new file mode 100644
@@ -0,0 +1,99 @@
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Copyright (c) 2021 Amlogic, Inc. All rights reserved.
+ * Author: Qianggui Song <qianggui.song@amlogic.com>
+ */
+
+#ifndef _DT_BINDINGS_MESON_S4_GPIO_H
+#define _DT_BINDINGS_MESON_S4_GPIO_H
+
+#define GPIOB_0 0
+#define GPIOB_1 1
+#define GPIOB_2 2
+#define GPIOB_3 3
+#define GPIOB_4 4
+#define GPIOB_5 5
+#define GPIOB_6 6
+#define GPIOB_7 7
+#define GPIOB_8 8
+#define GPIOB_9 9
+#define GPIOB_10 10
+#define GPIOB_11 11
+#define GPIOB_12 12
+#define GPIOB_13 13
+
+#define GPIOC_0 14
+#define GPIOC_1 15
+#define GPIOC_2 16
+#define GPIOC_3 17
+#define GPIOC_4 18
+#define GPIOC_5 19
+#define GPIOC_6 20
+#define GPIOC_7 21
+
+#define GPIOE_0 22
+#define GPIOE_1 23
+
+#define GPIOD_0 24
+#define GPIOD_1 25
+#define GPIOD_2 26
+#define GPIOD_3 27
+#define GPIOD_4 28
+#define GPIOD_5 29
+#define GPIOD_6 30
+#define GPIOD_7 31
+#define GPIOD_8 32
+#define GPIOD_9 33
+#define GPIOD_10 34
+#define GPIOD_11 35
+
+#define GPIOH_0 36
+#define GPIOH_1 37
+#define GPIOH_2 38
+#define GPIOH_3 39
+#define GPIOH_4 40
+#define GPIOH_5 41
+#define GPIOH_6 42
+#define GPIOH_7 43
+#define GPIOH_8 44
+#define GPIOH_9 45
+#define GPIOH_10 46
+#define GPIOH_11 47
+
+#define GPIOX_0 48
+#define GPIOX_1 49
+#define GPIOX_2 50
+#define GPIOX_3 51
+#define GPIOX_4 52
+#define GPIOX_5 53
+#define GPIOX_6 54
+#define GPIOX_7 55
+#define GPIOX_8 56
+#define GPIOX_9 57
+#define GPIOX_10 58
+#define GPIOX_11 59
+#define GPIOX_12 60
+#define GPIOX_13 61
+#define GPIOX_14 62
+#define GPIOX_15 63
+#define GPIOX_16 64
+#define GPIOX_17 65
+#define GPIOX_18 66
+#define GPIOX_19 67
+
+#define GPIOZ_0 68
+#define GPIOZ_1 69
+#define GPIOZ_2 70
+#define GPIOZ_3 71
+#define GPIOZ_4 72
+#define GPIOZ_5 73
+#define GPIOZ_6 74
+#define GPIOZ_7 75
+#define GPIOZ_8 76
+#define GPIOZ_9 77
+#define GPIOZ_10 78
+#define GPIOZ_11 79
+#define GPIOZ_12 80
+
+#define GPIO_TEST_N 81
+#endif /* _DT_BINDINGS_MESON_S4_GPIO_H */
Add a new dt-binding header file which documents the detail pin names. Signed-off-by: Qianggui Song <qianggui.song@amlogic.com> --- include/dt-bindings/gpio/meson-s4-gpio.h | 99 ++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 include/dt-bindings/gpio/meson-s4-gpio.h