diff --git a/hw/tpm/Makefile.objs b/hw/tpm/Makefile.objs
index 41f0b7a..71ea63e 100644
--- a/hw/tpm/Makefile.objs
+++ b/hw/tpm/Makefile.objs
@@ -1,3 +1,4 @@
 common-obj-$(CONFIG_TPM_TIS) += tpm_tis.o
 common-obj-$(CONFIG_TPM_PASSTHROUGH) += tpm_passthrough.o tpm_util.o
 common-obj-$(CONFIG_TPM_EMULATOR) += tpm_emulator.o tpm_util.o
+obj-$(CONFIG_PSERIES) += tpm_spapr.o
diff --git a/hw/tpm/tpm_spapr.c b/hw/tpm/tpm_spapr.c
new file mode 100644
index 0000000..909aeeb
--- /dev/null
+++ b/hw/tpm/tpm_spapr.c
@@ -0,0 +1,380 @@
+/*
+ * QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator
+ *
+ * PAPR Virtual TPM
+ *
+ * Copyright (c) 2015, 2017 IBM Corporation.
+ *
+ * Authors:
+ *    Stefan Berger <stefanb@linux.vnet.ibm.com>
+ *
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+
+#include "sysemu/tpm_backend.h"
+#include "tpm_int.h"
+#include "tpm_util.h"
+
+#include "hw/ppc/spapr.h"
+#include "hw/ppc/spapr_vio.h"
+
+#define DEBUG_SPAPR_VTPM 0
+
+#define DPRINTF(fmt, ...) do { \
+    if (DEBUG_SPAPR_VTPM) { \
+        printf(fmt, ## __VA_ARGS__); \
+    } \
+} while (0)
+
+#define VIO_SPAPR_VTPM_DEVICE(obj) \
+     OBJECT_CHECK(SPAPRvTPMState, (obj), TYPE_TPM_SPAPR)
+
+typedef struct vio_crq {
+    uint8_t valid;  /* 0x80: cmd; 0xc0: init crq
+                       0x81-0x83: CRQ message response */
+    uint8_t msg;    /* see below */
+    uint16_t len;   /* len of TPM request; len of TPM response */
+    uint32_t data;  /* rtce_dma_handle when sending TPM request */
+    uint64_t reserved;
+} vio_crq;
+
+typedef union tpm_spapr_crq {
+    vio_crq s;
+    uint8_t raw[sizeof(vio_crq)];
+} tpm_spapr_crq;
+
+#define SPAPR_VTPM_VALID_INIT_CRQ_COMMAND  0xC0
+#define SPAPR_VTPM_VALID_COMMAND           0x80
+#define SPAPR_VTPM_MSG_RESULT              0x80
+
+/* msg types for valid = SPAPR_VTPM_VALID_INIT_CRQ */
+#define SPAPR_VTPM_INIT_CRQ_RESULT           0x1
+#define SPAPR_VTPM_INIT_CRQ_COMPLETE_RESULT  0x2
+
+/* msg types for valid = SPAPR_VTPM_VALID_CMD */
+#define SPAPR_VTPM_GET_VERSION               0x1
+#define SPAPR_VTPM_TPM_COMMAND               0x2
+#define SPAPR_VTPM_GET_RTCE_BUFFER_SIZE      0x3
+#define SPAPR_VTPM_PREPARE_TO_SUSPEND        0x4
+
+#define MAX_BUFFER_SIZE TARGET_PAGE_SIZE
+
+typedef struct {
+    VIOsPAPRDevice vdev;
+
+    tpm_spapr_crq crq; /* track single TPM command */
+
+    uint8_t state;
+#define SPAPR_VTPM_STATE_NONE         0
+#define SPAPR_VTPM_STATE_EXECUTION    1
+#define SPAPR_VTPM_STATE_COMPLETION   2
+
+    unsigned char buffer[MAX_BUFFER_SIZE];
+
+    TPMBackendCmd cmd;
+
+    TPMBackend *be_driver;
+    TPMVersion be_tpm_version;
+
+    size_t be_buffer_size;
+} SPAPRvTPMState;
+
+static void tpm_spapr_show_buffer(const unsigned char *buffer,
+                                  size_t buffer_len, const char *string)
+{
+#if DEBUG_SPAPR_VTPM
+    size_t i, len;
+
+    len = MIN(tpm_cmd_get_size(buffer), buffer_len);
+    printf("spapr_vtpm: %s length = %zu\n", string, len);
+    for (i = 0; i < len; i++) {
+        if (i && !(i % 16)) {
+            printf("\n");
+        }
+        printf("%.2X ", buffer[i]);
+    }
+    printf("\n");
+#endif
+}
+
+/*
+ * Send a request to the TPM.
