From dfc3ea6810904f4f498d4a1304443c1a4c9f1e3c Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Mon, 21 Mar 2022 23:30:10 +0000 Subject: [PATCH] uboot-mediatek: add patch to allow accessing bootconf from Linux Store selected boot configuration in '/chosen' node in device tree, so it can be accessed by Linux (and used for fine-tuning the FIT partition parser). Signed-off-by: Daniel Golle --- ...-of-FIT-configuration-in-chosen-node.patch | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 package/boot/uboot-mediatek/patches/280-image-fdt-save-name-of-FIT-configuration-in-chosen-node.patch diff --git a/package/boot/uboot-mediatek/patches/280-image-fdt-save-name-of-FIT-configuration-in-chosen-node.patch b/package/boot/uboot-mediatek/patches/280-image-fdt-save-name-of-FIT-configuration-in-chosen-node.patch new file mode 100644 index 0000000000..76e272a2c9 --- /dev/null +++ b/package/boot/uboot-mediatek/patches/280-image-fdt-save-name-of-FIT-configuration-in-chosen-node.patch @@ -0,0 +1,60 @@ +From patchwork Mon Mar 21 23:22:23 2022 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +X-Patchwork-Submitter: Daniel Golle +X-Patchwork-Id: 1607954 +Return-Path: +X-Original-To: incoming@patchwork.ozlabs.org +Delivered-To: patchwork-incoming@bilbo.ozlabs.org +Date: Mon, 21 Mar 2022 23:22:23 +0000 +From: Daniel Golle +To: u-boot@lists.denx.de +Cc: Simon Glass , Alexandru Gagniuc , + Patrick Delaunay , + Heinrich Schuchardt +Subject: [PATCH] image-fdt: save name of FIT configuration in '/chosen' node +Message-ID: +MIME-Version: 1.0 +Content-Disposition: inline +X-BeenThere: u-boot@lists.denx.de +X-Mailman-Version: 2.1.39 +Precedence: list +List-Id: U-Boot discussion +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +Errors-To: u-boot-bounces@lists.denx.de +Sender: "U-Boot" + +It can be useful for the OS (Linux) to know which configuration has +been chosen by U-Boot when launching a FIT image. +Store the name of the FIT configuration node used in a new string +attribute called 'bootconf' in the '/chosen' node in device tree. + +Signed-off-by: Daniel Golle +--- + boot/image-fdt.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/boot/image-fdt.c b/boot/image-fdt.c +index 692a9ad3e4..4017bc94a6 100644 +--- a/boot/image-fdt.c ++++ b/boot/image-fdt.c +@@ -601,6 +601,12 @@ int image_setup_libfdt(bootm_headers_t *images, void *blob, + goto err; + } + ++ /* Store name of configuration node as bootconf in /chosen node */ ++ if (images->fit_uname_cfg) ++ fdt_find_and_setprop(blob, "/chosen", "bootconf", ++ images->fit_uname_cfg, ++ strlen(images->fit_uname_cfg) + 1, 1); ++ + /* Update ethernet nodes */ + fdt_fixup_ethernet(blob); + #if CONFIG_IS_ENABLED(CMD_PSTORE) -- 2.30.2