disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/dt-bindings/pinctrl/at91.h
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@@ -1,9 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * This header provides constants for most at91 pinctrl bindings.
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  *
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  * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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- *
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- * GPLv2 only
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  */
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 #ifndef __DT_BINDINGS_AT91_PINCTRL_H__
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@@ -17,6 +16,7 @@
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 #define AT91_PINCTRL_DIS_SCHMIT		(1 << 4)
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 #define AT91_PINCTRL_OUTPUT		(1 << 7)
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 #define AT91_PINCTRL_OUTPUT_VAL(x)	((x & 0x1) << 8)
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+#define AT91_PINCTRL_SLEWRATE		(1 << 9)
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 #define AT91_PINCTRL_DEBOUNCE		(1 << 16)
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 #define AT91_PINCTRL_DEBOUNCE_VAL(x)	(x << 17)
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@@ -27,6 +27,9 @@
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 #define AT91_PINCTRL_DRIVE_STRENGTH_MED			(0x2 << 5)
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 #define AT91_PINCTRL_DRIVE_STRENGTH_HI			(0x3 << 5)
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+#define AT91_PINCTRL_SLEWRATE_ENA	(0x0 << 9)
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+#define AT91_PINCTRL_SLEWRATE_DIS	(0x1 << 9)
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+
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 #define AT91_PIOA	0
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 #define AT91_PIOB	1
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 #define AT91_PIOC	2