From: Gabor Juhos <juhosg@openwrt.org>
Date: Wed, 11 Jan 2012 09:14:14 +0000 (+0000)
Subject: ar71xx: ar71xx_spi: add shutdown handler
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=0f566a376c21d24050a57270dafcb0ddadda8b02;p=openwrt%2Fstaging%2Fthess.git

ar71xx: ar71xx_spi: add shutdown handler

This allows to access the flash from a kexec'd kernel.

SVN-Revision: 29707
---

diff --git a/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c b/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c
index be356aafb1..d1ed731c14 100644
--- a/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c
+++ b/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c
@@ -243,9 +243,19 @@ static int ar71xx_spi_remove(struct platform_device *pdev)
 	return 0;
 }
 
+static void ar71xx_spi_shutdown(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = ar71xx_spi_remove(pdev);
+	if (ret)
+		dev_err(&pdev->dev, "shutdown failed with %d\n", ret);
+}
+
 static struct platform_driver ar71xx_spi_drv = {
 	.probe		= ar71xx_spi_probe,
 	.remove		= ar71xx_spi_remove,
+	.shutdown	= ar71xx_spi_shutdown,
 	.driver		= {
 		.name	= DRV_NAME,
 		.owner	= THIS_MODULE,