrl-names = "default"; > > pinctrl-0 = <&pinctrl_uart1>; > > @@ -368,6 +475,19 @@ MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x49 > > >; > > }; > > > > + pinctrl_i2c4: i2c4grp { > > + fsl,pins = < > > + MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL 0x4000007f > > + MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA 0x4000007f > > + >; > > + }; > > + > > + pinctrl_max7323: max7323grp { > > + fsl,pins = < > > + MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15 0x19 > > + >; > > + }; > > + > > pinctrl_reg_arm_dram: reg-arm-dramgrp { > > fsl,pins = < > > MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x16 > > -- > > 2.25.1 > > The other comments are OK. I will send you an updated patch set. Thanks again,
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts index 04992cbba56e..4ffd23ea705f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-nitrogen.dts @@ -34,6 +34,19 @@ power { }; }; + hdmi-connector { + compatible = "hdmi-connector"; + ddc-i2c-bus = <&ddc_i2c_bus>; + label = "hdmi"; + type = "a"; + + port { + hdmi_connector_in: endpoint { + remote-endpoint = <<8912_out>; + }; + }; + }; + reg_usb_otg_vbus: regulator-usb-otg-vbus { compatible = "regulator-fixed"; pinctrl-names = "default"; @@ -81,6 +94,9 @@ reg_vref_5v: regulator-vref-5v { }; }; +&dphy { + status = "okay"; +}; &fec1 { pinctrl-names = "default"; @@ -193,6 +209,97 @@ rtc@68 { }; }; +&i2c4 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c4>; + status = "okay"; + + pca9546: i2cmux9546@70 { + compatible = "nxp,pca9546"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + + i2c4@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <100000>; + + hdmi-bridge@48 { + compatible = "lontium,lt8912b"; + reg = <0x48> ; + reset-gpios = <&max7323 0 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + hdmi_out_in: endpoint { + data-lanes = <1 2 3 4>; + remote-endpoint = <&mipi_dsi_out>; + }; + }; + + port@1 { + reg = <1>; + + lt8912_out: endpoint { + remote-endpoint = <&hdmi_connector_in>; + }; + }; + }; + }; + }; + + ddc_i2c_bus: i2c4@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <100000>; + }; + + i2c4@3 { + reg = <3>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <100000>; + + max7323: max7323@68 { + compatible = "maxim,max7323"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_max7323>; + gpio-controller; + reg = <0x68>; + #gpio-cells = <2>; + }; + }; + }; +}; + +&lcdif { + status = "okay"; +}; + +&mipi_dsi { + status = "okay"; + #address-cells = <1>; + #size-cells = <0>; + + ports { + port@1 { + reg = <1>; + mipi_dsi_out: endpoint { + remote-endpoint = <&hdmi_out_in>; + }; + }; + }; +}; + &uart1 { /* console */ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; @@ -368,6 +475,19 @@ MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6 0x49 >; }; + pinctrl_i2c4: i2c4grp { + fsl,pins = < + MX8MQ_IOMUXC_I2C4_SCL_I2C4_SCL 0x4000007f + MX8MQ_IOMUXC_I2C4_SDA_I2C4_SDA 0x4000007f + >; + }; + + pinctrl_max7323: max7323grp { + fsl,pins = < + MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15 0x19 + >; + }; + pinctrl_reg_arm_dram: reg-arm-dramgrp { fsl,pins = < MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24 0x16
Add support of the lt8912b in the DTB. This adds the support of the DB_DSIHD daugther board from Boundary Devices. Signed-off-by: Adrien Grassein <adrien.grassein@gmail.com> --- .../boot/dts/freescale/imx8mq-nitrogen.dts | 120 ++++++++++++++++++ 1 file changed, 120 insertions(+)