Add generic device for mainline LinuxGNUtoo/history/17-07-2019-rebase

TODO:
- More code cleanups
- Refactor send_command to work with MIPI

GNUtoo@cyberdimension.org: [rebase, fixes and cleanups]
Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>

14 files changed, 507 insertions, 0 deletions

diff --git a/Android.mk b/Android.mk
index c07789c..fd9f32f 100644
--- a/Android.mk
+++ b/Android.mk
@@ -66,6 +66,7 @@ libsamsung_ipc_local_src_files := \
 	samsung-ipc/devices/maguro/maguro.c \
 	samsung-ipc/devices/piranha/piranha.c \
 	samsung-ipc/devices/i9300/i9300.c \
+	samsung-ipc/devices/generic/generic.c \
 	samsung-ipc/devices/n7100/n7100.c \
 	samsung-ipc/devices/n5100/n5100.c \
 	samsung-ipc/utils.c \
diff --git a/samsung-ipc/Makefile.am b/samsung-ipc/Makefile.am
index def4a23..bf860a3 100644
--- a/samsung-ipc/Makefile.am
+++ b/samsung-ipc/Makefile.am
@@ -59,6 +59,8 @@ libsamsung_ipc_la_SOURCES = \
 	devices/piranha/piranha.h \
 	devices/i9300/i9300.c \
 	devices/i9300/i9300.h \
+	devices/generic/generic.c \
+	devices/generic/generic.h \
 	devices/n7100/n7100.c \
 	devices/n7100/n7100.h \
 	devices/n5100/n5100.c \
diff --git a/samsung-ipc/devices/aries/aries.c b/samsung-ipc/devices/aries/aries.c
index a3da208..03ff4ab 100644
--- a/samsung-ipc/devices/aries/aries.c
+++ b/samsung-ipc/devices/aries/aries.c
@@ -808,6 +808,7 @@ struct ipc_client_handlers aries_handlers = {
     .read = aries_read,
     .write = aries_write,
     .poll = aries_poll,
+    .send_command = NULL,
     .transport_data = NULL,
     .power_on = aries_power_on,
     .power_off = aries_power_off,
diff --git a/samsung-ipc/devices/crespo/crespo.c b/samsung-ipc/devices/crespo/crespo.c
index 1bf9a97..d4bf0d5 100644
--- a/samsung-ipc/devices/crespo/crespo.c
+++ b/samsung-ipc/devices/crespo/crespo.c
@@ -576,6 +576,7 @@ struct ipc_client_handlers crespo_handlers = {
     .read = crespo_read,
     .write = crespo_write,
     .poll = crespo_poll,
+    .send_command = NULL,
     .transport_data = NULL,
     .power_on = crespo_power_on,
     .power_off = crespo_power_off,
diff --git a/samsung-ipc/devices/galaxys2/galaxys2.c b/samsung-ipc/devices/galaxys2/galaxys2.c
index 8b96893..40f9c80 100644
--- a/samsung-ipc/devices/galaxys2/galaxys2.c
+++ b/samsung-ipc/devices/galaxys2/galaxys2.c
@@ -26,6 +26,7 @@
 #include <samsung-ipc.h>
 #include <ipc.h>
 
+#include "generic-xmm626_hsic.h"
 #include "xmm626.h"
 #include "xmm626_hsic.h"
 #include "xmm626_sec_modem.h"
@@ -383,6 +384,7 @@ struct ipc_client_handlers galaxys2_handlers = {
     .open = galaxys2_open,
     .close = galaxys2_close,
     .poll = galaxys2_poll,
+    .send_command = xmm626_hsic_command_send,
     .transport_data = NULL,
     .power_on = galaxys2_power_on,
     .power_off = galaxys2_power_off,
diff --git a/samsung-ipc/devices/generic/generic.c b/samsung-ipc/devices/generic/generic.c
new file mode 100644
index 0000000..9db9aa1
--- /dev/null
+++ b/samsung-ipc/devices/generic/generic.c
@@ -0,0 +1,432 @@
+/*
+ * This file is part of libsamsung-ipc.
