Release 4.7 drivers/staging/gs_fpgaboot/io.c
/*
* 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/init.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/device.h>
#include <linux/string.h>
#include <linux/slab.h>
#include <linux/fs.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/firmware.h>
#include <linux/io.h>
#include "io.h"
static inline void byte0_out(unsigned char data);
static inline void byte1_out(unsigned char data);
static inline void xl_cclk_b(int32_t i);
/* Assert and Deassert CCLK */
void xl_shift_cclk(int count)
{
int i;
for (i = 0; i < count; i++) {
xl_cclk_b(1);
xl_cclk_b(0);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 36 | 100.00% | 1 | 100.00% |
| Total | 36 | 100.00% | 1 | 100.00% |
int xl_supported_prog_bus_width(enum wbus bus_bytes)
{
switch (bus_bytes) {
case bus_1byte:
break;
case bus_2byte:
break;
default:
pr_err("unsupported program bus width %d\n",
bus_bytes);
return 0;
}
return 1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 37 | 100.00% | 1 | 100.00% |
| Total | 37 | 100.00% | 1 | 100.00% |
/* Serialize byte and clock each bit on target's DIN and CCLK pins */
void xl_shift_bytes_out(enum wbus bus_byte, unsigned char *pdata)
{
/*
* supports 1 and 2 bytes programming mode
*/
if (likely(bus_byte == bus_2byte))
byte0_out(pdata[0]);
byte1_out(pdata[1]);
xl_shift_cclk(1);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 45 | 100.00% | 1 | 100.00% |
| Total | 45 | 100.00% | 1 | 100.00% |
/*
* generic bit swap for xilinx SYSTEMMAP FPGA programming
*/
void xl_program_b(int32_t i)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 4 | 57.14% | 1 | 50.00% |
| paul bolle | paul bolle | 3 | 42.86% | 1 | 50.00% |
| Total | 7 | 100.00% | 2 | 100.00% |
void xl_rdwr_b(int32_t i)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 4 | 57.14% | 1 | 50.00% |
| paul bolle | paul bolle | 3 | 42.86% | 1 | 50.00% |
| Total | 7 | 100.00% | 2 | 100.00% |
void xl_csi_b(int32_t i)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 4 | 57.14% | 1 | 50.00% |
| paul bolle | paul bolle | 3 | 42.86% | 1 | 50.00% |
| Total | 7 | 100.00% | 2 | 100.00% |
int xl_get_init_b(void)
{
return -1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 6 | 54.55% | 1 | 50.00% |
| paul bolle | paul bolle | 5 | 45.45% | 1 | 50.00% |
| Total | 11 | 100.00% | 2 | 100.00% |
int xl_get_done_b(void)
{
return -1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 7 | 63.64% | 1 | 50.00% |
| paul bolle | paul bolle | 4 | 36.36% | 1 | 50.00% |
| Total | 11 | 100.00% | 2 | 100.00% |
static inline void byte0_out(unsigned char data)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| paul bolle | paul bolle | 5 | 50.00% | 1 | 50.00% |
| insop song | insop song | 5 | 50.00% | 1 | 50.00% |
| Total | 10 | 100.00% | 2 | 100.00% |
static inline void byte1_out(unsigned char data)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| paul bolle | paul bolle | 7 | 70.00% | 1 | 50.00% |
| insop song | insop song | 3 | 30.00% | 1 | 50.00% |
| Total | 10 | 100.00% | 2 | 100.00% |
static inline void xl_cclk_b(int32_t i)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 5 | 55.56% | 1 | 50.00% |
| paul bolle | paul bolle | 4 | 44.44% | 1 | 50.00% |
| Total | 9 | 100.00% | 2 | 100.00% |
/*
* configurable per device type for different I/O config
*/
int xl_init_io(void)
{
return -1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 8 | 72.73% | 1 | 50.00% |
| paul bolle | paul bolle | 3 | 27.27% | 1 | 50.00% |
| Total | 11 | 100.00% | 2 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| insop song | insop song | 239 | 86.28% | 1 | 50.00% |
| paul bolle | paul bolle | 38 | 13.72% | 1 | 50.00% |
| Total | 277 | 100.00% | 2 | 100.00% |
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