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, 47 deletions

diff --git a/target/linux/layerscape/patches-5.4/806-dma-0023-MLK-22284-2-dmaengine-fsl-edma-v3-check-dma-descript.patch b/target/linux/layerscape/patches-5.4/806-dma-0023-MLK-22284-2-dmaengine-fsl-edma-v3-check-dma-descript.patch
deleted file mode 100644
index c073dd5c6a..0000000000
--- a/target/linux/layerscape/patches-5.4/806-dma-0023-MLK-22284-2-dmaengine-fsl-edma-v3-check-dma-descript.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From 89885c09160b04ae2eec82cf9b35117ff6aa4c5d Mon Sep 17 00:00:00 2001
-From: Robin Gong <yibin.gong@nxp.com>
-Date: Wed, 8 May 2019 00:13:40 +0800
-Subject: [PATCH] MLK-22284-2 dmaengine: fsl-edma-v3: check dma description
- before register touch
-
-Check dma desscription firstly to ignore any unexpected interrupt
-after channel terminate, otherwise, still have chance to touch channel
-register whose power has been already off.
-
-Signed-off-by: Robin Gong <yibin.gong@nxp.com>
-Reviewed-by: S.j. Wang <shengjiu.wang@nxp.com>
-(cherry picked from commit fd073e017e317006a4c254ca5ae3ea17b6f32502)
----
- drivers/dma/fsl-edma-v3.c | 14 +++++++-------
- 1 file changed, 7 insertions(+), 7 deletions(-)
-
---- a/drivers/dma/fsl-edma-v3.c
-+++ b/drivers/dma/fsl-edma-v3.c
-@@ -708,20 +708,20 @@ static irqreturn_t fsl_edma3_tx_handler(
- 	unsigned int intr;
- 	void __iomem *base_addr;
- 
-+	spin_lock(&fsl_chan->vchan.lock);
-+
-+	/* Ignore this interrupt since channel has been disabled already */
-+	if (!fsl_chan->edesc)
-+		goto irq_handled;
-+
- 	base_addr = fsl_chan->membase;
- 
- 	intr = readl(base_addr + EDMA_CH_INT);
- 	if (!intr)
--		return IRQ_NONE;
-+		goto irq_handled;
- 
- 	writel(1, base_addr + EDMA_CH_INT);
- 
--	spin_lock(&fsl_chan->vchan.lock);
--
--	/* Ignore this interrupt since channel has been disabled already */
--	if (!fsl_chan->edesc)
--		goto irq_handled;
--
- 	if (!fsl_chan->edesc->iscyclic) {
- 		fsl_edma3_get_realcnt(fsl_chan);
- 		list_del(&fsl_chan->edesc->vdesc.node);