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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 17:43:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 17:43:51 +0000 |
commit | be58c81aff4cd4c0ccf43dbd7998da4a6a08c03b (patch) | |
tree | 779c248fb61c83f65d1f0dc867f2053d76b4e03a /plat/mediatek/drivers/gpio/mtgpio_common.h | |
parent | Initial commit. (diff) | |
download | arm-trusted-firmware-be58c81aff4cd4c0ccf43dbd7998da4a6a08c03b.tar.xz arm-trusted-firmware-be58c81aff4cd4c0ccf43dbd7998da4a6a08c03b.zip |
Adding upstream version 2.10.0+dfsg.upstream/2.10.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plat/mediatek/drivers/gpio/mtgpio_common.h')
-rw-r--r-- | plat/mediatek/drivers/gpio/mtgpio_common.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/plat/mediatek/drivers/gpio/mtgpio_common.h b/plat/mediatek/drivers/gpio/mtgpio_common.h new file mode 100644 index 0000000..d6b858c --- /dev/null +++ b/plat/mediatek/drivers/gpio/mtgpio_common.h @@ -0,0 +1,109 @@ +/* + * Copyright (c) 2020-2022, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_GPIO_COMMON_H +#define MT_GPIO_COMMON_H + +#include <stdbool.h> +#include <stdint.h> + +#include <plat/common/common_def.h> + +/* Error Code No. */ +#define RSUCCESS 0 +#define ERACCESS 1 +#define ERINVAL 2 +#define ERWRAPPER 3 +#define MAX_GPIO_PIN MT_GPIO_BASE_MAX + +/* GPIO MODE CONTROL VALUE*/ +typedef enum { + GPIO_MODE_UNSUPPORTED = -1, + GPIO_MODE_GPIO = 0, + GPIO_MODE_00 = 0, + GPIO_MODE_01, + GPIO_MODE_02, + GPIO_MODE_03, + GPIO_MODE_04, + GPIO_MODE_05, + GPIO_MODE_06, + GPIO_MODE_07, + + GPIO_MODE_MAX, + GPIO_MODE_DEFAULT = GPIO_MODE_00, +} GPIO_MODE; + +/* GPIO DIRECTION */ +typedef enum { + MT_GPIO_DIR_UNSUPPORTED = -1, + MT_GPIO_DIR_OUT = 0, + MT_GPIO_DIR_IN = 1, + MT_GPIO_DIR_MAX, + MT_GPIO_DIR_DEFAULT = MT_GPIO_DIR_IN, +} GPIO_DIR; + +/* GPIO PULL ENABLE*/ +typedef enum { + MT_GPIO_PULL_EN_UNSUPPORTED = -1, + MT_GPIO_PULL_DISABLE = 0, + MT_GPIO_PULL_ENABLE = 1, + MT_GPIO_PULL_ENABLE_R0 = 2, + MT_GPIO_PULL_ENABLE_R1 = 3, + MT_GPIO_PULL_ENABLE_R0R1 = 4, + + MT_GPIO_PULL_EN_MAX, + MT_GPIO_PULL_EN_DEFAULT = MT_GPIO_PULL_ENABLE, +} GPIO_PULL_EN; + +/* GPIO PULL-UP/PULL-DOWN*/ +typedef enum { + MT_GPIO_PULL_UNSUPPORTED = -1, + MT_GPIO_PULL_NONE = 0, + MT_GPIO_PULL_UP = 1, + MT_GPIO_PULL_DOWN = 2, + MT_GPIO_PULL_MAX, + MT_GPIO_PULL_DEFAULT = MT_GPIO_PULL_DOWN +} GPIO_PULL; + +/* GPIO OUTPUT */ +typedef enum { + MT_GPIO_OUT_UNSUPPORTED = -1, + MT_GPIO_OUT_ZERO = 0, + MT_GPIO_OUT_ONE = 1, + + MT_GPIO_OUT_MAX, + MT_GPIO_OUT_DEFAULT = MT_GPIO_OUT_ZERO, + MT_GPIO_DATA_OUT_DEFAULT = MT_GPIO_OUT_ZERO, /*compatible with DCT*/ +} GPIO_OUT; + +/* GPIO INPUT */ +typedef enum { + MT_GPIO_IN_UNSUPPORTED = -1, + MT_GPIO_IN_ZERO = 0, + MT_GPIO_IN_ONE = 1, + + MT_GPIO_IN_MAX, +} GPIO_IN; + +#define PIN(_id, _flag, _bit, _base, _offset) { \ + .id = _id, \ + .flag = _flag, \ + .bit = _bit, \ + .base = _base, \ + .offset = _offset, \ + } + +struct mt_pin_info { + uint8_t id; + uint8_t flag; + uint8_t bit; + uint16_t base; + uint16_t offset; +}; + +int mt_gpio_init(void); +uintptr_t mt_gpio_find_reg_addr(uint32_t pin); +#endif /* MT_GPIO_COMMON_H */ |