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authorMichael Büsch <mb@bu3sch.de>2009-02-11 18:01:59 +0000
committerMichael Büsch <mb@bu3sch.de>2009-02-11 18:01:59 +0000
commitd64adbe7bb2d19ee23e813749afa3eec27937200 (patch)
treec3bb31e8fd381415029e77e942322e48ae4f82b0 /target/linux
parent60b157c3c83fbcd8e72ba08ffea4a1b8364dbb69 (diff)
downloadmtk-20170518-d64adbe7bb2d19ee23e813749afa3eec27937200.zip
mtk-20170518-d64adbe7bb2d19ee23e813749afa3eec27937200.tar.gz
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Make spi-gpio hotplug capable, so we can initialize devices after boot.
SVN-Revision: 14475
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/generic-2.6/patches-2.6.28/920-01-hotpluggable-spi-gpio.patch62
1 files changed, 62 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.28/920-01-hotpluggable-spi-gpio.patch b/target/linux/generic-2.6/patches-2.6.28/920-01-hotpluggable-spi-gpio.patch
new file mode 100644
index 0000000..1b7c11d
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.28/920-01-hotpluggable-spi-gpio.patch
@@ -0,0 +1,62 @@
+Fix spi-gpio for hotplug.
+
+--mb
+
+
+
+Index: linux-2.6.28.2/drivers/spi/spi_gpio.c
+===================================================================
+--- linux-2.6.28.2.orig/drivers/spi/spi_gpio.c 2009-02-11 17:58:42.000000000 +0100
++++ linux-2.6.28.2/drivers/spi/spi_gpio.c 2009-02-11 18:48:23.000000000 +0100
+@@ -213,7 +213,7 @@ static void spi_gpio_cleanup(struct spi_
+ spi_bitbang_cleanup(spi);
+ }
+
+-static int __init spi_gpio_alloc(unsigned pin, const char *label, bool is_in)
++static int __devinit spi_gpio_alloc(unsigned pin, const char *label, bool is_in)
+ {
+ int value;
+
+@@ -227,7 +227,7 @@ static int __init spi_gpio_alloc(unsigne
+ return value;
+ }
+
+-static int __init
++static int __devinit
+ spi_gpio_request(struct spi_gpio_platform_data *pdata, const char *label)
+ {
+ int value;
+@@ -256,7 +256,7 @@ done:
+ return value;
+ }
+
+-static int __init spi_gpio_probe(struct platform_device *pdev)
++static int __devinit spi_gpio_probe(struct platform_device *pdev)
+ {
+ int status;
+ struct spi_master *master;
+@@ -312,7 +312,7 @@ gpio_free:
+ return status;
+ }
+
+-static int __exit spi_gpio_remove(struct platform_device *pdev)
++static int __devexit spi_gpio_remove(struct platform_device *pdev)
+ {
+ struct spi_gpio *spi_gpio;
+ struct spi_gpio_platform_data *pdata;
+@@ -339,12 +339,13 @@ MODULE_ALIAS("platform:" DRIVER_NAME);
+ static struct platform_driver spi_gpio_driver = {
+ .driver.name = DRIVER_NAME,
+ .driver.owner = THIS_MODULE,
+- .remove = __exit_p(spi_gpio_remove),
++ .probe = spi_gpio_probe,
++ .remove = __devexit_p(spi_gpio_remove),
+ };
+
+ static int __init spi_gpio_init(void)
+ {
+- return platform_driver_probe(&spi_gpio_driver, spi_gpio_probe);
++ return platform_driver_register(&spi_gpio_driver);
+ }
+ module_init(spi_gpio_init);
+