| /* ------------------------------------------ |
| * Copyright (c) 2016, Synopsys, Inc. All rights reserved. |
| |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| |
| * 1) Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| |
| * 2) Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation and/or |
| * other materials provided with the distribution. |
| |
| * 3) Neither the name of the Synopsys, Inc., nor the names of its contributors may |
| * be used to endorse or promote products derived from this software without |
| * specific prior written permission. |
| |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * \version 2016.05 |
| * \date 2014-07-22 |
| * \author Wayne Ren(Wei.Ren@synopsys.com) |
| --------------------------------------------- */ |
| |
| /** |
| * \file |
| * \brief designware gpio driver |
| * \ingroup DEVICE_DW_GPIO |
| * \brief Designware GPIO driver header file |
| */ |
| |
| #ifndef _DW_GPIO_H_ |
| #define _DW_GPIO_H_ |
| |
| #include "device/device_hal/inc/dev_gpio.h" |
| |
| #include "inc/arc/arc_exception.h" |
| |
| #define DW_GPIO_PORT_A (0x00) |
| #define DW_GPIO_PORT_B (0x01) |
| #define DW_GPIO_PORT_C (0x02) |
| #define DW_GPIO_PORT_D (0x03) |
| |
| #define DW_GPIO_INT_ACT_LOW GPIO_INT_ACTIVE_LOW |
| #define DW_GPIO_INT_ACT_HIGH GPIO_INT_ACTIVE_HIGH |
| |
| #define DW_GPIO_INT_LEVEL_TRIG GPIO_INT_LEVEL_TRIG |
| #define DW_GPIO_INT_EDGE_TRIG GPIO_INT_EDGE_TRIG |
| |
| #define DW_GPIO_INT_NO_DEBOUNCE GPIO_INT_NO_DEBOUNCE |
| #define DW_GPIO_INT_DEBOUNCE GPIO_INT_DEBOUNCE |
| |
| #define DW_GPIO_ALL_ZERO (0x0) |
| #define DW_GPIO_ALL_ONE (0xffffffff) |
| #define DW_GPIO_MASK_ALL (0xffffffff) |
| #define DW_GPIO_INPUT_ALL (0x0) |
| #define DW_GPIO_OUTPUT_ALL (0xffffffff) |
| |
| /** |
| * \name DesignWare GPIO Register Structure |
| * \brief contains definitions of DesignWare GPIO register structure. |
| * @{ |
| */ |
| typedef struct port_ctrl { |
| uint32_t DR; |
| uint32_t DDR; |
| uint32_t CTRL; |
| } PORT_CTRL; |
| |
| /* DW GPIO PORTS Registers */ |
| typedef volatile struct dw_gpio_reg { |
| PORT_CTRL SWPORTS[4]; |
| uint32_t INTEN; /*!< (0x30) */ |
| uint32_t INTMASK; /*!< (0x34) */ |
| uint32_t INTTYPE_LEVEL; /*!< (0x38) */ |
| uint32_t INT_POLARITY; /*!< (0x3c) */ |
| uint32_t INTSTATUS; /*!< (0x40) */ |
| uint32_t RAW_INTSTATUS; /*!< (0x44) */ |
| uint32_t DEBOUNCE; /*!< (0x48) */ |
| uint32_t PORTA_EOI; /*!< (0x4c) */ |
| uint32_t EXT_PORTS[4]; /*!< (0x50) -A |
| (0x54) -B |
| (0x58) -C |
| (0x5c) -D */ |
| uint32_t LS_SYNC; /*!< (0x60) */ |
| uint32_t ID_CODE; /*!< (0x64) */ |
| uint32_t RESERVED_3; /*!< (0x68) */ |
| uint32_t VER_ID_CODE; /*!< (0x6c) */ |
| uint32_t CONFIG_REG2; /*!< (0x70) */ |
| uint32_t CONFIG_REG1; /*!< (0x74) */ |
| } DW_GPIO_REG, *DW_GPIO_REG_PTR; |
| /** @} */ |
| |
| /** interrupt handler for each port bit */ |
| typedef struct dw_gpio_bit_isr { |
| uint32_t int_bit_max_cnt; /*!< max bit count for each port */ |
| DEV_GPIO_HANDLER *int_bit_handler_ptr; /*!< interrupt handler pointer */ |
| } DW_GPIO_BIT_ISR, * DW_GPIO_BIT_ISR_PTR; |
| |
| /** |
| * \brief DesignWare GPIO control structure definition |
| * \details implement of dev_gpio_info::gpio_ctrl |
| */ |
| typedef struct dw_gpio_port { |
| uint32_t no; /*!< gpio port number */ |
| DW_GPIO_REG_PTR regs; /*!< gpio port register */ |
| uint32_t intno; /*!< gpio interrupt vector number */ |
| uint32_t valid_bit_mask; /*!< valid bit mask of gpio port */ |
| INT_HANDLER int_handler; /*!< gpio interrupt handler */ |
| DW_GPIO_BIT_ISR_PTR gpio_bit_isr; /*!< gpio bit handler struct */ |
| } DW_GPIO_PORT, *DW_GPIO_PORT_PTR; |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * \name DesignWare GPIO Function Declaration |
| * \brief contains declarations of designware gpio functions. |
| * \details This are only used in gpio object implementation source file |
| * @{ |
| */ |
| extern int32_t dw_gpio_open(DEV_GPIO *gpio_obj, uint32_t dir); |
| extern int32_t dw_gpio_close(DEV_GPIO *gpio_obj); |
| extern int32_t dw_gpio_read(DEV_GPIO *gpio_obj, uint32_t *val, uint32_t mask); |
| extern int32_t dw_gpio_write(DEV_GPIO *gpio_obj, uint32_t val, uint32_t mask); |
| extern int32_t dw_gpio_control(DEV_GPIO *gpio_obj, uint32_t ctrl_cmd, void *param); |
| extern int32_t dw_gpio_isr_handler(DEV_GPIO *gpio_obj, void *ptr); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /** @} */ |
| |
| #endif /* _DW_GPIO_H_ */ |