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Diff: targets/TARGET_Maxim/TARGET_MAX32625/mxc/ioman.h
- Revision:
- 150:02e0a0aed4ec
diff -r 156823d33999 -r 02e0a0aed4ec targets/TARGET_Maxim/TARGET_MAX32625/mxc/ioman.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_Maxim/TARGET_MAX32625/mxc/ioman.h Tue Nov 08 17:45:16 2016 +0000
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+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *
+ * $Date: 2016-06-14 15:52:19 -0500 (Tue, 14 Jun 2016) $
+ * $Revision: 23326 $
+ *
+ ******************************************************************************/
+
+/**
+ * @file ioman.h
+ * @brief IOMAN provides IO Management to the device. The functions in this
+ * API enable requesting port pin assignment and release for all peripherals
+ * with external I/O. Port pin mapping support is included for peripherals
+ * that can support more than one pin mapping in a package.
+ */
+
+#ifndef _IOMAN_H_
+#define _IOMAN_H_
+
+#include "mxc_config.h"
+#include "ioman_regs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/***** Definitions *****/
+
+/** @brief Aliases for IOMAN package mapping field values. Refer to the
+ * User's Guide for pinouts for each mapping.
+ */
+typedef enum {
+ IOMAN_MAP_UNUSED = 0, /**< Pin is not used */
+ IOMAN_MAP_A = 0, /**< Pin Mapping A */
+ IOMAN_MAP_B = 1, /**< Pin Mapping B */
+}
+ioman_map_t;
+
+/** @brief Typing of IOMAN Req and Ack register fields */
+typedef union {
+ uint32_t value;
+ mxc_ioman_spix_req_t spix; /**< SPIX IOMAN configuration struct */
+ mxc_ioman_uart0_req_t uart; /**< UART IOMAN configuration struct, see mxc_ioman_uart0_req_t */
+ mxc_ioman_i2cm0_req_t i2cm; /**< I2C Master 0 IOMAN configuration struct, see mxc_ioman_i2cm0_req_t */
+ mxc_ioman_i2cs_req_t i2cs; /**< I2C Slave IOMAN configuration struct, see mxc_ioman_i2cs_req_t */
+ mxc_ioman_spim0_req_t spim0; /**< SPI Master 0 IOMAN configuration struct, see mxc_ioman_spim0_req_t */
+ mxc_ioman_spim1_req_t spim1; /**< SPI Master 1 IOMAN configuration struct, see mxc_ioman_spim1_req_t */
+ mxc_ioman_spim2_req_t spim2; /**< SPI Master 2 IOMAN configuration struct, see mxc_ioman_spim1_req_t */
+ mxc_ioman_spis_req_t spis; /**< SPI Slave IOMAN configuration struct, see mxc_ioman_spis_req_t */
+ mxc_ioman_owm_req_t owm; /**< 1-Wire Master IOMAN configuration struct, see mxc_ioman_owm_req_t */
+} ioman_req_t;
+
+/** @brief IOMAN configuration object */
+typedef struct {
+ volatile uint32_t *req_reg; /** Pointer to an IOMAN request register */
+ volatile uint32_t *ack_reg; /** Pointer to an IOMAN acknowledge register */
+ ioman_req_t req_val; /** IOMAN request register value, see ioman_req_t */
+} ioman_cfg_t;
+
+
+/***** Function Prototypes *****/
+
+/**
+ * @brief Configure the IO Manager using the specified configuration object.
+ * @param cfg IOMAN configuration object
+ * @returns E_NO_ERROR Configuration successful
+ */
+int IOMAN_Config(const ioman_cfg_t *cfg);
+
+/**
+ * @brief Create an IOMAN configuration object for the SPI XIP module. Call IOMAN_Config with this object.
+ * @param core Request (1) or release (0) SPIX core external pins
+ * @param ss0 Request (1) or release (0) slave select 0 active out
+ * @param ss1 Request (1) or release (0) slave select 1 active out
+ * @param ss2 Request (1) or release (0) slave select 2 active out
+ * @param quad Request (1) or release (0) quad IO
+ * @param fast Request (1) or release (0) fast mode
+ * @returns io_man_cfg_t IOMAN configuration object for the SPI XIP module.
+ */
+ioman_cfg_t IOMAN_SPIX(int core, int ss0, int ss1, int ss2, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a UART module. Call IOMAN_Config with this object.
