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Commit bff82038 authored by Girish K S's avatar Girish K S Committed by Mark Brown
Browse files

spi: s3c64xx: Added support for exynos5440 spi 



This patch adds support for the exynos5440 spi controller.
The integration of the spi IP in exynos5440 is different from
other SoC's. The I/O pins are no more configured via gpio, they
have dedicated pins.

Signed-off-by: default avatarGirish K S <ks.giri@samsung.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 3146beec

drivers/spi/spi-s3c64xx.c

+12 −0
Original line number Diff line number Diff line
@@ -1609,6 +1609,15 @@ static struct s3c64xx_spi_port_config exynos4_spi_port_config = { 
	.clk_from_cmu	= true,

};



static struct s3c64xx_spi_port_config exynos5440_spi_port_config = {

	.fifo_lvl_mask	= { 0x1ff },

	.rx_lvl_offset	= 15,

	.tx_st_done	= 25,

	.high_speed	= true,

	.clk_from_cmu	= true,

	.quirks		= S3C64XX_SPI_QUIRK_POLL,

};



static struct platform_device_id s3c64xx_spi_driver_ids[] = {

	{

		.name		= "s3c2443-spi",
@@ -1637,6 +1646,9 @@ static const struct of_device_id s3c64xx_spi_dt_match[] = { 
	{ .compatible = "samsung,exynos4210-spi",

			.data = (void *)&exynos4_spi_port_config,

	},

	{ .compatible = "samsung,exynos5440-spi",

			.data = (void *)&exynos5440_spi_port_config,

	},

	{ },

};

MODULE_DEVICE_TABLE(of, s3c64xx_spi_dt_match);