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 ac2d83af4e3f5173d0c8f0006ed2037a82690c8e..6f1de58e003068197a3a52f16e8a205ec1e7fe73 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 c607d24ecf60a9309c3a14223de2ec179812d380..e60aa722b97f111be3abe76e395792a1c3ab1b3d 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 a2e71c7b3b529515f9dd5cf5550283489d0401a1..0802b9666bfc917abade4155a5bc82aeffd29eb3 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