allow to build ALSA, I2C, SPI as kernel modules

scripts/install.sh

@@ -546,8 +546,8 @@ case $target {
 		break
 	done
 	mkdir "$B/"overlays
-	for x in "$B/"*-overlay.dtb; do
-		[[ -e "$x" ]] && mv "$B/"*-overlay.dtb "$B/"overlays
+	for x in "$fwdir"/overlays/*.dtb; do
+		[[ -e "$x" ]] && cp "$fwdir"/overlays/*.dtb "$B/"overlays
 		break
 	done
 	umount_fs "$B"

target/arm/Makefile

@@ -135,17 +135,18 @@ ifeq ($(ADK_TARGET_QEMU_ARM_MODEL_VEXPRESS_A9),y)
 	env $(KERNEL_MAKE_ENV) $(MAKE) -C "${LINUX_DIR}" $(KERNEL_MAKE_OPTS) \
 		dtbs $(MAKE_TRACE)
 endif
-ifeq ($(ADK_TARGET_SYSTEM_RASPBERRY_PI),y)
-	env $(KERNEL_MAKE_ENV) $(MAKE) -C "${LINUX_DIR}" $(KERNEL_MAKE_OPTS) \
-		dtbs $(MAKE_TRACE)
-endif
-ifeq ($(ADK_TARGET_SYSTEM_RASPBERRY_PI2),y)
+ifeq ($(ADK_TARGET_BOARD_BCM28XX),y)
 	env $(KERNEL_MAKE_ENV) $(MAKE) -C "${LINUX_DIR}" $(KERNEL_MAKE_OPTS) \
 		dtbs $(MAKE_TRACE)
+	mkdir -p $(FW_DIR)/overlays
+	for x in $(LINUX_DIR)/arch/arm/boot/dts/overlays/*.dtb; do \
+		[[ -e "$$x" ]] && cp $(LINUX_DIR)/arch/arm/boot/dts/overlays/*.dtb $(FW_DIR)/overlays; \
+		break; \
+	done
 endif
 ifeq ($(ADK_TARGET_SYSTEM_BANANA_PRO),y)
 	env $(KERNEL_MAKE_ENV) $(MAKE) -C "${LINUX_DIR}" $(KERNEL_MAKE_OPTS) \
-		sun7i-a20-bananapro.dtb
+		sun7i-a20-bananapro.dtb $(MAKE_TRACE)
 endif
 ifeq ($(ADK_TARGET_SYSTEM_SOLIDRUN_IMX6),y)
 	env $(KERNEL_MAKE_ENV) $(MAKE) -C "${LINUX_DIR}" $(KERNEL_MAKE_OPTS) \

target/arm/kernel/raspberry-pi2

@@ -7,7 +7,9 @@ CONFIG_FIQ=y
 CONFIG_ATAGS=y
 CONFIG_KUSER_HELPERS=y
 CONFIG_RASPBERRYPI_FIRMWARE=y
+CONFIG_BRCM_CHAR_DRIVERS=y
 CONFIG_BCM2708_VCHIQ=y
+CONFIG_BCM2708_VCMEM=y
 CONFIG_MAILBOX=y
 CONFIG_BCM2835_MBOX=y
 CONFIG_OF=y

target/arm/systems/raspberry-pi

@@ -13,6 +13,7 @@ config ADK_TARGET_SYSTEM_RASPBERRY_PI
 	select ADK_TARGET_WITH_SPI
 	select ADK_TARGET_WITH_NET
 	select ADK_TARGET_WITH_BLOCK
+	select ADK_TARGET_WITH_SOUND
 	select ADK_PACKAGE_BCM28XX_BOOTLOADER
 	select ADK_TARGET_WITH_ROOT_RW
 	select ADK_TARGET_KERNEL_ZIMAGE

target/arm/systems/raspberry-pi2

@@ -14,6 +14,7 @@ config ADK_TARGET_SYSTEM_RASPBERRY_PI2
 	select ADK_TARGET_WITH_SMP
 	select ADK_TARGET_WITH_NET
 	select ADK_TARGET_WITH_BLOCK
+	select ADK_TARGET_WITH_SOUND
 	select ADK_PACKAGE_BCM28XX_BOOTLOADER
 	select ADK_TARGET_WITH_ROOT_RW
 	select ADK_TARGET_KERNEL_ZIMAGE

target/config/Config.in.tools

@@ -209,7 +209,7 @@ config ADK_HOST_BUILD_PCRE
 
 config ADK_HOST_BUILD_KMOD
 	bool
-	default y if ADK_RUNTIME_DEV_UDEV
+	default y
 
 source "target/config/Config.in.prereq"
 

target/linux/config/Config.in.audio

@@ -1,6 +1,9 @@
 menu "Audio devices support"
 depends on ADK_TARGET_WITH_PCI || ADK_TARGET_WITH_USB || ADK_TARGET_WITH_SOUND || ADK_TARGET_QEMU
 
