U-Boot 2018.01suda-05679-g013ca457fd-dirty (Oct 04 2018 - 14:10:48 +0800)
CPU: Allwinner F Series (SUNIV)
Model: Lichee Pi Nano
DRAM: 32 MiB
MMC: SUNXI SD/MMC: 0
SF: Detected w25q128bv with page size 256 Bytes, erase size 4 KiB, total 16 MiB
*** Warning - bad CRC, using default environment
Setting up a 480x272 lcd console (overscan 0x0)
In: serial@1c25000
Out: serial@1c25000
Err: serial@1c25000
Net: No ethernet found.
starting USB...
No controllers found
Hit any key to stop autoboot: 0
SF: Detected w25q128bv with page size 256 Bytes, erase size 4 KiB, total 16 MiB
device 0 offset 0x100000, size 0x10000
SF: 65536 bytes @ 0x100000 Read: OK
device 0 offset 0x110000, size 0x400000
SF: 4194304 bytes @ 0x110000 Read: OK
## Flattened Device Tree blob at 80c00000
Booting using the fdt blob at 0x80c00000
Loading Device Tree to 80e41000, end 80e4605b ... OK
Starting kernel ...
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.14.0-suda-morris+ (wendy@wendy-PC) (gcc version 8.2.0 (morris)) #5 Fri Oct 5 14:25:26 CST 2018
[ 0.000000] CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=0005317f
[ 0.000000] CPU: VIVT data cache, VIVT instruction cache
[ 0.000000] OF: fdt: Machine model: Lichee Pi Nano
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] random: fast init done
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 8128
[ 0.000000] Kernel command line: console=ttyS0,115200 console=tty0 panic=5 rootwait root=/dev/mtdblock3 rw rootfstype=jffs2
[ 0.000000] PID hash table entries: 128 (order: -3, 512 bytes)
[ 0.000000] Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Memory: 22668K/32768K available (6144K kernel code, 212K rwdata, 1392K rodata, 1024K init, 250K bss, 10100K reserved, 0K cma-reserved, 0K highmem)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
[ 0.000000] vmalloc : 0xc2800000 - 0xff800000 ( 976 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xc2000000 ( 32 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0xc0008000 - 0xc0700000 (7136 kB)
[ 0.000000] .init : 0xc0900000 - 0xc0a00000 (1024 kB)
[ 0.000000] .data : 0xc0a00000 - 0xc0a35080 ( 213 kB)
[ 0.000000] .bss : 0xc0a3a444 - 0xc0a78e14 ( 251 kB)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000045] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[ 0.000110] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[ 0.000647] Console: colour dummy device 80x30
[ 0.001616] console [tty0] enabled
[ 0.001719] Calibrating delay loop... 203.16 BogoMIPS (lpj=1015808)
[ 0.070283] pid_max: default: 32768 minimum: 301
[ 0.070660] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.070760] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.072247] CPU: Testing write buffer coherency: ok
[ 0.073966] Setting up static identity map for 0x80100000 - 0x80100058
[ 0.076512] devtmpfs: initialized
[ 0.083520] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.083688] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.084002] pinctrl core: initialized pinctrl subsystem
[ 0.086086] NET: Registered protocol family 16
[ 0.087707] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.089590] cpuidle: using governor menu
[ 0.115011] SCSI subsystem initialized
[ 0.115421] usbcore: registered new interface driver usbfs
[ 0.115640] usbcore: registered new interface driver hub
[ 0.115906] usbcore: registered new device driver usb
[ 0.116405] pps_core: LinuxPPS API ver. 1 registered
[ 0.116494] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.116641] PTP clock support registered
[ 0.117182] Advanced Linux Sound Architecture Driver Initialized.
[ 0.120400] clocksource: Switched to clocksource timer
[ 0.146603] NET: Registered protocol family 2
[ 0.148148] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.148303] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.148397] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.148722] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.148830] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.149347] NET: Registered protocol family 1
[ 0.150530] RPC: Registered named UNIX socket transport module.
