Prior to commit 93b283d49f93 ("ARM: CPU: arm926ejs: Consolidate cache routines to common file") the kirkwood boards didn't have and dcache support. The network and usb drivers rely on this. Set CONFIG_SYS_DCACHE_OFF in the Kirkwood specific config.h.
Reported-by: Leigh Brown leigh@solinno.co.uk Signed-off-by: Chris Packham judge.packham@gmail.com ---
Changes in v2: - expand the comment in config.h to provide more info
arch/arm/mach-kirkwood/include/mach/config.h | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm/mach-kirkwood/include/mach/config.h b/arch/arm/mach-kirkwood/include/mach/config.h index fcd903887bff..aea60688c2d3 100644 --- a/arch/arm/mach-kirkwood/include/mach/config.h +++ b/arch/arm/mach-kirkwood/include/mach/config.h @@ -26,6 +26,12 @@ #define CONFIG_KIRKWOOD_EGIGA_INIT /* Enable GbePort0/1 for kernel */ #define CONFIG_KIRKWOOD_RGMII_PAD_1V8 /* Set RGMII Pad voltage to 1.8V */ #define CONFIG_KIRKWOOD_PCIE_INIT /* Enable PCIE Port0 for kernel */ +/* + * Disable the dcache. Currently the network driver (mvgbe.c) and USB + * EHCI driver (ehci-marvell.c) and possibly others rely on the data + * cache being disabled. + */ +#define CONFIG_SYS_DCACHE_OFF
/* * By default kwbimage.cfg from board specific folder is used