drivers: display: Introduce SH1122

Introduces Sinowealth SH1122 Greyscale 256x64 OLED controller

Signed-off-by: Camille BAUD <mail@massdriver.space>

Author: VynDragon

drivers/display/CMakeLists.txt

@@ -16,6 +16,7 @@ zephyr_library_sources_ifdef(CONFIG_IST3931		display_ist3931.c)
 zephyr_library_sources_ifdef(CONFIG_LS0XX		ls0xx.c)
 zephyr_library_sources_ifdef(CONFIG_MAX7219		display_max7219.c)
 zephyr_library_sources_ifdef(CONFIG_OTM8009A		display_otm8009a.c)
+zephyr_library_sources_ifdef(CONFIG_SH1122		display_sh1122.c)
 zephyr_library_sources_ifdef(CONFIG_SSD1320		display_ssd1320.c)
 zephyr_library_sources_ifdef(CONFIG_SSD1306		ssd1306.c)
 zephyr_library_sources_ifdef(CONFIG_SSD1327		ssd1327.c)

drivers/display/Kconfig

@@ -26,6 +26,7 @@ source "drivers/display/Kconfig.nrf_led_matrix"
 source "drivers/display/Kconfig.ili9xxx"
 source "drivers/display/Kconfig.ist3931"
 source "drivers/display/Kconfig.sdl"
+source "drivers/display/Kconfig.sh1122"
 source "drivers/display/Kconfig.ssd1306"
 source "drivers/display/Kconfig.ssd1320"
 source "drivers/display/Kconfig.ssd1327"

drivers/display/Kconfig.sh1122

@@ -0,0 +1,23 @@
+# SH1122 display controller configuration options
+# Copyright (c) 2025 MASSDRIVER EI (massdriver.space)
+# SPDX-License-Identifier: Apache-2.0
+
+menuconfig SH1122
+	bool "SH1122 display controller driver"
+	default y
+	depends on DT_HAS_SINOWEALTH_SH1122_ENABLED
+	select MIPI_DBI if $(dt_compat_on_bus,$(DT_COMPAT_SINOWEALTH_SH1122),mipi-dbi)
+	select I2C if $(dt_compat_on_bus,$(DT_COMPAT_SINOWEALTH_SH1122),i2c)
+	help
+	  Enable driver for SH1122 display controller.
+
+if SH1122
+
+config SH1122_DEFAULT_CONTRAST
+	int "SH1122 default contrast"
+	default 16
+	range 0 255
+	help
+	  SH1122 default contrast.
+
+endif # SH1122