[coreboot-gerrit] New patch to review for coreboot: mainboard/intel/amenia: Configure PERST_0 for PCIe
Vaibhav Shankar (vaibhav.shankar@intel.com)
gerrit at coreboot.org
Tue Aug 30 01:15:54 CEST 2016
Vaibhav Shankar (vaibhav.shankar at intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16350
-gerrit
commit 8c87a95d2d05769bfcda3bbce1c480c3e412430f
Author: Vaibhav Shankar <vaibhav.shankar at intel.com>
Date: Fri Aug 26 19:10:21 2016 -0700
mainboard/intel/amenia: Configure PERST_0 for PCIe
Added a variable to store the address of GPIO_122.
Program GPIO_122 for PERST_0 assertion during S0ix.
BUG=chrome-os-partner:55877
Change-Id: I39b4d8bba92f352ae121c7552f58480295b48aef
Signed-off-by: Vaibhav Shankar <vaibhav.shankar at intel.com>
---
src/mainboard/intel/amenia/acpi/mainboard.asl | 11 +++++++++++
src/mainboard/intel/amenia/gpio.h | 2 +-
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/intel/amenia/acpi/mainboard.asl b/src/mainboard/intel/amenia/acpi/mainboard.asl
index 80f8f26..293580b 100644
--- a/src/mainboard/intel/amenia/acpi/mainboard.asl
+++ b/src/mainboard/intel/amenia/acpi/mainboard.asl
@@ -17,8 +17,19 @@
#include <on_board.h>
#include "../ec.h"
+/* GPIO for PERST */
+#define PERST_0 GPIO_122
+
+#define GPIO_SW GPIO_SOUTHWEST
+#define GPIO_NW GPIO_NORTHWEST
+#define GPIO_N GPIO_NORTH
+#define GPIO_W GPIO_WEST
+
Scope (\_SB)
{
+ /* PRAD - Pass the address of PERST_0 to pcie.asl */
+ Name (PRAD, PAD_IOSF_MMIO(NW, PERST_0))
+
Device (LID0)
{
Name (_HID, EisaId ("PNP0C0D"))
diff --git a/src/mainboard/intel/amenia/gpio.h b/src/mainboard/intel/amenia/gpio.h
index 4a4d08f..3eb4103 100644
--- a/src/mainboard/intel/amenia/gpio.h
+++ b/src/mainboard/intel/amenia/gpio.h
@@ -223,7 +223,7 @@ static const struct pad_config gpio_table[] = {
PAD_NC(GPIO_119, DN_20K), /* GP_SSP_2_FS0 */
PAD_NC(GPIO_120, DN_20K), /* GP_SSP_2_FS1 */
PAD_NC(GPIO_121, DN_20K), /* GP_SSP_2_FS2 */
- PAD_NC(GPIO_122, DN_20K), /* GP_SSP_2_RXD */
+ PAD_CFG_GPO(GPIO_122, 0, DEEP), /* WIFI PERST_0 */
PAD_NC(GPIO_123, DN_20K), /* GP_SSP_2_TXD */
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