From c2dcb4766bcb1e3622d7579ee9d57f28dc2c2f2e Mon Sep 17 00:00:00 2001 From: Ajay Singh Date: Thu, 16 Sep 2021 16:49:20 +0000 Subject: wilc1000: handle read failure issue for clockless registers For SPI bus, the register read fails after read/write to the clockless register during chip wakeup sequence. Add workaround to send CMD_RESET command during chip wake-up sequence to overcome the issue. Signed-off-by: Ajay Singh Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20210916164902.74629-7-ajay.kathat@microchip.com --- drivers/net/wireless/microchip/wilc1000/sdio.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/wireless/microchip/wilc1000/sdio.c') diff --git a/drivers/net/wireless/microchip/wilc1000/sdio.c b/drivers/net/wireless/microchip/wilc1000/sdio.c index 42e03a701ae1..26ebf6664342 100644 --- a/drivers/net/wireless/microchip/wilc1000/sdio.c +++ b/drivers/net/wireless/microchip/wilc1000/sdio.c @@ -978,6 +978,7 @@ static const struct wilc_hif_func wilc_hif_sdio = { .hif_sync_ext = wilc_sdio_sync_ext, .enable_interrupt = wilc_sdio_enable_interrupt, .disable_interrupt = wilc_sdio_disable_interrupt, + .hif_reset = wilc_sdio_reset, }; static int wilc_sdio_resume(struct device *dev) -- cgit