From 88712991ba390c309b4586864aa04a9680fd8320 Mon Sep 17 00:00:00 2001
From: Aamir Bohra <aamir.bohra@intel.com>
Date: Mon, 18 May 2020 11:11:19 +0530
Subject: soc/intel/jasperlake: Add ACPI method to get GPIO PCR PID

Add method acpi method GPID to return the GPIO PCR port ID.
This method is further planned to be used for GPIO power
management configuration.

TEST=Build waddledoo board

Change-Id: Ic45b40bbe39e303cddcc82e0e848786b7311ab64
Signed-off-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41501
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
---
 src/soc/intel/jasperlake/acpi/gpio.asl | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/src/soc/intel/jasperlake/acpi/gpio.asl b/src/soc/intel/jasperlake/acpi/gpio.asl
index d8326c7789..60951f0b6b 100644
--- a/src/soc/intel/jasperlake/acpi/gpio.asl
+++ b/src/soc/intel/jasperlake/acpi/gpio.asl
@@ -6,6 +6,8 @@
 #include <soc/pcr_ids.h>
 #include "gpio_op.asl"
 
+#include <soc/intel/common/acpi/gpio.asl>
+
 Device (GPIO)
 {
 	Name (_HID, CROS_GPIO_NAME)
@@ -103,3 +105,35 @@ Method (GADD, 1, NotSerialized)
 	Local2 = PCRB(Local0) + PAD_CFG_BASE + (Local1 * 16)
 	Return (Local2)
 }
+
+/*
+ * Return PCR Port ID of GPIO Communities
+ *
+ * Arg0: GPIO Community (0-5)
+ */
+Method (GPID, 1, Serialized)
+{
+	Switch (ToInteger (Arg0))
+	{
+		Case (0) {
+			Local0 = PID_GPIOCOM0
+		}
+		Case (1) {
+			Local0 = PID_GPIOCOM1
+		}
+		Case (2) {
+			Local0 = PID_GPIOCOM2
+		}
+		Case (4) {
+			Local0 = PID_GPIOCOM4
+		}
+		Case (5) {
+			Local0 = PID_GPIOCOM5
+		}
+		Default {
+			Return (0)
+		}
+	}
+
+	Return (Local0)
+}
-- 
cgit v1.2.3