From: Phil Edworthy Date: Wed, 18 Sep 2019 08:04:36 +0000 (+0100) Subject: spi: dw: Add compatible string for Renesas RZ/N1 SPI Controller X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=3ade3a37bdd77319dd7865228402cf1669c9b678;p=openwrt%2Fstaging%2Fblogic.git spi: dw: Add compatible string for Renesas RZ/N1 SPI Controller The Renesas RZ/N1 SPI Controller is based on the Synopsys DW SSI, but has additional registers for software CS control and DMA. This patch does not address the changes required for DMA support, it simply adds the compatible string. The CS registers are not needed as Linux can use gpios for the CS signals. Signed-off-by: Gareth Williams Signed-off-by: Phil Edworthy Link: https://lore.kernel.org/r/1568793876-9009-5-git-send-email-gareth.williams.jx@renesas.com Signed-off-by: Mark Brown --- diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c index bd46fca3f094..b5ce8bd58d9e 100644 --- a/drivers/spi/spi-dw-mmio.c +++ b/drivers/spi/spi-dw-mmio.c @@ -223,6 +223,7 @@ static const struct of_device_id dw_spi_mmio_of_match[] = { { .compatible = "mscc,ocelot-spi", .data = dw_spi_mscc_ocelot_init}, { .compatible = "mscc,jaguar2-spi", .data = dw_spi_mscc_jaguar2_init}, { .compatible = "amazon,alpine-dw-apb-ssi", .data = dw_spi_alpine_init}, + { .compatible = "renesas,rzn1-spi", }, { /* end of table */} }; MODULE_DEVICE_TABLE(of, dw_spi_mmio_of_match);