[U-Boot] [PATCH v2] powerpc, 8xx: Add support for MCR3000 board from CSSI

Heiko Schocher hs at denx.de
Thu Jul 6 10:10:33 UTC 2017


Hello Christophe,

Am 06.07.2017 um 10:39 schrieb Christophe Leroy:
> CS Systemes d'Information (CSSI) manufactures two boards, named MCR3000
> and CMPC885 which are respectively based on MPC866 and MPC885 processors.
>
> This patch adds support for the first board.
>
> Signed-off-by: Christophe Leroy <christophe.leroy at c-s.fr>
> ---
>   Applies after the v2 serie 'powerpc, 8xx: Modernise the 8xx'
>
>   .travis.yml                     |   2 +
>   arch/powerpc/cpu/mpc8xx/Kconfig |   5 +
>   board/cssi/MAINTAINERS          |   6 +
>   board/cssi/MCR3000/Kconfig      |  15 ++
>   board/cssi/MCR3000/MCR3000.c    | 316 ++++++++++++++++++++++++++++++++++++++++
>   board/cssi/MCR3000/Makefile     |  10 ++
>   board/cssi/MCR3000/nand.c       |  65 +++++++++
>   board/cssi/MCR3000/u-boot.lds   |  91 ++++++++++++
>   configs/MCR3000_defconfig       |  81 ++++++++++
>   drivers/net/mpc8xx_fec.c        |  20 +++
>   include/configs/MCR3000.h       | 240 ++++++++++++++++++++++++++++++
>   11 files changed, 851 insertions(+)
>   create mode 100644 board/cssi/MAINTAINERS
>   create mode 100644 board/cssi/MCR3000/Kconfig
>   create mode 100644 board/cssi/MCR3000/MCR3000.c
>   create mode 100644 board/cssi/MCR3000/Makefile
>   create mode 100644 board/cssi/MCR3000/nand.c
>   create mode 100644 board/cssi/MCR3000/u-boot.lds
>   create mode 100644 configs/MCR3000_defconfig
>   create mode 100644 include/configs/MCR3000.h

Reviewed-by: Heiko Schocher <hs at denx.de>

nitpicks only:

> diff --git a/.travis.yml b/.travis.yml
> index 6f14ec2396..226c8313b1 100644
> --- a/.travis.yml
> +++ b/.travis.yml
> @@ -210,6 +210,8 @@ matrix:
>       - env:
>           - BUILDMAN="mpc86xx"
>       - env:
> +        - BUILDMAN="mpc8xx"
> +    - env:
>           - BUILDMAN="siemens"
>       - env:
>           - BUILDMAN="tegra"

Can you give us a link, where you tried it on travis ?

[...]
> diff --git a/board/cssi/MCR3000/MCR3000.c b/board/cssi/MCR3000/MCR3000.c
> new file mode 100644
> index 0000000000..a84633a669
> --- /dev/null
> +++ b/board/cssi/MCR3000/MCR3000.c
> @@ -0,0 +1,316 @@
> +/*
> + * Copyright (C) 2010-2017 CS Systemes d'Information
> + * Florent Trinh Thai <florent.trinh-thai at c-s.fr>
> + * Christophe Leroy <christophe.leroy at c-s.fr>
> + *
> + * Board specific routines for the MCR3000 board
> + *
> + * - initialisation
> + * - memory controller
> + * - serial io initialisation
> + * - ethernet io initialisation
> + *
> + * SPDX-License-Identifier:	GPL-2.0+
> + */
> +
> +#include <common.h>
> +#include <hwconfig.h>
> +#include <mpc8xx.h>
> +#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
> +#include <libfdt.h>
> +#endif
> +#include <asm/io.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +
> +/* -------------------------------------------------------------------------
> + * constant
> + */
> +static const uint cs1_dram_table_66[] = {
> +	/* DRAM - single read. (offset 0 in upm RAM) */
> +	0x0F3DFC04, 0x0FEFBC04, 0x00BE7804, 0x0FFDF400,
> +	0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
> +
> +	/* DRAM - burst read. (offset 8 in upm RAM) */
> +	0x0F3DFC04, 0x0FEFBC04, 0x00BF7C04, 0x00FFFC00,
> +	0x00FFFC00, 0x00FEF800, 0x0FFDF400, 0x1FFFFC05,
> +	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
> +	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
> +
> +	/* DRAM - single write. (offset 18 in upm RAM) */
> +	0x0F3DFC04, 0x0FEFB800, 0x00BF7404, 0x0FFEF804,
> +	0x0FFDF404, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF,
> +
> +	/* DRAM - burst write. (offset 20 in upm RAM) */
> +	0x0F3DFC04, 0x0FEFB800, 0x00BF7400, 0x00FFFC00,
> +	0x00FFFC00, 0x00FFFC04,	0x0FFEF804, 0x0FFDF404,
> +	0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
> +	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
> +
> +	/* refresh  (offset 30 in upm RAM) */
> +	0x0FFDF404, 0x0FFEBC04, 0x0FFD7C84, 0x0FFFFC04,
> +	0x0FFFFC04, 0x0FFFFC04, 0x1FFFFC85, 0xFFFFFFFF,
> +
> +	/* init */
> +	0x0FEEB874, 0x0FBD7474, 0x1FFFFC45, 0xFFFFFFFF,
> +
> +	/* exception. (offset 3c in upm RAM) */
> +	0xFFFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
> +};
> +
> +/* -------------------------------------------------------------------------
> + * Device Tree Support
> + */
> +#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
> +static int fdt_set_node_and_value(void *blob, char *nodename, char *regname,
> +				  void *var, int size)
> +{