+ *
+ * Copyright (C) 2013-2014 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * libsamsung-ipc is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * libsamsung-ipc is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libsamsung-ipc.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <fcntl.h>
+#include <poll.h>
+#include <sys/mman.h>
+
+#include <samsung-ipc.h>
+#include <ipc.h>
+
+#include "generic-xmm626_hsic.h"
+#include "generic-xmm626_sec_modem.h"
+#include "xmm626.h"
+#include "xmm626_hsic.h"
+#include "xmm626_sec_modem.h"
+#include "generic.h"
+
+int generic_boot(struct ipc_client *client)
+{
+    void *modem_image_data = NULL;
+    int modem_image_fd = -1;
+    int modem_boot_fd = -1;
+    int modem_link_fd = -1;
+    unsigned char *p;
+    int rc;
+
+    if (client == NULL)
+        return -1;
+
+    ipc_client_log(client, "Starting generic modem boot");
+
+    modem_image_fd = open(GENERIC_MODEM_IMAGE_DEVICE, O_RDONLY);
+    if (modem_image_fd < 0) {
+        ipc_client_log(client, "Opening modem image device failed");
+        goto error;
+    }
+    ipc_client_log(client, "Opened modem image device");
+
+    modem_image_data = mmap(0, GENERIC_MODEM_IMAGE_SIZE, PROT_READ, MAP_SHARED, modem_image_fd, 0);
+    if (modem_image_data == NULL || modem_image_data == (void *) 0xffffffff) {
+            ipc_client_log(client, "Mapping modem image data to memory failed");
+            goto error;
+    }
+    ipc_client_log(client, "Mapped modem image data to memory");
+
+    /*    modem_link_fd = open(GENERIC_XMM626_SEC_MODEM_LINK_PM_DEVICE, O_RDWR);
+    if (modem_link_fd < 0) {
+        ipc_client_log(client, "Opening modem link device failed");
+        goto error;
+    }
+    ipc_client_log(client, "Opened modem link device");
+*/
+    rc = generic_xmm626_sec_modem_power(modem_boot_fd, 0);
+    if (rc < 0) {
+	    ipc_client_log(client, "generic_xmm626_sec_modem_power: Turning the modem off failed with error %d", rc);
+        goto error;
+    }
+    rc = generic_xmm626_sec_modem_hci_power(0);
+    if (rc < 0) {
+        ipc_client_log(client, "generic_xmm626_sec_modem_hci_power: Turning the modem off failed");
+        goto error;
+    }
+    ipc_client_log(client, "Turned the modem off");
+
+    rc = generic_xmm626_sec_modem_power(modem_boot_fd, 1);
+    printf("%d\n", rc);
+    rc |= generic_xmm626_sec_modem_hci_power(1);
+    printf("%d\n", rc);
+
+    if (rc < 0) {
+        ipc_client_log(client, "Turning the modem on failed");
+        goto error;
+    }
+    ipc_client_log(client, "Turned the modem on");
+
+    rc = 0;
+    do {
+	    modem_boot_fd = open(GENERIC_XMM626_SEC_MODEM_BOOT0_DEVICE, O_RDWR | O_NOCTTY | O_NONBLOCK);
+	    if (modem_boot_fd >= 0) {
+		    break;
+	    }
+	    usleep(5000);
+	    rc++;
+    } while (rc < 10000);
+    if (modem_boot_fd < 0) {
+	    ipc_client_log(client, "Failed to open boot device");
+	    goto error;
+    }
+    ipc_client_log(client, "Opened modem boot device");
+
+
+    rc = generic_xmm626_sec_modem_link_connected_wait(modem_link_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Waiting for link connected failed");
+        goto error;
+    }
+    ipc_client_log(client, "Waited for link connected");
+
+    p = (unsigned char *) modem_image_data + GENERIC_PSI_OFFSET;
+
+    rc = xmm626_hsic_psi_send(client, modem_boot_fd, (void *) p, GENERIC_PSI_SIZE);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC PSI failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC PSI");
+
+    p = (unsigned char *) modem_image_data + GENERIC_EBL_OFFSET;
+
+    rc = xmm626_hsic_ebl_send(client, modem_boot_fd, (void *) p, GENERIC_EBL_SIZE);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC EBL failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC EBL");
+
+    rc = xmm626_hsic_port_config_send(client, modem_boot_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC port config failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC port config");
