trival. All the changes is about comment and spaces.

[coreboot.git] / src / superio / smsc / lpc47b397 / superio.c

diff --git a/src/superio/smsc/lpc47b397/superio.c b/src/superio/smsc/lpc47b397/superio.c
index 1849102dd10f6fe4e72d14603d573986bdf2c528..0fbe048a8fa365062711017822d43763f2a1b073 100644 (file)
--- a/src/superio/smsc/lpc47b397/superio.c
+++ b/src/superio/smsc/lpc47b397/superio.c
@@ -1,10 +1,25 @@
-/* Copyright 2000  AG Electronics Ltd. */
-/* Copyright 2003-2004 Linux Networx */
-/* Copyright 2004 Tyan
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2000 AG Electronics Ltd.
+ * Copyright (C) 2003-2004 Linux Networx
+ * Copyright (C) 2004 Tyan
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
-/* This code is distributed without warranty under the GPL v2 (see COPYING) */
-
 #include <arch/io.h>
 #include <device/device.h>
 #include <device/pnp.h>
@@ -18,11 +33,12 @@
 #include "chip.h"
 #include "lpc47b397.h"
 
-
-static void pnp_enter_conf_state(device_t dev) {
+static void pnp_enter_conf_state(device_t dev)
+{
        outb(0x55, dev->path.pnp.port);
 }
-static void pnp_exit_conf_state(device_t dev) {
+static void pnp_exit_conf_state(device_t dev)
+{
        outb(0xaa, dev->path.pnp.port);
 }
 
@@ -38,7 +54,8 @@ static uint8_t pnp_read_index(unsigned long port_base, uint8_t reg)
        return inb(port_base + 1);
 }
 
-static void enable_hwm_smbus(device_t dev) {
+static void enable_hwm_smbus(device_t dev)
+{
        /* enable SensorBus register access */
        uint8_t reg, value;
        reg = 0xf0;
@@ -47,7 +64,6 @@ static void enable_hwm_smbus(device_t dev) {
        pnp_write_config(dev, reg, value);
 }
 
-
 static void lpc47b397_init(device_t dev)
 {
        struct superio_smsc_lpc47b397_config *conf;
@@ -71,29 +87,21 @@ static void lpc47b397_init(device_t dev)
                init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
                break;
        }
-
 }
 
 static void lpc47b397_pnp_set_resources(device_t dev)
 {
-
        pnp_enter_conf_state(dev);
-
        pnp_set_resources(dev);
-
 #if 0
        dump_pnp_device(dev);
 #endif
-
        pnp_exit_conf_state(dev);
-
 }
 
 static void lpc47b397_pnp_enable_resources(device_t dev)
 {
-
        pnp_enter_conf_state(dev);
-
        pnp_enable_resources(dev);
 
        switch(dev->path.pnp.device) {
@@ -103,20 +111,15 @@ static void lpc47b397_pnp_enable_resources(device_t dev)
                enable_hwm_smbus(dev);
                break;
        }
-
 #if 0
        dump_pnp_device(dev);
 #endif
-
        pnp_exit_conf_state(dev);
-
 }
 
 static void lpc47b397_pnp_enable(device_t dev)
 {
-
        pnp_enter_conf_state(dev);
-
        pnp_set_logical_device(dev);
 
        if(dev->enabled) {
@@ -125,9 +128,7 @@ static void lpc47b397_pnp_enable(device_t dev)
        else {
                pnp_set_enable(dev, 0);
        }
-
        pnp_exit_conf_state(dev);
-
 }
 
 static struct device_operations ops = {
@@ -138,7 +139,6 @@ static struct device_operations ops = {
        .init             = lpc47b397_init,
 };
 
-
 #define HWM_INDEX 0
 #define HWM_DATA  1
 #define SB_INDEX  0x0b
@@ -157,9 +157,9 @@ static int lsmbus_read_byte(device_t dev, uint8_t address)
 
        res = find_resource(get_pbus_smbus(dev)->dev, PNP_IDX_IO0);
 
-       pnp_write_index(res->base+HWM_INDEX, 0, device); // why 0?
+       pnp_write_index(res->base+HWM_INDEX, 0, device); /* why 0? */
 
-       result = pnp_read_index(res->base+SB_INDEX, address); // we only read it one byte one time
+       result = pnp_read_index(res->base+SB_INDEX, address);  /* we only read it one byte one time */
 
        return result;
 }
@@ -172,16 +172,16 @@ static int lsmbus_write_byte(device_t dev, uint8_t address, uint8_t val)
        device = dev->path.i2c.device;
        res = find_resource(get_pbus_smbus(dev)->dev, PNP_IDX_IO0);
 
-       pnp_write_index(res->base+HWM_INDEX, 0, device); // why 0?
+       pnp_write_index(res->base+HWM_INDEX, 0, device); /* why 0? */
 
-       pnp_write_index(res->base+SB_INDEX, address, val); // we only write it one byte one time
+       pnp_write_index(res->base+SB_INDEX, address, val); /* we only write it one byte one time */
 
        return 0;
 }
 
 static struct smbus_bus_operations lops_smbus_bus = {
-//     .recv_byte  = lsmbus_recv_byte,
-//     .send_byte  = lsmbus_send_byte,
+       /* .recv_byte  = lsmbus_recv_byte, */
+       /* .send_byte  = lsmbus_send_byte, */
        .read_byte  = lsmbus_read_byte,
        .write_byte = lsmbus_write_byte,
 };
@@ -215,4 +215,3 @@ struct chip_operations superio_smsc_lpc47b397_ops = {
        CHIP_NAME("SMSC LPC47B397 Super I/O")
        .enable_dev = enable_dev,
 };
-