From 41a413cfddb376766b2a28554a04a40882a336e7 Mon Sep 17 00:00:00 2001
From: Silvano Seva <silseva@fastwebnet.it>
Date: Sat, 23 Jan 2021 19:30:36 +0100
Subject: [PATCH] RTX support for GD77 target

---
 meson.build                         |  5 ++++-
 platform/targets/DM-1801/hwconfig.h |  1 +
 platform/targets/GD77/hwconfig.h    | 20 +++++++++++++++++++-
 platform/targets/GD77/platform.c    | 27 ++++++++++++++++++++++++++-
 4 files changed, 50 insertions(+), 3 deletions(-)

diff --git a/meson.build b/meson.build
index 0b0ab1dd..65937633 100644
--- a/meson.build
+++ b/meson.build
@@ -248,7 +248,10 @@ gd77_src = src + mk22fn512_src + ['platform/targets/GD77/platform.c',
                                   'platform/drivers/NVM/spiFlash_GDx.c',
                                   'platform/drivers/NVM/nvmem_GDx.c',
                                   'platform/drivers/ADC/ADC0_GDx.c',
-                                  'platform/drivers/baseband/rtx_GDx.c']
+                                  'platform/drivers/baseband/rtx_GDx.c',
+                                  'platform/drivers/baseband/AT1846S.c',
+                                  'platform/drivers/baseband/HR_C6000.c',
+                                  'platform/drivers/baseband/interfaces_GDx.c']
 
 gd77_inc = inc + mk22fn512_inc + ['platform/targets/GD77']
 gd77_def = def + mk22fn512_def + {'PLATFORM_GD77': ''}
diff --git a/platform/targets/DM-1801/hwconfig.h b/platform/targets/DM-1801/hwconfig.h
index 12c64033..0d79bdd1 100644
--- a/platform/targets/DM-1801/hwconfig.h
+++ b/platform/targets/DM-1801/hwconfig.h
@@ -93,6 +93,7 @@
 #define RX_AUDIO_MUX GPIOC,5
 #define TX_AUDIO_MUX GPIOC,6
 
+/* HR_C6000 control interface */
 #define DMR_RESET GPIOE,2
 #define DMR_SLEEP GPIOE,3
 #define DMR_CS    GPIOD,0
diff --git a/platform/targets/GD77/hwconfig.h b/platform/targets/GD77/hwconfig.h
index 7b46d448..22bc5e1b 100644
--- a/platform/targets/GD77/hwconfig.h
+++ b/platform/targets/GD77/hwconfig.h
@@ -72,7 +72,6 @@
 #define FUNC2_SW GPIOB,1
 #define MONI_SW  GPIOB,9
 
-
 /* External flash */
 #define FLASH_CS  GPIOE,6
 #define FLASH_CLK GPIOE,5
@@ -83,4 +82,23 @@
 #define I2C_SDA GPIOE,25
 #define I2C_SCL GPIOE,24
 
+/* RTX stage control */
+#define VHF_LNA_EN GPIOC,13
+#define UHF_LNA_EN GPIOC,15
+#define VHF_PA_EN  GPIOE,3
+#define UHF_PA_EN  GPIOE,2
+
+/* Audio control */
+#define AUDIO_AMP_EN GPIOB,0
+#define RX_AUDIO_MUX GPIOC,5
+#define TX_AUDIO_MUX GPIOC,6
+
+/* HR_C6000 control interface */
+#define DMR_RESET GPIOE,0
+#define DMR_SLEEP GPIOE,1
+#define DMR_CS    GPIOD,0
+#define DMR_CLK   GPIOD,1
+#define DMR_MOSI  GPIOD,2
+#define DMR_MISO  GPIOD,3
+
 #endif
diff --git a/platform/targets/GD77/platform.c b/platform/targets/GD77/platform.c
index 2b4274d2..7db38030 100644
--- a/platform/targets/GD77/platform.c
+++ b/platform/targets/GD77/platform.c
@@ -19,8 +19,11 @@
  ***************************************************************************/
 
 #include <interfaces/platform.h>
-#include <ADC0_GDx.h>
+#include <interfaces/nvmem.h>
 #include <interfaces/gpio.h>
+#include <calibInfo_GDx.h>
+#include <ADC0_GDx.h>
+#include <I2C0.h>
 #include <os.h>
 #include "hwconfig.h"
 
@@ -28,6 +31,8 @@
 OS_MUTEX adc_mutex;
 OS_ERR e;
 
+gdxCalibration_t calibration;
+
 void platform_init()
 {
     /* Configure GPIOs */
@@ -60,6 +65,21 @@ void platform_init()
      */
     adc0_init();
     OSMutexCreate(&adc_mutex, "", &e);
+
+    /*
+     * Initialise I2C driver, once for all the modules
+     */
+    gpio_setMode(I2C_SDA, OPEN_DRAIN);
+    gpio_setMode(I2C_SCL, OPEN_DRAIN);
+    gpio_setAlternateFunction(I2C_SDA, 3);
+    gpio_setAlternateFunction(I2C_SCL, 3);
+    i2c0_init();
+
+    /*
+     * Initialise non volatile memory manager and load calibration data.
+     */
+    nvm_init();
+    nvm_readCalibData(&calibration);
 }
 
 void platform_terminate()
@@ -159,3 +179,8 @@ void platform_setBacklightLevel(uint8_t level)
 {
     FTM0->CONTROLS[3].CnV = level;
 }
+
+const void *platform_getCalibrationData()
+{
+    return ((const void *) &calibration);
+}