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STM32F2xx: Add the SPI device

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Add the STM32F2xx SPI device.

Signed-off-by: Alistair Francis <alistair@alistair23.me>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 8197811d5c94f814fa67c6a33ca2f7fd0aa97432.1474742262.git.alistair@alistair23.me
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Alistair Francis 2016-10-04 13:28:07 +01:00 • committed by Peter Maydell
parent d1f711d407
commit 5ae74402d1
4 changed files with 299 additions and 0 deletions
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72
include/hw/ssi/stm32f2xx_spi.h Normal file
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/*
* STM32F2XX SPI
*
* Copyright (c) 2014 Alistair Francis <alistair@alistair23.me>
*
* 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 HW_STM32F2XX_SPI_H
#define HW_STM32F2XX_SPI_H
#include "hw/sysbus.h"
#include "hw/hw.h"
#include "hw/ssi/ssi.h"
#define STM_SPI_CR1 0x00
#define STM_SPI_CR2 0x04
#define STM_SPI_SR 0x08
#define STM_SPI_DR 0x0C
#define STM_SPI_CRCPR 0x10
#define STM_SPI_RXCRCR 0x14
#define STM_SPI_TXCRCR 0x18
#define STM_SPI_I2SCFGR 0x1C
#define STM_SPI_I2SPR 0x20
#define STM_SPI_CR1_SPE (1 << 6)
#define STM_SPI_CR1_MSTR (1 << 2)
#define STM_SPI_SR_RXNE 1
#define TYPE_STM32F2XX_SPI "stm32f2xx-spi"
#define STM32F2XX_SPI(obj) \
OBJECT_CHECK(STM32F2XXSPIState, (obj), TYPE_STM32F2XX_SPI)
typedef struct {
/* <private> */
SysBusDevice parent_obj;
/* <public> */
MemoryRegion mmio;
uint32_t spi_cr1;
uint32_t spi_cr2;
uint32_t spi_sr;
uint32_t spi_dr;
uint32_t spi_crcpr;
uint32_t spi_rxcrcr;
uint32_t spi_txcrcr;
uint32_t spi_i2scfgr;
uint32_t spi_i2spr;
qemu_irq irq;
SSIBus *ssi;
} STM32F2XXSPIState;
#endif /* HW_STM32F2XX_SPI_H */