[PATCH net-next 0/5] net: phy: broadcom: IDDQ-SR mode

From: Florian Fainelli
Date: Mon Sep 20 2021 - 22:04:27 EST


This patch series adds support for the IDDQ with soft recovery mode
which allows power savings of roughly 150mW compared to a simple
BMCR.PDOWN power off (called standby power down in Broadcom datasheets).

In order to leverage these modes we add a new PHY driver flags for
drivers to opt-in for that behavior, the PHY driver is modified to do
the appropriate programming and the PHYs on which this was tested get
updated to have an appropriate suspend/resume set of functions.

Florian Fainelli (5):
net: phy: broadcom: Add IDDQ-SR mode
net: phy: broadcom: Wire suspend/resume for BCM50610 and BCM50610M
net: phy: broadcom: Utilize appropriate suspend for BCM54810/11
net: bcmgenet: Request APD, DLL disable and IDDQ-SR
net: dsa: bcm_sf2: Request APD, DLL disable and IDDQ-SR

drivers/net/dsa/bcm_sf2.c | 4 +-
drivers/net/ethernet/broadcom/genet/bcmmii.c | 4 +-
drivers/net/phy/broadcom.c | 59 +++++++++++++++++++-
include/linux/brcmphy.h | 8 +++
4 files changed, 71 insertions(+), 4 deletions(-)

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2.25.1