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Diffstat (limited to 'target/linux/brcm2708/image/config.txt')
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diff --git a/target/linux/brcm2708/image/config.txt b/target/linux/brcm2708/image/config.txt new file mode 100644 index 0000000..1fb880f --- /dev/null +++ b/target/linux/brcm2708/image/config.txt @@ -0,0 +1,938 @@ +################################################################################ +## Raspberry Pi Configuration Settings +## +## Revision 14, 2012/10/22 +## +## Details taken from the eLinux wiki +## For up-to-date information please refer to wiki page. +## +## Wiki Location : http://elinux.org/RPi_config.txt +## +## +## Description: +## Details of each setting are described with each section that begins with +## a double hashed comment ('##') +## It is up to the user to remove the single hashed comment ('#') from each +## option they want to enable, and to set the specific value of that option. +## +## WARNING: Setting the following combination of parameters will set a +## permanent bit within the SOC and your warranty is void. +## over_voltage>0, and at least one of the following: +## force_turbo=1 +## current_limit_override=0x5A000020 +## temp_limit>85 +## +## Overclock settings will be disabled at runtime if the SoC reaches temp_limit +## +################################################################################ + +################################################################################ +## Standard Definition Video Settings +################################################################################ + +## sdtv_mode +## defines the TV standard for composite output +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Normal NTSC (Default) +## 1 Japanese version of NTSC - no pedestal +## 2 Normal PAL +## 3 Brazilian version of PAL - 525/60 rather than 625/50, different +## subcarrier +## +#sdtv_mode=0 + +## sdtv_aspect +## defines the aspect ratio for composite output +## +## Value Description +## ------------------------------------------------------------------------- +## 1 4:3 (Default) +## 2 14:9 +## 3 16:9 +## +#sdtv_aspect=1 + +## sdtv_disable_colourburst +## Disables colour burst on composite output. The picture will be +## monochrome, but possibly sharper +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Colour burst is enabled (Default) +## 1 Colour burst is disabled +## +#sdtv_disable_colourburst=1 + +################################################################################ +## High Definition Video Settings +################################################################################ + +## hdmi_safe +## Use "safe mode" settings to try to boot with maximum hdmi compatibility. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Disabled (Default) +## 1 Enabled (this does: hdmi_force_hotplug=1, config_hdmi_boost=4, +## hdmi_group=1, hdmi_mode=1, +## disable_overscan=0) +## +#hdmi_safe=1 + +## hdmi_force_hotplug +## Pretends HDMI hotplug signal is asserted so it appears a HDMI display +## is attached +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Disabled (Default) +## 1 Use HDMI mode even if no HDMI monitor is detected +## +#hdmi_force_hotplug=1 + +## hdmi_ignore_hotplug +## Pretends HDMI hotplug signal is not asserted so it appears a HDMI +## display is not attached +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Disabled (Default) +## 1 Use composite mode even if HDMI monitor is detected +## +#hdmi_ignore_hotplug=1 + +## hdmi_drive +## chooses between HDMI and DVI modes +## +## Value Description +## ------------------------------------------------------------------------- +## 1 Normal DVI mode (No sound) +## 2 Normal HDMI mode (Sound will be sent if supported and enabled) +## +#hdmi_drive=2 + +## hdmi_ignore_edid +## Enables the ignoring of EDID/display data +## +#hdmi_ignore_edid=0xa5000080 + +## hdmi_edid_file +## Read the EDID data from the edid.dat file instead of from the attached +## device +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Read EDID data from attached device (Default) +## 1 Read EDID data from edid.txt file +## +#hdmi_edid_file=1 + +## hdmi_force_edid_audio +## Pretends all audio formats are supported by display, allowing +## passthrough of DTS/AC3 even when not reported as supported. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Use EDID provided values (Default) +## 1 Pretend all audio formats are supported +## +#hdmi_force_edid_audio=1 + +## avoid_edid_fuzzy_match +## Avoid fuzzy matching of modes described in edid. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Use fuzzy matching (Default) +## 1 Avoid fuzzy matching +## +#avoid_edid_fuzzy_match=1 + +## hdmi_group +## Defines the HDMI type +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Use the preferred group reported by the edid (Default) +## 1 CEA +## 2 DMT +## +#hdmi_group=1 + +## hdmi_mode +## defines screen resolution in CEA or DMT format +## +## H means 16:9 variant (of a normally 4:3 mode). +## 2x means pixel doubled (i.e. higher clock rate, with each pixel repeated +## twice) +## 4x means pixel quadrupled (i.e. higher clock rate, with each pixel +## repeated four times) +## reduced blanking means fewer bytes are used for blanking within the data +## stream (i.e. lower clock rate, with fewer wasted bytes) +## +## Value hdmi_group=CEA hdmi_group=DMT +## ------------------------------------------------------------------------- +## 1 VGA 640x350 85Hz +## 2 480p 60Hz 640x400 85Hz +## 3 480p 60Hz H 720x400 85Hz +## 4 720p 60Hz 640x480 60Hz +## 5 1080i 60Hz 640x480 72Hz +## 6 480i 60Hz 640x480 75Hz +## 7 480i 60Hz H 640x480 85Hz +## 8 240p 60Hz 800x600 56Hz +## 9 240p 60Hz H 800x600 60Hz +## 10 480i 60Hz 4x 800x600 72Hz +## 11 480i 60Hz 4x H 800x600 75Hz +## 12 240p 60Hz 4x 800x600 85Hz +## 13 240p 60Hz 4x H 800x600 120Hz +## 14 480p 60Hz 2x 848x480 60Hz +## 15 480p 60Hz 2x H 1024x768 43Hz DO NOT USE +## 16 1080p 60Hz 1024x768 60Hz +## 17 576p 50Hz 1024x768 70Hz +## 18 576p 50Hz H 1024x768 75Hz +## 19 720p 50Hz 1024x768 85Hz +## 20 1080i 50Hz 1024x768 120Hz +## 21 576i 50Hz 1152x864 75Hz +## 22 576i 50Hz H 1280x768 reduced blanking +## 23 288p 50Hz 1280x768 60Hz +## 24 288p 50Hz H 1280x768 75Hz +## 25 576i 50Hz 4x 1280x768 85Hz +## 26 576i 50Hz 4x H 1280x768 120Hz reduced blanking +## 27 288p 50Hz 4x 1280x800 reduced blanking +## 28 288p 50Hz 4x H 1280x800 60Hz +## 29 576p 50Hz 2x 1280x800 75Hz +## 30 576p 50Hz 2x H 1280x800 85Hz +## 31 1080p 50Hz 1280x800 120Hz reduced blanking +## 32 1080p 24Hz 1280x960 60Hz +## 33 1080p 25Hz 1280x960 85Hz +## 34 1080p 30Hz 1280x960 120Hz reduced blanking +## 35 480p 60Hz 4x 1280x1024 60Hz +## 36 480p 60Hz 4x H 1280x1024 75Hz +## 37 576p 50Hz 4x 1280x1024 85Hz +## 38 576p 50Hz 4x H 1280x1024 120Hz reduced blanking +## 39 1080i 50Hz reduced blanking 1360x768 60Hz +## 40 1080i 100Hz 1360x768 120Hz reduced blanking +## 41 720p 100Hz 1400x1050 reduced blanking +## 42 576p 100Hz 1400x1050 60Hz +## 43 576p 100Hz H 1400x1050 75Hz +## 44 576i 100Hz 1400x1050 85Hz +## 45 576i 100Hz H 1400x1050 120Hz reduced blanking +## 46 1080i 120Hz 1440x900 reduced blanking +## 47 720p 120Hz 1440x900 60Hz +## 48 480p 120Hz 1440x900 75Hz +## 49 480p 120Hz H 1440x900 85Hz +## 50 480i 120Hz 1440x900 120Hz reduced blanking +## 51 480i 120Hz H 1600x1200 60Hz +## 52 576p 200Hz 1600x1200 65Hz +## 53 576p 200Hz H 1600x1200 70Hz +## 54 576i 200Hz 1600x1200 75Hz +## 55 576i 200Hz H 1600x1200 85Hz +## 56 480p 240Hz 1600x1200 120Hz reduced blanking +## 57 480p 240Hz H 1680x1050 reduced blanking +## 58 480i 240Hz 1680x1050 60Hz +## 59 480i 240Hz H 1680x1050 75Hz +## 60 1680x1050 85Hz +## 61 1680x1050 120Hz reduced blanking +## 62 1792x1344 60Hz +## 63 1792x1344 75Hz +## 64 1792x1344 120Hz reduced blanking +## 65 1856x1392 60Hz +## 66 1856x1392 75Hz +## 67 1856x1392 120Hz reduced blanking +## 68 1920x1200 reduced blanking +## 69 1920x1200 60Hz +## 70 1920x1200 75Hz +## 71 1920x1200 85Hz +## 72 1920x1200 120Hz reduced blanking +## 73 1920x1440 60Hz +## 74 1920x1440 75Hz +## 75 1920x1440 120Hz reduced blanking +## 76 2560x1600 reduced blanking +## 77 2560x1600 60Hz +## 78 2560x1600 75Hz +## 79 2560x1600 85Hz +## 80 2560x1600 120Hz reduced blanking +## 81 1366x768 60Hz +## 82 1080p 60Hz +## 83 1600x900 reduced blanking +## 84 2048x1152 reduced blanking +## 85 720p 60Hz +## 86 1366x768 reduced blanking +## +#hdmi_mode=1 + +## config_hdmi_boost +## configure the signal strength of the HDMI interface. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 (Default) +## 1 +## 2 +## 3 +## 4 Try if you have interference issues with HDMI +## 5 +## 6 +## 7 Maximum +## +#config_hdmi_boost=0 + +## hdmi_ignore_cec_init +## Doesn't sent initial active source message. Avoids bringing +## (CEC enabled) TV out of standby and channel switch when rebooting. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Normal behaviour (Default) +## 1 Doesn't sent initial active source message +## +#hdmi_ignore_cec_init=1 + +## hdmi_ignore_cec +## Pretends CEC is not supported at all by TV. +## No CEC functions will be supported. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Normal behaviour (Default) +## 1 Pretend CEC is not supported by TV +## +#hdmi_ignore_cec=1 + +################################################################################ +## Overscan Video Settings +################################################################################ + +## overscan_left +## Number of pixels to skip on left +## +#overscan_left=0 + +## overscan_right +## Number of pixels to skip on right +## +#overscan_right=0 + +## overscan_top +## Number of pixels to skip on top +## +#overscan_top=0 + +## overscan_bottom +## Number of pixels to skip on bottom +## +#overscan_bottom=0 + +## disable_overscan +## Set to 1 to disable overscan +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Overscan Enabled (Default) +## 1 Overscan Disabled +## +#disable_overscan=1 + +################################################################################ +## Framebuffer Video Settings +################################################################################ + +## framebuffer_width +## Console framebuffer width in pixels. Default is display width minus +## overscan. +## +#framebuffer_width=0 + +## framebuffer_height +## Console framebuffer height in pixels. Default is display height minus +## overscan. +## +#framebuffer_height=0 + +## framebuffer_depth +## Console framebuffer depth in bits per pixel. +## +## Value Description +## ------------------------------------------------------------------------- +## 8 Valid, but default RGB palette makes an unreadable screen +## 16 (Default) +## 24 Looks better but has corruption issues as of 2012/06/15 +## 32 Has no corruption issues but needs framebuffer_ignore_alpha=1 +## and shows the wrong colors as of 2012/06/15 +## +#framebuffer_depth=16 + +## framebuffer_ignore_alpha +## Set to 1 to disable alpha channel. Helps with 32bit. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Enable Alpha Channel (Default) +## 1 Disable Alpha Channel +## +#framebuffer_ignore_alpha=0 + +################################################################################ +## General Video Settings +################################################################################ + +## display_rotate +## Rotate the display clockwise or flip the display. +## The 90 and 270 degrees rotation options require additional memory on GPU, +## so won't work with the 16M GPU split. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 0 degrees (Default) +## 1 90 degrees +## 2 180 degrees +## 3 270 degrees +## 0x10000 Horizontal flip +## 0x20000 Vertical flip +## +#display_rotate=0 + +################################################################################ +## Licensed Codecs +## +## Hardware decoding of additional codecs can be enabled by purchasing a +## license that is locked to the CPU serial number of your Raspberry Pi. +## +## Up to 8 licenses per CODEC can be specified as a comma seperated list. +## +################################################################################ + +## decode_MPG2 +## License key to allow hardware MPEG-2 decoding. +## +#decode_MPG2=0x12345678 + +## decode_WVC1 +## License key to allow hardware VC-1 decoding. +## +#decode_WVC1=0x12345678 + +################################################################################ +## Test Settings +################################################################################ + +## test_mode +## Enable test sound/image during boot for manufacturing test. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Disable Test Mod (Default) +## 1 Enable Test Mode +## +#test_mode=0 + +################################################################################ +## Memory Settings +################################################################################ + +## disable_l2cache +## Disable arm access to GPU's L2 cache. Needs corresponding L2 disabled +## kernel. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Enable L2 Cache (Default) +## 1 Disable L2 cache +## +#disable_l2cache=0 + +## gpu_mem +## GPU memory allocation in MB for all board revisions. +## +## Default 64 +## +#gpu_mem=128 + +## gpu_mem_256 +## GPU memory allocation in MB for 256MB board revision. +## This option overrides gpu_mem. +## +#gpu_mem_256=128 + +## gpu_mem_512 +## GPU memory allocation in MB for 512MB board revision. +## This option overrides gpu_mem. +## +#gpu_mem_512=128 + +## gpu_mem_1024 +## GPU memory allocation in MB for 1024MB board revision. +## This option overrides gpu_mem. +## +#gpu_mem_1024=128 + +################################################################################ +## Boot Option Settings +################################################################################ + +## disable_commandline_tags +## Stop start.elf from filling in ATAGS (memory from 0x100) before +## launching kernel +## +disable_commandline_tags=1 + +## cmdline (string) +## Command line parameters. Can be used instead of cmdline.txt file +## +#cmdline="" + +## kernel (string) +## Alternative name to use when loading kernel. +## +#kernel="" + +## kernel_address +## Address to load kernel.img file at +## +kernel_address=0x8000 + +## ramfsfile (string) +## ramfs file to load +## +#ramfsfile="" + +## ramfsaddr +## Address to load ramfs file at +## +#ramfsaddr=0x00000000 + +## initramfs (string address) +## ramfs file and address to load it at (it's like ramfsfile+ramfsaddr in +## one option). +## +## NOTE: this option uses different syntax than all other options - you +## should not use "=" character here. +## +#initramfs initramf.gz 0x00800000 + +## device_tree_address +## Address to load device_tree at +## +device_tree_address=0x100 + +## init_uart_baud +## Initial uart baud rate. +## +## Default 115200 +## +init_uart_baud=115200 + +## init_uart_clock +## Initial uart clock. +## +## Default 3000000 (3MHz) +## +init_uart_clock=3000000 + +## init_emmc_clock +## Initial emmc clock, increasing this can speedup your SD-card. +## +## Default 100000000 (100mhz) +## +#init_emmc_clock=100000000 + +## boot_delay +## Wait for a given number of seconds in start.elf before loading +## kernel.img. +## +## delay = (1000 * boot_delay) + boot_delay_ms +## +## Default 1 +## +#boot_delay=0 + +## boot_delay_ms +## Wait for a given number of milliseconds in start.elf before loading +## kernel.img. +## +## delay = (1000 * boot_delay) + boot_delay_ms +## +## Default 0 +## +#boot_delay_ms=0 + +## avoid_safe_mode +## Adding a jumper between pins 5 & 6 of P1 enables a recovery Safe Mode. +## If pins 5 & 6 are used for connecting to external devices (e.g. GPIO), +## then this setting can be used to ensure Safe Mode is not triggered. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Respect Safe Mode input (Default) +## 1 Ignore Safe Mode input +## +#avoid_safe_mode=1 + +################################################################################ +## Overclocking Settings +## +## ARM, SDRAM and GPU each have their own PLLs and can have unrelated +## frequencies. +## +## The GPU core, h264, v3d and isp share a PLL, so need to have related +## frequencies. +## pll_freq = floor(2400 / (2 * core_freq)) * (2 * core_freq) +## gpu_freq = pll_freq / [even number] +## +## The effective gpu_freq is automatically rounded to nearest even integer, so +## asking for core_freq = 500 and gpu_freq = 300 will result in divisor of +## 2000/300 = 6.666 => 6 and so 333.33MHz. +## +## +## Standard Profiles: +## arm_freq core_freq sdram_freq over_voltage +## ------------------------------------------------------------------------- +## None 700 250 400 0 +## Modest 800 300 400 0 +## Medium 900 333 450 2 +## High 950 450 450 6 +## Turbo 1000 500 500 6 +## +################################################################################ + +## force_turbo +## Control the kernel "ondemand" governor. It has no effect if no overclock +## settings are specified. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Enable dynamic clocks and voltage for the ARM core, GPU core and +## SDRAM (Default). +## Overclocking of h264_freq, v3d_freq and isp_freq is ignored. +## 1 Disable dynamic clocks and voltage for the ARM core, GPU core +## and SDRAM. +## Overclocking of h264_freq, v3d_freq and isp_freq is allowed. +## +#force_turbo=0 + +## initial_turbo +## Enables turbo mode from boot for the given value in seconds (up to 60) +## or until cpufreq sets a frequency. Can help with sdcard corruption if +## overclocked. +## +## Default 0 +## +#initial_turbo=0 + +## temp_limit +## Overheat protection. Sets clocks and voltages to default when the SoC +## reaches this Celsius value. +## Setting this higher than default voids warranty. +## +## Default 85 +## +#temp_limit=85 + +## arm_freq +## Frequency of ARM in MHz. +## +## Default 700. +## +#arm_freq=700 + +## arm_freq_min +## Minimum frequency of ARM in MHz (used for dynamic clocking). +## +## Default 700. +## +#arm_freq_min=700 + +## gpu_freq +## Sets core_freq, h264_freq, isp_freq, v3d_freq together. +## +## Default 250. +## +#gpu_freq=250 + +## core_freq +## Frequency of GPU processor core in MHz. It has an impact on ARM +## performance since it drives L2 cache. +## +## Default 250. +## +#core_freq=250 + +## core_freq_min +## Minimum frequency of GPU processor core in MHz (used for dynamic +## clocking). It has an impact on ARM performance since it drives L2 cache. +## +## Default 250. +## +#core_freq_min=250 + +## h264_freq +## Frequency of hardware video block in MHz. +## +## Default 250. +## +#h264_freq=250 + +## isp_freq +## Frequency of image sensor pipeline block in MHz. +## +## Default 250. +## +#isp_freq=250 + +## v3d_freq +## Frequency of 3D block in MHz. +## +## Default 250. +## +#v3d_freq=250 + +## sdram_freq +## Frequency of SDRAM in MHz. +## +## Default 400. +## +#sdram_freq=400 + +## sdram_freq_min +## Minimum frequency of SDRAM in MHz (used for dynamic clocking). +## +## Default 400. +## +#sdram_freq_min=400 + +## avoid_pwm_pll +## Unlink core_freq from the rest of the gpu. Analog audio should still +## work, but from a fractional divider, so lower quality. +## +## Value Description +## ------------------------------------------------------------------------- +## 0 Linked core_freq (Default) +## 1 Unlinked core_freq +## +#avoid_pwm_pll=1 + +################################################################################ +## Voltage Settings +################################################################################ + +## current_limit_override +## Disables SMPS current limit protection. Can help if you are currently +## hitting a reboot failure when overclocking too high. +## +#current_limit_override=0x5A000020 + +## over_voltage +## ARM/GPU core voltage adjust. +## +## Value