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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/arch/arm/imx-common/cmd_hdmidet.c | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/arch/arm/imx-common/cmd_hdmidet.c')
| -rw-r--r-- | roms/u-boot/arch/arm/imx-common/cmd_hdmidet.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/imx-common/cmd_hdmidet.c b/roms/u-boot/arch/arm/imx-common/cmd_hdmidet.c new file mode 100644 index 00000000..e9fd9553 --- /dev/null +++ b/roms/u-boot/arch/arm/imx-common/cmd_hdmidet.c @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Boundary Devices Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#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; + return (readb(&hdmi->phy_stat0) & HDMI_DVI_STAT) ? 0 : 1; +} + +U_BOOT_CMD(hdmidet, 1, 1, do_hdmidet, + "detect HDMI monitor", + "" +); |