Both BCM63xx SPI drivers enable auto_runtime_pm, but they don't call pm_runtime_enable(), which results in "Failed to power device" when PM support is enabled.
Álvaro Fernández Rojas (2): spi: bcm63xx-spi: fix pm_runtime spi: bcm63xx-hsspi: fix pm_runtime drivers/spi/spi-bcm63xx-hsspi.c | 7 ++++++- drivers/spi/spi-bcm63xx.c | 6 +++++- 2 files changed, 11 insertions(+), 2 deletions(-) -- 2.20.1