ARM: at91: debug: add sama7g5 low level debug uart

Add sama7g5 SoC debug uart on Flexcom3. This is the UART that the
ROM bootloader uses.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20210409113116.482199-2-eugen.hristev@microchip.com

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 1c4384db223d876c75f20bb6b38a0610cfe92fe0..98436702e0c7ebe63bfbff066b38d8aac9682932 100644 (file)
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -193,6 +193,14 @@ choice
                  their output to the USART1 port on SAMV7 based
                  machines.
 
+       config DEBUG_AT91_SAMA7G5_FLEXCOM3
+               bool "Kernel low-level debugging on SAMA7G5 FLEXCOM3"
+               select DEBUG_AT91_UART
+               depends on SOC_SAMA7G5
+               help
+                 Say Y here if you want kernel low-level debugging support
+                 on the FLEXCOM3 port of SAMA7G5.
+
        config DEBUG_BCM2835
                bool "Kernel low-level debugging on BCM2835 PL011 UART"
                depends on ARCH_BCM2835 && ARCH_MULTI_V6
@@ -1668,6 +1676,7 @@ config DEBUG_UART_PHYS
        default 0xd4017000 if DEBUG_MMP_UART2
        default 0xd4018000 if DEBUG_MMP_UART3
        default 0xe0000000 if DEBUG_SPEAR13XX
+       default 0xe1824200 if DEBUG_AT91_SAMA7G5_FLEXCOM3
        default 0xe4007000 if DEBUG_HIP04_UART
        default 0xe6c40000 if DEBUG_RMOBILE_SCIFA0
        default 0xe6c50000 if DEBUG_RMOBILE_SCIFA1
@@ -1729,6 +1738,7 @@ config DEBUG_UART_VIRT
        default 0xc8821000 if DEBUG_RV1108_UART1
        default 0xc8912000 if DEBUG_RV1108_UART0
        default 0xe0010fe0 if ARCH_RPC
+       default 0xe0824200 if DEBUG_AT91_SAMA7G5_FLEXCOM3
        default 0xf0010000 if DEBUG_ASM9260_UART
        default 0xf0100000 if DEBUG_DIGICOLOR_UA0
        default 0xf01fb000 if DEBUG_NOMADIK_UART