power: Export register access functions from as3722
With the full PMIC framework we may be able to avoid this. But for now
we need access to the PMIC.
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/drivers/power/as3722.c b/drivers/power/as3722.c
index a60bb5f..c09e1de 100644
--- a/drivers/power/as3722.c
+++ b/drivers/power/as3722.c
@@ -27,7 +27,7 @@
#define AS3722_DEVICE_ID 0x0c
#define AS3722_ASIC_ID2 0x91
-static int as3722_read(struct udevice *pmic, u8 reg, u8 *value)
+int as3722_read(struct udevice *pmic, u8 reg, u8 *value)
{
int err;
@@ -38,7 +38,7 @@
return 0;
}
-static int as3722_write(struct udevice *pmic, u8 reg, u8 value)
+int as3722_write(struct udevice *pmic, u8 reg, u8 value)
{
int err;
@@ -234,6 +234,15 @@
return 0;
}
+/* Temporary function until we get the pmic framework */
+int as3722_get(struct udevice **devp)
+{
+ int bus = 0;
+ int address = 0x40;
+
+ return i2c_get_chip_for_busnum(bus, address, 1, devp);
+}
+
int as3722_init(struct udevice **devp)
{
struct udevice *pmic;
@@ -258,7 +267,8 @@
debug("AS3722 revision %#x found on I2C bus %u, address %#x\n",
revision, bus, address);
- *devp = pmic;
+ if (devp)
+ *devp = pmic;
return 0;
}