Am 27.07.2016 um 16:26 schrieb Paul Burton:
> This patch introduces support for building U-Boot to run on the MIPS
> Boston development board. This is a board built around an FPGA & an
> Intel EG20T Platform Controller Hub, used largely as part of the
> development of new CPUs and their software support. It is essentially
> the successor to the older MIPS Malta board.
> 
> Signed-off-by: Paul Burton <paul.bur...@imgtec.com>
> 
> ---
> 
> Changes in v2:
> - Use AT instead of $1
> - Use a clock driver instead of patching the DT
> 
>  arch/mips/Kconfig                   |  16 +++
>  arch/mips/dts/Makefile              |   1 +
>  arch/mips/dts/img,boston.dts        | 216 
> ++++++++++++++++++++++++++++++++++++
>  board/imgtec/boston/Kconfig         |  16 +++
>  board/imgtec/boston/MAINTAINERS     |   6 +
>  board/imgtec/boston/Makefile        |   9 ++
>  board/imgtec/boston/boston-lcd.h    |  21 ++++
>  board/imgtec/boston/boston-regs.h   |  47 ++++++++
>  board/imgtec/boston/checkboard.c    |  29 +++++
>  board/imgtec/boston/ddr.c           |  30 +++++
>  board/imgtec/boston/lowlevel_init.S |  56 ++++++++++
>  configs/boston_defconfig            |  41 +++++++
>  include/configs/boston.h            |  68 ++++++++++++
>  13 files changed, 556 insertions(+)
>  create mode 100644 arch/mips/dts/img,boston.dts
>  create mode 100644 board/imgtec/boston/Kconfig
>  create mode 100644 board/imgtec/boston/MAINTAINERS
>  create mode 100644 board/imgtec/boston/Makefile
>  create mode 100644 board/imgtec/boston/boston-lcd.h
>  create mode 100644 board/imgtec/boston/boston-regs.h
>  create mode 100644 board/imgtec/boston/checkboard.c
>  create mode 100644 board/imgtec/boston/ddr.c
>  create mode 100644 board/imgtec/boston/lowlevel_init.S
>  create mode 100644 configs/boston_defconfig
>  create mode 100644 include/configs/boston.h
> 
> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index 21066f0..7ba0ef2 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -73,9 +73,25 @@ config MACH_PIC32
>       select OF_CONTROL
>       select DM
>  
> +config TARGET_BOSTON
> +     bool "Support Boston"
> +     select DM
> +     select DM_SERIAL
> +     select OF_CONTROL
> +     select MIPS_L1_CACHE_SHIFT_6
> +     select SUPPORTS_BIG_ENDIAN
> +     select SUPPORTS_LITTLE_ENDIAN
> +     select SUPPORTS_CPU_MIPS32_R1
> +     select SUPPORTS_CPU_MIPS32_R2
> +     select SUPPORTS_CPU_MIPS32_R6
> +     select SUPPORTS_CPU_MIPS64_R1
> +     select SUPPORTS_CPU_MIPS64_R2
> +     select SUPPORTS_CPU_MIPS64_R6
> +
>  endchoice
>  
>  source "board/dbau1x00/Kconfig"
> +source "board/imgtec/boston/Kconfig"
>  source "board/imgtec/malta/Kconfig"
>  source "board/micronas/vct/Kconfig"
>  source "board/pb1x00/Kconfig"
> diff --git a/arch/mips/dts/Makefile b/arch/mips/dts/Makefile
> index 2f04d73..6a5e43e 100644
> --- a/arch/mips/dts/Makefile
> +++ b/arch/mips/dts/Makefile
> @@ -4,6 +4,7 @@
>  
>  dtb-$(CONFIG_TARGET_AP121) += ap121.dtb
>  dtb-$(CONFIG_TARGET_AP143) += ap143.dtb
> +dtb-$(CONFIG_TARGET_BOSTON) += img,boston.dtb
>  dtb-$(CONFIG_TARGET_MALTA) += mti,malta.dtb
>  dtb-$(CONFIG_TARGET_PIC32MZDASK) += pic32mzda_sk.dtb
>  dtb-$(CONFIG_BOARD_TPLINK_WDR4300) += tplink_wdr4300.dtb
