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/*
* wacom_i2c_firm.c - Wacom G5 Digitizer Controller (I2C bus)
*
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/kernel.h>
#include <linux/wacom_i2c.h>
unsigned char *Binary;
bool ums_binary;
#if defined(CONFIG_MACH_P4NOTE)
const unsigned int Binary_nLength = 0xBFFF;
const unsigned char Mpu_type = 0x22;
const unsigned int Firmware_version_of_file = 0x22F;
unsigned char *firmware_name = "";
const char Firmware_checksum[] = { 0x1F, 0xF1, 0x76, 0x81, 0x71, };
#include "wacom_i2c_firm_p4.h"
#elif defined(CONFIG_MACH_Q1_BD)
const unsigned int Binary_nLength = 0x7FFF;
const unsigned char Mpu_type = 0x26;
unsigned int Firmware_version_of_file = 0x340;
unsigned char *firmware_name = "epen/W8501.bin";
/* checksum for 0x340 */
const char Firmware_checksum[] = { 0x1F, 0xee, 0x06, 0x4b, 0xdd, };
#elif defined(CONFIG_MACH_T0)
const unsigned int Binary_nLength = 0xEFFF;
const unsigned char Mpu_type = 0x28;
unsigned int Firmware_version_of_file = 0x24F;
unsigned char *firmware_name = "epen/W9001_B746.bin";
char Firmware_checksum[] = { 0x1F, 0xDD, 0x87, 0x97, 0xFF, };
/*checksum for 0x13D*/
const char B713X_checksum[] = { 0x1F, 0xB5, 0x84, 0x38, 0x34, };
/*checksum for 0x16*/
const char B660X_checksum[] = { 0x1F, 0x83, 0x88, 0xD4, 0x67, };
#endif
void wacom_i2c_set_firm_data(unsigned char *Binary_new)
{
if (Binary_new == NULL) {
#if defined(CONFIG_MACH_P4NOTE)
Binary = (unsigned char *)Binary_48;
ums_binary = false;
#elif defined(CONFIG_MACH_Q1_BD) || defined(CONFIG_MACH_T0)
Binary = NULL;
#endif
return;
}
Binary = (unsigned char *)Binary_new;
ums_binary = true;
}
#ifdef CONFIG_MACH_T0
/*Return digitizer type according to board rev*/
int wacom_i2c_get_digitizer_type(void)
{
if (system_rev >= WACOM_DTYPE_B746_HWID)
return EPEN_DTYPE_B746;
else if (system_rev >= WACOM_DTYPE_B713_HWID)
return EPEN_DTYPE_B713;
else
return EPEN_DTYPE_B660;
}
#endif
void wacom_i2c_init_firm_data(void)
{
#if defined(CONFIG_MACH_P4NOTE)
Binary = (unsigned char *)Binary_48;
#elif defined(CONFIG_MACH_Q1_BD)
Binary = NULL;
/* Separate board revision */
if (system_rev < 6) {
firmware_name = "epen/W8501_P48.bin";
Firmware_version_of_file = 0x20A;
printk(KERN_DEBUG
"[E-PEN] Wacom driver is working for 4.8mm pitch pad.\n");
} else
printk(KERN_DEBUG
"[E-PEN] Wacom driver is working for 4.4mm pitch pad.\n");
#elif defined(CONFIG_MACH_T0)
int type;
int i;
type = wacom_i2c_get_digitizer_type();
if (type == EPEN_DTYPE_B746) {
printk(KERN_DEBUG
"[E-PEN] Digitizer type is B746\n");
} else if (type == EPEN_DTYPE_B713) {
printk(KERN_DEBUG
"[E-PEN] Digitizer type is B713\n");
firmware_name = "epen/W9001_B713.bin";
Firmware_version_of_file = 0x13D;
memcpy(Firmware_checksum, B713X_checksum,
sizeof(Firmware_checksum));
} else {
printk(KERN_DEBUG
"[E-PEN] Digitizer type is B660\n");
firmware_name = "epen/W9001_B660.bin";
Firmware_version_of_file = 0x16;
memcpy(Firmware_checksum, B660X_checksum,
sizeof(Firmware_checksum));
}
Binary = NULL;
#endif
}
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