[PATCH v5 3/4] arm: dts: imx: Add i.mx6q DaSheng COM-9XX SBC board support

Dillon Min dillon.minfei at gmail.com
Tue May 11 08:18:44 PDT 2021


Hi Fabio,

Could you help to check this patch?
All the changes was based on your review from [1]

Really appreciate it.

[1] https://lore.kernel.org/lkml/CAOMZO5CcoKDZhj5rQ0_0wkHgk5Mf2RtAHy94EAzjwVgXvvmNeg@mail.gmail.com/

Thanks
Best regards.

Dillon

On Tue, May 4, 2021 at 1:10 PM <dillon.minfei at gmail.com> wrote:
>
> From: Dillon Min <dillon.minfei at gmail.com>
>
> The DaSheng Com-9xx is and ARM based signle board computer (SBC)
> featuring:
> - i.MX6Q
> - 2GiB LPDDR3 DRAM
> - 8GiB eMMC 5.0 FLASH
> - 4MiB SPI Flash
> - USB 2.0 Host/Device
> - Multiple multi-protocol RS232/RS485 Serial ports
> - microSD socket
> - 5V DC power input
> - HDMI1.4a,1080p at 60
> - RGMIIx1 Gigabit Ethernet
> - CSI0x1, connect with ov2659
>
> Signed-off-by: Dillon Min <dillon.minfei at gmail.com>
> ---
>
> v5:
> - no code change, just change my git author name from lower case to higher case
>
>  arch/arm/boot/dts/Makefile        |   1 +
>  arch/arm/boot/dts/imx6q-ds.dts    |  17 ++
>  arch/arm/boot/dts/imx6qdl-ds.dtsi | 460 ++++++++++++++++++++++++++++++++++++++
>  3 files changed, 478 insertions(+)
>  create mode 100644 arch/arm/boot/dts/imx6q-ds.dts
>  create mode 100644 arch/arm/boot/dts/imx6qdl-ds.dtsi
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index a19c5ab9df84..425fe17ef7c1 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -510,6 +510,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
>         imx6q-display5-tianma-tm070-1280x768.dtb \
>         imx6q-dmo-edmqmx6.dtb \
>         imx6q-dms-ba16.dtb \
> +       imx6q-ds.dtb \
>         imx6q-emcon-avari.dtb \
>         imx6q-evi.dtb \
>         imx6q-gk802.dtb \
> diff --git a/arch/arm/boot/dts/imx6q-ds.dts b/arch/arm/boot/dts/imx6q-ds.dts
> new file mode 100644
> index 000000000000..b0a63a133977
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6q-ds.dts
> @@ -0,0 +1,17 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +//
> +// Copyright 2021 Dillon Min <dillon.minfei at gmail.com>
> +//
> +// Based on imx6qdl-sabresd.dtsi which is:
> +// Copyright 2012 Freescale Semiconductor, Inc.
> +// Copyright 2011 Linaro Ltd.
> +
> +/dts-v1/;
> +
> +#include "imx6q.dtsi"
> +#include "imx6qdl-ds.dtsi"
> +
> +/ {
> +       model = "DaSheng i.MX6 Quad Com-9xx Board";
> +       compatible = "ds,imx6q-sbc", "fsl,imx6q";
> +};
> diff --git a/arch/arm/boot/dts/imx6qdl-ds.dtsi b/arch/arm/boot/dts/imx6qdl-ds.dtsi
> new file mode 100644
> index 000000000000..a2069caf4ea7
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6qdl-ds.dtsi
> @@ -0,0 +1,460 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +//
> +// Copyright 2021 Dillon Min <dillon.minfei at gmail.com>
> +//
> +// Based on imx6qdl-sabresd.dtsi which is:
> +// Copyright 2012 Freescale Semiconductor, Inc.
> +// Copyright 2011 Linaro Ltd.
> +
> +#include <dt-bindings/clock/imx6qdl-clock.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> +       chosen {
> +               stdout-path = &uart4;
> +       };
> +
> +       memory at 10000000 {
> +               device_type = "memory";
> +               reg = <0x10000000 0x80000000>;
> +       };
> +
> +       reg_usb_otg_vbus: regulator-usb-otg-vbus {
> +               compatible = "regulator-fixed";
> +               regulator-name = "usb_otg_vbus";
> +               regulator-min-microvolt = <5000000>;
> +               regulator-max-microvolt = <5000000>;
> +               regulator-always-on;
> +       };
> +
> +       reg_usb_h1_vbus: regulator-usb-h1-vbus {
> +               compatible = "regulator-fixed";
> +               regulator-name = "usb_h1_vbus";
> +               regulator-min-microvolt = <5000000>;
> +               regulator-max-microvolt = <5000000>;
> +               regulator-always-on;
> +       };
> +
> +       leds {
> +               compatible = "gpio-leds";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_gpio_leds>;
> +
> +               led-0 {
> +                       gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>;
> +                       default-state = "on";
> +                       linux,default-trigger = "heartbeat";
> +               };
> +       };
> +};
> +
> +&ipu1_csi0_from_ipu1_csi0_mux {
> +       bus-width = <8>;
> +       data-shift = <12>; /* Lines 19:12 used */
> +       hsync-active = <1>;
> +       vsync-active = <1>;
> +};
> +
