gpio/rc5t583: add gpio driver for RICOH PMIC RC5T583

The PMIC device RC5T583 from RICOH supports 8 gpios.
Adding gpio driver for this device to access the pins
control through gpio library.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
[grant.likely: slight cosmetic changes]
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/mfd/rc5t583.h b/include/linux/mfd/rc5t583.h
index 0b64b19d81ab..7875370f7bca 100644
--- a/include/linux/mfd/rc5t583.h
+++ b/include/linux/mfd/rc5t583.h
@@ -272,11 +272,13 @@ struct rc5t583 {
  * rc5t583_platform_data: Platform data for ricoh rc5t583 pmu.
  * The board specific data is provided through this structure.
  * @irq_base: Irq base number on which this device registers their interrupts.
+ * @gpio_base: GPIO base from which gpio of this device will start.
  * @enable_shutdown: Enable shutdown through the input pin "shutdown".
  */
 
 struct rc5t583_platform_data {
         int             irq_base;
+        int             gpio_base;
         bool            enable_shutdown;
 };