+ * @param idx Index of the UART module
+ * @param io_map Set the pin mapping for RX/TX pins, see ioman_map_t
+ * @param cts_map Set the pin mapping for CTS pin, see ioman_map_t
+ * @param rts_map Set the pin mapping for RTS pin, see ioman_map_t
+ * @param io_en Request (1) or release (0) RX and TX pins
+ * @param cts_en Request (1) or release (0) CTS pin
+ * @param rts_en Request (1) or release (0) RTS pin
+ * @returns ioman_cfg_t IOMAN configuration object for the UART module
+ */
+ioman_cfg_t IOMAN_UART(int idx, ioman_map_t io_map, ioman_map_t cts_map, ioman_map_t rts_map, int io_en, int cts_en, int rts_en);
+
+/**
+ * @brief Create an IOMAN configuration object for the I2CM module. Call IOMAN_Config with this object.
+ * @param idx Index of the I2CM module
+ * @param io_en Request (1) or release (0) the I/O for the I2CM0 module
+ * @param scl_mode Set SCL in Push/Pull mode (1) or open-drain (0).
+ * @returns ioman_cfg_t IOMAN configuration object for the I2CM0 module.
+ */
+ioman_cfg_t IOMAN_I2CM(int idx, int io_en, int scl_mode);
+
+/**
+ * @brief Create an IOMAN configuration object for an I2C slave module. Call IOMAN_Config with this object.
+ * @param map Select the pin mapping for all configured pins, see ioman_map_t
+ * @param io_en Request (1) or release (0) the I/O for this module
+ * @returns ioman_cfg_t IOMAN configuration object for the I2CS module
+ */
+ioman_cfg_t IOMAN_I2CS(ioman_map_t map, int io_en);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPI Master (SPIM) module. Call IOMAN_Config with this object.
+ * @param io_en Request (1) or release (0) the core IO for the module
+ * @param ss0 Request (1) or release (0) slave select 0
+ * @param ss1 Request (1) or release (0) slave select 1
+ * @param ss2 Request (1) or release (0) slave select 2
+ * @param ss3 Request (1) or release (0) slave select 3
+ * @param ss4 Request (1) or release (0) slave select 4
+ * @param quad Request (1) or release (0) quad IO
+ * @param fast Request (1) or release (0) fast mode
+ * @returns ioman_cfg_t IOMAN configuration object for an SPIM0 module
+ */
+ioman_cfg_t IOMAN_SPIM0(int io_en, int ss0, int ss1, int ss2, int ss3, int ss4, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPIM module. Call IOMAN_Config with this object.
+ * @param io_en Request (1) or release (0) the core IO for the module
+ * @param ss0 Request (1) or release (0) slave select 0
+ * @param ss1 Request (1) or release (0) slave select 1
+ * @param ss2 Request (1) or release (0) slave select 2
+ * @param quad Request (1) or release (0) quad IO
+ * @param fast Request (1) or release (0) fast mode
+ * @returns ioman_cfg_t IOMAN configuration object for the SPIM1 module.
+ */
+ioman_cfg_t IOMAN_SPIM1(int io_en, int ss0, int ss1, int ss2, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPI module. Call IOMAN_Config with this object.
+ * @param io_en Request (1) or release (0) the core IO for the module
+ * @param ss0 Request (1) or release (0) slave select 0
+ * @param ss1 Request (1) or release (0) slave select 1
+ * @param ss2 Request (1) or release (0) slave select 2
+ * @param sr0 Request (1) or release (0) slave ready 0
+ * @param sr1 Request (1) or release (0) slave ready 1
+ * @param fast Request (1) or release (0) fast mode
+ * @returns ioman_cfg_t IOMAN configuration object for the SPIM2 module
+ */
+ioman_cfg_t IOMAN_SPIM2(int io_en, int ss0, int ss1, int ss2, int sr0, int sr1, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPI module. Call IOMAN_Config with this object.
+ * @param io_en Request (1) or release (0) the core IO for the module
+ * @param quad Request (1) or release (0) quad IO
+ * @param fast Request (1) or release (0) fast mode
+ * @returns ioman_cfg_t IOMAN configuration object for the SPIM2 module
+ */
+ioman_cfg_t IOMAN_SPIS(int io_en, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for the 1-Wire Master module. Call IOMAN_Config with this object.
