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Diffstat (limited to 'include/dt-bindings/pinctrl/samsung.h')
| -rw-r--r-- | include/dt-bindings/pinctrl/samsung.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/include/dt-bindings/pinctrl/samsung.h b/include/dt-bindings/pinctrl/samsung.h new file mode 100644 index 000000000..d1da5ff68 --- /dev/null +++ b/include/dt-bindings/pinctrl/samsung.h @@ -0,0 +1,95 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Samsung's Exynos pinctrl bindings + * + * Copyright (c) 2016 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * Author: Krzysztof Kozlowski <krzk@kernel.org> + */ + +#ifndef __DT_BINDINGS_PINCTRL_SAMSUNG_H__ +#define __DT_BINDINGS_PINCTRL_SAMSUNG_H__ + +/* + * These bindings are deprecated, because they do not match the actual + * concept of bindings but rather contain pure register values. + * Instead include the header in the DTS source directory. + */ +#warning "These bindings are deprecated. Instead use the header in the DTS source directory." + +#define EXYNOS_PIN_PULL_NONE 0 +#define EXYNOS_PIN_PULL_DOWN 1 +#define EXYNOS_PIN_PULL_UP 3 + +#define S3C64XX_PIN_PULL_NONE 0 +#define S3C64XX_PIN_PULL_DOWN 1 +#define S3C64XX_PIN_PULL_UP 2 + +/* 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 + +/* Drive strengths for Exynos5433 */ +#define EXYNOS5433_PIN_DRV_FAST_SR1 0 +#define EXYNOS5433_PIN_DRV_FAST_SR2 1 +#define EXYNOS5433_PIN_DRV_FAST_SR3 2 +#define EXYNOS5433_PIN_DRV_FAST_SR4 3 +#define EXYNOS5433_PIN_DRV_FAST_SR5 4 +#define EXYNOS5433_PIN_DRV_FAST_SR6 5 +#define EXYNOS5433_PIN_DRV_SLOW_SR1 8 +#define EXYNOS5433_PIN_DRV_SLOW_SR2 9 +#define EXYNOS5433_PIN_DRV_SLOW_SR3 0xa +#define EXYNOS5433_PIN_DRV_SLOW_SR4 0xb +#define EXYNOS5433_PIN_DRV_SLOW_SR5 0xc +#define EXYNOS5433_PIN_DRV_SLOW_SR6 0xf + +/* Drive strengths for Exynos850 GPIO_HSI block */ +#define EXYNOS850_HSI_PIN_DRV_LV1 0 /* 1x */ +#define EXYNOS850_HSI_PIN_DRV_LV1_5 1 /* 1.5x */ +#define EXYNOS850_HSI_PIN_DRV_LV2 2 /* 2x */ +#define EXYNOS850_HSI_PIN_DRV_LV2_5 3 /* 2.5x */ +#define EXYNOS850_HSI_PIN_DRV_LV3 4 /* 3x */ +#define EXYNOS850_HSI_PIN_DRV_LV4 5 /* 4x */ + +#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 + +/* Drive strengths for Exynos7 FSYS1 block */ +#define EXYNOS7_FSYS1_PIN_DRV_LV1 0 +#define EXYNOS7_FSYS1_PIN_DRV_LV2 4 +#define EXYNOS7_FSYS1_PIN_DRV_LV3 2 +#define EXYNOS7_FSYS1_PIN_DRV_LV4 6 +#define EXYNOS7_FSYS1_PIN_DRV_LV5 1 +#define EXYNOS7_FSYS1_PIN_DRV_LV6 5 + +#endif /* __DT_BINDINGS_PINCTRL_SAMSUNG_H__ */ |