| Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| Eric Nelson | 99e2dc5 | 2013-03-09 07:06:09 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2012 Boundary Devices Inc. |
| Eric Nelson | 99e2dc5 | 2013-03-09 07:06:09 +0000 | [diff] [blame] | 4 | */ |
| 5 | #include <common.h> |
| Simon Glass | 0914011 | 2020-05-10 11:40:03 -0600 | [diff] [blame^] | 6 | #include <command.h> |
| Eric Nelson | 99e2dc5 | 2013-03-09 07:06:09 +0000 | [diff] [blame] | 7 | #include <asm/arch/imx-regs.h> |
| 8 | #include <asm/arch/mxc_hdmi.h> |
| 9 | #include <asm/io.h> |
| 10 | |
| Simon Glass | 0914011 | 2020-05-10 11:40:03 -0600 | [diff] [blame^] | 11 | static int do_hdmidet(struct cmd_tbl *cmdtp, int flag, int argc, |
| 12 | char *const argv[]) |
| Eric Nelson | 99e2dc5 | 2013-03-09 07:06:09 +0000 | [diff] [blame] | 13 | { |
| 14 | struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR; |
| Robert Winkler | 10f779d | 2013-07-23 15:07:56 -0700 | [diff] [blame] | 15 | return (readb(&hdmi->phy_stat0) & HDMI_DVI_STAT) ? 0 : 1; |
| Eric Nelson | 99e2dc5 | 2013-03-09 07:06:09 +0000 | [diff] [blame] | 16 | } |
| 17 | |
| 18 | U_BOOT_CMD(hdmidet, 1, 1, do_hdmidet, |
| 19 | "detect HDMI monitor", |
| 20 | "" |
| 21 | ); |