[ 0.150647] RPC: Registered udp transport module.
[ 0.150699] RPC: Registered tcp transport module.
[ 0.150744] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.151959] NetWinder Floating Point Emulator V0.97 (double precision)
[ 0.153781] Initialise system trusted keyrings
[ 0.154429] workingset: timestamp_bits=30 max_order=13 bucket_order=0
[ 0.171477] NFS: Registering the id_resolver key type
[ 0.171656] Key type id_resolver registered
[ 0.171719] Key type id_legacy registered
[ 0.171884] jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
[ 0.185688] Key type asymmetric registered
[ 0.185801] Asymmetric key parser 'x509' registered
[ 0.186055] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[ 0.186158] io scheduler noop registered
[ 0.186207] io scheduler deadline registered
[ 0.187017] io scheduler cfq registered (default)
[ 0.187117] io scheduler mq-deadline registered
[ 0.187174] io scheduler kyber registered
[ 0.188366] sun4i-usb-phy 1c13400.phy: Couldn't request ID GPIO
[ 0.198104] suniv-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
[ 0.366899] Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[ 0.373874] console [ttyS0] disabled
[ 0.394212] 1c25000.serial: ttyS0 at MMIO 0x1c25000 (irq = 23, base_baud = 6250000) is a 16550A
[ 0.875798] console [ttyS0] enabled
[ 0.886320] panel-simple panel: panel supply power not found, using dummy regulator
[ 0.895641] SCSI Media Changer driver v0.25
[ 0.901430] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.908043] ehci-platform: EHCI generic platform driver
[ 0.913695] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.919979] ohci-platform: OHCI generic platform driver
[ 0.925737] usbcore: registered new interface driver usb-storage
[ 0.932826] udc-core: couldn't find an available UDC - added [g_cdc] to list of pending drivers
[ 0.942013] i2c /dev entries driver
[ 1.000538] sunxi-mmc 1c0f000.mmc: base:0xc28a4000 irq:19
[ 1.008061] usbcore: registered new interface driver usbhid
[ 1.013834] usbhid: USB HID core driver
[ 1.035740] NET: Registered protocol family 17
[ 1.040675] Key type dns_resolver registered
[ 1.047301] Loading compiled-in X.509 certificates
[ 1.061799] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 1.068503] [drm] No driver support for vblank timestamp query.
[ 1.075502] sun4i-drm display-engine: bound 1e60000.display-backend (ops 0xc0739508)
[ 1.084470] sun4i-drm display-engine: bound 1c0c000.lcd-controller (ops 0xc07388bc)
[ 1.224972] Console: switching to colour frame buffer device 100x30
[ 1.272773] sun4i-drm display-engine: fb0: frame buffer device
[ 1.289137] [drm] Initialized sun4i-drm 1.0.0 20150629 for display-engine on minor 0
[ 1.307923] usb_phy_generic usb_phy_generic.0.auto: usb_phy_generic.0.auto supply vcc not found, using dummy regulator
[ 1.338673] ------------[ cut here ]------------
[ 1.353156] WARNING: CPU: 0 PID: 3 at drivers/usb/musb/sunxi.c:411 sunxi_musb_ep_offset+0x3c/0x54
[ 1.372120] sunxi_musb_ep_offset called with non 0 offset
