[PATCH v5] Add support for SoM "VoCore2".
Mauro Condarelli
mc5686 at mclink.it
Thu Feb 13 10:09:17 CET 2020
Thanks Weijie.
On 2/13/20 3:32 AM, Weijie Gao wrote:
> On Wed, 2020-02-12 at 16:30 +0100, Mauro Condarelli wrote:
>> Small patch series to add support for VoCore/VoCore2 board.
>>
>> VoCore is open hardware and runs OpenWrt/LEDE.
>> It has WIFI, USB, UART, 20+ GPIOs but is only one inch square.
>> It will help you to make a smart house, study embedded system
>> or even make the tiniest router in the world.
>>
>> Details about this SoM can be found at "https://vocore.io/v2.html".
>>
>> Signed-off-by: Mauro Condarelli <mc5686 at mclink.it>
>> ---
>>
>> Changes in v5:
>> - Removed unneeded (and wrong) UART2 initialization in board.c
>> - Added network setup.
>> - Removed project-specific code.
>> - Move back environment to SPI NOR.
>> - Changes to environment default settings.
>> - Rebase on current u-boot-mips/testing
>>
>> Changes in v4:
>> - Reverted some overzealous DTS cleaning.
>> - Added support for bootcount
>>
>> Changes in v3:
>> - based on top of Weijie Gao patchset:
>> "[v3,xx/20]Refactor the architecture parts of mt7628"
>>
>> Changes in v2:
>> - Removed some dead code
>> - Changed Author to my full name (no nick)
>> - Removed unwanted fixup to .dts generation (not my call).
>> - Fixed commit message
>> - Fixed various variables/filenames to include Vendor name
>> - Changed Vendor name (Vonger -> Vocore)
>>
>> arch/mips/dts/Makefile | 1 +
>> arch/mips/dts/mt7628a.dtsi | 5 ++
>> arch/mips/dts/vocore_vocore2.dts | 78 ++++++++++++++++++++
>> arch/mips/mach-mtmips/Kconfig | 8 +++
>> board/vocore/vocore2/Kconfig | 12 ++++
>> board/vocore/vocore2/Makefile | 3 +
>> board/vocore/vocore2/board.c | 6 ++
>> configs/vocore2_defconfig | 103 ++++++++++++++++++++++++++
>> configs/vocore2_defconfig_ENV_IN_FAT | 104 +++++++++++++++++++++++++++
>> include/configs/vocore2.h | 61 ++++++++++++++++
>> 10 files changed, 381 insertions(+)
>> create mode 100644 arch/mips/dts/vocore_vocore2.dts
>> create mode 100644 board/vocore/vocore2/Kconfig
>> create mode 100644 board/vocore/vocore2/Makefile
>> create mode 100644 board/vocore/vocore2/board.c
>> create mode 100644 configs/vocore2_defconfig
>> create mode 100644 configs/vocore2_defconfig_ENV_IN_FAT
>> create mode 100644 include/configs/vocore2.h
>>
>> diff --git a/arch/mips/dts/Makefile b/arch/mips/dts/Makefile
>> index cbd0c8bc8b..f711e9fb59 100644
>> --- a/arch/mips/dts/Makefile
>> +++ b/arch/mips/dts/Makefile
>> @@ -23,6 +23,7 @@ dtb-$(CONFIG_BOARD_NETGEAR_DGND3700V2) += netgear,dgnd3700v2.dtb
>> dtb-$(CONFIG_BOARD_SAGEM_FAST1704) += sagem,f at st1704.dtb
>> dtb-$(CONFIG_BOARD_SFR_NB4_SER) += sfr,nb4-ser.dtb
>> dtb-$(CONFIG_BOARD_TPLINK_WDR4300) += tplink_wdr4300.dtb
>> +dtb-$(CONFIG_BOARD_VOCORE2) += vocore_vocore2.dtb
>> dtb-$(CONFIG_TARGET_JZ4780_CI20) += ci20.dtb
>> dtb-$(CONFIG_SOC_LUTON) += luton_pcb090.dtb luton_pcb091.dtb
>> dtb-$(CONFIG_SOC_OCELOT) += ocelot_pcb120.dtb ocelot_pcb123.dtb
>> diff --git a/arch/mips/dts/mt7628a.dtsi b/arch/mips/dts/mt7628a.dtsi
>> index 6baa63add3..192599c37f 100644
>> --- a/arch/mips/dts/mt7628a.dtsi
>> +++ b/arch/mips/dts/mt7628a.dtsi
>> @@ -402,6 +402,11 @@
>> builtin-cd = <1>;
>> r_smpl = <1>;
>>
>> + bus-width = <4>;
>> + max-frequency = <48000000>;
>> + cap-sd-highspeed;
>> + cap-mmc-highspeed;
>> +
> could you please move these lines to vocore_vocore2.dts? these are board
> specific properties.
