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Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0134-spi-spi-bcm2835-Disable-forced-software-CS.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0134-spi-spi-bcm2835-Disable-forced-software-CS.patch47
1 files changed, 0 insertions, 47 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0134-spi-spi-bcm2835-Disable-forced-software-CS.patch b/target/linux/bcm27xx/patches-5.4/950-0134-spi-spi-bcm2835-Disable-forced-software-CS.patch
deleted file mode 100644
index cfb46d8791..0000000000
--- a/target/linux/bcm27xx/patches-5.4/950-0134-spi-spi-bcm2835-Disable-forced-software-CS.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From dc1e3fefce7abd7532fbc74e26df61a8ced1dcd6 Mon Sep 17 00:00:00 2001
-From: Phil Elwell <phil@raspberrypi.org>
-Date: Tue, 15 Jan 2019 12:41:15 +0000
-Subject: [PATCH] spi: spi-bcm2835: Disable forced software CS
-
-With GPIO CS used by the DTBs, allow hardware CS to be selected by an
-overlay.
-
-Signed-off-by: Phil Elwell <phil@raspberrypi.org>
----
- drivers/spi/spi-bcm2835.c | 37 -------------------------------------
- 1 file changed, 37 deletions(-)
-
---- a/drivers/spi/spi-bcm2835.c
-+++ b/drivers/spi/spi-bcm2835.c
-@@ -1236,31 +1236,6 @@ static int bcm2835_spi_setup(struct spi_
- return -EINVAL;
- }
-
-- /*
-- * Translate native CS to GPIO
-- *
-- * FIXME: poking around in the gpiolib internals like this is
-- * not very good practice. Find a way to locate the real problem
-- * and fix it. Why is the GPIO descriptor in spi->cs_gpiod
-- * sometimes not assigned correctly? Erroneous device trees?
-- */
--
-- /* get the gpio chip for the base */
-- chip = gpiochip_find("pinctrl-bcm2835", chip_match_name);
-- if (!chip)
-- return 0;
--
-- spi->cs_gpiod = gpiochip_request_own_desc(chip, 8 - spi->chip_select,
-- DRV_NAME,
-- GPIO_LOOKUP_FLAGS_DEFAULT,
-- GPIOD_OUT_LOW);
-- if (IS_ERR(spi->cs_gpiod))
-- return PTR_ERR(spi->cs_gpiod);
--
-- /* and set up the "mode" and level */
-- dev_info(&spi->dev, "setting up native-CS%i to use GPIO\n",
-- spi->chip_select);
--
- return 0;
- }
-