[PATCH RFC 0/6] Speakers for Pixel 3 / 3 XL

From: David Heidelberg via B4 Relay

Date: Sun Jul 05 2026 - 16:11:04 EST


This series address:

0. demistify the hex to BIT() macro and add left/right rx spk
1. most likely wrongly set DSP_B in sdm845.c
my guess this is because TDM was never used in the mainline with
sdm845
2. applying correct mask to left/right speaker for the TDM in sdm845.c,
so both speakers can work simultaneusly
3. setting sysclk at startups, which some codecs need (such as cs35l36)
4. setting proper tdm slot in the cs35l36 driver
5. device-tree wiring for Pixel 3 / 3 XL

Consider my knowledge here limited, thus sending RFC. Some parts we're
heavily assisted by LLM - I believe I understand what I'm doing, but
my knowledge within audio realm is limited.

David

Signed-off-by: David Heidelberg <david@xxxxxxx>
---
David Heidelberg (6):
ASoC: qcom: sdm845: Demystify TDM masks a bit
ASoC: qcom: sdm845: use DSP_A format for TDM codec DAIs
ASoC: qcom: sdm845: Use per-speaker RX masks for TDM slot assignment
ASoC: qcom: sdm845: Set codec dai and component sysclk during startup
ASoC: cs35l36: Implement set_tdm_slot to program RX slot register
arm64: dts: qcom: sdm845-google: Add basic audio support

arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi | 133 ++++++++++++++++++++-
sound/soc/codecs/cs35l36.c | 16 +++
sound/soc/qcom/sdm845.c | 46 +++++--
3 files changed, 183 insertions(+), 12 deletions(-)
---
base-commit: 2b763db0c2763d6bf73d7d3e69665222d1f377cf
change-id: 20260613-pixel3-audio-bdbfb49e8037

Best regards,
--
David Heidelberg <david@xxxxxxx>