From 5bd58bc309e959537e3e820abfa39ee629b140a5 Mon Sep 17 00:00:00 2001 From: Martin Braun Date: Tue, 7 Oct 2014 09:39:25 +0200 Subject: Reorganized firmware/ subdirectory (x300->usrp3, zpu->usrp2) --- firmware/zpu/lib/spi.h | 49 ------------------------------------------------- 1 file changed, 49 deletions(-) delete mode 100644 firmware/zpu/lib/spi.h (limited to 'firmware/zpu/lib/spi.h') diff --git a/firmware/zpu/lib/spi.h b/firmware/zpu/lib/spi.h deleted file mode 100644 index 125e1a502..000000000 --- a/firmware/zpu/lib/spi.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright 2012 Ettus Research LLC - * Copyright 2006,2007 Free Software Foundation, Inc. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#ifndef INCLUDED_SPI_H -#define INCLUDED_SPI_H - -#include -#include - -/*! - * \brief One time call to initialize SPI - */ -void spi_init(void); - -/*! - * \brief Wait for last SPI transaction to complete. - * Unless you need to know it completed, it's not necessary to call this. - */ -void spi_wait(void); - -#define SPI_TXONLY false // readback: no -#define SPI_TXRX true // readback: yes - -/* - * Flags for spi_transact - */ -#define SPI_PUSH_RISE (1 << 0) // push tx data on rising edge of SCLK -#define SPI_PUSH_FALL (1 << 1) // push tx data on falling edge of SCLK -#define SPI_LATCH_RISE (1 << 2) // latch rx data on rising edge of SCLK -#define SPI_LATCH_FALL (1 << 3) // latch rx data on falling edge of SCLK - -uint32_t spi_transact(bool readback, int slave, uint32_t data, int length, uint32_t flags); - -#endif /* INCLUDED_SPI_H */ -- cgit v1.2.3