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 --- 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