diff options
Diffstat (limited to 'cc3200')
| -rw-r--r-- | cc3200/misc/antenna.c | 90 | ||||
| -rw-r--r-- | cc3200/misc/antenna.h | 38 |
2 files changed, 128 insertions, 0 deletions
diff --git a/cc3200/misc/antenna.c b/cc3200/misc/antenna.c new file mode 100644 index 0000000000..28ef526fee --- /dev/null +++ b/cc3200/misc/antenna.c @@ -0,0 +1,90 @@ +/* + * This file is part of the Micro Python project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Daniel Campora + * + * 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 THE + * AUTHORS OR COPYRIGHT HOLDERS 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. + */ + +#include <stdint.h> + +#include "mpconfigboard.h" +#include "inc/hw_types.h" +#include "inc/hw_gpio.h" +#include "inc/hw_ints.h" +#include "inc/hw_memmap.h" +#include "rom_map.h" +#include "pin.h" +#include "prcm.h" +#include "gpio.h" +#include "antenna.h" + + +#if MICROPY_HW_ANTENNA_DIVERSITY + +/****************************************************************************** +DEFINE CONSTANTS +******************************************************************************/ +#define REG_PAD_CONFIG_26 (0x4402E108) +#define REG_PAD_CONFIG_27 (0x4402E10C) + +/****************************************************************************** +DEFINE PUBLIC FUNCTIONS +******************************************************************************/ +void antenna_init0(void) { + + MAP_PRCMPeripheralClkEnable(PRCM_GPIOA3, PRCM_RUN_MODE_CLK); + MAP_GPIODirModeSet(GPIOA3_BASE, 0x0C, GPIO_DIR_MODE_OUT); + + // configure PIN_29 for GPIOOutput + HWREG(REG_PAD_CONFIG_26) = ((HWREG(REG_PAD_CONFIG_26) & ~(PAD_STRENGTH_MASK + | PAD_TYPE_MASK)) | (0x00000020 | 0x00000000 )); + + // set the mode + HWREG(REG_PAD_CONFIG_26) = (((HWREG(REG_PAD_CONFIG_26) & ~PAD_MODE_MASK) | + 0x00000000) & ~(3 << 10)); + + // set the direction + HWREG(REG_PAD_CONFIG_26) = ((HWREG(REG_PAD_CONFIG_26) & ~0xC00) | 0x00000800); + + + // configure PIN_30 for GPIOOutput + HWREG(REG_PAD_CONFIG_27) = ((HWREG(REG_PAD_CONFIG_27) & ~(PAD_STRENGTH_MASK + | PAD_TYPE_MASK)) | (0x00000020 | 0x00000000 )); + + // set the mode + HWREG(REG_PAD_CONFIG_27) = (((HWREG(REG_PAD_CONFIG_27) & ~PAD_MODE_MASK) | + 0x00000000) & ~(3 << 10)); + + // set the direction + HWREG(REG_PAD_CONFIG_26) = ((HWREG(REG_PAD_CONFIG_27) & ~0xC00) | 0x00000800); +} + +void antenna_select (antenna_type_t antenna_type) { + if (antenna_type == ANTENNA_TYPE_INTERNAL) { + MAP_GPIOPinWrite(GPIOA3_BASE, 0x0C, 0x04); + } else { + MAP_GPIOPinWrite(GPIOA3_BASE, 0x0C, 0x08); + } +} + +#endif + diff --git a/cc3200/misc/antenna.h b/cc3200/misc/antenna.h new file mode 100644 index 0000000000..b3b1c61624 --- /dev/null +++ b/cc3200/misc/antenna.h @@ -0,0 +1,38 @@ +/* + * This file is part of the Micro Python project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Daniel Campora + * + * 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 THE + * AUTHORS OR COPYRIGHT HOLDERS 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. + */ + +#ifndef _ANTENNA_H_ +#define _ANTENNA_H_ + +typedef enum { + ANTENNA_TYPE_INTERNAL = 0, + ANTENNA_TYPE_EXTERNAL +} antenna_type_t; + +extern void antenna_init0 (void); +extern void antenna_select (antenna_type_t antenna_type); + +#endif /* _ANTENNA_H_ */ |