[PATCH 1/3] dt-bindings: gpio: sunxi：create a DT header for Allwinner pin controller

[Frank Lee]

From: Yangtao Li <frank at allwinnertech.com>

The sunxi gpio binding defines a few custom cells for its gpio specifier.
Provide bank name for those.

Signed-off-by: Yangtao Li <frank at allwinnertech.com>

---
 include/dt-bindings/gpio/sunxi-gpio.h | 29 +++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 include/dt-bindings/gpio/sunxi-gpio.h

diff --git a/include/dt-bindings/gpio/sunxi-gpio.h b/include/dt-bindings/gpio/sunxi-gpio.h
new file mode 100644
index 000000000000..c692b4360da6
--- /dev/null
+++ b/include/dt-bindings/gpio/sunxi-gpio.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * GPIO definitions for Allwinner SoCs
+ *
+ * Copyright (C) 2020 Yangtao Li <frank at allwinnertech.com>
+ */
+
+#ifndef _DT_BINDINGS_SUNXI_GPIO_H
+#define _DT_BINDINGS_SUNXI_GPIO_H
+
+#include <dt-bindings/gpio/gpio.h>
+
+/* pio */
+#define PA	0
+#define PB	1
+#define PC	2
+#define PD	3
+#define PE	4
+#define PF	5
+#define PG	6
+#define PH	7
+#define PI	8
+
+/* r-pio */
+#define PL	0
+#define PM	1
+#define PN	2
+
+#endif /* _DT_BINDINGS_SUNXI_GPIO_H */
-- 
2.24.0