Merge git://git.denx.de/u-boot-fsl-qoriq

[oweals/u-boot.git] / drivers / tpm / tpm_tis_infineon.c

diff --git a/drivers/tpm/tpm_tis_infineon.c b/drivers/tpm/tpm_tis_infineon.c
index 88eb7869bcd339c8fcd9860affae9cc4d513d8d1..e3e20d899689af107bf1abc9b10b538bb467146a 100644 (file)
--- a/drivers/tpm/tpm_tis_infineon.c
+++ b/drivers/tpm/tpm_tis_infineon.c
@@ -24,24 +24,38 @@
 #include <dm.h>
 #include <fdtdec.h>
 #include <i2c.h>
-#include <tis.h>
 #include <tpm.h>
-#include <asm-generic/errno.h>
+#include <linux/errno.h>
 #include <linux/compiler.h>
 #include <linux/types.h>
 #include <linux/unaligned/be_byteshift.h>
 
-#include "tpm_tis_infineon.h"
+#include "tpm_tis.h"
 #include "tpm_internal.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
+enum i2c_chip_type {
+       SLB9635,
+       SLB9645,
+       UNKNOWN,
+};
+
+/* expected value for DIDVID register */
+#define TPM_TIS_I2C_DID_VID_9635 0x000b15d1L
+#define TPM_TIS_I2C_DID_VID_9645 0x001a15d1L
+
 static const char * const chip_name[] = {
        [SLB9635] = "slb9635tt",
        [SLB9645] = "slb9645tt",
        [UNKNOWN] = "unknown/fallback to slb9635",
 };
 
+#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))
+
 /*
  * tpm_tis_i2c_read() - read from TPM register
  * @addr: register address to read from
@@ -525,7 +539,7 @@ static int tpm_tis_i2c_init(struct udevice *dev)
        }
 
        if (chip->chip_type != UNKNOWN && vendor != expected_did_vid) {
-               error("Vendor id did not match! ID was %08x\n", vendor);
+               pr_err("Vendor id did not match! ID was %08x\n", vendor);
                return -ENODEV;
        }