From 578c4f425b6a3d3be5e95990b1a7e199f2059bd0 Mon Sep 17 00:00:00 2001
From: Silvano Seva <silseva@fastwebnet.it>
Date: Tue, 21 Nov 2023 14:11:12 +0100
Subject: [PATCH] Added list of NVM areas to ttwrplus target

---
 platform/drivers/NVM/nvmem_ttwrplus.c    | 94 ++++++++++++++++++++++++
 platform/targets/ttwrplus/CMakeLists.txt |  2 +-
 platform/targets/ttwrplus/ttwrplus.dts   |  1 +
 3 files changed, 96 insertions(+), 1 deletion(-)
 create mode 100644 platform/drivers/NVM/nvmem_ttwrplus.c

diff --git a/platform/drivers/NVM/nvmem_ttwrplus.c b/platform/drivers/NVM/nvmem_ttwrplus.c
new file mode 100644
index 00000000..e7812b7f
--- /dev/null
+++ b/platform/drivers/NVM/nvmem_ttwrplus.c
@@ -0,0 +1,94 @@
+/***************************************************************************
+ *   Copyright (C) 2023 by Federico Amedeo Izzo IU2NUO,                    *
+ *                         Niccolò Izzo IU2KIN                             *
+ *                         Frederik Saraci IU2NRO                          *
+ *                         Silvano Seva IU2KWO                             *
+ *                                                                         *
+ *   This program 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 3 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program 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 this program; if not, see <http://www.gnu.org/licenses/>   *
+ ***************************************************************************/
+
+#include <zephyr/storage/flash_map.h>
+#include <zephyr/drivers/flash.h>
+#include <interfaces/nvmem.h>
+#include "flash_zephyr.h"
+
+ZEPHYR_FLASH_DEVICE_DEFINE(extFlash, flash);
+
+static const struct nvmArea areas[] =
+{
+    {
+        .name       = "External flash",
+        .dev        = &extFlash,
+        .startAddr  = FIXED_PARTITION_OFFSET(storage_partition),
+        .size       = FIXED_PARTITION_SIZE(storage_partition),
+        .partitions = NULL
+    }
+};
+
+
+void nvm_init()
+{
+
+}
+
+void nvm_terminate()
+{
+
+}
+
+size_t nvm_getMemoryAreas(const struct nvmArea **list)
+{
+    *list = &areas[0];
+
+    return (sizeof(areas) / sizeof(struct nvmArea));
+}
+
+void nvm_readCalibData(void *buf)
+{
+    (void) buf;
+}
+
+void nvm_readHwInfo(hwInfo_t *info)
+{
+    (void) info;
+}
+
+int nvm_readVfoChannelData(channel_t *channel)
+{
+    (void) channel;
+
+    return -1;
+}
+
+int nvm_readSettings(settings_t *settings)
+{
+    (void) settings;
+
+    return -1;
+}
+
+int nvm_writeSettings(const settings_t *settings)
+{
+    (void) settings;
+
+    return -1;
+}
+
+int nvm_writeSettingsAndVfo(const settings_t *settings, const channel_t *vfo)
+{
+    (void) settings;
+    (void) vfo;
+
+    return -1;
+}
diff --git a/platform/targets/ttwrplus/CMakeLists.txt b/platform/targets/ttwrplus/CMakeLists.txt
index 5404221e..902f91c1 100644
--- a/platform/targets/ttwrplus/CMakeLists.txt
+++ b/platform/targets/ttwrplus/CMakeLists.txt
@@ -20,9 +20,9 @@ target_sources(app
     ${OPENRTX_ROOT}/platform/drivers/GPS/GPS_ttwrplus.c
     ${OPENRTX_ROOT}/platform/drivers/audio/audio_ttwrplus.c
     ${OPENRTX_ROOT}/platform/drivers/NVM/flash_zephyr.c
+    ${OPENRTX_ROOT}/platform/drivers/NVM/nvmem_ttwrplus.c
 
     ${OPENRTX_ROOT}/platform/drivers/stubs/cps_io_stub.c
-    ${OPENRTX_ROOT}/platform/drivers/stubs/nvmem_stub.c
 
     ${OPENRTX_ROOT}/subprojects/XPowersLib/src/XPowersLibInterface.cpp
 )
diff --git a/platform/targets/ttwrplus/ttwrplus.dts b/platform/targets/ttwrplus/ttwrplus.dts
index 5ee058d1..eebc90c8 100644
--- a/platform/targets/ttwrplus/ttwrplus.dts
+++ b/platform/targets/ttwrplus/ttwrplus.dts
@@ -25,6 +25,7 @@
         pmu-irq   = &pmu_irq;
         qdec0 = &pcnt;
         led0 = &ws2812c;
+        flash = &flash0;
     };
 
     chosen {