linux-kernel - [PATCH 8/8] soc: sunxi: mbus: don't access of

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Message-Id: <20260119-soc-of-root-v1-8-32a0fa9a78b4@oss.qualcomm.com>
Date: Mon, 19 Jan 2026 11:40:19 +0100
From: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
To: Rob Herring <robh@...nel.org>, Saravana Kannan <saravanak@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Danilo Krummrich <dakr@...nel.org>,
        "Christophe Leroy (CS GROUP)" <chleroy@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>, Chen-Yu Tsai <wens@...nel.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org,
        imx@...ts.linux.dev, linux-renesas-soc@...r.kernel.org,
        linux-sunxi@...ts.linux.dev,
        Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
Subject: [PATCH 8/8] soc: sunxi: mbus: don't access of_root directly

Don't access of_root directly as it reduces the build test coverage for
this driver with COMPILE_TEST=y and OF=n. Use existing helper functions
to retrieve the relevant information.

Suggested-by: Rob Herring <robh@...nel.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@....qualcomm.com>
---
 drivers/soc/sunxi/sunxi_mbus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/sunxi/sunxi_mbus.c b/drivers/soc/sunxi/sunxi_mbus.c
index 1734da357ca21b249740e089698275507ea98a8a..8bc5f62ff258837d3f3b30cb84b60d1872b31c27 100644
--- a/drivers/soc/sunxi/sunxi_mbus.c
+++ b/drivers/soc/sunxi/sunxi_mbus.c
@@ -118,7 +118,7 @@ static const char * const sunxi_mbus_platforms[] __initconst = {
 
 static int __init sunxi_mbus_init(void)
 {
-	if (!of_device_compatible_match(of_root, sunxi_mbus_platforms))
+	if (!of_machine_compatible_match(sunxi_mbus_platforms))
 		return 0;
 
 	bus_register_notifier(&platform_bus_type, &sunxi_mbus_nb);

-- 
2.47.3