Add SSD1325 Display Component (#736)

* add ssd1325 component

* fix i2c

* remove ssd1325 i2c

* add test

* set max contrast

* No macros - see styleguide

* Remove invalid function

* Formatting


Co-authored-by: Otto Winter <otto@otto-winter.com>

esphome/components/ssd1325_base/ssd1325_base.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/core/esphal.h"
+#include "esphome/components/display/display_buffer.h"
+
+namespace esphome {
+namespace ssd1325_base {
+
+enum SSD1325Model {
+  SSD1325_MODEL_128_32 = 0,
+  SSD1325_MODEL_128_64,
+  SSD1325_MODEL_96_16,
+  SSD1325_MODEL_64_48,
+};
+
+class SSD1325 : public PollingComponent, public display::DisplayBuffer {
+ public:
+  void setup() override;
+
+  void display();
+
+  void update() override;
+
+  void set_model(SSD1325Model model) { this->model_ = model; }
+  void set_reset_pin(GPIOPin *reset_pin) { this->reset_pin_ = reset_pin; }
+  void set_external_vcc(bool external_vcc) { this->external_vcc_ = external_vcc; }
+
+  float get_setup_priority() const override { return setup_priority::PROCESSOR; }
+  void fill(int color) override;
+
+ protected:
+  virtual void command(uint8_t value) = 0;
+  virtual void write_display_data() = 0;
+  void init_reset_();
+
+  void draw_absolute_pixel_internal(int x, int y, int color) override;
+
+  int get_height_internal() override;
+  int get_width_internal() override;
+  size_t get_buffer_length_();
+  const char *model_str_();
+
+  SSD1325Model model_{SSD1325_MODEL_128_64};
+  GPIOPin *reset_pin_{nullptr};
+  bool external_vcc_{false};
+};
+
+}  // namespace ssd1325_base
+}  // namespace esphome