OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ARM: dts: utilite-pro: add mmc card slot support 

The Utilite Pro has a mmc card slot connected to the usdhc3
controller. There is no card detection until hardware revision 1.3.

Add support for it and signal the controller with the broken-cd
property that polling has to be used to detect a card.

Signed-off-by: Christopher Spinrath <christopher.spinrath@rwth-aachen.de>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Christopher Spinrath 2016-06-13 01:24:56 +02:00 committed by Shawn Guo
parent 5bca20f7fe
commit 3cfb411a64
1 changed files with 44 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
arch/arm/boot/dts/imx6q-utilite-pro.dts
View File

@ -130,6 +130,39 @@
MX6QDL_PAD_SD4_DAT6__UART2_CTS_B 0x1b0b1
>;
};
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <
MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059
MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059
MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059
MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059
MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059
MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059
>;
};
pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
fsl,pins = <
MX6QDL_PAD_SD3_CMD__SD3_CMD 0x170B9
MX6QDL_PAD_SD3_CLK__SD3_CLK 0x100B9
MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x170B9
MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x170B9
MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x170B9
MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x170B9
>;
};
pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
fsl,pins = <
MX6QDL_PAD_SD3_CMD__SD3_CMD 0x170F9
MX6QDL_PAD_SD3_CLK__SD3_CLK 0x100F9
MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x170F9
MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x170F9
MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x170F9
MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x170F9
>;
};
};
&pcie {
@ -151,3 +184,14 @@
uart-has-rtscts;
status = "okay";
};
&usdhc3 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
no-1-8-v;
broken-cd;
keep-power-in-suspend;
status = "okay";
};