+config ADK_KERNEL_SOUND
+	tristate
+
 config ADK_KERNEL_SND_PCI
 	bool
 
@@ -13,60 +16,56 @@ config ADK_KERNEL_SND_SOC
 config ADK_KERNEL_SND_ARM
 	bool
 
+config ADK_KERNEL_SND_TIMER
+	tristate
+
+config ADK_KERNEL_SND_PCM
+	tristate
+
+config ADK_KERNEL_SND_HWDEP
+	tristate
+
+config ADK_KERNEL_SND_RAWMIDI
+	tristate
+
+config ADK_KERNEL_SND_AC97_CODEC
+	tristate
+
 config ADK_KERNEL_SND_SOC_SPDIF
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_FSL_ASRC
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_FSL_SPDIF
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_IMX_SGTL5000
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_IMX_PCM_DMA
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_HDMI_CODEC
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_IMX_HDMI_DMA
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_IMX_SPDIF
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_IMX_HDMI
-	bool
+	tristate
 
 config ADK_KERNEL_SND_PXA2XX_AC97
-	bool
+	tristate
 
 config ADK_KERNEL_SND_PXA2XX_SOC
-	bool
-
-config ADK_KERNEL_SND_TIMER
-	bool
-
-config ADK_KERNEL_SND_PCM
-	bool
-	select ADK_KERNEL_SND_TIMER
-
-config ADK_KERNEL_SND_HWDEP
-	bool
-
-config ADK_KERNEL_SOUND
-	bool
-
-config ADK_KERNEL_SND_RAWMIDI
-	bool
-
-config ADK_KERNEL_SND_AC97_CODEC
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_I2C_AND_SPI
-	bool
+	tristate
 
 config ADK_KERNEL_SND_SOC_WM8731
 	tristate
@@ -95,50 +94,50 @@ config ADK_KERNEL_SND_SOC_PCM512x_SPI
 	select ADK_KERNEL_SND_SOC_I2C_AND_SPI
 
 config ADK_KERNEL_SND
-	bool
+	tristate
 	select ADK_KERNEL_SOUND
 	select ADK_KERNEL_SND_PCM
 	select ADK_KERNEL_SND_HWDEP
 
 config ADK_KERNEL_SND_INTEL8X0
-	bool "Intel AC97 driver"
+	tristate "Intel AC97 driver"
 	select ADK_KERNEL_SND
 	select ADK_KERNEL_SND_PCI
 	select ADK_KERNEL_SND_AC97_CODEC
-	default y if ADK_TARGET_SYSTEM_IBM_X40
-	default y if ADK_TARGET_QEMU_WITH_AUDIO
+	default m if ADK_TARGET_SYSTEM_IBM_X40
+	default m if ADK_TARGET_QEMU_WITH_AUDIO
 	default n
 	depends on ADK_TARGET_WITH_PCI || ADK_TARGET_QEMU_SYSTEM_X86 || ADK_TARGET_QEMU_SYSTEM_X86_64
 	help
 	  Driver for intel chipsets.
 
 config ADK_KERNEL_SND_VIA82XX
-	bool "VIA82XX driver"
+	tristate "VIA82XX driver"
 	select ADK_KERNEL_SND
 	depends on ADK_TARGET_WITH_PCI
 	help
 	 ALSA VIA82XX driver
 
 config ADK_KERNEL_SND_ENS1370
-	bool "Ensoniq 1370 driver"
+	tristate "Ensoniq 1370 driver"
 	select ADK_KERNEL_SND
 	depends on ADK_TARGET_WITH_PCI
 	help
 	 ALSA Ensonique 1370 driver
 
 config ADK_KERNEL_SND_CS5535AUDIO
-	bool "AMD CS5535 driver"
+	tristate "AMD CS5535 driver"
 	select ADK_KERNEL_SND_PCI
 	select ADK_KERNEL_SND_AC97_CODEC
 	select ADK_KERNEL_SND
-	default y if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
-	default y if ADK_TARGET_SYSTEM_PCENGINES_ALIX1C
+	default m if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
+	default m if ADK_TARGET_SYSTEM_PCENGINES_ALIX1C
 	depends on ADK_TARGET_WITH_PCI
 	help
 	 ALSA AMD CS5535 driver
 
