[RESEND v2 08/10] Add support for MT7622 reference board

Sam Shih
2020-01-10T08:30:33Z

This adds a general board file based on MT7622 SoCs from MediaTek.
This commit is adding the basic boot support for the MT7622 rfb.

Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Tested-by: Frank Wunderlich <frank-w@public-files.de>
---
arch/arm/dts/Makefile | 1 +
arch/arm/dts/mt7622-rfb.dts | 180 +++++++++++++++++++++++++++++
board/mediatek/mt7622/Kconfig | 17 +++
board/mediatek/mt7622/MAINTAINERS | 6 +
board/mediatek/mt7622/Makefile | 4 +
board/mediatek/mt7622/mt7622_rfb.c | 23 ++++
configs/mt7622_rfb_defconfig | 55 +++++++++
include/configs/mt7622.h | 46 ++++++++
8 files changed, 332 insertions(+)
create mode 100644 arch/arm/dts/mt7622-rfb.dts
create mode 100644 board/mediatek/mt7622/Kconfig
create mode 100644 board/mediatek/mt7622/MAINTAINERS
create mode 100644 board/mediatek/mt7622/Makefile
create mode 100644 board/mediatek/mt7622/mt7622_rfb.c
create mode 100644 configs/mt7622_rfb_defconfig
create mode 100644 include/configs/mt7622.h

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 3dc9c4d41c..b92980bd76 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -833,6 +833,7 @@ dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \
k3-j721e-r5-common-proc-board.dtb

