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https://github.com/brain-hackers/u-boot-brain
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
22 lines
501 B
C
22 lines
501 B
C
/*
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* Copyright (C) 2012 Boundary Devices Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/mxc_hdmi.h>
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#include <asm/io.h>
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static int do_hdmidet(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR;
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u8 reg = readb(&hdmi->phy_stat0) & HDMI_PHY_HPD;
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return (reg&HDMI_PHY_HPD) ? 0 : 1;
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}
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U_BOOT_CMD(hdmidet, 1, 1, do_hdmidet,
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"detect HDMI monitor",
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""
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);
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