+
+    p = (unsigned char *) modem_image_data + GENERIC_SEC_START_OFFSET;
+
+    rc = xmm626_hsic_sec_start_send(client, modem_boot_fd, (void *) p, GENERIC_SEC_START_SIZE);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC SEC start failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC SEC start");
+
+    p = (unsigned char *) modem_image_data + GENERIC_FIRMWARE_OFFSET;
+
+    rc = xmm626_hsic_firmware_send(client, modem_boot_fd, (void *) p, GENERIC_FIRMWARE_SIZE);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC firmware failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC firmware");
+
+    rc = xmm626_hsic_nv_data_send(client, modem_boot_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC nv_data failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC nv_data");
+
+    rc = xmm626_hsic_sec_end_send(client, modem_boot_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC SEC end failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC SEC end");
+
+    rc = xmm626_hsic_hw_reset_send(client, modem_boot_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Sending XMM626 HSIC HW reset failed");
+        goto error;
+    }
+    ipc_client_log(client, "Sent XMM626 HSIC HW reset");
+
+    usleep(300000);
+
+    rc = generic_xmm626_sec_modem_link_get_hostwake_wait(modem_link_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Waiting for host wake failed");
+    }
+
+    rc = generic_xmm626_sec_modem_link_control_enable(modem_link_fd, 0);
+    rc |= generic_xmm626_sec_modem_hci_power(0);
+    rc |= generic_xmm626_sec_modem_link_control_active(modem_link_fd, 0);
+
+    if (rc < 0) {
+        ipc_client_log(client, "Turning the modem off failed");
+        goto error;
+    }
+
+    rc = generic_xmm626_sec_modem_link_get_hostwake_wait(modem_link_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Waiting for host wake failed");
+    }
+    ipc_client_log(client, "Waited for host wake");
+
+    rc = generic_xmm626_sec_modem_link_control_enable(modem_link_fd, 1);
+    rc |= generic_xmm626_sec_modem_hci_power(1);
+    rc |= generic_xmm626_sec_modem_link_control_active(modem_link_fd, 1);
+
+    if (rc < 0) {
+        ipc_client_log(client, "Turning the modem on failed");
+        goto error;
+    }
+
+    rc = generic_xmm626_sec_modem_link_connected_wait(modem_link_fd);
+    if (rc < 0) {
+        ipc_client_log(client, "Waiting for link connected failed");
+        goto error;
+    }
+    ipc_client_log(client, "Waited for link connected");
+
+    usleep(300000);
+
+    rc = 0;
+    goto complete;
+
+error:
+    rc = -1;
+
+complete:
+    if (modem_image_data != NULL)
+        munmap(modem_image_data, GENERIC_MODEM_IMAGE_SIZE);
+
+    if (modem_image_fd >= 0)
+        close(modem_image_fd);
+
+    if (modem_boot_fd >= 0)
+        close(modem_boot_fd);
+
+    if (modem_link_fd >= 0)
+        close(modem_link_fd);
+
+    return rc;
+}
+
+int generic_open(void *data, int type)
+{
+    struct generic_transport_data *transport_data;
+
+    if (data == NULL)
+        return -1;
+
+    transport_data = (struct generic_transport_data *) data;
+
+    transport_data->fd = generic_xmm626_sec_modem_open(type);
+    if (transport_data->fd < 0)
+        return -1;
+
+    return 0;
+}
+
+int generic_close(void *data)
+{
+    struct generic_transport_data *transport_data;
+
+    if (data == NULL)
+        return -1;
+
+    transport_data = (struct generic_transport_data *) data;
+
+    xmm626_sec_modem_close(transport_data->fd);
+    transport_data->fd = -1;
+
+    return 0;
+}
+
+int generic_read(void *data, void *buffer, size_t length)
+{
+    struct generic_transport_data *transport_data;
+    int rc;
+
+    if (data == NULL)
+        return -1;
+
+    transport_data = (struct generic_transport_data *) data;
+
+    rc = generic_xmm626_sec_modem_read(transport_data->fd, buffer, length);