 config ADK_KERNEL_SND_PXA2XX_SOC_SPITZ
-	bool "Sharp Zaurus SoC"
+	tristate "Sharp Zaurus SoC"
 	select ADK_KERNEL_SND
 	select ADK_KERNEL_SND_ARM
 	select ADK_KERNEL_SND_PXA2XX_AC97
@@ -146,15 +145,15 @@ config ADK_KERNEL_SND_PXA2XX_SOC_SPITZ
 	select ADK_KERNEL_SND_SOC
 	select ADK_KERNEL_SND_PXA2XX_SOC
 	depends on ADK_TARGET_SYSTEM_SHARP_ZAURUS
-	default y if ADK_TARGET_SYSTEM_SHARP_ZAURUS
+	default m if ADK_TARGET_SYSTEM_SHARP_ZAURUS
 	default n
 
 config ADK_KERNEL_SND_BCM2835
-	bool "BCM2835 onboard soundcard"
+	tristate "BCM2835 onboard soundcard"
 	select ADK_KERNEL_SND
 	select ADK_KERNEL_SND_ARM
 	depends on ADK_TARGET_BOARD_BCM28XX
-	default y if ADK_TARGET_BOARD_BCM28XX
+	default m if ADK_TARGET_BOARD_BCM28XX
 	default n
 
 config ADK_KERNEL_SND_BCM2708_SOC_I2S
@@ -164,6 +163,7 @@ config ADK_KERNEL_SND_BCM2708_SOC_I2S
 	select ADK_KERNEL_SND_SOC
 	select ADK_KERNEL_SND_BCM2835
 	select ADK_KERNEL_DMA_BCM2835
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_MMIO
 	depends on ADK_TARGET_BOARD_BCM28XX
 	default n
@@ -171,39 +171,39 @@ config ADK_KERNEL_SND_BCM2708_SOC_I2S
 config ADK_KERNEL_SND_BCM2708_SOC_HIFIBERRY_AMP
 	tristate "Hifiberry AMP"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
-	depends on ADK_TARGET_BOARD_BCM28XX && ADK_KERNEL_VERSION_3_18
+	depends on ADK_TARGET_BOARD_BCM28XX
 
 config ADK_KERNEL_SND_BCM2708_SOC_HIFIBERRY_DAC
 	tristate "Hifiberry DAC"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
 	select ADK_KERNEL_SND_SOC_PCM5102A
-	depends on ADK_TARGET_BOARD_BCM28XX && ADK_KERNEL_VERSION_3_18
+	depends on ADK_TARGET_BOARD_BCM28XX
 
 config ADK_KERNEL_SND_BCM2708_SOC_HIFIBERRY_DIGI
 	tristate "Hifiberry DIGI"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
 	select ADK_KERNEL_SND_SOC_WM8804
-	depends on ADK_TARGET_BOARD_BCM28XX && ADK_KERNEL_VERSION_3_18
+	depends on ADK_TARGET_BOARD_BCM28XX
 
 config ADK_KERNEL_SND_BCM2708_SOC_RPI_DAC
 	tristate "RPI-DAC"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
-	depends on ADK_TARGET_BOARD_BCM28XX && ADK_KERNEL_VERSION_3_18
+	depends on ADK_TARGET_BOARD_BCM28XX
 
 config ADK_KERNEL_SND_BCM2708_SOC_IQAUDIO_DAC
 	tristate "IQAudio-DAC"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
 	select ADK_KERNEL_SND_SOC_PCM512x_I2C
-	depends on ADK_TARGET_BOARD_BCM28XX && ADK_KERNEL_VERSION_3_18
+	depends on ADK_TARGET_BOARD_BCM28XX
 
 config ADK_KERNEL_SND_BCM2708_SOC_RPI_PROTO
 	tristate "Rpi-Proto"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
 	select ADK_KERNEL_SND_SOC_WM8731
-	depends on ADK_TARGET_BOARD_BCM28XX && ADK_KERNEL_VERSION_3_18
+	depends on ADK_TARGET_BOARD_BCM28XX
 
 config ADK_KERNEL_SND_IMX_SOC
-	bool "IMX6 SoC sound chip"
+	tristate "IMX6 SoC sound chip"
 	select ADK_KERNEL_SND
 	select ADK_KERNEL_SND_SOC
 	select ADK_KERNEL_SND_SOC_HDMI_CODEC
@@ -214,10 +214,11 @@ config ADK_KERNEL_SND_IMX_SOC
 	select ADK_KERNEL_SND_SOC_IMX_SGTL5000 if ADK_TARGET_HUMMINGBOARD_I2EX
 	select ADK_KERNEL_SND_SOC_FSL_ASRC
 	select ADK_KERNEL_SND_SOC_FSL_SPDIF
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_SPI
 	select ADK_KERNEL_REGMAP_I2C
 	depends on ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
-	default y if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
+	default m if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
 	default n
 
 endmenu

target/linux/config/Config.in.dma

@@ -35,15 +35,19 @@ config ADK_KERNEL_BCM_VC_SM
 config ADK_KERNEL_BCM_VC_CMA
 	bool
 
