at91: kernel v5.15: copy config and patches from 5.10

[openwrt/openwrt.git] / target / linux / at91 / patches-5.15 / 196-ARM-at91-debug-add-sama7g5-low-level-debug-uart.patch

diff --git a/target/linux/at91/patches-5.15/196-ARM-at91-debug-add-sama7g5-low-level-debug-uart.patch b/target/linux/at91/patches-5.15/196-ARM-at91-debug-add-sama7g5-low-level-debug-uart.patch
new file mode 100644 (file)
index 0000000..c99a2d5
--- /dev/null
+++ b/target/linux/at91/patches-5.15/196-ARM-at91-debug-add-sama7g5-low-level-debug-uart.patch
@@ -0,0 +1,50 @@
+From 3de4879bf59b46a966ea226a67df70b88f43a23e Mon Sep 17 00:00:00 2001
+From: Eugen Hristev <eugen.hristev@microchip.com>
+Date: Fri, 9 Apr 2021 14:31:16 +0300
+Subject: [PATCH 196/247] 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
+[claudiu.beznea: adapt to v5.10.27]
+Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
+---
+ arch/arm/Kconfig.debug | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+--- a/arch/arm/Kconfig.debug
++++ b/arch/arm/Kconfig.debug
+@@ -191,6 +191,14 @@ 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
+@@ -1731,6 +1739,7 @@ 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
+@@ -1791,6 +1800,7 @@ config DEBUG_UART_VIRT
+       default 0xc8912000 if DEBUG_RV1108_UART0
+       default 0xe0010fe0 if ARCH_RPC
+       default 0xf0000be0 if ARCH_EBSA110
++      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