Boot the RK3588 from the USB OTG port using rkflashtool[1] or
rkusbboot[2] and dfu-util.
1a. Download the TPL and SPL using rkflashtool
$ rkflashtool l < mkimage-in-simple-bin.mkimage-rockchip-tpl
$ rkflashtool L < mkimage-in-simple-bin.mkimage-u-boot-spl
1b. Download the TPL and SPL using rkusbboot
$ rkusbboot \
mkimage-in-simple-bin.mkimage-rockchip-tpl \
mkimage-in-simple-bin.mkimage-u-boot-spl
2. Download the U-Boot
$ dfu-util -a 0 -D u-boot.itb
[1] https://github.com/linux-rockchip/rkflashtool
[2] https://github.com/RadxaNaoki/rkusbboot
Signed-off-by: FUKAUMI Naoki <na...@radxa.com>
---
arch/arm/dts/rk3588s-u-boot.dtsi | 5 +++++
arch/arm/mach-rockchip/rk3588/rk3588.c | 1 +
configs/generic-rk3588_defconfig | 9 +++++++++
include/configs/rk3588_common.h | 7 +++++++
4 files changed, 22 insertions(+)
diff --git a/arch/arm/dts/rk3588s-u-boot.dtsi b/arch/arm/dts/rk3588s-u-boot.dtsi
index 8880d162b11..1e961768341 100644
--- a/arch/arm/dts/rk3588s-u-boot.dtsi
+++ b/arch/arm/dts/rk3588s-u-boot.dtsi
@@ -161,6 +161,11 @@
bootph-all;
};
+&usb_host0_xhci {
+ bootph-pre-ram;
+ bootph-some-ram;
+};
+
&xin24m {
bootph-all;
};
diff --git a/arch/arm/mach-rockchip/rk3588/rk3588.c
b/arch/arm/mach-rockchip/rk3588/rk3588.c
index c1dce3ee370..662b092d811 100644
--- a/arch/arm/mach-rockchip/rk3588/rk3588.c
+++ b/arch/arm/mach-rockchip/rk3588/rk3588.c
@@ -53,6 +53,7 @@ const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = {
[BROM_BOOTSOURCE_FSPI_M1] = "/spi@fe2b0000/flash@0",
[BROM_BOOTSOURCE_FSPI_M2] = "/spi@fe2b0000/flash@0",
[BROM_BOOTSOURCE_SD] = "/mmc@fe2c0000",
+ [BROM_BOOTSOURCE_USB] = "/usb@fc000000",
};
static struct mm_region rk3588_mem_map[] = {
diff --git a/configs/generic-rk3588_defconfig b/configs/generic-rk3588_defconfig
index 51e31dce3a9..0dd64783bc0 100644
--- a/configs/generic-rk3588_defconfig
+++ b/configs/generic-rk3588_defconfig
@@ -21,7 +21,9 @@ CONFIG_DEFAULT_FDT_FILE="rockchip/rk3588-generic.dtb"
CONFIG_SPL_MAX_SIZE=0x40000
CONFIG_SPL_PAD_TO=0x7f8000
# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_ENV_SUPPORT=y
CONFIG_SPL_ATF=y
+CONFIG_CMD_DFU=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
CONFIG_CMD_MISC=y
@@ -41,6 +43,9 @@ CONFIG_SPL_REGMAP=y
CONFIG_SPL_SYSCON=y
# CONFIG_ADC is not set
CONFIG_SPL_CLK=y
+CONFIG_DFU_RAM=y
+CONFIG_SYS_DFU_DATA_BUF_SIZE=0x100000
+CONFIG_SYS_DFU_MAX_FILE_SIZE=0x200000
# CONFIG_USB_FUNCTION_FASTBOOT is not set
CONFIG_ROCKCHIP_GPIO=y
CONFIG_MISC=y
@@ -60,9 +65,13 @@ CONFIG_SYS_NS16550_MEM32=y
CONFIG_SYSRESET=y
CONFIG_SYSRESET_PSCI=y
CONFIG_USB=y
+CONFIG_SPL_DM_USB_GADGET=y
CONFIG_USB_DWC3=y
CONFIG_USB_DWC3_GENERIC=y
+CONFIG_SPL_USB_DWC3_GENERIC=y
CONFIG_USB_GADGET=y
+CONFIG_SPL_USB_GADGET=y
CONFIG_USB_GADGET_DOWNLOAD=y
CONFIG_USB_FUNCTION_ROCKUSB=y
+CONFIG_SPL_DFU=y
CONFIG_ERRNO_STR=y
diff --git a/include/configs/rk3588_common.h b/include/configs/rk3588_common.h
index e6654c275ac..0fad6b37589 100644
--- a/include/configs/rk3588_common.h
+++ b/include/configs/rk3588_common.h
@@ -26,11 +26,18 @@
"ramdisk_addr_r=0x12180000\0" \
"kernel_comp_size=0x8000000\0"
+#if defined(CONFIG_SPL_DFU) && defined(CONFIG_XPL_BUILD)
+#define CFG_EXTRA_ENV_SETTINGS \
+ "dfu_alt_info_ram=u-boot.itb ram " \
+ __stringify(CONFIG_SPL_LOAD_FIT_ADDRESS) " " \
+ __stringify(CONFIG_SYS_DFU_MAX_FILE_SIZE) "\0"
+#else
#define CFG_EXTRA_ENV_SETTINGS \
"fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \
"partitions=" PARTS_DEFAULT \
ENV_MEM_LAYOUT_SETTINGS \
ROCKCHIP_DEVICE_SETTINGS \
"boot_targets=" BOOT_TARGETS "\0"
+#endif
#endif /* __CONFIG_RK3588_COMMON_H */
--
2.43.0
