target/linux/ath79/patches-5.10/0051-spi-ath79-always-call-chipselect-function.patch

   1 From: David Bauer <mail@david-bauer.net>
   2 Date: Wed, 17 Feb 2021 02:44:55 +0100
   3 Subject: [PATCH] spi: ath79: always call chipselect function
   4
   5 api-bitbang has to call the chipselect function on the ath79 SPI driver
   6 in order to communicate with the SPI slave device.
   7
   8 Fixes commit 4a07b8bcd503 ("spi: bitbang: Make chipselect callback optional")
   9
  10 Signed-off-by: David Bauer <mail@david-bauer.net>
  11
  12 --- a/drivers/spi/spi-ath79.c
  13 +++ b/drivers/spi/spi-ath79.c
  14 @@ -152,6 +152,7 @@ static int ath79_spi_probe(struct platfo
  15
  16         master->use_gpio_descriptors = true;
  17         master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32);
  18 +       master->flags = SPI_MASTER_GPIO_SS;
  19
  20         sp->bitbang.master = master;
  21         sp->bitbang.chipselect = ath79_spi_chipselect;