From: Andre Przywara Date: Fri, 24 May 2013 13:47:30 +0000 (+0200) Subject: arm/early-printk: add Calxeda Midway UART support X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~6779 X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22Dat/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22Dat?a=commitdiff_plain;h=b339d34409a8d2c1083e2c362ef14c8fdcd81106;p=xen.git arm/early-printk: add Calxeda Midway UART support With the help of the previous patches add a stanza to xen/arch/arm/Rules.mk to specify the UART configuration of the Calxeda Midway machine. The information has been taken from the Linux kernel's .dts file. This can be enabled by adding "CONFIG_EARLY_PRINTK=midway" to Config.mk. Signed-off-by: Andre Przywara Reviewed-by: Julien Grall Acked-by: Ian Campbell --- diff --git a/docs/misc/arm/early-printk.txt b/docs/misc/arm/early-printk.txt index e423cc4b54..fbc32087d8 100644 --- a/docs/misc/arm/early-printk.txt +++ b/docs/misc/arm/early-printk.txt @@ -11,6 +11,7 @@ CONFIG_EARLY_PRINTK=mach where mach is the name of the machine: - vexpress: printk with pl011 for versatile express - exynos5250: printk with the second UART + - midway: printk with the pl011 on Calxeda Midway processors - fastmodel: printk on ARM Fastmodel software emulators The base address and baud rate is hardcoded in xen/arch/arm/Rules.mk, diff --git a/xen/arch/arm/Rules.mk b/xen/arch/arm/Rules.mk index d010c69eea..422ed04cbe 100644 --- a/xen/arch/arm/Rules.mk +++ b/xen/arch/arm/Rules.mk @@ -59,6 +59,11 @@ EARLY_PRINTK_INIT_UART := y EARLY_PRINTK_BAUD := 115200 EARLY_UART_BASE_ADDRESS := 0x12c20000 endif +ifeq ($(CONFIG_EARLY_PRINTK), midway) +EARLY_PRINTK_INC := pl011 +EARLY_PRINTK_BAUD := 115200 +EARLY_UART_BASE_ADDRESS := 0xfff36000 +endif ifneq ($(EARLY_PRINTK_INC),) EARLY_PRINTK := y