Done.
>> clocks = <&clk48m>, <&clkctrl CLK_SDXC>;
>> clock-names = "source", "hclk";
>>
>> diff --git a/arch/mips/dts/vocore_vocore2.dts b/arch/mips/dts/vocore_vocore2.dts
>> new file mode 100644
>> index 0000000000..1d611abb73
>> --- /dev/null
>> +++ b/arch/mips/dts/vocore_vocore2.dts
>> @@ -0,0 +1,78 @@
>> +// SPDX-License-Identifier: GPL-2.0+
>> +/*
>> + * Copyright (C) 2019 Mauro Condarelli <mc5686 at mclink.it>
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "mt7628a.dtsi"
>> +#include <dt-bindings/gpio/gpio.h>
>> +
>> +/ {
>> + compatible = "vocore,vocore2", "ralink,mt7628a-soc";
>> + model = "VoCore2";
>> +
>> + aliases {
>> + serial0 = &uart2;
>> + spi0 = &spi0;
>> + };
>> +
>> + memory at 0 {
>> + device_type = "memory";
>> + reg = <0x0 0x08000000>;
>> + };
>> + leds {
>> + compatible = "gpio-leds";
>> +
>> + power {
>> + label = "vocore:power";
>> + gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
>> + default-state = "off";
>> + };
>> + };
>> +
>> + chosen {
>> + bootargs = "console=ttyS2,115200";
>> + stdout-path = &uart2;
>> + };
>> +};
>> +
>> +&pinctrl {
>> + state_default: pin_state {
>> + p0led {
>> + groups = "p0led_a";
>> + function = "led";
>> + };
>> + };
>> +};
>> +
>> +&uart2 {
>> + status = "okay";
> have you tried adding these two lines?
> pinctrl-names = "default";
> pinctrl-0 = <&uart2_pwm_pins>;
Yes that was one of the tests I did, but that did not seem
enough; sincerely I don't remember why i removed them
again. I will recheck before V6.
>> +};
>> +
>> +&spi0 {
>> + status = "okay";
>> + nor0: spi-flash at 0 {
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + compatible = "jedec,spi-nor";
>> + spi-max-frequency = <25000000>;
>> + reg = <0>;
>> + };
>> +};
>> +
>> +ð {
>> + status = "okay";
>> +
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&ephy_iot_mode>;
>> + mediatek,poll-link-phy = <0>;
>> +};
>> +
>> +&mmc {
>> + status = "okay";
>> +
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&sd_iot_mode>;
>> + pinctrl-1 = <&sd_iot_mode>;
> pinctrl-1 should be removed. the driver never uses it.
Done.
>> +};
>> diff --git a/arch/mips/mach-mtmips/Kconfig b/arch/mips/mach-mtmips/Kconfig
>> index bcd635f438..489e466daf 100644
>> --- a/arch/mips/mach-mtmips/Kconfig
>> +++ b/arch/mips/mach-mtmips/Kconfig
>> @@ -83,6 +83,13 @@ config BOARD_MT7628_RFB
>> SPI-NOR flash, 1 built-in switch with 5 ports, 1 UART, 1 USB host,
>> 1 SDXC, 1 PCIe socket and JTAG pins.
>>
>> +config BOARD_VOCORE2
>> + bool "VoCore2"
>> + depends on SOC_MT7628
>> + help
>> + VoCore VoCore2 board has a MT7628 SoC with 128 MiB of RAM
>> + and 16 MiB of flash (SPI).
>> +
> if CONFIG_SPL_UART2_SPIS_PINMUX is the only uart pinmux used by the
> board, you can add "select CONFIG_SPL_UART2_SPIS_PINMUX" here.
I thought about this, but I was unsure.
Will do in v6.
