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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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4cdf874f67
Document the RSVD (Reserved) mux function, used to reserve pins for a coprocessor not running Linux. Signed-off-by: Fabien Dessenne <fabien.dessenne@foss.st.com> Signed-off-by: Antonio Borneo <antonio.borneo@foss.st.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/20250610152309.299438-3-antonio.borneo@foss.st.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
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/*
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* Copyright (C) STMicroelectronics 2017 - All Rights Reserved
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* Author: Torgue Alexandre <alexandre.torgue@st.com> for STMicroelectronics.
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*/
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#ifndef _DT_BINDINGS_STM32_PINFUNC_H
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#define _DT_BINDINGS_STM32_PINFUNC_H
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/* define PIN modes */
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#define GPIO 0x0
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#define AF0 0x1
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#define AF1 0x2
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#define AF2 0x3
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#define AF3 0x4
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#define AF4 0x5
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#define AF5 0x6
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#define AF6 0x7
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#define AF7 0x8
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#define AF8 0x9
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#define AF9 0xa
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#define AF10 0xb
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#define AF11 0xc
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#define AF12 0xd
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#define AF13 0xe
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#define AF14 0xf
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#define AF15 0x10
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#define ANALOG 0x11
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#define RSVD 0x12
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/* define Pins number*/
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#define PIN_NO(port, line) (((port) - 'A') * 0x10 + (line))
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#define STM32_PINMUX(port, line, mode) (((PIN_NO(port, line)) << 8) | (mode))
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/* package information */
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#define STM32MP_PKG_AA 0x1
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#define STM32MP_PKG_AB 0x2
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#define STM32MP_PKG_AC 0x4
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#define STM32MP_PKG_AD 0x8
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#define STM32MP_PKG_AI 0x100
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#define STM32MP_PKG_AK 0x400
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#define STM32MP_PKG_AL 0x800
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#endif /* _DT_BINDINGS_STM32_PINFUNC_H */
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