May we move this function to a common place, as I think others can
reuse it also?

> +	int ret = 0;
> +	int nodeoffset = 0;
> +
> +	nodeoffset = fdt_path_offset(blob, nodename);
> +	if (nodeoffset >= 0) {
> +		ret = fdt_setprop(blob, nodeoffset, regname, var, size);
> +		if (ret < 0)
> +			printf("ft_blob_update(): cannot set %s/%s property; err: %s\n",

wrong text "ft_blob_update()" the functions name is fdt_set_node_and_value().

> +			       nodename, regname, fdt_strerror(ret));
> +	} else {
> +		printf("ft_blob_update(): cannot find %s node err:%s\n",
> +		       nodename, fdt_strerror(nodeoffset));
> +	}
> +	return ret;
> +}
> +
> +/*
> + * update "brg" property in the blob
> + */
> +static void ft_blob_update(void *blob, bd_t *bd)
> +{
> +	uchar enetaddr[6];
> +	__be32 brg_data = cpu_to_be32(bd->bi_busfreq);
> +
> +	/* BRG */
> +	fdt_set_node_and_value(blob, "/soc/cpm", "brg-frequency", &brg_data,
> +			       sizeof(brg_data));
> +
> +	/* MAC addr */
> +	if (eth_getenv_enetaddr("ethaddr", enetaddr))
> +		fdt_set_node_and_value(blob, "ethernet0", "local-mac-address",
> +				       enetaddr, sizeof(u8) * 6);
> +
> +	/* Bus Frequency for CPM */
> +	fdt_set_node_and_value(blob, "/soc", "bus-frequency", &bd->bi_busfreq,
> +			       sizeof(u32));
> +}

Hmm... seems also a common functionality for me, or? May its better
places in arch/powerpc/cpu/mpc8xx/fdt.c ft_cpu_setup()