>> endchoice
>>
>> config SPL_UART2_SPIS_PINMUX
>> @@ -96,5 +103,6 @@ config SPL_UART2_SPIS_PINMUX
>> source "board/gardena/smart-gateway-mt7688/Kconfig"
>> source "board/mediatek/mt7628/Kconfig"
>> source "board/seeed/linkit-smart-7688/Kconfig"
>> +source "board/vocore/vocore2/Kconfig"
>>
>> endmenu
>> diff --git a/board/vocore/vocore2/Kconfig b/board/vocore/vocore2/Kconfig
>> new file mode 100644
>> index 0000000000..baeff31b69
>> --- /dev/null
>> +++ b/board/vocore/vocore2/Kconfig
>> @@ -0,0 +1,12 @@
>> +if BOARD_VOCORE2
>> +
>> +config SYS_BOARD
>> + default "vocore2"
>> +
>> +config SYS_VENDOR
>> + default "vocore"
>> +
>> +config SYS_CONFIG_NAME
>> + default "vocore2"
>> +
>> +endif
>> diff --git a/board/vocore/vocore2/Makefile b/board/vocore/vocore2/Makefile
>> new file mode 100644
>> index 0000000000..70cd7a8e56
>> --- /dev/null
>> +++ b/board/vocore/vocore2/Makefile
>> @@ -0,0 +1,3 @@
>> +# SPDX-License-Identifier: GPL-2.0+
>> +
>> +obj-y += board.o
>> diff --git a/board/vocore/vocore2/board.c b/board/vocore/vocore2/board.c
>> new file mode 100644
>> index 0000000000..27e42d1414
>> --- /dev/null
>> +++ b/board/vocore/vocore2/board.c
>> @@ -0,0 +1,6 @@
>> +// SPDX-License-Identifier: GPL-2.0+
>> +/*
>> + * Copyright (C) 2019 Mauro Condarelli <mc5686 at mclink.it>
>> + *
>> + * Nothing actually needed here
>> + */
>> diff --git a/configs/vocore2_defconfig b/configs/vocore2_defconfig
>> new file mode 100644
>> index 0000000000..3989aa72f0
>> --- /dev/null
>> +++ b/configs/vocore2_defconfig
>> @@ -0,0 +1,103 @@
>> +CONFIG_MIPS=y
>> +CONFIG_SPL_LIBCOMMON_SUPPORT=y
>> +CONFIG_SPL_LIBGENERIC_SUPPORT=y
>> +CONFIG_ENV_SIZE=0x1000
>> +CONFIG_ENV_SECT_SIZE=0x1000
>> +CONFIG_ENV_OFFSET=0x04e000
>> +CONFIG_SPL_SERIAL_SUPPORT=y
>> +CONFIG_SYS_BOOTCOUNT_ADDR=0xb000006c
>> +CONFIG_SPL_SYS_MALLOC_F_LEN=0x20000
>> +CONFIG_NR_DRAM_BANKS=1
>> +CONFIG_SPL=y
>> +CONFIG_SYS_BOOTCOUNT_SINGLEWORD=y
>> +CONFIG_ARCH_MTMIPS=y
>> +CONFIG_BOARD_VOCORE2=y
>> +CONFIG_SPL_UART2_SPIS_PINMUX=y
>> +CONFIG_RESTORE_EXCEPTION_VECTOR_BASE=y
>> +CONFIG_MIPS_BOOT_FDT=y
>> +CONFIG_ENV_VARS_UBOOT_CONFIG=y
>> +CONFIG_SYS_BOOT_GET_CMDLINE=y
>> +CONFIG_SYS_BOOT_GET_KBD=y
>> +CONFIG_FIT=y
>> +CONFIG_FIT_SIGNATURE=y
>> +CONFIG_LEGACY_IMAGE_FORMAT=y
>> +CONFIG_OF_STDOUT_VIA_ALIAS=y
>> +CONFIG_LOGLEVEL=8
>> +CONFIG_VERSION_VARIABLE=y
>> +# CONFIG_DISPLAY_BOARDINFO is not set
>> +CONFIG_DISPLAY_BOARDINFO_LATE=y
>> +CONFIG_SPL_SYS_MALLOC_SIMPLE=y
