[U-Boot] [PATCH] ZOOM2 Add support for debug board detection.

Wolfgang Denk
2009-04-01T20:21:54Z

Dear Tom Rix,

In message <1238602273-27252-3-git-send-email-Tom.Rix@windriver.com> you wrote:
> https://omapzoom.org/gf/project/omapzoom/wiki/?pagename=GettingStartedWithZoomII_AKA_OMAP34XII_MDP
>
> The zoom2 has an auxillary board that contains the serial, net, jtag and
> battery simulator. This change supports a runtime check if the debug board is
> connected.
>
> Signed-off-by: Tom Rix <Tom.Rix@windriver.com>
> ---
> board/omap3/zoom2/Makefile | 3 +-
> board/omap3/zoom2/debug_board.c | 55 +++++++++++++++++++++++++++++++++++++++
> 2 files changed, 57 insertions(+), 1 deletions(-)
> create mode 100644 board/omap3/zoom2/debug_board.c
>
> diff --git a/board/omap3/zoom2/Makefile b/board/omap3/zoom2/Makefile
> index 088b8cb..b8fa5a7 100644
> --- a/board/omap3/zoom2/Makefile
> +++ b/board/omap3/zoom2/Makefile
> @@ -25,7 +25,8 @@ include $(TOPDIR)/config.mk
>
> LIB = $(obj)lib$(BOARD).a
>
> -COBJS := zoom2.o
> +COBJS := zoom2.o \
> + debug_board.o

Please keep lists sorted.

> diff --git a/board/omap3/zoom2/debug_board.c b/board/omap3/zoom2/debug_board.c
> new file mode 100644
> index 0000000..a3043b7
> --- /dev/null
> +++ b/board/omap3/zoom2/debug_board.c
> @@ -0,0 +1,55 @@
> +/*
> + * (C) Copyright 2009
> + * Windriver, <www.windriver.com>
> + * Tom Rix <Tom.Rix@windriver.com>
> + *
> + * 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 <asm/arch/cpu.h>
> +#include <asm/io.h>
> +#include <asm/arch/mux.h>
> +
> +#define DEBUG_BOARD_CONNECTED 1
> +#define DEBUG_BOARD_NOT_CONNECTED 0
> +
> +static int debug_board_connected = DEBUG_BOARD_CONNECTED;
> +
> +static void zoom2_debug_board_detect(void)
> +{
> + unsigned int val;
> + /* GPIO to query for debug board
> + 158 db board query, bank 5, index 30 */

Incorrect multiline comment style.

Best regards,

Wolfgang Denk

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