> +
> +static void ft_e1_setup(void *blob)
> +{
> +	ulong data_rate = 2;
> +	ulong channel_phase = 0;
> +	char *sync = "receive";
> +
> +	/* Set data rate */
> +	fdt_set_node_and_value(blob, "/localbus/e1-wan", "data-rate",
> +			       &data_rate, sizeof(u32));
> +
> +	/* Set channel phase to 0 */
> +	fdt_set_node_and_value(blob, "/localbus/e1-wan", "channel-phase",
> +			       &channel_phase, sizeof(u32));
> +
> +	/* rising edge sync pulse transmit */
> +	fdt_set_node_and_value(blob, "/localbus/e1-wan",
> +			       "rising-edge-sync-pulse", sync,
> +			       sizeof(u8) * strlen(sync));
> +}
> +
> +void ft_board_setup(void *blob, bd_t *bd)
> +{
> +	ft_cpu_setup(blob, bd);
> +	ft_blob_update(blob, bd);
> +	ft_e1_setup(blob);
> +}
> +#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
> +
> +/* -------------------------------------------------------------------------
> + * Check Board Identity:
> + */
> +int checkboard(void)
> +{
> +	serial_puts("BOARD: MCR3000 CSSI\n");
> +
> +	return 0;
> +}
> +
> +
> +/* -------------------------------------------------------------------------
> + * Initialize SDRAM
> + */
> +int dram_init(void)
> +{
> +	immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR;
> +	memctl8xx_t __iomem *memctl = &immap->im_memctl;
> +
> +	printf("UPMA init for SDRAM (CAS latency 2), ");
> +	printf("init address 0x%08x, size ", (int)dram_init);
> +	/* Configure UPMA for cs1 */
> +	upmconfig(UPMA, (uint *)cs1_dram_table_66,
> +		  sizeof(cs1_dram_table_66) / sizeof(uint));
> +	udelay(10);
> +	out_be16(&memctl->memc_mptpr, 0x0200);
> +	out_be32(&memctl->memc_mamr, 0x14904000);
> +	udelay(10);
> +	out_be32(&memctl->memc_or1, CONFIG_SYS_OR1_PRELIM);
> +	out_be32(&memctl->memc_br1, CONFIG_SYS_BR1_PRELIM);
> +	udelay(10);
> +	out_be32(&memctl->memc_mcr, 0x80002830);
> +	out_be32(&memctl->memc_mar, 0x00000088);
> +	out_be32(&memctl->memc_mcr, 0x80002038);
> +	udelay(200);
> +
> +	gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
> +				    SDRAM_MAX_SIZE);
> +
> +	return 0;
> +}
> +
> +/* -------------------------------------------------------------------------
> + * Miscelaneous init
> + */
> +
> +#define ADDR_CPLD_R_ETAT	((unsigned short *)0x10000806)
> +#define R_ID_CPLD_MASK		0xFF00
> +
> +#define ADDR_FLASH_ENV_AREA	((unsigned short *)0x04040000)
> +
> +struct environment {
> +	uint32_t	crc;
> +	uint8_t		data[];
> +};
> +
> +
> +#define LEN_STR 80
> +
> +int misc_init_r(void)
> +{
> +	immap_t __iomem *immr = (immap_t __iomem *)CONFIG_SYS_IMMR;
> +	iop8xx_t __iomem *iop = &immr->im_ioport;
> +	char str[LEN_STR];
> +	char s_ethaddr[LEN_STR];
> +	char s_id_cpld[LEN_STR];
> +	char s_num_serie[LEN_STR];
> +	char s_password[LEN_STR];
> +	unsigned short version_cpld;
> +	struct environment *env;
> +	uint32_t crc;
> +	char *s;
> +	int i, j;
> +
> +	/* --------------------------------------------
> +	 * GPIO or per. Function
> +	 * PCPAR[13] = 0 [0x0004]	-> GPIO: (BTN_ACQ_AL)