[ 1.387636] Modules linked in:
[ 1.400642] CPU: 0 PID: 3 Comm: kworker/0:0 Not tainted 4.14.0-suda-morris+ #5
[ 1.418208] Hardware name: Allwinner suniv Family
[ 1.433215] Workqueue: events deferred_probe_work_func
[ 1.448873] [<c010e7f0>] (unwind_backtrace) from [<c010b6d8>] (show_stack+0x10/0x14)
[ 1.467562] [<c010b6d8>] (show_stack) from [<c01168f0>] (__warn+0xcc/0xfc)
[ 1.485453] [<c01168f0>] (__warn) from [<c0116574>] (warn_slowpath_fmt+0x38/0x48)
[ 1.504006] [<c0116574>] (warn_slowpath_fmt) from [<c0479a34>] (sunxi_musb_ep_offset+0x3c/0x54)
[ 1.524096] [<c0479a34>] (sunxi_musb_ep_offset) from [<c046d43c>] (ep_config_from_hw+0x74/0x140)
[ 1.544324] [<c046d43c>] (ep_config_from_hw) from [<c046f040>] (musb_probe+0x8fc/0xbec)
[ 1.563579] [<c046f040>] (musb_probe) from [<c03f6fe8>] (platform_drv_probe+0x50/0xac)
[ 1.582762] [<c03f6fe8>] (platform_drv_probe) from [<c03f5774>] (driver_probe_device+0x218/0x2ec)
[ 1.603061] [<c03f5774>] (driver_probe_device) from [<c03f3dd8>] (bus_for_each_drv+0x70/0xa0)
[ 1.623037] [<c03f3dd8>] (bus_for_each_drv) from [<c03f5478>] (__device_attach+0xac/0x114)
[ 1.642819] [<c03f5478>] (__device_attach) from [<c03f4a84>] (bus_probe_device+0x84/0x8c)
[ 1.662449] [<c03f4a84>] (bus_probe_device) from [<c03f2f10>] (device_add+0x388/0x594)
[ 1.681757] [<c03f2f10>] (device_add) from [<c03f6e0c>] (platform_device_add+0x100/0x20c)
[ 1.701119] [<c03f6e0c>] (platform_device_add) from [<c03f7738>] (platform_device_register_full+0xc0/0x108)
[ 1.732855] [<c03f7738>] (platform_device_register_full) from [<c0479778>] (sunxi_musb_probe+0x340/0x41c)
[ 1.764796] [<c0479778>] (sunxi_musb_probe) from [<c03f6fe8>] (platform_drv_probe+0x50/0xac)
[ 1.785261] [<c03f6fe8>] (platform_drv_probe) from [<c03f5774>] (driver_probe_device+0x218/0x2ec)
[ 1.806269] [<c03f5774>] (driver_probe_device) from [<c03f3dd8>] (bus_for_each_drv+0x70/0xa0)
[ 1.827127] [<c03f3dd8>] (bus_for_each_drv) from [<c03f5478>] (__device_attach+0xac/0x114)
[ 1.847541] [<c03f5478>] (__device_attach) from [<c03f4a84>] (bus_probe_device+0x84/0x8c)
[ 1.867935] [<c03f4a84>] (bus_probe_device) from [<c03f51b8>] (deferred_probe_work_func+0x8c/0x140)
[ 1.900826] [<c03f51b8>] (deferred_probe_work_func) from [<c01299d4>] (process_one_work+0x1d8/0x3e8)
[ 1.934330] [<c01299d4>] (process_one_work) from [<c0129e80>] (worker_thread+0x29c/0x5b8)
[ 1.955335] [<c0129e80>] (worker_thread) from [<c012ef38>] (kthread+0x120/0x138)
[ 1.975432] [<c012ef38>] (kthread) from [<c0108028>] (ret_from_fork+0x14/0x2c)
[ 1.995139] ---[ end trace 7c194ff9660c6f5c ]---
[ 2.012021] musb-sunxi 1c13000.usb: Error unknown readb offset 128
[ 2.030654] musb-hdrc musb-hdrc.1.auto: musb_init_controller failed with status -22
[ 2.050934] musb-hdrc: probe of musb-hdrc.1.auto failed with error -22
[ 2.070994] vcc3v3: disabling
[ 2.085977] ALSA device list:
[ 2.100339] #0: Loopback 1
[ 2.114778] Waiting for root device /dev/mtdblock3...我参考的是http://nano.lichee.pro/build_sys/build_flash.html教程，使用dts来传递分区信息
