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Diffstat (limited to 'arch/arm/boot/dts/exynos-pinctrl.h')
-rw-r--r--arch/arm/boot/dts/exynos-pinctrl.h55
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__ */