Merge tag 'multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

[can-eth-gw-linux.git] / arch / arm / Kconfig.debug

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 512b394385484d6ff6fcc6928d1f78ddc85ecbb5..661030d6bc6c3d10f3ca35f6b8125d21adac7389 100644 (file)
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -379,6 +379,13 @@ choice
                  Say Y here if you want kernel low-level debugging support
                  on Allwinner A1X based platforms on the UART1.
 
+       config DEBUG_TEGRA_UART
+               depends on ARCH_TEGRA
+               bool "Use Tegra UART for low-level debug"
+               help
+                 Say Y here if you want kernel low-level debugging support
+                 on Tegra based platforms.
+
        config DEBUG_VEXPRESS_UART0_DETECT
                bool "Autodetect UART0 on Versatile Express Cortex-A core tiles"
                depends on ARCH_VEXPRESS && CPU_CP15_MMU
@@ -452,6 +459,36 @@ config DEBUG_IMX6Q_UART_PORT
          Choose UART port on which kernel low-level debug messages
          should be output.
 
+choice
+       prompt "Low-level debug console UART"
+       depends on DEBUG_LL && DEBUG_TEGRA_UART
+
+       config TEGRA_DEBUG_UART_AUTO_ODMDATA
+       bool "Via ODMDATA"
+       help
+         Automatically determines which UART to use for low-level debug based
+         on the ODMDATA value. This value is part of the BCT, and is written
+         to the boot memory device using nvflash, or other flashing tool.
+         When bits 19:18 are 3, then bits 17:15 indicate which UART to use;
+         0/1/2/3/4 are UART A/B/C/D/E.
+
+       config TEGRA_DEBUG_UARTA
+               bool "UART A"
+
+       config TEGRA_DEBUG_UARTB
+               bool "UART B"
+
+       config TEGRA_DEBUG_UARTC
+               bool "UART C"
+
+       config TEGRA_DEBUG_UARTD
+               bool "UART D"
+
+       config TEGRA_DEBUG_UARTE
+               bool "UART E"
+
+endchoice
+
 config DEBUG_LL_INCLUDE
        string
        default "debug/icedcc.S" if DEBUG_ICEDCC
@@ -469,6 +506,8 @@ config DEBUG_LL_INCLUDE
        default "debug/sunxi.S" if DEBUG_SUNXI_UART0 || DEBUG_SUNXI_UART1
        default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT || \
                DEBUG_VEXPRESS_UART0_CA9 || DEBUG_VEXPRESS_UART0_RS1
+       default "debug/tegra.S" if DEBUG_TEGRA_UART
+       default "debug/zynq.S" if DEBUG_ZYNQ_UART0 || DEBUG_ZYNQ_UART1
        default "mach/debug-macro.S"
 
 config EARLY_PRINTK