Unverified Commit 63669902 authored by Vladimir Oltean's avatar Vladimir Oltean Committed by Mark Brown
Browse files

spi: spi-fsl-dspi: Support SPI software timestamping in all non-DMA modes 



There's no reason to keep this .ptp_sts_supported property explicitly in
devtype_data, since it can be deduced from the operating mode alone.

Signed-off-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Message-Id: <20200302001958.11105-6-olteanv@gmail.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ca5052c8

drivers/spi/spi-fsl-dspi.c

+2 −9
Original line number Diff line number Diff line
@@ -122,7 +122,6 @@ enum dspi_trans_mode { 
struct fsl_dspi_devtype_data {

	enum dspi_trans_mode	trans_mode;

	u8			max_clock_factor;

	bool			ptp_sts_supported;

	bool			xspi_mode;

	int			fifo_size;

	int			dma_bufsize;
@@ -150,48 +149,41 @@ static const struct fsl_dspi_devtype_data devtype_data[] = { 
	[LS1021A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.xspi_mode		= true,

		.fifo_size		= 4,

	},

	[LS1012A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.xspi_mode		= true,

		.fifo_size		= 16,

	},

	[LS1043A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.xspi_mode		= true,

		.fifo_size		= 16,

	},

	[LS1046A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.xspi_mode		= true,

		.fifo_size		= 16,

	},

	[LS2080A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.xspi_mode		= true,

		.fifo_size		= 4,

	},

	[LS2085A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.fifo_size		= 4,

	},

	[LX2160A] = {

		.trans_mode		= DSPI_TCFQ_MODE,

		.max_clock_factor	= 8,

		.ptp_sts_supported	= true,

		.xspi_mode		= true,

		.fifo_size		= 4,

	},
@@ -1246,7 +1238,8 @@ poll_mode: 
	ctlr->max_speed_hz =

		clk_get_rate(dspi->clk) / dspi->devtype_data->max_clock_factor;



	ctlr->ptp_sts_supported = dspi->devtype_data->ptp_sts_supported;

	if (dspi->devtype_data->trans_mode != DSPI_DMA_MODE)

		ctlr->ptp_sts_supported = true;



	platform_set_drvdata(pdev, ctlr);

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