linux-kernel - [PATCH v3 1/7] can: rcar_canfd: Invert reset assert order

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Message-ID: <20251124102837.106973-2-biju.das.jz@bp.renesas.com>
Date: Mon, 24 Nov 2025 10:28:26 +0000
From: Biju <biju.das.au@...il.com>
To: Marc Kleine-Budde <mkl@...gutronix.de>,
	Vincent Mailhol <mailhol@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Philipp Zabel <p.zabel@...gutronix.de>
Cc: Biju Das <biju.das.jz@...renesas.com>,
	linux-can@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>,
	Biju Das <biju.das.au@...il.com>
Subject: [PATCH v3 1/7] can: rcar_canfd: Invert reset assert order

From: Geert Uytterhoeven <geert+renesas@...der.be>

The two resets are asserted during cleanup in the same order as they
were deasserted during probe.  Invert the order to restore symmetry.

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
Reviewed-by: Vincent Mailhol <mailhol@...nel.org>
Reviewed-by: Biju Das <biju.das.jz@...renesas.com>
Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
---
v2->v3:
 * No change.
v1->v2:
 * Collected tags.
---
 drivers/net/can/rcar/rcar_canfd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 00c3462fc975..6098a3eebc43 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -2213,8 +2213,8 @@ static int rcar_canfd_probe(struct platform_device *pdev)
 fail_clk:
 	clk_disable_unprepare(gpriv->clkp);
 fail_reset:
-	reset_control_assert(gpriv->rstc1);
 	reset_control_assert(gpriv->rstc2);
+	reset_control_assert(gpriv->rstc1);
 fail_dev:
 	return err;
 }
@@ -2235,8 +2235,8 @@ static void rcar_canfd_remove(struct platform_device *pdev)
 	/* Enter global sleep mode */
 	rcar_canfd_set_bit(gpriv->base, RCANFD_GCTR, RCANFD_GCTR_GSLPR);
 	clk_disable_unprepare(gpriv->clkp);
-	reset_control_assert(gpriv->rstc1);
 	reset_control_assert(gpriv->rstc2);
+	reset_control_assert(gpriv->rstc1);
 }
 
 static int __maybe_unused rcar_canfd_suspend(struct device *dev)
-- 
2.43.0