From: Han Xu <han.xu@xxxxxxx>
Add driver support for imx8dxl which support read through IP bus only
and disable AHB bus due to an IC errata. Use the pre-defined quirk
FSPI_QUIRK_USE_IP_ONLY directly in device-type data to disable AHB read.
Signed-off-by: Han Xu <han.xu@xxxxxxx>
Signed-off-by: Kuldeep Singh <kuldeep.singh@xxxxxxx>
---
v2: No update
drivers/spi/spi-nxp-fspi.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c
index 829391e20e92..80a9278d91ed 100644
--- a/drivers/spi/spi-nxp-fspi.c
+++ b/drivers/spi/spi-nxp-fspi.c
@@ -346,6 +346,14 @@ 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,
+ .little_endian = true, /* little-endian */
+};
+
struct nxp_fspi {
void __iomem *iobase;
void __iomem *ahb_addr;
@@ -1168,6 +1176,7 @@ static const struct of_device_id nxp_fspi_dt_ids[] = {
{ .compatible = "nxp,lx2160a-fspi", .data = (void *)&lx2160a_data, },
{ .compatible = "nxp,imx8mm-fspi", .data = (void *)&imx8mm_data, },
{ .compatible = "nxp,imx8qxp-fspi", .data = (void *)&imx8qxp_data, },
+ { .compatible = "nxp,imx8dxl-fspi", .data = (void *)&imx8dxl_data, },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, nxp_fspi_dt_ids);
--
2.25.1
