Merge branch '2022-07-07-Kconfig-migrations-dead-code-removal' into next

- Migrate more CONFIG options to Kconfig and remove some unused code
  while we're at it.
diff --git a/configs/sama5d2_icp_mmc_defconfig b/configs/sama5d2_icp_mmc_defconfig
index 57b76c3..86a49a1 100644
--- a/configs/sama5d2_icp_mmc_defconfig
+++ b/configs/sama5d2_icp_mmc_defconfig
@@ -55,8 +55,8 @@
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y
 # CONFIG_CMD_LOADS is not set
-CONFIG_CMD_SF_TEST=y
 CONFIG_CMD_MMC=y
+CONFIG_CMD_SF_TEST=y
 CONFIG_CMD_DHCP=y
 CONFIG_BOOTP_BOOTFILESIZE=y
 CONFIG_CMD_PING=y
@@ -101,12 +101,12 @@
 CONFIG_DM_SERIAL=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
-CONFIG_SYSRESET=y
-CONFIG_SPL_SYSRESET=y
-CONFIG_SYSRESET_AT91=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_ATMEL_QSPI=y
+CONFIG_SYSRESET=y
+CONFIG_SPL_SYSRESET=y
+CONFIG_SYSRESET_AT91=y
 CONFIG_TIMER=y
 CONFIG_SPL_TIMER=y
 CONFIG_ATMEL_TCB_TIMER=y