Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[pandora-kernel.git] / include / linux / spi / ads7846.h

diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index 92bd083..c64de9d 100644 (file)
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -14,7 +14,8 @@ enum ads7846_filter {
 struct ads7846_platform_data {
        u16     model;                  /* 7843, 7845, 7846, 7873. */
        u16     vref_delay_usecs;       /* 0 for external vref; etc */
-       u16     vref_mv;                /* external vref value, milliVolts */
+       u16     vref_mv;                /* external vref value, milliVolts
+                                        * ads7846: if 0, use internal vref */
        bool    keep_vref_on;           /* set to keep vref on for differential
                                         * measurements as well */
        bool    swap_xy;                /* swap x and y axes */