> +	 * -------------------------------------------- */
> +	clrsetbits_be16(&iop->iop_pcpar, 0, 0x4);
> +
> +	/* ----------------------------------------------
> +	 * In/Out or per. Function 0/1
> +	 * PCDIR[13] = 1 [0x0004]	-> GPIO: IN (CS_POT1_5V)
> +	 * ---------------------------------------------- */
> +	clrsetbits_be16(&iop->iop_pcdir, 0, 0x4);
> +
> +	/* if BTN_ACQ_IN is pressed then bootdelay is changed to 60 second */
> +	if ((in_be16(&iop->iop_pcdat) & 0x0004) == 0)
> +		setenv("bootdelay", "60");
> +
> +	/* verifying environment variable area */
> +	env = (struct environment *)CONFIG_ENV_ADDR;
> +	crc = crc32(0, env->data, (CONFIG_ENV_SIZE - sizeof(uint32_t)));

What do you do here?

> +	if (crc != env->crc) {
> +		/* It can be an update request */
> +		for (i = 0; i < 8; i++) {
> +			str[i] = *(((uint8_t *)CONFIG_ENV_ADDR) + i);
> +			str[(i+1)] = 0;
> +		}
> +		if (strcmp(str, "ETHADDR=") == 0) {
> +			/* getting saved value */
> +			i = 0;
> +			for (j = 0; j < 4; j++) {
> +				while (*(((uint8_t *)CONFIG_ENV_ADDR) + i) !=
> +				       '=')
> +					i++;
> +				switch (j) {
> +				case 0:
> +					s = s_ethaddr;		break;

checkpatch does not complain, but I think, we write the "break;" in the next line ...

> +				case 1:
> +					s = s_num_serie;	break;
> +				case 2:
> +					s = s_id_cpld;		break;
> +				case 3:
> +					s = s_password;		break;
> +				}
> +				do {
> +					i++;
> +					*s = *(((uint8_t *)CONFIG_ENV_ADDR) + i);
> +					s++;
> +				} while (*(((uint8_t *)CONFIG_ENV_ADDR) + i)
> +					 != 0x00);
> +			}
> +
> +			/* creating or updating environment variable */
> +			if (s_ethaddr[0] != 0x00)
> +				setenv("ethaddr", s_ethaddr);
> +			if (s_num_serie[0] != 0x00)
> +				setenv("num_serie", s_num_serie);
> +			if (s_id_cpld[0] != 0x00)
> +				setenv("id_cpld", s_id_cpld);
> +			if (s_password[0] != 0x00)
> +				setenv("password", s_password);
> +			saveenv();
> +		}
> +	}
> +
> +	/* we do not modify environment variable area if CRC is false */
> +	crc = crc32(0, env->data, (CONFIG_ENV_SIZE - sizeof(uint32_t)));
> +	if (crc == env->crc) {
> +		/* getting version value in CPLD register */
> +		for (i = 0; i < LEN_STR; i++)
> +			str[i] = 0;
> +		version_cpld = *ADDR_CPLD_R_ETAT & R_ID_CPLD_MASK;
> +		if (((version_cpld >> 12) & 0x000f) < 0x000a)
> +			str[0] = ((version_cpld >> 12) & 0x000f) + 0x30;
> +		else
> +			str[0] = (((version_cpld >> 12) & 0x000f) - 0x000a) +
> +				 0x41;
> +		if (((version_cpld >> 8) & 0x000f) < 0x000a)
> +			str[1] = ((version_cpld >> 8) & 0x000f) + 0x30;
> +		else
> +			str[1] = (((version_cpld >> 8) & 0x000f) - 0x000a) +
> +				 0x41;
> +		str[2] = 0x30;
> +		str[3] = 0x30;
> +
> +		/* updating "id_cpld" variable if not corresponding */
> +		s = getenv("id_cpld");
> +		if ((s == NULL) || (strcmp(s, str) != 0)) {
> +			setenv("id_cpld", str);
> +			saveenv();
> +		}
> +	}

Sorry, I do not understand, what you are doing here ...