> diff --git a/arch/mips/dts/img,boston.dts b/arch/mips/dts/img,boston.dts
> new file mode 100644
> index 0000000..2fbcb93
> --- /dev/null
> +++ b/arch/mips/dts/img,boston.dts
> @@ -0,0 +1,216 @@
> +/dts-v1/;
> +
> +#include <dt-bindings/clock/boston-clock.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/interrupt-controller/mips-gic.h>
> +
> +/ {
> +     #address-cells = <1>;
> +     #size-cells = <1>;
> +     compatible = "img,boston";
> +
> +     chosen {
> +             stdout-path = &uart0;
> +     };
> +
> +     cpus {
> +             #address-cells = <1>;
> +             #size-cells = <0>;
> +
> +             cpu@0 {
> +                     device_type = "cpu";
> +                     compatible = "img,mips";
> +                     reg = <0>;
> +                     clocks = <&clk_boston BOSTON_CLK_CPU>;
> +             };
> +     };
> +
> +     memory@0 {
> +             device_type = "memory";
> +             reg = <0x00000000 0x10000000>;
> +     };
> +
> +     gic: interrupt-controller {
> +             compatible = "mti,gic";
> +
> +             interrupt-controller;
> +             #interrupt-cells = <3>;
> +
> +             timer {
> +                     compatible = "mti,gic-timer";
> +                     interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>;
> +                     clocks = <&clk_boston BOSTON_CLK_CPU>;
> +             };
> +     };
> +
> +     pci0: pci@10000000 {
> +             status = "disabled";
> +             compatible = "xlnx,axi-pcie-host-1.00.a";
> +             device_type = "pci";
> +             reg = <0x10000000 0x2000000>;
> +
> +             #address-cells = <3>;
> +             #size-cells = <2>;
> +             #interrupt-cells = <1>;
> +
> +             interrupt-parent = <&gic>;
> +             interrupts = <GIC_SHARED 2 IRQ_TYPE_LEVEL_HIGH>;
> +
> +             ranges = <0x02000000 0 0x40000000
> +                       0x40000000 0 0x40000000>;
> +
> +             interrupt-map-mask = <0 0 0 7>;
> +             interrupt-map = <0 0 0 1 &pci0_intc 0>,
> +                             <0 0 0 2 &pci0_intc 1>,
> +                             <0 0 0 3 &pci0_intc 2>,
> +                             <0 0 0 4 &pci0_intc 3>;
> +
> +             pci0_intc: interrupt-controller {
> +                     interrupt-controller;
> +                     #address-cells = <0>;
> +                     #interrupt-cells = <1>;
> +             };
> +     };
> +
> +     pci1: pci@12000000 {
> +             status = "disabled";
> +             compatible = "xlnx,axi-pcie-host-1.00.a";
> +             device_type = "pci";
> +             reg = <0x12000000 0x2000000>;
> +
> +             #address-cells = <3>;
> +             #size-cells = <2>;
> +             #interrupt-cells = <1>;
> +
> +             interrupt-parent = <&gic>;
> +             interrupts = <GIC_SHARED 1 IRQ_TYPE_LEVEL_HIGH>;
> +
> +             ranges = <0x02000000 0 0x20000000
> +                       0x20000000 0 0x20000000>;
> +
> +             interrupt-map-mask = <0 0 0 7>;
> +             interrupt-map = <0 0 0 1 &pci1_intc 0>,
> +                             <0 0 0 2 &pci1_intc 1>,
> +                             <0 0 0 3 &pci1_intc 2>,