>> +CONFIG_SPL_NOR_SUPPORT=y
>> +CONFIG_HUSH_PARSER=y
>> +CONFIG_CMD_LICENSE=y
>> +# CONFIG_BOOTM_NETBSD is not set
>> +# CONFIG_BOOTM_PLAN9 is not set
>> +# CONFIG_BOOTM_RTEMS is not set
>> +# CONFIG_BOOTM_VXWORKS is not set
>> +# CONFIG_CMD_ELF is not set
>> +# CONFIG_CMD_XIMG is not set
>> +# CONFIG_CMD_CRC32 is not set
>> +CONFIG_CMD_MEMINFO=y
>> +# CONFIG_CMD_FLASH is not set
>> +CONFIG_CMD_GPIO=y
>> +CONFIG_CMD_GPT=y
>> +CONFIG_CMD_GPT_RENAME=y
>> +# CONFIG_CMD_LOADS is not set
>> +CONFIG_CMD_MMC=y
>> +CONFIG_CMD_MTD=y
>> +CONFIG_CMD_PART=y
>> +CONFIG_CMD_SPI=y
>> +CONFIG_CMD_USB=y
>> +CONFIG_CMD_WDT=y
>> +CONFIG_CMD_DHCP=y
>> +CONFIG_CMD_MII=y
>> +CONFIG_CMD_PING=y
>> +CONFIG_CMD_BOOTCOUNT=y
>> +CONFIG_CMD_TIME=y
>> +CONFIG_CMD_FAT=y
>> +CONFIG_CMD_FS_GENERIC=y
>> +CONFIG_CMD_MTDPARTS=y
>> +CONFIG_MTDIDS_DEFAULT="nor0=spi0.0"
>> +CONFIG_MTDPARTS_DEFAULT="spi0.0:312k(u-boot),4k(env),4k(factory),2368k(kernel),-(filesystem)"
>> +CONFIG_DEFAULT_DEVICE_TREE="vocore_vocore2"
>> +CONFIG_ENV_IS_IN_SPI_FLASH=y
>> +CONFIG_SYS_RELOC_GD_ENV_ADDR=y
>> +CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
>> +CONFIG_NET_RANDOM_ETHADDR=y
>> +CONFIG_SPL_DM=y
>> +# CONFIG_DM_DEVICE_REMOVE is not set
>> +CONFIG_BOOTCOUNT_LIMIT=y
>> +CONFIG_LED=y
>> +CONFIG_LED_BLINK=y
>> +CONFIG_LED_GPIO=y
>> +CONFIG_MMC=y
>> +CONFIG_DM_MMC=y
>> +# CONFIG_MMC_HW_PARTITIONING is not set
>> +CONFIG_MMC_MTK=y
>> +CONFIG_MTD=y
>> +CONFIG_SPI_FLASH_SFDP_SUPPORT=y
>> +CONFIG_SPI_FLASH_GIGADEVICE=y
>> +CONFIG_SPI_FLASH_MACRONIX=y
>> +CONFIG_SPI_FLASH_SPANSION=y
>> +CONFIG_SPI_FLASH_STMICRO=y
>> +CONFIG_SPI_FLASH_WINBOND=y
>> +CONFIG_SPI_FLASH_MTD=y
>> +CONFIG_MT7628_ETH=y
>> +CONFIG_PHY=y
>> +CONFIG_MT76X8_USB_PHY=y
>> +# CONFIG_RAM_ROCKCHIP_DEBUG is not set
>> +CONFIG_SPECIFY_CONSOLE_INDEX=y
>> +CONFIG_CONS_INDEX=3
>> +CONFIG_SPI=y
>> +CONFIG_MT7621_SPI=y
>> +CONFIG_USB=y
>> +CONFIG_DM_USB=y
>> +CONFIG_USB_EHCI_HCD=y
>> +CONFIG_USB_EHCI_GENERIC=y
>> +CONFIG_USB_STORAGE=y
>> +CONFIG_WDT=y
>> +CONFIG_WDT_MT7621=y
>> +CONFIG_FS_EXT4=y
>> +CONFIG_FAT_WRITE=y
>> +CONFIG_LZMA=y
>> +CONFIG_LZO=y
>> diff --git a/configs/vocore2_defconfig_ENV_IN_FAT b/configs/vocore2_defconfig_ENV_IN_FAT
>> new file mode 100644
>> index 0000000000..02727859e4
>> --- /dev/null
>> +++ b/configs/vocore2_defconfig_ENV_IN_FAT
>> @@ -0,0 +1,104 @@
>> +CONFIG_MIPS=y
>> +CONFIG_SPL_LIBCOMMON_SUPPORT=y
>> +CONFIG_SPL_LIBGENERIC_SUPPORT=y
>> +CONFIG_ENV_SIZE=0x1000
