Import Mbed OS hard-float snapshot

targets/TARGET_Cypress/TARGET_PSOC6/pinmap.c

@@ -0,0 +1,68 @@
+/*
+ * mbed Microcontroller Library
+ * Copyright (c) 2017-2018 Future Electronics
+ * Copyright (c) 2018-2019 Cypress Semiconductor Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "pinmap.h"
+#include "cy_gpio.h"
+#include "cyhal_gpio.h"
+#include "cyhal_utils.h"
+
+void pin_function(PinName pin, int function)
+{
+    if (pin != NC) {
+        GPIO_PRT_Type *port = Cy_GPIO_PortToAddr(CYHAL_GET_PORT(pin));
+        uint32_t mode = CY_GPIO_CFG_GET_MODE(function);
+
+        Cy_GPIO_Pin_FastInit(port, CYHAL_GET_PIN(pin), mode, 1, CY_GPIO_CFG_GET_HSIOM(function));
+        // Force output to enable pulls.
+        switch (mode) {
+            case CY_GPIO_DM_PULLUP:
+            case CY_GPIO_DM_PULLUP_IN_OFF:
+                Cy_GPIO_Write(port, CYHAL_GET_PIN(pin), 1);
+                break;
+            case CY_GPIO_DM_PULLDOWN:
+            case CY_GPIO_DM_PULLDOWN_IN_OFF:
+                Cy_GPIO_Write(port, CYHAL_GET_PIN(pin), 0);
+                break;
+            default:
+                /* do nothing */
+                break;
+        }
+    }
+}
+
+void pin_mode(PinName pin, PinMode mode)
+{
+    if (pin != NC) {
+        GPIO_PRT_Type *port = Cy_GPIO_PortToAddr(CYHAL_GET_PORT(pin));
+        Cy_GPIO_SetDrivemode(port, CYHAL_GET_PIN(pin), mode);
+
+        // Force output to enable pulls.
+        switch (mode) {
+            case CYHAL_GPIO_DRIVE_PULLUP:
+                Cy_GPIO_Write(port, CYHAL_GET_PIN(pin), 1);
+                break;
+            case CYHAL_GPIO_DRIVE_PULLDOWN:
+                Cy_GPIO_Write(port, CYHAL_GET_PIN(pin), 0);
+                break;
+            default:
+                /* do nothing */
+                break;
+        }
+    }
+}