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, 77 deletions

diff --git a/target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch b/target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch
deleted file mode 100644
index 828d673c2a..0000000000
--- a/target/linux/layerscape/patches-5.4/806-dma-0014-MLK-18248-dma-fsl-edma-v3-avoid-touch-unused-edma-ch.patch
+++ /dev/null
@@ -1,77 +0,0 @@
-From 13d8031dd480b23620923c39400831f7edc68276 Mon Sep 17 00:00:00 2001
-From: Robin Gong <yibin.gong@nxp.com>
-Date: Thu, 10 May 2018 01:02:01 +0800
-Subject: [PATCH] MLK-18248: dma: fsl-edma-v3: avoid touch unused edma channel
-
-Avoid touch unused edma channel register in susped/resume, otherwise,
-kernel crash if XRDC enabled in scfw.
-
-Signed-off-by: Robin Gong <yibin.gong@nxp.com>
-Acked-by: Fugang Duan <fugang.duan@nxp.com>
-(cherry picked from commit aa221c4aba34c6ce1ce5f561fa073bb8297cc0ff)
----
- drivers/dma/fsl-edma-v3.c | 11 +++++++++++
- 1 file changed, 11 insertions(+)
-
---- a/drivers/dma/fsl-edma-v3.c
-+++ b/drivers/dma/fsl-edma-v3.c
-@@ -149,6 +149,7 @@ struct fsl_edma3_chan {
- 	enum dma_status			status;
- 	enum fsl_edma3_pm_state		pm_state;
- 	bool				idle;
-+	bool				used;
- 	struct fsl_edma3_engine		*edma3;
- 	struct fsl_edma3_desc		*edesc;
- 	struct fsl_edma3_slave_config	fsc;
-@@ -226,6 +227,8 @@ static void fsl_edma3_enable_request(str
- 
- 	val |= EDMA_CH_CSR_ERQ;
- 	writel(val, addr + EDMA_CH_CSR);
-+
-+	fsl_chan->used = true;
- }
- 
- static void fsl_edma3_disable_request(struct fsl_edma3_chan *fsl_chan)
-@@ -281,6 +284,7 @@ static int fsl_edma3_terminate_all(struc
- 	fsl_edma3_disable_request(fsl_chan);
- 	fsl_chan->edesc = NULL;
- 	fsl_chan->idle = true;
-+	fsl_chan->used = false;
- 	vchan_get_all_descriptors(&fsl_chan->vchan, &head);
- 	spin_unlock_irqrestore(&fsl_chan->vchan.lock, flags);
- 	vchan_dma_desc_free_list(&fsl_chan->vchan, &head);
-@@ -805,6 +809,7 @@ static void fsl_edma3_free_chan_resource
- 	vchan_dma_desc_free_list(&fsl_chan->vchan, &head);
- 	dma_pool_destroy(fsl_chan->tcd_pool);
- 	fsl_chan->tcd_pool = NULL;
-+	fsl_chan->used = false;
- }
- 
- static int fsl_edma3_probe(struct platform_device *pdev)
-@@ -900,6 +905,7 @@ static int fsl_edma3_probe(struct platfo
- 
- 		fsl_chan->vchan.desc_free = fsl_edma3_free_desc;
- 		vchan_init(&fsl_chan->vchan, &fsl_edma3->dma_dev);
-+		fsl_chan->used = false;
- 	}
- 
- 	mutex_init(&fsl_edma3->fsl_edma3_mutex);
-@@ -969,6 +975,8 @@ static int fsl_edma3_suspend_late(struct
- 		fsl_chan = &fsl_edma->chans[i];
- 		addr = fsl_chan->membase;
- 
-+		if (!fsl_chan->used)
-+			continue;
- 		spin_lock_irqsave(&fsl_chan->vchan.lock, flags);
- 		fsl_edma->edma_regs[i].csr = readl(addr + EDMA_CH_CSR);
- 		fsl_edma->edma_regs[i].sbr = readl(addr + EDMA_CH_SBR);
-@@ -996,6 +1004,9 @@ static int fsl_edma3_resume_early(struct
- 		fsl_chan = &fsl_edma->chans[i];
- 		addr = fsl_chan->membase;
- 
-+		if (!fsl_chan->used)
-+			continue;
-+
- 		spin_lock_irqsave(&fsl_chan->vchan.lock, flags);
- 		writel(fsl_edma->edma_regs[i].csr, addr + EDMA_CH_CSR);
- 		writel(fsl_edma->edma_regs[i].sbr, addr + EDMA_CH_SBR);