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发表于 2015-5-26 16:04:43
板凳
本帖最后由 bobo 于 2015-5-26 16:13 编辑
已经看过了，现在是不能确认，写的对不对我的dts文件是这样写的：
/*
* Copyright (C) 2014 ROCKCHIP, Inc.
* arch/arm/boot/dts/lcd-lq070m1sx01-mipi.dtsi
* author: libing@rock-chips.com
* create date: 2014-04-15
* lcd model: wqxga
* resolution: 2560 X 1600
* mipi channel: dual
*/
/ {
/* about mipi */
disp_mipi_init: mipi_dsi_init{
compatible = "rockchip,mipi_dsi_init";
rockchip,screen_init = <1>;
rockchip,dsi_lane = <4>;
rockchip,dsi_hs_clk = <940>;
rockchip,mipi_dsi_num = <2>;
};
disp_mipi_power_ctr: mipi_power_ctr {
compatible = "rockchip,mipi_power_ctr";
mipi_lcd_rst:mipi_lcd_rst{
compatible = "rockchip,lcd_rst";
rockchip,gpios = <&gpio7 GPIO_B2 GPIO_ACTIVE_HIGH>;
rockchip,delay = <10>;
};
mipi_lcd_en:mipi_lcd_en {
compatible = "rockchip,lcd_en";
rockchip,gpios = <&gpio6 GPIO_A7 GPIO_ACTIVE_HIGH>;
rockchip,delay = <10>;
};
};
disp_mipi_init_cmds: screen-on-cmds {
rockchip,cmd_debug = <0>;
compatible = "rockchip,screen-on-cmds";
rockchip,on-cmds1 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x29 0xb0 0x00>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds2 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x29 0xd6 0x01>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds3 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x39 0xb3 0x08>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds4 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x39 0x51 0xff>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds5 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x39 0x53 0x0c>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds6 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x39 0x35 0x00>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds7 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x39 0x2a 0x00 0x00 0x05 0x9f>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds8 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x29 0xb0 0x03>;
rockchip,cmd_delay = <0>;
};
rockchip,on-cmds9 {
compatible = "rockchip,on-cmds";
rockchip,cmd_type = <LPDT>;
rockchip,dsi_id = <2>;
rockchip,cmd = <0x05 dcs_set_display_on>;
rockchip,cmd_delay = <10>;
};
};
disp_timings: display-timings {
native-mode = <&timing0>;
compatible = "rockchip,display-timings";
timing0: timing0 {
screen-type = <SCREEN_DUAL_MIPI>;
lvds-format = <LVDS_8BIT_2>;
out-face = <OUT_P888>;
clock-frequency = <265000000>;
hactive = <1440>;
vactive = <2560>;
hsync-len = <38>;//19
hback-porch = <100>;//40
hfront-porch = <46>;//123
vsync-len = <1>;
vback-porch = <4>;
vfront-porch = <3>;
hsync-active = <0>;
vsync-active = <0>;
de-active = <0>;
pixelclk-active = <0>;
swap-rb = <0>;
swap-rg = <0>;
swap-gb = <0>;
};
};
};
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