This SPI controller can only write 64 bytes at a time. Add this restriction
in so that 'sf write' works correct for blocks larger than 64 bytes.
Signed-off-by: Simon Glass <s...@chromium.org>
---
Changes in v2: None
drivers/spi/ich.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c
index 9f8eab2..15213d9 100644
--- a/drivers/spi/ich.c
+++ b/drivers/spi/ich.c
@@ -147,6 +147,11 @@ struct spi_slave *spi_setup_slave(unsigned int bus,
unsigned int cs,
return NULL;
}
+ /*
+ * Yes this controller can only write a small number of bytes at
+ * once! The limit is typically 64 bytes.
+ */
+ ich->slave.max_write_size = ctlr.databytes;
ich->speed = max_hz;
return &ich->slave;
--
1.8.1.3
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