+ */
+static void tpm_spapr_tpm_send(SPAPRvTPMState *s)
+{
+    tpm_spapr_show_buffer(s->buffer, sizeof(s->buffer), "spapr_vtpm: Tx TPM");
+
+    s->state = SPAPR_VTPM_STATE_EXECUTION;
+    s->cmd = (TPMBackendCmd) {
+        .locty = 0,
+        .in = s->buffer,
+        .in_len = MIN(tpm_cmd_get_size(s->buffer), sizeof(s->buffer)),
+        .out = s->buffer,
+        .out_len = sizeof(s->buffer),
+    };
+
+    tpm_backend_deliver_request(s->be_driver, &s->cmd);
+}
+
+static void tpm_spapr_got_payload(SPAPRvTPMState *s, tpm_spapr_crq *crq)
+{
+    long rc;
+    DPRINTF("tpm_spapr_got_payload: crq->s.data = 0x%x  crq->s.len = %d\n",
+            crq->s.data, crq->s.len);
+
+    /* a max. of be_buffer_size bytes can be transported */
+    rc = spapr_vio_dma_read(&s->vdev, crq->s.data,
+                            s->buffer, s->be_buffer_size);
+    if (rc) {
+        fprintf(stderr, "tpm_spapr_got_payload: DMA read failure !\n");
+    }
+
+    /* let vTPM handle any malformed request */
+    tpm_spapr_tpm_send(s);
+}
+
+static int tpm_spapr_do_crq(struct VIOsPAPRDevice *dev, uint8_t *crq_data)
+{
+    SPAPRvTPMState *s = VIO_SPAPR_VTPM_DEVICE(dev);
+    tpm_spapr_crq local_crq;
+    tpm_spapr_crq *crq = &s->crq; /* requests only */
+
+    memcpy(&local_crq.raw, crq_data, sizeof(local_crq.raw));
+
+    DPRINTF("VTPM: do_crq %02x %02x ...\n",
+            local_crq.raw[0], local_crq.raw[1]);
+
+    switch (local_crq.s.valid) {
+    case SPAPR_VTPM_VALID_INIT_CRQ_COMMAND: /* Init command/response */
+
+        /* Respond to initialization request */
+        switch (local_crq.s.msg) {
+        case SPAPR_VTPM_INIT_CRQ_RESULT:
+            DPRINTF("vtpm_do_crq: SPAPR_VTPM_INIT_CRQ_RESULT\n");
+            memset(local_crq.raw, 0, sizeof(local_crq.raw));
+            local_crq.s.valid = SPAPR_VTPM_VALID_INIT_CRQ_COMMAND;
+            local_crq.s.msg = SPAPR_VTPM_INIT_CRQ_RESULT;
+            spapr_vio_send_crq(dev, local_crq.raw);
+            break;
+
+        case SPAPR_VTPM_INIT_CRQ_COMPLETE_RESULT:
+            DPRINTF("vtpm_do_crq: SPAPR_VTPM_INIT_CRQ_COMP_RESULT\n");
+            memset(local_crq.raw, 0, sizeof(local_crq.raw));
+            local_crq.s.valid = SPAPR_VTPM_VALID_INIT_CRQ_COMMAND;
+            local_crq.s.msg = SPAPR_VTPM_INIT_CRQ_COMPLETE_RESULT;
+            spapr_vio_send_crq(dev, local_crq.raw);
+            break;
+        }
+
+        break;
+    case SPAPR_VTPM_VALID_COMMAND: /* Payloads */
+        switch (local_crq.s.msg) {
+        case SPAPR_VTPM_TPM_COMMAND:
+            DPRINTF("vtpm_do_crq: got TPM command payload!\n");
+            if (s->state == SPAPR_VTPM_STATE_EXECUTION)
+                return H_BUSY;
+            /* this crq is tracked */
+            memcpy(crq->raw, crq_data, sizeof(crq->raw));
+            crq->s.valid = be16_to_cpu(0);
+            crq->s.len = be16_to_cpu(crq->s.len);
+            crq->s.data = be32_to_cpu(crq->s.data);
+            tpm_spapr_got_payload(s, crq);
+            break;
+
+        case SPAPR_VTPM_GET_RTCE_BUFFER_SIZE:
+            DPRINTF("vtpm_do_crq: resp: buffer size is %zu\n",
+                    s->be_buffer_size);
+            local_crq.s.msg |= SPAPR_VTPM_MSG_RESULT;
