55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
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* Copyright (C) 2018 Marcus Comstedt
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef BSP_GCTL_H_
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#define BSP_GCTL_H_
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#include <stdint.h>
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#ifndef PLL_FBDIV
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#define PLL_FBDIV 21 /* -> SYS_CLK = 403200000 */
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#endif
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#define SYS_CLK (19200000 * PLL_FBDIV)
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#ifndef CPU_DIV
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#define CPU_DIV 2
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#endif
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#define CPU_CLK (SYS_CLK / CPU_DIV)
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/* Alternate function for GPIO 33-57 */
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typedef enum {
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FX3_GCTL_ALTFUNC_GPIO = 0,
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FX3_GCTL_ALTFUNC_GPIO_UART = 1,
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FX3_GCTL_ALTFUNC_GPIO_SPI = 2,
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FX3_GCTL_ALTFUNC_GPIO_I2S = 3,
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FX3_GCTL_ALTFUNC_UART_SPI_I2S = 4,
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FX3_GCTL_ALTFUNC_GPIF32BIT_UART_I2S = 5
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} Fx3GctlPinAltFunc_t;
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extern void Fx3GctlInitClock(void);
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extern void Fx3GctlInitIoMatrix(Fx3GctlPinAltFunc_t alt_func);
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extern void Fx3GctlHardReset(void);
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#endif /* BSP_GCTL_H_ */
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