> +                             <0 0 0 4 &pci1_intc 3>;
> +
> +             pci1_intc: interrupt-controller {
> +                     interrupt-controller;
> +                     #address-cells = <0>;
> +                     #interrupt-cells = <1>;
> +             };
> +     };
> +
> +     pci2: pci@14000000 {
> +             compatible = "xlnx,axi-pcie-host-1.00.a";
> +             device_type = "pci";
> +             reg = <0x14000000 0x2000000>;
> +
> +             #address-cells = <3>;
> +             #size-cells = <2>;
> +             #interrupt-cells = <1>;
> +
> +             interrupt-parent = <&gic>;
> +             interrupts = <GIC_SHARED 0 IRQ_TYPE_LEVEL_HIGH>;
> +
> +             ranges = <0x02000000 0 0x16000000
> +                       0x16000000 0 0x100000>;
> +
> +             interrupt-map-mask = <0 0 0 7>;
> +             interrupt-map = <0 0 0 1 &pci2_intc 0>,
> +                             <0 0 0 2 &pci2_intc 1>,
> +                             <0 0 0 3 &pci2_intc 2>,
> +                             <0 0 0 4 &pci2_intc 3>;
> +
> +             pci2_intc: interrupt-controller {
> +                     interrupt-controller;
> +                     #address-cells = <0>;
> +                     #interrupt-cells = <1>;
> +             };
> +
> +             pci2_root@0,0,0 {
> +                     compatible = "pci10ee,7021";
> +                     reg = <0x00000000 0 0 0 0>;
> +
> +                     #address-cells = <3>;
> +                     #size-cells = <2>;
> +                     #interrupt-cells = <1>;
> +
> +                     eg20t_bridge@1,0,0 {
> +                             compatible = "pci8086,8800";
> +                             reg = <0x00010000 0 0 0 0>;
> +
> +                             #address-cells = <3>;
> +                             #size-cells = <2>;
> +                             #interrupt-cells = <1>;
> +
> +                             eg20t_mac@2,0,1 {
> +                                     compatible = "pci8086,8802";
> +                                     reg = <0x00020100 0 0 0 0>;
> +                                     phy-reset-gpios = <&eg20t_gpio 6 
> GPIO_ACTIVE_LOW>;
> +                             };
> +
> +                             eg20t_gpio: eg20t_gpio@2,0,2 {
> +                                     compatible = "pci8086,8803";
> +                                     reg = <0x00020200 0 0 0 0>;
> +
> +                                     gpio-controller;
> +                                     #gpio-cells = <2>;
> +                             };
> +
> +                             eg20t_i2c@2,12,2 {
> +                                     compatible = "pci8086,8817";
> +                                     reg = <0x00026200 0 0 0 0>;
> +
> +                                     #address-cells = <1>;
> +                                     #size-cells = <0>;
> +
> +                                     rtc@0x68 {
> +                                             compatible = "st,m41t81s";
> +                                             reg = <0x68>;
> +                                     };
> +                             };
> +                     };