+
+    return rc;
+}
+
+int generic_write(void *data, const void *buffer, size_t length)
+{
+    struct generic_transport_data *transport_data;
+    int rc;
+
+    if (data == NULL)
+        return -1;
+
+    transport_data = (struct generic_transport_data *) data;
+
+    rc = generic_xmm626_sec_modem_write(transport_data->fd, buffer, length);
+
+    return rc;
+}
+
+int generic_poll(void *data, __attribute__((unused)) struct ipc_poll_fds *fds,
+	       __attribute__((unused)) struct timeval *timeout)
+{
+    struct generic_transport_data *transport_data;
+    int rc;
+    struct pollfd fd;
+
+    if (data == NULL)
+        return -1;
+
+    transport_data = (struct generic_transport_data *) data;
+
+    fd.fd = transport_data->fd;
+    fd.events = POLLRDNORM | POLLIN;
+
+    rc = poll(&fd, 1, -1);
+
+    printf("poll returns %d\n", rc);
+    return rc - 1;
+}
+
+int generic_power_on(__attribute__((unused)) void *data)
+{
+    return 0;
+}
+
+int generic_power_off(__attribute__((unused)) void *data)
+{
+    int fd;
+    int rc;
+
+    fd = open(GENERIC_XMM626_SEC_MODEM_BOOT0_DEVICE, O_RDWR | O_NOCTTY | O_NONBLOCK);
+    if (fd < 0)
+        return -1;
+
+    rc = generic_xmm626_sec_modem_power(fd, 0);
+
+    close(fd);
+
+    if (rc < 0)
+        return -1;
+
+    return 0;
+}
+
+int generic_gprs_activate(__attribute__((unused)) void *data,
+			__attribute__((unused)) unsigned int cid)
+{
+    return 0;
+}
+
+int generic_gprs_deactivate(__attribute__((unused)) void *data,
+			  __attribute__((unused)) unsigned int cid)
+{
+    return 0;
+}
+
+int generic_data_create(void **transport_data,
+		      __attribute__((unused)) void **power_data,
+		      __attribute__((unused)) void **gprs_data)
+{
+    if (transport_data == NULL)
+        return -1;
+
+    *transport_data = calloc(1, sizeof(struct generic_transport_data));
+
+    return 0;
+}
+
+int generic_data_destroy(void *transport_data,
+		       __attribute__((unused)) void *power_data,
+		       __attribute__((unused)) void *gprs_data)
+{
+    if (transport_data == NULL)
+        return -1;
+
+    free(transport_data);
+
+    return 0;
+}
+
+struct ipc_client_ops generic_fmt_ops = {
+    .boot = generic_boot,
+    .send = generic_xmm626_sec_modem_fmt_send,
+    .recv = xmm626_sec_modem_fmt_recv,
+};
+
+struct ipc_client_ops generic_rfs_ops = {
+    .boot = NULL,
+    .send = xmm626_sec_modem_rfs_send,
+    .recv = xmm626_sec_modem_rfs_recv,
+};
+
+struct ipc_client_handlers generic_handlers = {
+    .read = generic_read,
+    .write = generic_write,
+    .open = generic_open,
+    .close = generic_close,
+    .poll = generic_poll,
+    .send_command = generic_xmm626_hsic_command_send,
+    .transport_data = NULL,
+    .power_on = generic_power_on,
+    .power_off = generic_power_off,
+    .power_data = NULL,
+    .gprs_activate = generic_gprs_activate,
+    .gprs_deactivate = generic_gprs_deactivate,
+    .gprs_data = NULL,
+    .data_create = generic_data_create,
+    .data_destroy = generic_data_destroy,
+};
+
+struct ipc_client_gprs_specs generic_gprs_specs = {
+    .gprs_get_iface = xmm626_sec_modem_gprs_get_iface,
+    .gprs_get_capabilities = xmm626_sec_modem_gprs_get_capabilities,
+};
+
+struct ipc_client_nv_data_specs generic_nv_data_specs = {
+    .nv_data_path = XMM626_NV_DATA_PATH,
+    .nv_data_md5_path = XMM626_NV_DATA_MD5_PATH,
+    .nv_data_backup_path = XMM626_NV_DATA_BACKUP_PATH,
+    .nv_data_backup_md5_path = XMM626_NV_DATA_BACKUP_MD5_PATH,
+    .nv_data_secret = XMM626_NV_DATA_SECRET,
+    .nv_data_size = XMM626_NV_DATA_SIZE,
+    .nv_data_chunk_size = XMM626_NV_DATA_CHUNK_SIZE,
+};
+
+// vim:ts=4:sw=4:expandtab
diff --git a/samsung-ipc/devices/generic/generic.h b/samsung-ipc/devices/generic/generic.h
new file mode 100644
index 0000000..eb2e6ea
--- /dev/null
+++ b/samsung-ipc/devices/generic/generic.h
@@ -0,0 +1,49 @@
+/*
+ * This file is part of libsamsung-ipc.
