1DESCRIPTION = "Commented config.txt file for the Raspberry Pi. \ 2 The Raspberry Pi config.txt file is read by the GPU before \ 3 the ARM core is initialised. It can be used to set various \ 4 system configuration parameters." 5LICENSE = "MIT" 6LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302" 7 8COMPATIBLE_MACHINE = "^rpi$" 9 10SRCREV = "6ac2d832c6c3b208e2669f50ec1abf2c20cb7ff4" 11SRC_URI = "git://github.com/Evilpaul/RPi-config.git;protocol=https;branch=master \ 12 file://0001-config.txt-reintroduce-start_x.patch \ 13 " 14 15S = "${WORKDIR}/git" 16 17PR = "r5" 18 19INHIBIT_DEFAULT_DEPS = "1" 20 21PITFT="${@bb.utils.contains("MACHINE_FEATURES", "pitft", "1", "0", d)}" 22PITFT22="${@bb.utils.contains("MACHINE_FEATURES", "pitft22", "1", "0", d)}" 23PITFT28r="${@bb.utils.contains("MACHINE_FEATURES", "pitft28r", "1", "0", d)}" 24PITFT28c="${@bb.utils.contains("MACHINE_FEATURES", "pitft28c", "1", "0", d)}" 25PITFT35r="${@bb.utils.contains("MACHINE_FEATURES", "pitft35r", "1", "0", d)}" 26 27VC4GRAPHICS="${@bb.utils.contains("MACHINE_FEATURES", "vc4graphics", "1", "0", d)}" 28VC4DTBO ?= "vc4-kms-v3d" 29GPIO_IR ?= "18" 30GPIO_IR_TX ?= "17" 31 32CAN_OSCILLATOR ?= "16000000" 33CAN0_INTERRUPT_PIN ?= "25" 34CAN1_INTERRUPT_PIN ?= "24" 35 36ENABLE_UART ??= "" 37 38WM8960="${@bb.utils.contains("MACHINE_FEATURES", "wm8960", "1", "0", d)}" 39 40GPIO_SHUTDOWN_PIN ??= "" 41 42inherit deploy nopackages 43 44do_deploy() { 45 install -d ${DEPLOYDIR}/${BOOTFILES_DIR_NAME} 46 CONFIG=${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt 47 48 cp ${S}/config.txt $CONFIG 49 50 if [ -n "${KEY_DECODE_MPG2}" ]; then 51 sed -i '/#decode_MPG2=/ c\decode_MPG2=${KEY_DECODE_MPG2}' $CONFIG 52 fi 53 if [ -n "${KEY_DECODE_WVC1}" ]; then 54 sed -i '/#decode_WVC1=/ c\decode_WVC1=${KEY_DECODE_WVC1}' $CONFIG 55 fi 56 if [ -n "${DISABLE_OVERSCAN}" ]; then 57 sed -i '/#disable_overscan=/ c\disable_overscan=${DISABLE_OVERSCAN}' $CONFIG 58 fi 59 if [ "${DISABLE_SPLASH}" = "1" ]; then 60 sed -i '/#disable_splash=/ c\disable_splash=${DISABLE_SPLASH}' $CONFIG 61 fi 62 63 # Set overclocking options 64 if [ -n "${ARM_FREQ}" ]; then 65 sed -i '/#arm_freq=/ c\arm_freq=${ARM_FREQ}' $CONFIG 66 fi 67 if [ -n "${GPU_FREQ}" ]; then 68 sed -i '/#gpu_freq=/ c\gpu_freq=${GPU_FREQ}' $CONFIG 69 fi 70 if [ -n "${CORE_FREQ}" ]; then 71 sed -i '/#core_freq=/ c\core_freq=${CORE_FREQ}' $CONFIG 72 fi 73 if [ -n "${SDRAM_FREQ}" ]; then 74 sed -i '/#sdram_freq=/ c\sdram_freq=${SDRAM_FREQ}' $CONFIG 75 fi 76 if [ -n "${OVER_VOLTAGE}" ]; then 77 sed -i '/#over_voltage=/ c\over_voltage=${OVER_VOLTAGE}' $CONFIG 78 fi 79 80 # GPU memory 81 if [ -n "${GPU_MEM}" ]; then 82 sed -i '/#gpu_mem=/ c\gpu_mem=${GPU_MEM}' $CONFIG 83 fi 84 if [ -n "${GPU_MEM_256}" ]; then 85 sed -i '/#gpu_mem_256=/ c\gpu_mem_256=${GPU_MEM_256}' $CONFIG 86 fi 87 if [ -n "${GPU_MEM_512}" ]; then 88 sed -i '/#gpu_mem_512=/ c\gpu_mem_512=${GPU_MEM_512}' $CONFIG 89 fi 90 if [ -n "${GPU_MEM_1024}" ]; then 91 sed -i '/#gpu_mem_1024=/ c\gpu_mem_1024=${GPU_MEM_1024}' $CONFIG 92 fi 93 94 # Set boot delay 95 if [ -n "${BOOT_DELAY}" ]; then 96 sed -i '/#boot_delay=/ c\boot_delay=${BOOT_DELAY}' $CONFIG 97 fi 98 if [ -n "${BOOT_DELAY_MS}" ]; then 99 sed -i '/#boot_delay_ms=/ c\boot_delay_ms=${BOOT_DELAY_MS}' $CONFIG 100 fi 101 102 # Set HDMI and composite video options 103 if [ -n "${HDMI_FORCE_HOTPLUG}" ]; then 104 sed -i '/#hdmi_force_hotplug=/ c\hdmi_force_hotplug=${HDMI_FORCE_HOTPLUG}' $CONFIG 105 fi 106 if [ -n "${HDMI_DRIVE}" ]; then 107 sed -i '/#hdmi_drive=/ c\hdmi_drive=${HDMI_DRIVE}' $CONFIG 108 fi 109 if [ -n "${HDMI_GROUP}" ]; then 110 sed -i '/#hdmi_group=/ c\hdmi_group=${HDMI_GROUP}' $CONFIG 111 fi 112 if [ -n "${HDMI_MODE}" ]; then 113 sed -i '/#hdmi_mode=/ c\hdmi_mode=${HDMI_MODE}' $CONFIG 114 fi 115 if [ -n "${HDMI_CVT}" ]; then 116 echo 'hdmi_cvt=${HDMI_CVT}' >> $CONFIG 117 fi 118 if [ -n "${CONFIG_HDMI_BOOST}" ]; then 119 sed -i '/#config_hdmi_boost=/ c\config_hdmi_boost=${CONFIG_HDMI_BOOST}' $CONFIG 120 fi 121 if [ -n "${SDTV_MODE}" ]; then 122 sed -i '/#sdtv_mode=/ c\sdtv_mode=${SDTV_MODE}' $CONFIG 123 fi 124 if [ -n "${SDTV_ASPECT}" ]; then 125 sed -i '/#sdtv_aspect=/ c\sdtv_aspect=${SDTV_ASPECT}' $CONFIG 126 fi 127 if [ -n "${DISPLAY_ROTATE}" ]; then 128 sed -i '/#display_rotate=/ c\display_rotate=${DISPLAY_ROTATE}' $CONFIG 129 fi 130 131 # Video camera support 132 if [ "${VIDEO_CAMERA}" = "1" ]; then 133 # It has been observed that Raspberry Pi 4B 4GB may fail to enable the 134 # camera if "start_x=1" is at the end of the file. Therefore, 135 # "start_x=1" has been set to replace the original occurrence in 136 # config.txt, which is at the middle of the file. 137 # The exact underlying cause is unknown. There are similar issues 138 # reported in the raspberrypi/firware repo and the conclusion reached 139 # was that there could be a file size limitation affecting certain 140 # variables. It was commented that this limitation could be 4k but 141 # not proved. 142 sed -i '/#start_x=/ c\start_x=1' $CONFIG 143 fi 144 145 # Offline compositing support 146 if [ "${DISPMANX_OFFLINE}" = "1" ]; then 147 echo "# Enable offline compositing" >>$CONFIG 148 echo "dispmanx_offline=1" >>$CONFIG 149 fi 150 151 # SPI bus support 152 if [ "${ENABLE_SPI_BUS}" = "1" ] || [ "${PITFT}" = "1" ]; then 153 echo "# Enable SPI bus" >>$CONFIG 154 echo "dtparam=spi=on" >>$CONFIG 155 fi 156 157 # I2C support 158 if [ "${ENABLE_I2C}" = "1" ] || [ "${PITFT}" = "1" ]; then 159 echo "# Enable I2C" >>$CONFIG 160 echo "dtparam=i2c1=on" >>$CONFIG 161 echo "dtparam=i2c_arm=on" >>$CONFIG 162 fi 163 164 # PiTFT22 display support 165 if [ "${PITFT22}" = "1" ]; then 166 echo "# Enable PITFT22 display" >>$CONFIG 167 echo "dtoverlay=pitft22,rotate=270,speed=32000000,txbuflen=32768" >>$CONFIG 168 fi 169 if [ "${PITFT28r}" = "1" ]; then 170 echo "# Enable PITFT28r display" >>$CONFIG 171 echo "dtoverlay=pitft28-resistive,rotate=90,speed=32000000,txbuflen=32768" >>$CONFIG 172 fi 173 if [ "${PITFT28c}" = "1" ]; then 174 echo "# Enable PITFT28c display" >>$CONFIG 175 echo "dtoverlay=pitft28-capacitive,rotate=90,speed=32000000,txbuflen=32768" >>$CONFIG 176 echo "dtoverlay=pitft28-capacitive,touch-swapxy,touch-invx" >>$CONFIG 177 fi 178 if [ "${PITFT35r}" = "1" ]; then 179 echo "# Enable PITFT35r display" >>$CONFIG 180 echo "dtoverlay=pitft35-resistive,rotate=90,speed=42000000,fps=20" >>$CONFIG 181 fi 182 183 # UART support 184 if [ "${ENABLE_UART}" = "1" ] || [ "${ENABLE_UART}" = "0" ]; then 185 echo "# Enable UART" >>$CONFIG 186 echo "enable_uart=${ENABLE_UART}" >>$CONFIG 187 elif [ -n "${ENABLE_UART}" ]; then 188 bbfatal "Invalid value for ENABLE_UART [${ENABLE_UART}]. The value for ENABLE_UART can be 0 or 1." 