[PATCH v8 03/11] ARM: brcmstb: add debug UART for earlyprintk support

Brian Norris
2014-07-21T21:07:58Z

From: Marc Carino <marc.ceeeee@gmail.com>

Add the UART definitions needed to support earlyprintk on brcmstb machines.

Signed-off-by: Marc Carino <marc.ceeeee@gmail.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
arch/arm/Kconfig.debug | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 8f90595069a1..89c06a8e810c 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -130,6 +130,17 @@ choice
Say Y here if you want kernel low-level debugging support
on Marvell Berlin SoC based platforms.

+ config DEBUG_BRCMSTB_UART
+ bool "Use BRCMSTB UART for low-level debug"
+ depends on ARCH_BRCMSTB
+ select DEBUG_UART_8250
+ help
+ Say Y here if you want the debug print routines to direct
+ their output to the first serial port on these devices.
+
+ If you have a Broadcom STB chip and would like early print
+ messages to appear over the UART, select this option.
+
config DEBUG_CLPS711X_UART1
bool "Kernel low-level debugging messages via UART1"
depends on ARCH_CLPS711X
@@ -1088,6 +1099,7 @@ config DEBUG_UART_PHYS
default 0xd4018000 if DEBUG_MMP_UART3
default 0xe0000000 if ARCH_SPEAR13XX
default 0xf0000be0 if ARCH_EBSA110
+ default 0xf040ab00 if DEBUG_BRCMSTB_UART
default 0xf1012000 if DEBUG_MVEBU_UART_ALTERNATE
default 0xf1012000 if ARCH_DOVE || ARCH_KIRKWOOD || ARCH_MV78XX0 || \
ARCH_ORION5X
@@ -1133,6 +1145,7 @@ config DEBUG_UART_VIRT
default 0xfa71e000 if DEBUG_QCOM_UARTDM
default 0xfb009000 if DEBUG_REALVIEW_STD_PORT
default 0xfb10c000 if DEBUG_REALVIEW_PB1176_PORT
+ default 0xfc40ab00 if DEBUG_BRCMSTB_UART
default 0xfd000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX
default 0xfd000000 if ARCH_SPEAR13XX
default 0xfd012000 if ARCH_MV78XX0
@@ -1186,7 +1199,8 @@ config DEBUG_UART_8250_WORD
ARCH_KEYSTONE || \
DEBUG_DAVINCI_DMx_UART0 || DEBUG_DAVINCI_DA8XX_UART1 || \
DEBUG_DAVINCI_DA8XX_UART2 || \
- DEBUG_BCM_KONA_UART
+ DEBUG_BCM_KONA_UART || \
+ DEBUG_BRCMSTB_UART

config DEBUG_UART_8250_FLOW_CONTROL
bool "Enable flow control for 8250 UART"
--
1.9.1