67 lines
2.0 KiB
Diff
67 lines
2.0 KiB
Diff
From aa75cb09f8616f4234e71a2abe73f095bf3ee7c0 Mon Sep 17 00:00:00 2001
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From: Andy Yan <andy.yan@rock-chips.com>
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Date: Tue, 6 Feb 2018 09:51:12 +0800
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Subject: [PATCH] cmd: boot: add brom cmd to reboot to brom dnl mode
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Change-Id: I797491ebe25af1013732aeee87e61e3ba4bc1689
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Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
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Signed-off-by: Michal Suchanek <msuchanek@suse.de>
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---
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.../arm/include/asm/arch-rockchip/boot_mode.h | 1 +
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cmd/boot.c | 20 +++++++++++++++++++
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2 files changed, 21 insertions(+)
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diff --git a/arch/arm/include/asm/arch-rockchip/boot_mode.h b/arch/arm/include/asm/arch-rockchip/boot_mode.h
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index 6b2a610cf4..bcdf4420cf 100644
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--- a/arch/arm/include/asm/arch-rockchip/boot_mode.h
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+++ b/arch/arm/include/asm/arch-rockchip/boot_mode.h
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@@ -19,6 +19,7 @@
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#define BOOT_BROM_DOWNLOAD 0xEF08A53C
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#ifndef __ASSEMBLY__
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+void set_back_to_bootrom_dnl_flag(void);
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int setup_boot_mode(void);
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#endif
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diff --git a/cmd/boot.c b/cmd/boot.c
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index 14839c1ced..d7c7db449c 100644
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--- a/cmd/boot.c
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+++ b/cmd/boot.c
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@@ -44,16 +44,36 @@ static int do_go(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
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printf ("## Application terminated, rc = 0x%lX\n", rc);
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return rcode;
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}
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+#endif
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+
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+#if defined(CONFIG_ROCKCHIP_BOOT_MODE_REG) && CONFIG_ROCKCHIP_BOOT_MODE_REG
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+#include <asm/arch-rockchip/boot_mode.h>
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+static int do_reboot_brom(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[])
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+{
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+ set_back_to_bootrom_dnl_flag();
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+ do_reset(NULL, 0, 0, NULL);
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+
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+ return 0;
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+}
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+#endif
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/* -------------------------------------------------------------------- */
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+#ifdef CONFIG_CMD_GO
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U_BOOT_CMD(
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go, CONFIG_SYS_MAXARGS, 1, do_go,
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"start application at address 'addr'",
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"addr [arg ...]\n - start application at address 'addr'\n"
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" passing 'arg' as arguments"
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);
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+#endif
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+#if defined(CONFIG_ROCKCHIP_BOOT_MODE_REG) && CONFIG_ROCKCHIP_BOOT_MODE_REG
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+U_BOOT_CMD(
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+ rbrom, 1, 0, do_reboot_brom,
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+ "Perform RESET of the CPU and enter boot rom",
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+ ""
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+);
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#endif
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U_BOOT_CMD(
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