哇酷®开发者社区(WhyCan® Forum)

[    0.000000] Booting Linux on physical CPU 0                                                                                   
[    0.000000] Linux version 3.4.39 (zhao@zhao-desktop) (gcc version 4.9.4 (Linaro GCC 4.9-2017.01) ) #17 Sat Aug 1 16:29:46 CST6
[    0.000000] Initialized persistent memory from 41d20800-41d307ff                                                              
[    0.000000] Kernel command line: console=ttyS0,115200 panic=5 rootwait root=/dev/mmcblk0p2 earlyprintk rw                     
[    0.000000] PID hash table entries: 256 (order: -2, 1024 bytes)                                                               
[    0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)                                                     
[    0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)                                                      
[    0.000000] Memory: 64MB = 64MB total                                                                                         
[    0.000000] Memory: 31348k/31348k available, 34188k reserved, 0K highmem                                                      
[    0.000000] Virtual kernel memory layout:                                                                                     
[    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)                                                                 
[    0.000000]     fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)                                                                 
[    0.000000]     vmalloc : 0xc4800000 - 0xff000000   ( 936 MB)                                                                 
[    0.000000]     lowmem  : 0xc0000000 - 0xc4000000   (  64 MB)                                                                 
[    0.000000]     modules : 0xbf000000 - 0xc0000000   (  16 MB)                                                                 
[    0.000000]       .text : 0xc0008000 - 0xc039e000   (3672 kB)                                                                 
[    0.000000]       .init : 0xc039e000 - 0xc03c0000   ( 136 kB)                                                                 
[    0.000000]       .data : 0xc03c0000 - 0xc03f75b0   ( 222 kB)                                                                 
[    0.000000]        .bss : 0xc03f75d4 - 0xc048f594   ( 608 kB)                                                                 
[    0.000000] NR_IRQS:544                                                                                                       
[    0.000000] Architected local timer running at 24.00MHz.                                                                      
[    0.000000] Switching to timer-based delay loop                                                                               
[    0.000000] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956ms                                              
[    0.000000] Console: colour dummy device 80x30                                                                                
[    0.000159] Calibrating delay loop (skipped), value calculated using timer frequency.. 4800.00 BogoMIPS (lpj=24000000)        
[    0.000184] pid_max: default: 32768 minimum: 301                                                                              
[    0.000328] Mount-cache hash table entries: 512                                                                               
[    0.000868] CPU: Testing write buffer coherency: ok                                                                           
[    0.001125] Setting up static identity map for 0x402b2da0 - 0x402b2df8                                                        
[    0.001754] devtmpfs: initialized                                                                                             
[    0.003328] pinctrl core: initialized pinctrl subsystem                                                                       
[    0.003808] NET: Registered protocol family 16                                                                                
[    0.004057] DMA: preallocated 128 KiB pool for atomic coherent allocations                                                    
[    0.004112] script_sysfs_init success                                                                                         
[    0.004860] gpiochip_add: registered GPIOs 0 to 223 on device: sunxi-pinctrl                                                  
[    0.005721] sunxi-pinctrl sunxi-pinctrl: initialized sunXi PIO driver                                                         
[    0.006650] persistent_ram: uncorrectable error in header                                                                     
[    0.006667] persistent_ram: no valid data in buffer (sig = 0x57524220)                                                        
[    0.011233] console [ram-1] enabled                                                                                           
[    0.011693] Not Found clk pll_isp in script                                                                                   
[    0.011945] Not Found clk pll_video in script                                                                                 
[    0.012079] Not Found clk pll_ve in script                                                                                    
[    0.012213] Not Found clk pll_periph0 in script                                                                               
[    0.012345] Not Found clk pll_de in script                                                                                    
[    0.014509] bio: create slab <bio-0> at 0                                                                                     
[    0.015002] pwm module init!                                                                                                  
[    0.017164] SCSI subsystem initialized                                                                                        
[    0.017397] twi_chan_cfg()340 - [twi0] has no twi_regulator.                                                                  
[    0.017649] twi_chan_cfg()340 - [twi1] has no twi_regulator.                                                                  
[    0.018899] Switching to clocksource arch_sys_counter                                                                         
[    0.019997] NET: Registered protocol family 2                                                                                 
[    0.019997] IP route cache hash table entries: 1024 (order: 0, 4096 bytes)                                                    
[    0.019997] TCP established hash table entries: 2048 (order: 2, 16384 bytes)                                                  
[    0.019997] TCP bind hash table entries: 2048 (order: 1, 8192 bytes)                                                          
[    0.019997] TCP: Hash tables configured (established 2048 bind 2048)                                                          
[    0.019997] TCP: reno registered                                                                                              
[    0.019997] UDP hash table entries: 256 (order: 0, 4096 bytes)                                                                
[    0.020128] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)                                                           
[    0.020634] NET: Registered protocol family 1                                                                                 
[    0.021055] standby_mode = 1.                                                                                                 
[    0.021194] wakeup src cnt is : 3.                                                                                            
[    0.021487] sunxi_reg_init enter                                                                                              
[    0.023471] squashfs: version 4.0 (2009/01/31) Phillip Lougher                                                                
[    0.023665] jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.                                                   
[    0.024107] msgmni has been set to 61                                                                                         
[    0.025149] io scheduler noop registered                                                                                      
