@@ -1,13 +1,6 @@
# CONFIG_CPU_ISOLATION is not set
-CONFIG_LOG_BUF_SHIFT=15
+CONFIG_LOG_BUF_SHIFT=14
CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=12
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_FORCE=y
-# CONFIG_RD_BZIP2 is not set
-# CONFIG_RD_LZMA is not set
-# CONFIG_RD_XZ is not set
-# CONFIG_RD_LZO is not set
-# CONFIG_RD_LZ4 is not set
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_SYSFS_SYSCALL is not set
# CONFIG_FHANDLE is not set
@@ -25,22 +18,26 @@ CONFIG_EMBEDDED=y
# CONFIG_VM_EVENT_COUNTERS is not set
# CONFIG_COMPAT_BRK is not set
CONFIG_SLOB=y
-# CONFIG_SLAB_MERGE_DEFAULT is not set
# CONFIG_MMU is not set
CONFIG_SOC_KENDRYTE=y
CONFIG_MAXPHYSMEM_2GB=y
CONFIG_SMP=y
CONFIG_NR_CPUS=2
-CONFIG_CMDLINE="earlycon console=ttySIF0"
+CONFIG_CMDLINE="earlycon console=ttySIF0 rootdelay=2 root=/dev/mmcblk0p1 rw"
CONFIG_CMDLINE_FORCE=y
CONFIG_JUMP_LABEL=y
-# CONFIG_BLOCK is not set
+# CONFIG_SECCOMP is not set
+# CONFIG_STACKPROTECTOR_STRONG is not set
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_MQ_IOSCHED_DEADLINE is not set
+# CONFIG_MQ_IOSCHED_KYBER is not set
CONFIG_BINFMT_FLAT=y
# CONFIG_COREDUMP is not set
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_FW_LOADER is not set
# CONFIG_ALLOW_DEV_COREDUMP is not set
+# CONFIG_BLK_DEV is not set
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
@@ -48,16 +45,42 @@ CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_LDISC_AUTOLOAD is not set
# CONFIG_HW_RANDOM is not set
# CONFIG_DEVMEM is not set
+CONFIG_I2C=y
+CONFIG_I2C_CHARDEV=y
+# CONFIG_I2C_HELPER_AUTO is not set
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
+CONFIG_SPI=y
+# CONFIG_SPI_MEM is not set
+CONFIG_SPI_DESIGNWARE=y
+CONFIG_SPI_DW_MMIO=y
+CONFIG_GPIO_SYSFS=y
+# CONFIG_GPIO_CDEV_V1 is not set
+CONFIG_GPIO_DWAPB=y
+CONFIG_GPIO_SIFIVE=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_SYSCON=y
# CONFIG_HWMON is not set
# CONFIG_VGA_CONSOLE is not set
# CONFIG_HID is not set
# CONFIG_USB_SUPPORT is not set
+CONFIG_MMC=y
+# CONFIG_PWRSEQ_EMMC is not set
+# CONFIG_PWRSEQ_SIMPLE is not set
+CONFIG_MMC_SPI=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_USER=y
# CONFIG_VIRTIO_MENU is not set
+# CONFIG_VHOST_MENU is not set
+# CONFIG_FILE_LOCKING is not set
# CONFIG_DNOTIFY is not set
# CONFIG_INOTIFY_USER is not set
# CONFIG_MISC_FILESYSTEMS is not set
CONFIG_LSM="[]"
CONFIG_PRINTK_TIME=y
+# CONFIG_SYMBOLIC_ERRNAME is not set
+# CONFIG_DEBUG_BUGVERBOSE is not set
# CONFIG_DEBUG_MISC is not set
CONFIG_PANIC_ON_OOPS=y
# CONFIG_SCHED_DEBUG is not set
Update the k210 nommu default configuration nommu_k210_defconfig to include device drivers for reset, reboot, I2C, gpio, LEDs and SD card support. The boot options are modified to mount the file system on the first partition of the SD card as the root file system. Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com> --- arch/riscv/configs/nommu_k210_defconfig | 45 +++++++++++++++++++------ 1 file changed, 34 insertions(+), 11 deletions(-)