[PATCH 9/9] board: stm32: Add Engicam MicroGEA STM32MP1 MicroDev 2.0 7" OF

Patrice CHOTARD patrice.chotard at foss.st.com
Tue Mar 9 15:16:25 CET 2021


Hi Jagan

On 2/28/21 4:52 PM, Jagan Teki wrote:
> 7" OF is a capacitive touch 7" Open Frame panel solutions with
> - 7" AUO B101AW03 LVDS panel
> - EDT, FT5526 Touch
> 
> MicroGEA STM32MP1 is a STM32MP157A based Micro SoM.
> 
> MicroDev 2.0 is a general purpose miniature carrier board with CAN,
> LTE and LVDS panel interfaces.
> 
> MicroGEA STM32MP1 needs to mount on top of MicroDev 2.0 board with
> pluged 7" OF for creating complete MicroGEA STM32MP1 MicroDev 2.0
> 7" Open Frame Solution board.
> 
> Add support for it.
> 
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---
>  arch/arm/dts/Makefile                         |   1 +
>  ...rogea-stm32mp1-microdev2.0-of7-u-boot.dtsi |  51 ++++++
>  ...157a-microgea-stm32mp1-microdev2.0-of7.dts | 154 ++++++++++++++++++
>  arch/arm/mach-stm32mp/Kconfig                 |   7 +
>  board/engicam/stm32mp1/MAINTAINERS            |   6 +
>  ...-microgea-stm32mp1-microdev2-of7_defconfig |  80 +++++++++
>  6 files changed, 299 insertions(+)
>  create mode 100644 arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7-u-boot.dtsi
>  create mode 100644 arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts
>  create mode 100644 configs/stm32mp15-microgea-stm32mp1-microdev2-of7_defconfig
> 
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 7b275fe46c..7a9a05310d 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -980,6 +980,7 @@ dtb-$(CONFIG_STM32MP15x) += \
>  	stm32mp157a-dk1.dtb \
>  	stm32mp157a-avenger96.dtb \
>  	stm32mp157a-microgea-stm32mp1-microdev2.0.dtb \
> +	stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dtb \
>  	stm32mp157a-icore-stm32mp1-ctouch2.dtb \
>  	stm32mp157a-icore-stm32mp1-edimm2.2.dtb \
>  	stm32mp157c-dk2.dtb \
> diff --git a/arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7-u-boot.dtsi b/arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7-u-boot.dtsi
> new file mode 100644
> index 0000000000..e4bd215812
> --- /dev/null
> +++ b/arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7-u-boot.dtsi
> @@ -0,0 +1,51 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
> + * Copyright (c) 2020 Amarula Solutions(India)
> + * Author: Jagan Teki <jagan at amarulasolutions.com>
> + */
> +
> +#include "stm32mp157a-microgea-stm32mp1-u-boot.dtsi"
> +
> +/{
> +	aliases {
> +		mmc0 = &sdmmc1;
> +	};
> +
> +	chosen {
> +		stdout-path = &uart4;
> +	};
> +};
> +
> +&sdmmc1 {
> +	u-boot,dm-pre-reloc;
> +};
> +
> +&sdmmc1_b4_pins_a {
> +	u-boot,dm-pre-reloc;
> +
> +	pins1 {
> +		u-boot,dm-pre-reloc;
> +	};
> +
> +	pins2 {
> +		u-boot,dm-pre-reloc;
> +	};
> +};
> +
> +&uart4 {
> +	u-boot,dm-pre-reloc;
> +};
> +
> +&uart4_pins_a {
> +	u-boot,dm-pre-reloc;
> +
> +	pins1 {
> +		u-boot,dm-pre-reloc;
> +	};
> +
> +	pins2 {
> +		u-boot,dm-pre-reloc;
> +		bias-pull-up;
> +	};
> +};
