add console and mem env to boot to linux kernel
Signed-off-by: Jim Liu JJLIU0@nuvoton.com --- board/nuvoton/poleg_evb/poleg_evb.c | 7 +++++++ include/configs/poleg.h | 2 ++ 2 files changed, 9 insertions(+)
diff --git a/board/nuvoton/poleg_evb/poleg_evb.c b/board/nuvoton/poleg_evb/poleg_evb.c index aef142a881..2052af6649 100644 --- a/board/nuvoton/poleg_evb/poleg_evb.c +++ b/board/nuvoton/poleg_evb/poleg_evb.c @@ -6,6 +6,7 @@
#include <common.h> #include <dm.h> +#include <env.h> #include <asm/io.h> #include <asm/arch/gcr.h> #include <asm/mach-types.h> @@ -19,6 +20,7 @@ int board_init(void)
int dram_init(void) { + char value[32]; struct npcm_gcr *gcr = (struct npcm_gcr *)NPCM_GCR_BA;
int ramsize = (readl(&gcr->intcr3) >> 8) & 0x7; @@ -44,5 +46,10 @@ int dram_init(void) break; }
+ if (gd->ram_size > 0) { + sprintf(value, "%ldM", (gd->ram_size / 0x100000)); + env_set("mem", value); + } + return 0; } diff --git a/include/configs/poleg.h b/include/configs/poleg.h index c3f1d3393c..1e96e838be 100644 --- a/include/configs/poleg.h +++ b/include/configs/poleg.h @@ -27,6 +27,8 @@ "eth1addr=00:00:F7:A0:00:FD\0" \ "eth2addr=00:00:F7:A0:00:FE\0" \ "eth3addr=00:00:F7:A0:00:FF\0" \ + "console=ttyS0,115200n8\0" \ + "earlycon=uart8250,mmio32,0xf0000000\0" \ "common_bootargs=setenv bootargs earlycon=${earlycon} root=/dev/ram " \ "console=${console} mem=${mem} ramdisk_size=48000 basemac=${ethaddr}\0" \ "sd_prog=fatload mmc 0 10000000 image-bmc; cp.b 10000000 80000000 ${filesize}\0" \