> +&ipu1_csi0_mux_from_parallel_sensor {
> +       remote-endpoint = <&ov2659_to_ipu1_csi0_mux>;
> +};
> +
> +&ipu1_csi0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_ipu1_csi0>;
> +       status = "okay";
> +};
> +
> +&ecspi1 {
> +       cs-gpios = <&gpio4 9 GPIO_ACTIVE_LOW>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_ecspi1>, <&pinctrl_ecspi1_gpio>;
> +       status = "okay";
> +
> +       m25p80: flash at 0 {
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               compatible = "st,m25p80", "jedec,spi-nor";
> +               spi-max-frequency = <20000000>;
> +               reg = <0>;
> +       };
> +};
> +
> +&fec {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_enet>;
> +       phy-mode = "rgmii-id";
> +       phy-handle = <&phy>;
> +       fsl,magic-packet;
> +       status = "okay";
> +
> +       mdio {
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               phy: ethernet-phy at 1 {
> +                       reg = <1>;
> +                       qca,clk-out-frequency = <125000000>;
> +                       reset-gpios = <&gpio4 10 GPIO_ACTIVE_LOW>;
> +                       reset-assert-us = <10000>;
> +               };
> +       };
> +};
> +
> +&hdmi {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_hdmi_cec>;
> +       ddc-i2c-bus = <&i2c3>;
> +       status = "okay";
> +};
> +
> +&i2c2 {
> +       clock-frequency = <100000>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c2>;
> +       status = "okay";
> +
> +       pfuze100: pmic at 8 {
> +               compatible = "fsl,pfuze100";
> +               reg = <0x08>;
> +
> +               regulators {
> +                       sw1a_reg: sw1ab {
> +                               regulator-min-microvolt = <300000>;
> +                               regulator-max-microvolt = <1875000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <6250>;
> +                       };
> +
> +                       sw1c_reg: sw1c {
> +                               regulator-min-microvolt = <300000>;
> +                               regulator-max-microvolt = <1875000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <6250>;
> +                       };
> +
> +                       sw2_reg: sw2 {
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <6250>;
> +                       };
> +
> +                       sw3a_reg: sw3a {
> +                               regulator-min-microvolt = <400000>;
> +                               regulator-max-microvolt = <1975000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       sw3b_reg: sw3b {
> +                               regulator-min-microvolt = <400000>;
> +                               regulator-max-microvolt = <1975000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       sw4_reg: sw4 {
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-always-on;
> +                       };
> +
> +                       swbst_reg: swbst {
> +                               regulator-min-microvolt = <5000000>;
> +                               regulator-max-microvolt = <5150000>;
> +                       };
> +
> +                       snvs_reg: vsnvs {
> +                               regulator-min-microvolt = <1000000>;
> +                               regulator-max-microvolt = <3000000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       vref_reg: vrefddr {
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen1_reg: vgen1 {
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <1550000>;
> +                       };
> +
> +                       vgen2_reg: vgen2 {
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <1550000>;
> +                       };
> +
> +                       vgen3_reg: vgen3 {
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                       };
> +
> +                       vgen4_reg: vgen4 {
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen5_reg: vgen5 {
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-always-on;
> +                       };
> +
> +                       vgen6_reg: vgen6 {
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-always-on;
> +                       };
> +               };
> +       };
> +};
> +
> +&i2c3 {
> +       clock-frequency = <100000>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c3>;
> +       status = "okay";
> +
> +       ov2659: camera at 30 {
> +               compatible = "ovti,ov2659";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_ov2659>;
