gnu: Remove linux-libre 5.4.

gnu/packages/linux.scm (linux-libre-5.4-version, linux-libre-5.4-gnu-revision,
deblob-scripts-5.4, linux-libre-5.4-pristine-source, linux-libre-5.4-source,
linux-libre-headers-5.4, linux-libre-5.4, linux-libre-headers-5.4,
linux-libre-arm-generic-5.4, linux-libre-arm64-generic-5.4): Remove variables.
* gnu/packages/patches/linux-libre-support-for-Pinebook-Pro.patch: Delete
file.
* gnu/local.mk [dist_patch_DATA]: Deregister patch.
* gnu/packages/aux-files/linux-libre/5.4-arm.conf,
gnu/packages/aux-files/linux-libre/5.4-arm64.conf,
gnu/packages/aux-files/linux-libre/5.4-i686.conf,
gnu/packages/aux-files/linux-libre/5.4-x86_64.conf: Delete files.
* Makefile.am [AUX_FILES]: Deregister them.
* gnu/packages/android.scm (adb)[native-inputs]: Use linux-libre-headers-5.15.
* gnu/packages/vpn.scm (wireguard-linux-compat): Remove variable.
* gnu/tests/base.scm (%test-linux-libre-5.4): Remove variable.

Makefile.am

@@ -481,10 +481,6 @@ AUX_FILES =						\
   gnu/packages/aux-files/linux-libre/5.10-arm64.conf	\
   gnu/packages/aux-files/linux-libre/5.10-i686.conf	\
   gnu/packages/aux-files/linux-libre/5.10-x86_64.conf	\
-  gnu/packages/aux-files/linux-libre/5.4-arm.conf	\
-  gnu/packages/aux-files/linux-libre/5.4-arm64.conf	\
-  gnu/packages/aux-files/linux-libre/5.4-i686.conf	\
-  gnu/packages/aux-files/linux-libre/5.4-x86_64.conf	\
   gnu/packages/aux-files/ovmf/51-edk2-ovmf-2m-raw-x64-nosb.json	\
   gnu/packages/aux-files/pack-audit.c			\
   gnu/packages/aux-files/python/sanity-check.py		\

gnu/local.mk

@@ -1842,7 +1842,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/linphone-desktop-ispell.patch	\
   %D%/packages/patches/linphone-desktop-qtkeychain.patch	\
   %D%/packages/patches/linux-libre-infodocs-target.patch	\
-  %D%/packages/patches/linux-libre-support-for-Pinebook-Pro.patch \
   %D%/packages/patches/linux-libre-arm64-mnt-reform-revert-phy-rockchip-samsung.patch	\
   %D%/packages/patches/linux-libre-arm64-mnt-reform-revert-rk-samsung-hdptx.patch	\
   %D%/packages/patches/linux-libre-arm64-mnt-reform-revert-vop2-display-modes.patch	\

gnu/packages/android.scm

@@ -426,7 +426,7 @@ various Android core host applications.")
            (lambda* (#:key inputs outputs #:allow-other-keys)
              (install-file "diagnose_usb.h" (string-append (assoc-ref outputs "out") "/include"))
              #t)))))
-    (native-inputs (list linux-libre-headers-5.4 gcc-11))
+    (native-inputs (list linux-libre-headers-5.15 gcc-11))
     (inputs
      (list android-libbase android-libcutils android-liblog openssl))
     (home-page "https://developer.android.com/studio/command-line/adb.html")

gnu/packages/linux.scm

@@ -639,21 +639,6 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
                             (%upstream-linux-source version hash)
                             deblob-scripts-5.10)))
 
