Provide the DTB to allow devices to be probed from there, instead of board code. Signed-off-by: Lucas Stach <dev@xxxxxxxxxx> --- arch/arm/boards/avnet-zedboard/lowlevel.c | 8 +++++++- arch/arm/dts/Makefile | 1 + arch/arm/dts/zynq-zed.dts | 7 +++++++ 3 files changed, 15 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/zynq-zed.dts diff --git a/arch/arm/boards/avnet-zedboard/lowlevel.c b/arch/arm/boards/avnet-zedboard/lowlevel.c index cf3c4ebd0c7e..ae279e4e64af 100644 --- a/arch/arm/boards/avnet-zedboard/lowlevel.c +++ b/arch/arm/boards/avnet-zedboard/lowlevel.c @@ -27,8 +27,13 @@ #define PLL_DDR_LOCK (1 << 1) #define PLL_IO_LOCK (1 << 2) +extern char __dtb_zynq_zed_start[]; + void __naked barebox_arm_reset_vector(uint32_t r0, uint32_t r1, uint32_t r2) { + + void *fdt = __dtb_zynq_zed_start + get_runtime_offset(); + /* open sesame */ writel(0x0000DF0D, ZYNQ_SLCR_UNLOCK); @@ -257,5 +262,6 @@ void __naked barebox_arm_reset_vector(uint32_t r0, uint32_t r1, uint32_t r2) writel(0x0000767B, ZYNQ_SLCR_LOCK); arm_cpu_lowlevel_init(); - barebox_arm_entry(0, SZ_512M, NULL); + + barebox_arm_entry(0, SZ_512M, fdt); } diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 294a0bfa5525..c097c10186a4 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -143,5 +143,6 @@ lwl-dtb-$(CONFIG_MACH_ZII_IMX7D_DEV) += imx7d-zii-rpu2.dtb.o imx7d-zii-rmu2.dtb. lwl-dtb-$(CONFIG_MACH_WAGO_PFC_AM35XX) += am35xx-pfc-750_820x.dtb.o lwl-dtb-$(CONFIG_MACH_LS1046ARDB) += fsl-ls1046a-rdb.dtb.o lwl-dtb-$(CONFIG_MACH_TQMLS1046A) += fsl-tqmls1046a-mbls10xxa.dtb.o +lwl-dtb-$(CONFIG_MACH_ZEDBOARD) += zynq-zed.dtb.o clean-files := *.dtb *.dtb.S .*.dtc .*.pre .*.dts *.dtb.lzo diff --git a/arch/arm/dts/zynq-zed.dts b/arch/arm/dts/zynq-zed.dts new file mode 100644 index 000000000000..52d68332499a --- /dev/null +++ b/arch/arm/dts/zynq-zed.dts @@ -0,0 +1,7 @@ +#include <arm/zynq-zed.dts> + +/ { + chosen { + stdout-path = &uart1; + }; +}; -- 2.23.0 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox