arch/arm/boot/dts/exynos-pinctrl.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Samsung Exynos DTS pinctrl constants
   4  *
   5  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   6  *              http://www.samsung.com
   7  * Copyright (c) 2022 Linaro Ltd
   8  * Author: Krzysztof Kozlowski <krzk@kernel.org>
   9  */
  10
  11 #ifndef __DTS_ARM_SAMSUNG_EXYNOS_PINCTRL_H__
  12 #define __DTS_ARM_SAMSUNG_EXYNOS_PINCTRL_H__
  13
  14 #define EXYNOS_PIN_PULL_NONE            0
  15 #define EXYNOS_PIN_PULL_DOWN            1
  16 #define EXYNOS_PIN_PULL_UP              3
  17
  18 /* Pin function in power down mode */
  19 #define EXYNOS_PIN_PDN_OUT0             0
  20 #define EXYNOS_PIN_PDN_OUT1             1
  21 #define EXYNOS_PIN_PDN_INPUT            2
  22 #define EXYNOS_PIN_PDN_PREV             3
  23
  24 /* Drive strengths for Exynos3250, Exynos4 (all) and Exynos5250 */
  25 #define EXYNOS4_PIN_DRV_LV1             0
  26 #define EXYNOS4_PIN_DRV_LV2             2
  27 #define EXYNOS4_PIN_DRV_LV3             1
  28 #define EXYNOS4_PIN_DRV_LV4             3
  29
  30 /* Drive strengths for Exynos5260 */
  31 #define EXYNOS5260_PIN_DRV_LV1          0
  32 #define EXYNOS5260_PIN_DRV_LV2          1
  33 #define EXYNOS5260_PIN_DRV_LV4          2
  34 #define EXYNOS5260_PIN_DRV_LV6          3
  35
  36 /*
  37  * Drive strengths for Exynos5410, Exynos542x, Exynos5800 and Exynos850 (except
  38  * GPIO_HSI block)
  39  */
  40 #define EXYNOS5420_PIN_DRV_LV1          0
  41 #define EXYNOS5420_PIN_DRV_LV2          1
  42 #define EXYNOS5420_PIN_DRV_LV3          2
  43 #define EXYNOS5420_PIN_DRV_LV4          3
  44
  45 #define EXYNOS_PIN_FUNC_INPUT           0
  46 #define EXYNOS_PIN_FUNC_OUTPUT          1
  47 #define EXYNOS_PIN_FUNC_2               2
  48 #define EXYNOS_PIN_FUNC_3               3
  49 #define EXYNOS_PIN_FUNC_4               4
  50 #define EXYNOS_PIN_FUNC_5               5
  51 #define EXYNOS_PIN_FUNC_6               6
  52 #define EXYNOS_PIN_FUNC_EINT            0xf
  53 #define EXYNOS_PIN_FUNC_F               EXYNOS_PIN_FUNC_EINT
  54
  55 #endif /* __DTS_ARM_SAMSUNG_EXYNOS_PINCTRL_H__ */