From: Fabien Parent fparent@baylibre.com
Add mt8195-demo board support. This demo purpose board uses MediaTek's MT8195 SoC.
Signed-off-by: Fabien Parent fparent@baylibre.com Signed-off-by: Amjad Ouled-Ameur aouledameur@baylibre.com Signed-off-by: Macpaul Lin macpaul.lin@mediatek.com --- MAINTAINERS | 1 + arch/arm/dts/Makefile | 1 + arch/arm/dts/mt8195-demo.dts | 109 ++++++++++++++++++++++++++++ board/mediatek/mt8195/MAINTAINERS | 6 ++ board/mediatek/mt8195/Makefile | 3 + board/mediatek/mt8195/mt8195_demo.c | 38 ++++++++++ configs/mt8195_demo_defconfig | 89 +++++++++++++++++++++++ include/configs/mt8195.h | 34 +++++++++ 8 files changed, 281 insertions(+) create mode 100644 arch/arm/dts/mt8195-demo.dts create mode 100644 board/mediatek/mt8195/MAINTAINERS create mode 100644 board/mediatek/mt8195/Makefile create mode 100644 board/mediatek/mt8195/mt8195_demo.c create mode 100644 configs/mt8195_demo_defconfig create mode 100644 include/configs/mt8195.h
Changes for v2 and v3: - no change.
diff --git a/MAINTAINERS b/MAINTAINERS index 5528dd28c3..5aaeeb02cb 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -389,6 +389,7 @@ F: drivers/watchdog/mtk_wdt.c F: drivers/net/mtk_eth.c F: drivers/net/mtk_eth.h F: drivers/reset/reset-mediatek.c +F: include/configs/mt8195.h F: tools/mtk_image.c F: tools/mtk_image.h F: tools/mtk_nand_headers.c diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 791838733c..994f7ebcc0 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1271,6 +1271,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \ mt7986a-emmc-rfb.dtb \ mt7986b-emmc-rfb.dtb \ mt8183-pumpkin.dtb \ + mt8195-demo.dtb \ mt8512-bm1-emmc.dtb \ mt8516-pumpkin.dtb \ mt8518-ap1-emmc.dtb diff --git a/arch/arm/dts/mt8195-demo.dts b/arch/arm/dts/mt8195-demo.dts new file mode 100644 index 0000000000..bd0952b248 --- /dev/null +++ b/arch/arm/dts/mt8195-demo.dts @@ -0,0 +1,109 @@ +// SPDX-License-Identifier: GPL-2.0 OR MIT +/* + * Copyright (C) 2022 MediaTek Inc. + * Copyright (C) 2022 BayLibre SAS. + * Author: Macpaul Lin macpaul.lin@mediatek.com + * Author: Fabien Parent fparent@baylibre.com + */ + +/dts-v1/; + +#include <config.h> +#include "mt8195.dtsi" + +/ { + model = "MediaTek MT8195 demo board"; + compatible = "mediatek,mt8195-demo", "mediatek,mt8195"; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0x80000000>; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 2 MiB reserved for ARM Trusted Firmware (BL31) */ + bl31_secmon_reserved: secmon@54600000 { + no-map; + reg = <0 0x54600000 0x0 0x200000>; + }; + + /* 12 MiB reserved for OP-TEE (BL32) + * +-----------------------+ 0x43e0_0000 + * | SHMEM 2MiB | + * +-----------------------+ 0x43c0_0000 + * | | TA_RAM 8MiB | + * + TZDRAM +--------------+ 0x4340_0000 + * | | TEE_RAM 2MiB | + * +-----------------------+ 0x4320_0000 + */ + optee_reserved: optee@43200000 { + no-map; + reg = <0 0x43200000 0 