diff options
| author | mb <mb@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2009-02-15 15:50:26 +0000 |
|---|---|---|
| committer | mb <mb@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2009-02-15 15:50:26 +0000 |
| commit | 6d425a85a835a3e07430a0548f0238b0d43a24c4 (patch) | |
| tree | d4e5f9fa0f4db0ac2715a23b71e9df08fc7ecf96 /target | |
| parent | 7b5822f2aad81046e639fbf74d69ee1d9e03cda0 (diff) | |
Fix spi-gpio MISO handling.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14523 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/generic-2.6/patches-2.6.28/920-03-spi-gpio-fix-miso-bit.patch | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.28/920-03-spi-gpio-fix-miso-bit.patch b/target/linux/generic-2.6/patches-2.6.28/920-03-spi-gpio-fix-miso-bit.patch new file mode 100644 index 000000000..f4dd67efe --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.28/920-03-spi-gpio-fix-miso-bit.patch @@ -0,0 +1,22 @@ +SPI-GPIO bitbang: + +gpio_get_value() returns 0 or nonzero, but getmiso() expects 0 or 1. +Sanitize the value to a 0/1 boolean. + +--mb + + + +Index: linux-2.6.28.5/drivers/spi/spi_gpio.c +=================================================================== +--- linux-2.6.28.5.orig/drivers/spi/spi_gpio.c 2009-02-15 16:21:11.000000000 +0100 ++++ linux-2.6.28.5/drivers/spi/spi_gpio.c 2009-02-15 16:21:47.000000000 +0100 +@@ -114,7 +114,7 @@ static inline void setmosi(const struct + + static inline int getmiso(const struct spi_device *spi) + { +- return gpio_get_value(SPI_MISO_GPIO); ++ return !!gpio_get_value(SPI_MISO_GPIO); + } + + #undef pdata |