diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos-pinctrl.h')
| -rw-r--r-- | arch/arm/boot/dts/exynos-pinctrl.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos-pinctrl.h b/arch/arm/boot/dts/exynos-pinctrl.h new file mode 100644 index 000000000..e3a6df952 --- /dev/null +++ b/arch/arm/boot/dts/exynos-pinctrl.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Samsung Exynos DTS pinctrl constants + * + * Copyright (c) 2016 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * Copyright (c) 2022 Linaro Ltd + * Author: Krzysztof Kozlowski <krzk@kernel.org> + */ + +#ifndef __DTS_ARM_SAMSUNG_EXYNOS_PINCTRL_H__ +#define __DTS_ARM_SAMSUNG_EXYNOS_PINCTRL_H__ + +#define EXYNOS_PIN_PULL_NONE 0 +#define EXYNOS_PIN_PULL_DOWN 1 +#define EXYNOS_PIN_PULL_UP 3 + +/* Pin function in power down mode */ +#define EXYNOS_PIN_PDN_OUT0 0 +#define EXYNOS_PIN_PDN_OUT1 1 +#define EXYNOS_PIN_PDN_INPUT 2 +#define EXYNOS_PIN_PDN_PREV 3 + +/* Drive strengths for Exynos3250, Exynos4 (all) and Exynos5250 */ +#define EXYNOS4_PIN_DRV_LV1 0 +#define EXYNOS4_PIN_DRV_LV2 2 +#define EXYNOS4_PIN_DRV_LV3 1 +#define EXYNOS4_PIN_DRV_LV4 3 + +/* Drive strengths for Exynos5260 */ +#define EXYNOS5260_PIN_DRV_LV1 0 +#define EXYNOS5260_PIN_DRV_LV2 1 +#define EXYNOS5260_PIN_DRV_LV4 2 +#define EXYNOS5260_PIN_DRV_LV6 3 + +/* + * Drive strengths for Exynos5410, Exynos542x, Exynos5800 and Exynos850 (except + * GPIO_HSI block) + */ +#define EXYNOS5420_PIN_DRV_LV1 0 +#define EXYNOS5420_PIN_DRV_LV2 1 +#define EXYNOS5420_PIN_DRV_LV3 2 +#define EXYNOS5420_PIN_DRV_LV4 3 + +#define EXYNOS_PIN_FUNC_INPUT 0 +#define EXYNOS_PIN_FUNC_OUTPUT 1 +#define EXYNOS_PIN_FUNC_2 2 +#define EXYNOS_PIN_FUNC_3 3 +#define EXYNOS_PIN_FUNC_4 4 +#define EXYNOS_PIN_FUNC_5 5 +#define EXYNOS_PIN_FUNC_6 6 +#define EXYNOS_PIN_FUNC_EINT 0xf +#define EXYNOS_PIN_FUNC_F EXYNOS_PIN_FUNC_EINT + +#endif /* __DTS_ARM_SAMSUNG_EXYNOS_PINCTRL_H__ */ |