From mboxrd@z Thu Jan 1 00:00:00 1970 From: girishks2000@gmail.com (Girish K S) Date: Tue, 5 Feb 2013 15:09:44 -0800 Subject: [PATCH 4/4] spi: s3c64xx: add support for exynos5440 spi In-Reply-To: <1360105784-12282-1-git-send-email-ks.giri@samsung.com> References: <1360105784-12282-1-git-send-email-ks.giri@samsung.com> Message-ID: <1360105784-12282-5-git-send-email-ks.giri@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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: Girish K S --- drivers/spi/spi-s3c64xx.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index f06bbee..bf26abc 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1547,6 +1547,15 @@ 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 = { 0xff }, + .rx_lvl_offset = 15, + .tx_st_done = 25, + .high_speed = true, + .clk_from_cmu = true, + .quirks = S3C64XX_SPI_QUIRK_GPIO | S3C64XX_SPI_QUIRK_POLL, +}; + static struct platform_device_id s3c64xx_spi_driver_ids[] = { { .name = "s3c2443-spi", @@ -1575,6 +1584,9 @@ 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); -- 1.7.10.4