diff options
Diffstat (limited to 'drivers/spi/spi-pxa2xx.c')
| -rw-r--r-- | drivers/spi/spi-pxa2xx.c | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index f66995353e7..f440dcee852 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -881,21 +881,6 @@ static int setup(struct spi_device *spi) rx_thres = RX_THRESH_DFLT; } - if (!pxa25x_ssp_comp(drv_data) - && (spi->bits_per_word < 4 || spi->bits_per_word > 32)) { - dev_err(&spi->dev, "failed setup: ssp_type=%d, bits/wrd=%d " - "b/w not 4-32 for type non-PXA25x_SSP\n", - drv_data->ssp_type, spi->bits_per_word); - return -EINVAL; - } else if (pxa25x_ssp_comp(drv_data) - && (spi->bits_per_word < 4 - || spi->bits_per_word > 16)) { - dev_err(&spi->dev, "failed setup: ssp_type=%d, bits/wrd=%d " - "b/w not 4-16 for type PXA25x_SSP\n", - drv_data->ssp_type, spi->bits_per_word); - return -EINVAL; - } - /* Only alloc on first setup */ chip = spi_get_ctldata(spi); if (!chip) { @@ -1011,9 +996,6 @@ static int setup(struct spi_device *spi) chip->n_bytes = 4; chip->read = u32_reader; chip->write = u32_writer; - } else { - dev_err(&spi->dev, "invalid wordsize\n"); - return -ENODEV; } chip->bits_per_word = spi->bits_per_word; @@ -1053,7 +1035,7 @@ pxa2xx_spi_acpi_get_pdata(struct platform_device *pdev) acpi_bus_get_device(ACPI_HANDLE(&pdev->dev), &adev)) return NULL; - pdata = devm_kzalloc(&pdev->dev, sizeof(*ssp), GFP_KERNEL); + pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) { dev_err(&pdev->dev, "failed to allocate memory for platform data\n"); @@ -1161,11 +1143,13 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) drv_data->ioaddr = ssp->mmio_base; drv_data->ssdr_physical = ssp->phys_base + SSDR; if (pxa25x_ssp_comp(drv_data)) { + master->bits_per_word_mask = SPI_BPW_RANGE_MASK(4, 16); drv_data->int_cr1 = SSCR1_TIE | SSCR1_RIE; drv_data->dma_cr1 = 0; drv_data->clear_sr = SSSR_ROR; drv_data->mask_sr = SSSR_RFS | SSSR_TFS | SSSR_ROR; } else { + master->bits_per_word_mask = SPI_BPW_RANGE_MASK(4, 32); drv_data->int_cr1 = SSCR1_TIE | SSCR1_RIE | SSCR1_TINTE; drv_data->dma_cr1 = DEFAULT_DMA_CR1; drv_data->clear_sr = SSSR_ROR | SSSR_TINT; @@ -1270,9 +1254,6 @@ static int pxa2xx_spi_remove(struct platform_device *pdev) /* Disconnect from the SPI framework */ spi_unregister_master(drv_data->master); - /* Prevent double remove */ - platform_set_drvdata(pdev, NULL); - return 0; } |