From 0f566a376c21d24050a57270dafcb0ddadda8b02 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Wed, 11 Jan 2012 09:14:14 +0000
Subject: [PATCH] ar71xx: ar71xx_spi: add shutdown handler
This allows to access the flash from a kexec'd kernel.
SVN-Revision: 29707
---
target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c | 10 ++++++++++
1 file changed, 10 insertions(+)
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,
--
GitLab