[PATCH v5 11/12] dm: core: Split SIMPLE_PM_BUS into phases

Markus Schneider-Pargmann (TI) msp at baylibre.com
Fri Apr 10 15:31:51 CEST 2026


Similar to SIMPLE_BUS, create a SPL_SIMPLE_PM_BUS additional to the
SIMPLE_PM_BUS. Most boards will not need SIMPLE_PM_BUS in SPL.

This is currently needed to reduce the SPL size for beagle bone black
with OF_UPSTREAM enabled.

Signed-off-by: Markus Schneider-Pargmann (TI) <msp at baylibre.com>
---
 drivers/core/Kconfig  | 8 ++++++++
 drivers/core/Makefile | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/core/Kconfig b/drivers/core/Kconfig
index 5419bf65b5d653464f8bf958382ede30954d6402..0471e2977d0a993afcafee11874d43016d6738b4 100644
--- a/drivers/core/Kconfig
+++ b/drivers/core/Kconfig
@@ -342,6 +342,14 @@ config SIMPLE_PM_BUS
 	  Supports the 'simple-pm-bus' driver, which is used for busses that
 	  have power domains and/or clocks which need to be enabled before use.
 
+config SPL_SIMPLE_PM_BUS
+	bool "Support simple-pm-bus driver in SPL"
+	depends on SPL_DM && SPL_OF_CONTROL && SPL_CLK && SPL_POWER_DOMAIN
+	help
+	  Supports the 'simple-pm-bus' driver, which is used for busses that
+	  have power domains and/or clocks which need to be enabled before use,
+	  in SPL.
+
 config OF_TRANSLATE
 	bool "Translate addresses using fdt_translate_address"
 	depends on DM && OF_CONTROL
diff --git a/drivers/core/Makefile b/drivers/core/Makefile
index a549890c22b997a8c3e7cd6ab08b2ed2ac7994b2..1073c26b2ed0009e15ccca0bac93a64d882f0df9 100644
--- a/drivers/core/Makefile
+++ b/drivers/core/Makefile
@@ -7,7 +7,7 @@ obj-$(CONFIG_$(PHASE_)ACPIGEN) += acpi.o
 obj-$(CONFIG_$(PHASE_)DEVRES) += devres.o
 obj-$(CONFIG_$(PHASE_)DM_DEVICE_REMOVE)	+= device-remove.o
 obj-$(CONFIG_$(PHASE_)SIMPLE_BUS)	+= simple-bus.o
-obj-$(CONFIG_SIMPLE_PM_BUS)	+= simple-pm-bus.o
+obj-$(CONFIG_$(PHASE_)SIMPLE_PM_BUS)	+= simple-pm-bus.o
 obj-$(CONFIG_DM)	+= dump.o
 obj-$(CONFIG_$(PHASE_)REGMAP)	+= regmap.o
 obj-$(CONFIG_$(PHASE_)SYSCON)	+= syscon-uclass.o

-- 
2.53.0



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