> +
> +	return 0;
> +}
> +
> +int board_early_init_f(void)
> +{
> +	immap_t __iomem *immr = (immap_t __iomem *)CONFIG_SYS_IMMR;
> +
> +	/*
> +	 * Erase FPGA(s) for reboot
> +	 */
> +	clrbits_be32(&immr->im_cpm.cp_pbdat, 0x00020000); /* PROGFPGA down */
> +	setbits_be32(&immr->im_cpm.cp_pbdir, 0x00020000); /* PROGFPGA output */
> +	udelay(1);				/* Wait more than 300ns */
> +	setbits_be32(&immr->im_cpm.cp_pbdat, 0x00020000); /* PROGFPGA up */
> +
> +	return 0;
> +}
> diff --git a/board/cssi/MCR3000/Makefile b/board/cssi/MCR3000/Makefile
> new file mode 100644
> index 0000000000..401d5aa4c1
> --- /dev/null
> +++ b/board/cssi/MCR3000/Makefile
> @@ -0,0 +1,10 @@
> +#
> +# Copyright (C) 2010-2017 CS Systemes d'Information
> +# Christophe Leroy <christophe.leroy at c-s.fr>
> +#
> +# SPDX-License-Identifier:	GPL-2.0+
> +#
> +#
> +
> +obj-y += MCR3000.o
> +obj-$(CONFIG_CMD_NAND) += nand.o
> diff --git a/board/cssi/MCR3000/nand.c b/board/cssi/MCR3000/nand.c
> new file mode 100644
> index 0000000000..8e5b0d0618
> --- /dev/null
> +++ b/board/cssi/MCR3000/nand.c
> @@ -0,0 +1,65 @@
> +/*
> + * Copyright (C) 2010-2017 CS Systemes d'Information
> + * Florent Trinh Thai <florent.trinh-thai at c-s.fr>
> + * Christophe Leroy <christophe.leroy at c-s.fr>
> + *
> + * SPDX-License-Identifier:	GPL-2.0+
> + */
> +
> +#include <config.h>
> +#include <common.h>
> +#include <nand.h>
> +#include <asm/io.h>
> +
> +#define BIT_CLE			((unsigned short)0x0800)
> +#define BIT_ALE			((unsigned short)0x0400)
> +#define BIT_NCE			((unsigned short)0x1000)
> +
> +static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd, unsigned int ctrl)
> +{
> +	struct nand_chip *this	= mtdinfo->priv;
> +	immap_t __iomem *immr	= (immap_t __iomem *)CONFIG_SYS_IMMR;
> +	unsigned short pddat	= 0;
> +
> +	/* The hardware control change */
> +	if (ctrl & NAND_CTRL_CHANGE) {
> +		pddat = in_be16(&immr->im_ioport.iop_pddat);
> +
> +		/* Clearing ALE and CLE */
> +		pddat &= ~(BIT_CLE | BIT_ALE);
> +
> +		/* Driving NCE pin */
> +		if (ctrl & NAND_NCE)
> +			pddat &= ~BIT_NCE;
> +		else
> +			pddat |= BIT_NCE;
> +
> +		/* Driving CLE and ALE pin */
> +		if (ctrl & NAND_CLE)
> +			pddat |= BIT_CLE;
> +		if (ctrl & NAND_ALE)
> +			pddat |= BIT_ALE;
> +
> +		out_be16(&immr->im_ioport.iop_pddat, pddat);
> +	}
> +
> +	/* Writing the command */
> +	if (cmd != NAND_CMD_NONE)
> +		out_8(this->IO_ADDR_W, cmd);
> +}
> +
> +int board_nand_init(struct nand_chip *nand)
> +{
> +	immap_t __iomem *immr	= (immap_t __iomem *)CONFIG_SYS_IMMR;
> +
> +	/* Set GPIO Port */
> +	setbits_be16(&immr->im_ioport.iop_pddir, 0x1c00);
> +	clrbits_be16(&immr->im_ioport.iop_pdpar, 0x1c00);
> +	clrsetbits_be16(&immr->im_ioport.iop_pddat, 0x0c00, 0x1000);
> +
> +	nand->chip_delay	= 60;
> +	nand->ecc.mode		= NAND_ECC_SOFT;
> +	nand->cmd_ctrl		= nand_hwcontrol;
> +
> +	return 0;
> +}
> diff --git a/board/cssi/MCR3000/u-boot.lds b/board/cssi/MCR3000/u-boot.lds
> new file mode 100644
> index 0000000000..2234bd8d1d
> --- /dev/null
> +++ b/board/cssi/MCR3000/u-boot.lds

I wonder why you need a board specific lds file?

