bus: Optionally include TI sysc driver in SPL/TPL

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@sancloud.com>

diff --git a/drivers/Makefile b/drivers/Makefile
index ac2d83a..6f1de58 100644 (file)
--- 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 c607d24..e60aa72 100644 (file)
--- 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 a2e71c7..0802b96 100644 (file)
--- 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