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[参考译文] SK-AM62-LP:U-boot 中的 LED 控制

Guru**** 2328790 points
请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1526006/sk-am62-lp-led-control-in-u-boot

器件型号:SK-AM62-LP

工具/软件:

尊敬的团队:

这是 k3-am62x-sk-common.dtsi 文件中的 LED 更改

LED{
兼容=“GPIO-LED";“;
pinctrl-names =“default";“;
pinctrl-0 =<&MAIN_GPIO0_led_pins_default>;

LED-0{
标签=“NTN_GREEN_LED:GREEN:BOOT“;
GPIO =<&MAIN_GPIO0 65 GPIO_ACTIVE_HIGH>;
FUNCTION = LED_FUNCTION_BOOT;
default-state =“打开“;
颜色= ;
};
LED-1{
标签=“can_amber_led:amber:boot“;
GPIO =<&MAIN_GPIO0 66 GPIO_ACTIVE_HIGH>;
FUNCTION = LED_FUNCTION_BOOT;
default-state =“打开“;
颜色= ;
};
LED-2{
标签=“ble_blue_led:blue:boot“;
GPIO =<&MAIN_GPIO0 67 GPIO_ACTIVE_HIGH>;
FUNCTION = LED_FUNCTION_BOOT;
default-state =“打开“;
颜色= ;
};
LED-3{
标签=“WIFI_WHITE_Led:WHITE:BOOT“;
GPIO =<&MAIN_GPIO0 68 GPIO_ACTIVE_HIGH>;
FUNCTION = LED_FUNCTION_BOOT;
default-state =“打开“;
颜色= ;
};
LED-4{
标签=“mobell_yrow_led:yellow:boot“;
GPIO =<&MAIN_GPIO0 70 GPIO_ACTIVE_HIGH>;
FUNCTION = LED_FUNCTION_BOOT;
default-state =“打开“;
颜色= ;
};
LED-5{
标签=“GNSS_OROM_Led:orange:boot“;
GPIO =<&MAIN_GPIO0 71 GPIO_ACTIVE_HIGH>;
FUNCTION = LED_FUNCTION_BOOT;
default-state =“打开“;
颜色= ;
};
};

=> LED 列表
NTN_GREEN_LED:GREEN:引导关闭
can_amber_led:amber:boot off
BLE_blue_led:blue:boot off
WIFI_WHITE_Led:白色:启动关闭
蜂窝网络黄灯:黄色:启动关闭
GNSS_ORIM_Led:orange:boot off
=> LED NTN_GREENT_LED:GREEN:boot on
=> LED can_amber_led:amber:boot on
=> LED ble_blue_led:blue:boot on
=> led wifi_white_led:white:boot on
=> led 蜂窝黄色_led:黄色:启动
=> led GNSS_OROM_led:orange:boot on

能够手动控制、但我已将其设置为默认开启、为什么默认情况下不开启?

  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

    请团队处理任何更新

  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

    尊敬的 Manu:  

    设备树中这些 GPIO 的引脚多路复用是什么?

    此致、

    Anshu

  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

    MAIN_GPIO0_led_pins_default:main-gpio0-led-pins-default{
    pinctrl-single、pins =<
    AM62X_IOPAD (0x108、PIN_OUTPUT、7)/*(E20) MMC2_DAT3.GPIO0_65 */
    AM62X_IOPAD (0x10c、PIN_OUTPUT、7)/*(E19) MMC2_DAT2.GPIO0_66 */
    AM62X_IOPAD (0x110、PIN_OUTPUT、7)/*(D21) MMC2_DAT1.GPIO0_67 */
    AM62X_IOPAD (0x114、PIN_OUTPUT、7)/*(B21) MMC2_DAT0.GPIO0_68 */
    AM62X_IOPAD (0x120、PIN_OUTPUT、7)/*(C21) MMC2_CMD.GPIO0_70 */
    AM62X_IOPAD (0x124、PIN_OUTPUT、7)/*(D20) MMC2_SDCTL.GPIO0_71 */
    >;
    };