From: Fabrizio Castro <fabrizio.cas...@bp.renesas.com>

Enable low-level debugging support for RZ/G1E (r8a7745). RZ/G1E uses
SCIF4 for the debug console.

Signed-off-by: Fabrizio Castro <fabrizio.cas...@bp.renesas.com>
Reviewed-by: Chris Paterson <chris.paters...@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+rene...@glider.be>
Signed-off-by: Simon Horman <horms+rene...@verge.net.au>
---
 arch/arm/Kconfig.debug | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 6dcea8e8e941..31bf312be7d5 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -911,6 +911,13 @@ choice
                  Say Y here if you want kernel low-level debugging support
                  via SCIF2 on Renesas R-Car E2 (R8A7794).
 
+       config DEBUG_RCAR_GEN2_SCIF4
+               bool "Kernel low-level debugging messages via SCIF4 on R8A7745"
+               depends on ARCH_R8A7745
+               help
+                 Say Y here if you want kernel low-level debugging support
+                 via SCIF4 on Renesas RZ/G1E (R8A7745).
+
        config DEBUG_RMOBILE_SCIFA0
                bool "Kernel low-level debugging messages via SCIFA0 on R8A73A4"
                depends on ARCH_R8A73A4
@@ -1451,6 +1458,7 @@ config DEBUG_LL_INCLUDE
        default "debug/renesas-scif.S" if DEBUG_RCAR_GEN1_SCIF2
        default "debug/renesas-scif.S" if DEBUG_RCAR_GEN2_SCIF0
        default "debug/renesas-scif.S" if DEBUG_RCAR_GEN2_SCIF2
+       default "debug/renesas-scif.S" if DEBUG_RCAR_GEN2_SCIF4
        default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA0
        default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA1
        default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA4
@@ -1570,6 +1578,7 @@ config DEBUG_UART_PHYS
        default 0xe6c80000 if DEBUG_RMOBILE_SCIFA4
        default 0xe6e58000 if DEBUG_RCAR_GEN2_SCIF2
        default 0xe6e60000 if DEBUG_RCAR_GEN2_SCIF0
+       default 0xe6ee0000 if DEBUG_RCAR_GEN2_SCIF4
        default 0xe8008000 if DEBUG_R7S72100_SCIF2
        default 0xf0000be0 if ARCH_EBSA110
        default 0xf1012000 if DEBUG_MVEBU_UART0_ALTERNATE
@@ -1604,6 +1613,7 @@ config DEBUG_UART_PHYS
                DEBUG_QCOM_UARTDM || DEBUG_R7S72100_SCIF2 || \
                DEBUG_RCAR_GEN1_SCIF0 || DEBUG_RCAR_GEN1_SCIF2 || \
                DEBUG_RCAR_GEN2_SCIF0 || DEBUG_RCAR_GEN2_SCIF2 || \
+               DEBUG_RCAR_GEN2_SCIF4 || \
                DEBUG_RMOBILE_SCIFA0 || DEBUG_RMOBILE_SCIFA1 || \
                DEBUG_RMOBILE_SCIFA4 || DEBUG_S3C24XX_UART || \
                DEBUG_S3C64XX_UART || \
-- 
2.1.4

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