内核源码驱动路径:tina-d1-open/lichee/linux-5.4/drivers/video/fbdev/sunxi/disp2/disp/lcd uboot源码驱动路径:tina-d1-open/lichee/brandy-2.0/u-boot-2018/drivers/video/sunxi/disp2/disp/lcd 因为驱动框架是一样的,我们只需要修改屏幕初始化参数就可以了。这里我修改的就是tft08006.c文件
修改内核源码
static void lcd_power_off(u32 sel)
@@ -189,225 +191,69 @@ static void lcd_bl_close(u32 sel)
struct LCM_setting_table {
u8 cmd;
u32 count;
- u8 para_list[32];
+ u8 para_list[64];
};
static struct LCM_setting_table lcm_tft08006_setting[] = {
- {0xFF, 3, {0x98, 0x81, 0x03} },
- {0x01, 1, {0x00} },
- {0x02, 1, {0x00} },
- {0x03, 1, {0x53} },
- {0x04, 1, {0x53} },
- {0x05, 1, {0x13} },
- {0x06, 1, {0x04} },
- {0x07, 1, {0x02} },
- {0x08, 1, {0x02} },
- {0x09, 1, {0x00} },
- {0x0a, 1, {0x00} },
- ……
- {0x11, 0, {} },
- {REGFLAG_DELAY, REGFLAG_DELAY, {120} },
-
- {0x29, 0, {} },
- {REGFLAG_DELAY, REGFLAG_DELAY, {120} },
-
- {REGFLAG_END_OF_TABLE, REGFLAG_END_OF_TABLE, {} }
+ {0xE0, 2, {0xAB, 0xBA} },
+ {0xE1, 2, {0xBA, 0xAB} },
+ {0xB0, 1, {0x00} },
+ {0xB1, 4, {0x10, 0x01, 0x47, 0xFF} },
+ {0xB2, 6, {0x0C, 0x0E, 0x04, 0x14, 0x14, 0x14} },
+ {0xB3, 3, {0x56, 0xD3, 0x00} },
+ {0xB4, 3, {0x22, 0x30, 0x04} },
+ {0xB5, 1, {0x00} },
+ {0xB6, 7, {0xB0, 0x00, 0x00, 0x10, 0x00, 0x10, 0x00} },
+ {0xB7, 8, {0x0E, 0x00, 0xFF, 0x08, 0x08, 0xFF, 0xFF, 0x00} },
+ {0xB8, 7, {0x05, 0x12, 0x29, 0x49, 0x48, 0x00, 0x00} },
+ {0xB9, 38, {0x4D, 0x42, 0x38, 0x31, 0x33, 0x27, 0x2F, 0x1B, 0x36, 0x35, 0x35, 0x53, 0x41, 0x49, 0x3D, 0x3D, 0x33, 0x29, 0x26, 0x4C, 0x42, 0x39, 0x31, 0x33, 0x27, 0x2F, 0x1B, 0x36, 0x35, 0x35, 0x53, 0x41, 0x49, 0x3D, 0x3D, 0x33, 0x29, 0x26} },
+ {0xBA, 8, {0x00, 0x00, 0x00, 0x44, 0x24, 0x00, 0x00, 0x00} },
+ {0xBB, 3, {0x76, 0x00, 0x00} },
+ {0xBC, 2, {0x00, 0x00} },
+ {0xBD, 5, {0xFF, 0x00, 0x00, 0x00, 0x00} },
+ {0xBE, 1, {0x00} },
+ {0xC0, 16, {0x98, 0x76, 0x12, 0x34, 0x33, 0x33, 0x44, 0x44, 0x06, 0x04, 0x8A, 0x04, 0x0F, 0x00, 0x00, 0x00} },
+ {0xC1, 10, {0x53, 0x94, 0x02, 0x85, 0x06, 0x04, 0x8A, 0x04, 0x54, 0x00} },
+ {0xC2, 12, {0x37, 0x09, 0x08, 0x89, 0x08, 0x10, 0x22, 0x21, 0x44, 0xBB, 0x18, 0x00} },
+ + {0xC3, 22, {0x9C, 0x1D, 0x1E, 0x1F, 0x10, 0x12, 0x0C, 0x0E, 0x05, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x07, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24} },
+ {0xC4, 22, {0x1C, 0x1D, 0x1E, 0x1F, 0x11, 0x13, 0x0D, 0x0F, 0x04, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x06, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24} },
+ {0xC5, 3, {0xE8, 0x85, 0x76} },
+ {0xC6, 2, {0x20, 0x20} },