> @@ -0,0 +1,91 @@
> +/*
> + * Copyright (C) 2010-2017 CS Systemes d'Information
> + * Christophe Leroy <christophe.leroy at c-s.fr>
> + *
> + * (C) Copyright 2001-2003
> + * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
> + *
> + * Modified by Yuli Barcohen <yuli at arabellasw.com>
> + *
> + * SPDX-License-Identifier:    GPL-2.0+
> + */
> +
> +OUTPUT_ARCH(powerpc)
> +SECTIONS
> +{
> +  /* Read-only sections, merged into text segment: */
> +  . = + SIZEOF_HEADERS;
> +  .text          :
> +  {
> +    arch/powerpc/cpu/mpc8xx/start.o	(.text)
> +    arch/powerpc/cpu/mpc8xx/start.o	(.text*)
> +    arch/powerpc/cpu/mpc8xx/traps.o	(.text*)
> +    arch/powerpc/cpu/mpc8xx/built-in.o	(.text*)
> +    arch/powerpc/lib/built-in.o		(.text*)
> +    board/cssi/MCR3000/built-in.o	(.text*)
> +    disk/built-in.o			(.text*)
> +    drivers/net/built-in.o		(.text*)
> +
> +    *(.text)
> +  }
> +  _etext = .;
> +  PROVIDE (etext = .);
> +  .rodata    :
> +  {
> +    *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
> +  }
> +
> +  /* Read-write section, merged into data segment: */
> +  . = (. + 0x0FFF) & 0xFFFFF000;
> +  _erotext = .;
> +  PROVIDE (erotext = .);
> +  .reloc   :
> +  {
> +    _GOT2_TABLE_ = .;
> +    KEEP(*(.got2))
> +    KEEP(*(.got))
> +    _FIXUP_TABLE_ = .;
> +    KEEP(*(.fixup))
> +  }
> +  __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
> +  __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
> +
> +  .data    :
> +  {
> +    *(.data*)
> +    *(.sdata*)
> +  }
> +  _edata  =  .;
> +  PROVIDE (edata = .);
> +
> +  . = .;
> +
> +  . = ALIGN(4);
> +  .u_boot_list : {
> +       KEEP(*(SORT(.u_boot_list*)));
> +  }
> +
> +  . = .;
> +  __start___ex_table = .;
> +  __ex_table : { *(__ex_table) }
> +  __stop___ex_table = .;
> +
> +  . = ALIGN(4096);
> +  __init_begin = .;
> +  .text.init : { *(.text.init) }
> +  .data.init : { *(.data.init) }
> +  . = ALIGN(4096);
> +  __init_end = .;
> +
> +  __bss_start = .;
> +  .bss (NOLOAD)       :
> +  {
> +   *(.bss*)
> +   *(.sbss*)
> +   *(COMMON)
> +   . = ALIGN(4);
> +  }
> +  __bss_end = . ;
> +  PROVIDE (end = .);
> +}
> +ENTRY(_start)
> diff --git a/configs/MCR3000_defconfig b/configs/MCR3000_defconfig
> new file mode 100644
> index 0000000000..f8120f4a0a
> --- /dev/null
> +++ b/configs/MCR3000_defconfig
> @@ -0,0 +1,81 @@
> +CONFIG_PPC=y
> +CONFIG_8xx=y
> +CONFIG_TARGET_MCR3000=y
> +CONFIG_BOOTDELAY=5
> +CONFIG_HUSH_PARSER=y
> +# CONFIG_CMD_SETEXPR is not set
> +CONFIG_CMD_NET=y
> +CONFIG_CMD_DHCP=y
> +# CONFIG_LED_STATUS_BOARD_SPECIFIC is not set
> +# CONFIG_MMC is not set
> +CONFIG_MTD_NOR_FLASH=y
> +# CONFIG_PCI is not set
> +CONFIG_OF_LIBFDT=y
> +CONFIG_SYS_PROMPT="S3K> "
> +CONFIG_NETDEVICES=y
> +CONFIG_MPC8XX_FEC=y
> +
> +CONFIG_CMD_SAVEENV=y
> +CONFIG_CMD_FLASH=y
> +CONFIG_CMD_MII=y
> +CONFIG_CMD_PING=y
> +CONFIG_CMD_ASKENV=y
> +CONFIG_CMD_REGINFO=y
> +CONFIG_CMD_MTDPARTS=y
> +CONFIG_CMD_NAND=y
> +# CONFIG_CMD_BDI is not set
> +# CONFIG_CMD_ECHO is not set
> +# CONFIG_CMD_FPGA is not set
> +# CONFIG_CMD_IMI is not set
> +# CONFIG_CMD_IMLS is not set
> +# CONFIG_CMD_ITEST is not set
> +# CONFIG_CMD_CONSOLE is not set
> +# CONFIG_CMD_LOADB is not set
> +# CONFIG_CMD_LOADS is not set
> +# CONFIG_CMD_MD5SUM is not set
> +# CONFIG_CMD_MISC is not set
> +# CONFIG_CMD_SETGETDCR is not set
> +# CONFIG_CMD_SHA1 is not set
> +# CONFIG_CMD_SOURCE is not set
> +CONFIG_CMD_IMMAP=y
> +
> +CONFIG_SYS_IMMR=0xFF000000
> +
> +CONFIG_SYS_OR0_PRELIM=0xFFC00926
> +CONFIG_SYS_BR0_PRELIM=0x04000801
> +CONFIG_SYS_BR1_PRELIM_BOOL=y
> +CONFIG_SYS_BR1_PRELIM=0x00000081
> +CONFIG_SYS_OR1_PRELIM=0xFE000E00
> +CONFIG_SYS_BR2_PRELIM_BOOL=y
> +CONFIG_SYS_BR2_PRELIM=0x08000801
> +CONFIG_SYS_OR2_PRELIM=0xFFFF8F2A
> +CONFIG_SYS_BR3_PRELIM_BOOL=y
> +CONFIG_SYS_BR3_PRELIM=0x0C000401
> +CONFIG_SYS_OR3_PRELIM=0xFFFF8142
> +CONFIG_SYS_BR4_PRELIM_BOOL=y
> +CONFIG_SYS_BR4_PRELIM=0x10000801
> +CONFIG_SYS_OR4_PRELIM=0xFFFF8D08
> +CONFIG_SYS_BR5_PRELIM_BOOL=y
> +CONFIG_SYS_BR5_PRELIM=0x14000801
> +CONFIG_SYS_OR5_PRELIM=0xFFFF8916
> +CONFIG_SYS_BR6_PRELIM_BOOL=y