+config ADK_KERNEL_BCM_VCIO
+	bool
+
 config ADK_KERNEL_DMA_BCM2708
         bool
         select ADK_KERNEL_DMADEVICES
 	select ADK_KERNEL_CMA
 	select ADK_KERNEL_CMA_SIZE_SEL_MBYTES
-	select ADK_KERNEL_CMA_SIZE_128
+	select ADK_KERNEL_CMA_SIZE_8
 	select ADK_KERNEL_DMA_CMA
 	select ADK_KERNEL_BCM_VC_SM
 	select ADK_KERNEL_BCM_VC_CMA
+	select ADK_KERNEL_BCM_VCIO
 	depends on ADK_TARGET_BOARD_BCM28XX
 	default y if ADK_TARGET_BOARD_BCM28XX
 	default n

target/linux/config/Config.in.i2c

@@ -10,10 +10,11 @@ config ADK_KERNEL_I2C_CHARDEV
 config ADK_KERNEL_I2C_BCM2708
 	tristate "I2C driver for BCM2835 boards"
 	select ADK_KERNEL_I2C
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_I2C
 	select ADK_KERNEL_I2C_CHARDEV
 	depends on ADK_TARGET_BOARD_BCM28XX
-	default y if ADK_TARGET_BOARD_BCM28XX
+	default m if ADK_TARGET_BOARD_BCM28XX
 	default n
 	help
 	  I2C driver for BCM2835 boards.
@@ -21,10 +22,11 @@ config ADK_KERNEL_I2C_BCM2708
 config ADK_KERNEL_I2C_SUNXI
 	tristate "I2C driver for SUNXI boards"
 	select ADK_KERNEL_I2C
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_I2C
 	select ADK_KERNEL_I2C_CHARDEV
 	depends on ADK_TARGET_SYSTEM_BANANA_PRO
-	default y if ADK_TARGET_SYSTEM_BANANA_PRO
+	default m if ADK_TARGET_SYSTEM_BANANA_PRO
 	default n
 	help
 	  I2C driver for SUNXI boards.
@@ -32,10 +34,11 @@ config ADK_KERNEL_I2C_SUNXI
 config ADK_KERNEL_I2C_IMX
 	tristate "I2C driver for IMX6 boards"
 	select ADK_KERNEL_I2C
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_I2C
 	select ADK_KERNEL_I2C_CHARDEV
 	depends on ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
-	default y if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
+	default m if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
 	default n
 	help
 	  I2C driver for IMX6 boards.
@@ -45,7 +48,7 @@ config ADK_KERNEL_SCX200_ACB
 	depends on ADK_CPU_GEODE
 	select ADK_KERNEL_I2C
 	select ADK_KERNEL_I2C_CHARDEV
-	default y if ADK_CPU_GEODE
+	default m if ADK_CPU_GEODE
 	default n
 	help
 	  I2C driver for Geode boards.

target/linux/config/Config.in.regmap

@@ -1,25 +1,16 @@
 config ADK_KERNEL_REGMAP
-	boolean
+	bool
 	select ADK_KERNEL_LZO_COMPRESS
 	select ADK_KERNEL_LZO_DECOMPRESS
-	default n
 
 config ADK_KERNEL_REGMAP_I2C
-	boolean
-	select ADK_KERNEL_REGMAP
-	default n
+	tristate
 
 config ADK_KERNEL_REGMAP_SPI
-	boolean
-	select ADK_KERNEL_REGMAP
-	default n
+	tristate
 
 config ADK_KERNEL_REGMAP_MMIO
-	boolean
-	select ADK_KERNEL_REGMAP
-	default n
+	tristate
 
 config ADK_KERNEL_REGMAP_IRQ
-	boolean
-	select ADK_KERNEL_REGMAP
-	default n
+	bool

target/linux/config/Config.in.spi

@@ -37,10 +37,11 @@ config ADK_KERNEL_SPI_BCM2708
 	select ADK_KERNEL_SPI
 	select ADK_KERNEL_SPI_MASTER
 	select ADK_KERNEL_SPI_BITBANG
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_SPI
 	select ADK_KERNEL_BCM2708_SPIDEV
 	depends on ADK_TARGET_BOARD_BCM28XX
-	default y if ADK_TARGET_BOARD_BCM28XX
+	default m if ADK_TARGET_BOARD_BCM28XX
 	default n
 
 config ADK_KERNEL_SPI_IMX
@@ -48,9 +49,10 @@ config ADK_KERNEL_SPI_IMX
 	select ADK_KERNEL_SPI
 	select ADK_KERNEL_SPI_MASTER
 	select ADK_KERNEL_SPI_BITBANG
+	select ADK_KERNEL_REGMAP
 	select ADK_KERNEL_REGMAP_SPI
 	depends on ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
-	default y if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
+	default m if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
 	default n
 
 config ADK_KERNEL_SPI_SPIDEV