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mbed library sources

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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_Maxim/TARGET_MAX32600/port_api.c@621:9c82b0f79f3d, 2015-09-11 (annotated)

Committer:
mbed_official
Date:
Fri Sep 11 09:30:09 2015 +0100
Revision:
621:9c82b0f79f3d
Parent:
514:7668256dbe61 
Synchronized with git revision 6c1d63e069ab9bd86de92e8296ca783681257538



Full URL: https://github.com/mbedmicro/mbed/commit/6c1d63e069ab9bd86de92e8296ca783681257538/



ignore target files not supported by the yotta module

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 514:7668256dbe61 1 /*******************************************************************************
mbed_official 514:7668256dbe61 2 * Copyright (C) 2015 Maxim Integrated Products, Inc., All Rights Reserved.
mbed_official 514:7668256dbe61 3 *
mbed_official 514:7668256dbe61 4 * Permission is hereby granted, free of charge, to any person obtaining a
mbed_official 514:7668256dbe61 5 * copy of this software and associated documentation files (the "Software"),
mbed_official 514:7668256dbe61 6 * to deal in the Software without restriction, including without limitation
mbed_official 514:7668256dbe61 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
mbed_official 514:7668256dbe61 8 * and/or sell copies of the Software, and to permit persons to whom the
mbed_official 514:7668256dbe61 9 * Software is furnished to do so, subject to the following conditions:
mbed_official 514:7668256dbe61 10 *
mbed_official 514:7668256dbe61 11 * The above copyright notice and this permission notice shall be included
mbed_official 514:7668256dbe61 12 * in all copies or substantial portions of the Software.
mbed_official 514:7668256dbe61 13 *
mbed_official 514:7668256dbe61 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
mbed_official 514:7668256dbe61 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
mbed_official 514:7668256dbe61 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
mbed_official 514:7668256dbe61 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
mbed_official 514:7668256dbe61 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
mbed_official 514:7668256dbe61 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
mbed_official 514:7668256dbe61 20 * OTHER DEALINGS IN THE SOFTWARE.
mbed_official 514:7668256dbe61 21 *
mbed_official 514:7668256dbe61 22 * Except as contained in this notice, the name of Maxim Integrated
mbed_official 514:7668256dbe61 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
mbed_official 514:7668256dbe61 24 * Products, Inc. Branding Policy.
mbed_official 514:7668256dbe61 25 *
mbed_official 514:7668256dbe61 26 * The mere transfer of this software does not imply any licenses
mbed_official 514:7668256dbe61 27 * of trade secrets, proprietary technology, copyrights, patents,
mbed_official 514:7668256dbe61 28 * trademarks, maskwork rights, or any other form of intellectual
mbed_official 514:7668256dbe61 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
mbed_official 514:7668256dbe61 30 * ownership rights.
mbed_official 514:7668256dbe61 31 *******************************************************************************
mbed_official 514:7668256dbe61 32 */
mbed_official 514:7668256dbe61 33
mbed_official 514:7668256dbe61 34 #include "port_api.h"
mbed_official 514:7668256dbe61 35 #include "pinmap.h"