> +CONFIG_SYS_BR6_PRELIM=0x18000801
> +CONFIG_SYS_OR6_PRELIM=0xFFFF0908
> +CONFIG_SYS_BR7_PRELIM_BOOL=y
> +CONFIG_SYS_BR7_PRELIM=0x1C000001
> +CONFIG_SYS_OR7_PRELIM=0xFFFF810A
> +
> +CONFIG_8xx_GCLK_FREQ=132000000
> +
> +CONFIG_SYS_SYPCR=0xFFFFFF8F
> +CONFIG_SYS_SIUMCR=0x00600400
> +CONFIG_SYS_TBSCR=0x00C3
> +CONFIG_SYS_PISCR=0x0000
> +CONFIG_SYS_PLPRCR_BOOL=y
> +CONFIG_SYS_PLPRCR=0x00460004
> +CONFIG_SYS_SCCR_MASK=0x60000000
> +CONFIG_SYS_SCCR=0x00C20000
> +CONFIG_SYS_DER=0x2002000F
> +
> +
> +
> diff --git a/drivers/net/mpc8xx_fec.c b/drivers/net/mpc8xx_fec.c
> index b070d6696a..e525d3b593 100644
> --- a/drivers/net/mpc8xx_fec.c
> +++ b/drivers/net/mpc8xx_fec.c
> @@ -413,6 +413,26 @@ static void fec_pin_init(int fecidx)
>   		 */
>   		out_be16(&immr->im_ioport.iop_pdpar, 0x1fff);
>   		out_be16(&immr->im_ioport.iop_pddir, 0x1fff);
> +
> +#if defined(CONFIG_TARGET_MCR3000)
> +		out_be16(&immr->im_ioport.iop_papar, 0xBBFF);
> +		out_be16(&immr->im_ioport.iop_padir, 0x04F0);
> +		out_be16(&immr->im_ioport.iop_paodr, 0x0000);
> +
> +		out_be32(&immr->im_cpm.cp_pbpar, 0x000133FF);
> +		out_be32(&immr->im_cpm.cp_pbdir, 0x0003BF0F);
> +		out_be16(&immr->im_cpm.cp_pbodr, 0x0000);
> +
> +		out_be16(&immr->im_ioport.iop_pcpar, 0x0400);
> +		out_be16(&immr->im_ioport.iop_pcdir, 0x0080);
> +		out_be16(&immr->im_ioport.iop_pcso , 0x0D53);
> +		out_be16(&immr->im_ioport.iop_pcint, 0x0000);
> +
> +		out_be16(&immr->im_ioport.iop_pdpar, 0x03FE);
> +		out_be16(&immr->im_ioport.iop_pddir, 0x1C09);
> +
> +		setbits_be32(&immr->im_ioport.utmode, 0x80);
> +#endif
>   #endif
>
>   #endif	/* CONFIG_ETHER_ON_FEC1 */
> diff --git a/include/configs/MCR3000.h b/include/configs/MCR3000.h
> new file mode 100644
> index 0000000000..53d4e9468a
> --- /dev/null
> +++ b/include/configs/MCR3000.h
> @@ -0,0 +1,240 @@
> +/*
> + * Copyright (C) 2010-2017 CS Systemes d'Information
> + * Christophe Leroy <christophe.leroy at c-s.fr>
> + *
> + * SPDX-License-Identifier:	GPL-2.0+
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +/*-----------------------------------------------------------------------
> + * High Level Configuration Options
> + * (easy to change)
> + */
> +#define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_early_init_f */
> +#define CONFIG_MISC_INIT_R		1	/* Call misc_init_r	*/
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS					\
> +	"sdram_type=SDRAM\0"						\
> +	"flash_type=AM29LV160DB\0"					\
> +	"loadaddr=0x400000\0"						\
> +	"filename=uImage.lzma\0"					\
> +	"nfsroot=/opt/ofs\0"						\
> +	"dhcp_ip=ip=:::::eth0:dhcp\0"					\
> +	"console_args=console=ttyCPM0,115200N8\0"			\
> +	"flashboot=setenv bootargs "					\
> +		"${console_args} "					\
> +		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"	\
> +		"mcr3k:eth0:off;"					\
> +		"${ofl_args}; "						\
> +		"bootm 0x04060000 - 0x04050000\0"			\
> +	"tftpboot=setenv bootargs "					\
> +		"${console_args} "					\
> +		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"	\
> +		"mcr3k:eth0:off "					\
> +		"${ofl_args}; "						\
> +		"tftp ${loadaddr} ${filename};"				\
> +		"tftp 0xf00000 mcr3000.dtb;"				\
> +		"bootm ${loadaddr} - 0xf00000\0"			\
> +	"netboot=dhcp ${loadaddr} ${filename};"				\
> +		"tftp 0xf00000 mcr3000.dtb;"				\
> +		"setenv bootargs "					\
> +		"root=/dev/nfs rw "					\
> +		"${console_args} "					\
> +		"${dhcp_ip};"						\
> +		"bootm ${loadaddr} - 0xf00000\0"			\
> +	"nfsboot=setenv bootargs "					\
> +		"root=/dev/nfs rw nfsroot=${serverip}:${nfsroot} "	\
> +		"${console_args} "					\
> +		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"	\
> +		"mcr3k:eth0:off;"					\
> +		"bootm 0x04060000 - 0x04050000\0"			\
> +	"dhcpboot=dhcp ${loadaddr} ${filename};"			\
> +		"tftp 0xf00000 mcr3000.dtb;"				\
> +		"setenv bootargs "					\
> +		"${console_args} "					\
> +		"${dhcp_ip} "						\
> +		"${ofl_args}; "						\
> +		"bootm ${loadaddr} - 0xf00000\0"
> +
> +#define CONFIG_BOOTDELAY		5
> +
> +#define CONFIG_IPADDR			192.168.0.3
> +#define CONFIG_SERVERIP			192.168.0.1
> +#define CONFIG_NETMASK			255.0.0.0

