sdhci: allow led to be controlled freely

Hook up the controller LED to the LED subsystem, allowing more flexible
control than simply indicating an ongoing request.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 3288e209ba44..7fb02e177a3d 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -168,6 +168,10 @@ struct sdhci_host {
         struct sdhci_chip       *chip;
         struct mmc_host         *mmc;           /* MMC structure */
 
+#ifdef CONFIG_LEDS_CLASS
+        struct led_classdev     led;            /* LED control */
+#endif
+
         spinlock_t              lock;           /* Mutex */
 
         int                     flags;          /* Host attributes */