Enable some boston drivers

IMG_ASCII_LCD, I2C_EG20T, PCH_PHUB, MMC, PCIE_XILINX,
RTC_DRV_M41T80, SPI_TOPCLIFF_PCH

debian/changelog

@@ -605,6 +605,8 @@ linux (4.19.26-1) UNRELEASED; urgency=medium
   * [mips r6] Disable JUMP_LABEL for now: it will cause Reserved Instruction.
     Enable SERIAL_OF_PLATFORM, if not, userland shows nothing.
     Enable CPU_HAS_MSA, HIGHMEM, CRYPTO_CRC32_MIPS, and NR_CPUS to 16.
+    Support some boston drivers: IMG_ASCII_LCD, I2C_EG20T, PCH_PHUB, MMC,
+      PCIE_XILINX, RTC_DRV_M41T80, SPI_TOPCLIFF_PCH.
 
  -- Ben Hutchings <ben@decadent.org.uk>  Tue, 12 Feb 2019 12:49:10 +0000
 

debian/config/kernelarch-mips/config.boston

@@ -19,11 +19,53 @@ CONFIG_FIT_IMAGE_FDT_BOSTON=y
 ##
 CONFIG_CRYPTO_CRC32_MIPS=y
 
+##
+## file: drivers/auxdisplay/Kconfig
+##
+CONFIG_AUXDISPLAY=y
+CONFIG_IMG_ASCII_LCD=y
+
 ##
 ## file: drivers/clk/imgtec/Kconfig
 ##
 CONFIG_COMMON_CLK_BOSTON=y
 
+##
+## file: drivers/i2c/busses/Kconfig
+##
+CONFIG_I2C_EG20T=y
+
+##
+## file: drivers/misc/Kconfig
+##
+CONFIG_PCH_PHUB=y
+
+##
+## file: drivers/mmc/Kconfig
+##
+CONFIG_MMC=y
+
+##
+## file: drivers/mmc/host/Kconfig
+##
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PCI=y
+
+##
+## file: drivers/pci/controller/Kconfig
+##
+CONFIG_PCIE_XILINX=y
+
+##
+## file: drivers/rtc/Kconfig
+##
+CONFIG_RTC_DRV_M41T80=y
+
+##
+## file: drivers/spi/Kconfig
+##
+CONFIG_SPI_TOPCLIFF_PCH=y
+
 ##
 ## file: drivers/tty/serial/8250/Kconfig
 ##