Squashed 'dts/upstream/' content from commit aaba2d45dc2a

git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/src/arm64/exynos/exynos-pinctrl.h b/src/arm64/exynos/exynos-pinctrl.h
new file mode 100644
index 0000000..7dd94a9
--- /dev/null
+++ b/src/arm64/exynos/exynos-pinctrl.h
@@ -0,0 +1,79 @@
+/* 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_ARM64_SAMSUNG_EXYNOS_PINCTRL_H__
+#define __DTS_ARM64_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 Exynos5410, Exynos542x, Exynos5800, Exynos7885, Exynos850
+ * (except GPIO_HSI block), ExynosAutov9 (FSI0, PERIC1)
+ */
+#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 Exynos7 (except FSYS1) */
+#define EXYNOS7_PIN_DRV_LV1		0
+#define EXYNOS7_PIN_DRV_LV2		2
+#define EXYNOS7_PIN_DRV_LV3		1
+#define EXYNOS7_PIN_DRV_LV4		3
+
+/* 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
+
+/* 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
+
+#endif /* __DTS_ARM64_SAMSUNG_EXYNOS_PINCTRL_H__ */