> +             };
> +     };
> +
> +     plat_regs: system-controller@17ffd000 {
> +             compatible = "img,boston-platform-regs", "syscon";
> +             reg = <0x17ffd000 0x1000>;
> +             u-boot,dm-pre-reloc;
> +     };
> +
> +     clk_boston: clock {
> +             compatible = "img,boston-clock";
> +             #clock-cells = <1>;
> +             regmap = <&plat_regs>;
> +             u-boot,dm-pre-reloc;
> +     };
> +
> +     reboot: syscon-reboot {
> +             compatible = "syscon-reboot";
> +             regmap = <&plat_regs>;
> +             offset = <0x10>;
> +             mask = <0x10>;
> +     };
> +
> +     uart0: uart@17ffe000 {
> +             compatible = "ns16550a";
> +             reg = <0x17ffe000 0x1000>;
> +             reg-shift = <2>;
> +             reg-io-width = <4>;
> +
> +             interrupt-parent = <&gic>;
> +             interrupts = <GIC_SHARED 3 IRQ_TYPE_LEVEL_HIGH>;
> +
> +             clocks = <&clk_boston BOSTON_CLK_SYS>;
> +
> +             u-boot,dm-pre-reloc;
> +     };
> +
> +     lcd: lcd@17fff000 {
> +             compatible = "img,boston-lcd";
> +             reg = <0x17fff000 0x8>;
> +     };
> +};
> diff --git a/board/imgtec/boston/Kconfig b/board/imgtec/boston/Kconfig
> new file mode 100644
> index 0000000..ab76a3c
> --- /dev/null
> +++ b/board/imgtec/boston/Kconfig
> @@ -0,0 +1,16 @@
> +if TARGET_BOSTON
> +
> +config SYS_BOARD
> +     default "boston"
> +
> +config SYS_VENDOR
> +     default "imgtec"
> +
> +config SYS_CONFIG_NAME
> +     default "boston"
> +
> +config SYS_TEXT_BASE
> +     default 0x9fc00000 if 32BIT
> +     default 0xffffffff9fc00000 if 64BIT
> +
> +endif
> diff --git a/board/imgtec/boston/MAINTAINERS b/board/imgtec/boston/MAINTAINERS
> new file mode 100644
> index 0000000..30dd481
> --- /dev/null
> +++ b/board/imgtec/boston/MAINTAINERS
> @@ -0,0 +1,6 @@
> +BOSTON BOARD
> +M:   Paul Burton <paul.bur...@imgtec.com>
> +S:   Maintained
> +F:   board/imgtec/boston/
> +F:   include/configs/boston.h
> +F:   configs/boston_defconfig
> diff --git a/board/imgtec/boston/Makefile b/board/imgtec/boston/Makefile
> new file mode 100644
> index 0000000..deda457
> --- /dev/null
> +++ b/board/imgtec/boston/Makefile
> @@ -0,0 +1,9 @@
> +#
> +# Copyright (C) 2016 Imagination Technologies
> +#
> +# SPDX-License-Identifier:   GPL-2.0
> +#
> +
> +obj-y += checkboard.o
> +obj-y += ddr.o
> +obj-y += lowlevel_init.o
> diff --git a/board/imgtec/boston/boston-lcd.h 
> b/board/imgtec/boston/boston-lcd.h
> new file mode 100644
> index 0000000..9f5c1b9
> --- /dev/null
> +++ b/board/imgtec/boston/boston-lcd.h
> @@ -0,0 +1,21 @@
> +/*
> + * Copyright (C) 2016 Imagination Technologies
> + *
> + * SPDX-License-Identifier:  GPL-2.0
> + */
> +
> +#ifndef __BOARD_BOSTON_LCD_H__
> +#define __BOARD_BOSTON_LCD_H__
> +
> +/**
> + * lowlevel_display() - Display a message on Boston's LCD
> + * @msg: The string to display
> + *
> + * Display the string @msg on the 7 character LCD display of the Boston 
> board.
> + * This is typically used for debug or to present some form of status
> + * indication to the user, allowing faults to be identified when things go
> + * wrong early enough that the UART isn't up.