mbed_official 514:7668256dbe61 36 #include "gpio_api.h"
mbed_official 514:7668256dbe61 37 #include "gpio_regs.h"
mbed_official 514:7668256dbe61 38 #include "clkman_regs.h"
mbed_official 514:7668256dbe61 39
mbed_official 514:7668256dbe61 40 PinName port_pin(PortName port, int pin_n)
mbed_official 514:7668256dbe61 41 {
mbed_official 514:7668256dbe61 42 return (PinName)((port << PORT_SHIFT) | pin_n);
mbed_official 514:7668256dbe61 43 }
mbed_official 514:7668256dbe61 44
mbed_official 514:7668256dbe61 45 void port_init(port_t *obj, PortName port, int mask, PinDirection dir)
mbed_official 514:7668256dbe61 46 {
mbed_official 514:7668256dbe61 47 obj->port = port;
mbed_official 514:7668256dbe61 48 obj->mask = mask;
mbed_official 514:7668256dbe61 49 obj->reg_out = &MXC_GPIO->out_val[port];
mbed_official 514:7668256dbe61 50 obj->reg_in = &MXC_GPIO->in_val[port];
mbed_official 514:7668256dbe61 51
mbed_official 514:7668256dbe61 52 /* Ensure that the GPIO clock is enabled */
mbed_official 514:7668256dbe61 53 if (MXC_CLKMAN->clk_ctrl_1_gpio == MXC_E_CLKMAN_CLK_SCALE_DISABLED) {
mbed_official 514:7668256dbe61 54 MXC_CLKMAN->clk_ctrl_1_gpio = MXC_E_CLKMAN_CLK_SCALE_ENABLED;
mbed_official 514:7668256dbe61 55 }
mbed_official 514:7668256dbe61 56
mbed_official 514:7668256dbe61 57 uint32_t i;
mbed_official 514:7668256dbe61 58 // The function is set per pin: reuse gpio logic
mbed_official 514:7668256dbe61 59 for (i=0; i<32; i++) {
mbed_official 514:7668256dbe61 60 if (obj->mask & (1<<i)) {
mbed_official 514:7668256dbe61 61 gpio_set(port_pin(obj->port, i));
mbed_official 514:7668256dbe61 62 pin_dir(port_pin(obj->port, i), dir);
mbed_official 514:7668256dbe61 63 }
mbed_official 514:7668256dbe61 64 }
mbed_official 514:7668256dbe61 65 }
mbed_official 514:7668256dbe61 66
mbed_official 514:7668256dbe61 67 void port_mode(port_t *obj, PinMode mode)
mbed_official 514:7668256dbe61 68 {
mbed_official 514:7668256dbe61 69 uint32_t i;
mbed_official 514:7668256dbe61 70 // The mode is set per pin: reuse pinmap logic
mbed_official 514:7668256dbe61 71 for (i=0; i<32; i++) {
mbed_official 514:7668256dbe61 72 if (obj->mask & (1<<i)) {
mbed_official 514:7668256dbe61 73 pin_mode(port_pin(obj->port, i), mode);
mbed_official 514:7668256dbe61 74 }
mbed_official 514:7668256dbe61 75 }
mbed_official 514:7668256dbe61 76 }
mbed_official 514:7668256dbe61 77
mbed_official 514:7668256dbe61 78 void port_dir(port_t *obj, PinDirection dir)
mbed_official 514:7668256dbe61 79 {
mbed_official 514:7668256dbe61 80 uint32_t i;
mbed_official 514:7668256dbe61 81 // The mode is set per pin: reuse gpio logic
mbed_official 514:7668256dbe61 82 for (i=0; i<32; i++) {
mbed_official 514:7668256dbe61 83 if (obj->mask & (1<<i)) {
mbed_official 514:7668256dbe61 84 pin_dir(port_pin(obj->port, i), dir);
mbed_official 514:7668256dbe61 85 }
mbed_official 514:7668256dbe61 86 }
mbed_official 514:7668256dbe61 87 }
mbed_official 514:7668256dbe61 88
mbed_official 514:7668256dbe61 89 void port_write(port_t *obj, int value)
mbed_official 514:7668256dbe61 90 {
mbed_official 514:7668256dbe61 91 *obj->reg_out = (*obj->reg_out & ~obj->mask) | (value & obj->mask);
mbed_official 514:7668256dbe61 92 }
mbed_official 514:7668256dbe61 93
mbed_official 514:7668256dbe61 94 int port_read(port_t *obj)
mbed_official 514:7668256dbe61 95 {
mbed_official 514:7668256dbe61 96 return (*obj->reg_in & obj->mask);
mbed_official 514:7668256dbe61 97 }