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| author | Oskari Lemmela <oskari@lemmela.net> | 2022-01-26 08:38:43 +0200 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2022-05-17 23:15:46 +0200 |
| commit | 95c315f2001213b80c868f021df806adea236cb2 (patch) | |
| tree | e20a53f95d43b965abf9a5ca8a328ded97139ef7 /target/linux/ath79/patches-5.10/402-v5.17-spi-ar934x-fix-transfer-and-word-delays.patch | |
| parent | 97a2012ecc245d4a3be07611e1ae7b7d5d6d4628 (diff) | |
| download | upstream-95c315f2001213b80c868f021df806adea236cb2.tar.gz upstream-95c315f2001213b80c868f021df806adea236cb2.tar.bz2 upstream-95c315f2001213b80c868f021df806adea236cb2.zip | |
ath79: fix ar934x spi driver delays
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>
(cherry picked from commit f8e65fecee1a60a5cde827d4f5df751a02916156)
Diffstat (limited to 'target/linux/ath79/patches-5.10/402-v5.17-spi-ar934x-fix-transfer-and-word-delays.patch')
| -rw-r--r-- | target/linux/ath79/patches-5.10/402-v5.17-spi-ar934x-fix-transfer-and-word-delays.patch | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/ath79/patches-5.10/402-v5.17-spi-ar934x-fix-transfer-and-word-delays.patch b/target/linux/ath79/patches-5.10/402-v5.17-spi-ar934x-fix-transfer-and-word-delays.patch new file mode 100644 index 0000000000..7ce6df6d7b --- /dev/null +++ b/target/linux/ath79/patches-5.10/402-v5.17-spi-ar934x-fix-transfer-and-word-delays.patch @@ -0,0 +1,27 @@ +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: |