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Commit 3cc29106 authored by Paul Cercueil's avatar Paul Cercueil Committed by Mark Brown
Browse files

spi: cadence: Init HW after reading devicetree attributes 



This will make it possible to use the settings specified in the devicetree
to configure the hardware.

Signed-off-by: default avatarPaul Cercueil <paul.cercueil@analog.com>
Signed-off-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Reviewed-by: default avatarMichal Simek <michal.simek@xilinx.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f114040e

drivers/spi/spi-cadence.c

+11 −13
Original line number Diff line number Diff line
@@ -516,6 +516,17 @@ static int cdns_spi_probe(struct platform_device *pdev) 
		goto clk_dis_apb;

	}



	ret = of_property_read_u32(pdev->dev.of_node, "num-cs", &num_cs);

	if (ret < 0)

		master->num_chipselect = CDNS_SPI_DEFAULT_NUM_CS;

	else

		master->num_chipselect = num_cs;



	ret = of_property_read_u32(pdev->dev.of_node, "is-decoded-cs",

				   &xspi->is_decoded_cs);

	if (ret < 0)

		xspi->is_decoded_cs = 0;



	/* SPI controller initializations */

	cdns_spi_init_hw(xspi);
@@ -534,19 +545,6 @@ static int cdns_spi_probe(struct platform_device *pdev) 
		goto remove_master;

	}



	ret = of_property_read_u32(pdev->dev.of_node, "num-cs", &num_cs);



	if (ret < 0)

		master->num_chipselect = CDNS_SPI_DEFAULT_NUM_CS;

	else

		master->num_chipselect = num_cs;



	ret = of_property_read_u32(pdev->dev.of_node, "is-decoded-cs",

				   &xspi->is_decoded_cs);



	if (ret < 0)

		xspi->is_decoded_cs = 0;



	master->prepare_transfer_hardware = cdns_prepare_transfer_hardware;

	master->prepare_message = cdns_prepare_message;

	master->transfer_one = cdns_transfer_one;