> + */
> +void lowlevel_display(const char msg[static 8]);
> +
> +#endif /* __BOARD_BOSTON_LCD_H__ */
> diff --git a/board/imgtec/boston/boston-regs.h 
> b/board/imgtec/boston/boston-regs.h
> new file mode 100644
> index 0000000..c33535e
> --- /dev/null
> +++ b/board/imgtec/boston/boston-regs.h
> @@ -0,0 +1,47 @@
> +/*
> + * Copyright (C) 2016 Imagination Technologies
> + *
> + * SPDX-License-Identifier:  GPL-2.0
> + */
> +
> +#ifndef __BOARD_BOSTON_REGS_H__
> +#define __BOARD_BOSTON_REGS_H__
> +
> +#define BOSTON_PLAT_BASE             0x17ffd000
> +#define BOSTON_LCD_BASE                      0x17fff000
> +
> +/*
> + * Platform Register Definitions
> + */
> +#define BOSTON_PLAT_CORE_CL          0x04
> +
> +#define BOSTON_PLAT_DDR3STAT         0x14
> +# define BOSTON_PLAT_DDR3STAT_CALIB  (1 << 2)
> +
> +#define BOSTON_PLAT_MMCMDIV          0x30
> +# define BOSTON_PLAT_MMCMDIV_CLK0DIV (0xff << 0)
> +# define BOSTON_PLAT_MMCMDIV_INPUT   (0xff << 8)
> +# define BOSTON_PLAT_MMCMDIV_MUL     (0xff << 16)
> +# define BOSTON_PLAT_MMCMDIV_CLK1DIV (0xff << 24)
> +
> +#define BOSTON_PLAT_DDRCONF0         0x38
> +# define BOSTON_PLAT_DDRCONF0_SIZE   (0xf << 0)
> +
> +#ifndef __ASSEMBLY__
> +
> +#include <asm/io.h>
> +
> +#define BUILD_PLAT_ACCESSORS(offset, name)                           \
> +static inline uint32_t read_boston_##name(void)                              
> \
> +{                                                                    \
> +     uint32_t *reg = (void *)CKSEG1ADDR(BOSTON_PLAT_BASE) + (offset);\
> +     return __raw_readl(reg);                                        \
> +}
> +
> +BUILD_PLAT_ACCESSORS(BOSTON_PLAT_CORE_CL, core_cl)
> +BUILD_PLAT_ACCESSORS(BOSTON_PLAT_MMCMDIV, mmcmdiv)
> +BUILD_PLAT_ACCESSORS(BOSTON_PLAT_DDRCONF0, ddrconf0)
> +
> +#endif /* !__ASSEMBLY__ */
> +
> +#endif /* __BOARD_BOSTON_REGS_H__ */
> diff --git a/board/imgtec/boston/checkboard.c 
> b/board/imgtec/boston/checkboard.c
> new file mode 100644
> index 0000000..417ac4e
> --- /dev/null
> +++ b/board/imgtec/boston/checkboard.c
> @@ -0,0 +1,29 @@
> +/*
> + * Copyright (C) 2016 Imagination Technologies
> + *
> + * SPDX-License-Identifier:  GPL-2.0
> + */
> +
> +#include <common.h>
> +
> +#include <asm/mipsregs.h>
> +
> +#include "boston-lcd.h"
> +#include "boston-regs.h"
> +
> +int checkboard(void)
> +{
> +     u32 changelist;
> +
> +     lowlevel_display("U-boot  ");
> +
> +     printf("Board: MIPS Boston\n");
> +
> +     printf("CPU:   0x%08x", read_c0_prid());
> +     changelist = read_boston_core_cl();
> +     if (changelist > 1)
> +             printf(" cl%x", changelist);
> +     putc('\n');
> +
> +     return 0;
> +}
> diff --git a/board/imgtec/boston/ddr.c b/board/imgtec/boston/ddr.c
> new file mode 100644
> index 0000000..7caed4b
> --- /dev/null
> +++ b/board/imgtec/boston/ddr.c
> @@ -0,0 +1,30 @@
> +/*
> + * Copyright (C) 2016 Imagination Technologies
> + *
> + * SPDX-License-Identifier:  GPL-2.0
