On Sat, Mar 9, 2013 at 1:26 PM, Eric Nelson eric.nelson@boundarydevices.com wrote:

Signed-off-by: Eric Nelson eric.nelson@boundarydevices.com

V2 uses struct hdmi_regs instead of raw offsets.

arch/arm/imx-common/Makefile | 1 + arch/arm/imx-common/cmd_hdmidet.c | 38 +++++++++++++++++++++++++++++++++++++ 2 files changed, 39 insertions(+) create mode 100644 arch/arm/imx-common/cmd_hdmidet.c

diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile index 6309fcd..428a57e 100644 --- a/arch/arm/imx-common/Makefile +++ b/arch/arm/imx-common/Makefile @@ -32,6 +32,7 @@ COBJS-y = iomux-v3.o timer.o cpu.o speed.o COBJS-$(CONFIG_I2C_MXC) += i2c-mxv7.o endif COBJS-$(CONFIG_CMD_BMODE) += cmd_bmode.o +COBJS-$(CONFIG_CMD_HDMIDETECT) += cmd_hdmidet.o COBJS := $(sort $(COBJS-y))

SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/arch/arm/imx-common/cmd_hdmidet.c b/arch/arm/imx-common/cmd_hdmidet.c new file mode 100644 index 0000000..852e19a --- /dev/null +++ b/arch/arm/imx-common/cmd_hdmidet.c @@ -0,0 +1,38 @@ +/*

• • Copyright (C) 2012 Boundary Devices Inc.
• • 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 <asm/arch/imx-regs.h> +#include <asm/arch/mxc_hdmi.h> +#include <asm/io.h>

+static int do_hdmidet(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{

•   struct hdmi_regs *hdmi  = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR;
  

•   u8 reg = readb(&hdmi->phy_stat0) & HDMI_PHY_HPD;
  

•   return (reg&HDMI_PHY_HPD)
  

•           ? 0 : 1;
  

This seems to fit in a single line.

+}

+U_BOOT_CMD(hdmidet, 1, 1, do_hdmidet,

•   "detect HDMI monitor",
  

•   ""
  

+);

1.7.9.5