-(define-public linux-libre-5.4-version "5.4.302")
-(define-public linux-libre-5.4-gnu-revision "gnu1")
-(define deblob-scripts-5.4
-  (linux-libre-deblob-scripts
-   linux-libre-5.4-version
-   linux-libre-5.4-gnu-revision
-   (base32 "168ysrpcbfhm6s71l9w8ibjq2frjmiaixc2wbsq86gx2zw6zyb5p")
-   (base32 "0l7pwhgw9laxfypcpqlz411x3hybcw2269abh3lpcw96bgv5m1k2")))
-(define-public linux-libre-5.4-pristine-source
-  (let ((version linux-libre-5.4-version)
-        (hash (base32 "0ga2q6lf6xvb7pb6kn2prgywsvsavb4kwygsn37xd91ay43k4smf")))
-   (make-linux-libre-source version
-                            (%upstream-linux-source version hash)
-                            deblob-scripts-5.4)))
-
 (define %boot-logo-patch
   ;; Linux-Libre boot logo featuring Freedo and a gnu.
   (origin
@@ -720,15 +705,6 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
                        (list %boot-logo-patch
                              %linux-libre-arm-export-__sync_icache_dcache-patch)))
 
-(define-public linux-libre-5.4-source
-  (source-with-patches linux-libre-5.4-pristine-source
-                       (list %boot-logo-patch
-                             %linux-libre-arm-export-__sync_icache_dcache-patch
-                             ;; Pinebook Pro patch from linux-next,
-                             ;; can be dropped for linux-libre 5.7
-                             (search-patch
-                              "linux-libre-support-for-Pinebook-Pro.patch"))))
-
 
 ;;;
 ;;; Kernel headers.
@@ -848,11 +824,6 @@ corresponding UPSTREAM-SOURCE (an origin), using the given DEBLOB-SCRIPTS."
                              linux-libre-5.10-gnu-revision
                              linux-libre-5.10-source))
 
-(define-public linux-libre-headers-5.4
-  (make-linux-libre-headers* linux-libre-5.4-version
-                             linux-libre-5.4-gnu-revision
-                             linux-libre-5.4-source))
-
 ;; The following package is used in the early bootstrap, and thus must be kept
 ;; stable and with minimal build requirements.
 (define-public linux-libre-headers-6.12.17
@@ -1252,14 +1223,6 @@ Linux kernel.  It has been modified to remove all non-free binary blobs.")
                        "aarch64-linux" "powerpc64le-linux" "riscv64-linux")
                      #:configuration-file kernel-config))
 
-(define-public linux-libre-5.4
-  (make-linux-libre* linux-libre-5.4-version
-                     linux-libre-5.4-gnu-revision
-                     linux-libre-5.4-source
-                     '("x86_64-linux" "i686-linux" "armhf-linux"
-                       "aarch64-linux" "powerpc64le-linux" "riscv64-linux")
-                     #:configuration-file kernel-config))
-
 ;; Linux-Libre-LTS points to the *newest* released long-term support version of
 ;; Linux-Libre.
 ;; Reference: <https://www.kernel.org/category/releases.html>
@@ -1320,19 +1283,6 @@ Linux kernel.  It has been modified to remove all non-free binary blobs.")
                         ("CONFIG_RTC_DRV_RK808" . #t))
                       (default-extra-linux-options linux-libre-5.10-version))))
 
-(define-public linux-libre-arm-generic-5.4
-  (make-linux-libre* linux-libre-5.4-version
-                     linux-libre-5.4-gnu-revision
-                     linux-libre-5.4-source
-                     '("armhf-linux")
-                     #:defconfig "multi_v7_defconfig"
-                     #:extra-version "arm-generic"
-                     #:extra-options
-                     (append
-                      `(;; needed to fix the RTC on rockchip platforms
-                        ("CONFIG_RTC_DRV_RK808" . #t))
-                      (default-extra-linux-options linux-libre-5.4-version))))
-
 (define-public linux-libre-arm-omap2plus
   (make-linux-libre* linux-libre-version
                      linux-libre-gnu-revision
@@ -1433,19 +1383,6 @@ Linux kernel.  It has been modified to remove all non-free binary blobs.")
                         ("CONFIG_SND_SOC_ES8316" . m))
                       (default-extra-linux-options linux-libre-5.10-version))))
 
