mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-28 01:28:59 +00:00
f8e65fecee
Backport spi driver delay fixes from the 5.17-rc1 kernel. Signed-off-by: Oskari Lemmela <oskari@lemmela.net> [port also to kernel 5.15] Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
28 lines
792 B
Diff
28 lines
792 B
Diff
From c70282457c380db7deb57c81a6894debc8f88efa Mon Sep 17 00:00:00 2001
|
|
From: Oskari Lemmela <oskari@lemmela.net>
|
|
Date: Wed, 22 Dec 2021 07:59:58 +0200
|
|
Subject: [PATCH] spi: ar934x: fix transfer and word delays
|
|
|
|
Add missing delay between transferred messages and words.
|
|
|
|
Signed-off-by: Oskari Lemmela <oskari@lemmela.net>
|
|
Link: https://lore.kernel.org/r/20211222055958.1383233-3-oskari@lemmela.net
|
|
Signed-off-by: Mark Brown <broonie@kernel.org>
|
|
---
|
|
drivers/spi/spi-ar934x.c | 2 ++
|
|
1 file changed, 2 insertions(+)
|
|
|
|
--- a/drivers/spi/spi-ar934x.c
|
|
+++ b/drivers/spi/spi-ar934x.c
|
|
@@ -137,8 +137,10 @@ static int ar934x_spi_transfer_one_messa
|
|
reg >>= 8;
|
|
}
|
|
}
|
|
+ spi_delay_exec(&t->word_delay, t);
|
|
}
|
|
m->actual_length += t->len;
|
|
+ spi_transfer_delay_exec(t);
|
|
}
|
|
|
|
msg_done:
|