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a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785334248; bh=2a6dfSsGD/MmTbGKcRMsjqnnX+0xSYoSHnMVeczgVxc=; h=From:To:Cc:Subject:Date; b=jlVSKsPJxbWJgIMuaR/OiV6tuadN3sbcjFfTRBoZHuAH4K33MPi4BC2LzF6qDAAvb vgXLyeSrD1e3yGit/7bvxzpQW3jQL8hJwowvFJlN+roD9qosyPDgBpbGaWtRsY4fH3 6h72h4NSptCiqrJhWoYEtId+MQNPn4DpfFCfOsj2vGjSCAg4h+RqE+Y85WSFg+ALw3 aCMRkEKa0e8FQtjBXBRDfmOsNjSLeggVX886wA/7Z2LdsT7ByWOOSogJIBiMjXq1qa 2kzptPAvfdbfXZq47h1o2p9kHYlaSyfzMdkIG/xhuyGJr0dM5059maReEgwJO/SF7W UcmlI0zPTD5pQ== From: "Christophe Leroy (CS GROUP)" To: Christophe Leroy Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Bartosz Golaszewski , Herve Codina , Paul Louvel Subject: [PATCH] soc: fsl: qe: properly scan GPIO nodes at startup Date: Wed, 29 Jul 2026 16:10:36 +0200 Message-ID: <04dc047f8958a78a920f0a88ca3bd8bf70c56187.1785333986.git.chleroy@kernel.org> X-Mailer: git-send-email 2.54.0 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1375; i=chleroy@kernel.org; h=from:subject:message-id; bh=NgJogTZ8D2TsSvzSmrE4tRc1/6SYj6BMw9ra0XiPBuo=; b=owGbwMvMwCV2d0KB2p7V54MZT6slMWRlcd57tCryodiepSm73odu47DO19S+MaE3X/DL7fBS2 YPbbhpf6ihlYRDjYpAVU2Q5/p9714yuL6n5U3fpw8xhZQIZwsDFKQATeVPOyLDGuqCbZRrPJqvK pS4iD46+Nt5ct5J3YfpXNQk1nqaLRY4M/52aF1vF2E02fJq5fv+pibo6k+5GTy76bpFX1rZimli JAhMA X-Developer-Key: i=chleroy@kernel.org; a=openpgp; fpr=10FFE6F8B390DE17ACC2632368A92FEB01B8DD78 Content-Transfer-Encoding: 8bit Before commit 156460811def ("soc: fsl: qe: Change GPIO driver to a proper platform driver") qe_add_gpiochips() was walking the device tree to find all nodes with compatible "fsl,mpc8323-qe-pario-bank". After that commit the discovery is handled by the platform core, therefore it is necessary to call of_platform_default_populate() on the par_io node. Fixes: 156460811def ("soc: fsl: qe: Change GPIO driver to a proper platform driver") Signed-off-by: Christophe Leroy (CS GROUP) --- drivers/soc/fsl/qe/qe_io.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/soc/fsl/qe/qe_io.c b/drivers/soc/fsl/qe/qe_io.c index a5e2d0e5ab51..02ca556c8db0 100644 --- a/drivers/soc/fsl/qe/qe_io.c +++ b/drivers/soc/fsl/qe/qe_io.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include @@ -184,3 +185,17 @@ int par_io_of_config(struct device_node *np) return 0; } EXPORT_SYMBOL(par_io_of_config); + +static int __init par_io_populate(void) +{ + struct device_node *np = of_find_node_by_name(NULL, "par_io"); + + if (!np) + return 0; + + of_platform_default_populate(np, NULL, NULL); + of_node_put(np); + + return 0; +} +arch_initcall(par_io_populate); -- 2.54.0