> + */
> +
> +#include <common.h>
> +
> +#include <asm/addrspace.h>
> +
> +#include "boston-regs.h"
> +
> +phys_size_t initdram(int board_type)
> +{
> +     u32 ddrconf0 = read_boston_ddrconf0();
> +
> +     return (phys_size_t)(ddrconf0 & BOSTON_PLAT_DDRCONF0_SIZE) << 30;
> +}
> +
> +ulong board_get_usable_ram_top(ulong total_size)
> +{
> +     DECLARE_GLOBAL_DATA_PTR;
> +
> +     if (gd->ram_top < CONFIG_SYS_SDRAM_BASE) {
> +             /* 2GB wrapped around to 0 */
> +             return CKSEG0ADDR(256 << 20);
> +     }
> +
> +     return min_t(unsigned long, gd->ram_top, CKSEG0ADDR(256 << 20));
> +}
> diff --git a/board/imgtec/boston/lowlevel_init.S 
> b/board/imgtec/boston/lowlevel_init.S
> new file mode 100644
> index 0000000..8928172
> --- /dev/null
> +++ b/board/imgtec/boston/lowlevel_init.S
> @@ -0,0 +1,56 @@
> +/*
> + * Copyright (C) 2016 Imagination Technologies
> + *
> + * SPDX-License-Identifier:  GPL-2.0
> + */
> +
> +#include <config.h>
> +
> +#include <asm/addrspace.h>
> +#include <asm/asm.h>
> +#include <asm/mipsregs.h>
> +#include <asm/regdef.h>
> +
> +#include "boston-regs.h"
> +
> +.data
> +
> +msg_ddr_cal: .ascii "DDR Cal "
> +msg_ddr_ok:  .ascii "DDR OK  "
> +
> +.text
> +
> +LEAF(lowlevel_init)
> +     move    s0, ra
> +
> +     PTR_LA  a0, msg_ddr_cal
> +     bal     lowlevel_display
> +
> +     PTR_LI  t0, CKSEG1ADDR(BOSTON_PLAT_BASE)
> +1:   lw      t1, BOSTON_PLAT_DDR3STAT(t0)
> +     andi    t1, t1, BOSTON_PLAT_DDR3STAT_CALIB
> +     beqz    t1, 1b
> +
> +     PTR_LA  a0, msg_ddr_ok
> +     bal     lowlevel_display
> +
> +     move    v0, zero
> +     jr      s0
> +     END(lowlevel_init)
> +
> +LEAF(lowlevel_display)
> +     .set    push
> +     .set    noat
> +     PTR_LI  AT, CKSEG1ADDR(BOSTON_LCD_BASE)
> +#ifdef CONFIG_64BIT
> +     ld      k1, 0(a0)
> +     sd      k1, 0(AT)
> +#else
> +     lw      k1, 0(a0)
> +     sw      k1, 0(AT)
> +     lw      k1, 4(a0)
> +     sw      k1, 4(AT)
> +#endif
> +     .set    pop
> +1:   jr      ra
> +     END(lowlevel_display)
> diff --git a/configs/boston_defconfig b/configs/boston_defconfig
> new file mode 100644
> index 0000000..381203a
> --- /dev/null
> +++ b/configs/boston_defconfig
> @@ -0,0 +1,41 @@
> +CONFIG_MIPS=y
> +CONFIG_TARGET_BOSTON=y
> +CONFIG_SYS_LITTLE_ENDIAN=y
> +CONFIG_CPU_MIPS64_R6=y

I've noticed that this defconfig with MIPS64r6 breaks buildman and
TravisCI for me and likely a lot of other people because most available
toolchains (ELDK, kernel.org, etc.) don't have gcc-5.x yet. And Imgtec
provides two different toolchains for R6 and R1..R5 so this needs to be
handled too in buildman.

Does it make sense to add different defconfigs for Boston similar to
Malta to have build coverage for MIPS32r2 and MIPS64r2 as well as
BigEndian and LittleEndian? We can add the MIPS32r6 and MIPS64r6
variants later when more toolchains with a recent gcc are available.
What do you think?

