mirror of
https://github.com/Ysurac/openmptcprouter.git
synced 2025-02-15 04:42:02 +00:00
39 lines
1.1 KiB
Diff
39 lines
1.1 KiB
Diff
From 874dfddbc5d590a74738efc6a211a8fab0660d08 Mon Sep 17 00:00:00 2001
|
|
From: Phil Elwell <phil@raspberrypi.org>
|
|
Date: Fri, 1 Jul 2016 22:09:24 +0100
|
|
Subject: [PATCH 012/432] spi-bcm2835: Disable forced software CS
|
|
|
|
Select software CS in bcm2708_common.dtsi, and disable the automatic
|
|
conversion in the driver to allow hardware CS to be re-enabled with an
|
|
overlay.
|
|
|
|
See: https://github.com/raspberrypi/linux/issues/1547
|
|
|
|
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
|
|
---
|
|
drivers/spi/spi-bcm2835.c | 2 ++
|
|
1 file changed, 2 insertions(+)
|
|
|
|
diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c
|
|
index 23ec074b1fb6..f9f9bf7d0df8 100644
|
|
--- a/drivers/spi/spi-bcm2835.c
|
|
+++ b/drivers/spi/spi-bcm2835.c
|
|
@@ -705,6 +705,7 @@ static int bcm2835_spi_setup(struct spi_device *spi)
|
|
return -EINVAL;
|
|
}
|
|
|
|
+#if 0
|
|
/* now translate native cs to GPIO */
|
|
/* first look for chip select pins in the devices pin groups */
|
|
for (pingroup_index = 0;
|
|
@@ -754,6 +755,7 @@ static int bcm2835_spi_setup(struct spi_device *spi)
|
|
spi->chip_select, spi->cs_gpio, err);
|
|
return err;
|
|
}
|
|
+#endif
|
|
|
|
return 0;
|
|
}
|
|
--
|
|
2.19.1
|
|
|