linux-kernel - [PATCH v4 2/3] spi: dw: Add support for Intel Thunder Bay SPI controller

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Message-Id: <20220308103331.4116-3-nandhini.srikandan@intel.com>
Date:   Tue,  8 Mar 2022 18:33:30 +0800
From:   nandhini.srikandan@...el.com
To:     fancer.lancer@...il.com, broonie@...nel.org, robh+dt@...nel.org,
        linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     devicetree@...r.kernel.org, mgross@...ux.intel.com,
        kris.pan@...el.com, kenchappa.demakkanavar@...el.com,
        furong.zhou@...el.com, mallikarjunappa.sangannavar@...el.com,
        mahesh.r.vaidya@...el.com, nandhini.srikandan@...el.com,
        rashmi.a@...el.com
Subject: [PATCH v4 2/3] spi: dw: Add support for Intel Thunder Bay SPI controller

From: Nandhini Srikandan <nandhini.srikandan@...el.com>

Add support for Intel Thunder Bay SPI controller, which uses DesignWare
DWC_ssi core and also add common init function for both Keem Bay and
Thunder Bay.

Signed-off-by: Nandhini Srikandan <nandhini.srikandan@...el.com>
---
 drivers/spi/spi-dw-mmio.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c
index 5101c4c6017b..26c40ea6dd12 100644
--- a/drivers/spi/spi-dw-mmio.c
+++ b/drivers/spi/spi-dw-mmio.c
@@ -214,11 +214,10 @@ static int dw_spi_hssi_init(struct platform_device *pdev,
 	return 0;
 }
 
-static int dw_spi_keembay_init(struct platform_device *pdev,
-			       struct dw_spi_mmio *dwsmmio)
+static int dw_spi_intel_init(struct platform_device *pdev,
+			     struct dw_spi_mmio *dwsmmio)
 {
 	dwsmmio->dws.ip = DW_HSSI_ID;
-	dwsmmio->dws.caps = DW_SPI_CAP_KEEMBAY_MST;
 
 	return 0;
 }
@@ -349,7 +348,8 @@ static const struct of_device_id dw_spi_mmio_of_match[] = {
 	{ .compatible = "amazon,alpine-dw-apb-ssi", .data = dw_spi_alpine_init},
 	{ .compatible = "renesas,rzn1-spi", .data = dw_spi_pssi_init},
 	{ .compatible = "snps,dwc-ssi-1.01a", .data = dw_spi_hssi_init},
-	{ .compatible = "intel,keembay-ssi", .data = dw_spi_keembay_init},
+	{ .compatible = "intel,keembay-ssi", .data = dw_spi_intel_init},
+	{ .compatible = "intel,thunderbay-ssi", .data = dw_spi_intel_init},
 	{ .compatible = "microchip,sparx5-spi", dw_spi_mscc_sparx5_init},
 	{ .compatible = "canaan,k210-spi", dw_spi_canaan_k210_init},
 	{ /* end of table */}
-- 
2.17.1