之前好像看到过有人也遇到过这个问题，不知道是如何解决的？
离线
dts/dtsi 两个文件都贴上来看下
这是dtsi文件
// SPDX-License-Identifier: (GPL-2.0+ OR X11)
/*
* Copyright 2018 Icenowy Zheng <icenowy@aosc.io>
*/
#include <dt-bindings/clock/suniv-ccu.h>
#include <dt-bindings/reset/suniv-ccu.h>
/ {
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&intc>;
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
osc24M: clk-24M {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <24000000>;
clock-output-names = "osc24M";
};
osc32k: clk-32k {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <32768>;
clock-output-names = "osc32k";
};
};
cpus {
#address-cells = <0>;
#size-cells = <0>;
cpu {
compatible = "arm,arm926ej-s";
device_type = "cpu";
};
};
de: display-engine {
compatible = "allwinner,suniv-f1c100s-display-engine";
allwinner,pipelines = <&fe0>;
status = "disabled";
};
soc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
sram-controller@1c00000 {
compatible = "allwinner,sun4i-a10-sram-controller";
reg = <0x01c00000 0x30>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
sram_d: sram@10000 {
compatible = "mmio-sram";
reg = <0x00010000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x00010000 0x1000>;
otg_sram: sram-section@0 {
compatible = "allwinner,sun4i-a10-sram-d";
reg = <0x0000 0x1000>;
status = "disabled";
};
};
};
spi0: spi@1c05000 {
compatible = "allwinner,suniv-f1c100s-spi",
"allwinner,sun8i-h3-spi";
reg = <0x01c05000 0x1000>;
interrupts = <10>;
clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_BUS_SPI0>;
clock-names = "ahb", "mod";
resets = <&ccu RST_BUS_SPI0>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
spi1: spi@1c06000 {
compatible = "allwinner,suniv-f1c100s-spi",
"allwinner,sun8i-h3-spi";
reg = <0x01c06000 0x1000>;
interrupts = <11>;
clocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_BUS_SPI1>;
clock-names = "ahb", "mod";
resets = <&ccu RST_BUS_SPI1>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
tcon0: lcd-controller@1c0c000 {
compatible = "allwinner,suniv-f1c100s-tcon";
reg = <0x01c0c000 0x1000>;
interrupts = <29>;
clocks = <&ccu CLK_BUS_LCD>,
<&ccu CLK_TCON>;
clock-names = "ahb",
"tcon-ch0";
clock-output-names = "tcon-pixel-clock";
resets = <&ccu RST_BUS_LCD>;
reset-names = "lcd";
status = "disabled";
ports {
#address-cells = <1>;
#size-cells = <0>;
tcon0_in: port@0 {
#address-cells = <1>;
#size-cells = <0>;
reg = <0>;
tcon0_in_be0: endpoint@0 {
reg = <0>;
remote-endpoint = <&be0_out_tcon0>;
};
};
tcon0_out: port@1 {
#address-cells = <1>;
#size-cells = <0>;
reg = <1>;
};
};
};
mmc0: mmc@1c0f000 {
compatible = "allwinner,suniv-f1c100s-mmc",
"allwinner,sun7i-a20-mmc";
reg = <0x01c0f000 0x1000>;
clocks = <&ccu CLK_BUS_MMC0>,
<&ccu CLK_MMC0>,
<&ccu CLK_MMC0_OUTPUT>,
<&ccu CLK_MMC0_SAMPLE>;
clock-names = "ahb",
"mmc",
"output",
"sample";
resets = <&ccu RST_BUS_MMC0>;
reset-names = "ahb";
interrupts = <23>;
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
mmc1: mmc@1c10000 {
compatible = "allwinner,suniv-f1c100s-mmc",
