ARM: dts: Import Amlogic G12A u200 DT from Linux 5.1-rc1

Import Linux 5.1-rc1 DT from 9e98c678c2d6 ("Linux 5.1-rc1") for the
meson-g12a-u200 board, the meson-g12a.dtsi and the corresponding bindings.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/include/dt-bindings/reset/g12a-aoclkc.h b/include/dt-bindings/reset/g12a-aoclkc.h
new file mode 100644
index 0000000..bd2e233
--- /dev/null
+++ b/include/dt-bindings/reset/g12a-aoclkc.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
+/*
+ * Copyright (c) 2016 BayLibre, SAS
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ */
+
+#ifndef DT_BINDINGS_RESET_AMLOGIC_MESON_G12A_AOCLK
+#define DT_BINDINGS_RESET_AMLOGIC_MESON_G12A_AOCLK
+
+#define RESET_AO_IR_IN		0
+#define RESET_AO_UART		1
+#define RESET_AO_I2C_M		2
+#define RESET_AO_I2C_S		3
+#define RESET_AO_SAR_ADC	4
+#define RESET_AO_UART2		5
+#define RESET_AO_IR_OUT		6
+
+#endif