> diff --git a/arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts b/arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts
> new file mode 100644
> index 0000000000..674b2d330d
> --- /dev/null
> +++ b/arch/arm/dts/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dts
> @@ -0,0 +1,154 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (c) STMicroelectronics 2019 - All Rights Reserved
> + * Copyright (c) 2020 Engicam srl
> + * Copyright (c) 2020 Amarula Solutons(India)
> + */
> +
> +/dts-v1/;
> +#include "stm32mp157.dtsi"
> +#include "stm32mp157a-microgea-stm32mp1.dtsi"
> +#include "stm32mp15-pinctrl.dtsi"
> +#include "stm32mp15xxaa-pinctrl.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> +	model = "Engicam MicroGEA STM32MP1 MicroDev 2.0 7\" Open Frame";
> +	compatible = "engicam,microgea-stm32mp1-microdev2.0-of7",
> +		     "engicam,microgea-stm32mp1", "st,stm32mp157";
> +
> +	aliases {
> +		serial0 = &uart4;
> +		serial1 = &uart8;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	backlight: backlight {
> +		compatible = "gpio-backlight";
> +		gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>;
> +		default-on;
> +	};
> +
> +	lcd_3v3: regulator-lcd-3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "lcd_3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&gpiof 10 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +		regulator-always-on;
> +		power-supply = <&panel_pwr>;
> +	};
> +
> +	panel_pwr: regulator-panel-pwr {
> +		compatible = "regulator-fixed";
> +		regulator-name = "panel_pwr";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&gpiob 10 GPIO_ACTIVE_HIGH>;
> +		regulator-always-on;
> +	};
> +
> +	panel {
> +		compatible = "auo,b101aw03";
> +		backlight = <&backlight>;
> +		enable-gpios = <&gpiof 2 GPIO_ACTIVE_HIGH>;
> +		power-supply = <&lcd_3v3>;
> +
> +		port {
> +			panel_in: endpoint {
> +				remote-endpoint = <&ltdc_ep0_out>;
> +			};
> +		};
> +	};
> +};
> +
> +&i2c2 {
> +	i2c-scl-falling-time-ns = <20>;
> +	i2c-scl-rising-time-ns = <185>;
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&i2c2_pins_a>;
> +	pinctrl-1 = <&i2c2_sleep_pins_a>;
> +	status = "okay";
> +};
> +
> +&ltdc {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&ltdc_pins>;
> +	status = "okay";
> +
> +	port {
> +		ltdc_ep0_out: endpoint at 0 {
> +			reg = <0>;
> +			remote-endpoint = <&panel_in>;
> +		};
> +	};
> +};
> +
> +&pinctrl {
> +	ltdc_pins: ltdc {
> +		pins {
> +			pinmux = <STM32_PINMUX('G', 10, AF14)>,	/* LTDC_B2 */
> +				 <STM32_PINMUX('H', 12, AF14)>,	/* LTDC_R6 */
> +				 <STM32_PINMUX('H', 11, AF14)>,	/* LTDC_R5 */
> +				 <STM32_PINMUX('D', 10, AF14)>,	/* LTDC_B3 */
> +				 <STM32_PINMUX('D', 9, AF14)>,	/* LTDC_B0 */
> +				 <STM32_PINMUX('E', 5, AF14)>,	/* LTDC_G0 */
> +				 <STM32_PINMUX('E', 6, AF14)>,	/* LTDC_G1 */
> +				 <STM32_PINMUX('E', 13, AF14)>,	/* LTDC_DE */
> +				 <STM32_PINMUX('E', 15, AF14)>,	/* LTDC_R7 */
> +				 <STM32_PINMUX('G', 7, AF14)>,	/* LTDC_CLK */
> +				 <STM32_PINMUX('G', 12, AF14)>,	/* LTDC_B1 */
