Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 52 insertions, 0 deletions

diff --git a/roms/u-boot/arch/arm/mach-tegra/cmd_enterrcm.c b/roms/u-boot/arch/arm/mach-tegra/cmd_enterrcm.c
new file mode 100644
index 000000000..92ff6cb1b
--- /dev/null
+++ b/roms/u-boot/arch/arm/mach-tegra/cmd_enterrcm.c
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2012-2019, NVIDIA CORPORATION. All rights reserved.
+ *
+ * Derived from code (arch/arm/lib/reset.c) that is:
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
+ *
+ * (C) Copyright 2004
+ * DAVE Srl
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:info@wawnet.biz
+ *
+ * (C) Copyright 2004 Texas Insturments
+ */
+
+#include <common.h>
+#include <command.h>
+#include <cpu_func.h>
+#include <irq_func.h>
+#include <asm/arch/tegra.h>
+#include <asm/arch-tegra/pmc.h>
+#include <linux/delay.h>
+
+static int do_enterrcm(struct cmd_tbl *cmdtp, int flag, int argc,
+		       char *const argv[])
+{
+	puts("Entering RCM...\n");
+	udelay(50000);
+
+	tegra_pmc_writel(2, PMC_SCRATCH0);
+	disable_interrupts();
+	reset_cpu();
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	enterrcm, 1, 0, do_enterrcm,
+	"reset Tegra and enter USB Recovery Mode",
+	""
+);