[commit] r6325 - in trunk/src/ec: . lenovo lenovo/pmh7

[repository service]

Author: oxygene
Date: Tue Feb  1 11:44:26 2011
New Revision: 6325
URL: https://tracker.coreboot.org/trac/coreboot/changeset/6325

Log:
Add support for the Lenovo PMH7 embedded controller

Lenovo PMH7 (Power Management Hardware Hub) is found in
most recent (starting with X60/T60 AFAIK) Lenovo/IBM Laptops.

Signed-off-by: Sven Schnelle 
Acked-by: Patrick Georgi

Added:
   trunk/src/ec/lenovo/
   trunk/src/ec/lenovo/Kconfig
   trunk/src/ec/lenovo/Makefile.inc
   trunk/src/ec/lenovo/pmh7/
   trunk/src/ec/lenovo/pmh7/Kconfig
   trunk/src/ec/lenovo/pmh7/Makefile.inc
   trunk/src/ec/lenovo/pmh7/pmh7.c
   trunk/src/ec/lenovo/pmh7/pmh7.h
Modified:
   trunk/src/ec/Kconfig

Modified: trunk/src/ec/Kconfig
==============================================================================
--- trunk/src/ec/Kconfig	Tue Feb  1 11:42:52 2011	(r6324)
+++ trunk/src/ec/Kconfig	Tue Feb  1 11:44:26 2011	(r6325)
@@ -1 +1,2 @@
 source src/ec/acpi/Kconfig
+source src/ec/lenovo/Kconfig

Added: trunk/src/ec/lenovo/Kconfig
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ trunk/src/ec/lenovo/Kconfig	Tue Feb  1 11:44:26 2011	(r6325)
@@ -0,0 +1 @@
+source src/ec/lenovo/pmh7/Kconfig

Added: trunk/src/ec/lenovo/Makefile.inc
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ trunk/src/ec/lenovo/Makefile.inc	Tue Feb  1 11:44:26 2011	(r6325)
@@ -0,0 +1 @@
+subdirs-$(CONFIG_EC_LENOVO_PMH7) += pmh7

Added: trunk/src/ec/lenovo/pmh7/Kconfig
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ trunk/src/ec/lenovo/pmh7/Kconfig	Tue Feb  1 11:44:26 2011	(r6325)
@@ -0,0 +1,2 @@
+config EC_LENOVO_PMH7
+	bool

Added: trunk/src/ec/lenovo/pmh7/Makefile.inc
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ trunk/src/ec/lenovo/pmh7/Makefile.inc	Tue Feb  1 11:44:26 2011	(r6325)
@@ -0,0 +1 @@
+driver-y += pmh7.c

Added: trunk/src/ec/lenovo/pmh7/pmh7.c
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ trunk/src/ec/lenovo/pmh7/pmh7.c	Tue Feb  1 11:44:26 2011	(r6325)
@@ -0,0 +1,56 @@
+#include <arch/io.h>
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pnp.h>
+#include <stdlib.h>
+
+#include "pmh7.h"
+
+void pmh7_register_set_bit(int reg, int bit)
+{
+	char val;
+
+	outb(reg, EC_LENOVO_PMH7_ADDR);
+	val = inb(EC_LENOVO_PMH7_DATA);
+	outb(reg, EC_LENOVO_PMH7_ADDR);
+	outb(val | (1 << bit), EC_LENOVO_PMH7_DATA);
+}
+
+void pmh7_register_clear_bit(int reg, int bit)
+{
+	char val;
+
+	outb(reg, EC_LENOVO_PMH7_ADDR);
+	val = inb(EC_LENOVO_PMH7_DATA);
+	outb(reg, EC_LENOVO_PMH7_ADDR);
+	outb(val &= ~(1 << bit), EC_LENOVO_PMH7_DATA);
+}
+
+char pmh7_register_read(int reg)
+{
+	outb(reg, EC_LENOVO_PMH7_ADDR);
+	return inb(EC_LENOVO_PMH7_DATA);
+}
+
+void pmh7_register_write(int reg, int val)
+{
+	outb(reg, EC_LENOVO_PMH7_ADDR);
+	outb(val, EC_LENOVO_PMH7_DATA);
+}
+
+static void enable_dev(device_t dev)
+{
+	struct resource *resource;
+	resource = new_resource(dev, EC_LENOVO_PMH7_INDEX);
+	resource->flags = IORESOURCE_IO | IORESOURCE_FIXED;
+	resource->base = EC_LENOVO_PMH7_BASE;
+	resource->size = 16;
+	resource->align = 5;
+	resource->gran = 5;
+
+}
+
+struct chip_operations ec_lenovo_pmh7_ops = {
+	CHIP_NAME("Lenovo Power Management Hardware Hub 7")
+	.enable_dev = enable_dev,
+};

Added: trunk/src/ec/lenovo/pmh7/pmh7.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ trunk/src/ec/lenovo/pmh7/pmh7.h	Tue Feb  1 11:44:26 2011	(r6325)
@@ -0,0 +1,15 @@
+#ifndef EC_LENOVO_PMH7_H
+#define EC_LENOVO_PMH7_H
+
+#define EC_LENOVO_PMH7_INDEX 0x77
+
+#define EC_LENOVO_PMH7_BASE 0x15e0
+#define EC_LENOVO_PMH7_ADDR (EC_LENOVO_PMH7_BASE + 0x0c)
+#define EC_LENOVO_PMH7_DATA (EC_LENOVO_PMH7_BASE + 0x0e)
+
+void pmh7_register_set_bit(int reg, int bit);
+void pmh7_register_clear_bit(int reg, int bit);
+char pmh7_register_read(int reg);
+void pmh7_register_write(int reg, int val);
+
+#endif