vc/amd/cezanne: Add support to map UARTs
This will allow coreboot to directly write to the UART controller.
BUG=b:215599230
TEST=Try mapping the uart on guybrush
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ibd346cec2994e612f2901bb91d572982ce2ed5e7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61606
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Rob Barnes <robbarnes@google.com>
diff --git a/src/vendorcode/amd/fsp/cezanne/include/bl_uapp/bl_syscall_public.h b/src/vendorcode/amd/fsp/cezanne/include/bl_uapp/bl_syscall_public.h
index 4cf9e70..d88bfe1 100644
--- a/src/vendorcode/amd/fsp/cezanne/include/bl_uapp/bl_syscall_public.h
+++ b/src/vendorcode/amd/fsp/cezanne/include/bl_uapp/bl_syscall_public.h
@@ -88,10 +88,17 @@
FCH_IO_DEVICE_MISC,
FCH_IO_DEVICE_AOAC,
FCH_IO_DEVICE_IOPORT,
+ FCH_IO_DEVICE_UART,
FCH_IO_DEVICE_END,
};
+enum fch_uart_id {
+ FCH_UART_ID_0 = 0,
+ FCH_UART_ID_1 = 1,
+ FCH_UART_ID_MAX,
+};
+
enum fch_i2c_controller_id {
FCH_I2C_CONTROLLER_ID_0 = 0,
FCH_I2C_CONTROLLER_ID_1 = 1,