+            local_crq.s.len = cpu_to_be16(s->be_buffer_size);
+            spapr_vio_send_crq(dev, local_crq.raw);
+            break;
+
+        case SPAPR_VTPM_GET_VERSION:
+            local_crq.s.msg |= SPAPR_VTPM_MSG_RESULT;
+            local_crq.s.len = cpu_to_be16(0);
+            switch (s->be_tpm_version) {
+            case TPM_VERSION_UNSPEC:
+                local_crq.s.data = cpu_to_be32(0);
+                break;
+            case TPM_VERSION_1_2:
+                local_crq.s.data = cpu_to_be32(1);
+                break;
+            case TPM_VERSION_2_0:
+                local_crq.s.data = cpu_to_be32(2);
+                break;
+            }
+            DPRINTF("vtpm_do_crq: resp: version %u\n",
+                    local_crq.s.data);
+            spapr_vio_send_crq(dev, local_crq.raw);
+            break;
+
+        case SPAPR_VTPM_PREPARE_TO_SUSPEND:
+            DPRINTF("vtpm_do_crq: resp: prep to suspend\n");
+            local_crq.s.msg |= SPAPR_VTPM_MSG_RESULT;
+            spapr_vio_send_crq(dev, local_crq.raw);
+            break;
+
+        default:
+            DPRINTF("vtpm_do_crq: Unknown message type %02x\n",
+                    crq->s.msg);
+        }
+        break;
+    default:
+        DPRINTF("vtpm_do_crq: unknown CRQ %02x %02x ...\n",
+                local_crq.raw[0], local_crq.raw[1]);
+    };
+
+    return 0;
+}
+
+static void tpm_spapr_request_completed(TPMIf *ti)
+{
+    SPAPRvTPMState *s = VIO_SPAPR_VTPM_DEVICE(ti);
+    tpm_spapr_crq *crq = &s->crq;
+    uint32_t len;
+    int rc;
+
+    tpm_spapr_show_buffer(s->buffer, sizeof(s->buffer), "spapr_vtpm: Rx TPM");
+
+    s->state = SPAPR_VTPM_STATE_COMPLETION;
+
+    /* a max. of be_buffer_size bytes can be transported */
+    len = MIN(tpm_cmd_get_size(s->buffer), s->be_buffer_size);
+    rc = spapr_vio_dma_write(&s->vdev, crq->s.data, s->buffer, len);
+
+    crq->s.valid = SPAPR_VTPM_MSG_RESULT;
+    crq->s.msg = SPAPR_VTPM_TPM_COMMAND | SPAPR_VTPM_MSG_RESULT;
+    crq->s.len = cpu_to_be16(len);
+    crq->s.data = cpu_to_be32(crq->s.data);
+
+    if (rc == 0) {
+        rc = spapr_vio_send_crq(&s->vdev, crq->raw);
+        if (rc) {
+            DPRINTF("%s: Error sending response\n", __func__);
+        }
+    } else {
+        DPRINTF("%s: Error with DMA write\n", __func__);
+    }
+}
+
+static int tpm_spapr_do_startup_tpm(SPAPRvTPMState *s, size_t buffersize)
+{
+    return tpm_backend_startup_tpm(s->be_driver, buffersize);
+}
+
+static void tpm_spapr_reset(VIOsPAPRDevice *dev)
+{
+    SPAPRvTPMState *s = VIO_SPAPR_VTPM_DEVICE(dev);
+
+    s->state = SPAPR_VTPM_STATE_NONE;
+
+    s->be_tpm_version = tpm_backend_get_tpm_version(s->be_driver);
+
+    s->be_buffer_size = MAX(ROUND_UP(tpm_backend_get_buffer_size(s->be_driver),
+                                     TARGET_PAGE_SIZE),
+                            sizeof(s->buffer));
+
+    tpm_backend_reset(s->be_driver);
+    tpm_spapr_do_startup_tpm(s, s->be_buffer_size);
+}
+
+static enum TPMVersion tpm_spapr_get_version(TPMIf *ti)
+{
+    SPAPRvTPMState *s = VIO_SPAPR_VTPM_DEVICE(ti);
+
+    if (tpm_backend_had_startup_error(s->be_driver)) {
+        return TPM_VERSION_UNSPEC;
