linux_dsm_epyc7002/include/dt-bindings/gpio/aspeed-gpio.h
Joel Stanley a7d1ecb60a dt-bindings: gpio: Add ASPEED constants
These are used to by the device tree to map pin numbers to constants
required by the GPIO bindings.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Joel Stanley <joel@jms.id.au>
2017-12-21 14:03:14 +10:30

50 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* This header provides constants for binding aspeed,*-gpio.
*
* The first cell in Aspeed's GPIO specifier is the GPIO ID. The macros below
* provide names for this.
*
* The second cell contains standard flag values specified in gpio.h.
*/
#ifndef _DT_BINDINGS_GPIO_ASPEED_GPIO_H
#define _DT_BINDINGS_GPIO_ASPEED_GPIO_H
#include <dt-bindings/gpio/gpio.h>
#define ASPEED_GPIO_PORT_A 0
#define ASPEED_GPIO_PORT_B 1
#define ASPEED_GPIO_PORT_C 2
#define ASPEED_GPIO_PORT_D 3
#define ASPEED_GPIO_PORT_E 4
#define ASPEED_GPIO_PORT_F 5
#define ASPEED_GPIO_PORT_G 6
#define ASPEED_GPIO_PORT_H 7
#define ASPEED_GPIO_PORT_I 8
#define ASPEED_GPIO_PORT_J 9
#define ASPEED_GPIO_PORT_K 10
#define ASPEED_GPIO_PORT_L 11
#define ASPEED_GPIO_PORT_M 12
#define ASPEED_GPIO_PORT_N 13
#define ASPEED_GPIO_PORT_O 14
#define ASPEED_GPIO_PORT_P 15
#define ASPEED_GPIO_PORT_Q 16
#define ASPEED_GPIO_PORT_R 17
#define ASPEED_GPIO_PORT_S 18
#define ASPEED_GPIO_PORT_T 19
#define ASPEED_GPIO_PORT_U 20
#define ASPEED_GPIO_PORT_V 21
#define ASPEED_GPIO_PORT_W 22
#define ASPEED_GPIO_PORT_X 23
#define ASPEED_GPIO_PORT_Y 24
#define ASPEED_GPIO_PORT_Z 25
#define ASPEED_GPIO_PORT_AA 26
#define ASPEED_GPIO_PORT_AB 27
#define ASPEED_GPIO_PORT_AC 28
#define ASPEED_GPIO(port, offset) \
((ASPEED_GPIO_PORT_##port * 8) + offset)
#endif