Qualcomm Glossary: Difference between revisions
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'''ADSP''' - Audio Digital Signal Processor | '''ADSP''' - Audio Digital Signal Processor | ||
'''AOSS''' - Always-On Subsystem | |||
'''APR''' - Asynchronous Packet Router | |||
== B == | == B == | ||
'''BAM''' - Block Address Mode | |||
'''BLSP''' - BAM-enabled Low Speed Peripheral (I2C, SPI and UARTs) | '''BLSP''' - BAM-enabled Low Speed Peripheral (I2C, SPI and UARTs) | ||
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'''CCI''' - (Core Cluster/Cache Coherent) Interconnect (NOT msm_bus/interconnect) OR Camera Control Interface | '''CCI''' - (Core Cluster/Cache Coherent) Interconnect (NOT msm_bus/interconnect) OR Camera Control Interface | ||
== D == | |||
'''DSI''' - Display Serial Interface | |||
== G == | == G == |
Revision as of 05:17, 7 July 2020
List of inscrutable Qualcomm terms and acronyms. Please contribute - links save seconds, definitions save minutes, explanations save hours days weeks!
A
ADSP - Audio Digital Signal Processor
AOSS - Always-On Subsystem
APR - Asynchronous Packet Router
B
BAM - Block Address Mode
BLSP - BAM-enabled Low Speed Peripheral (I2C, SPI and UARTs)
C
CAMSS - Camera Subsystem
CCI - (Core Cluster/Cache Coherent) Interconnect (NOT msm_bus/interconnect) OR Camera Control Interface
D
DSI - Display Serial Interface
G
GCC - Global Clock Controller
- Kernel docs: qcom,gcc.txt
- DT Bindings: qcom,gcc.yaml
GENI - Generic Interface
- Kernel docs: qcom,geni-se.txt
GLINK
- Fifo based mechanism for communication between subsystems on Qualcomm platforms
- Kernel docs: qcom,glink.txt
M
MDSS - Mobile Display Subsystem
MDP - Mobile Display Protocol
MMCC - MultiMedia Clock Controller
MSM - Mobile Station Modem
Q
QCOM - Qualcomm
QTI - Qualcomm Technologies Incorporated
QUP - Qualcomm Universal Peripheral
- Kernel docs: qcom,spi-qup.txt, qcom,i2c-qup.txt,
- See also: # GENI
R
RPM - Resource Power Manager
- Allows each component in the system to vote for resources such as clocks, regulators, and bus frequencies
- Not to be confused with RPMSG
- Controlled with the
"rpm_requests"
SMD channel, either over #GLINK or #SMD - Kernel docs: qcom-rpm.txt
RPMCC - #RPM Clock Controller
RPMH - RPM Hardened (used in newer SoCs, like sdm845)
RPMPD - RPM Power Domains
S
SC - Snapdragon Compute(r?)
SDM - Snapdragon Mobile
SMD - Shared Memory Device
T
TLMM - Top Level Mode Multiplexer
- Main SoC pin controller
TCSR - Top Control and Status Register
- Provides access for configuration and mux settings for a variety of peripherals.
- Kernel docs: qcom,tcsr.txt