SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

vinayharitsakp1 — Fri, 14 Oct 2022 03:13:40 GMT

Team,

I am trying to connect uSD Adapter Fixed 3.3 V rev A board to micro SD slot of IMX8MM MINI LPD4-CPU2. on the muratha board i am connecting CYW54591.

Following are the DTS changes i am doing

&usdhc2{

compatible = "fsl,imx6q-usdhc";
reg = <0x02194000 0x4000>;
interrupts = <0 23 0x04>;
clocks = <&clks 164>, <&clks 164>, <&clks 164>;
clock-names = "ipg", "ahb", "per";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc2_1>;
cd-gpios = <&gpio2 2 0>;
wp-gpios = <&gpio2 3 0>;
bus-width = <8>;
no-1-8-v;
non-removable;
mmc-pwrseq = <&usdhc2_pwrseq>;
pm-ignore-notify;
cap-power-off-card;
// keep-power-in-suspend;
enable-sdio-wakeup;
mmc-hs200-1_8v;
mmc-hs400-1_8v;
bus-width = <8>;
status = "okay";

brcmf: bcrmf@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
};
};

I am getting the following error message:

[ 43.332028] mmc1: sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000
[ 43.338468] mmc1: sdhci-esdhc-imx: ========= ESDHC IMX DEBUG STATUS DUMP =========
[ 43.346037] mmc1: sdhci-esdhc-imx: cmd debug status: 0x2180
[ 43.351695] mmc1: sdhci-esdhc-imx: data debug status: 0x2200
[ 43.357440] mmc1: sdhci-esdhc-imx: trans debug status: 0x2300
[ 43.363273] mmc1: sdhci-esdhc-imx: dma debug status: 0x2400
[ 43.368932] mmc1: sdhci-esdhc-imx: adma debug status: 0x2500
[ 43.374678] mmc1: sdhci-esdhc-imx: fifo debug status: 0x2680
[ 43.380424] mmc1: sdhci-esdhc-imx: async fifo debug status: 0x2750
[ 43.386689] mmc1: sdhci: ============================================
[ 53.471645] mmc1: Timeout waiting for hardware cmd interrupt.
[ 53.477404] mmc1: sdhci: ============ SDHCI REGISTER DUMP ===========
[ 53.483847] mmc1: sdhci: Sys addr: 0x00000000 | Version: 0x00000002
[ 53.490286] mmc1: sdhci: Blk size: 0x00000000 | Blk cnt: 0x00000001
[ 53.496725] mmc1: sdhci: Argument: 0x00000000 | Trn mode: 0x00000000
[ 53.503165] mmc1: sdhci: Present: 0x00688009 | Host ctl: 0x00000001
[ 53.509605] mmc1: sdhci: Power: 0x00000000 | Blk gap: 0x00000080
[ 53.516045] mmc1: sdhci: Wake-up: 0x00000008 | Clock: 0x000010ff
[ 53.522486] mmc1: sdhci: Timeout: 0x0000008e | Int stat: 0x00000000
[ 53.528927] mmc1: sdhci: Int enab: 0x007f1003 | Sig enab: 0x007f1003
[ 53.535367] mmc1: sdhci: ACmd stat: 0x00000000 | Slot int: 0x00000502
[ 53.541808] mmc1: sdhci: Caps: 0x07eb0000 | Caps_1: 0x8000b407
[ 53.548249] mmc1: sdhci: Cmd: 0x00000502 | Max curr: 0x00ffffff
[ 53.554688] mmc1: sdhci: Resp[0]: 0x00000000 | Resp[1]: 0x00000000
[ 53.561126] mmc1: sdhci: Resp[2]: 0x00000000 | Resp[3]: 0x00000000
[ 53.567566] mmc1: sdhci: Host ctl2: 0x00000000
[ 53.572010] mmc1: sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x00000000
[ 53.578450] mmc1: sdhci-esdhc-imx: ========= ESDHC IMX DEBUG STATUS DUMP =========
[ 53.586019] mmc1: sdhci-esdhc-imx: cmd debug status: 0x2180
[ 53.591676] mmc1: sdhci-esdhc-imx: data debug status: 0x2200
[ 53.597422] mmc1: sdhci-esdhc-imx: trans debug status: 0x2300
[ 53.603254] mmc1: sdhci-esdhc-imx: dma debug status: 0x2400
[ 53.608913] mmc1: sdhci-esdhc-imx: adma debug status: 0x2500
[ 53.614659] mmc1: sdhci-esdhc-imx: fifo debug status: 0x2680
[ 53.620407] mmc1: sdhci-esdhc-imx: async fifo debug status: 0x2750

Request you to guide me if the MicroSD slot on Imx8mm mini evk board supports sdmmc/ reconfiguration of SDIO.

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Rita_Wang — Thu, 03 Nov 2022 10:10:49 GMT

For the i.MX8MM evk BOARD are you using the old version or newest version Board?

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

vinayharitsakp1 — Thu, 03 Nov 2022 11:44:31 GMT

Team,

I am using I. MX 8M MINI : 8MMINILPD4-CPU2 :: 8MM MINI :BB Board.

The version of Board i can see behind the board i am using is SCH-31407 REV C4 and bar code number TR21250978

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

vinayharitsakp1 — Fri, 04 Nov 2022 05:07:50 GMT

Team, Please clarify the same. A faster resolution of the ticket would help me.

I am using I. MX 8M MINI : 8MMINILPD4-CPU2 :: 8MM MINI :BB Board.

The version of Board i can see behind the board i am using is SCH-31407 REV C4 and bar code number TR21250978.

Can we connect murata uSD-M.2 to SD card slot of iMX8M Mini EVK Board?

Will usdhc2 work on this SD card slot on iMX8MM mini?

if usdhc2 works on SD card slot on the above mentioned board then .please suggest the changes i need to incorporate.

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

vinayharitsakp1 — Fri, 02 Dec 2022 05:33:03 GMT

Team,

Do We have any update on the ticket?

@sdio, imx8m mini, cyw4373, wifi, bt

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Rita_Wang — Wed, 04 Jan 2023 07:14:11 GMT

The uSDHC1 and uSDHC2 of EVK board is connected to WIFI and MicrosSD card
slot respectively. So just use the uSDHC1 for wifi, uSDHC2 is used for SD CARD.

https://community.nxp.com/t5/i-MX-Processors-Knowledge-Base/Enabling-uSDHC1-of-i-MX8MM-Based-On-L5-4-24-2-1-0-BSP/ta-p/1190668

topic SDIO SUPPORT on IMX8MM MINI LPD4-CPU2 in i.MX Processors

SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2

Re: SDIO SUPPORT on IMX8MM MINI LPD4-CPU2