+ {0xC7, 22, {0x41, 0x01, 0x0D, 0x11, 0x09, 0x15, 0x19, 0x4F, 0x10, 0xD7, 0xCF, 0x19, 0x1B, 0x1D, 0x03, 0x02, 0x25, 0x30, 0x00, 0x03, 0xFF, 0x00} },
+ {0xC8, 6, {0x61, 0x00, 0x31, 0x42, 0x54, 0x16} },
+ {0xC9, 5, {0xA1, 0x22, 0xFF, 0xCD, 0x23} },
+ {0xCA, 2, {0x4B, 0x43} },
+ {0xCC, 4, {0x2E, 0x02, 0x04, 0x08} },
+ {0xCD, 8, {0x0E, 0x64, 0x64, 0x20, 0x1E, 0x6B, 0x06, 0x83} },
+ {0xD0, 3, {0x27, 0x10, 0x80} },
+ {0xD1, 4, {0x00, 0x0D, 0xFF, 0x0F} },
+ {0xD2, 4, {0xE3, 0x2B, 0x38, 0x00} },
+ {0xD4, 11,{0x00, 0x01, 0x00, 0x0E, 0x04, 0x44, 0x08, 0x10, 0x00, 0x07, 0x00} },
+ {0xD5, 1, {0x00} },
+ {0xD6, 2, {0x00, 0x00} },
+ {0xD7, 4, {0x00, 0x00, 0x00, 0x00} },
+ {0xE4, 3, {0x08, 0x55, 0x03} },
+ {0xE6, 8, {0x00, 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF} },
+ {0xE7, 3, {0x00, 0x00, 0x00} },
+ + {0xE8, 7, {0xD5, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00} },
+ {0xE9, 1, {0xFF} },
+ {0xF0, 5, {0x12, 0x03, 0x20, 0x00, 0xFF} },
+ {0xF1, 26, {0xA6, 0xC8, 0xEA, 0xE6, 0xE4, 0xCC, 0xE4, 0xBE, 0xF0, 0xB2, 0xAA, 0xC7, 0xFF, 0x66, 0x98, 0xE3, 0x87, 0xC8, 0x99, 0xC8, 0x8C, 0xBE, 0x96, 0x91, 0x8F, 0xFF} },
+ {0xF3, 1, {0x03} },
+ {0xF4, 26, {0xFF, 0xFE, 0xFC, 0xFA, 0xF8, 0xF4, 0xF0, 0xE8, 0xE0, 0xD0, 0xC0, 0xA0, 0x80, 0x7F, 0x5F, 0x3F, 0x2F, 0x1F, 0x17, 0x0F,0x0B, 0x07, 0x05, 0x03, 0x01, 0x00} },
+ {0xF5, 26, {0xFF, 0xFE, 0xFC, 0xFA, 0xF8, 0xF4, 0xF0, 0xE8, 0xE0, 0xD0, 0xC0, 0xA0, 0x80, 0x7F, 0x5F, 0x3F, 0x2F, 0x1F, 0x17, 0x0F,0x0B, 0x07, 0x05, 0x03, 0x01, 0x00} },
+ {0xF6, 26, {0xFF, 0xFE, 0xFC, 0xFA, 0xF8, 0xF4, 0xF0, 0xE8, 0xE0, 0xD0, 0xC0, 0xA0, 0x80, 0x7F, 0x5F, 0x3F, 0x2F, 0x1F, 0x17, 0x0F,0x0B, 0x07, 0x05, 0x03, 0x01, 0x00} },
+ {0xF7, 7, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
+ {0xF8, 7, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
+ {0xF9, 7, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
+ {0xFA, 25, {0x00, 0x84, 0x12, 0x21, 0x48, 0x48, 0x21, 0x12, 0x84, 0x69, 0x69, 0x5A, 0xA5, 0x96, 0x96, 0xA5, 0x5A, 0xB7, 0xDE, 0xED, 0x7B, 0x7B, 0xED, 0xDE, 0xB7} },
+ {0xFB, 23, {0x00, 0x12, 0x0F, 0xFF, 0xFF, 0xFF, 0x00, 0x38, 0x40, 0x08, 0x70, 0x0B, 0x40, 0x19, 0x50, 0x21, 0xC0, 0x27, 0x60, 0x2D, 0x00, 0x00, 0x0F} },
+ {0xE3, 2, {0x20, 0x21} },
+ {0x11, 0, {0x00} },
+ {REGFLAG_DELAY, REGFLAG_DELAY, {200}},
+ {0x29, 0, {0x00} },
+ + {REGFLAG_DELAY, REGFLAG_DELAY, {20}},
+ {REGFLAG_END_OF_TABLE, REGFLAG_END_OF_TABLE, {}}
修改uboot源码
static void lcd_power_off(u32 sel)
@@ -189,225 +191,69 @@ static void lcd_bl_close(u32 sel)
struct LCM_setting_table {
u8 cmd;
u32 count;
- u8 para_list[32];
