linux-kernel - [PATCH 02/14] spi: rzv2h-rspi: make resets optional

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Message-ID: <20251028133151.1487327-3-cosmin-gabriel.tanislav.xa@renesas.com>
Date: Tue, 28 Oct 2025 15:31:33 +0200
From: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@...esas.com>
To: 
Cc: Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Mark Brown <broonie@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	linux-spi@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org,
	Cosmin Tanislav <cosmin-gabriel.tanislav.xa@...esas.com>
Subject: [PATCH 02/14] spi: rzv2h-rspi: make resets optional

The Renesas RZ/T2H (R9A09G077) and RZ/N2H (R9A09G087) SoCs don't have
reset lines for the SPI peripheral, make them optional to prepare for
adding support for them.

Signed-off-by: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@...esas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro.jz@...esas.com>
---
 drivers/spi/spi-rzv2h-rspi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi-rzv2h-rspi.c b/drivers/spi/spi-rzv2h-rspi.c
index dcc431ba60a9..09b9362e9b1f 100644
--- a/drivers/spi/spi-rzv2h-rspi.c
+++ b/drivers/spi/spi-rzv2h-rspi.c
@@ -384,8 +384,8 @@ static int rzv2h_rspi_probe(struct platform_device *pdev)
 
 	rspi->resets[0].id = "presetn";
 	rspi->resets[1].id = "tresetn";
-	ret = devm_reset_control_bulk_get_exclusive(dev, RSPI_RESET_NUM,
-						    rspi->resets);
+	ret = devm_reset_control_bulk_get_optional_exclusive(dev, RSPI_RESET_NUM,
+							     rspi->resets);
 	if (ret)
 		return dev_err_probe(dev, ret, "cannot get resets\n");
 
-- 
2.51.1