"allwinner,sun7i-a20-mmc";
reg = <0x01c10000 0x1000>;
clocks = <&ccu CLK_BUS_MMC1>,
<&ccu CLK_MMC1>,
<&ccu CLK_MMC1_OUTPUT>,
<&ccu CLK_MMC1_SAMPLE>;
clock-names = "ahb",
"mmc",
"output",
"sample";
resets = <&ccu RST_BUS_MMC1>;
reset-names = "ahb";
interrupts = <24>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
ccu: clock@1c20000 {
compatible = "allwinner,suniv-f1c100s-ccu";
reg = <0x01c20000 0x400>;
clocks = <&osc24M>, <&osc32k>;
clock-names = "hosc", "losc";
#clock-cells = <1>;
#reset-cells = <1>;
};
intc: interrupt-controller@1c20400 {
compatible = "allwinner,suniv-f1c100s-ic";
reg = <0x01c20400 0x400>;
interrupt-controller;
#interrupt-cells = <1>;
};
pio: pinctrl@1c20800 {
compatible = "allwinner,suniv-f1c100s-pinctrl";
reg = <0x01c20800 0x400>;
interrupts = <38>, <39>, <40>;
clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&osc32k>;
clock-names = "apb", "hosc", "losc";
gpio-controller;
interrupt-controller;
#interrupt-cells = <3>;
#gpio-cells = <3>;
spi0_pins_a: spi0-pins-pc {
pins = "PC0", "PC1", "PC2", "PC3";
function = "spi0";
};
lcd_rgb666_pins: lcd-rgb666-pins {
pins = "PD0", "PD1", "PD2", "PD3", "PD4",
"PD5", "PD6", "PD7", "PD8", "PD9",
"PD10", "PD11", "PD12", "PD13", "PD14",
"PD15", "PD16", "PD17", "PD18", "PD19",
"PD20", "PD21";
function = "lcd";
};
uart0_pins_a: uart-pins-pe {
pins = "PE0", "PE1";
function = "uart0";
};
mmc0_pins: mmc0-pins {
pins = "PF0", "PF1", "PF2", "PF3", "PF4", "PF5";
function = "mmc0";
};
};
timer@1c20c00 {
compatible = "allwinner,suniv-f1c100s-timer";
reg = <0x01c20c00 0x90>;
interrupts = <13>;
clocks = <&osc24M>;
};
wdt: watchdog@1c20ca0 {
compatible = "allwinner,sun6i-a31-wdt";
reg = <0x01c20ca0 0x20>;
};
uart0: serial@1c25000 {
compatible = "snps,dw-apb-uart";
reg = <0x01c25000 0x400>;
interrupts = <1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART0>;
resets = <&ccu RST_BUS_UART0>;
status = "disabled";
};
uart1: serial@1c25400 {
compatible = "snps,dw-apb-uart";
reg = <0x01c25400 0x400>;
interrupts = <2>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART1>;
resets = <&ccu RST_BUS_UART1>;
status = "disabled";
};
uart2: serial@1c25800 {
compatible = "snps,dw-apb-uart";
reg = <0x01c25800 0x400>;
interrupts = <3>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART2>;
resets = <&ccu RST_BUS_UART2>;
status = "disabled";
};
usb_otg: usb@1c13000 {
compatible = "allwinner,suniv-f1c100s-musb";
reg = <0x01c13000 0x0400>;
clocks = <&ccu CLK_BUS_OTG>;
resets = <&ccu RST_BUS_OTG>;
interrupts = <26>;
interrupt-names = "mc";
phys = <&usbphy 0>;
phy-names = "usb";
extcon = <&usbphy 0>;
allwinner,sram = <&otg_sram 1>;
status = "disabled";
};
usbphy: phy@1c13400 {
compatible = "allwinner,suniv-f1c100s-usb-phy";
reg = <0x01c13400 0x10>;
reg-names = "phy_ctrl";
clocks = <&ccu CLK_USB_PHY0>;
clock-names = "usb0_phy";
resets = <&ccu RST_USB_PHY0>;
reset-names = "usb0_reset";
#phy-cells = <1>;
status = "disabled";
};
fe0: display-frontend@1e00000 {
compatible = "allwinner,suniv-f1c100s-display-frontend";
