[PATCH 3/4] spi: nxp_fspi: Support i.MX8DXL flexspi

[Ye Li]

Due to a errata on i.MX8DXL flexspi, we can't use AHB read, only can
read data from FIFO.
Add the compatible string for 8DXL and use a flag for the IPS read.

Signed-off-by: Ye Li <ye.li at nxp.com>
---
 drivers/spi/nxp_fspi.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/spi/nxp_fspi.c b/drivers/spi/nxp_fspi.c
index 2a0c1959f387..97751fac025b 100644
--- a/drivers/spi/nxp_fspi.c
+++ b/drivers/spi/nxp_fspi.c
@@ -346,6 +346,15 @@ static const struct nxp_fspi_devtype_data imx8qxp_data = {
 	.little_endian = true,  /* little-endian    */
 };
 
+static const struct nxp_fspi_devtype_data imx8dxl_data = {
+	.rxfifo = SZ_512,       /* (64  * 64 bits)  */
+	.txfifo = SZ_1K,        /* (128 * 64 bits)  */
+	.ahb_buf_size = SZ_2K,  /* (256 * 64 bits)  */
+	.quirks = FSPI_QUIRK_USE_IP_ONLY,
+	.lut_num = 32,
+	.little_endian = true,  /* little-endian    */
+};
+
 struct nxp_fspi {
 	struct udevice *dev;
 	void __iomem *iobase;
@@ -1091,6 +1100,7 @@ static const struct udevice_id nxp_fspi_ids[] = {
 	{ .compatible = "nxp,imx8mm-fspi", .data = (ulong)&imx8mm_data, },
 	{ .compatible = "nxp,imx8mp-fspi", .data = (ulong)&imx8mm_data, },
 	{ .compatible = "nxp,imx8qxp-fspi", .data = (ulong)&imx8qxp_data, },
+	{ .compatible = "nxp,imx8dxl-fspi", .data = (ulong)&imx8dxl_data, },
 	{ .compatible = "nxp,imxrt1170-fspi", .data = (ulong)&imxrt1170_data, },
 	{ }
 };
-- 
2.7.4