mfd: provide and use setup hook for tc6393xb
Instead of using bitfields for initial gpio setup,
provide generic setup/teardown hooks that can be used
to set the gpio states, register child devices, etc.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
diff --git a/include/linux/mfd/tc6393xb.h b/include/linux/mfd/tc6393xb.h
index fec7b3f..1fa8206 100644
--- a/include/linux/mfd/tc6393xb.h
+++ b/include/linux/mfd/tc6393xb.h
@@ -21,8 +21,6 @@
struct tc6393xb_platform_data {
u16 scr_pll2cr; /* PLL2 Control */
u16 scr_gper; /* GP Enable */
- u32 scr_gpo_doecr; /* GPO Data OE Control */
- u32 scr_gpo_dsr; /* GPO Data Set */
int (*enable)(struct platform_device *dev);
int (*disable)(struct platform_device *dev);
@@ -31,6 +29,8 @@
int irq_base; /* base for subdevice irqs */
int gpio_base;
+ int (*setup)(struct platform_device *dev);
+ void (*teardown)(struct platform_device *dev);
struct tmio_nand_data *nand_data;
};