kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 28 deletions

diff --git a/target/linux/layerscape/patches-5.4/801-audio-0064-ASoC-fsl_sai-Mark-cache-dirty-at-resume.patch b/target/linux/layerscape/patches-5.4/801-audio-0064-ASoC-fsl_sai-Mark-cache-dirty-at-resume.patch
deleted file mode 100644
index 9dcab4e3bc..0000000000
--- a/target/linux/layerscape/patches-5.4/801-audio-0064-ASoC-fsl_sai-Mark-cache-dirty-at-resume.patch
+++ /dev/null
@@ -1,28 +0,0 @@
-From e89355ed8ddefc68e33a754fe8be067cee54ce62 Mon Sep 17 00:00:00 2001
-From: Daniel Baluta <daniel.baluta@nxp.com>
-Date: Wed, 19 Jun 2019 19:50:31 +0300
-Subject: [PATCH] ASoC: fsl_sai: Mark cache dirty at resume
-
-This is needed so that at resume will restore the
-correct SAI registers.
-
-Looks like the call to regcache_mark_dirty was missed when
-porting commit 760bd6187413e37c8 ("MLK-15960-2: ASoC: fsl_sai: refine
-the pm runtime function")
-
-Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
----
- sound/soc/fsl/fsl_sai.c | 2 ++
- 1 file changed, 2 insertions(+)
-
---- a/sound/soc/fsl/fsl_sai.c
-+++ b/sound/soc/fsl/fsl_sai.c
-@@ -1617,6 +1617,8 @@ static int fsl_sai_runtime_resume(struct
- 				PM_QOS_CPU_DMA_LATENCY, 0);
- 
- 	regcache_cache_only(sai->regmap, false);
-+	regcache_mark_dirty(sai->regmap);
-+
- 	regmap_write(sai->regmap, FSL_SAI_TCSR(offset), FSL_SAI_CSR_SR);
- 	regmap_write(sai->regmap, FSL_SAI_RCSR(offset), FSL_SAI_CSR_SR);
- 	usleep_range(1000, 2000);