+ *
+ * Copyright (C) 2013-2014 Paul Kocialkowski <contact@paulk.fr>
+ *
+ * libsamsung-ipc is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * libsamsung-ipc is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libsamsung-ipc.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GENERIC_H__
+#define __GENERIC_H__
+
+#define GENERIC_MODEM_IMAGE_SIZE                                  0x1000000
+#define GENERIC_PSI_OFFSET                                        0x1000
+#define GENERIC_PSI_SIZE                                          0xE000
+#define GENERIC_EBL_OFFSET                                        0xF000
+#define GENERIC_EBL_SIZE                                          0x19000
+#define GENERIC_SEC_START_OFFSET                                  0x9FF800
+#define GENERIC_SEC_START_SIZE                                    0x800
+#define GENERIC_FIRMWARE_OFFSET                                   0x28000
+#define GENERIC_FIRMWARE_SIZE                                     0x9D7800
+#define GENERIC_NV_DATA_OFFSET                                    0xA00000
+#define GENERIC_NV_DATA_SIZE                                      0x200000
+
+#define GENERIC_MODEM_IMAGE_DEVICE                "/dev/block/by-name/RADIO"
+
+struct generic_transport_data {
+    int fd;
+};
+
+extern struct ipc_client_ops generic_fmt_ops;
+extern struct ipc_client_ops generic_rfs_ops;
+extern struct ipc_client_handlers generic_handlers;
+extern struct ipc_client_gprs_specs generic_gprs_specs;
+extern struct ipc_client_nv_data_specs generic_nv_data_specs;
+
+#endif
+
+// vim:ts=4:sw=4:expandtab
diff --git a/samsung-ipc/devices/i9300/i9300.c b/samsung-ipc/devices/i9300/i9300.c
index c0d3cb1..e38e231 100644
--- a/samsung-ipc/devices/i9300/i9300.c
+++ b/samsung-ipc/devices/i9300/i9300.c
@@ -26,6 +26,7 @@
 #include <samsung-ipc.h>
 #include <ipc.h>
 
+#include "generic-xmm626_hsic.h"
 #include "xmm626.h"
 #include "xmm626_hsic.h"
 #include "xmm626_sec_modem.h"
@@ -377,6 +378,7 @@ struct ipc_client_handlers i9300_handlers = {
     .open = i9300_open,
     .close = i9300_close,
     .poll = i9300_poll,
+    .send_command = xmm626_hsic_command_send,
     .transport_data = NULL,
     .power_on = i9300_power_on,
     .power_off = i9300_power_off,
diff --git a/samsung-ipc/devices/maguro/maguro.c b/samsung-ipc/devices/maguro/maguro.c
index b41eadd..4bd17cf 100644
--- a/samsung-ipc/devices/maguro/maguro.c
+++ b/samsung-ipc/devices/maguro/maguro.c
@@ -358,6 +358,7 @@ struct ipc_client_handlers maguro_handlers = {
     .open = maguro_open,
     .close = maguro_close,
     .poll = maguro_poll,
+    .send_command = NULL, /* xmm626_mipi_command_send */
     .transport_data = NULL,
     .power_on = maguro_power_on,
     .power_off = maguro_power_off,
diff --git a/samsung-ipc/devices/n5100/n5100.c b/samsung-ipc/devices/n5100/n5100.c
index 78d1f1f..d40f1fc 100644
