diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/ath79/patches-5.4/412-spi-ath79-set-number-of-chipselect-lines.patch | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/ath79/patches-5.4/412-spi-ath79-set-number-of-chipselect-lines.patch b/target/linux/ath79/patches-5.4/412-spi-ath79-set-number-of-chipselect-lines.patch new file mode 100644 index 0000000000..614bcbcded --- /dev/null +++ b/target/linux/ath79/patches-5.4/412-spi-ath79-set-number-of-chipselect-lines.patch @@ -0,0 +1,26 @@ +From e2e9f6d9f9bd7449ff113c157b639ce1a24b9d3f Mon Sep 17 00:00:00 2001 +From: David Bauer <mail@david-bauer.net> +Date: Sat, 24 Apr 2021 16:14:48 +0200 +Subject: [PATCH 2/2] spi: ath79: set number of chipselect lines + +All chipsets from AR7100 up to QCA9563 have three dedicated chipselect +lines for the integrated SPI controller. Remove the number of +chipselects from the platform data, as there is no need to manually set +this to a different value. + +Signed-off-by: David Bauer <mail@david-bauer.net> +--- + drivers/spi/spi-ath79.c | 2 +- + include/linux/platform_data/spi-ath79.h | 1 - + 2 files changed, 1 insertion(+), 2 deletions(-) + +--- a/drivers/spi/spi-ath79.c ++++ b/drivers/spi/spi-ath79.c +@@ -187,6 +187,7 @@ static int ath79_spi_probe(struct platfo + master->use_gpio_descriptors = true; + master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32); + master->flags = SPI_MASTER_GPIO_SS; ++ master->num_chipselect = 3; + + sp->bitbang.master = master; + sp->bitbang.chipselect = ath79_spi_chipselect; |