MIPS: BCM47XX: Select SYS_SUPPORTS_HIGHMEM for BCM47XX_BCMA

It seems that bcm47xx can handle only 128 MiB of RAM directly. There
are few devices with 256 MiB, but Broadcom's SDK uses highmem to handle
anything above 128 MiB.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Patchwork: https://patchwork.linux-mips.org/patch/7101/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig
index 0375163b05b0e9f44886a32f26678abf3090904d..fc21d3659fa049db43cf5c90f228c1788560db76 100644 (file)
--- a/arch/mips/bcm47xx/Kconfig
+++ b/arch/mips/bcm47xx/Kconfig
@@ -20,6 +20,7 @@ config BCM47XX_SSB
 config BCM47XX_BCMA
        bool "BCMA Support for Broadcom BCM47XX"
        select SYS_HAS_CPU_MIPS32_R2
+       select SYS_SUPPORTS_HIGHMEM
        select CPU_MIPSR2_IRQ_VI
        select BCMA
        select BCMA_HOST_SOC