> +# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set
> +# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
> +CONFIG_MIPS_BOOT_FDT=y
> +CONFIG_DEFAULT_DEVICE_TREE="img,boston"
> +CONFIG_FIT=y
> +CONFIG_FIT_VERBOSE=y
> +CONFIG_FIT_BEST_MATCH=y
> +CONFIG_OF_STDOUT_VIA_ALIAS=y
> +CONFIG_SYS_NO_FLASH=y
> +CONFIG_HUSH_PARSER=y
> +CONFIG_SYS_PROMPT="boston # "
> +# CONFIG_CMD_ELF is not set
> +# CONFIG_CMD_IMLS is not set
> +CONFIG_CMD_GREPENV=y
> +CONFIG_CMD_MEMTEST=y
> +# CONFIG_CMD_LOADB is not set
> +# CONFIG_CMD_LOADS is not set
> +# CONFIG_CMD_FPGA is not set
> +CONFIG_CMD_DHCP=y
> +CONFIG_CMD_PING=y
> +CONFIG_CMD_SNTP=y
> +CONFIG_CMD_DNS=y
> +CONFIG_CMD_LINK_LOCAL=y
> +CONFIG_CMD_TIME=y
> +CONFIG_CMD_EXT4=y
> +CONFIG_CMD_EXT4_WRITE=y
> +CONFIG_CMD_FAT=y
> +CONFIG_CMD_FS_GENERIC=y
> +CONFIG_OF_EMBED=y
> +CONFIG_NET_RANDOM_ETHADDR=y
> +CONFIG_CLK=y
> +CONFIG_DM_ETH=y
> +CONFIG_PCH_GBE=y
> +CONFIG_DM_PCI=y
> +CONFIG_PCI_XILINX=y
> +CONFIG_SYS_NS16550=y
> +CONFIG_LZ4=y
> diff --git a/include/configs/boston.h b/include/configs/boston.h
> new file mode 100644
> index 0000000..e25c8d5
> --- /dev/null
> +++ b/include/configs/boston.h
> @@ -0,0 +1,68 @@
> +/*
> + * Copyright (C) 2016 Imagination Technologies
> + *
> + * SPDX-License-Identifier:  GPL-2.0
> + */
> +
> +#ifndef __CONFIGS_BOSTON_H__
> +#define __CONFIGS_BOSTON_H__
> +
> +/*
> + * General board configuration
> + */
> +#define CONFIG_DISPLAY_BOARDINFO
> +
> +/*
> + * CPU
> + */
> +#define CONFIG_SYS_MIPS_TIMER_FREQ   30000000
> +
> +/*
> + * PCI
> + */
> +#define CONFIG_PCI
> +#define CONFIG_PCI_PNP
> +#define CONFIG_CMD_PCI
> +
> +/*
> + * Environment
> + */
> +#define CONFIG_ENV_IS_NOWHERE
> +#define CONFIG_ENV_SIZE 1024
> +
> +/*
> + * Memory map
> + */
> +#ifdef CONFIG_64BIT
> +# define CONFIG_SYS_SDRAM_BASE               0xffffffff80000000
> +#else
> +# define CONFIG_SYS_SDRAM_BASE               0x80000000
> +#endif
> +
> +#define CONFIG_SYS_INIT_SP_OFFSET    0x400000
> +
> +#define CONFIG_SYS_MONITOR_BASE              CONFIG_SYS_TEXT_BASE
> +
> +#define CONFIG_SYS_LOAD_ADDR         (CONFIG_SYS_SDRAM_BASE + 0x100000)
> +
> +#define CONFIG_SYS_MEMTEST_START     (CONFIG_SYS_SDRAM_BASE + 0)
> +#define CONFIG_SYS_MEMTEST_END               (CONFIG_SYS_SDRAM_BASE + 
> 0x10000000)
> +
> +#define CONFIG_SYS_MALLOC_LEN                (256 * 1024)
> +
> +/*
> + * Console
> + */
> +#define CONFIG_SYS_MAXARGS           16
> +#define CONFIG_SYS_CBSIZE            256
> +#define CONFIG_SYS_PBSIZE            (CONFIG_SYS_CBSIZE + \
> +                                      sizeof(CONFIG_SYS_PROMPT) + 16)
> +#define CONFIG_SYS_LONGHELP
> +#define CONFIG_BAUDRATE                      115200
> +
> +/*
> + * Flash
> + */
> +#define CONFIG_SYS_MAX_FLASH_BANKS   1
> +
> +#endif /* __CONFIGS_BOSTON_H__ */
> 

-- 
- Daniel

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