rockchip: rk3566-radxa-cm3-io: Use pinctrl for sdmmc and sdhci in SPL

Enable pinctrl for sdmmc and sdhci in SPL to support loading of FIT
image from SD and eMMC storage when booting from SPI NOR flash.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

arch/arm/dts/rk3566-radxa-cm3-io-u-boot.dtsi

@@ -11,11 +11,67 @@
 	};
 };
 
+&emmc_bus8 {
+	bootph-all;
+};
+
+&emmc_clk {
+	bootph-all;
+};
+
+&emmc_cmd {
+	bootph-all;
+};
+
+&emmc_datastrobe {
+	bootph-all;
+};
+
+&pinctrl {
+	bootph-all;
+};
+
+&pcfg_pull_none {
+	bootph-all;
+};
+
+&pcfg_pull_up_drv_level_2 {
+	bootph-all;
+};
+
+&pcfg_pull_up {
+	bootph-all;
+};
+
+&sdmmc0_bus4 {
+	bootph-all;
+};
+
+&sdmmc0_clk {
+	bootph-all;
+};
+
+&sdmmc0_cmd {
+	bootph-all;
+};
+
+&sdmmc0_det {
+	bootph-all;
+};
+
+&sdmmc0_pwren {
+	bootph-all;
+};
+
 &sdhci {
 	cap-mmc-highspeed;
 	mmc-ddr-1_8v;
 };
 
+&uart2m0_xfer {
+	bootph-all;
+};
+
 &uart2 {
 	clock-frequency = <24000000>;
 	bootph-all;

configs/radxa-cm3-io-rk3566_defconfig

@@ -46,7 +46,7 @@ CONFIG_CMD_REGULATOR=y
 # CONFIG_SPL_DOS_PARTITION is not set
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_OF_LIVE=y
-CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
 CONFIG_SPL_REGMAP=y
 CONFIG_SPL_SYSCON=y
 CONFIG_SPL_CLK=y
@@ -63,6 +63,7 @@ CONFIG_ETH_DESIGNWARE=y
 CONFIG_GMAC_ROCKCHIP=y
 CONFIG_PHY_ROCKCHIP_INNO_USB2=y
 CONFIG_PHY_ROCKCHIP_NANENG_COMBOPHY=y
+CONFIG_SPL_PINCTRL=y
 CONFIG_DM_PMIC=y
 CONFIG_PMIC_RK8XX=y
 CONFIG_REGULATOR_RK8XX=y