>> +CONFIG_SPL_SERIAL_SUPPORT=y
>> +CONFIG_SPL_SYS_MALLOC_F_LEN=0x20000
>> +CONFIG_NR_DRAM_BANKS=1
>> +CONFIG_SPL=y
>> +CONFIG_SYS_BOOTCOUNT_SINGLEWORD=y
>> +CONFIG_SYS_BOOTCOUNT_ADDR=0xb000006c
>> +CONFIG_ARCH_MTMIPS=y
>> +CONFIG_BOARD_VOCORE2=y
>> +CONFIG_SPL_UART2_SPIS_PINMUX=y
>> +CONFIG_RESTORE_EXCEPTION_VECTOR_BASE=y
>> +CONFIG_MIPS_BOOT_FDT=y
>> +CONFIG_ENV_VARS_UBOOT_CONFIG=y
>> +CONFIG_SYS_BOOT_GET_CMDLINE=y
>> +CONFIG_SYS_BOOT_GET_KBD=y
>> +CONFIG_FIT=y
>> +CONFIG_FIT_SIGNATURE=y
>> +CONFIG_LEGACY_IMAGE_FORMAT=y
>> +CONFIG_OF_STDOUT_VIA_ALIAS=y
>> +CONFIG_USE_BOOTARGS=y
>> +CONFIG_LOGLEVEL=8
>> +CONFIG_SYS_CONSOLE_INFO_QUIET=y
>> +CONFIG_VERSION_VARIABLE=y
>> +CONFIG_DISPLAY_BOARDINFO_LATE=y
>> +CONFIG_BOARD_EARLY_INIT_F=y
>> +CONFIG_SPL_SYS_MALLOC_SIMPLE=y
>> +CONFIG_SPL_NOR_SUPPORT=y
>> +CONFIG_HUSH_PARSER=y
>> +CONFIG_CMD_LICENSE=y
>> +# CONFIG_BOOTM_NETBSD is not set
>> +# CONFIG_BOOTM_PLAN9 is not set
>> +# CONFIG_BOOTM_RTEMS is not set
>> +# CONFIG_BOOTM_VXWORKS is not set
>> +# CONFIG_CMD_ELF is not set
>> +# CONFIG_CMD_XIMG is not set
>> +# CONFIG_CMD_CRC32 is not set
>> +CONFIG_CMD_MEMINFO=y
>> +# CONFIG_CMD_FLASH is not set
>> +CONFIG_CMD_GPIO=y
>> +CONFIG_CMD_GPT=y
>> +CONFIG_CMD_GPT_RENAME=y
>> +# CONFIG_CMD_LOADS is not set
>> +CONFIG_CMD_MMC=y
>> +CONFIG_CMD_MTD=y
>> +CONFIG_CMD_PART=y
>> +CONFIG_CMD_SPI=y
>> +CONFIG_CMD_USB=y
>> +CONFIG_CMD_WDT=y
>> +CONFIG_CMD_DHCP=y
>> +CONFIG_CMD_MII=y
>> +CONFIG_CMD_PING=y
>> +CONFIG_CMD_BOOTCOUNT=y
>> +CONFIG_CMD_TIME=y
>> +CONFIG_CMD_FAT=y
>> +CONFIG_CMD_FS_GENERIC=y
>> +CONFIG_CMD_MTDPARTS=y
>> +CONFIG_MTDIDS_DEFAULT="nor0=spi0.0"
>> +CONFIG_MTDPARTS_DEFAULT="spi0.0:312k(u-boot),4k(env),4k(factory),2368k(kernel),-(filesystem)"
>> +CONFIG_DEFAULT_DEVICE_TREE="vocore_vocore2"
>> +CONFIG_ENV_IS_IN_FAT=y
>> +CONFIG_ENV_FAT_INTERFACE="mmc"
>> +CONFIG_ENV_FAT_DEVICE_AND_PART="0:1"
>> +CONFIG_SYS_RELOC_GD_ENV_ADDR=y
>> +CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
>> +CONFIG_NET_RANDOM_ETHADDR=y
>> +CONFIG_SPL_DM=y
>> +# CONFIG_DM_DEVICE_REMOVE is not set
>> +CONFIG_BOOTCOUNT_LIMIT=y
>> +CONFIG_LED=y
>> +CONFIG_LED_BLINK=y
>> +CONFIG_LED_GPIO=y
>> +CONFIG_MMC=y
>> +CONFIG_DM_MMC=y
>> +# CONFIG_MMC_HW_PARTITIONING is not set
>> +CONFIG_MMC_MTK=y
>> +CONFIG_MTD=y
>> +CONFIG_SPI_FLASH_SFDP_SUPPORT=y
>> +CONFIG_SPI_FLASH_GIGADEVICE=y
>> +CONFIG_SPI_FLASH_MACRONIX=y
>> +CONFIG_SPI_FLASH_SPANSION=y
>> +CONFIG_SPI_FLASH_STMICRO=y
>> +CONFIG_SPI_FLASH_WINBOND=y