[    0.025407] io scheduler deadline registered                                                                                  
[    0.025624] io scheduler cfq registered (default)                                                                             
[    0.026259] [DISP]disp_module_init                                                                                            
[    0.026747] cmdline,disp=                                                                                                     
[    0.027418] [DISP] disp_get_rotation_sw,line:68:disp 0 out of range? g_rot_sw=0                                               
[    0.028811] [DISP] Fb_map_kernel_logo,line:924:Fb_map_kernel_logo failed!                                                     
[    0.032100] [DISP]disp_module_init finish                                                                                     
[    0.032789] sw_uart_get_devinfo()1503 - uart0 has no uart_regulator.                                                          
[    0.033249] uart0: ttyS0 at MMIO 0x1c28000 (irq = 32) is a SUNXI                                                              
[    0.033508] sw_uart_pm()890 - uart0 clk is already enable                                                                     
[    0.033654] sw_console_setup()1233 - console setup baud 115200 parity n bits 8, flow n                                        
[    0.147139] console [ttyS0] enabled                                                                                           
[    0.508075] sunxi_spi_chan_cfg()1376 - [spi-0] has no spi_regulator.                                                          
[    0.515969] spi spi0: master is unqueued, this is deprecated                                                                  
[    0.522710] m25p_probe()982 - Use the Dual Mode Read.                                                                         
[    0.528544] m25p80 spi0.0: w25q128 (16384 Kbytes)                                                                             
[    0.535515] partitions_register()869 - Invalid partitions count: 425295900                                                    
[    0.543747] Creating 4 MTD partitions on "spi0.0":                                                                            
[    0.549346] 0x000000000000-0x000000080000 : "u-boot"                                                                          
[    0.556076] 0x000000080000-0x000000100000 : "sys_config"                                                                      
[    0.563197] 0x000000100000-0x000000400000 : "kernel"                                                                          
[    0.569885] 0x000000400000-0x000001000000 : "rootfs"                                                                          
[    0.576562] sunxikbd_script_init: key para not found, used default para.                                                      
[    0.590855] ashmem: initialized                                                                                               
[    0.594742] logger: created 256K log 'log_main'                                                                               
[    0.600077] [DISP] disp_lcd_pwm_enable,line:1021:pwm device hdl is NULL                                                       
[    0.607882] logger: created 32K log 'log_events'                                                                              
[    0.613608] logger: created 32K log 'log_radio'                                                                               
[    0.618895] logger: created 32K log 'log_system'                                                                              
[    0.624653] TCP: cubic registered                                                                                             
[    0.628474] NET: Registered protocol family 17                                                                                
[    0.633680] VFP support v0.3: [mmc]: *** sunxi_mci_dump_errinfo(L826): smc 0 err, cmd 52,  RTO !!                             
[    0.644079] ThumbEE CPU extension supported.                                                                                  
[    0.648978] Registering SWP/SWPB emulation handler                                                                            
[    0.658764] *******************Try sdio*******************                                                                    
[    0.666956] Waiting for root device /dev/mmcblk0p2...                                                                         
[    0.675457] *******************Try sd *******************                                                                     
[    0.749247] mmc0: new high speed SDHC card at address aaaa                                                                    
[    0.756020] mmcblk0: mmc0:aaaa SS16G 14.8 GiB                                                                                 
[    0.766979]  mmcblk0: p1 p2                                                                                                   
[    0.771050] mmcblk mmc0:aaaa: Card claimed for testing.                                                                       
[    0.777108] mmc0:aaaa: SS16G 14.8 GiB                                                                                         
[    0.781507] *******************sd init ok*******************                                                                  
[    0.836131] *******************Try sdio*******************                                                                    
[    0.845659] *******************Try sd *******************                                                                     
[    0.855194] *******************Try mmc*******************                                                                     
[    0.893726] EXT4-fs (mmcblk0p2): mounting ext3 file system using the ext4 subsystem                                           
[    0.909749] *******************Try sdio*******************                                                                    
[    0.920402] *******************Try sd *******************                                                                     
[    0.931391] *******************Try mmc*******************                                                                     
[    0.968196] EXT4-fs (mmcblk0p2): recovery complete                                                                            
[    0.980935] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)                                      
[    0.990179] VFS: Mounted root (ext3 filesystem) on device 179:2.                                                              
[    1.002882] *******************Try sdio*******************                                                                    
[    1.015812] devtmpfs: mounted                                                                                                 
[    1.019427] *******************Try sd *******************                                                                     
[    1.025875] Freeing init memory: 136K                                                                                         
[    1.035499] *******************Try mmc*******************                                                                     
[    1.087383] *******************Try sdio*******************                                                                    
[    1.098781] *******************Try sd *******************                                                                     
[    1.109454] *******************Try mmc*******************                                                                     
[    1.243395] EXT4-fs (mmcblk0p2): re-mounted. Opts: data=ordered                                                               
Starting logging: OK                                                                                                             
Initializing random number generator... done.                                                                                    
Starting network: OK                                                                                                             
                                                                                                                                 
