From 9547f8d799829ddab9196c4e0cad644a06db49e9 Mon Sep 17 00:00:00 2001
From: Shawn Nematbakhsh <shawnn@chromium.org>
Date: Fri, 8 Nov 2013 17:23:26 -0800
Subject: rambi: Add DIRQs for trackpad and touchscreen

Also add the relevant info about these pins to the ASL tables + add
SMBIOS type 41 data for these parts.

BUG=chrome-os-partner:22863
TEST=Manual on Rambi. Set some pins to GPIO_DIRQ, and then verify DIRQ
regwrites w/ GPIO_DEBUG look correct.

Change-Id: Id40655f9fb2ea7b10e1ff58d0b2a8b4cc6f05ff8
Reviewed-on: https://chromium-review.googlesource.com/176299
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Commit-Queue: Shawn Nematbakhsh <shawnn@chromium.org>
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Tested-by: Shawn Nematbakhsh <shawnn@chromium.org>
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/4963
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
---
 src/mainboard/google/rambi/mainboard.c | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

(limited to 'src/mainboard/google/rambi/mainboard.c')

diff --git a/src/mainboard/google/rambi/mainboard.c b/src/mainboard/google/rambi/mainboard.c
index 4ef8a9f022..2e0652f8a2 100644
--- a/src/mainboard/google/rambi/mainboard.c
+++ b/src/mainboard/google/rambi/mainboard.c
@@ -33,7 +33,9 @@
 #include <arch/io.h>
 #include <arch/interrupt.h>
 #include <boot/coreboot_tables.h>
+#include <smbios.h>
 #include "ec.h"
+#include "onboard.h"
 
 void mainboard_suspend_resume(void)
 {
@@ -119,7 +121,7 @@ static int int15_handler(void)
 		}
 		break;
 
-        default:
+	default:
 		printk(BIOS_DEBUG, "Unknown INT15 function %04x!\n", X86_AX);
 		break;
 	}
@@ -132,12 +134,39 @@ static void mainboard_init(device_t dev)
 	mainboard_ec_init();
 }
 
+static int mainboard_smbios_data(device_t dev, int *handle,
+				 unsigned long *current)
+{
+	int len = 0;
+
+	len += smbios_write_type41(
+		current, handle,
+		BOARD_TRACKPAD_NAME,            /* name */
+		BOARD_TRACKPAD_IRQ,             /* instance */
+		BOARD_TRACKPAD_I2C_BUS,         /* segment */
+		BOARD_TRACKPAD_I2C_ADDR,        /* bus */
+		0,                              /* device */
+		0);                             /* function */
+
+	len += smbios_write_type41(
+		current, handle,
+		BOARD_TOUCHSCREEN_NAME,         /* name */
+		BOARD_TOUCHSCREEN_IRQ,          /* instance */
+		BOARD_TOUCHSCREEN_I2C_BUS,      /* segment */
+		BOARD_TOUCHSCREEN_I2C_ADDR,     /* bus */
+		0,                              /* device */
+		0);                             /* function */
+
+	return len;
+}
+
 // mainboard_enable is executed as first thing after
 // enumerate_buses().
 
 static void mainboard_enable(device_t dev)
 {
 	dev->ops->init = mainboard_init;
+	dev->ops->get_smbios_data = mainboard_smbios_data;
 #if CONFIG_VGA_ROM_RUN
 	/* Install custom int15 handler for VGA OPROM */
 	mainboard_interrupt_handlers(0x15, &int15_handler);
-- 
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