sunxi: axp: Support VBUS drive GPIO on AXP818

AXP818 supports VBUS drive function, even though the manual does not
mention it.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/include/axp818.h b/include/axp818.h
index c2f9847753d9bc98db5a110e3143294e093852e9..b24c790383c24fdac1fd6c8d6f79d7f8e27d7b66 100644 (file)
--- a/include/axp818.h
+++ b/include/axp818.h
@@ -55,7 +55,11 @@
 
 /* For axp_gpio.c */
 #define AXP_POWER_STATUS               0x00
-#define AXP_POWER_STATUS_VBUS_PRESENT  (1 << 5)
+#define AXP_POWER_STATUS_VBUS_PRESENT          (1 << 5)
+#define AXP_VBUS_IPSOUT                        0x30
+#define AXP_VBUS_IPSOUT_DRIVEBUS               (1 << 2)
+#define AXP_MISC_CTRL                  0x8f
+#define AXP_MISC_CTRL_N_VBUSEN_FUNC            (1 << 4)
 #define AXP_GPIO0_CTRL                 0x90
 #define AXP_GPIO1_CTRL                 0x92
 #define AXP_GPIO_CTRL_OUTPUT_LOW       0x00 /* Drive pin low */