+ u8 para_list[64];
};
static struct LCM_setting_table lcm_tft08006_setting[] = {
- {0xFF, 3, {0x98, 0x81, 0x03} },
- {0x01, 1, {0x00} },
- {0x02, 1, {0x00} },
- {0x03, 1, {0x53} },
- {0x04, 1, {0x53} },
- {0x05, 1, {0x13} },
- {0x06, 1, {0x04} },
- {0x07, 1, {0x02} },
- {0x08, 1, {0x02} },
- {0x09, 1, {0x00} },
- {0x0a, 1, {0x00} },
- ……
- {0x11, 0, {} },
- {REGFLAG_DELAY, REGFLAG_DELAY, {120} },
-
- {0x29, 0, {} },
- {REGFLAG_DELAY, REGFLAG_DELAY, {120} },
-
- {REGFLAG_END_OF_TABLE, REGFLAG_END_OF_TABLE, {} }
+ {0xE0, 2, {0xAB, 0xBA} },
+ {0xE1, 2, {0xBA, 0xAB} },
+ {0xB0, 1, {0x00} },
+ {0xB1, 4, {0x10, 0x01, 0x47, 0xFF} },
+ {0xB2, 6, {0x0C, 0x0E, 0x04, 0x14, 0x14, 0x14} },
+ {0xB3, 3, {0x56, 0xD3, 0x00} },
+ {0xB4, 3, {0x22, 0x30, 0x04} },
+ {0xB5, 1, {0x00} },
+ {0xB6, 7, {0xB0, 0x00, 0x00, 0x10, 0x00, 0x10, 0x00} },
+ {0xB7, 8, {0x0E, 0x00, 0xFF, 0x08, 0x08, 0xFF, 0xFF, 0x00} },
+ {0xB8, 7, {0x05, 0x12, 0x29, 0x49, 0x48, 0x00, 0x00} },
+ {0xB9, 38, {0x4D, 0x42, 0x38, 0x31, 0x33, 0x27, 0x2F, 0x1B, 0x36, 0x35, 0x35, 0x53, 0x41, 0x49, 0x3D, 0x3D, 0x33, 0x29, 0x26, 0x4C, 0x42, 0x39, 0x31, 0x33, 0x27, 0x2F, 0x1B, 0x36, 0x35, 0x35, 0x53, 0x41, 0x49, 0x3D, 0x3D, 0x33, 0x29, 0x26} },
+ {0xBA, 8, {0x00, 0x00, 0x00, 0x44, 0x24, 0x00, 0x00, 0x00} },
+ {0xBB, 3, {0x76, 0x00, 0x00} },
+ {0xBC, 2, {0x00, 0x00} },
+ {0xBD, 5, {0xFF, 0x00, 0x00, 0x00, 0x00} },
+ {0xBE, 1, {0x00} },
+ {0xC0, 16, {0x98, 0x76, 0x12, 0x34, 0x33, 0x33, 0x44, 0x44, 0x06, 0x04, 0x8A, 0x04, 0x0F, 0x00, 0x00, 0x00} },
+ {0xC1, 10, {0x53, 0x94, 0x02, 0x85, 0x06, 0x04, 0x8A, 0x04, 0x54, 0x00} },
+ {0xC2, 12, {0x37, 0x09, 0x08, 0x89, 0x08, 0x10, 0x22, 0x21, 0x44, 0xBB, 0x18, 0x00} },
+ + {0xC3, 22, {0x9C, 0x1D, 0x1E, 0x1F, 0x10, 0x12, 0x0C, 0x0E, 0x05, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x07, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24} },
+ {0xC4, 22, {0x1C, 0x1D, 0x1E, 0x1F, 0x11, 0x13, 0x0D, 0x0F, 0x04, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x06, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24} },
+ {0xC5, 3, {0xE8, 0x85, 0x76} },
+ {0xC6, 2, {0x20, 0x20} },
+ {0xC7, 22, {0x41, 0x01, 0x0D, 0x11, 0x09, 0x15, 0x19, 0x4F, 0x10, 0xD7, 0xCF, 0x19, 0x1B, 0x1D, 0x03, 0x02, 0x25, 0x30, 0x00, 0x03, 0xFF, 0x00} },
+ {0xC8, 6, {0x61, 0x00, 0x31, 0x42, 0x54, 0x16} },
+ {0xC9, 5, {0xA1, 0x22, 0xFF, 0xCD, 0x23} },
+ {0xCA, 2, {0x4B, 0x43} },
+ {0xCC, 4, {0x2E, 0x02, 0x04, 0x08} },
+ {0xCD, 8, {0x0E, 0x64, 0x64, 0x20, 0x1E, 0x6B, 0x06, 0x83} },
+ {0xD0, 3, {0x27, 0x10, 0x80} },
