Certain older kernels in use by some customers erroneously define a uart3
for GW54xx with a pinmux that conflicts with NAND. This will remove
that node to avoid such conflicts.
Signed-off-by: Tim Harvey <thar...@gateworks.com>
---
board/gateworks/gw_ventana/gw_ventana.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/board/gateworks/gw_ventana/gw_ventana.c
b/board/gateworks/gw_ventana/gw_ventana.c
index 068c726..06611b5 100644
--- a/board/gateworks/gw_ventana/gw_ventana.c
+++ b/board/gateworks/gw_ventana/gw_ventana.c
@@ -1599,6 +1599,17 @@ int ft_board_setup(void *blob, bd_t *bd)
strlen((const char *)info->model) + 1);
/*
+ * disable serial2 node for GW54xx for compatibility with older
+ * 3.10.x kernel that improperly had this node enabled in the DT
+ */
+ if (board_type == GW54xx) {
+ i = fdt_path_offset(blob,
+ "/soc/aips-bus@02100000/serial@021ec000");
+ if (i)
+ fdt_del_node(blob, i);
+ }
+
+ /*
* disable wdog1/wdog2 nodes for GW51xx below revC to work around
* errata causing wdog timer to be unreliable.
*/
--
1.9.1
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