[coreboot] New patch to review for coreboot: b4631f9 Add driver for ICS954309 clock generator

[Sven Schnelle (svens@stackframe.org)]

Sven Schnelle (svens at stackframe.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/327

-gerrit

commit b4631f9483fc7ddcad53ed66901fc970a6b45f2d
Author: Sven Schnelle <svens at stackframe.org>
Date:   Sun Oct 23 15:53:47 2011 +0200

    Add driver for ICS954309 clock generator
    
    Change-Id: Iac7e91cdd995dad1954eaa2d4dd52bffa293fc95
    Signed-off-by: Sven Schnelle <svens at stackframe.org>
---
 src/drivers/Kconfig                 |    2 +-
 src/drivers/Makefile.inc            |    2 +-
 src/drivers/ics/954309/Kconfig      |    2 +
 src/drivers/ics/954309/Makefile.inc |    1 +
 src/drivers/ics/954309/chip.h       |   16 ++++++++++
 src/drivers/ics/954309/ics954309.c  |   56 +++++++++++++++++++++++++++++++++++
 src/drivers/ics/Kconfig             |    1 +
 src/drivers/ics/Makefile.inc        |    1 +
 8 files changed, 79 insertions(+), 2 deletions(-)

diff --git a/src/drivers/Kconfig b/src/drivers/Kconfig
index 98f2079..259bc29 100644
--- a/src/drivers/Kconfig
+++ b/src/drivers/Kconfig
@@ -25,4 +25,4 @@ source src/drivers/i2c/Kconfig
 source src/drivers/oxford/Kconfig
 source src/drivers/sil/Kconfig
 source src/drivers/trident/Kconfig
-
+source src/drivers/ics/Kconfig
diff --git a/src/drivers/Makefile.inc b/src/drivers/Makefile.inc
index ae7a098..21a698a 100644
--- a/src/drivers/Makefile.inc
+++ b/src/drivers/Makefile.inc
@@ -25,4 +25,4 @@ subdirs-y += i2c
 subdirs-y += oxford
 subdirs-y += sil
 subdirs-y += trident
-
+subdirs-y += ics
diff --git a/src/drivers/ics/954309/Kconfig b/src/drivers/ics/954309/Kconfig
new file mode 100644
index 0000000..43840a3
--- /dev/null
+++ b/src/drivers/ics/954309/Kconfig
@@ -0,0 +1,2 @@
+config DRIVERS_ICS_954309
+	bool
diff --git a/src/drivers/ics/954309/Makefile.inc b/src/drivers/ics/954309/Makefile.inc
new file mode 100644
index 0000000..ede9639
--- /dev/null
+++ b/src/drivers/ics/954309/Makefile.inc
@@ -0,0 +1 @@
+driver-$(CONFIG_DRIVERS_ICS_954309) += ics954309.c
diff --git a/src/drivers/ics/954309/chip.h b/src/drivers/ics/954309/chip.h
new file mode 100644
index 0000000..efd205f
--- /dev/null
+++ b/src/drivers/ics/954309/chip.h
@@ -0,0 +1,16 @@
+extern struct chip_operations drivers_ics_954309_ops;
+
+struct drivers_ics_954309_config {
+	u8 reg0;
+	u8 reg1;
+	u8 reg2;
+	u8 reg3;
+	u8 reg4;
+	u8 reg5;
+	u8 reg6;
+	u8 reg7;
+	u8 reg8;
+	u8 reg9;
+	u8 reg10;
+	u8 reg11;
+};
diff --git a/src/drivers/ics/954309/ics954309.c b/src/drivers/ics/954309/ics954309.c
new file mode 100644
index 0000000..a7a350e
--- /dev/null
+++ b/src/drivers/ics/954309/ics954309.c
@@ -0,0 +1,56 @@
+#include <console/console.h>
+#include <device/device.h>
+#include <device/smbus.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include <cpu/x86/msr.h>
+#include "chip.h"
+#include <string.h>
+
+static void ics954309_init(device_t dev)
+{
+	struct drivers_ics_954309_config *config;
+	u8 initdata[12];
+
+	if (!dev->enabled || dev->path.type != DEVICE_PATH_I2C)
+		return;
+
+	config = dev->chip_info;
+
+	initdata[0] = config->reg0;
+	initdata[1] = config->reg1;
+	initdata[2] = config->reg2;
+	initdata[3] = config->reg3;
+	initdata[4] = config->reg4;
+	initdata[5] = config->reg5;
+	initdata[6] = config->reg6;
+	initdata[7] = config->reg7;
+	initdata[8] = config->reg8;
+	initdata[9] = config->reg9;
+	initdata[10] = config->reg10;
+	initdata[11] = config->reg11;
+
+	smbus_block_write(dev, 0, 12, initdata);
+}
+
+static void ics954309_noop(device_t dummy)
+{
+}
+
+static struct device_operations ics954309_operations = {
+        .read_resources   = ics954309_noop,
+        .set_resources    = ics954309_noop,
+        .enable_resources = ics954309_noop,
+        .init             = ics954309_init,
+};
+
+static void enable_dev(struct device *dev)
+{
+	dev->ops = &ics954309_operations;
+}
+
+struct chip_operations drivers_ics_954309_ops = {
+	CHIP_NAME("ICS 954309 Clock generator")
+	.enable_dev = enable_dev,
+};
diff --git a/src/drivers/ics/Kconfig b/src/drivers/ics/Kconfig
new file mode 100644
index 0000000..0a0ba66
--- /dev/null
+++ b/src/drivers/ics/Kconfig
@@ -0,0 +1 @@
+source src/drivers/ics/954309/Kconfig
diff --git a/src/drivers/ics/Makefile.inc b/src/drivers/ics/Makefile.inc
new file mode 100644
index 0000000..39cc90b
--- /dev/null
+++ b/src/drivers/ics/Makefile.inc
@@ -0,0 +1 @@
+subdirs-$(CONFIG_DRIVERS_ICS_954309) += 954309