rpi: Allow to boot without serial

When we enable CONFIG_OF_BOARD on Raspberry Pis, we may end up without
serial console support in early boot. Hence we need to make the serial
port optional, otherwise we will never get to the point where serial
would be probed.

Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/configs/rpi_0_w_defconfig b/configs/rpi_0_w_defconfig
index 04717d5e50340d4244fe2188977ebf6bebf3ceac..6e02cf34e9173d60df0fb0b7d92b3fae37d808c2 100644 (file)
--- a/configs/rpi_0_w_defconfig
+++ b/configs/rpi_0_w_defconfig
@@ -34,3 +34,4 @@ CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
 CONFIG_OF_LIBFDT_OVERLAY=y
+# CONFIG_REQUIRE_SERIAL_CONSOLE is not set

diff --git a/configs/rpi_2_defconfig b/configs/rpi_2_defconfig
index f8203c9d474bc7d8cd2cf2e239f74603ff0e1b6c..dd3c60cc93d324a89e33b2f9c6aab3e8fa8a07b3 100644 (file)
--- a/configs/rpi_2_defconfig
+++ b/configs/rpi_2_defconfig
@@ -34,3 +34,4 @@ CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
 CONFIG_OF_LIBFDT_OVERLAY=y
+# CONFIG_REQUIRE_SERIAL_CONSOLE is not set

diff --git a/configs/rpi_defconfig b/configs/rpi_defconfig
index d13d3d3e2e196dceafe021fe7158dea5846b08cc..2c0412d8eac18b36e076fbc09f8703d548de4fdc 100644 (file)
--- a/configs/rpi_defconfig
+++ b/configs/rpi_defconfig
@@ -34,3 +34,4 @@ CONFIG_SYS_WHITE_ON_BLACK=y
 CONFIG_CONSOLE_SCROLL_LINES=10
 CONFIG_PHYS_TO_BUS=y
 CONFIG_OF_LIBFDT_OVERLAY=y
+# CONFIG_REQUIRE_SERIAL_CONSOLE is not set