reg = <0x01e00000 0x20000>;
interrupts = <30>;
clocks = <&ccu CLK_BUS_DE_FE>, <&ccu CLK_DE_FE>,
<&ccu CLK_DRAM_DE_FE>;
clock-names = "ahb", "mod",
"ram";
resets = <&ccu RST_BUS_DE_FE>;
status = "disabled";
ports {
#address-cells = <1>;
#size-cells = <0>;
fe0_out: port@1 {
#address-cells = <1>;
#size-cells = <0>;
reg = <1>;
fe0_out_be0: endpoint@0 {
reg = <0>;
remote-endpoint = <&be0_in_fe0>;
};
};
};
};
be0: display-backend@1e60000 {
compatible = "allwinner,suniv-f1c100s-display-backend";
reg = <0x01e60000 0x10000>;
reg-names = "be";
interrupts = <31>;
clocks = <&ccu CLK_BUS_DE_BE>, <&ccu CLK_DE_BE>,
<&ccu CLK_DRAM_DE_BE>;
clock-names = "ahb", "mod",
"ram";
resets = <&ccu RST_BUS_DE_BE>;
reset-names = "be";
assigned-clocks = <&ccu CLK_DE_BE>;
assigned-clock-rates = <300000000>;
ports {
#address-cells = <1>;
#size-cells = <0>;
be0_in: port@0 {
#address-cells = <1>;
#size-cells = <0>;
reg = <0>;
be0_in_fe0: endpoint@0 {
reg = <0>;
remote-endpoint = <&fe0_out_be0>;
};
};
be0_out: port@1 {
#address-cells = <1>;
#size-cells = <0>;
reg = <1>;
be0_out_tcon0: endpoint@0 {
reg = <0>;
remote-endpoint = <&tcon0_in_be0>;
};
};
};
};
};
};这是dts文件
// SPDX-License-Identifier: (GPL-2.0+ OR X11)
/*
* Copyright 2018 Icenowy Zheng <icenowy@aosc.io>
*/
/dts-v1/;
#include "suniv-f1c100s.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Lichee Pi Nano";
compatible = "licheepi,licheepi-nano", "allwinner,suniv-f1c100s",
"allwinner,suniv";
aliases {
serial0 = &uart0;
spi0 = &spi0;
};
chosen {
stdout-path = "serial0:115200n8";
};
reg_vcc3v3: vcc3v3 {
compatible = "regulator-fixed";
regulator-name = "vcc3v3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
};
&mmc0 {
vmmc-supply = <®_vcc3v3>;
bus-width = <4>;
broken-cd;
status = "okay";
};
&otg_sram {
status = "okay";
};
&spi0 {
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins_a>;
status = "okay";
spi-max-frequency = <50000000>;
flash: w25q128@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "winbond,w25q128", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <50000000>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0x000000 0x100000>;
read-only;
};
partition@100000 {
label = "dtb";
reg = <0x100000 0x10000>;
read-only;
};
partition@110000 {
label = "kernel";
reg = <0x110000 0x400000>;
read-only;
};
partition@510000 {
label = "rootfs";
reg = <0x510000 0xAF0000>;
};
};
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};
&usb_otg {
dr_mode = "otg";
status = "okay";
};
&usbphy {
usb0_id_det-gpio = <&pio 4 2 GPIO_ACTIVE_HIGH>; /* PE2 */
status = "okay";
};离线
Symbol: MTD_M25P80 [=y] │
│ Type : tristate │
│ Prompt: Support most SPI Flash chips (AT26DF, M25P, W25X, ...) │
│ Location: │
│ -> Device Drivers │
│ -> Memory Technology Device (MTD) support (MTD [=y]) │
│ (1) -> Self-contained MTD device drivers │
│ Defined at drivers/mtd/devices/Kconfig:81 │
│ Depends on: MTD [=y] && HAS_IOMEM [=y] && SPI_MASTER [=y] && MTD_SPI_NOR [=y] 勾了的，真奇怪
离线
把root=/dev/mtdblock3修改为root=31:03就可以了，有大神可以解释一下原因吗？
离线