> +				 <STM32_PINMUX('H', 2, AF14)>,	/* LTDC_R0 */
> +				 <STM32_PINMUX('H', 3, AF14)>,	/* LTDC_R1 */
> +				 <STM32_PINMUX('H', 8, AF14)>,	/* LTDC_R2 */
> +				 <STM32_PINMUX('H', 9, AF14)>,	/* LTDC_R3 */
> +				 <STM32_PINMUX('H', 10, AF14)>,	/* LTDC_R4 */
> +				 <STM32_PINMUX('H', 13, AF14)>,	/* LTDC_G2 */
> +				 <STM32_PINMUX('H', 14, AF14)>,	/* LTDC_G3 */
> +				 <STM32_PINMUX('H', 15, AF14)>,	/* LTDC_G4 */
> +				 <STM32_PINMUX('I', 0, AF14)>,	/* LTDC_G5 */
> +				 <STM32_PINMUX('I', 1, AF14)>,	/* LTDC_G6 */
> +				 <STM32_PINMUX('I', 2, AF14)>,	/* LTDC_G7 */
> +				 <STM32_PINMUX('I', 4, AF14)>,	/* LTDC_B4 */
> +				 <STM32_PINMUX('I', 5, AF14)>,	/* LTDC_B5 */
> +				 <STM32_PINMUX('B', 8, AF14)>,	/* LTDC_B6 */
> +				 <STM32_PINMUX('I', 7, AF14)>,	/* LTDC_B7 */
> +				 <STM32_PINMUX('I', 9, AF14)>,	/* LTDC_VSYNC */
> +				 <STM32_PINMUX('I', 10, AF14)>;	/* LTDC_HSYNC */
> +			bias-disable;
> +			drive-push-pull;
> +			slew-rate = <3>;
> +		};
> +	};
> +};
> +
> +&sdmmc1 {
> +	bus-width = <4>;
> +	disable-wp;
> +	pinctrl-names = "default", "opendrain", "sleep";
> +	pinctrl-0 = <&sdmmc1_b4_pins_a>;
> +	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
> +	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
> +	st,neg-edge;
> +	vmmc-supply = <&vdd>;
> +	status = "okay";
> +};
> +
> +&uart4 {
> +	pinctrl-names = "default", "sleep", "idle";
> +	pinctrl-0 = <&uart4_pins_a>;
> +	pinctrl-1 = <&uart4_sleep_pins_a>;
> +	pinctrl-2 = <&uart4_idle_pins_a>;
> +	status = "okay";
> +};
> +
> +/* J31: RS323 */
> +&uart8 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart8_pins_a>;
> +	status = "okay";
> +};
> diff --git a/arch/arm/mach-stm32mp/Kconfig b/arch/arm/mach-stm32mp/Kconfig
> index c1622df7f3..c22b132ac1 100644
> --- a/arch/arm/mach-stm32mp/Kconfig
> +++ b/arch/arm/mach-stm32mp/Kconfig
> @@ -97,6 +97,13 @@ config TARGET_MICROGEA_STM32MP1
>  	  * MicroGEA STM32MP1 needs to mount on top of this MicroDev 2.0 board
>  	    for creating complete MicroGEA STM32MP1 MicroDev 2.0 Carrier board.
>  
> +	  MicroGEA STM32MP1 MicroDev 2.0 7" OF:
> +	  * 7" OF is a capacitive touch 7" Open Frame panel solutions with LVDS
> +	    panel and toucscreen.
> +	  * MicroGEA STM32MP1 needs to mount on top of MicroDev 2.0 board with
> +	    pluged 7" OF for creating complete MicroGEA STM32MP1 MicroDev 2.0 7"
> +	    Open Frame Solution board.
> +
>  config TARGET_ICORE_STM32MP1
>  	bool "Engicam i.Core STM32MP1 SOM"
>  	select STM32MP15x
> diff --git a/board/engicam/stm32mp1/MAINTAINERS b/board/engicam/stm32mp1/MAINTAINERS
> index c0bb767782..712e312665 100644
> --- a/board/engicam/stm32mp1/MAINTAINERS
> +++ b/board/engicam/stm32mp1/MAINTAINERS
> @@ -4,6 +4,12 @@ M:	Matteo Lisi <matteo.lisi at engicam.com>
>  S:	Maintained
>  F:	configs/stm32mp15-microgea-stm32mp1-microdev2_defconfig
>  
> +MicroGEA-STM32MP1-MICRODEV2.0-OF7
> +M:	Jagan Teki <jagan at amarulasolutions.com>
> +M:	Matteo Lisi <matteo.lisi at engicam.com>
> +S:	Maintained
