[PATCH v2 3/9] bus: Optionally include TI sysc driver in SPL/TPL

[Paul Barker]

The TI sysc bus driver is required to allow access to the SPI bus on
am335x platforms. To support SPI boot this driver needs to be enabled in
the SPL/TPL as appropriate.

Signed-off-by: Paul Barker <paul.barker at sancloud.com>
---
 drivers/Makefile     | 2 +-
 drivers/bus/Kconfig  | 7 +++++++
 drivers/bus/Makefile | 5 ++++-
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/Makefile b/drivers/Makefile
index ac2d83af4e3f..6f1de58e0030 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -37,6 +37,7 @@ obj-$(CONFIG_$(SPL_)SYSINFO) += sysinfo/
 obj-$(CONFIG_$(SPL_TPL_)TPM) += tpm/
 obj-$(CONFIG_XEN) += xen/
 obj-$(CONFIG_$(SPL_)FPGA) += fpga/
+obj-y += bus/
 
 ifndef CONFIG_TPL_BUILD
 ifndef CONFIG_VPL_BUILD
@@ -77,7 +78,6 @@ ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TPL_BUILD),)
 
 obj-y += adc/
 obj-y += ata/
-obj-y += bus/
 obj-$(CONFIG_DM_DEMO) += demo/
 obj-$(CONFIG_BIOSEMU) += bios_emulator/
 obj-y += block/
diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
index c607d24ecf60..e60aa722b97f 100644
--- a/drivers/bus/Kconfig
+++ b/drivers/bus/Kconfig
@@ -18,6 +18,13 @@ config TI_SYSC
 	  Generic driver for Texas Instruments interconnect target module
 	  found on many TI SoCs.
 
+config SPL_TI_SYSC
+	bool "Support TI sysc interconnect in SPL"
+	depends on SPL_DM && TI_SYSC
+	help
+	  Generic driver for Texas Instruments interconnect target module
+	  found on many TI SoCs.
+
 config UNIPHIER_SYSTEM_BUS
 	bool "UniPhier System Bus driver"
 	depends on ARCH_UNIPHIER
diff --git a/drivers/bus/Makefile b/drivers/bus/Makefile
index a2e71c7b3b52..0802b9666bfc 100644
--- a/drivers/bus/Makefile
+++ b/drivers/bus/Makefile
@@ -3,6 +3,9 @@
 # Makefile for the bus drivers.
 #
 
+ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TPL_BUILD),)
 obj-$(CONFIG_TI_PWMSS)	+= ti-pwmss.o
-obj-$(CONFIG_TI_SYSC)	+= ti-sysc.o
 obj-$(CONFIG_UNIPHIER_SYSTEM_BUS) += uniphier-system-bus.o
+endif
+
+obj-$(CONFIG_$(SPL_)TI_SYSC)	+= ti-sysc.o
-- 
2.25.1