> +               clocks = <&clks IMX6QDL_CLK_CKO>;
> +               clock-names = "xvclk";
> +               reg = <0x30>;
> +               powerdown-gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>;
> +               reset-gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
> +               status = "okay";
> +
> +               port {
> +                       ov2659_to_ipu1_csi0_mux: endpoint {
> +                               remote-endpoint = <&ipu1_csi0_mux_from_parallel_sensor>;
> +                               link-frequencies = /bits/ 64 <70000000>;
> +                               bus-width = <8>;
> +                               hsync-active = <1>;
> +                               vsync-active = <1>;
> +                       };
> +               };
> +       };
> +};
> +
> +&iomuxc {
> +       pinctrl_ecspi1: ecspi1grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_EIM_D16__ECSPI1_SCLK         0x100b1
> +                       MX6QDL_PAD_EIM_D18__ECSPI1_MOSI         0x100b1
> +                       MX6QDL_PAD_EIM_D17__ECSPI1_MISO         0x100b1
> +               >;
> +       };
> +
> +       pinctrl_ecspi1_gpio: ecspi1grpgpiogrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_KEY_ROW1__GPIO4_IO09         0x1b0b0
> +                       MX6QDL_PAD_ENET_RXD0__GPIO1_IO27        0x1b0b0
> +               >;
> +       };
> +
> +       pinctrl_enet: enetgrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_ENET_MDIO__ENET_MDIO         0x1b0b0
> +                       MX6QDL_PAD_ENET_MDC__ENET_MDC           0x1b0b0
> +                       MX6QDL_PAD_RGMII_TXC__RGMII_TXC         0x1b030
> +                       MX6QDL_PAD_RGMII_TD0__RGMII_TD0         0x1b030
> +                       MX6QDL_PAD_RGMII_TD1__RGMII_TD1         0x1b030
> +                       MX6QDL_PAD_RGMII_TD2__RGMII_TD2         0x1b030
> +                       MX6QDL_PAD_RGMII_TD3__RGMII_TD3         0x1b030
> +                       MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL   0x1b030
> +                       MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK    0x1b0b0
> +                       MX6QDL_PAD_RGMII_RXC__RGMII_RXC         0x1b030
> +                       MX6QDL_PAD_RGMII_RD0__RGMII_RD0         0x1b030
> +                       MX6QDL_PAD_RGMII_RD1__RGMII_RD1         0x1b030
> +                       MX6QDL_PAD_RGMII_RD2__RGMII_RD2         0x1b030
> +                       MX6QDL_PAD_RGMII_RD3__RGMII_RD3         0x1b030
> +                       MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL   0x1b030
> +                       MX6QDL_PAD_KEY_COL2__GPIO4_IO10         0x1b0b0
> +               >;
> +       };
> +
> +       pinctrl_hdmi_cec: hdmicecgrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_EIM_A25__HDMI_TX_CEC_LINE    0x1f8b0
> +               >;
> +       };
> +
> +       pinctrl_i2c2: i2c2grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_EIM_EB2__I2C2_SCL            0x4001b8b1
> +                       MX6QDL_PAD_KEY_ROW3__I2C2_SDA           0x4001b8b1
> +               >;
> +       };
> +
> +       pinctrl_i2c3: i2c3grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_GPIO_5__I2C3_SCL             0x4001b8b1
> +                       MX6QDL_PAD_GPIO_6__I2C3_SDA             0x4001b8b1
> +               >;
> +       };
> +
> +       pinctrl_ipu1_csi0: ipu1csi0grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_CSI0_DAT12__IPU1_CSI0_DATA12    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT13__IPU1_CSI0_DATA13    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT14__IPU1_CSI0_DATA14    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT15__IPU1_CSI0_DATA15    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT16__IPU1_CSI0_DATA16    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT17__IPU1_CSI0_DATA17    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT18__IPU1_CSI0_DATA18    0x1b0b0
> +                       MX6QDL_PAD_CSI0_DAT19__IPU1_CSI0_DATA19    0x1b0b0
> +                       MX6QDL_PAD_CSI0_PIXCLK__IPU1_CSI0_PIXCLK   0x1b0b0
> +                       MX6QDL_PAD_CSI0_MCLK__IPU1_CSI0_HSYNC      0x1b0b0
> +                       MX6QDL_PAD_CSI0_VSYNC__IPU1_CSI0_VSYNC     0x1b0b0
> +               >;
> +       };
> +
> +       pinctrl_ov2659: ov2659grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_GPIO_16__GPIO7_IO11          0x1b0b0
> +                       MX6QDL_PAD_GPIO_7__GPIO1_IO07           0x1b0b0
