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mango

会员

所在地： 芒果派1

注册时间： 2017-12-02

已发帖子： 780

积分： 731

使用小麻雀直接驱动树莓派的DSI屏

续前贴： https://bbs.aw-ol.com/topic/311/
当时使用D1开发板驱动了，因D1的mipi是30pin，需要转接才能接树莓DSI屏。
麻雀设计的时候考虑到这点，直接板载的15Pin，所以直接接上就好。

效果：

固件：
tina_d1s_mipi_rpi_uart0.img

代码：只涉及board.dts和uboot-board.dts

&lcd0 {
	lcd_used            = <1>;

	lcd_driver_name     = "tft08006";
	lcd_backlight       = <100>;
	lcd_if              = <4>;

	lcd_x               = <800>;
	lcd_y               = <480>;
	lcd_width           = <52>;
	lcd_height          = <52>;
	lcd_dclk_freq       = <33>;

	lcd_pwm_used        = <1>;
	lcd_pwm_ch          = <2>;
	lcd_pwm_freq        = <1000>;
	lcd_pwm_pol         = <0>;
	lcd_pwm_max_limit   = <255>;
/*
	lcd_hbp             = <32>;
	lcd_ht              = <868>;
	lcd_hspw            = <4>;
	lcd_vbp             = <12>;
	lcd_vt              = <500>;
	lcd_vspw            = <4>;
*/
        lcd_hbp             = <32>;
        lcd_ht              = <868>;
        lcd_hspw            = <4>;
        lcd_vbp             = <10>;
        lcd_vt              = <520>;
        lcd_vspw            = <4>;

	lcd_dsi_if          = <0>;
	lcd_dsi_lane        = <1>;
	lcd_lvds_if         = <0>;
	lcd_lvds_colordepth = <0>;
	lcd_lvds_mode       = <0>;
	lcd_frm             = <0>;
	lcd_hv_clk_phase    = <0>;
	lcd_hv_sync_polarity= <0>;
	lcd_io_phase        = <0x0000>;
	lcd_gamma_en        = <0>;
	lcd_bright_curve_en = <0>;
	lcd_cmap_en         = <0>;
	lcd_fsync_en        = <0>;
	lcd_fsync_act_time  = <1000>;
	lcd_fsync_dis_time  = <1000>;
	lcd_fsync_pol       = <0>;

	deu_mode            = <0>;
	lcdgamma4iep        = <22>;
	smart_color         = <90>;

/*	lcd_gpio_0 =  <&pio PG 13 GPIO_ACTIVE_HIGH>;*/
	pinctrl-0 = <&dsi4lane_pins_a>;
	pinctrl-1 = <&dsi4lane_pins_b>;
};

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歪朵拉开源硬件： https://widora.cn
淘宝：  https://widora.taobao.com/

mango

会员

所在地： 芒果派1

注册时间： 2017-12-02

已发帖子： 780

积分： 731

Re: 使用小麻雀直接驱动树莓派的DSI屏

  装一起的效果视频

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歪朵拉开源硬件： https://widora.cn
淘宝：  https://widora.taobao.com/