[U-Boot] [PATCH 4/4 v3] xilinx: Add new Zynq board
Joe Hershberger
joe.hershberger at gmail.com
Fri Sep 14 06:03:02 CEST 2012
Hi Michal,
On Thu, Aug 16, 2012 at 1:30 AM, Michal Simek <monstr at monstr.eu> wrote:
> Add support for Xilinx Zynq board.
>
> Signed-off-by: Michal Simek <monstr at monstr.eu>
>
> ---
> v2: Forget to also add config file
>
> v3: Change name for serial driver
> Remove lowlevel_init from board folder
> Remove XPSS part from timer baseaddr
> Change name for Zynq gem driver
> Clean coding style
> Remove mac + ip addresses from config file
> Remove additional PHYs
> ---
> board/xilinx/zynq/Makefile | 54 +++++++++++++++++++++
> board/xilinx/zynq/board.c | 64 +++++++++++++++++++++++++
> boards.cfg | 1 +
> include/configs/zynq.h | 110 ++++++++++++++++++++++++++++++++++++++++++++
> 4 files changed, 229 insertions(+), 0 deletions(-)
> create mode 100644 board/xilinx/zynq/Makefile
> create mode 100644 board/xilinx/zynq/board.c
> create mode 100644 include/configs/zynq.h
>
> diff --git a/board/xilinx/zynq/board.c b/board/xilinx/zynq/board.c
> new file mode 100644
> index 0000000..4cb36f6
> --- /dev/null
> +++ b/board/xilinx/zynq/board.c
> @@ -0,0 +1,64 @@
> +/*
> + * (C) Copyright 2012 Michal Simek <monstr at monstr.eu>
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <common.h>
> +#include <netdev.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +int board_init(void)
> +{
> + icache_enable();
> +
> + return 0;
> +}
> +
> +int board_late_init(void)
> +{
> + return 0;
> +}
> +
> +#ifdef CONFIG_CMD_NET
> +int board_eth_init(bd_t *bis)
> +{
> + int ret = 0;
> +
> +#if defined(CONFIG_ZYNQ_GEM) && defined(CONFIG_ZYNQ_GEM_BASEADDR0)
> + ret |= zynq_gem_initialize(bis, CONFIG_ZYNQ_GEM_BASEADDR0);
> +#endif
> +
> + return ret;
> +}
> +#endif
> +
> +int dram_init(void)
> +{
> + gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
> +
> + return 0;
> +}
> +
> +void reset_cpu(ulong addr)
> +{
> + while (1)
> + ;
> +}
Why not explicitly reset, like Xilinx tree?
void reset_cpu(ulong addr)
{
/* unlock SLCR */
writel(XPSS_SLCR_UNLOCK_KEY, XPSS_SYS_CTRL_BASEADDR | XPSS_SLCR_UNLOCK);
/* Tickle soft reset bit */
writel(1, XPSS_SYS_CTRL_BASEADDR | XPSS_SLCR_PSS_RST_CTRL);
while (1)
;
}
> diff --git a/include/configs/zynq.h b/include/configs/zynq.h
> new file mode 100644
> index 0000000..8fb4f1b
> --- /dev/null
> +++ b/include/configs/zynq.h
> @@ -0,0 +1,110 @@
> +/*
> + * (C) Copyright 2012 Michal Simek <monstr at monstr.eu>
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#ifndef __CONFIG_ZYNQ_H
> +#define __CONFIG_ZYNQ_H
> +
> +#define CONFIG_ARMV7 /* This is an ARM V7 CPU core */
> +#define CONFIG_ZYNQ
> +
> +/* CPU clock */
> +#define CONFIG_CPU_FREQ_HZ 800000000
> +#define CONFIG_SYS_HZ 1000
> +
> +/* Ram */
> +#define CONFIG_NR_DRAM_BANKS 1
> +#define CONFIG_SYS_SDRAM_BASE 0
> +#define CONFIG_SYS_SDRAM_SIZE 0x40000000
> +#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
> +#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x1000)
> +
> +/* The following table includes the supported baudrates */
> +#define CONFIG_SYS_BAUDRATE_TABLE \
> + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
> +
> +#define CONFIG_BAUDRATE 115200
> +
> +/* XPSS Serial driver */
> +#define CONFIG_ZYNQ_SERIAL
> +#define CONFIG_ZYNQ_SERIAL_BASEADDR0 0xE0001000
> +#define CONFIG_ZYNQ_SERIAL_BAUDRATE0 CONFIG_BAUDRATE
> +#define CONFIG_ZYNQ_SERIAL_CLOCK0 50000000
> +
> +/* SCU timer address is hardcoded */
> +#define CONFIG_SCUTIMER_BASEADDR 0xF8F00600
> +
> +/* Ethernet driver */
> +#define CONFIG_NET_MULTI
> +#define CONFIG_ZYNQ_GEM
> +#define CONFIG_ZYNQ_GEM_BASEADDR0 0xE000B000
> +
> +#define CONFIG_BOOTP_SERVERIP
> +#define CONFIG_BOOTP_BOOTPATH
> +#define CONFIG_BOOTP_GATEWAY
> +#define CONFIG_BOOTP_HOSTNAME
> +#define CONFIG_BOOTP_MAY_FAIL
> +
> +/* MII and Phylib */
> +#define CONFIG_MII
> +#define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
> +#define CONFIG_PHYLIB
> +#define CONFIG_PHY_MARVELL
> +
> +/* Environment */
> +#define CONFIG_ENV_IS_NOWHERE
> +#define CONFIG_ENV_SIZE 0x10000
> +
> +#define CONFIG_SYS_NO_FLASH
> +
> +#define CONFIG_SYS_MALLOC_LEN 0x400000
> +#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_SDRAM_BASE
> +#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
> +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
> + CONFIG_SYS_INIT_RAM_SIZE - \
> + GENERATED_GBL_DATA_SIZE)
> +
> +#define CONFIG_SYS_PROMPT "U-Boot> "
> +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
> +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
> + sizeof(CONFIG_SYS_PROMPT) + 16)
> +
> +#define CONFIG_SYS_LOAD_ADDR 0
> +#define CONFIG_SYS_MAXARGS 15 /* max number of command args */
> +#define CONFIG_SYS_LONGHELP
> +#define CONFIG_AUTO_COMPLETE
> +#define CONFIG_CMDLINE_EDITING
> +
> +#define CONFIG_SYS_HUSH_PARSER
> +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
> +
> +/* OF */
> +#define CONFIG_FIT
> +#define CONFIG_OF_LIBFDT
> +
> +/* Commands */
> +#include <config_cmd_default.h>
> +
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_DHCP
> +#define CONFIG_CMD_MII
> +
> +#endif /* __CONFIG_ZYNQ_H */
> --
> 1.7.0.4
>
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