> +                       MX6QDL_PAD_GPIO_0__CCM_CLKO1            0x130b0
> +               >;
> +       };
> +
> +       pinctrl_uart4: uart4grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_KEY_COL0__UART4_TX_DATA      0x1b0b1
> +                       MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA      0x1b0b1
> +               >;
> +       };
> +
> +       pinctrl_usbotg: usbotggrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID       0x17059
> +               >;
> +       };
> +
> +       pinctrl_usdhc1: usdhc1grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_SD1_CMD__SD1_CMD             0x17059
> +                       MX6QDL_PAD_SD1_CLK__SD1_CLK             0x10059
> +                       MX6QDL_PAD_SD1_DAT0__SD1_DATA0          0x17059
> +                       MX6QDL_PAD_SD1_DAT1__SD1_DATA1          0x17059
> +                       MX6QDL_PAD_SD1_DAT2__SD1_DATA2          0x17059
> +                       MX6QDL_PAD_SD1_DAT3__SD1_DATA3          0x17059
> +               >;
> +       };
> +
> +       pinctrl_usdhc1_gpio: usdhc1grpgpiogrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28       0x1b0b0
> +               >;
> +       };
> +
> +       pinctrl_usdhc2: usdhc2grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_SD2_CMD__SD2_CMD             0x17059
> +                       MX6QDL_PAD_SD2_CLK__SD2_CLK             0x10059
> +                       MX6QDL_PAD_SD2_DAT0__SD2_DATA0          0x17059
> +                       MX6QDL_PAD_SD2_DAT1__SD2_DATA1          0x17059
> +                       MX6QDL_PAD_SD2_DAT2__SD2_DATA2          0x17059
> +                       MX6QDL_PAD_SD2_DAT3__SD2_DATA3          0x17059
> +               >;
> +       };
> +
> +       pinctrl_usdhc2_gpio: usdhc2grpgpiogrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_NANDF_D0__GPIO2_IO00         0x1b0b0
> +                       MX6QDL_PAD_NANDF_D1__GPIO2_IO01         0x1b0b0
> +               >;
> +       };
> +
> +       pinctrl_usdhc3: usdhc3grp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_SD3_CMD__SD3_CMD             0x17059
> +                       MX6QDL_PAD_SD3_CLK__SD3_CLK             0x10059
> +                       MX6QDL_PAD_SD3_DAT0__SD3_DATA0          0x17059
> +                       MX6QDL_PAD_SD3_DAT1__SD3_DATA1          0x17059
> +                       MX6QDL_PAD_SD3_DAT2__SD3_DATA2          0x17059
> +                       MX6QDL_PAD_SD3_DAT3__SD3_DATA3          0x17059
> +                       MX6QDL_PAD_SD3_DAT4__SD3_DATA4          0x17059
> +                       MX6QDL_PAD_SD3_DAT5__SD3_DATA5          0x17059
> +                       MX6QDL_PAD_SD3_DAT6__SD3_DATA6          0x17059
> +                       MX6QDL_PAD_SD3_DAT7__SD3_DATA7          0x17059
> +               >;
> +       };
> +
> +       pinctrl_wdog: wdoggrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_GPIO_1__WDOG2_B              0x1b0b0
> +               >;
> +       };
> +
> +       pinctrl_gpio_leds: gpioledsgrp {
> +               fsl,pins = <
> +                       MX6QDL_PAD_KEY_COL1__GPIO4_IO08 0x1b0b0
> +               >;
> +       };
> +};
> +
> +&uart4 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart4>;
> +       status = "okay";
> +};
> +
> +&usbh1 {
> +       vbus-supply = <&reg_usb_h1_vbus>;
> +       status = "okay";
> +};
> +
> +&usbotg {
> +       vbus-supply = <&reg_usb_otg_vbus>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usbotg>;
> +       disable-over-current;
> +       status = "okay";
> +};
> +
> +&usdhc1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_usdhc1_gpio>;
> +       bus-width = <4>;
> +       cd-gpios = <&gpio1 28 GPIO_ACTIVE_LOW>;
> +       status = "okay";
> +};
> +
> +&usdhc2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> +       bus-width = <4>;
> +       cd-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
> +       wp-gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
> +       status = "disabled";
> +};
> +
> +&usdhc3 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usdhc3>;
> +       bus-width = <8>;
> +       non-removable;
> +       no-1-8-v;
> +       status = "okay";
> +};
> +
> +&wdog1 {
> +       status = "disabled";
> +};
> +
> +&wdog2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_wdog>;
> +       fsl,ext-reset-output;
> +       status = "okay";
> +};
> --
> 1.9.1
>



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