--- a/samsung-ipc/devices/n5100/n5100.c
+++ b/samsung-ipc/devices/n5100/n5100.c
@@ -27,6 +27,7 @@
 #include <samsung-ipc.h>
 #include <ipc.h>
 
+#include "generic-xmm626_hsic.h"
 #include "xmm626.h"
 #include "xmm626_hsic.h"
 #include "xmm626_sec_modem.h"
@@ -378,6 +379,7 @@ struct ipc_client_handlers n5100_handlers = {
     .open = n5100_open,
     .close = n5100_close,
     .poll = n5100_poll,
+    .send_command = xmm626_hsic_command_send,
     .transport_data = NULL,
     .power_on = n5100_power_on,
     .power_off = n5100_power_off,
diff --git a/samsung-ipc/devices/n7100/n7100.c b/samsung-ipc/devices/n7100/n7100.c
index eb2005b..7ce3d38 100644
--- a/samsung-ipc/devices/n7100/n7100.c
+++ b/samsung-ipc/devices/n7100/n7100.c
@@ -26,6 +26,7 @@
 #include <samsung-ipc.h>
 #include <ipc.h>
 
+#include "generic-xmm626_hsic.h"
 #include "xmm626.h"
 #include "xmm626_hsic.h"
 #include "xmm626_sec_modem.h"
@@ -377,6 +378,7 @@ struct ipc_client_handlers n7100_handlers = {
     .open = n7100_open,
     .close = n7100_close,
     .poll = n7100_poll,
+    .send_command = xmm626_hsic_command_send,
     .transport_data = NULL,
     .power_on = n7100_power_on,
     .power_off = n7100_power_off,
diff --git a/samsung-ipc/devices/piranha/piranha.c b/samsung-ipc/devices/piranha/piranha.c
index df75363..c052681 100644
--- a/samsung-ipc/devices/piranha/piranha.c
+++ b/samsung-ipc/devices/piranha/piranha.c
@@ -325,6 +325,7 @@ struct ipc_client_handlers piranha_handlers = {
     .open = piranha_open,
     .close = piranha_close,
     .poll = piranha_poll,
+    .send_command = NULL, /* xmm626_mipi_command_send */
     .transport_data = NULL,
     .power_on = piranha_power_on,
     .power_off = piranha_power_off,
diff --git a/samsung-ipc/ipc_devices.c b/samsung-ipc/ipc_devices.c
index ad7d23c..b80f806 100644
--- a/samsung-ipc/ipc_devices.c
+++ b/samsung-ipc/ipc_devices.c
@@ -134,6 +134,16 @@ struct ipc_device_desc ipc_devices[] = {
         .nv_data_specs = &i9300_nv_data_specs,
     },
     {
+        .name = NULL,
+        .board_name = "samsung exynos (flattened device tree)",
+        .kernel_version = NULL,
+        .fmt_ops = &generic_fmt_ops,
+        .rfs_ops = &generic_rfs_ops,
+        .handlers = &generic_handlers,
+        .gprs_specs = &generic_gprs_specs,
+        .nv_data_specs = &generic_nv_data_specs,
+    },
+    {
         .name = "n7100",
         .board_name = "smdk4x12",
         .kernel_version = NULL,
diff --git a/samsung-ipc/ipc_devices.h b/samsung-ipc/ipc_devices.h
index a7a6098..1cb1524 100644
--- a/samsung-ipc/ipc_devices.h
+++ b/samsung-ipc/ipc_devices.h
@@ -26,6 +26,7 @@
 #include "devices/maguro/maguro.h"
 #include "devices/piranha/piranha.h"
 #include "devices/i9300/i9300.h"
+#include "devices/generic/generic.h"
 #include "devices/n7100/n7100.h"
 #include "devices/n5100/n5100.h"