diff mbox

spi: omap2-mcspi: Fix modifying platform resource data

Message ID 1475245427-4140-1-git-send-email-vicky773@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vikram N Sept. 30, 2016, 2:23 p.m. UTC 
currently during probe the resource data gets modified and device
physical address remains valid only during first load. If the module is
unloaded and loaded again, the ioremp will be done on a incorrect address
as the resource was modified during previous module load.
This patch fixes this issue.

Signed-off-by: Vikram N <vicky773@gmail.com>
---
 drivers/spi/spi-omap2-mcspi.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index d5157b2..3567e1d 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -1391,15 +1391,13 @@  static int omap2_mcspi_probe(struct platform_device *pdev)
 		goto free_master;
 	}
 
-	r->start += regs_offset;
-	r->end += regs_offset;
-	mcspi->phys = r->start;
-
 	mcspi->base = devm_ioremap_resource(&pdev->dev, r);
 	if (IS_ERR(mcspi->base)) {
 		status = PTR_ERR(mcspi->base);
 		goto free_master;
 	}
+	mcspi->phys = r->start + regs_offset;
+	mcspi->base += regs_offset;
 
 	mcspi->dev = &pdev->dev;