ARM: 7932/1: bcm: Add DEBUG_LL console support

This patch adds low level debug uart support to Broadcom mobile based
SOCs.

Signed-off-by: Christian Daudt <bcm@fixthebug.org>
Tested-by: Markus Mayer <markus.mayer@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Tested-by: Matt Porter <mporter@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 5765abf5ce84576d8de31df83d709160905d7b19..7f0708c238eab5b686b4a6a1d12a02e7de2da42e 100644 (file)
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -94,6 +94,17 @@ choice
                depends on ARCH_BCM2835
                select DEBUG_UART_PL01X
 
+       config DEBUG_BCM_KONA_UART
+               bool "Kernel low-level debugging messages via BCM KONA UART"
+               depends on ARCH_BCM
+               select DEBUG_UART_8250
+               help
+                 Say Y here if you want kernel low-level debugging support
+                 on Broadcom SoC platforms.
+                 This low level debug works for Broadcom
+                 mobile SoCs in the Kona family of chips (e.g. bcm28155,
+                 bcm11351, etc...)
+
        config DEBUG_CLPS711X_UART1
                bool "Kernel low-level debugging messages via UART1"
                depends on ARCH_CLPS711X
@@ -988,6 +999,7 @@ config DEBUG_UART_PHYS
        default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2
        default 0x20068000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3
        default 0x20201000 if DEBUG_BCM2835
+       default 0x3e000000 if DEBUG_BCM_KONA_UART
        default 0x4000e400 if DEBUG_LL_UART_EFM32
        default 0x40090000 if ARCH_LPC32XX
        default 0x40100000 if DEBUG_PXA_UART1
@@ -1049,6 +1061,7 @@ config DEBUG_UART_VIRT
        default 0xfe018000 if DEBUG_MMP_UART3
        default 0xfe100000 if DEBUG_IMX23_UART || DEBUG_IMX28_UART
        default 0xfe230000 if DEBUG_PICOXCELL_UART
+       default 0xfe300000 if DEBUG_BCM_KONA_UART
        default 0xfe800000 if ARCH_IOP32X
        default 0xfeb00000 if DEBUG_HI3620_UART || DEBUG_HI3716_UART
        default 0xfeb24000 if DEBUG_RK3X_UART0
@@ -1091,7 +1104,8 @@ config DEBUG_UART_8250_WORD
        default y if DEBUG_PICOXCELL_UART || DEBUG_SOCFPGA_UART || \
                ARCH_KEYSTONE || \
                DEBUG_DAVINCI_DMx_UART0 || DEBUG_DAVINCI_DA8XX_UART1 || \
-               DEBUG_DAVINCI_DA8XX_UART2 || DEBUG_DAVINCI_TNETV107X_UART1
+               DEBUG_DAVINCI_DA8XX_UART2 || DEBUG_DAVINCI_TNETV107X_UART1 || \
+               DEBUG_BCM_KONA_UART
 
 config DEBUG_UART_8250_FLOW_CONTROL
        bool "Enable flow control for 8250 UART"