189 fi 190 191 # U-Boot requires "enable_uart=1" for various boards to operate correctly 192 # cf https://source.denx.de/u-boot/u-boot/-/blob/v2023.04/arch/arm/mach-bcm283x/Kconfig?ref_type=tags#L65 193 if [ "${RPI_USE_U_BOOT}" = "1" ] && [ "${ENABLE_UART}" != "1" ]; then 194 case "${UBOOT_MACHINE}" in 195 rpi_0_w_defconfig|rpi_3_32b_config|rpi_4_32b_config|rpi_arm64_config) 196 if [ "${ENABLE_UART}" = "0" ]; then 197 bbfatal "Invalid configuration: RPI_USE_U_BOOT requires to enable the UART in config.txt for ${MACHINE}" 198 fi 199 echo "# U-Boot requires UART" >>$CONFIG 200 echo "enable_uart=1" >>$CONFIG 201 ;; 202 esac 203 fi 204 205 # Infrared support 206 if [ "${ENABLE_IR}" = "1" ]; then 207 echo "# Enable infrared" >>$CONFIG 208 echo "dtoverlay=gpio-ir,gpio_pin=${GPIO_IR}" >>$CONFIG 209 echo "dtoverlay=gpio-ir-tx,gpio_pin=${GPIO_IR_TX}" >>$CONFIG 210 fi 211 212 # VC4 Graphics support 213 if [ "${VC4GRAPHICS}" = "1" ]; then 214 echo "# Enable VC4 Graphics" >> $CONFIG 215 echo "dtoverlay=${VC4DTBO}" >> $CONFIG 216 fi 217 218 # Choose Camera Sensor to be used, default imx219 sensor 219 if [ "${RASPBERRYPI_CAMERA_V2}" = "1" ]; then 220 echo "# Enable Sony RaspberryPi Camera(imx219)" >> $CONFIG 221 echo "dtoverlay=imx219" >> $CONFIG 222 fi 223 224 # Choose Camera Sensor to be used, default imx477 sensor 225 #if [ "${RASPBERRYPI_HD_CAMERA}" = "1" ]; then 226 # echo "# Enable Sony RaspberryPi Camera(imx477)" >> $CONFIG 227 # echo "dtoverlay=imx477" >> $CONFIG 228 #fi 229 230 # Choose Camera Sensor to be used, default imx708 sensor 231 if [ "${RASPBERRYPI_CAMERA_V3}" = "1" ]; then 232 echo "# Enable Sony RaspberryPi Camera(imx708)" >> $CONFIG 233 echo "dtoverlay=imx708" >> $CONFIG 234 fi 235 236 # Waveshare "C" 1024x600 7" Rev2.1 IPS capacitive touch (http://www.waveshare.com/7inch-HDMI-LCD-C.htm) 237 if [ "${WAVESHARE_1024X600_C_2_1}" = "1" ]; then 238 echo "# Waveshare \"C\" 1024x600 7\" Rev2.1 IPS capacitive touch screen" >> $CONFIG 239 echo "max_usb_current=1" >> $CONFIG 240 echo "hdmi_group=2" >> $CONFIG 241 echo "hdmi_mode=87" >> $CONFIG 242 echo "hdmi_cvt 1024 600 60 6 0 0 0" >> $CONFIG 243 echo "hdmi_drive=1" >> $CONFIG 244 fi 245 246 # DWC2 USB peripheral support 247 if ([ "${ENABLE_DWC2_PERIPHERAL}" = "1" ] && [ "${ENABLE_DWC2_OTG}" != "1" ]); then 248 echo "# Enable USB peripheral mode" >> $CONFIG 249 echo "dtoverlay=dwc2,dr_mode=peripheral" >> $CONFIG 250 fi 251 252 # DWC2 USB host mode support 253 if [ "${ENABLE_DWC2_HOST}" = "1" ]; then 254 echo "# Enable USB host mode" >> $CONFIG 255 echo "dtoverlay=dwc2,dr_mode=host" >> $CONFIG 256 fi 257 258 # DWC2 USB OTG support 259 if ([ "${ENABLE_DWC2_OTG}" = "1" ] && [ "${ENABLE_DWC2_PERIPHERAL}" != "1" ]); then 260 echo "# Enable USB OTG mode" >> $CONFIG 261 echo "dtoverlay=dwc2,dr_mode=otg" >> $CONFIG 262 fi 263 264 # AT86RF23X support 265 if [ "${ENABLE_AT86RF}" = "1" ]; then 266 echo "# Enable AT86RF23X" >>$CONFIG 267 echo "dtoverlay=at86rf233,speed=3000000" >>$CONFIG 268 fi 269 270 # ENABLE DUAL CAN 271 if [ "${ENABLE_DUAL_CAN}" = "1" ]; then 272 echo "# Enable DUAL CAN" >>$CONFIG 273 echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=${CAN0_INTERRUPT_PIN}" >>$CONFIG 274 echo "dtoverlay=mcp2515-can1,oscillator=${CAN_OSCILLATOR},interrupt=${CAN1_INTERRUPT_PIN}" >>$CONFIG 275 # ENABLE CAN 276 elif [ "${ENABLE_CAN}" = "1" ]; then 277 echo "# Enable CAN" >>$CONFIG 278 echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=${CAN0_INTERRUPT_PIN}" >>$CONFIG 279 fi 280 281 282 if [ "${ENABLE_GPIO_SHUTDOWN}" = "1" ]; then 283 if ([ "${ENABLE_I2C}" = "1" ] || [ "${PITFT}" = "1" ]) && [ -z "${GPIO_SHUTDOWN_PIN}" ]; then 284 # By default GPIO shutdown uses the same pin as the (master) I2C SCL. 285 # If I2C is configured and an alternative pin is not configured for 286 # gpio-shutdown, there is a configuration conflict. 287 bbfatal "I2C and gpio-shutdown are both enabled and using the same pins!" 288 fi 289 echo "# Enable gpio-shutdown" >> $CONFIG 290 if [ -z "${GPIO_SHUTDOWN_PIN}" ]; then 291 echo "dtoverlay=gpio-shutdown" >> $CONFIG 292 else 293 echo "dtoverlay=gpio-shutdown,gpio_pin=${GPIO_SHUTDOWN_PIN}" >> $CONFIG 294 fi 295 fi 296 297 # Append extra config if the user has provided any 298 printf "${RPI_EXTRA_CONFIG}\n" >> $CONFIG 299 300 # Handle setup with armstub file 301 if [ "${@bb.utils.contains("MACHINE_FEATURES", "armstub", "1", "0", d)}" = "1" ]; then 302 echo "\n# ARM stub configuration" >> $CONFIG 303 echo "armstub=${ARMSTUB}" >> $CONFIG 304 case "${ARMSTUB}" in 305 *-gic.bin) 306 echo "enable_gic=1" >> $CONFIG 307 ;; 308 esac 309 fi 310 311 # WM8960 support 312 if [ "${WM8960}" = "1" ]; then 313 echo "# Enable WM8960" >> $CONFIG 314 echo "dtoverlay=wm8960-soundcard" >> $CONFIG 315 fi 316 317 # W1-GPIO - One-Wire Interface 318 if [ "${ENABLE_W1}" = "1" ]; then 319 echo "# Enable One-Wire Interface" >> $CONFIG 320 echo "dtoverlay=w1-gpio" >> $CONFIG 321 fi 322 323 # Reduce config.txt file size to avoid corruption and 324 # to boot successfully Raspberry Pi 5. The issue has 325 # been reported to related projects: 326 # https://github.com/raspberrypi/firmware/issues/1848 327 # https://github.com/Evilpaul/RPi-config/issues/9 328 sed -i '/^##/d' $CONFIG 329} 330 331do_deploy:append:raspberrypi3-64() { 332 echo "# have a properly sized image" >> $CONFIG 333 echo "disable_overscan=1" >> $CONFIG 334 335 echo "# Enable audio (loads snd_bcm2835)" >> $CONFIG 336 echo "dtparam=audio=on" >> $CONFIG 337} 338 339do_deploy:append() { 340 if grep -q -E '^.{80}.$' ${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt; then 341 bbwarn "config.txt contains lines longer than 80 characters, this is not supported" 342 fi 343} 344 345addtask deploy before do_build after do_install 346do_deploy[dirs] += "${DEPLOYDIR}/${BOOTFILES_DIR_NAME}" 347 348PACKAGE_ARCH = "${MACHINE_ARCH}" 349