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authorWim Vervoorn <wvervoorn@eltan.com>2020-02-05 12:15:39 +0100
committerPatrick Georgi <pgeorgi@google.com>2020-02-11 07:50:59 +0000
commit737b77c4bb437370c0134ae6ff263ac4ca3c2f81 (patch)
treec123d5195ce16cf0e63dd55fb70ffd8ce718748e /src/mainboard/facebook
parente6db9105ec9b0e85df93d290deb233a43e53a569 (diff)
downloadcoreboot-737b77c4bb437370c0134ae6ff263ac4ca3c2f81.tar.xz
mb/facebook/monolith: Enable the 2nd EC UART at 0x2f8
BUG=N/A TEST=tested on facebook monolith Change-Id: I36e652e66c66eeb770a5a5d987bb57c7eaa11382 Signed-off-by: Wim Vervoorn <wvervoorn@eltan.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/38749 Reviewed-by: Frans Hendriks <fhendriks@eltan.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/facebook')
-rw-r--r--src/mainboard/facebook/monolith/Kconfig1
-rw-r--r--src/mainboard/facebook/monolith/acpi/superio.asl25
-rw-r--r--src/mainboard/facebook/monolith/com_init.c11
3 files changed, 33 insertions, 4 deletions
diff --git a/src/mainboard/facebook/monolith/Kconfig b/src/mainboard/facebook/monolith/Kconfig
index 0ae704d3c3..203f8a5d25 100644
--- a/src/mainboard/facebook/monolith/Kconfig
+++ b/src/mainboard/facebook/monolith/Kconfig
@@ -11,6 +11,7 @@ config BOARD_SPECIFIC_OPTIONS
select MAINBOARD_HAS_TPM2
select MAINBOARD_USES_IFD_GBE_REGION
select INTEL_GMA_HAVE_VBT
+ select SOC_INTEL_COMMON_BLOCK_LPC_COMB_ENABLE
config CBFS_SIZE
hex "CBFS_SIZE"
diff --git a/src/mainboard/facebook/monolith/acpi/superio.asl b/src/mainboard/facebook/monolith/acpi/superio.asl
index 0f5790da8d..537d9f8419 100644
--- a/src/mainboard/facebook/monolith/acpi/superio.asl
+++ b/src/mainboard/facebook/monolith/acpi/superio.asl
@@ -43,3 +43,28 @@ Device (COM1) {
EndDependentFn ()
})
}
+
+Device (COM2) {
+ Name (_HID, EISAID ("PNP0501"))
+ Name (_UID, 2)
+
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (0x0F)
+ }
+
+ Name (_CRS, ResourceTemplate ()
+ {
+ FixedIO (0x02F8, 0x08)
+ IRQNoFlags () {3}
+ })
+
+ Name (_PRS, ResourceTemplate ()
+ {
+ StartDependentFn (0, 0) {
+ FixedIO (0x02F8, 0x08)
+ IRQNoFlags () {3}
+ }
+ EndDependentFn ()
+ })
+}
diff --git a/src/mainboard/facebook/monolith/com_init.c b/src/mainboard/facebook/monolith/com_init.c
index f19aba311c..d2519fa26d 100644
--- a/src/mainboard/facebook/monolith/com_init.c
+++ b/src/mainboard/facebook/monolith/com_init.c
@@ -19,11 +19,14 @@
#include <device/pnp_ops.h>
#include "onboard.h"
-#define SERIAL_DEV PNP_DEV(ITE8528_CMD_PORT, 1) /* ITE8528 UART1 */
+#define SERIAL_DEV1 PNP_DEV(ITE8528_CMD_PORT, 1) /* ITE8528 UART1 */
+#define SERIAL_DEV2 PNP_DEV(ITE8528_CMD_PORT, 2) /* ITE8528 UART2 */
void bootblock_mainboard_early_init(void)
{
- /* Enable the serial port inside the EC */
- pnp_set_logical_device(SERIAL_DEV);
- pnp_set_enable(SERIAL_DEV, 1);
+ /* Enable the serial ports inside the EC */
+ pnp_set_logical_device(SERIAL_DEV1);
+ pnp_set_enable(SERIAL_DEV1, 1);
+ pnp_set_logical_device(SERIAL_DEV2);
+ pnp_set_enable(SERIAL_DEV2, 1);
}