From b82837c772c3a1d8778295ab094cf46ecddc8057 Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Mon, 24 Mar 2014 05:16:02 +0400 Subject: [PATCH] xtensa: configure kc705 for highmem Enable all memory available on KC705 (1G - 128M) by default. Update memory node in DTS and also limit usable memory in bootargs in case memmap is passed from the bootloader. Signed-off-by: Max Filippov --- arch/xtensa/boot/dts/kc705.dts | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/xtensa/boot/dts/kc705.dts b/arch/xtensa/boot/dts/kc705.dts index 742a347..c4d17a3 100644 --- a/arch/xtensa/boot/dts/kc705.dts +++ b/arch/xtensa/boot/dts/kc705.dts @@ -4,8 +4,11 @@ / { compatible = "cdns,xtensa-kc705"; + chosen { + bootargs = "earlycon=uart8250,mmio32,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x38000000"; + }; memory@0 { device_type = "memory"; - reg = <0x00000000 0x08000000>; + reg = <0x00000000 0x38000000>; }; }; -- 2.7.4