PCBA with working i2c

PCBA/board/funkey/boot.cmd

@@ -1,3 +1,2 @@
-setenv bootargs console=ttyS0,115200
-setenv fdt_high 0xffffffff
+setenv bootargs console=ttyS0,115200 panic=5 quiet
 bootm 0x41000000 - 0x41800000

PCBA/board/funkey/busybox.config

@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Busybox version: 1.31.1
-# Mon Jul 27 22:23:18 2020
+# Tue Jul 28 17:23:44 2020
 #
 CONFIG_HAVE_DOT_CONFIG=y
 

PCBA/board/funkey/linux.config

@@ -26,7 +26,6 @@ CONFIG_ARCH_SUNXI=y
 # CONFIG_MACH_SUN9I is not set
 CONFIG_SMP=y
 CONFIG_HAVE_ARM_ARCH_TIMER=y
-CONFIG_HOTPLUG_CPU=y
 CONFIG_ARM_PSCI=y
 CONFIG_HIGHMEM=y
 CONFIG_VFP=y
@@ -43,6 +42,7 @@ CONFIG_INPUT_EVDEV=y
 # CONFIG_INPUT_MOUSE is not set
 CONFIG_INPUT_MISC=y
 CONFIG_INPUT_UINPUT=y
+CONFIG_VT_HW_CONSOLE_BINDING=y
 CONFIG_LEGACY_PTY_COUNT=4
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
@@ -51,17 +51,15 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=8
 CONFIG_SERIAL_8250_DW=y
 CONFIG_SERIAL_OF_PLATFORM=y
 # CONFIG_HW_RANDOM is not set
+CONFIG_I2C=m
+CONFIG_I2C_CHARDEV=m
+CONFIG_I2C_MV64XXX=m
 CONFIG_GPIO_SYSFS=y
 # CONFIG_HWMON is not set
 CONFIG_MFD_SYSCON=y
 # CONFIG_RC_CORE is not set
 CONFIG_FB=y
 CONFIG_FB_SIMPLE=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
-CONFIG_BACKLIGHT_CLASS_DEVICE=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
-CONFIG_LOGO=y
 CONFIG_SOUND=y
 CONFIG_SND=y
 # CONFIG_SND_DRIVERS is not set
@@ -93,5 +91,3 @@ CONFIG_PRINTK_TIME=y
 # CONFIG_FTRACE is not set
 # CONFIG_ARM_UNWIND is not set
 CONFIG_KEYS=y
-CONFIG_CRC16=y
-CONFIG_XZ_DEC=y

PCBA/board/funkey/patches/linux/0009-add-cpu-clock-properties.patch

@@ -0,0 +1,22 @@
+diff --git a/arch/arm/boot/dts/sun8i-v3s.dtsi b/arch/arm/boot/dts/sun8i-v3s.dtsi
+index 5379f2d7..f9765995 100644
+--- a/arch/arm/boot/dts/sun8i-v3s.dtsi
++++ b/arch/arm/boot/dts/sun8i-v3s.dtsi
+@@ -73,6 +73,17 @@
+ 			device_type = "cpu";
+ 			reg = <0>;
+ 			clocks = <&ccu CLK_CPU>;
++                        clock-latency = <244144>; /* 8 32k periods */
++                        clock-frequency = <1296000>;
++                        operating-points = <
++                                /* kHz    uV */
++                                1296000 1200000
++                                1008000 1200000
++                                864000  1200000
++                                720000  1100000
++                                480000  1000000
++                                >;
++
+ 		};
+ 	};
+ 

PCBA/board/funkey/rootfs-overlay/etc/hostname

@@ -0,0 +1 @@
+FunKey PCBA

PCBA/board/funkey/uboot.config

@@ -1,15 +1,20 @@
 CONFIG_ARM=y
 CONFIG_ARCH_SUNXI=y
+# CONFIG_SPL_LIBDISK_SUPPORT is not set
+# CONFIG_SPL_MMC_SUPPORT is not set
+# CONFIG_SPL_POWER_SUPPORT is not set
 # CONFIG_ARMV7_NONSEC is not set
-CONFIG_IDENT_STRING=" FunKey"
+CONFIG_IDENT_STRING=" FunKey PCBA"
 # CONFIG_PRE_CONSOLE_BUFFER is not set
 CONFIG_MACH_SUN8I_V3S=y
 CONFIG_DRAM_CLK=360
 CONFIG_DRAM_ZQ=14779
+# CONFIG_MMC is not set
 # CONFIG_VIDEO is not set
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-v3s-funkey"
-CONFIG_LOCALVERSION="-funkey"
+CONFIG_LOCALVERSION="-funkey_PCBA"
 # CONFIG_DISTRO_DEFAULTS is not set
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_BOOTDELAY=0
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 CONFIG_SYS_STDIO_DEREGISTER=y
@@ -17,14 +22,30 @@ CONFIG_SYS_STDIO_DEREGISTER=y
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_SPL=y
 CONFIG_HUSH_PARSER=y
-CONFIG_CMD_BOOTZ=y
+# CONFIG_CMD_BDI is not set
+# CONFIG_CMD_CONSOLE is not set
+# CONFIG_CMD_BOOTD is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_GO is not set
+# CONFIG_CMD_IMI is not set
 # CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_EXPORTENV is not set
+# CONFIG_CMD_IMPORTENV is not set
+# CONFIG_CMD_EDITENV is not set
+# CONFIG_CMD_SAVEENV is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+# CONFIG_CMD_MEMORY is not set
+# CONFIG_CMD_CRC32 is not set
+# CONFIG_CMD_DM is not set
+# CONFIG_CMD_LOADB is not set
+# CONFIG_CMD_LOADS is not set
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_FPGA is not set
+# CONFIG_CMD_ITEST is not set
+# CONFIG_CMD_SETEXPR is not set
 # CONFIG_CMD_NET is not set
 # CONFIG_CMD_NFS is not set
-CONFIG_CMD_EXT2=y
-CONFIG_CMD_EXT4=y
-CONFIG_CMD_FAT=y
-CONFIG_CMD_FS_GENERIC=y
-CONFIG_REGEX=y
+# CONFIG_CMD_MISC is not set
+CONFIG_SPL_OF_LIBFDT=y
+# CONFIG_EFI_LOADER is not set