Re: [PATCH v1 4/4] ARM: debug: qcom: Add APQ8084 DEBUG_LL UART support

From: Arnd Bergmann
Date: Wed May 21 2014 - 11:19:38 EST


On Wednesday 21 May 2014 17:57:05 Georgi Djakov wrote:
>
> diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
> index eab8ecb..91d5184 100644
> --- a/arch/arm/Kconfig.debug
> +++ b/arch/arm/Kconfig.debug
> @@ -101,6 +101,15 @@ choice
> bool "Kernel low-level debugging on 9263 and 9g45"
> depends on HAVE_AT91_DBGU1
>
> + config DEBUG_APQ8084_UART
> + bool "Kernel low-level debugging messages via APQ8084 UART"
> + depends on ARCH_QCOM
> + select MSM_HAS_DEBUG_UART_HS
> + select DEBUG_MSM_UART
> + help
> + Say Y here if you want the debug print routines to direct
> + their output to the serial port on Qualcomm APQ8084 devices.
> +
> config DEBUG_BCM2835
> bool "Kernel low-level debugging on BCM2835 PL011 UART"
> depends on ARCH_BCM2835
> diff --git a/arch/arm/include/debug/msm.S b/arch/arm/include/debug/msm.S
> index 9d653d4..178636d 100644
> --- a/arch/arm/include/debug/msm.S
> +++ b/arch/arm/include/debug/msm.S
> @@ -36,6 +36,11 @@
> #define MSM_DEBUG_UART_PHYS MSM_UART3_PHYS
> #endif
>
> +#ifdef CONFIG_DEBUG_APQ8084_UART
> +#define MSM_DEBUG_UART_BASE 0xFA75E000
> +#define MSM_DEBUG_UART_PHYS 0xF995E000
> +#endif
> +
> #ifdef CONFIG_DEBUG_MSM8660_UART
> #define MSM_DEBUG_UART_BASE 0xF0040000
> #define MSM_DEBUG_UART_PHYS 0x19C40000
>

Maybe we should move debug/msm.S over to use
CONFIG_DEBUG_UART_PHYS/CONFIG_DEBUG_UART_VIRT now?

Arnd
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