-(define-public linux-libre-arm64-generic-5.4
-  (make-linux-libre* linux-libre-5.4-version
-                     linux-libre-5.4-gnu-revision
-                     linux-libre-5.4-source
-                     '("aarch64-linux")
-                     #:defconfig "defconfig"
-                     #:extra-version "arm64-generic"
-                     #:extra-options
-                     (append
-                      `(;; needed to fix the RTC on rockchip platforms
-                        ("CONFIG_RTC_DRV_RK808" . #t))
-                      (default-extra-linux-options linux-libre-5.4-version))))
-
 (define-public linux-libre-arm64-honeycomb
   ;; Kernel for use on the HoneyComb LX2 boards:
   ;; <https://shop.solid-run.com/product/SRCFTXE000IV13/>.

gnu/packages/vpn.scm

@@ -1320,61 +1320,6 @@ The peer-to-peer VPN implements a Layer 2 (Ethernet) network between the peers
     ;; 3-clause BSD license.
     (license license:bsd-3)))
 
-(define-public wireguard-linux-compat
-  (package
-    (name "wireguard-linux-compat")
-    (version "1.0.20201221")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://git.zx2c4.com/wireguard-linux-compat/"
-                                  "snapshot/wireguard-linux-compat-" version
-                                  ".tar.xz"))
-              (sha256
-               (base32
-                "0ci13in0fqq32n5qamch4qhjgbdq86ygrgmfhc9szsh2nsl8jlkf"))))
-    (build-system linux-module-build-system)
-    (outputs '("out"
-               "kernel-patch"))
-    (arguments
-     `(#:linux ,linux-libre-5.4         ; mustn't have WG built-in
-       #:tests? #f                      ; no test suite
-       #:modules ((guix build linux-module-build-system)
-                  (guix build utils)
-                  (ice-9 popen)
-                  (ice-9 textual-ports))
-       #:phases
-       (modify-phases %standard-phases
-         (add-before 'build 'change-directory
-           (lambda _
-             (chdir "./src")
-             #t))
-         (add-after 'build 'build-patch
-           (lambda* (#:key outputs #:allow-other-keys)
-             (let* ((patch-builder "../kernel-tree-scripts/create-patch.sh")
-                    (port (open-input-pipe patch-builder))
-                    (str (get-string-all port)))
-               (close-pipe port)
-               (call-with-output-file "wireguard.patch"
-                 (lambda (port)
-                   (format port "~a" str))))
-             #t))
-         (add-after 'install 'install-patch
-           (lambda* (#:key outputs #:allow-other-keys)
-             (install-file "wireguard.patch"
-                           (assoc-ref %outputs "kernel-patch"))
-             #t))
-         ;; So that 'install-license-files' works...
-         (add-before 'install-license-files 'reset-cwd
-           (lambda _
-             (chdir "..")
-             #t)))))
-    (home-page "https://git.zx2c4.com/wireguard-linux-compat/")
-    (synopsis "WireGuard kernel module for Linux 3.10 through 5.5")
-    (description "This package contains an out-of-tree kernel patch and
-a loadable module adding WireGuard to Linux kernel versions 3.10 through 5.5.
-WireGuard was added to Linux 5.6.")
-    (license license:gpl2)))
-
 (define-public wireguard-tools
   (package
     (name "wireguard-tools")

gnu/tests/base.scm

@@ -56,7 +56,6 @@
             %test-basic-os
             %test-linux-libre-5.15
             %test-linux-libre-5.10
-            %test-linux-libre-5.4
             %test-halt
             %test-root-unmount
             %test-cleanup
@@ -679,9 +678,6 @@ test \"$BASHRC_D_OK\" = yes"))
 (define %test-linux-libre-5.10
   (test-basic-os linux-libre-5.10))
 
-(define %test-linux-libre-5.4
-  (test-basic-os linux-libre-5.4))
-
 
 ;;;
 ;;; Halt.