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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-05-28 19:08:55 +0200 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-05-28 19:12:43 +0200 |
| commit | 77e97abf129c5028385dd72587eabab68db0d954 (patch) | |
| tree | fc52a8c2ba346da77281f00538a1eb6de49deb5d /target/linux/bcm27xx/patches-5.4/950-0671-Revert-spi-spidev-Fix-CS-polarity-if-GPIO-descriptor.patch | |
| parent | 5d3a0c6b26144eb5d62515b99613b5ad8dbdc717 (diff) | |
| download | upstream-77e97abf129c5028385dd72587eabab68db0d954.tar.gz upstream-77e97abf129c5028385dd72587eabab68db0d954.tar.bz2 upstream-77e97abf129c5028385dd72587eabab68db0d954.zip | |
bcm27xx: update to latest patches from RPi foundation
Also removes random module and switches to new bcm2711 thermal driver.
Boot tested on RPi 4B v1.1 4G.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0671-Revert-spi-spidev-Fix-CS-polarity-if-GPIO-descriptor.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0671-Revert-spi-spidev-Fix-CS-polarity-if-GPIO-descriptor.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0671-Revert-spi-spidev-Fix-CS-polarity-if-GPIO-descriptor.patch b/target/linux/bcm27xx/patches-5.4/950-0671-Revert-spi-spidev-Fix-CS-polarity-if-GPIO-descriptor.patch new file mode 100644 index 0000000000..fa01cd8532 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0671-Revert-spi-spidev-Fix-CS-polarity-if-GPIO-descriptor.patch @@ -0,0 +1,32 @@ +From 4c7f1a1c3d1bfd35b5a4089766ff0882d7b4ee0d Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.com> +Date: Mon, 20 Apr 2020 13:41:10 +0100 +Subject: [PATCH] Revert "spi: spidev: Fix CS polarity if GPIO + descriptors are used" + +This reverts commit 83b2a8fe43bda0c11981ad6afa5dd0104d78be28. +--- + drivers/spi/spidev.c | 5 ----- + 1 file changed, 5 deletions(-) + +--- a/drivers/spi/spidev.c ++++ b/drivers/spi/spidev.c +@@ -394,7 +394,6 @@ spidev_ioctl(struct file *filp, unsigned + else + retval = get_user(tmp, (u32 __user *)arg); + if (retval == 0) { +- struct spi_controller *ctlr = spi->controller; + u32 save = spi->mode; + + if (tmp & ~SPI_MODE_MASK) { +@@ -402,10 +401,6 @@ spidev_ioctl(struct file *filp, unsigned + break; + } + +- if (ctlr->use_gpio_descriptors && ctlr->cs_gpiods && +- ctlr->cs_gpiods[spi->chip_select]) +- tmp |= SPI_CS_HIGH; +- + tmp |= spi->mode & ~SPI_MODE_MASK; + spi->mode = (u16)tmp; + retval = spi_setup(spi); |