diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 04:34:46 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-11 04:34:46 -0300 |
commit | 863981e96738983919de841ec669e157e6bdaeb0 (patch) | |
tree | d6d89a12e7eb8017837c057935a2271290907f76 /drivers/spi/spi-fsl-dspi.c | |
parent | 8dec7c70575785729a6a9e6719a955e9c545bcab (diff) |
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'drivers/spi/spi-fsl-dspi.c')
-rw-r--r-- | drivers/spi/spi-fsl-dspi.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index c1a2d747b..9e9dadb52 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -121,18 +121,22 @@ enum dspi_trans_mode { struct fsl_dspi_devtype_data { enum dspi_trans_mode trans_mode; + u8 max_clock_factor; }; static const struct fsl_dspi_devtype_data vf610_data = { .trans_mode = DSPI_EOQ_MODE, + .max_clock_factor = 2, }; static const struct fsl_dspi_devtype_data ls1021a_v1_data = { .trans_mode = DSPI_TCFQ_MODE, + .max_clock_factor = 8, }; static const struct fsl_dspi_devtype_data ls2085a_data = { .trans_mode = DSPI_TCFQ_MODE, + .max_clock_factor = 8, }; struct fsl_dspi { @@ -726,6 +730,9 @@ static int dspi_probe(struct platform_device *pdev) } clk_prepare_enable(dspi->clk); + master->max_speed_hz = + clk_get_rate(dspi->clk) / dspi->devtype_data->max_clock_factor; + init_waitqueue_head(&dspi->waitq); platform_set_drvdata(pdev, master); |