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-5.4/701-net-0002-soc-fsl-bman-map-FBPR-area-in-the-iommu.patch b/target/linux/layerscape/patches-5.4/701-net-0002-soc-fsl-bman-map-FBPR-area-in-the-iommu.patch
deleted file mode 100644
index afafe928e4..0000000000
--- a/target/linux/layerscape/patches-5.4/701-net-0002-soc-fsl-bman-map-FBPR-area-in-the-iommu.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From 55705ace9136e1c24d92d7ab23e513439eb766e7 Mon Sep 17 00:00:00 2001
-From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
-Date: Tue, 3 Apr 2018 17:55:00 +0300
-Subject: [PATCH] soc/fsl/bman: map FBPR area in the iommu
-
-Add a one-to-one iommu mapping for bman private data memory (FBPR).
-This is required for BMAN to work without faults behind an iommu.
-
-Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
----
- drivers/soc/fsl/qbman/bman_ccsr.c | 11 +++++++++++
- 1 file changed, 11 insertions(+)
-
---- a/drivers/soc/fsl/qbman/bman_ccsr.c
-+++ b/drivers/soc/fsl/qbman/bman_ccsr.c
-@@ -29,6 +29,7 @@
-  */
- 
- #include "bman_priv.h"
-+#include <linux/iommu.h>
- 
- u16 bman_ip_rev;
- EXPORT_SYMBOL(bman_ip_rev);
-@@ -210,6 +211,7 @@ static int fsl_bman_probe(struct platfor
- 	int ret, err_irq;
- 	struct device *dev = &pdev->dev;
- 	struct device_node *node = dev->of_node;
-+	struct iommu_domain *domain;
- 	struct resource *res;
- 	u16 id, bm_pool_cnt;
- 	u8 major, minor;
-@@ -257,6 +259,15 @@ static int fsl_bman_probe(struct platfor
- 
- 	dev_dbg(dev, "Allocated FBPR 0x%llx 0x%zx\n", fbpr_a, fbpr_sz);
- 
-+	/* Create an 1-to-1 iommu mapping for FBPR area */
-+	domain = iommu_get_domain_for_dev(dev);
-+	if (domain) {
-+		ret = iommu_map(domain, fbpr_a, fbpr_a, fbpr_sz,
-+				IOMMU_READ | IOMMU_WRITE | IOMMU_CACHE);
-+		if (ret)
-+			dev_warn(dev, "failed to iommu_map() %d\n", ret);
-+	}
-+
- 	bm_set_memory(fbpr_a, fbpr_sz);
- 
- 	err_irq = platform_get_irq(pdev, 0);