arm: at91: dt: at91sam9 add serial pinctrl support

Set the dbgu pinctrl config by default as we have only one possible config
For other uart set the rxd/txd by default.

For at91sam9x5ek create soc based dts as we need to include specific soc dtsi.

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/at91sam9g15.dtsi b/arch/arm/boot/dts/at91sam9g15.dtsi
new file mode 100644
index 000000000000..fbe7a7089c2a
--- /dev/null
+++ b/arch/arm/boot/dts/at91sam9g15.dtsi
@@ -0,0 +1,28 @@
+/*
+ * at91sam9g15.dtsi - Device Tree Include file for AT91SAM9G15 SoC
+ *
+ * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * Licensed under GPLv2.
+ */
+
+/include/ "at91sam9x5.dtsi"
+
+/ {
+        model = "Atmel AT91SAM9G15 SoC";
+        compatible = "atmel, at91sam9g15, atmel,at91sam9x5";
+
+        ahb {
+                apb {
+                        pinctrl@fffff400 {
+                                atmel,mux-mask = <
+                                      /*    A         B          C     */
+                                       0xffffffff 0xffe0399f 0x00000000  /* pioA */
+                                       0x00040000 0x00047e3f 0x00000000  /* pioB */
+                                       0xfdffffff 0x00000000 0xb83fffff  /* pioC */
+                                       0x003fffff 0x003f8000 0x00000000  /* pioD */
+                                      >;
+                        };
+                };
+        };
+};