0x00c00000>; + }; + }; + + chosen { + stdout-path = &uart0; + }; + + reg_1p8v: regulator-1p8v { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_3p3v: regulator-3p3v { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; +}; + +&watchdog { + status = "okay"; +}; + +&uart0 { + status = "okay"; +}; + +&mmc0 { + bus-width = <4>; + max-frequency = <200000000>; + cap-mmc-highspeed; + mmc-hs200-1_8v; + cap-mmc-hw-reset; + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + non-removable; + status = "okay"; +}; + +&usb { + status = "okay"; +}; + +&ssusb { + mediatek,force-vbus; + maximum-speed = "high-speed"; + dr_mode = "peripheral"; + status = "okay"; +}; + +&xhci0 { + status = "okay"; +}; + +&xhci3 { + status = "okay"; +}; diff --git a/board/mediatek/mt8195/MAINTAINERS b/board/mediatek/mt8195/MAINTAINERS new file mode 100644 index 0000000000..01fa25115d --- /dev/null +++ b/board/mediatek/mt8195/MAINTAINERS @@ -0,0 +1,6 @@ +MT8195 Demo +M: Macpaul Lin macpaul.lin@mediatek.com +S: Maintained +F: board/mediatek/mt8195 +F: include/configs/mt8195.h +F: configs/mt8195_demo_defconfig diff --git a/board/mediatek/mt8195/Makefile b/board/mediatek/mt8195/Makefile new file mode 100644 index 0000000000..7e94a87aea --- /dev/null +++ b/board/mediatek/mt8195/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +obj-y += mt8195_demo.o diff --git a/board/mediatek/mt8195/mt8195_demo.c b/board/mediatek/mt8195/mt8195_demo.c new file mode 100644 index 0000000000..b95f5cf28d --- /dev/null +++ b/board/mediatek/mt8195/mt8195_demo.c @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2022 BayLibre SAS + * Author: Fabien Parent fparent@baylibre.com + */ + +#include <common.h> +#include <dm.h> +#include <net.h> +#include <asm/io.h> + +int board_init(void) +{ + struct udevice *dev; + int ret; + + if (CONFIG_IS_ENABLED(USB_GADGET)) { + ret = uclass_get_device(UCLASS_USB_GADGET_GENERIC, 0, &dev); + if (ret) { + pr_err("%s: Cannot find USB device\n", __func__); + return ret; + } + } + + if (CONFIG_IS_ENABLED(USB_ETHER)) + usb_ether_init(); + + printf("Disabling WDT\n"); + writel(0, 0x10007000); + + printf("Enabling SCP SRAM\n"); + for (unsigned int val = 0xFFFFFFFF; val != 0U;) { + val = val >> 1; + writel(val, 0x1072102C); + } + + return 0; +} diff --git a/configs/mt8195_demo_defconfig b/configs/mt8195_demo_defconfig new file mode 100644 index 0000000000..5b075b1a27 --- /dev/null +++ b/configs/mt8195_demo_defconfig @@ -0,0 +1,89 @@ +CONFIG_ARM=y +CONFIG_COUNTER_FREQUENCY=13000000 +CONFIG_POSITION_INDEPENDENT=y +CONFIG_ARCH_MEDIATEK=y +CONFIG_SYS_MALLOC_F_LEN=0x4000 +CONFIG_NR_DRAM_BANKS=1 +CONFIG_ENV_SIZE=0x1000 +CONFIG_ENV_OFFSET=0x0 +CONFIG_DM_GPIO=y +CONFIG_DEFAULT_DEVICE_TREE="mt8195-demo" +CONFIG_TARGET_MT8195=y +CONFIG_DEBUG_UART_BASE=0x11001100 +CONFIG_DEBUG_UART_CLOCK=26000000 +# CONFIG_PSCI_RESET is not set +CONFIG_SYS_LOAD_ADDR=0x4c000000 +CONFIG_DEBUG_UART=y +CONFIG_ENV_VARS_UBOOT_CONFIG=y +CONFIG_FIT=y +# CONFIG_ARCH_FIXUP_FDT_MEMORY is not set +CONFIG_USE_BOOTCOMMAND=y +CONFIG_BOOTCOMMAND="run distro_bootcmd" +CONFIG_DEFAULT_FDT_FILE="mt8195-demo" +# CONFIG_DISPLAY_BOARDINFO is not set +CONFIG_HUSH_PARSER=y +# CONFIG_CMD_CONSOLE is not set +# CONFIG_CMD_BOOTD is not set +# CONFIG_CMD_BOOTI is not set +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_GO is not set +# CONFIG_CMD_IMI is not set +# CONFIG_CMD_XIMG is not set +# CONFIG_CMD_EXPORTENV is not set +# CONFIG_CMD_IMPORTENV is not set +# CONFIG_CMD_EDITENV is not set +# CONFIG_CMD_CRC32 is not set +# CONFIG_CMD_MEMORY is not set +CONFIG_CMD_CLK=y +CONFIG_CMD_DM=y +CONFIG_CMD_GPT=y +# CONFIG_RANDOM_UUID is not set +# CONFIG_CMD_LOADB is not set +# CONFIG_CMD_LOADS is not set +CONFIG_CMD_MMC=y +CONFIG_CMD_PART=y +CONFIG_CMD_USB=y +CONFIG_CMD_USB_MASS_STORAGE=y +# CONFIG_CMD_ITEST is not set +# CONFIG_CMD_SETEXPR is not set +# CONFIG_CMD_BLOCK_CACHE is not set +CONFIG_CMD_EXT4=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_ISO_PARTITION=y +CONFIG_ENV_IS_IN_MMC=y +CONFIG_SYS_MMC_ENV_PART=2 +CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y +CONFIG_ENV_IMPORT_FDT=y +CONFIG_DEVRES=y +CONFIG_CLK=y +CONFIG_USB_FUNCTION_FASTBOOT=y +CONFIG_FASTBOOT_BUF_ADDR=0x4d000000 +CONFIG_FASTBOOT_BUF_SIZE=0x8000000 +CONFIG_FASTBOOT_FLASH=y +CONFIG_FASTBOOT_FLASH_MMC_DEV=0 +CONFIG_FASTBOOT_MMC_BOOT_SUPPORT=y +# CONFIG_INPUT is not set +# CONFIG_MMC_QUIRKS is not set +CONFIG_MMC_MTK=y +CONFIG_PHY=y +CONFIG_PHY_MTK_TPHY=y +CONFIG_BAUDRATE=921600 +CONFIG_DM_SERIAL=y +CONFIG_DEBUG_UART_ANNOUNCE=y +CONFIG_MTK_SERIAL=y +CONFIG_USB=y +CONFIG_DM_USB_GADGET=y +CONFIG_USB_XHCI_HCD=y +CONFIG_USB_XHCI_MTK=y +CONFIG_USB_MTU3=y +CONFIG_USB_STORAGE=y +CONFIG_USB_KEYBOARD=y +CONFIG_USB_HOST_ETHER=y +CONFIG_USB_GADGET=y +CONFIG_USB_GADGET_VENDOR_NUM=0x0e8d +CONFIG_USB_GADGET_PRODUCT_NUM=0x201c +CONFIG_USB_ETHER=y +CONFIG_WDT=y +CONFIG_WDT_MTK=y +CONFIG_OF_LIBFDT_OVERLAY=y diff --git a/include/configs/mt8195.h b/include/configs/mt8195.h new file mode 100644 index 0000000000..22bcf87794 --- /dev/null +++ b/include/configs/mt8195.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Configuration for MT8195 based boards + * + * Copyright (C) 2022 MediaTek Inc. + * Copyright (C) 2022 BayLibre, SAS + * Author: Fabien Parent macpaul.lin@mediatek.com + * Author: Fabien Parent fparent@baylibre.com + */ + +#ifndef __MT8195_H +#define __MT8195_H + +#include <linux/sizes.h> + +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_MEM32 +#define CONFIG_SYS_NS16550_COM1 0x11002000 +#define CONFIG_SYS_NS16550_CLK 26000000 + +/* Environment settings */ +#include <config_distro_bootcmd.h> + +#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 0) + +#if !defined(CONFIG_EXTRA_ENV_SETTINGS) +#define CONFIG_EXTRA_ENV_SETTINGS \ + "scriptaddr=0x40000000\0" \ + BOOTENV +#endif + +#endif