ARM: LPC32xx: Ethernet support

This patch adds ethernet support to the LPC32xx ARM architecture. The actual
driver in drivers/net is contained in a separate patch.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/arm/mach-lpc32xx/Kconfig b/arch/arm/mach-lpc32xx/Kconfig
index fde663508696..75946ac89ee9 100644
--- a/arch/arm/mach-lpc32xx/Kconfig
+++ b/arch/arm/mach-lpc32xx/Kconfig
@@ -29,5 +29,30 @@ config ARCH_LPC32XX_UART6_SELECT
 
 endmenu
 
+menu "LPC32XX chip components"
+
+config ARCH_LPC32XX_IRAM_FOR_NET
+        bool "Use IRAM for network buffers"
+        default y
+        help
+          Say Y here to use the LPC internal fast IRAM (i.e. 256KB SRAM) as
+          network buffer.  If the total combined required buffer sizes is
+          larger than the size of IRAM, then SDRAM will be used instead.
+
+          This can be enabled safely if the IRAM is not intended for other
+          uses.
+
+config ARCH_LPC32XX_MII_SUPPORT
+        bool "Check to enable MII support or leave disabled for RMII support"
+        help
+          Say Y here to enable MII support, or N for RMII support. Regardless of
+          which support is selected, the ethernet interface driver needs to be
+          selected in the device driver networking section.
+
+          The PHY3250 reference board uses RMII, so users of this board should
+          say N.
+
+endmenu
+
 endif