staticvoidmmc_load_image(void){structmmc*mmc;interr; u32 boot_mode; mmc_initialize(gd->bd);/* We register only one device. So, the dev id is always 0 */mmc = find_mmc_device(0);if(!mmc) {puts("spl: mmc device not found!!\n"); hang(); } err =mmc_init(mmc);if(err) {...
intboard_mmc_init(bd_t*bis){intret0, ret1; ret0 =omap_mmc_init(0,0,0, SB_SOM_CD_GPIO, SB_SOM_WP_GPIO);if(ret0)printf("cl-som-am57x: failed to initialize mmc0\n"); ret1 =omap_mmc_init(1,0,0,-1,-1);if(ret1)printf("cl-som-am57x: failed to initialize mmc1\n")...
mmc_hostname(card->host));returnmmc_set_driver_type(card->host, drive_strength);0; }return0; } 调用mmc_sd_switch(card,1,2, drive_strength, status)函数,传入参数mode=1 group=2与表中相符(group参数从0开始),drive_strength就表示group 3的值,与表中相对应。 然后检查返回值,判断是否设置成功。
MMC: no ca..bootsystem:android bootargs=console=ttymxc0,115200androidboot.console=ttymxc0 consoleblank=0vmalloc=
mmc_sd_init_card剩下的关于UHS-I的分支结构。 uhs-I的初始化流程图如图: 红线标出的部分是已经做了的事,与上一篇那个流程图是一致的,之后就是if分支中做的事。 if分支中的函数mmc_sd_init_uhs_card: /** UHS-I specific initialization procedure*/staticintmmc_sd_init_uhs_card(structmmc_card *card...
Unknown command 'mmcinit' - try 'help' Unknown command 'fatload' - try 'help' ## Booting image at 80000000 ... Bad Magic Number OMAP3EVM # --- I have tried the bootcmd by setting 'mmc init' also. But still getting the same error. Where could be the problem?
BOOT方式配置从NAND启动时,可以通过UART3烧写程序进NAND,并从nand启动。 DM3730的电源控制芯片为TPS65950. 现在的问题时,把SD卡按开发板的方式格式化,并把烧录程序放进去,在开发板上SD卡能够成功启动,但在我们自己设计的板子上无法启动。 从nand启动后进入uboot,敲命令mmc init后,提示No MMC card found。
add pbias states for pbias 0, 1.8V, 3V add sd/mmc1 pull strength values for control_mmc1 in mmc_init pinctrl state Signed-off-by: Balaji T K <balaj...@ti.com> --- arch/arm/boot/dts/omap4-panda-common.dtsi | 34 +++++++++++++++ arch/arm/boot/dts/omap4-sdp.dts | 34...
add OMAP3630 sd/mmc1 speed mode config for prog_io1 in mmc1_init pinctrl state Looks OK to me, except these should be under mmc1 for omap[345].dtsi files. I think I can move &omap3_pmx_general to omap3.dtsi and override
ESP32 SD MMC sdmmc_card_init failed (0x107)Quote by NazaRik555 » Tue Oct 31, 2023 12:00 pm I have problems with initializing MMC Card. What can it be? Also on D0 I have a 1k Pull-up resistorAttachments Снимокэкрана 2023-10-31 145955.png (89.79 KiB) Viewed ...