drivers/i2c/tpm: Move common variables to header

Move the common enums and variables to tpm.h so it can be
used by multiple drivers.

BUG=chrome-os-partner:53336

Change-Id: I0febe98620d0ddd4ec6b46cd3073e48c12926266
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>

2 files changed, 23 insertions, 22 deletions

diff --git a/src/drivers/i2c/tpm/tpm.c b/src/drivers/i2c/tpm/tpm.c
index f75bcd7269..6b96774f60 100644
--- a/src/drivers/i2c/tpm/tpm.c
+++ b/src/drivers/i2c/tpm/tpm.c
@@ -240,28 +240,6 @@ static int iic_tpm_write_long(uint8_t addr, uint8_t *buffer, size_t len)
 			MAX_COUNT_LONG);
 }
 
-#define TPM_HEADER_SIZE 10
-
-enum tis_access {
-	TPM_ACCESS_VALID = 0x80,
-	TPM_ACCESS_ACTIVE_LOCALITY = 0x20,
-	TPM_ACCESS_REQUEST_PENDING = 0x04,
-	TPM_ACCESS_REQUEST_USE = 0x02,
-};
-
-enum tis_status {
-	TPM_STS_VALID = 0x80,
-	TPM_STS_COMMAND_READY = 0x40,
-	TPM_STS_GO = 0x20,
-	TPM_STS_DATA_AVAIL = 0x10,
-	TPM_STS_DATA_EXPECT = 0x08,
-};
-
-#define	TPM_ACCESS(l)			(0x0000 | ((l) << 4))
-#define	TPM_STS(l)			(0x0001 | ((l) << 4))
-#define	TPM_DATA_FIFO(l)		(0x0005 | ((l) << 4))
-#define	TPM_DID_VID(l)			(0x0006 | ((l) << 4))
-
 static int check_locality(struct tpm_chip *chip, int loc)
 {
 	uint8_t buf;
diff --git a/src/drivers/i2c/tpm/tpm.h b/src/drivers/i2c/tpm/tpm.h
index ddf12a9e98..048c848de2 100644
--- a/src/drivers/i2c/tpm/tpm.h
+++ b/src/drivers/i2c/tpm/tpm.h
@@ -36,6 +36,9 @@ enum tpm_timeout {
 /* Size of external transmit buffer (used for stack buffer in tpm_sendrecv) */
 #define TPM_BUFSIZE 1260
 
+/* Number of bytes in the TPM header */
+#define TPM_HEADER_SIZE 10
+
 /* Index of fields in TPM command buffer */
 #define TPM_CMD_SIZE_BYTE 2
 #define TPM_CMD_ORDINAL_BYTE 6
@@ -44,6 +47,26 @@ enum tpm_timeout {
 #define TPM_RSP_SIZE_BYTE 2
 #define TPM_RSP_RC_BYTE 6
 
+enum tis_access {
+	TPM_ACCESS_VALID = 0x80,
+	TPM_ACCESS_ACTIVE_LOCALITY = 0x20,
+	TPM_ACCESS_REQUEST_PENDING = 0x04,
+	TPM_ACCESS_REQUEST_USE = 0x02,
+};
+
+enum tis_status {
+	TPM_STS_VALID = 0x80,
+	TPM_STS_COMMAND_READY = 0x40,
+	TPM_STS_GO = 0x20,
+	TPM_STS_DATA_AVAIL = 0x10,
+	TPM_STS_DATA_EXPECT = 0x08,
+};
+
+#define	TPM_ACCESS(l)			(0x0000 | ((l) << 4))
+#define	TPM_STS(l)			(0x0001 | ((l) << 4))
+#define	TPM_DATA_FIFO(l)		(0x0005 | ((l) << 4))
+#define	TPM_DID_VID(l)			(0x0006 | ((l) << 4))
+
 struct tpm_chip;
 
 struct tpm_vendor_specific {