ARM: dts: imx7d-sdb: Allow UHS modes

Describe the SD1_VSELECT pad, which is necessary to allow UHS modes.

Also, to support higher SD card speed modes, describe the 100MHz and
200MHz SD card pinctrl entries.

Suggested-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Fabio Estevam <festevam@denx.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
index c898d66e27adbcbb22368c8ca3bc16568ba83488..c9f6137e73e73ecf1d9050dddf98aa5ebef32502 100644 (file)
--- a/arch/arm/boot/dts/imx7d-sdb.dts
+++ b/arch/arm/boot/dts/imx7d-sdb.dts
@@ -484,8 +484,10 @@
 };
 
 &usdhc1 {
-       pinctrl-names = "default";
-       pinctrl-0 = <&pinctrl_usdhc1>;
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_usdhc1_gpio>;
+       pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_usdhc1_gpio>;
+       pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_usdhc1_gpio>;
        cd-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
        wp-gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
        vmmc-supply = <&reg_sd1_vmmc>;
@@ -743,6 +745,15 @@
                        >;
                };
 
+               pinctrl_usdhc1_gpio: usdhc1_gpiogrp {
+                       fsl,pins = <
+                               MX7D_PAD_SD1_CD_B__GPIO5_IO0            0x59 /* CD */
+                               MX7D_PAD_SD1_WP__GPIO5_IO1              0x59 /* WP */
+                               MX7D_PAD_SD1_RESET_B__GPIO5_IO2         0x59 /* vmmc */
+                               MX7D_PAD_GPIO1_IO08__SD1_VSELECT        0x59 /* VSELECT */
+                       >;
+               };
+
                pinctrl_usdhc1: usdhc1grp {
                        fsl,pins = <
                                MX7D_PAD_SD1_CMD__SD1_CMD               0x59
@@ -751,9 +762,28 @@
                                MX7D_PAD_SD1_DATA1__SD1_DATA1           0x59
                                MX7D_PAD_SD1_DATA2__SD1_DATA2           0x59
                                MX7D_PAD_SD1_DATA3__SD1_DATA3           0x59
-                               MX7D_PAD_SD1_CD_B__GPIO5_IO0            0x59 /* CD */
-                               MX7D_PAD_SD1_WP__GPIO5_IO1              0x59 /* WP */
-                               MX7D_PAD_SD1_RESET_B__GPIO5_IO2         0x59 /* vmmc */
+                       >;
+               };
+
+               pinctrl_usdhc1_100mhz: usdhc1grp_100mhz {
+                       fsl,pins = <
+                               MX7D_PAD_SD1_CMD__SD1_CMD               0x5a
+                               MX7D_PAD_SD1_CLK__SD1_CLK               0x1a
+                               MX7D_PAD_SD1_DATA0__SD1_DATA0           0x5a
+                               MX7D_PAD_SD1_DATA1__SD1_DATA1           0x5a
+                               MX7D_PAD_SD1_DATA2__SD1_DATA2           0x5a
+                               MX7D_PAD_SD1_DATA3__SD1_DATA3           0x5a
+                       >;
+               };
+
+               pinctrl_usdhc1_200mhz: usdhc1grp_200mhz {
+                       fsl,pins = <
+                               MX7D_PAD_SD1_CMD__SD1_CMD               0x5b
+                               MX7D_PAD_SD1_CLK__SD1_CLK               0x1b
+                               MX7D_PAD_SD1_DATA0__SD1_DATA0           0x5b
+                               MX7D_PAD_SD1_DATA1__SD1_DATA1           0x5b
+                               MX7D_PAD_SD1_DATA2__SD1_DATA2           0x5b
+                               MX7D_PAD_SD1_DATA3__SD1_DATA3           0x5b
                        >;
                };