> +F:	configs/stm32mp15-microgea-stm32mp1-microdev2-of7_defconfig
> +
>  i.Core-STM32MP1-CTOUCH2.0
>  M:	Jagan Teki <jagan at amarulasolutions.com>
>  M:	Matteo Lisi <matteo.lisi at engicam.com>
> diff --git a/configs/stm32mp15-microgea-stm32mp1-microdev2-of7_defconfig b/configs/stm32mp15-microgea-stm32mp1-microdev2-of7_defconfig
> new file mode 100644
> index 0000000000..96f52fca55
> --- /dev/null
> +++ b/configs/stm32mp15-microgea-stm32mp1-microdev2-of7_defconfig
> @@ -0,0 +1,80 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_STM32MP=y
> +CONFIG_SYS_MALLOC_F_LEN=0x3000
> +CONFIG_SYS_MEMTEST_START=0xc0000000
> +CONFIG_SYS_MEMTEST_END=0xc4000000
> +CONFIG_ENV_OFFSET=0x280000
> +CONFIG_SPL_TEXT_BASE=0x2FFC2500
> +CONFIG_SPL_MMC_SUPPORT=y
> +CONFIG_SPL=y
> +CONFIG_TARGET_MICROGEA_STM32MP1=y
> +CONFIG_ENV_OFFSET_REDUND=0x2C0000
> +# CONFIG_ARMV7_VIRT is not set
> +CONFIG_DEFAULT_DEVICE_TREE="stm32mp157a-microgea-stm32mp1-microdev2.0-of7"
> +CONFIG_DISTRO_DEFAULTS=y
> +CONFIG_FIT=y
> +CONFIG_BOOTCOMMAND="run bootcmd_stm32mp"
> +CONFIG_BOARD_EARLY_INIT_F=y
> +CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION=y
> +CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION=3
> +CONFIG_SPL_ENV_SUPPORT=y
> +CONFIG_SPL_I2C_SUPPORT=y
> +CONFIG_SPL_POWER_SUPPORT=y
> +CONFIG_SYS_PROMPT="STM32MP> "
> +CONFIG_CMD_ADTIMG=y
> +CONFIG_CMD_ERASEENV=y
> +CONFIG_CMD_MEMINFO=y
> +CONFIG_CMD_MEMTEST=y
> +CONFIG_CMD_ADC=y
> +CONFIG_CMD_CLK=y
> +CONFIG_CMD_FUSE=y
> +CONFIG_CMD_GPIO=y
> +CONFIG_CMD_I2C=y
> +CONFIG_CMD_MMC=y
> +CONFIG_CMD_REMOTEPROC=y
> +CONFIG_CMD_CACHE=y
> +CONFIG_CMD_TIME=y
> +CONFIG_CMD_TIMER=y
> +CONFIG_CMD_PMIC=y
> +CONFIG_CMD_REGULATOR=y
> +CONFIG_CMD_EXT4_WRITE=y
> +# CONFIG_SPL_DOS_PARTITION is not set
> +CONFIG_OF_SPL_REMOVE_PROPS="interrupts interrupt-names interrupts-extended interrupt-controller \\\#interrupt-cells interrupt-parent dmas dma-names assigned-clocks assigned-clock-rates assigned-clock-parents hwlocks"
> +CONFIG_ENV_IS_NOWHERE=y
> +CONFIG_ENV_IS_IN_MMC=y
> +CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
> +CONFIG_SYS_RELOC_GD_ENV_ADDR=y
> +# CONFIG_SPL_ENV_IS_NOWHERE is not set
> +CONFIG_DM_HWSPINLOCK=y
> +CONFIG_HWSPINLOCK_STM32=y
> +CONFIG_DM_I2C=y
> +CONFIG_SYS_I2C_STM32F7=y
> +CONFIG_LED=y
> +CONFIG_LED_GPIO=y
> +CONFIG_DM_MAILBOX=y
> +CONFIG_STM32_IPCC=y
> +CONFIG_STM32_FMC2_EBI=y
> +CONFIG_DM_MMC=y
> +CONFIG_SUPPORT_EMMC_BOOT=y
> +CONFIG_STM32_SDMMC2=y
> +CONFIG_PHY_REALTEK=y
> +CONFIG_DM_ETH=y
> +CONFIG_DWC_ETH_QOS=y
> +CONFIG_PHY=y
> +CONFIG_PINCONF=y
> +# CONFIG_SPL_PINCTRL_FULL is not set
> +CONFIG_PINCTRL_STMFX=y
> +CONFIG_DM_PMIC=y
> +# CONFIG_SPL_PMIC_CHILDREN is not set
> +CONFIG_PMIC_STPMIC1=y
> +CONFIG_DM_REGULATOR=y
> +CONFIG_DM_REGULATOR_FIXED=y
> +CONFIG_DM_REGULATOR_GPIO=y
> +CONFIG_REMOTEPROC_STM32_COPRO=y
> +CONFIG_DM_RTC=y
> +CONFIG_RTC_STM32=y
> +CONFIG_SERIAL_RX_BUFFER=y
> +CONFIG_WDT=y
> +CONFIG_WDT_STM32MP=y
> +CONFIG_LZO=y
> +CONFIG_ERRNO_STR=y
> 


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