[v3,4/5] mtd: mchp23k256: add partitioning support
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Message ID 20170523004317.16908-5-chris.packham@alliedtelesis.co.nz
State Accepted
Commit 2f071ff175ea221710d583222b55f915d90901f0
Headers show

Commit Message

Chris Packham May 23, 2017, 12:43 a.m. UTC
Setting the of_node for the mtd device allows the generic mtd code to
setup the partitions. Additionally we must specify a non-zero erasesize
for the partitions to be writeable.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Andrew Lunn <andrew@lunn.ch>
---
Changes in v2
- collect revew/test from Andrew
Changes in v3:
- remove setting of erasesize

 drivers/mtd/devices/mchp23k256.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/drivers/mtd/devices/mchp23k256.c b/drivers/mtd/devices/mchp23k256.c
index 2542f5b8b63f..3e5feb454644 100644
--- a/drivers/mtd/devices/mchp23k256.c
+++ b/drivers/mtd/devices/mchp23k256.c
@@ -143,6 +143,7 @@  static int mchp23k256_probe(struct spi_device *spi)
 
 	data = dev_get_platdata(&spi->dev);
 
+	mtd_set_of_node(&flash->mtd, spi->dev.of_node);
 	flash->mtd.dev.parent	= &spi->dev;
 	flash->mtd.type		= MTD_RAM;
 	flash->mtd.flags	= MTD_CAP_RAM;