uboot-rockchip: add rk3588 uart2 115200 uboot

package/boot/rkbin/Makefile

@@ -80,6 +80,11 @@ $(call Trusted-Firmware-A/rk3588,$(1))
   TPL:=$$(MOD_TPL)
 endef
 
+define Trusted-Firmware-A/rk3588-uart2-115200
+$(call Trusted-Firmware-A/rk3588,$(1))
+  TPL:=$$(MOD_TPL)
+endef
+
 
 TFA_TARGETS:= \
 	rk3308 \
@@ -90,7 +95,8 @@ TFA_TARGETS:= \
 	rk3568-e25 \
 	rk3576 \
 	rk3588 \
-	rk3588-lp4-1866
+	rk3588-lp4-1866 \
+	rk3588-uart2-115200
 
 ifeq ($(BUILD_VARIANT),rk3308-rock-pi-s)
   TPL_FILE:=rk3308_ddr_589MHz_uart0_m0_v2.07.bin
@@ -162,6 +168,20 @@ $(eval $(call Trusted-Firmware-A/rk3588,$(BUILD_VARIANT)))
   endef
 endif
 
+ifeq ($(BUILD_VARIANT),rk3588-uart2-115200)
+$(eval $(call Trusted-Firmware-A/rk3588,$(BUILD_VARIANT)))
+  SRC_TPL:=$(TPL)
+  MOD_TPL:=$(subst MHz_v,MHz_uart2_115200_v,$(TPL))
+
+  define Build/Prepare
+	$(call Build/Prepare/Default)
+
+	$(STAGING_DIR_HOST)/bin/sed 's/^uart baudrate=.*/uart baudrate=115200/' $(PKG_BUILD_DIR)/tools/ddrbin_param.txt > $(PKG_BUILD_DIR)/tools/ddrbin_param_uart2-115200.txt
+	$(CP) $(PKG_BUILD_DIR)/bin/$(SRC_TPL) $(PKG_BUILD_DIR)/bin/$(MOD_TPL)
+	$(PKG_BUILD_DIR)/tools/ddrbin_tool rk3588 $(PKG_BUILD_DIR)/tools/ddrbin_param_uart2-115200.txt $(PKG_BUILD_DIR)/bin/$(MOD_TPL)
+  endef
+endif
+
 define Build/Compile
 endef
 

package/boot/uboot-rockchip/Makefile

@@ -287,6 +287,16 @@ define U-Boot/easepi-rk3588-lp4-1866
     radxa_e52c
 endef
 
+define U-Boot/easepi-rk3588-uart2-115200
+  $(U-Boot/rk3588/Default)
+  NAME:=Easepi RK3588 UART2 115200
+  DEPENDS:=+PACKAGE_u-boot-$(1):trusted-firmware-a-rk3588-uart2-115200
+  TPL:=rk3588_ddr_lp4_2112MHz_lp5_2400MHz_uart2_115200_v1.16.bin
+  UBOOT_CONFIG:=easepi-rk3588-uart2-115200
+  BUILD_DEVICES:= \
+    lyt_t88m
+endef
+
 define U-Boot/nanopc-t6-rk3588
   $(U-Boot/rk3588/Default)
   NAME:=NanoPC T6
@@ -362,6 +372,7 @@ UBOOT_TARGETS := \
   rock-3b-rk3568 \
   easepi-rk3588 \
   easepi-rk3588-lp4-1866 \
+  easepi-rk3588-uart2-115200 \
   nanopc-t6-rk3588 \
   rock5b-rk3588 \
   sige7-rk3588 \

package/boot/uboot-rockchip/src/arch/arm/dts/rk3588-easepi-uart2-115200-u-boot.dtsi

@@ -0,0 +1,3 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+#include "rk3588-easepi-u-boot.dtsi"

package/boot/uboot-rockchip/src/configs/easepi-rk3588-uart2-115200_defconfig

@@ -0,0 +1,64 @@
+CONFIG_ARM=y
+CONFIG_SKIP_LOWLEVEL_INIT=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_COUNTER_FREQUENCY=24000000
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_DEFAULT_DEVICE_TREE="rockchip/rk3588-easepi-uart2-115200"
+CONFIG_ROCKCHIP_RK3588=y
+CONFIG_SPL_SERIAL=y
+CONFIG_TARGET_EVB_RK3588=y
+CONFIG_DEBUG_UART_BASE=0xFEB50000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SYS_LOAD_ADDR=0xc00800
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_SPL_FIT_SIGNATURE=y
+CONFIG_SPL_LOAD_FIT=y
+CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_OF_SYSTEM_SETUP=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3588-easepi-uart2-115200.dtb"
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_MAX_SIZE=0x40000
+CONFIG_SPL_PAD_TO=0x7f8000
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_ATF=y
+CONFIG_CMD_ADC=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_PWM=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+# CONFIG_CMD_SETEXPR is not set
+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="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_SPL_REGMAP=y
+CONFIG_SPL_SYSCON=y
+CONFIG_SPL_CLK=y
+# CONFIG_USB_FUNCTION_FASTBOOT is not set
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_MISC=y
+CONFIG_SUPPORT_EMMC_RPMB=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SDMA=y
+CONFIG_MMC_SDHCI_ROCKCHIP=y
+# CONFIG_SPI_FLASH is not set
+CONFIG_PHY_REALTEK=y
+CONFIG_DWC_ETH_QOS=y
+CONFIG_DWC_ETH_QOS_ROCKCHIP=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_SPL_RAM=y
+CONFIG_BAUDRATE=115200
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550_MEM32=y
+CONFIG_SYSRESET=y
+CONFIG_ERRNO_STR=y

package/boot/uboot-rockchip/src/dts/upstream/src/arm64/rockchip/rk3588-easepi-uart2-115200.dts

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include "rk3588-easepi.dts"
+
+/ {
+	model = "Easepi RK3588 UART2 115200 Board";
+
+	chosen {
+		stdout-path = "serial2:115200n8";
+	};
+
+};