Jetpack/u-boot/board/gdsys/405ep/dlvision-10g.c

311 lines
5.4 KiB
C

/*
* (C) Copyright 2010
* Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <asm/io.h>
#include <asm/ppc4xx-gpio.h>
#include <dtt.h>
#include "405ep.h"
#include <gdsys_fpga.h>
#include "../common/osd.h"
#define LATCH0_BASE (CONFIG_SYS_LATCH_BASE)
#define LATCH1_BASE (CONFIG_SYS_LATCH_BASE + 0x100)
#define LATCH2_BASE (CONFIG_SYS_LATCH_BASE + 0x200)
#define LATCH3_BASE (CONFIG_SYS_LATCH_BASE + 0x300)
#define LATCH2_MC2_PRESENT_N 0x0080
enum {
UNITTYPE_MAIN = 1<<0,
UNITTYPE_SERVER = 1<<1,
UNITTYPE_DISPLAYPORT = 1<<2,
};
enum {
HWVER_101 = 0,
HWVER_110 = 1,
HWVER_130 = 2,
HWVER_140 = 3,
HWVER_150 = 4,
HWVER_160 = 5,
HWVER_170 = 6,
};
enum {
AUDIO_NONE = 0,
AUDIO_TX = 1,
AUDIO_RX = 2,
AUDIO_RXTX = 3,
};
enum {
SYSCLK_156250 = 2,
};
enum {
RAM_NONE = 0,
RAM_DDR2_32 = 1,
RAM_DDR2_64 = 2,
};
struct ihs_fpga *fpga_ptr[] = CONFIG_SYS_FPGA_PTR;
int misc_init_r(void)
{
/* startup fans */
dtt_init();
return 0;
}
static unsigned int get_hwver(void)
{
u16 latch3 = in_le16((void *)LATCH3_BASE);
return latch3 & 0x0003;
}
static unsigned int get_mc2_present(void)
{
u16 latch2 = in_le16((void *)LATCH2_BASE);
return !(latch2 & LATCH2_MC2_PRESENT_N);
}
static void print_fpga_info(unsigned dev)
{
u16 versions;
u16 fpga_version;
u16 fpga_features;
unsigned unit_type;
unsigned hardware_version;
unsigned feature_rs232;
unsigned feature_audio;
unsigned feature_sysclock;
unsigned feature_ramconfig;
unsigned feature_carrier_speed;
unsigned feature_carriers;
unsigned feature_video_channels;
int fpga_state = get_fpga_state(dev);
printf("FPGA%d: ", dev);
FPGA_GET_REG(dev, versions, &versions);
FPGA_GET_REG(dev, fpga_version, &fpga_version);
FPGA_GET_REG(dev, fpga_features, &fpga_features);
hardware_version = versions & 0x000f;
if (fpga_state
&& !((hardware_version == HWVER_101)
&& (fpga_state == FPGA_STATE_DONE_FAILED))) {
puts("not available\n");
print_fpga_state(dev);
return;
}
unit_type = (versions >> 4) & 0x000f;
hardware_version = versions & 0x000f;
feature_rs232 = fpga_features & (1<<11);
feature_audio = (fpga_features >> 9) & 0x0003;
feature_sysclock = (fpga_features >> 7) & 0x0003;
feature_ramconfig = (fpga_features >> 5) & 0x0003;
feature_carrier_speed = fpga_features & (1<<4);
feature_carriers = (fpga_features >> 2) & 0x0003;
feature_video_channels = fpga_features & 0x0003;
if (unit_type & UNITTYPE_MAIN)
printf("Mainchannel ");
else
printf("Videochannel ");
if (unit_type & UNITTYPE_SERVER)
printf("Serverside ");
else
printf("Userside ");
if (unit_type & UNITTYPE_DISPLAYPORT)
printf("DisplayPort");
else
printf("DVI-DL");
switch (hardware_version) {
case HWVER_101:
printf(" HW-Ver 1.01\n");
break;
case HWVER_110:
printf(" HW-Ver 1.10-1.20\n");
break;
case HWVER_130:
printf(" HW-Ver 1.30\n");
break;
case HWVER_140:
printf(" HW-Ver 1.40-1.43\n");
break;
case HWVER_150:
printf(" HW-Ver 1.50\n");
break;
case HWVER_160:
printf(" HW-Ver 1.60-1.61\n");
break;
case HWVER_170:
printf(" HW-Ver 1.70\n");
break;
default:
printf(" HW-Ver %d(not supported)\n",
hardware_version);
break;
}
printf(" FPGA V %d.%02d, features:",
fpga_version / 100, fpga_version % 100);
printf(" %sRS232", feature_rs232 ? "" : "no ");
switch (feature_audio) {
case AUDIO_NONE:
printf(", no audio");
break;
case AUDIO_TX:
printf(", audio tx");
break;
case AUDIO_RX:
printf(", audio rx");
break;
case AUDIO_RXTX:
printf(", audio rx+tx");
break;
default:
printf(", audio %d(not supported)", feature_audio);
break;
}
switch (feature_sysclock) {
case SYSCLK_156250:
printf(", clock 156.25 MHz");
break;
default:
printf(", clock %d(not supported)", feature_sysclock);
break;
}
puts(",\n ");
switch (feature_ramconfig) {
case RAM_NONE:
printf("no RAM");
break;
case RAM_DDR2_32:
printf("RAM 32 bit DDR2");
break;
case RAM_DDR2_64:
printf("RAM 64 bit DDR2");
break;
default:
printf("RAM %d(not supported)", feature_ramconfig);
break;
}
printf(", %d carrier(s) %s", feature_carriers,
feature_carrier_speed ? "10 Gbit/s" : "of unknown speed");
printf(", %d video channel(s)\n", feature_video_channels);
}
/*
* Check Board Identity:
*/
int checkboard(void)
{
char *s = getenv("serial#");
puts("Board: ");
puts("DLVision 10G");
if (s != NULL) {
puts(", serial# ");
puts(s);
}
puts("\n");
return 0;
}
int last_stage_init(void)
{
u16 versions;
FPGA_GET_REG(0, versions, &versions);
print_fpga_info(0);
if (get_mc2_present())
print_fpga_info(1);
if (((versions >> 4) & 0x000f) & UNITTYPE_SERVER)
return 0;
if (!get_fpga_state(0) || (get_hwver() == HWVER_101))
osd_probe(0);
if (get_mc2_present() &&
(!get_fpga_state(1) || (get_hwver() == HWVER_101)))
osd_probe(1);
return 0;
}
void gd405ep_init(void)
{
}
void gd405ep_set_fpga_reset(unsigned state)
{
if (state) {
out_le16((void *)LATCH0_BASE, CONFIG_SYS_LATCH0_RESET);
out_le16((void *)LATCH1_BASE, CONFIG_SYS_LATCH1_RESET);
} else {
out_le16((void *)LATCH0_BASE, CONFIG_SYS_LATCH0_BOOT);
out_le16((void *)LATCH1_BASE, CONFIG_SYS_LATCH1_BOOT);
}
}
void gd405ep_setup_hw(void)
{
/*
* set "startup-finished"-gpios
*/
gpio_write_bit(21, 0);
gpio_write_bit(22, 1);
}
int gd405ep_get_fpga_done(unsigned fpga)
{
return in_le16((void *)LATCH2_BASE) & CONFIG_SYS_FPGA_DONE(fpga);
}