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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/arm/mach-imx/cmd_hdmidet.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/arm/mach-imx/cmd_hdmidet.c')
-rw-r--r--roms/u-boot/arch/arm/mach-imx/cmd_hdmidet.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-imx/cmd_hdmidet.c b/roms/u-boot/arch/arm/mach-imx/cmd_hdmidet.c
new file mode 100644
index 000000000..e2571adfb
--- /dev/null
+++ b/roms/u-boot/arch/arm/mach-imx/cmd_hdmidet.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2012 Boundary Devices Inc.
+ */
+#include <common.h>
+#include <command.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mxc_hdmi.h>
+#include <asm/io.h>
+
+static int do_hdmidet(struct cmd_tbl *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",
+ ""
+);