ar71xx: enable serial console on Mikrotik RB411/RB433

This patch adds support for serial console on Mikrotik RB411 and RB433
series devices.

Signed-off-by: David Varga <duvi@duvinet.hu>
[picked from FS#377]
Signed-off-by: Mathias Kresin <dev@kresin.me>

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 77bf38cc00c61beca5afa683165f7d7333e8da69..b5f46169a7b13b3976ebdc0f2c69d149efe46fed 100644 (file)
--- 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
@@ -1,12 +1,14 @@
 --- a/arch/mips/ath79/prom.c
 +++ b/arch/mips/ath79/prom.c
-@@ -136,6 +136,16 @@ void __init prom_init(void)
+@@ -136,6 +136,18 @@ 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=411") ||
++          strstr(arcs_cmdline, "board=433") ||
 +          strstr(arcs_cmdline, "board=450") ||
 +          strstr(arcs_cmdline, "board=493") ||
 +          strstr(arcs_cmdline, "board=951G") ||