From: Alain Volmat <alain.volmat@foss.st.com>
Date: Fri, 5 Feb 2021 18:59:26 +0000 (+0100)
Subject: spi: stm32: do not mandate cs_gpio
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8f8d0e3e33e36ba63416cad64b9a9ad6b0129eed;p=linux.git

spi: stm32: do not mandate cs_gpio

CS gpios is not mandatory, the driver should allow working
even when CS are not given.

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
Link: https://lore.kernel.org/r/1612551572-495-3-git-send-email-alain.volmat@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 6cdecd1c5ec79..2b4ea4cba00b2 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -1944,12 +1944,6 @@ static int stm32_spi_probe(struct platform_device *pdev)
 		goto err_pm_disable;
 	}
 
-	if (!master->cs_gpiods) {
-		dev_err(&pdev->dev, "no CS gpios available\n");
-		ret = -EINVAL;
-		goto err_pm_disable;
-	}
-
 	dev_info(&pdev->dev, "driver initialized\n");
 
 	return 0;