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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0419-spi-bcm2835-Disable-forced-software-CS.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0419-spi-bcm2835-Disable-forced-software-CS.patch46
1 files changed, 0 insertions, 46 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0419-spi-bcm2835-Disable-forced-software-CS.patch b/target/linux/brcm2708/patches-4.4/0419-spi-bcm2835-Disable-forced-software-CS.patch
deleted file mode 100644
index 567788f1d1..0000000000
--- a/target/linux/brcm2708/patches-4.4/0419-spi-bcm2835-Disable-forced-software-CS.patch
+++ /dev/null
@@ -1,46 +0,0 @@
-From 5f2b7d1bf699505b07eb5b05e3ad4c2619b1f578 Mon Sep 17 00:00:00 2001
-From: Phil Elwell <phil@raspberrypi.org>
-Date: Fri, 1 Jul 2016 22:09:24 +0100
-Subject: [PATCH] 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>
----
- arch/arm/boot/dts/bcm2708_common.dtsi | 2 +-
- drivers/spi/spi-bcm2835.c | 2 ++
- 2 files changed, 3 insertions(+), 1 deletion(-)
-
---- a/arch/arm/boot/dts/bcm2708_common.dtsi
-+++ b/arch/arm/boot/dts/bcm2708_common.dtsi
-@@ -183,7 +183,7 @@
- * add more gpios if necessary as <&gpio 6 1>
- * (but do not forget to make them output!)
- */
-- cs-gpios = <0>, <0>;
-+ cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
- };
-
- i2c0: i2c@7e205000 {
---- a/drivers/spi/spi-bcm2835.c
-+++ b/drivers/spi/spi-bcm2835.c
-@@ -707,6 +707,7 @@ static int bcm2835_spi_setup(struct 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;
-@@ -761,6 +762,7 @@ static int bcm2835_spi_setup(struct spi_
- * so we are setting it here explicitly
- */
- gpio_set_value(spi->cs_gpio, (spi->mode & SPI_CS_HIGH) ? 0 : 1);
-+#endif
-
- return 0;
- }