You really use fix addresses?

> +
> +#define CONFIG_BOOTCOMMAND		"run flashboot"
> +#define CONFIG_BOOTARGS		"ubi.mtd=4 root=ubi0:rootfs rw "	\
> +				"rootfstype=ubifs rootflags=sync "	\
> +				"console=ttyCPM0,115200N8 "		\
> +				"ip=${ipaddr}:::${netmask}:mcr3k:eth0:off"
> +
> +#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
> +#undef	CONFIG_LOADS_BAUD_CHANGE	/* don't allow baudrate change	*/
> +
> +#define CONFIG_WATCHDOG		1	/* watchdog enabled */
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Password configuration.
> + */
> +#define CONFIG_AUTOBOOT_KEYED		1
> +#define CONFIG_AUTOBOOT_PROMPT	"\nEnter password - autoboot in %d sec...\n"
> +#define CONFIG_AUTOBOOT_DELAY_STR	"root"		/* 1st password */

This are already in Kconfig, please move them to your defconfig file.

> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Miscellaneous configurable options
> + */
> +#define	CONFIG_SYS_LONGHELP
> +#define	CONFIG_SYS_CBSIZE		256
> +#define	CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
> +#define	CONFIG_SYS_MAXARGS		16
> +#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
> +
> +#define CONFIG_CMDLINE_EDITING		1
> +#ifdef	CONFIG_HUSH_PARSER
> +#define	CONFIG_SYS_PROMPT_HUSH_PS2	"S3K> "
> +#endif
> +
> +#define CONFIG_SYS_MEMTEST_START	0x00002000
> +#define CONFIG_SYS_MEMTEST_END		0x00800000
> +
> +#define	CONFIG_SYS_LOAD_ADDR		0x200000
> +
> +#define	CONFIG_SYS_HZ			1000
> +
> +#define CONFIG_SYS_BAUDRATE_TABLE	{9600, 19200, 38400, 57600, 115200}
> +
> +
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Physical memory map of the MCR3000 board
> + */
> +
> +#define ADDR_FLASH	(CONFIG_SYS_BR0_PRELIM & 0xFFFF0000)
> +#define ADDR_SDRAM	(CONFIG_SYS_BR1_PRELIM & 0xFFFF0000)
> +#define ADDR_RAMDP	(CONFIG_SYS_BR2_PRELIM & 0xFFFF0000)
> +#define ADDR_NAND	(CONFIG_SYS_BR3_PRELIM & 0xFFFF0000)
> +#define ADDR_MTSL1	((CONFIG_SYS_BR4_PRELIM & 0xFFFF0000) | 0x00000000)
> +#define ADDR_MTSL2	((CONFIG_SYS_BR4_PRELIM & 0xFFFF0000) | 0x00000200)
> +#define ADDR_E1		((CONFIG_SYS_BR4_PRELIM & 0xFFFF0000) | 0x00000400)
> +#define ADDR_SEM	((CONFIG_SYS_BR4_PRELIM & 0xFFFF0000) | 0x00000600)
> +#define ADDR_CPLD	((CONFIG_SYS_BR4_PRELIM & 0xFFFF0000) | 0x00000800)

Where are this defines used?

> +
> +/*-----------------------------------------------------------------------
> + * Definitions for initial stack pointer and data area (in DPRAM)
> + */
> +#define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_IMMR
> +#define	CONFIG_SYS_INIT_RAM_SIZE	0x2f00
> +#define	CONFIG_SYS_GBL_DATA_SIZE	64
> +#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - \
> +					 CONFIG_SYS_GBL_DATA_SIZE)
> +#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero)
> + */
> +#define	CONFIG_SYS_SDRAM_BASE		0x00000000
> +#define SDRAM_MAX_SIZE			(32 * 1024 * 1024)
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * FLASH organization
> + */
> +#define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_TEXT_BASE
> +#define CONFIG_SYS_FLASH_CFI		1
> +#define CONFIG_FLASH_CFI_DRIVER		1
> +#define CONFIG_SYS_MAX_FLASH_BANKS	1
> +#define CONFIG_SYS_MAX_FLASH_SECT	35
> +#define CONFIG_SYS_FLASH_ERASE_TOUT	120000
> +#define CONFIG_SYS_FLASH_WRITE_TOUT	500
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * For booting Linux, the board info and command line data
> + * have to be in the first 8 MB of memory, since this is
> + * the maximum mapped by the Linux kernel during initialization.
> + */
> +#define	CONFIG_SYS_BOOTMAPSZ		(8 << 20)
> +#define	CONFIG_SYS_MONITOR_LEN		(256 << 10)
> +#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE
> +#define CONFIG_SYS_MALLOC_LEN		(4096 << 10)
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Environment Configuration
> + */
> +/* environment is in FLASH */
> +#define CONFIG_ENV_IS_IN_FLASH	1
> +#define CONFIG_ENV_SECT_SIZE	(64 * 1024)
> +#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
> +#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
> +#define CONFIG_ENV_OFFSET	(CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
> +#define CONFIG_ENV_OVERWRITE	1
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Cache Configuration
> + */
> +#define CONFIG_SYS_CACHELINE_SIZE	16
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Ethernet configuration part
> + */
> +#define CONFIG_SYS_DISCOVER_PHY		1
> +#ifdef CONFIG_MPC8XX_FEC
> +#define CONFIG_MII_INIT			1
> +#endif
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * NAND configuration part
> + */
> +#define CONFIG_SYS_MAX_NAND_DEVICE	1
> +#define CONFIG_SYS_NAND_MAX_CHIPS	1
> +#define CONFIG_SYS_NAND_BASE		0x0C000000
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Pass open firmware flat tree
> + */
> +#define CONFIG_OF_LIBFDT		1
> +#define CONFIG_OF_BOARD_SETUP		1

Here too... already Kconfig symbols, please move to your board defconfig

> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Internal Definitions
> + *
> + * Boot Flags
> + */
> +#define	BOOTFLAG_COLD			0x01
> +#define BOOTFLAG_WARM			0x02
> +
> +
> +
> +/*-----------------------------------------------------------------------
> + * Misc Settings
> + */
> +#define CONFIG_LZMA
> +#define CONFIG_SHA256

Here too... already Kconfig symbols, please move to your board defconfig

> +
> +#define CONFIG_CMD_REGINFO

Hmm... you enable this define also in your defconfig, but I cannot find
it in a Kconfig file ...

pollux:u-boot hs [mpc8xx_restore] $ grep -lr CMD_REGINFO . | grep Kconfig
pollux:u-boot hs [mpc8xx_restore] $

How did you got it in your "configs/MCR3000_defconfig" file?

BTW: it would be nice to move this define to Kconfig ;-)

bye,
Heiko
> +
> +#endif /* __CONFIG_H */
>

-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany


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