drivers/display/display_st7789v.h

/*
 * Copyright (c) 2019 Marc Reilly
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef ST7789V_DISPLAY_DRIVER_H__
#define ST7789V_DISPLAY_DRIVER_H__

#include <zephyr.h>

#define ST7789V_CMD_SW_RESET			0x01

#define ST7789V_CMD_SLEEP_IN			0x10
#define ST7789V_CMD_SLEEP_OUT			0x11
#define ST7789V_CMD_INV_OFF			0x20
#define ST7789V_CMD_INV_ON			0x21
#define ST7789V_CMD_GAMSET			0x26
#define ST7789V_CMD_DISP_OFF			0x28
#define ST7789V_CMD_DISP_ON			0x29

#define ST7789V_CMD_CASET			0x2a
#define ST7789V_CMD_RASET			0x2b
#define ST7789V_CMD_RAMWR			0x2c

#define ST7789V_CMD_MADCTL			0x36
#define ST7789V_MADCTL_MY_TOP_TO_BOTTOM		0x00
#define ST7789V_MADCTL_MY_BOTTOM_TO_TOP		0x80
#define ST7789V_MADCTL_MX_LEFT_TO_RIGHT		0x00
#define ST7789V_MADCTL_MX_RIGHT_TO_LEFT		0x40
#define ST7789V_MADCTL_MV_REVERSE_MODE		0x20
#define ST7789V_MADCTL_MV_NORMAL_MODE		0x00
#define ST7789V_MADCTL_ML			0x10
#define ST7789V_MADCTL_RBG			0x00
#define ST7789V_MADCTL_BGR			0x08
#define ST7789V_MADCTL_MH_LEFT_TO_RIGHT		0x00
#define ST7789V_MADCTL_MH_RIGHT_TO_LEFT		0x04

#define ST7789V_CMD_COLMOD			0x3a
#define ST7789V_COLMOD_RGB_65K			(0x5 << 4)
#define ST7789V_COLMOD_RGB_262K			(0x6 << 4)
#define ST7789V_COLMOD_FMT_12bit		(3)
#define ST7789V_COLMOD_FMT_16bit		(5)
#define ST7789V_COLMOD_FMT_18bit		(6)

#define ST7789V_CMD_RAMCTRL			0xb0
#define ST7789V_CMD_RGBCTRL			0xb1
#define ST7789V_CMD_PORCTRL			0xb2
#define ST7789V_CMD_CMD2EN			0xdf
#define ST7789V_CMD_DGMEN			0xba
#define ST7789V_CMD_GCTRL			0xb7
#define ST7789V_CMD_VCOMS			0xbb

#define ST7789V_CMD_LCMCTRL			0xc0
#define ST7789V_LCMCTRL_XMY			0x40
#define ST7789V_LCMCTRL_XBGR			0x20
#define ST7789V_LCMCTRL_XINV			0x10
#define ST7789V_LCMCTRL_XMX			0x08
#define ST7789V_LCMCTRL_XMH			0x04
#define ST7789V_LCMCTRL_XMV			0x02

#define ST7789V_CMD_VDVVRHEN			0xc2
#define ST7789V_CMD_VRH				0xc3
#define ST7789V_CMD_VDS				0xc4
#define ST7789V_CMD_FRCTRL2			0xc6
#define ST7789V_CMD_PWCTRL1			0xd0

#define ST7789V_CMD_PVGAMCTRL			0xe0
#define ST7789V_CMD_NVGAMCTRL			0xe1

struct st7789v_data;

void st7789v_set_lcd_margins(struct st7789v_data *data,
			     u16_t x_offset, u16_t y_offset);

void st7789v_lcd_init(struct st7789v_data *data);

void st7789v_transmit(struct st7789v_data *data, u8_t cmd,
		      u8_t *tx_data, size_t tx_count);

#endif