summaryrefslogtreecommitdiff
path: root/src/ec
diff options
context:
space:
mode:
Diffstat (limited to 'src/ec')
-rw-r--r--src/ec/acpi/Makefile.inc1
-rw-r--r--src/ec/acpi/ec.c13
2 files changed, 14 insertions, 0 deletions
diff --git a/src/ec/acpi/Makefile.inc b/src/ec/acpi/Makefile.inc
index 34c5136052..b39aaa2f94 100644
--- a/src/ec/acpi/Makefile.inc
+++ b/src/ec/acpi/Makefile.inc
@@ -1,2 +1,3 @@
ramstage-y += ec.c
smm-$(CONFIG_HAVE_SMI_HANDLER) += ec.c
+romstage-$(CONFIG_BOARD_LENOVO_X201) += ec.c
diff --git a/src/ec/acpi/ec.c b/src/ec/acpi/ec.c
index d3a6aaf679..ab287d6afd 100644
--- a/src/ec/acpi/ec.c
+++ b/src/ec/acpi/ec.c
@@ -25,9 +25,18 @@
#include <delay.h>
#include "ec.h"
+#ifdef __PRE_RAM__
+
+static const int ec_cmd_reg = EC_SC;
+static const int ec_data_reg = EC_DATA;
+
+#else
+
static int ec_cmd_reg = EC_SC;
static int ec_data_reg = EC_DATA;
+#endif
+
int send_ec_command(u8 command)
{
int timeout;
@@ -132,12 +141,16 @@ void ec_clr_bit(u8 addr, u8 bit)
ec_write(addr, ec_read(addr) & ~(1 << bit));
}
+#ifndef __PRE_RAM__
+
void ec_set_ports(u16 cmd_reg, u16 data_reg)
{
ec_cmd_reg = cmd_reg;
ec_data_reg = data_reg;
}
+#endif
+
#if !defined(__SMM__) && !defined(__PRE_RAM__)
struct chip_operations ec_acpi_ops = {
CHIP_NAME("ACPI Embedded Controller")