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[2/8,v4] mtd: spi-nor: fsl-quadspi: Enable LS1021 support

Message ID 1436258300-21261-2-git-send-email-haikun.wang@freescale.com
State Changes Requested
Headers show

Commit Message

Haikun.Wang@freescale.com July 7, 2015, 8:38 a.m. UTC 
Add LS1021 QSPI chip special information

Signed-off-by: Haikun Wang <haikun.wang@freescale.com>
---
Changes in v4:
- Rebase with l2-mtd.git

Changes in v3:
- Rebase with l2-mtd.git

Changes in v2:
- Fix compile issue
- Add ahb_buf_size initialization
 drivers/mtd/spi-nor/fsl-quadspi.c | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c
index 7e74567..685ac97 100644
--- a/drivers/mtd/spi-nor/fsl-quadspi.c
+++ b/drivers/mtd/spi-nor/fsl-quadspi.c
@@ -195,6 +195,7 @@ 
 enum fsl_qspi_devtype {
 	FSL_QUADSPI_VYBRID,
 	FSL_QUADSPI_IMX6SX,
+	FSL_QUADSPI_LS1,
 };
 
 struct fsl_qspi_devtype_data {
@@ -218,6 +219,13 @@  static struct fsl_qspi_devtype_data imx6sx_data = {
 	.ahb_buf_size = 1024
 };
 
+static struct fsl_qspi_devtype_data ls1_data = {
+	.devtype = FSL_QUADSPI_LS1,
+	.rxfifo = 128,
+	.txfifo = 64,
+	.ahb_buf_size = 1024
+};
+
 #define FSL_QSPI_MAX_CHIP	4
 struct fsl_qspi {
 	struct mtd_info mtd[FSL_QSPI_MAX_CHIP];
@@ -671,6 +679,7 @@  static int fsl_qspi_nor_setup_last(struct fsl_qspi *q)
 static const struct of_device_id fsl_qspi_dt_ids[] = {
 	{ .compatible = "fsl,vf610-qspi", .data = (void *)&vybrid_data, },
 	{ .compatible = "fsl,imx6sx-qspi", .data = (void *)&imx6sx_data, },
+	{ .compatible = "fsl,ls1-qspi", .data = (void *)&ls1_data, },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids);