[FS#157] Mikrotik RB493G: Reboot loop

[LEDE Bugs]

The following task has a new comment added:

FS#157 - Mikrotik RB493G: Reboot loop
User who did this - João Chainho (joaochainho)

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Hi,
I found how to enable the serial console (RB493G and RB450G).
Tested on LEDE r2152.

diff --git a/target/linux/ar71xx/patches-4.4/701-MIPS-ath79-add-routerboard-detection.patch b/target/linux/ar71xx/patches-4.4/701-MIPS-ath79-add-routerboard-detection.patch
index 8dee006..77bf38c 100644
--- a/target/linux/ar71xx/patches-4.4/701-MIPS-ath79-add-routerboard-detection.patch
+++ b/target/linux/ar71xx/patches-4.4/701-MIPS-ath79-add-routerboard-detection.patch
@@ -1,11 +1,14 @@
 --- a/arch/mips/ath79/prom.c
 +++ b/arch/mips/ath79/prom.c
-@@ -136,6 +136,13 @@ void __init prom_init(void)
+@@ -136,6 +136,16 @@ void __init prom_init(void)
                initrd_end = initrd_start + fw_getenvl("initrd_size");
        }
  #endif
 +
 +      if (strstr(arcs_cmdline, "board=750Gr3") ||
++          strstr(arcs_cmdline, "board=750i") ||
++          strstr(arcs_cmdline, "board=450") ||
++          strstr(arcs_cmdline, "board=493") ||
 +          strstr(arcs_cmdline, "board=951G") ||
 +          strstr(arcs_cmdline, "board=2011L") ||
 +          strstr(arcs_cmdline, "board=711Gr100") ||


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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=157#comment825