8063396bf3
This converts existing DECLARE_INSTANCE_CHECKER usage to OBJECT_DECLARE_SIMPLE_TYPE when possible. $ ./scripts/codeconverter/converter.py -i \ --pattern=AddObjectDeclareSimpleType $(git grep -l '' -- '*.[ch]') Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Acked-by: Paul Durrant <paul@xen.org> Message-Id: <20200916182519.415636-6-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
/*
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* IMX SPI Controller
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*
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* Copyright 2016 Jean-Christophe Dubois <jcd@tribudubois.net>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef IMX_SPI_H
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#define IMX_SPI_H
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#include "hw/sysbus.h"
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#include "hw/ssi/ssi.h"
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#include "qemu/bitops.h"
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#include "qemu/fifo32.h"
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#include "qom/object.h"
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#define ECSPI_FIFO_SIZE 64
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#define ECSPI_RXDATA 0
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#define ECSPI_TXDATA 1
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#define ECSPI_CONREG 2
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#define ECSPI_CONFIGREG 3
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#define ECSPI_INTREG 4
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#define ECSPI_DMAREG 5
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#define ECSPI_STATREG 6
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#define ECSPI_PERIODREG 7
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#define ECSPI_TESTREG 8
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#define ECSPI_MSGDATA 16
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#define ECSPI_MAX 17
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/* ECSPI_CONREG */
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#define ECSPI_CONREG_EN (1 << 0)
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#define ECSPI_CONREG_HT (1 << 1)
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#define ECSPI_CONREG_XCH (1 << 2)
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#define ECSPI_CONREG_SMC (1 << 3)
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#define ECSPI_CONREG_CHANNEL_MODE_SHIFT 4
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#define ECSPI_CONREG_CHANNEL_MODE_LENGTH 4
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#define ECSPI_CONREG_DRCTL_SHIFT 16
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#define ECSPI_CONREG_DRCTL_LENGTH 2
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#define ECSPI_CONREG_CHANNEL_SELECT_SHIFT 18
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#define ECSPI_CONREG_CHANNEL_SELECT_LENGTH 2
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#define ECSPI_CONREG_BURST_LENGTH_SHIFT 20
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#define ECSPI_CONREG_BURST_LENGTH_LENGTH 12
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/* ECSPI_CONFIGREG */
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#define ECSPI_CONFIGREG_SS_CTL_SHIFT 8
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#define ECSPI_CONFIGREG_SS_CTL_LENGTH 4
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/* ECSPI_INTREG */
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#define ECSPI_INTREG_TEEN (1 << 0)
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#define ECSPI_INTREG_TDREN (1 << 1)
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#define ECSPI_INTREG_TFEN (1 << 2)
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#define ECSPI_INTREG_RREN (1 << 3)
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#define ECSPI_INTREG_RDREN (1 << 4)
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#define ECSPI_INTREG_RFEN (1 << 5)
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#define ECSPI_INTREG_ROEN (1 << 6)
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#define ECSPI_INTREG_TCEN (1 << 7)
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/* ECSPI_DMAREG */
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#define ECSPI_DMAREG_RXTDEN (1 << 31)
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#define ECSPI_DMAREG_RXDEN (1 << 23)
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#define ECSPI_DMAREG_TEDEN (1 << 7)
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#define ECSPI_DMAREG_RX_THRESHOLD_SHIFT 16
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#define ECSPI_DMAREG_RX_THRESHOLD_LENGTH 6
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/* ECSPI_STATREG */
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#define ECSPI_STATREG_TE (1 << 0)
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#define ECSPI_STATREG_TDR (1 << 1)
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#define ECSPI_STATREG_TF (1 << 2)
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#define ECSPI_STATREG_RR (1 << 3)
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#define ECSPI_STATREG_RDR (1 << 4)
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#define ECSPI_STATREG_RF (1 << 5)
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#define ECSPI_STATREG_RO (1 << 6)
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#define ECSPI_STATREG_TC (1 << 7)
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#define EXTRACT(value, name) extract32(value, name##_SHIFT, name##_LENGTH)
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#define TYPE_IMX_SPI "imx.spi"
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OBJECT_DECLARE_SIMPLE_TYPE(IMXSPIState, IMX_SPI)
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struct IMXSPIState {
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/* <private> */
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SysBusDevice parent_obj;
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/* <public> */
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MemoryRegion iomem;
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qemu_irq irq;
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qemu_irq cs_lines[4];
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SSIBus *bus;
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uint32_t regs[ECSPI_MAX];
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Fifo32 rx_fifo;
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Fifo32 tx_fifo;
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int16_t burst_length;
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};
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#endif /* IMX_SPI_H */
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