Welcome to Buildroot                                                                                                             
buildroot login: root                                                                                                            
#

/dts-v1/;
#include "sun8i-v3s-licheepi-zero.dts"
#include "dt-bindings/gpio/gpio.h"

/ {
    model = "Custom V3s Board with 320x240 RGB666 LCD";
    compatible = "allwinner,sun8i-v3s";

    chosen {
        stdout-path = &uart0;
    };

    // PB4 纯GPIO背光，无PWM
    lcd_backlight: backlight {
        compatible = "gpio-backlight";
        gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; // PB4
        default-on;
        status = "okay";
    };

    // 全局3.3V固定电源，给PB/PE/PG引脚供电
    reg_vcc3v3: vcc3v3 {
        compatible = "regulator-fixed";
        regulator-name = "vcc3v3";
        regulator-min-microvolt = <3300000>;
        regulator-max-microvolt = <3300000>;
        regulator-boot-on;
        status = "okay";
    };

    rgb_panel: panel {
        compatible = "panel-dpi";
        backlight = <&lcd_backlight>;
        width-mm  = <49>;
        height-mm = <37>;

        panel-timing {
            clock-frequency = <9000000>;
            hactive = <320>;
            vactive = <240>;

            hfront-porch = <140>;
            hback-porch  = <30>;
            hsync-len    = <10>;

            vfront-porch = <46>;
            vback-porch  = <10>;
            vsync-len    = <4>;

            hsync-active = <0>;
            vsync-active = <0>;
            de-active    = <0>;
            pixelclk-active = <0>;

            bus-format = <0x1009>;
            bpc = <6>;
        };

        port {
            panel_in: endpoint {
                remote-endpoint = <&tcon0_out_rgb>;
            };
        };
    };
};

&de {
    status = "okay";
};

&tcon0 {
    pinctrl-names = "default";
    pinctrl-0 = <&pe_lcd_pins>;
    status = "okay";
};

&tcon0_out {
    tcon0_out_rgb: endpoint {
        remote-endpoint = <&rgb_panel>; // 修正：直接引用panel根标签，消除循环
    };
};

&uart0 {
    pinctrl-names = "default";
    status = "okay";
};

&pio {
    // 消除vcc-pb/vcc-pe/vcc-pf not found警告
    vcc-pb-supply = <&reg_vcc3v3>;
    vcc-pe-supply = <&reg_vcc3v3>;
    vcc-pf-supply = <&reg_vcc3v3>;
    vcc-pg-supply = <&reg_vcc3v3>;

    pe_lcd_pins: pe-lcd-pins {
        pins =
            "PE0", "PE1", "PE2", "PE3",
            "PE4", "PE5", "PE6", "PE7",
            "PE8", "PE9", "PE10","PE11",
            "PE12","PE13","PE14","PE15",
            "PE16","PE17","PE18","PE19",
            "PE23","PE24";
        function = "lcd";
        drive-strength = <30>;
        bias-disable;
    };
};