+    }
+
+    return tpm_backend_get_tpm_version(s->be_driver);
+}
+
+static const VMStateDescription vmstate_spapr_vtpm = {
+    .name = "tpm_spapr",
+    .unmigratable = 1,
+};
+
+static Property tpm_spapr_properties[] = {
+    DEFINE_SPAPR_PROPERTIES(SPAPRvTPMState, vdev),
+    DEFINE_PROP_TPMBE("tpmdev", SPAPRvTPMState, be_driver),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void tpm_spapr_realizefn(VIOsPAPRDevice *dev, Error **errp)
+{
+    SPAPRvTPMState *s = VIO_SPAPR_VTPM_DEVICE(dev);
+
+    if (!tpm_find()) {
+        error_setg(errp, "at most one TPM device is permitted");
+        return;
+    }
+
+    dev->crq.SendFunc = tpm_spapr_do_crq;
+
+    if (!s->be_driver) {
+        error_setg(errp, "'tpmdev' property is required");
+        return;
+    }
+}
+
+static void tpm_spapr_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    VIOsPAPRDeviceClass *k = VIO_SPAPR_DEVICE_CLASS(klass);
+    TPMIfClass *tc = TPM_IF_CLASS(klass);
+
+    k->realize = tpm_spapr_realizefn;
+    k->reset = tpm_spapr_reset;
+    //k->devnode = tpm_spapr_devnode;
+    k->dt_name = "vtpm";
+    k->dt_type = "IBM,vtpm";
+    k->dt_compatible = "IBM,vtpm";
+    k->signal_mask = 0x00000001;
+    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
+    dc->props = tpm_spapr_properties;
+    k->rtce_window_size = 0x10000000;
+    dc->vmsd = &vmstate_spapr_vtpm;
+
+    tc->model = TPM_MODEL_TPM_SPAPR;
+    tc->get_version = tpm_spapr_get_version;
+    tc->request_completed = tpm_spapr_request_completed;
+}
+
+static const TypeInfo tpm_spapr_info = {
+    .name          = TYPE_TPM_SPAPR,
+    .parent        = TYPE_VIO_SPAPR_DEVICE,
+    .instance_size = sizeof(SPAPRvTPMState),
+    .class_init    = tpm_spapr_class_init,
+    .interfaces = (InterfaceInfo[]) {
+        { TYPE_TPM_IF },
+        { }
+    }
+};
+
+static void tpm_spapr_register_types(void)
+{
+    type_register_static(&tpm_spapr_info);
+}
+
+type_init(tpm_spapr_register_types)
diff --git a/include/sysemu/tpm.h b/include/sysemu/tpm.h
index 852e026..afefadd 100644
--- a/include/sysemu/tpm.h
+++ b/include/sysemu/tpm.h
@@ -46,9 +46,12 @@ typedef struct TPMIfClass {
 } TPMIfClass;
 
 #define TYPE_TPM_TIS                "tpm-tis"
+#define TYPE_TPM_SPAPR              "tpm-spapr"
 
 #define TPM_IS_TIS(chr)                             \
     object_dynamic_cast(OBJECT(chr), TYPE_TPM_TIS)
+#define TPM_IS_SPAPR(chr)                           \
+    object_dynamic_cast(OBJECT(chr), TYPE_TPM_SPAPR)
 
 /* returns NULL unless there is exactly one TPM device */
 static inline TPMIf *tpm_find(void)
diff --git a/qapi/tpm.json b/qapi/tpm.json
index 7093f26..dfa6a32 100644
--- a/qapi/tpm.json
+++ b/qapi/tpm.json
@@ -11,10 +11,11 @@
 # An enumeration of TPM models
 #
 # @tpm-tis: TPM TIS model
+# @tpm-spapr: TPM PAPR model (since 2.12)
 #
 # Since: 1.5
 ##
-{ 'enum': 'TpmModel', 'data': [ 'tpm-tis' ] }
+{ 'enum': 'TpmModel', 'data': [ 'tpm-tis', 'tpm-spapr' ] }
 
 ##
 # @query-tpm-models:
@@ -28,7 +29,7 @@
 # Example:
 #
 # -> { "execute": "query-tpm-models" }
-# <- { "return": [ "tpm-tis" ] }
+# <- { "return": [ "tpm-tis", "tpm-spapr" ] }
 #
 ##
 { 'command': 'query-tpm-models', 'returns': ['TpmModel'] }
