openwrt/target/linux/lantiq/patches-3.8/0003-SPI-MIPS-lantiq-set-SP...

25 lines
875 B
Diff

From a50f7db5b527c317c4bf2ae44a4ccdc8c7e598ab Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Tue, 29 Jan 2013 21:26:39 +0100
Subject: [PATCH 03/40] SPI: MIPS: lantiq: set SPI_MASTER_HALF_DUPLEX flag
Due to hardware limitations of the spi/flash frontend of the EBU we need to set
the SPI_MASTER_HALF_DUPLEX flag.
Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
---
drivers/spi/spi-falcon.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/spi/spi-falcon.c
+++ b/drivers/spi/spi-falcon.c
@@ -423,6 +423,7 @@ static int falcon_sflash_probe(struct pl
master->mode_bits = SPI_MODE_3;
master->num_chipselect = 1;
+ master->flags = SPI_MASTER_HALF_DUPLEX;
master->bus_num = -1;
master->setup = falcon_sflash_setup;
master->prepare_transfer_hardware = falcon_sflash_prepare_xfer;