>> +CONFIG_SPI_FLASH_MTD=y
>> +CONFIG_MT7628_ETH=y
>> +CONFIG_PHY=y
>> +CONFIG_MT76X8_USB_PHY=y
>> +# CONFIG_RAM_ROCKCHIP_DEBUG is not set
>> +CONFIG_SPECIFY_CONSOLE_INDEX=y
>> +CONFIG_CONS_INDEX=3
>> +CONFIG_SPI=y
>> +CONFIG_MT7621_SPI=y
>> +CONFIG_USB=y
>> +CONFIG_DM_USB=y
>> +CONFIG_USB_EHCI_HCD=y
>> +CONFIG_USB_EHCI_GENERIC=y
>> +CONFIG_USB_STORAGE=y
>> +CONFIG_WDT=y
>> +CONFIG_WDT_MT7621=y
>> +CONFIG_FS_EXT4=y
>> +CONFIG_LZMA=y
>> +CONFIG_LZO=y
>> diff --git a/include/configs/vocore2.h b/include/configs/vocore2.h
>> new file mode 100644
>> index 0000000000..6b43aa766e
>> --- /dev/null
>> +++ b/include/configs/vocore2.h
>> @@ -0,0 +1,61 @@
>> +/* SPDX-License-Identifier: GPL-2.0+ */
>> +/*
>> + * Copyright (C) 2019 Mauro Condarelli <mc5686 at mclink.it>
>> + */
>> +
>> +#ifndef __VOCORE2_CONFIG_H__
>> +#define __VOCORE2_CONFIG_H__
>> +
>> +/* CPU */
>> +#define CONFIG_SYS_MIPS_TIMER_FREQ 290000000
>> +
>> +/* RAM */
>> +#define CONFIG_SYS_SDRAM_BASE 0x80000000
>> +
>> +#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE + 0x100000
>> +
>> +#define CONFIG_SYS_INIT_SP_OFFSET 0x400000
>> +
>> +/* SPL */
>> +#if defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD)
>> +#define CONFIG_SKIP_LOWLEVEL_INIT
>> +#endif
>> +
>> +#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
>> +#define CONFIG_SPL_BSS_START_ADDR 0x80010000
>> +#define CONFIG_SPL_BSS_MAX_SIZE 0x10000
>> +#define CONFIG_SPL_MAX_SIZE 0x10000
>> +
>> +/* Dummy value */
>> +#define CONFIG_SYS_UBOOT_BASE 0
>> +
>> +/* Serial SPL */
>> +#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT)
>> +#define CONFIG_SYS_NS16550_MEM32
>> +#define CONFIG_SYS_NS16550_CLK 40000000
>> +#define CONFIG_SYS_NS16550_REG_SIZE -4
>> +#define CONFIG_SYS_NS16550_COM3 0xb0000e00
>> +#define CONFIG_CONS_INDEX 3
>> +
>> +#endif
>> +
>> +/* UART */
>> +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
>> + 230400, 460800, 921600 }
>> +
>> +/* RAM */
>> +#define CONFIG_SYS_MEMTEST_START 0x80100000
>> +#define CONFIG_SYS_MEMTEST_END 0x80400000
>> +
>> +/* Memory usage */
>> +#define CONFIG_SYS_MAXARGS 64
>> +#define CONFIG_SYS_MALLOC_LEN (1024 * 1024)
>> +#define CONFIG_SYS_BOOTPARAMS_LEN (128 * 1024)
>> +#define CONFIG_SYS_CBSIZE 512
>> +
>> +/* U-Boot */
>> +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
>> +
>> +/* Environment settings */
>> +
>> +#endif //__VOCORE2_CONFIG_H__
Many thanks
Mauro
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