summaryrefslogtreecommitdiff
path: root/arch/x86/cpu/baytrail/acpi.c
diff options
context:
space:
mode:
authorTom Rini <trini@konsulko.com>2016-07-12 08:15:17 -0400
committerTom Rini <trini@konsulko.com>2016-07-12 08:15:17 -0400
commitb8e599746cac1833328bc3a8e37eeefe346baf90 (patch)
treeec49cc9ac3c8638fe11774e945cf0bcc4e87c1f4 /arch/x86/cpu/baytrail/acpi.c
parentbff97dde8c8cf6fd5f04bb26fca83f61eadc1741 (diff)
parent9532fe3b40ddf66ef976dee3d5cf1d8b3396bf4d (diff)
downloadu-boot-imx-b8e599746cac1833328bc3a8e37eeefe346baf90.zip
u-boot-imx-b8e599746cac1833328bc3a8e37eeefe346baf90.tar.gz
u-boot-imx-b8e599746cac1833328bc3a8e37eeefe346baf90.tar.bz2
Merge branch 'master' of git://git.denx.de/u-boot-x86
Diffstat (limited to 'arch/x86/cpu/baytrail/acpi.c')
-rw-r--r--arch/x86/cpu/baytrail/acpi.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/x86/cpu/baytrail/acpi.c b/arch/x86/cpu/baytrail/acpi.c
index 5ee4868..fa92d88 100644
--- a/arch/x86/cpu/baytrail/acpi.c
+++ b/arch/x86/cpu/baytrail/acpi.c
@@ -5,10 +5,14 @@
*/
#include <common.h>
+#include <cpu.h>
+#include <dm.h>
+#include <dm/uclass-internal.h>
#include <asm/acpi_table.h>
#include <asm/ioapic.h>
#include <asm/mpspec.h>
#include <asm/tables.h>
+#include <asm/arch/global_nvs.h>
#include <asm/arch/iomap.h>
void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
@@ -161,3 +165,25 @@ u32 acpi_fill_madt(u32 current)
return current;
}
+
+void acpi_create_gnvs(struct acpi_global_nvs *gnvs)
+{
+ struct udevice *dev;
+ int ret;
+
+ /* at least we have one processor */
+ gnvs->pcnt = 1;
+ /* override the processor count with actual number */
+ ret = uclass_find_first_device(UCLASS_CPU, &dev);
+ if (ret == 0 && dev != NULL) {
+ ret = cpu_get_count(dev);
+ if (ret > 0)
+ gnvs->pcnt = ret;
+ }
+
+ /* determine whether internal uart is on */
+ if (IS_ENABLED(CONFIG_INTERNAL_UART))
+ gnvs->iuart_en = 1;
+ else
+ gnvs->iuart_en = 0;
+}