dtb-$(CONFIG_ARCH_MEDIATEK) += \
+ mt7622-rfb.dtb \
mt7623n-bananapi-bpi-r2.dtb \
mt7629-rfb.dtb \
mt8516-pumpkin.dtb \
diff --git a/arch/arm/dts/mt7622-rfb.dts b/arch/arm/dts/mt7622-rfb.dts
new file mode 100644
index 0000000000..ec30f5c6eb
--- /dev/null
+++ b/arch/arm/dts/mt7622-rfb.dts
@@ -0,0 +1,180 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+/dts-v1/;
+#include "mt7622.dtsi"
+#include "mt7622-u-boot.dtsi"
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ model = "mt7622-rfb";
+ compatible = "mediatek,mt7622", "mediatek,mt7622-rfb";
+ chosen {
+ stdout-path = &uart0;
+ tick-timer = &timer0;
+ };
+
+ aliases {
+ spi0 = &snfi;
+ };
+
+ memory at 40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x10000000>;
+ };
+
+ 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;
+ };
+};
+
+
+&pinctrl {
+ snfi_pins: snfi-pins {
+ mux {
+ function = "flash";
+ groups = "snfi";
+ };
+ };
+
+ snor_pins: snor-pins {
+ mux {
+ function = "flash";
+ groups = "spi_nor";
+ };
+ };
+
+ uart0_pins: uart0 {
+ mux {
+ function = "uart";
+ groups = "uart0_0_tx_rx" ;
+ };
+ };
+
+ watchdog_pins: watchdog-default {
+ mux {
+ function = "watchdog";
+ groups = "watchdog";
+ };
+ };
+
+ mmc0_pins_default: mmc0default {
+ mux {
+ function = "emmc";
+ groups = "emmc";
+ };
+
+ /* "NDL0","NDL1","NDL2","NDL3","NDL4","NDL5","NDL6","NDL7",
+ * "NRB","NCLE" pins are used as DAT0,DAT1,DAT2,DAT3,DAT4,
+ * DAT5,DAT6,DAT7,CMD,CLK for eMMC respectively
+ */
+ conf-cmd-dat {
+ pins = "NDL0", "NDL1", "NDL2",
+ "NDL3", "NDL4", "NDL5",
+ "NDL6", "NDL7", "NRB";
+ input-enable;
+ bias-pull-up;
+ };
+
+ conf-clk {
+ pins = "NCLE";
+ bias-pull-down;
+ };
+
+ };
+
+ mmc1_pins_default: mmc1default {
+ mux {
+ function = "sd";
+ groups = "sd_0";
+ };
+ /* "I2S2_OUT, "I2S4_IN"", "I2S3_IN", "I2S2_IN",
+ * "I2S4_OUT", "I2S3_OUT" are used as DAT0, DAT1,
+ * DAT2, DAT3, CMD, CLK for SD respectively.
+ */
+ conf-cmd-data {
+ pins = "I2S2_OUT", "I2S4_IN", "I2S3_IN",
+ "I2S2_IN","I2S4_OUT";
+ input-enable;
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+ conf-clk {
+ pins = "I2S3_OUT";
+ drive-strength = <12>;
+ bias-pull-down;
+ };
+ conf-cd {
+ pins = "TXD3";
+ bias-pull-up;
+ };
+
+ };
+};
+
+&snfi {
+ pinctrl-names = "default", "snfi";
+ pinctrl-0 = <&snor_pins>;
+ pinctrl-1 = <&snfi_pins>;
+ status = "okay";
+
+ spi-flash at 0{
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ u-boot,dm-pre-reloc;
+ };
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+ status = "okay";
+};
+
+&mmc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins_default>;
+ status = "okay";
+ bus-width = <8>;
+ max-frequency = <50000000>;
+ cap-sd-highspeed;
+ vmmc-supply = <&reg_3p3v>;
+ vqmmc-supply = <&reg_3p3v>;
+ non-removable;
+};
+
+&mmc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc1_pins_default>;
+ status = "okay";
+ bus-width = <4>;
+ max-frequency = <50000000>;
+ cap-sd-highspeed;
+ r_smpl = <1>;
+ vmmc-supply = <&reg_3p3v>;
+ vqmmc-supply = <&reg_3p3v>;
+};
+
+&watchdog {
+ pinctrl-names = "default";
+ pinctrl-0 = <&watchdog_pins>;
+ status = "okay";
+};
diff --git a/board/mediatek/mt7622/Kconfig b/board/mediatek/mt7622/Kconfig
new file mode 100644
index 0000000000..d0abdc0a67
--- /dev/null
+++ b/board/mediatek/mt7622/Kconfig
@@ -0,0 +1,17 @@
+if TARGET_MT7622
+
+config SYS_BOARD
+ default "mt7622"
+
+config SYS_CONFIG_NAME
+ default "mt7622"
+
+config MTK_BROM_HEADER_INFO
+ string
+ default "lk=1"
+
+config MTK_BROM_HEADER_INFO
+ string
+ default "media=nor"
+
+endif
diff --git a/board/mediatek/mt7622/MAINTAINERS b/board/mediatek/mt7622/MAINTAINERS
new file mode 100644
index 0000000000..a3e0e75ca0
--- /dev/null
+++ b/board/mediatek/mt7622/MAINTAINERS
@@ -0,0 +1,6 @@
+MT7622
+M: Sam Shih <sam.shih@mediatek.com>
+S: Maintained
+F: board/mediatek/mt7622
+F: include/configs/mt7622.h
+F: configs/mt7622_rfb_defconfig
diff --git a/board/mediatek/mt7622/Makefile b/board/mediatek/mt7622/Makefile
new file mode 100644
index 0000000000..2c54d86fff
--- /dev/null
+++ b/board/mediatek/mt7622/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+
+obj-y += mt7622_rfb.o
+
diff --git a/board/mediatek/mt7622/mt7622_rfb.c b/board/mediatek/mt7622/mt7622_rfb.c
new file mode 100644
index 0000000000..b9296bede2
--- /dev/null
+++ b/board/mediatek/mt7622/mt7622_rfb.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+#include <common.h>
+#include <config.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+ return 0;
+}
+
+int board_late_init(void)
+{
+ gd->env_valid = 1; //to load environment variable from persistent store
+ env_relocate();
+ return 0;
+}
diff --git a/configs/mt7622_rfb_defconfig b/configs/mt7622_rfb_defconfig
new file mode 100644
index 0000000000..e1917e70e7
--- /dev/null
+++ b/configs/mt7622_rfb_defconfig
@@ -0,0 +1,55 @@
+CONFIG_ARM=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TARGET_MT7622=y
+CONFIG_SYS_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_SMBIOS_PRODUCT_NAME=""
+CONFIG_FIT=y
+CONFIG_LOGLEVEL=7
+CONFIG_LOG=y
+CONFIG_LOG_MAX_LEVEL=6
+CONFIG_DEFAULT_FDT_FILE="mt7622-rfb"
+CONFIG_SYS_PROMPT="MT7622> "
+CONFIG_CMD_BOOTMENU=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF_TEST=y
+CONFIG_CMD_SMC=y
+CONFIG_DEFAULT_DEVICE_TREE="mt7622-rfb"
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_CLK=y
+CONFIG_DM_GPIO=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_HS200_SUPPORT=y
+CONFIG_MMC_MTK=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_EON=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_ISSI=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_DM_ETH=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7622=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_RAM=y
+CONFIG_DM_RESET=y
+CONFIG_DM_SERIAL=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_MTK_SNFI_SPI=y
+CONFIG_SYSRESET_WATCHDOG=y
+CONFIG_TIMER=y
+CONFIG_MTK_TIMER=y
+CONFIG_WDT_MTK=y
+CONFIG_LZ4=y
+CONFIG_LZO=y
+CONFIG_HEXDUMP=y
diff --git a/include/configs/mt7622.h b/include/configs/mt7622.h
new file mode 100644
index 0000000000..dfd506ed24
--- /dev/null
+++ b/include/configs/mt7622.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Configuration for MediaTek MT7629 SoC
+ *
+ * Copyright (C) 2019 MediaTek Inc.
+ * Author: Sam Shih <sam.shih@mediatek.com>
+ */
+
+#ifndef __MT7622_H
+#define __MT7622_H
+
+#include <linux/sizes.h>
+
+#define CONFIG_SYS_MAXARGS 8
+#define CONFIG_SYS_BOOTM_LEN SZ_64M
+#define CONFIG_SYS_CBSIZE SZ_1K
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN SZ_4M
+#define CONFIG_SYS_NONCACHED_MEMORY SZ_1M
+
+/* Allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_SYS_MMC_ENV_DEV 0
+
+/* Uboot definition */
+#define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_TEXT_BASE
+
+/* SPL -> Uboot */
+#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_2M - \
+ GENERATED_GBL_DATA_SIZE)
+/* UBoot -> Kernel */
+#define CONFIG_LOADADDR 0x4007ff28
+#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
+
+/* DRAM */
+#define CONFIG_SYS_SDRAM_BASE 0x40000000
+
+/* Ethernet */
+#define CONFIG_IPADDR 192.168.1.1
+#define CONFIG_SERVERIP 192.168.1.3
+
+#endif
--
2.17.1