Description +## ------------------------------------------------------------------------- +## -16 0.8 V +## -15 0.825 V +## -14 0.85 V +## -13 0.875 V +## -12 0.9 V +## -11 0.925 V +## -10 0.95 V +## -9 0.975 V +## -8 1.0 V +## -7 1.025 V +## -6 1.05 V +## -5 1.075 V +## -4 1.1 V +## -3 1.125 V +## -2 1.15 V +## -1 1.175 V +## 0 1.2 V (Default) +## 1 1.225 V +## 2 1.25 V +## 3 1.275 V +## 4 1.3 V +## 5 1.325 V +## 6 1.35 V +## 7 1.375 V (requires force_turbo=1) +## 8 1.4 V (requires force_turbo=1) +## +#over_voltage=0 + +## over_voltage_min +## Minimum ARM/GPU core voltage adjust (used for dynamic clocking). +## +## Value Description +## ------------------------------------------------------------------------- +## -16 0.8 V +## -15 0.825 V +## -14 0.85 V +## -13 0.875 V +## -12 0.9 V +## -11 0.925 V +## -10 0.95 V +## -9 0.975 V +## -8 1.0 V +## -7 1.025 V +## -6 1.05 V +## -5 1.075 V +## -4 1.1 V +## -3 1.125 V +## -2 1.15 V +## -1 1.175 V +## 0 1.2 V (Default) +## 1 1.225 V +## 2 1.25 V +## 3 1.275 V +## 4 1.3 V +## 5 1.325 V +## 6 1.35 V +## 7 1.375 V (requires force_turbo=1) +## 8 1.4 V (requires force_turbo=1) +## +#over_voltage_min=0 + +## over_voltage_sdram +## Sets over_voltage_sdram_c, over_voltage_sdram_i, over_voltage_sdram_p +## together +## +## Value Description +## ------------------------------------------------------------------------- +## -16 0.8 V +## -15 0.825 V +## -14 0.85 V +## -13 0.875 V +## -12 0.9 V +## -11 0.925 V +## -10 0.95 V +## -9 0.975 V +## -8 1.0 V +## -7 1.025 V +## -6 1.05 V +## -5 1.075 V +## -4 1.1 V +## -3 1.125 V +## -2 1.15 V +## -1 1.175 V +## 0 1.2 V (Default) +## 1 1.225 V +## 2 1.25 V +## 3 1.275 V +## 4 1.3 V +## 5 1.325 V +## 6 1.35 V +## 7 1.375 V +## 8 1.4 V +## +#over_voltage_sdram=0 + +## over_voltage_sdram_c +## SDRAM controller voltage adjust. +## +## Value Description +## ------------------------------------------------------------------------- +## -16 0.8 V +## -15 0.825 V +## -14 0.85 V +## -13 0.875 V +## -12 0.9 V +## -11 0.925 V +## -10 0.95 V +## -9 0.975 V +## -8 1.0 V +## -7 1.025 V +## -6 1.05 V +## -5 1.075 V +## -4 1.1 V +## -3 1.125 V +## -2 1.15 V +## -1 1.175 V +## 0 1.2 V (Default) +## 1 1.225 V +## 2 1.25 V +## 3 1.275 V +## 4 1.3 V +## 5 1.325 V +## 6 1.35 V +## 7 1.375 V +## 8 1.4 V +## +#over_voltage_sdram_c=0 + +## over_voltage_sdram_i +## SDRAM I/O voltage adjust. +## +## Value Description +## ------------------------------------------------------------------------- +## -16 0.8 V +## -15 0.825 V +## -14 0.85 V +## -13 0.875 V +## -12 0.9 V +## -11 0.925 V +## -10 0.95 V +## -9 0.975 V +## -8 1.0 V +## -7 1.025 V +## -6 1.05 V +## -5 1.075 V +## -4 1.1 V +## -3 1.125 V +## -2 1.15 V +## -1 1.175 V +## 0 1.2 V (Default) +## 1 1.225 V +## 2 1.25 V +## 3 1.275 V +## 4 1.3 V +## 5 1.325 V +## 6 1.35 V +## 7 1.375 V +## 8 1.4 V +## +#over_voltage_sdram_i=0 + +## over_voltage_sdram_p +## SDRAM phy voltage adjust. +## +## Value Description +## ------------------------------------------------------------------------- +## -16 0.8 V +## -15 0.825 V +## -14 0.85 V +## -13 0.875 V +## -12 0.9 V +## -11 0.925 V +## -10 0.95 V +## -9 0.975 V +## -8 1.0 V +## -7 1.025 V +## -6 1.05 V +## -5 1.075 V +## -4 1.1 V +## -3 1.125 V +## -2 1.15 V +## -1 1.175 V +## 0 1.2 V (Default) +## 1 1.225 V +## 2 1.25 V +## 3 1.275 V +## 4 1.3 V +## 5 1.325 V +## 6 1.35 V +## 7 1.375 V +## 8 1.4 V +## +#over_voltage_sdram_p=0 + +################################################################################ +## Device Tree Settings +################################################################################ + +dtparam=random=on,watchdog=on,audio=on,i2c0=on,i2c1=on,spi=on + +#dtoverlay=hifiberry-amp-overlay +#dtoverlay=hifiberry-dac-overlay +#dtoverlay=hifiberry-dacplus-overlay +#dtoverlay=hifiberry-digi-overlay +#dtoverlay=iqaudio-dac-overlay +#dtoverlay=iqaudio-dacplus-overlay +#dtoverlay=raspidac3-overlay +#dtoverlay=rpi-proto-overlay |