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Diffstat (limited to 'esp8266/hspi.h')
-rw-r--r-- | esp8266/hspi.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/esp8266/hspi.h b/esp8266/hspi.h deleted file mode 100644 index c68366ef44..0000000000 --- a/esp8266/hspi.h +++ /dev/null @@ -1,79 +0,0 @@ -/* -* The MIT License (MIT) -* -* Copyright (c) 2015 David Ogilvy (MetalPhreak) -* Modified 2016 by Radomir Dopieralski -* -* 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 SPI_APP_H -#define SPI_APP_H - -#include "hspi_register.h" -#include "ets_sys.h" -#include "osapi.h" -#include "os_type.h" - -// Define SPI hardware modules -#define SPI 0 -#define HSPI 1 - -#define SPI_CLK_USE_DIV 0 -#define SPI_CLK_80MHZ_NODIV 1 - -#define SPI_BYTE_ORDER_HIGH_TO_LOW 1 -#define SPI_BYTE_ORDER_LOW_TO_HIGH 0 - -#ifndef CPU_CLK_FREQ //Should already be defined in eagle_soc.h -#define CPU_CLK_FREQ (80 * 1000000) -#endif - -// Define some default SPI clock settings -#define SPI_CLK_PREDIV 10 -#define SPI_CLK_CNTDIV 2 -#define SPI_CLK_FREQ (CPU_CLK_FREQ / (SPI_CLK_PREDIV * SPI_CLK_CNTDIV)) -// 80 / 20 = 4 MHz - -void spi_init(uint8_t spi_no); -void spi_mode(uint8_t spi_no, uint8_t spi_cpha,uint8_t spi_cpol); -void spi_init_gpio(uint8_t spi_no, uint8_t sysclk_as_spiclk); -void spi_clock(uint8_t spi_no, uint16_t prediv, uint8_t cntdiv); -void spi_tx_byte_order(uint8_t spi_no, uint8_t byte_order); -void spi_rx_byte_order(uint8_t spi_no, uint8_t byte_order); -uint32_t spi_transaction(uint8_t spi_no, uint8_t cmd_bits, uint16_t cmd_data, - uint32_t addr_bits, uint32_t addr_data, - uint32_t dout_bits, uint32_t dout_data, - uint32_t din_bits, uint32_t dummy_bits); -void spi_tx8fast(uint8_t spi_no, uint8_t dout_data); - -// Expansion Macros -#define spi_busy(spi_no) READ_PERI_REG(SPI_CMD(spi_no))&SPI_USR - -#define spi_txd(spi_no, bits, data) spi_transaction(spi_no, 0, 0, 0, 0, bits, (uint32_t) data, 0, 0) -#define spi_tx8(spi_no, data) spi_transaction(spi_no, 0, 0, 0, 0, 8, (uint32_t) data, 0, 0) -#define spi_tx16(spi_no, data) spi_transaction(spi_no, 0, 0, 0, 0, 16, (uint32_t) data, 0, 0) -#define spi_tx32(spi_no, data) spi_transaction(spi_no, 0, 0, 0, 0, 32, (uint32_t) data, 0, 0) - -#define spi_rxd(spi_no, bits) spi_transaction(spi_no, 0, 0, 0, 0, 0, 0, bits, 0) -#define spi_rx8(spi_no) spi_transaction(spi_no, 0, 0, 0, 0, 0, 0, 8, 0) -#define spi_rx16(spi_no) spi_transaction(spi_no, 0, 0, 0, 0, 0, 0, 16, 0) -#define spi_rx32(spi_no) spi_transaction(spi_no, 0, 0, 0, 0, 0, 0, 32, 0) - -#endif |