Merge commit '53633a893a06bd5a0c807287d9cc29337806eaf7' as 'dts/upstream'
diff --git a/dts/upstream/include/dt-bindings/pinctrl/at91.h b/dts/upstream/include/dt-bindings/pinctrl/at91.h
new file mode 100644
index 0000000..e8e1173
--- /dev/null
+++ b/dts/upstream/include/dt-bindings/pinctrl/at91.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * This header provides constants for most at91 pinctrl bindings.
+ *
+ * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ */
+
+#ifndef __DT_BINDINGS_AT91_PINCTRL_H__
+#define __DT_BINDINGS_AT91_PINCTRL_H__
+
+#define AT91_PINCTRL_NONE		(0 << 0)
+#define AT91_PINCTRL_PULL_UP		(1 << 0)
+#define AT91_PINCTRL_MULTI_DRIVE	(1 << 1)
+#define AT91_PINCTRL_DEGLITCH		(1 << 2)
+#define AT91_PINCTRL_PULL_DOWN		(1 << 3)
+#define AT91_PINCTRL_DIS_SCHMIT		(1 << 4)
+#define AT91_PINCTRL_OUTPUT		(1 << 7)
+#define AT91_PINCTRL_OUTPUT_VAL(x)	((x & 0x1) << 8)
+#define AT91_PINCTRL_SLEWRATE		(1 << 9)
+#define AT91_PINCTRL_DEBOUNCE		(1 << 16)
+#define AT91_PINCTRL_DEBOUNCE_VAL(x)	(x << 17)
+
+#define AT91_PINCTRL_PULL_UP_DEGLITCH	(AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
+
+#define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT		(0x0 << 5)
+#define AT91_PINCTRL_DRIVE_STRENGTH_LOW			(0x1 << 5)
+#define AT91_PINCTRL_DRIVE_STRENGTH_MED			(0x2 << 5)
+#define AT91_PINCTRL_DRIVE_STRENGTH_HI			(0x3 << 5)
+
+#define AT91_PINCTRL_SLEWRATE_ENA	(0x0 << 9)
+#define AT91_PINCTRL_SLEWRATE_DIS	(0x1 << 9)
+
+#define AT91_PIOA	0
+#define AT91_PIOB	1
+#define AT91_PIOC	2
+#define AT91_PIOD	3
+#define AT91_PIOE	4
+
+#define AT91_PERIPH_GPIO	0
+#define AT91_PERIPH_A		1
+#define AT91_PERIPH_B		2
+#define AT91_PERIPH_C		3
+#define AT91_PERIPH_D		4
+
+#define ATMEL_PIO_DRVSTR_LO	1
+#define ATMEL_PIO_DRVSTR_ME	2
+#define ATMEL_PIO_DRVSTR_HI	3
+
+#endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */