[PATCH v3 4/7] board: rockchip: Add Radxa Compute Module 3 IO Board

[Jagan Teki <jagan@amarulasolutions.com>]

Radxa Compute Module 3(CM3) IO board an application board from Radxa
and is compatible with Raspberry Pi CM4 IO form factor.

Radxa CM3 needs to mount on top of this IO board in order to create
complete Radxa CM3 IO board platform.

Add support for Radxa CM3 IO Board defconfig and -u-boot.dtsi

Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
Changes for v3:
- none
Changes for v2:
- collect Kever RB

 arch/arm/dts/rk3566-radxa-cm3-io-u-boot.dtsi | 18 ++++++
 board/rockchip/evb_rk3568/MAINTAINERS        |  5 ++
 configs/radxa-cm3-io-rk3566_defconfig        | 68 ++++++++++++++++++++
 3 files changed, 91 insertions(+)
 create mode 100644 arch/arm/dts/rk3566-radxa-cm3-io-u-boot.dtsi
 create mode 100644 configs/radxa-cm3-io-rk3566_defconfig

diff --git a/arch/arm/dts/rk3566-radxa-cm3-io-u-boot.dtsi b/arch/arm/dts/rk3566-radxa-cm3-io-u-boot.dtsi
new file mode 100644
index 0000000000..3c925161d4
--- /dev/null
+++ b/arch/arm/dts/rk3566-radxa-cm3-io-u-boot.dtsi
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2021 Rockchip Electronics Co., Ltd
+ */
+
+#include "rk356x-u-boot.dtsi"
+
+/ {
+	chosen {
+		stdout-path = &uart2;
+	};
+};
+
+&uart2 {
+	clock-frequency = <24000000>;
+	u-boot,dm-spl;
+	status = "okay";
+};
diff --git a/board/rockchip/evb_rk3568/MAINTAINERS b/board/rockchip/evb_rk3568/MAINTAINERS
index b6ea498d2b..88d11f05c2 100644
--- a/board/rockchip/evb_rk3568/MAINTAINERS
+++ b/board/rockchip/evb_rk3568/MAINTAINERS
@@ -4,3 +4,8 @@ S:      Maintained
 F:      board/rockchip/evb_rk3568
 F:      include/configs/evb_rk3568.h
 F:      configs/evb-rk3568_defconfig
+
+RADXA-CM3
+M:	Jagan Teki <jagan@amarulasolutions.com>
+S:	Maintained
+F:	configs/radxa-cm3-io-rk3566_defconfig
diff --git a/configs/radxa-cm3-io-rk3566_defconfig b/configs/radxa-cm3-io-rk3566_defconfig
new file mode 100644
index 0000000000..10b81e0c6d
--- /dev/null
+++ b/configs/radxa-cm3-io-rk3566_defconfig
@@ -0,0 +1,68 @@
+CONFIG_ARM=y
+CONFIG_SKIP_LOWLEVEL_INIT=y
+CONFIG_COUNTER_FREQUENCY=24000000
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_TEXT_BASE=0x00a00000
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xc00000
+CONFIG_DEFAULT_DEVICE_TREE="rk3566-radxa-cm3-io"
+CONFIG_DM_RESET=y
+CONFIG_ROCKCHIP_RK3568=y
+CONFIG_SPL_ROCKCHIP_BACK_TO_BROM=y
+CONFIG_SPL_ROCKCHIP_COMMON_BOARD=y
+CONFIG_SPL_MMC=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_STACK_R_ADDR=0x600000
+CONFIG_TARGET_EVB_RK3568=y
+CONFIG_SPL_STACK=0x400000
+CONFIG_DEBUG_UART_BASE=0xFE660000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SYS_LOAD_ADDR=0xc00800
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_SPL_LOAD_FIT=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3566-radxa-cm3-io.dtb"
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_MAX_SIZE=0x20000
+CONFIG_SPL_PAD_TO=0x7f8000
+CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
+CONFIG_SPL_BSS_START_ADDR=0x4000000
+CONFIG_SPL_BSS_MAX_SIZE=0x4000
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_ATF=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_MMC=y
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIVE=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SPL_REGMAP=y
+CONFIG_SPL_SYSCON=y
+CONFIG_SPL_CLK=y
+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_ETH_DESIGNWARE=y
+CONFIG_GMAC_ROCKCHIP=y
+CONFIG_REGULATOR_PWM=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_SPL_RAM=y
+CONFIG_BAUDRATE=1500000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYSRESET=y
+# CONFIG_BINMAN_FDT is not set
+CONFIG_ERRNO_STR=y
-- 
2.25.1