linux-4.1.15 sdhc0

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linux-4.1.15 sdhc0

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fulinux
Contributor IV

hi,

i porting imx6q linux-2.6-imx-rel_imx_4.1.15_1.1.0_ga, i just add usdh0 device tree in file of arch/arm/boot/dts/imx6qdl-sabresd.dtsi, this patch following:

[fulinux@ubuntu linux-2.6-imx-rel_imx_4.1.15_1.1.0_ga]$ git diff

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi

index 44e265d..1e210a7 100644

--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi

+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi

@@ -832,6 +832,21 @@

                        >;

                };

+               pinctrl_usdhc1: usdhc1grp {

+                       fsl,pins = <

+                               MX6QDL_PAD_SD1_CMD__SD1_CMD             0x17059

+                               MX6QDL_PAD_SD1_CLK__SD1_CLK             0x10059

+                               MX6QDL_PAD_SD1_DAT0__SD1_DATA0          0x17059

+                               MX6QDL_PAD_SD1_DAT1__SD1_DATA1          0x17059

+                               MX6QDL_PAD_SD1_DAT2__SD1_DATA2          0x17059

+                               MX6QDL_PAD_SD1_DAT3__SD1_DATA3          0x17059

+                               MX6QDL_PAD_NANDF_D0__SD1_DATA4          0x17059

+                               MX6QDL_PAD_NANDF_D1__SD1_DATA5          0x17059

+                               MX6QDL_PAD_NANDF_D2__SD1_DATA6          0x17059

+                               MX6QDL_PAD_NANDF_D3__SD1_DATA7          0x17059

+                       >;

+               };

+

                pinctrl_usdhc2: usdhc2grp {

                        fsl,pins = <

                                MX6QDL_PAD_SD2_CMD__SD2_CMD             0x17059

@@ -1008,6 +1023,16 @@

        tx-d-cal = <0x5>;

};

+&usdhc1 {

+       pinctrl-names = "default";

+       pinctrl-0 = <&pinctrl_usdhc1>;

+       bus-width = <8>;

+       no-1-8-v;

+       keep-power-in-suspend;

+       enable-sdio-wakeup;

+       status = "okay";

then i burn uImage to board, the kernel log like this:

sdhci: Secure Digital Host Controller Interface driver

sdhci: Copyright(c) Pierre Ossman

sdhci-pltfm: SDHCI platform and OF driver helper

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

/soc/aips-bus@02100000/usdhc@02190000: voltage-ranges unspecified

sdhci-esdhc-imx 2190000.usdhc: No vmmc regulator found

sdhci-esdhc-imx 2190000.usdhc: No vqmmc regulator found

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

mmc0: SDHCI controller on 2190000.usdhc [2190000.usdhc] using ADMA

/soc/aips-bus@02100000/usdhc@02194000: voltage-ranges unspecified

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

imx6q-pinctrl 20e0000.iomuxc: pin MX6Q_PAD_SD1_CMD already requested by 20e0000.iomuxc; cannot claim for 2190000.usdhc

imx6q-pinctrl 20e0000.iomuxc: pin-210 (2190000.usdhc) status -22

imx6q-pinctrl 20e0000.iomuxc: could not request pin 210 (MX6Q_PAD_SD1_CMD) from group usdhc1grp  on device 20e0000.iomuxc

sdhci-esdhc-imx 2190000.usdhc: Error applying setting, reverse things back

sdhci-esdhc-imx 2194000.usdhc: Got CD GPIO

sdhci-esdhc-imx 2194000.usdhc: Got WP GPIO

sdhci-esdhc-imx 2194000.usdhc: No vmmc regulator found

sdhci-esdhc-imx 2194000.usdhc: No vqmmc regulator found

mmc1: SDHCI controller on 2194000.usdhc [2194000.usdhc] using ADMA

/soc/aips-bus@02100000/usdhc@02198000: voltage-ranges unspecified

sdhci-esdhc-imx 2198000.usdhc: Got CD GPIO

sdhci-esdhc-imx 2198000.usdhc: Got WP GPIO

sdhci-esdhc-imx 2198000.usdhc: No vmmc regulator found

sdhci-esdhc-imx 2198000.usdhc: No vqmmc regulator found

mmc2: SDHCI controller on 2198000.usdhc [2198000.usdhc] using ADMA

/soc/aips-bus@02100000/usdhc@0219c000: voltage-ranges unspecified

sdhci-esdhc-imx 219c000.usdhc: No vmmc regulator found

sdhci-esdhc-imx 219c000.usdhc: No vqmmc regulator found

mmc3: SDHCI controller on 219c000.usdhc [219c000.usdhc] using ADMA

mxc_vpu 2040000.vpu_fsl: VPU initialized

mxc_vdoa 21e4000.vdoa: i.MX Video Data Order Adapter(VDOA) driver probed

what's wrong with it? can u help me?

thanks,

fulinux.

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igorpadykov
NXP Employee
NXP Employee

Hi Chen

please check that pin MX6Q_PAD_SD1_CMD is already used

as MX6QDL_PAD_SD1_CMD__GPIO1_IO18 0x80000000  in

imx6qdl-sabresd {

        pinctrl_hog: hoggrp { ..

linux-2.6-imx.git - Freescale i.MX Linux Tree

you can port usdhc1 from imx6qdl-sabreauto.dtsi

linux-2.6-imx.git - Freescale i.MX Linux Tree

Best regards

igor

-----------------------------------------------------------------------------------------------------------------------

Note: If this post answers your question, please click the Correct Answer button. Thank you!

-----------------------------------------------------------------------------------------------------------------------

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2 Replies
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igorpadykov
NXP Employee
NXP Employee

Hi Chen

please check that pin MX6Q_PAD_SD1_CMD is already used

as MX6QDL_PAD_SD1_CMD__GPIO1_IO18 0x80000000  in

imx6qdl-sabresd {

        pinctrl_hog: hoggrp { ..

linux-2.6-imx.git - Freescale i.MX Linux Tree

you can port usdhc1 from imx6qdl-sabreauto.dtsi

linux-2.6-imx.git - Freescale i.MX Linux Tree

Best regards

igor

-----------------------------------------------------------------------------------------------------------------------

Note: If this post answers your question, please click the Correct Answer button. Thank you!

-----------------------------------------------------------------------------------------------------------------------

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fulinux
Contributor IV

thank you, it is ok

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