+ * @param io_en Request (1) or release (0) the core IO for the module
+ * @param epu Request (1) or release (0) external pullup
+ * @returns ioman_cfg_t IOMAN configuration object for the OWM module
+ */
+ioman_cfg_t IOMAN_OWM(int io_en, int epu);
+
+/**
+ * @}
+ */
+
+/******************************************************************************/
+/* All the function prototypes above are implemented as macros below. The
+ * above prototypes are for simplicity in doxygen.
+ */
+#define IOMAN_SPIX(c, ss0, ss1, ss2, q, f) { \
+ .req_reg = &MXC_IOMAN->spix_req, \
+ .ack_reg = &MXC_IOMAN->spix_ack, \
+ .req_val.spix = { .core_io_req = c, \
+ .ss0_io_req = ss0, \
+ .ss1_io_req = ss1, \
+ .ss2_io_req = ss2, \
+ .quad_io_req = q, \
+ .fast_mode = f } }
+
+#define IOMAN_UART(i, im, cm, rm, ien, cen, ren) { \
+ .req_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->uart0_req) + (i * 2*sizeof(uint32_t))), \
+ .ack_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->uart0_ack) + (i * 2*sizeof(uint32_t))), \
+ .req_val.uart = { .io_map = im, \
+ .cts_map = cm, \
+ .rts_map = rm, \
+ .io_req = ien, \
+ .cts_io_req = cen, \
+ .rts_io_req = ren } }
+
+#define IOMAN_I2CM(i, ien, scl_mode) { \
+ .req_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->i2cm0_req) + (i * 2*sizeof(uint32_t))), \
+ .ack_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->i2cm0_ack) + (i * 2*sizeof(uint32_t))), \
+ .req_val.i2cm = { .mapping_req = ien, \
+ .scl_push_pull = scl_mode } }
+
+#define IOMAN_I2CS(m, ien) { \
+ .req_reg = &MXC_IOMAN->i2cs_req, \
+ .ack_reg = &MXC_IOMAN->i2cs_ack, \
+ .req_val.i2cs = { .io_sel = m, \
+ .mapping_req = ien } }
+
+#define IOMAN_SPIM0(io, ss0, ss1, ss2, ss3, ss4, q, f) { \
+ .req_reg = &MXC_IOMAN->spim0_req, \
+ .ack_reg = &MXC_IOMAN->spim0_ack, \
+ .req_val.spim0 = { .core_io_req = io, \
+ .ss0_io_req = ss0, \
+ .ss1_io_req = ss1, \
+ .ss2_io_req = ss2, \
+ .ss3_io_req = ss3, \
+ .ss4_io_req = ss4, \
+ .quad_io_req = q, \
+ .fast_mode = f } }
+
+#define IOMAN_SPIM1(io, ss0, ss1, ss2, q, f) { \
+ .req_reg = &MXC_IOMAN->spim1_req, \
+ .ack_reg = &MXC_IOMAN->spim1_ack, \
+ .req_val.spim1 = { .core_io_req = io, \
+ .ss0_io_req = ss0, \
+ .ss1_io_req = ss1, \
+ .ss2_io_req = ss2, \
+ .quad_io_req = q, \
+ .fast_mode = f } }
+
+#define IOMAN_SPIM2(io, ss0, ss1, ss2, sr0, sr1, q, f) { \
+ .req_reg = &MXC_IOMAN->spim2_req, \
+ .ack_reg = &MXC_IOMAN->spim2_ack, \
+ .req_val.spim2 = { .mapping_req = 0, \
+ .core_io_req = io, \
+ .ss0_io_req = ss0, \
+ .ss1_io_req = ss1, \
+ .ss2_io_req = ss2, \
+ .sr0_io_req = sr0, \
+ .sr1_io_req = sr1, \
+ .quad_io_req = q, \
+ .fast_mode = f } }
+
+#define IOMAN_SPIS(io, q, f) { \
+ .req_reg = &MXC_IOMAN->spis_req, \
+ .ack_reg = &MXC_IOMAN->spis_ack, \
+ .req_val.spis = { .core_io_req = io, \
+ .quad_io_req = q, \
+ .fast_mode = f } }
+
+#define IOMAN_OWM(io, p) { \
+ .req_reg = &MXC_IOMAN->owm_req, \
+ .ack_reg = &MXC_IOMAN->owm_ack, \
+ .req_val.owm = { .mapping_req = io, \
+ .epu_io_req = p } }
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _IOMAN_H_ */