spi: bcm63xx-hsspi: fix shared reset

[ Upstream commit 3d6d84c ]

Some bmips SoCs (bcm6362, bcm63268) share the same SPI reset for both SPI
and HSSPI controllers, so reset shouldn't be exclusive.

Fixes: 0eeaddd ("spi: bcm63xx-hsspi: add reset support")
Reported-by: Jonas Gorski <jonas.gorski@gmail.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://patch.msgid.link/20250529130915.2519590-3-noltari@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

Author: Noltari

drivers/spi/spi-bcm63xx-hsspi.c

@@ -745,7 +745,7 @@ static int bcm63xx_hsspi_probe(struct platform_device *pdev)
 	if (IS_ERR(clk))
 		return PTR_ERR(clk);
 
-	reset = devm_reset_control_get_optional_exclusive(dev, NULL);
+	reset = devm_reset_control_get_optional_shared(dev, NULL);
 	if (IS_ERR(reset))
 		return PTR_ERR(reset);