+ {0xD1, 4, {0x00, 0x0D, 0xFF, 0x0F} },
+ {0xD2, 4, {0xE3, 0x2B, 0x38, 0x00} },
+ {0xD4, 11,{0x00, 0x01, 0x00, 0x0E, 0x04, 0x44, 0x08, 0x10, 0x00, 0x07, 0x00} },
+ {0xD5, 1, {0x00} },
+ {0xD6, 2, {0x00, 0x00} },
+ {0xD7, 4, {0x00, 0x00, 0x00, 0x00} },
+ {0xE4, 3, {0x08, 0x55, 0x03} },
+ {0xE6, 8, {0x00, 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF} },
+ {0xE7, 3, {0x00, 0x00, 0x00} },
+ + {0xE8, 7, {0xD5, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00} },
+ {0xE9, 1, {0xFF} },
+ {0xF0, 5, {0x12, 0x03, 0x20, 0x00, 0xFF} },
+ {0xF1, 26, {0xA6, 0xC8, 0xEA, 0xE6, 0xE4, 0xCC, 0xE4, 0xBE, 0xF0, 0xB2, 0xAA, 0xC7, 0xFF, 0x66, 0x98, 0xE3, 0x87, 0xC8, 0x99, 0xC8, 0x8C, 0xBE, 0x96, 0x91, 0x8F, 0xFF} },
+ {0xF3, 1, {0x03} },
+ {0xF4, 26, {0xFF, 0xFE, 0xFC, 0xFA, 0xF8, 0xF4, 0xF0, 0xE8, 0xE0, 0xD0, 0xC0, 0xA0, 0x80, 0x7F, 0x5F, 0x3F, 0x2F, 0x1F, 0x17, 0x0F,0x0B, 0x07, 0x05, 0x03, 0x01, 0x00} },
+ {0xF5, 26, {0xFF, 0xFE, 0xFC, 0xFA, 0xF8, 0xF4, 0xF0, 0xE8, 0xE0, 0xD0, 0xC0, 0xA0, 0x80, 0x7F, 0x5F, 0x3F, 0x2F, 0x1F, 0x17, 0x0F,0x0B, 0x07, 0x05, 0x03, 0x01, 0x00} },
+ {0xF6, 26, {0xFF, 0xFE, 0xFC, 0xFA, 0xF8, 0xF4, 0xF0, 0xE8, 0xE0, 0xD0, 0xC0, 0xA0, 0x80, 0x7F, 0x5F, 0x3F, 0x2F, 0x1F, 0x17, 0x0F,0x0B, 0x07, 0x05, 0x03, 0x01, 0x00} },
+ {0xF7, 7, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
+ {0xF8, 7, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
+ {0xF9, 7, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
+ {0xFA, 25, {0x00, 0x84, 0x12, 0x21, 0x48, 0x48, 0x21, 0x12, 0x84, 0x69, 0x69, 0x5A, 0xA5, 0x96, 0x96, 0xA5, 0x5A, 0xB7, 0xDE, 0xED, 0x7B, 0x7B, 0xED, 0xDE, 0xB7} },
+ {0xFB, 23, {0x00, 0x12, 0x0F, 0xFF, 0xFF, 0xFF, 0x00, 0x38, 0x40, 0x08, 0x70, 0x0B, 0x40, 0x19, 0x50, 0x21, 0xC0, 0x27, 0x60, 0x2D, 0x00, 0x00, 0x0F} },
+ {0xE3, 2, {0x20, 0x21} },
+ {0x11, 0, {0x00} },
+ {REGFLAG_DELAY, REGFLAG_DELAY, {200}},
+ {0x29, 0, {0x00} },
+ + {REGFLAG_DELAY, REGFLAG_DELAY, {20}},
+ {REGFLAG_END_OF_TABLE, REGFLAG_END_OF_TABLE, {}}
这里只把重要的参数列出来了,内核设备树和uboot设备树要保持一致。
;----------------------------------------------
&lcd0 {
lcd_used = <1>;
lcd_driver_name = "tft08006";
lcd_backlight = <100>;
lcd_if = <4>;
lcd_x = <800>;
lcd_y = <1280>;
lcd_width = <80>;
lcd_height = <80>;
lcd_dclk_freq = <60>;
lcd_pwm_used = <1>;
lcd_pwm_ch = <2>;
lcd_pwm_freq = <1000>;
lcd_pwm_pol = <0>;
lcd_pwm_max_limit = <255>;
lcd_hbp = <40>;
lcd_ht = <860>;
lcd_hspw = <20>;
lcd_vbp = <24>;
lcd_vt = <1330>;
lcd_vspw = <4>;
lcd_dsi_if = <0>;
lcd_dsi_lane = <4>;
到Tina根目录下make kernel_menuconfig将下面驱动配置上
修改设备树 在twi0下增加触摸屏子节点