rockchip: fix emmc busy loop on Tinkerboard

There are already emmc nodes in rk3288-tinker-s.dts, adding these nodes
to rk3288-tinker.dtsi will cause emmc busy loop on original Tinkerboard.

Signed-off-by: Jack Chen <redchenjs@live.com>

lib/compilation.sh

@@ -253,6 +253,31 @@ compile_uboot()
 		done
 	done <<< "$UBOOT_TARGET_MAP"
 
+	# set up postinstall script
+	if [[ $BOARD == tinkerboard ]]; then
+		cat <<-EOF > "$uboottempdir/${uboot_name}/DEBIAN/postinst"
+		#!/bin/bash
+		source /usr/lib/u-boot/platform_install.sh
+		[[ \$DEVICE == /dev/null ]] && exit 0
+		if [[ -z \$DEVICE ]]; then
+			DEVICE="/dev/mmcblk0"
+			# proceed to other options.
+			[ ! -b \$DEVICE ] && DEVICE="/dev/mmcblk1"
+			[ ! -b \$DEVICE ] && DEVICE="/dev/mmcblk2"
+		fi
+		[[ \$(type -t setup_write_uboot_platform) == function ]] && setup_write_uboot_platform
+		if [[ -b \$DEVICE ]]; then
+			echo "Updating u-boot on \$DEVICE" >&2
+			write_uboot_platform \$DIR \$DEVICE
+			sync
+		else
+			echo "Device \$DEVICE does not exist, skipping" >&2
+		fi
+		exit 0
+		EOF
+		chmod 755 "$uboottempdir/${uboot_name}/DEBIAN/postinst"
+	fi
+
 	# declare -f on non-defined function does not do anything
 	cat <<-EOF > "$uboottempdir/${uboot_name}/usr/lib/u-boot/platform_install.sh"
 	DIR=/usr/lib/$uboot_name

patch/kernel/archive/rockchip-5.10/board-tinkerboard-enable-emmc-support.patch

@@ -1,25 +0,0 @@
-diff --git a/arch/arm/boot/dts/rk3288-tinker.dtsi b/arch/arm/boot/dts/rk3288-tinker.dtsi
-index f88c913ff..7f04ccbdf 100644
---- a/arch/arm/boot/dts/rk3288-tinker.dtsi
-+++ b/arch/arm/boot/dts/rk3288-tinker.dtsi
-@@ -547,3 +547,20 @@
- &gpiomem {
-     status = "okay";
- };
-+
-+&emmc {
-+    bus-width = <8>;
-+    cap-mmc-highspeed;
-+    non-removable;
-+    pinctrl-names = "default";
-+    pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
-+    max-frequency = <150000000>;
-+    mmc-hs200-1_8v;
-+    mmc-ddr-1_8v;
-+    status = "okay";
-+};
-+
-+&hdmi {
-+    pinctrl-names = "default";
-+    pinctrl-0 = <&hdmi_cec_c0>;
-+};

patch/kernel/archive/rockchip-5.11/board-tinkerboard-enable-emmc-support.patch

@@ -1,25 +0,0 @@
-diff --git a/arch/arm/boot/dts/rk3288-tinker.dtsi b/arch/arm/boot/dts/rk3288-tinker.dtsi
-index f88c913ff..7f04ccbdf 100644
---- a/arch/arm/boot/dts/rk3288-tinker.dtsi
-+++ b/arch/arm/boot/dts/rk3288-tinker.dtsi
-@@ -547,3 +547,20 @@
- &gpiomem {
-     status = "okay";
- };
-+
-+&emmc {
-+    bus-width = <8>;
-+    cap-mmc-highspeed;
-+    non-removable;
-+    pinctrl-names = "default";
-+    pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
-+    max-frequency = <150000000>;
-+    mmc-hs200-1_8v;
-+    mmc-ddr-1_8v;
-+    status = "okay";
-+};
-+
-+&hdmi {
-+    pinctrl-names = "default";
-+    pinctrl-0 = <&hdmi_cec_c0>;
-+};

patch/u-boot/u-boot-rockchip/board_tinkerboard/100-tinker-s-eMMC-bootable.patch

@@ -1,3 +1,15 @@
+diff --git a/configs/tinker-rk3288_defconfig b/configs/tinker-rk3288_defconfig
+--- a/configs/tinker-rk3288_defconfig
++++ b/configs/tinker-rk3288_defconfig
+@@ -13,7 +13,7 @@
+ # CONFIG_ANDROID_BOOT_IMAGE is not set
+ CONFIG_SILENT_CONSOLE=y
+ CONFIG_CONSOLE_MUX=y
+-CONFIG_DEFAULT_FDT_FILE="rk3288-tinker.dtb"
++CONFIG_DEFAULT_FDT_FILE="rk3288-tinker-s.dtb"
+ # CONFIG_DISPLAY_CPUINFO is not set
+ CONFIG_DISPLAY_BOARDINFO_LATE=y
+ CONFIG_SPL_STACK_R=y
 diff --git a/arch/arm/dts/rk3288-tinker.dtsi b/arch/arm/dts/rk3288-tinker.dtsi
 index a752458..14cca73 100644
 --- a/arch/arm/dts/rk3288-tinker.dtsi