Arthur Heymans has submitted this change. ( https://review.coreboot.org/c/coreboot/+/44388 )
Change subject: soc/ti/am335x: Map useable RAM ......................................................................
soc/ti/am335x: Map useable RAM
Maps the useable RAM so that it can be used for booting a payload.
TEST: Booted a simple ELF payload (that just flashes LEDs) on the Beaglebone Black.
Change-Id: I7f657c97e4753071c90ba8ca800a96108807e6b9 Signed-off-by: Sam Lewis sam.vr.lewis@gmail.com Reviewed-on: https://review.coreboot.org/c/coreboot/+/44388 Reviewed-by: Patrick Rudolph siro@das-labor.org Reviewed-by: Arthur Heymans arthur@aheymans.xyz Tested-by: build bot (Jenkins) no-reply@coreboot.org --- M src/soc/ti/am335x/soc.c 1 file changed, 8 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Patrick Rudolph: Looks good to me, approved Arthur Heymans: Looks good to me, approved
diff --git a/src/soc/ti/am335x/soc.c b/src/soc/ti/am335x/soc.c index 0362ed9..99c651f 100644 --- a/src/soc/ti/am335x/soc.c +++ b/src/soc/ti/am335x/soc.c @@ -1,7 +1,15 @@ /* SPDX-License-Identifier: GPL-2.0-only */
#include <device/device.h> +#include <symbols.h> +#include <bootmem.h> + +static void soc_enable(struct device *dev) +{ + ram_resource(dev, 0, (uintptr_t)_dram / KiB, CONFIG_DRAM_SIZE_MB * MiB / KiB); +}
struct chip_operations soc_ti_am335x_ops = { CHIP_NAME("TI AM335X") + .enable_dev = soc_enable, };