Add driver for ICS954309 clock generator
Change-Id: Iac7e91cdd995dad1954eaa2d4dd52bffa293fc95 Signed-off-by: Sven Schnelle <svens@stackframe.org> Reviewed-on: http://review.coreboot.org/327 Tested-by: build bot (Jenkins)
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@ -25,4 +25,4 @@ source src/drivers/i2c/Kconfig
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source src/drivers/oxford/Kconfig
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source src/drivers/sil/Kconfig
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source src/drivers/trident/Kconfig
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source src/drivers/ics/Kconfig
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@ -25,4 +25,4 @@ subdirs-y += i2c
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subdirs-y += oxford
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subdirs-y += sil
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subdirs-y += trident
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subdirs-y += ics
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@ -0,0 +1,2 @@
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config DRIVERS_ICS_954309
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bool
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@ -0,0 +1 @@
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driver-$(CONFIG_DRIVERS_ICS_954309) += ics954309.c
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@ -0,0 +1,37 @@
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of
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* the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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extern struct chip_operations drivers_ics_954309_ops;
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struct drivers_ics_954309_config {
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u8 reg0;
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u8 reg1;
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u8 reg2;
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u8 reg3;
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u8 reg4;
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u8 reg5;
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u8 reg6;
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u8 reg7;
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u8 reg8;
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u8 reg9;
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u8 reg10;
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u8 reg11;
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};
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@ -0,0 +1,77 @@
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of
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* the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#include <console/console.h>
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#include <device/device.h>
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#include <device/smbus.h>
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#include <device/pci.h>
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#include <device/pci_ids.h>
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#include <device/pci_ops.h>
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#include <cpu/x86/msr.h>
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#include "chip.h"
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#include <string.h>
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static void ics954309_init(device_t dev)
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{
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struct drivers_ics_954309_config *config;
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u8 initdata[12];
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if (!dev->enabled || dev->path.type != DEVICE_PATH_I2C)
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return;
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config = dev->chip_info;
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initdata[0] = config->reg0;
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initdata[1] = config->reg1;
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initdata[2] = config->reg2;
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initdata[3] = config->reg3;
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initdata[4] = config->reg4;
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initdata[5] = config->reg5;
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initdata[6] = config->reg6;
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initdata[7] = config->reg7;
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initdata[8] = config->reg8;
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initdata[9] = config->reg9;
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initdata[10] = config->reg10;
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initdata[11] = config->reg11;
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smbus_block_write(dev, 0, 12, initdata);
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}
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static void ics954309_noop(device_t dummy)
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{
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}
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static struct device_operations ics954309_operations = {
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.read_resources = ics954309_noop,
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.set_resources = ics954309_noop,
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.enable_resources = ics954309_noop,
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.init = ics954309_init,
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};
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static void enable_dev(struct device *dev)
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{
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dev->ops = &ics954309_operations;
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}
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struct chip_operations drivers_ics_954309_ops = {
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CHIP_NAME("ICS 954309 Clock generator")
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.enable_dev = enable_dev,
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};
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@ -0,0 +1 @@
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source src/drivers/ics/954309/Kconfig
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@ -0,0 +1 @@
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subdirs-$(CONFIG_DRIVERS_ICS_954309) += 954309
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