毛巾卷

毛巾卷

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毛巾卷  发布于  2025-10-28 23:30:47
采纳率 14%
58个问答
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海思平台驱动加载顺序提问

 

开发驱动时遇到一个问题,通过insmod方式加载驱动可以正常运行,通过Y模式加入kernel时则会失败,已经在kconfig里面加上了依赖。

但是在开机启动时还是会遇到资源加载失败的问题。

mousedev: PS/2 mouse device common for all mice
MY_TOUCH:my_ts_init 343 locat
bsp_rtc 11110000.rtc: registered as rtc0
bsp_rtc 11110000.rtc: setting system clock to 1970-01-01T02:18:22 UTC (8302)
bsp_rtc 11110000.rtc: RTC driver for bsp enabled
i2c /dev entries driver
bsp-i2c 11060000.i2c: deassert reset
bsp-i2c 11060000.i2c: IRQ index 0 not found
bsp-i2c 11061000.i2c: deassert reset
bsp-i2c 11061000.i2c: IRQ index 0 not found
bsp-i2c 11062000.i2c: deassert reset
bsp-i2c 11062000.i2c: IRQ index 0 not found
bsp-i2c 11063000.i2c: deassert reset
bsp-i2c 11063000.i2c: IRQ index 0 not found
bsp-i2c 11064000.i2c: deassert reset
bsp-i2c 11064000.i2c: IRQ index 0 not found
bsp-i2c 11065000.i2c: deassert reset
bsp-i2c 11065000.i2c: IRQ index 0 not found
bsp-i2c 11066000.i2c: deassert reset
bsp-i2c 11066000.i2c: IRQ index 0 not found
bsp-i2c 11067000.i2c: deassert reset
bsp-i2c 11067000.i2c: IRQ index 0 not found
OF: /soc/amba/i2c@11067000/myts@38: could not find phandle
OF: /soc/amba/i2c@11067000/myts@38: could not find phandle
MY_TOUCH:my_touch_ts_probe 205 locat
MY_TOUCH:my_touch_ts_probe 220 abs_x_max:480
MY_TOUCH:my_touch_ts_probe 226 abs_x_max:800
my-touch 7-0038: gpio request failed.
my-touch: probe of 7-0038 failed with error -12
usbcore: registered new interface driver uvcvideo
USB Video Class driver (1.1.1)
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
sdhci-pltfm: SDHCI platform and OF driver helper
SMCCC: SOC_ID: ARCH_SOC_ID not implemented, skipping ....
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
[WING-USB][wing_usb_module_init]register wing usb driver
mmc0: SDHCI controller on 10020000.eMMC [10020000.eMMC] using ADMA 64-bit
mmc1: SDHCI controller on 10030000.SDIO [10030000.SDIO] using ADMA 64-bit
NET: Registered protocol family 10
Segment Routing with IPv6
NET: Registered protocol family 17
uart-pl011 11040000.uart: deassert reset
11040000.uart: ttyAMA0 at MMIO 0x11040000 (irq = 12, base_baud = 0) is a PL011 rev2
mmc0: tuning done! valid phase shift [17, 13] Final Phase:31
printk: console [ttyAMA0] enabled
mmc0: new HS200 MMC card at address 0001
uart-pl011 11043000.uart: deassert reset
mmcblk0: mmc0:0001 8GTF4R 7.28 GiB
11043000.uart: ttyAMA3 at MMIO 0x11043000 (irq = 13, base_baud = 0) is a PL011 rev2
mmcblk0boot0: mmc0:0001 8GTF4R partition 1 4.00 MiB
pl061_gpio 11090000.gpio_chip: PL061 GPIO chip registered
mmcblk0boot1: mmc0:0001 8GTF4R partition 2 4.00 MiB
pl061_gpio 11091000.gpio_chip: PL061 GPIO chip registered
mmcblk0rpmb: mmc0:0001 8GTF4R partition 3 512 KiB, chardev (250:0)
pl061_gpio 11092000.gpio_chip: PL061 GPIO chip registered
 mmcblk0: p1(boot) p2(env) p3(bl31) p4(kernel) p5(rootfs)
pl061_gpio 11093000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 11094000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 11095000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 11096000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 11097000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 11098000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 11099000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 1109a000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 1109b000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 1109c000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 1109d000.gpio_chip: PL061 GPIO chip registered
pl061_gpio 1109e000.gpio_chip: PL061 GPIO chip registered

看起来就是驱动加载顺序的问题,有没有遇到过的大佬解释一下这是为啥?

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外太空的云

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外太空的云 2025-11-19 09:35:40
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应该还是时序上有问题,可以改成延时加载
late_initcall(driver_init)

或将文件直接拖到这里
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