[v2] mtd: fsl-quadspi: add support for ls2080a/ls1080a

Message ID 1517332798-16644-1-git-send-email-yogeshnarayan.gaur@nxp.com
State New
Delegated to: Cyrille Pitchen
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  • [v2] mtd: fsl-quadspi: add support for ls2080a/ls1080a
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Commit Message

Yogesh Narayan Gaur Jan. 30, 2018, 5:19 p.m.
LS2080a/LS1088a supports Freescale Quad SPI controller.
Add fsl-quadspi driver support for ls2080a and ls1088a chip.

Signed-off-by: Suresh Gupta <suresh.gupta@nxp.com>
Signed-off-by: Yogesh Gaur <yogeshnarayan.gaur@nxp.com>
---
Depends on
 https://patchwork.ozlabs.org/project/linux-mtd/list/?series=26084

Changes for v2:
- Remove void * cast of_device_id structure for ls2080a_data.
- Generate patch from spi-nor/next branch.

 drivers/mtd/spi-nor/fsl-quadspi.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

Patch

diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c
index 035dacd..b9c5918 100644
--- a/drivers/mtd/spi-nor/fsl-quadspi.c
+++ b/drivers/mtd/spi-nor/fsl-quadspi.c
@@ -214,6 +214,7 @@  enum fsl_qspi_devtype {
 	FSL_QUADSPI_IMX7D,
 	FSL_QUADSPI_IMX6UL,
 	FSL_QUADSPI_LS1021A,
+	FSL_QUADSPI_LS2080A,
 };
 
 struct fsl_qspi_devtype_data {
@@ -267,6 +268,15 @@  struct fsl_qspi_devtype_data {
 	.driver_data = 0,
 };
 
+static const struct fsl_qspi_devtype_data ls2080a_data = {
+	.devtype = FSL_QUADSPI_LS2080A,
+	.rxfifo = 128,
+	.txfifo = 64,
+	.ahb_buf_size = 1024,
+	.driver_data = QUADSPI_QUIRK_TKT253890,
+};
+
+
 #define FSL_QSPI_MAX_CHIP	4
 struct fsl_qspi {
 	struct spi_nor nor[FSL_QSPI_MAX_CHIP];
@@ -821,6 +831,7 @@  static int fsl_qspi_nor_setup_last(struct fsl_qspi *q)
 	{ .compatible = "fsl,imx7d-qspi", .data = &imx7d_data, },
 	{ .compatible = "fsl,imx6ul-qspi", .data = &imx6ul_data, },
 	{ .compatible = "fsl,ls1021a-qspi", .data = (void *)&ls1021a_data, },
+	{ .compatible = "fsl,ls2080a-qspi", .data = &ls2080a_data, },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids);