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 = "648ffc470824c43eb0d16c485f4c24816b32cd6f"
11SRC_URI = "git://github.com/Evilpaul/RPi-config.git;protocol=git;branch=master \
12          "
13
14S = "${WORKDIR}/git"
15
16PR = "r5"
17
18INHIBIT_DEFAULT_DEPS = "1"
19
20PITFT="${@bb.utils.contains("MACHINE_FEATURES", "pitft", "1", "0", d)}"
21PITFT22="${@bb.utils.contains("MACHINE_FEATURES", "pitft22", "1", "0", d)}"
22PITFT28r="${@bb.utils.contains("MACHINE_FEATURES", "pitft28r", "1", "0", d)}"
23PITFT28c="${@bb.utils.contains("MACHINE_FEATURES", "pitft28c", "1", "0", d)}"
24PITFT35r="${@bb.utils.contains("MACHINE_FEATURES", "pitft35r", "1", "0", d)}"
25
26VC4GRAPHICS="${@bb.utils.contains("MACHINE_FEATURES", "vc4graphics", "1", "0", d)}"
27VC4DTBO ?= "vc4-kms-v3d"
28GPIO_IR ?= "18"
29GPIO_IR_TX ?= "17"
30
31CAN_OSCILLATOR ?= "16000000"
32
33inherit deploy nopackages
34
35do_deploy() {
36    install -d ${DEPLOYDIR}/${BOOTFILES_DIR_NAME}
37    CONFIG=${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt
38
39    cp ${S}/config.txt $CONFIG
40
41    if [ -n "${KEY_DECODE_MPG2}" ]; then
42        sed -i '/#decode_MPG2=/ c\decode_MPG2=${KEY_DECODE_MPG2}' $CONFIG
43    fi
44    if [ -n "${KEY_DECODE_WVC1}" ]; then
45        sed -i '/#decode_WVC1=/ c\decode_WVC1=${KEY_DECODE_WVC1}' $CONFIG
46    fi
47    if [ -n "${DISABLE_OVERSCAN}" ]; then
48        sed -i '/#disable_overscan=/ c\disable_overscan=${DISABLE_OVERSCAN}' $CONFIG
49    fi
50    if [ "${DISABLE_SPLASH}" = "1" ]; then
51        sed -i '/#disable_splash=/ c\disable_splash=${DISABLE_SPLASH}' $CONFIG
52    fi
53
54    # Set overclocking options
55    if [ -n "${ARM_FREQ}" ]; then
56        sed -i '/#arm_freq=/ c\arm_freq=${ARM_FREQ}' $CONFIG
57    fi
58    if [ -n "${GPU_FREQ}" ]; then
59        sed -i '/#gpu_freq=/ c\gpu_freq=${GPU_FREQ}' $CONFIG
60    fi
61    if [ -n "${CORE_FREQ}" ]; then
62        sed -i '/#core_freq=/ c\core_freq=${CORE_FREQ}' $CONFIG
63    fi
64    if [ -n "${SDRAM_FREQ}" ]; then
65        sed -i '/#sdram_freq=/ c\sdram_freq=${SDRAM_FREQ}' $CONFIG
66    fi
67    if [ -n "${OVER_VOLTAGE}" ]; then
68        sed -i '/#over_voltage=/ c\over_voltage=${OVER_VOLTAGE}' $CONFIG
69    fi
70
71    # GPU memory
72    if [ -n "${GPU_MEM}" ]; then
73        sed -i '/#gpu_mem=/ c\gpu_mem=${GPU_MEM}' $CONFIG
74    fi
75    if [ -n "${GPU_MEM_256}" ]; then
76        sed -i '/#gpu_mem_256=/ c\gpu_mem_256=${GPU_MEM_256}' $CONFIG
77    fi
78    if [ -n "${GPU_MEM_512}" ]; then
79        sed -i '/#gpu_mem_512=/ c\gpu_mem_512=${GPU_MEM_512}' $CONFIG
80    fi
81    if [ -n "${GPU_MEM_1024}" ]; then
82        sed -i '/#gpu_mem_1024=/ c\gpu_mem_1024=${GPU_MEM_1024}' $CONFIG
83    fi
84
85    # Set boot delay
86    if [ -n "${BOOT_DELAY}" ]; then
87        sed -i '/#boot_delay=/ c\boot_delay=${BOOT_DELAY}' $CONFIG
88    fi
89    if [ -n "${BOOT_DELAY_MS}" ]; then
90        sed -i '/#boot_delay_ms=/ c\boot_delay_ms=${BOOT_DELAY_MS}' $CONFIG
91    fi
92
93    # Set HDMI and composite video options
94    if [ -n "${HDMI_FORCE_HOTPLUG}" ]; then
95        sed -i '/#hdmi_force_hotplug=/ c\hdmi_force_hotplug=${HDMI_FORCE_HOTPLUG}' $CONFIG
96    fi
97    if [ -n "${HDMI_DRIVE}" ]; then
98        sed -i '/#hdmi_drive=/ c\hdmi_drive=${HDMI_DRIVE}' $CONFIG
99    fi
100    if [ -n "${HDMI_GROUP}" ]; then
101        sed -i '/#hdmi_group=/ c\hdmi_group=${HDMI_GROUP}' $CONFIG
102    fi
103    if [ -n "${HDMI_MODE}" ]; then
104        sed -i '/#hdmi_mode=/ c\hdmi_mode=${HDMI_MODE}' $CONFIG
105    fi
106    if [ -n "${CONFIG_HDMI_BOOST}" ]; then
107        sed -i '/#config_hdmi_boost=/ c\config_hdmi_boost=${CONFIG_HDMI_BOOST}' $CONFIG
108    fi
109    if [ -n "${SDTV_MODE}" ]; then
110        sed -i '/#sdtv_mode=/ c\sdtv_mode=${SDTV_MODE}' $CONFIG
111    fi
112    if [ -n "${SDTV_ASPECT}" ]; then
113        sed -i '/#sdtv_aspect=/ c\sdtv_aspect=${SDTV_ASPECT}' $CONFIG
114    fi
115    if [ -n "${DISPLAY_ROTATE}" ]; then
116        sed -i '/#display_rotate=/ c\display_rotate=${DISPLAY_ROTATE}' $CONFIG
117    fi
118
119    # Video camera support
120    if [ "${VIDEO_CAMERA}" = "1" ]; then
121        #   It has been observed that Raspberry Pi 4B 4GB may fail to enable the
122        # camera if "start_x=1" is at the end of the file. Therefore,
123        # "start_x=1" has been set to replace the original occurrence in
124        # config.txt, which is at the middle of the file.
125        #   The exact underlying cause is unknown. There are similar issues
126        # reported in the raspberrypi/firware repo and the conclusion reached
127        # was that there could be a file size limitation affecting certain
128        # variables. It was commented that this limitation could be 4k but
129        # not proved.
130        sed -i '/#start_x=/ c\start_x=1' $CONFIG
131    fi
132
133    # Offline compositing support
134    if [ "${DISPMANX_OFFLINE}" = "1" ]; then
135        echo "# Enable offline compositing" >>$CONFIG
136        echo "dispmanx_offline=1" >>$CONFIG
137    fi
138
139    # SPI bus support
140    if [ "${ENABLE_SPI_BUS}" = "1" ] || [ "${PITFT}" = "1" ]; then
141        echo "# Enable SPI bus" >>$CONFIG
142        echo "dtparam=spi=on" >>$CONFIG
143    fi
144
145    # I2C support
146    if [ "${ENABLE_I2C}" = "1" ] || [ "${PITFT}" = "1" ]; then
147        echo "# Enable I2C" >>$CONFIG
148        echo "dtparam=i2c1=on" >>$CONFIG
149        echo "dtparam=i2c_arm=on" >>$CONFIG
150    fi
151
152    # PiTFT22 display support
153    if [ "${PITFT22}" = "1" ]; then
154        echo "# Enable PITFT22 display" >>$CONFIG
155        echo "dtoverlay=pitft22,rotate=270,speed=32000000,txbuflen=32768" >>$CONFIG
156    fi
157    if [ "${PITFT28r}" = "1" ]; then
158        echo "# Enable PITFT28r display" >>$CONFIG
159        echo "dtoverlay=pitft28-resistive,rotate=90,speed=32000000,txbuflen=32768" >>$CONFIG
160    fi
161    if [ "${PITFT28c}" = "1" ]; then
162        echo "# Enable PITFT28c display" >>$CONFIG
163        echo "dtoverlay=pitft28-capacitive,rotate=90,speed=32000000,txbuflen=32768" >>$CONFIG
164        echo "dtoverlay=pitft28-capacitive,touch-swapxy,touch-invx" >>$CONFIG
165    fi
166    if [ "${PITFT35r}" = "1" ]; then
167        echo "# Enable PITFT35r display" >>$CONFIG
168        echo "dtoverlay=pitft35-resistive,rotate=90,speed=42000000,fps=20" >>$CONFIG
169    fi
170
171    # UART support
172    if [ "${ENABLE_UART}" = "1" ]; then
173        echo "# Enable UART" >>$CONFIG
174        echo "enable_uart=1" >>$CONFIG
175    fi
176
177    # Infrared support
178    if [ "${ENABLE_IR}" = "1" ]; then
179        echo "# Enable infrared" >>$CONFIG
180        echo "dtoverlay=gpio-ir,gpio_pin=${GPIO_IR}" >>$CONFIG
181        echo "dtoverlay=gpio-ir-tx,gpio_pin=${GPIO_IR_TX}" >>$CONFIG
182    fi
183
184    # VC4 Graphics support
185    if [ "${VC4GRAPHICS}" = "1" ]; then
186        echo "# Enable VC4 Graphics" >> $CONFIG
187        echo "dtoverlay=${VC4DTBO}" >> $CONFIG
188    fi
189
190    # Choose Camera Sensor to be used, default imx219 sensor
191    if [ "${RASPBERRYPI_CAMERA_V2}" = "1" ]; then
192        echo "# Enable Sony RaspberryPi Camera(imx219)" >> $CONFIG
193        echo "dtoverlay=imx219" >> $CONFIG
194    fi
195
196    # Choose Camera Sensor to be used, default imx477 sensor
197    #if [ "${RASPBERRYPI_HD_CAMERA}" = "1" ]; then
198    #    echo "# Enable Sony RaspberryPi Camera(imx477)" >> $CONFIG
199    #    echo "dtoverlay=imx477" >> $CONFIG
200    #fi
201
202    # Waveshare "C" 1024x600 7" Rev2.1 IPS capacitive touch (http://www.waveshare.com/7inch-HDMI-LCD-C.htm)
203    if [ "${WAVESHARE_1024X600_C_2_1}" = "1" ]; then
204        echo "# Waveshare \"C\" 1024x600 7\" Rev2.1 IPS capacitive touch screen" >> $CONFIG
205        echo "max_usb_current=1" >> $CONFIG
206        echo "hdmi_group=2" >> $CONFIG
207        echo "hdmi_mode=87" >> $CONFIG
208        echo "hdmi_cvt 1024 600 60 6 0 0 0" >> $CONFIG
209        echo "hdmi_drive=1" >> $CONFIG
210    fi
211
212    # DWC2 USB peripheral support
213    if [ "${ENABLE_DWC2_PERIPHERAL}" = "1" ]; then
214        echo "# Enable USB peripheral mode" >> $CONFIG
215        echo "dtoverlay=dwc2,dr_mode=peripheral" >> $CONFIG
216    fi
217
218    # DWC2 USB host mode support
219    if [ "${ENABLE_DWC2_HOST}" = "1" ]; then
220        echo "# Enable USB host mode" >> $CONFIG
221        echo "dtoverlay=dwc2,dr_mode=host" >> $CONFIG
222    fi
223
224    # AT86RF23X support
225    if [ "${ENABLE_AT86RF}" = "1" ]; then
226        echo "# Enable AT86RF23X" >>$CONFIG
227        echo "dtoverlay=at86rf233,speed=3000000" >>$CONFIG
228    fi
229
230    # ENABLE DUAL CAN
231    if [ "${ENABLE_DUAL_CAN}" = "1" ]; then
232        echo "# Enable DUAL CAN" >>$CONFIG
233        echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=25" >>$CONFIG
234        echo "dtoverlay=mcp2515-can1,oscillator=${CAN_OSCILLATOR},interrupt=24" >>$CONFIG
235    # ENABLE CAN
236    elif [ "${ENABLE_CAN}" = "1" ]; then
237        echo "# Enable CAN" >>$CONFIG
238        echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=25" >>$CONFIG
239    fi
240
241    # Append extra config if the user has provided any
242    printf "${RPI_EXTRA_CONFIG}\n" >> $CONFIG
243
244    # Handle setup with armstub file
245    if [ "${@bb.utils.contains("MACHINE_FEATURES", "armstub", "1", "0", d)}" = "1" ]; then
246        echo "\n# ARM stub configuration" >> $CONFIG
247        echo "armstub=${ARMSTUB}" >> $CONFIG
248        case "${ARMSTUB}" in
249            *-gic.bin)
250                echo  "enable_gic=1" >> $CONFIG
251                ;;
252        esac
253    fi
254}
255
256do_deploy_append_raspberrypi3-64() {
257    echo "# have a properly sized image" >> $CONFIG
258    echo "disable_overscan=1" >> $CONFIG
259
260    echo "# Enable audio (loads snd_bcm2835)" >> $CONFIG
261    echo "dtparam=audio=on" >> $CONFIG
262}
263
264addtask deploy before do_build after do_install
265do_deploy[dirs] += "${DEPLOYDIR}/${BOOTFILES_DIR_NAME}"
266
267PACKAGE_ARCH = "${MACHINE_ARCH}"
268