1 files changed, 47 insertions, 0 deletions

diff --git a/include/linux/i2c/twl4030.h b/include/linux/i2c/twl4030.h
index 8137f660a5cc..0dc80ef24975 100644
--- a/include/linux/i2c/twl4030.h
+++ b/include/linux/i2c/twl4030.h
@@ -218,6 +218,53 @@ int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes);
 
 /*----------------------------------------------------------------------*/
 
+/* Power bus message definitions */
+
+#define DEV_GRP_NULL            0x0
+#define DEV_GRP_P1              0x1
+#define DEV_GRP_P2              0x2
+#define DEV_GRP_P3              0x4
+
+#define RES_GRP_RES             0x0
+#define RES_GRP_PP              0x1
+#define RES_GRP_RC              0x2
+#define RES_GRP_PP_RC           0x3
+#define RES_GRP_PR              0x4
+#define RES_GRP_PP_PR           0x5
+#define RES_GRP_RC_PR           0x6
+#define RES_GRP_ALL             0x7
+
+#define RES_TYPE2_R0            0x0
+
+#define RES_TYPE_ALL            0x7
+
+#define RES_STATE_WRST          0xF
+#define RES_STATE_ACTIVE        0xE
+#define RES_STATE_SLEEP         0x8
+#define RES_STATE_OFF           0x0
+
+/*
+ * Power Bus Message Format ... these can be sent individually by Linux,
+ * but are usually part of downloaded scripts that are run when various
+ * power events are triggered.
+ *
+ *  Broadcast Message (16 Bits):
+ *    DEV_GRP[15:13] MT[12]  RES_GRP[11:9]  RES_TYPE2[8:7] RES_TYPE[6:4]
+ *    RES_STATE[3:0]
+ *
+ *  Singular Message (16 Bits):
+ *    DEV_GRP[15:13] MT[12]  RES_ID[11:4]  RES_STATE[3:0]
+ */
+
+#define MSG_BROADCAST(devgrp, grp, type, type2, state) \
+        ( (devgrp) << 13 | 1 << 12 | (grp) << 9 | (type2) << 7 \
+        | (type) << 4 | (state))
+
+#define MSG_SINGULAR(devgrp, id, state) \
+        ((devgrp) << 13 | 0 << 12 | (id) << 4 | (state))
+
+/*----------------------------------------------------------------------*/
+
 struct twl4030_bci_platform_data {
         int *battery_tmp_tbl;
         unsigned int tblsize;