u-boot/board/gdsys/mpc8308/gazerbeam.c

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/*
* (C) Copyright 2015
* Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <dm.h>
#include <env.h>
#include <fdt_support.h>
#include <fsl_esdhc.h>
#include <init.h>
#include <miiphy.h>
#include <misc.h>
#include <sysinfo.h>
#include <tpm-v1.h>
#include <video_osd.h>
#include "../common/ihs_mdio.h"
#include "../../../drivers/sysinfo/gazerbeam.h"
DECLARE_GLOBAL_DATA_PTR;
struct ihs_mdio_info ihs_mdio_info[] = {
{ .fpga = NULL, .name = "ihs0", .base = 0x58 },
{ .fpga = NULL, .name = "ihs1", .base = 0x58 },
};
static int get_tpm(struct udevice **devp)
{
int rc;
rc = uclass_first_device_err(UCLASS_TPM, devp);
if (rc) {
printf("Could not find TPM (ret=%d)\n", rc);
return CMD_RET_FAILURE;
}
return 0;
}
int board_early_init_r(void)
{
struct udevice *sysinfo;
struct udevice *serdes;
int mc = 0;
int con = 0;
if (sysinfo_get(&sysinfo))
puts("Could not find sysinfo information device.\n");
/* Initialize serdes */
uclass_get_device_by_phandle(UCLASS_MISC, sysinfo, "serdes", &serdes);
if (sysinfo_detect(sysinfo))
puts("Device information detection failed.\n");
sysinfo_get_int(sysinfo, BOARD_MULTICHANNEL, &mc);
sysinfo_get_int(sysinfo, BOARD_VARIANT, &con);
if (mc == 2 || mc == 1)
dev_disable_by_path("/immr@e0000000/i2c@3100/pca9698@22");
if (mc == 4) {
dev_disable_by_path("/immr@e0000000/i2c@3100/pca9698@20");
dev_enable_by_path("/localbus@e0005000/iocon_uart@2,0");
dev_enable_by_path("/fpga1bus");
}
if (mc == 2 || con == VAR_CON) {
dev_enable_by_path("/fpga0bus/fpga0_video1");
dev_enable_by_path("/fpga0bus/fpga0_iic_video1");
dev_enable_by_path("/fpga0bus/fpga0_axi_video1");
}
if (con == VAR_CON) {
dev_enable_by_path("/fpga0bus/fpga0_video0");
dev_enable_by_path("/fpga0bus/fpga0_iic_video0");
dev_enable_by_path("/fpga0bus/fpga0_axi_video0");
}
return 0;
}
int checksysinfo(void)
{
struct udevice *sysinfo;
char *s = env_get("serial#");
int mc = 0;
int con = 0;
if (sysinfo_get(&sysinfo))
puts("Could not find sysinfo information device.\n");
sysinfo_get_int(sysinfo, BOARD_MULTICHANNEL, &mc);
sysinfo_get_int(sysinfo, BOARD_VARIANT, &con);
puts("Board: Gazerbeam ");
printf("%s ", mc == 4 ? "MC4" : mc == 2 ? "MC2" : "SC");
printf("%s", con == VAR_CON ? "CON" : "CPU");
if (s) {
puts(", serial# ");
puts(s);
}
puts("\n");
return 0;
}
static void display_osd_info(struct udevice *osd,
struct video_osd_info *osd_info)
{
printf("OSD-%s: Digital-OSD version %01d.%02d, %d x %d characters\n",
osd->name, osd_info->major_version, osd_info->minor_version,
osd_info->width, osd_info->height);
}
int last_stage_init(void)
{
int fpga_hw_rev = 0;
int i;
struct udevice *sysinfo;
struct udevice *osd;
struct video_osd_info osd_info;
struct udevice *tpm;
int ret;
if (sysinfo_get(&sysinfo))
puts("Could not find sysinfo information device.\n");
if (sysinfo) {
int res = sysinfo_get_int(sysinfo, BOARD_HWVERSION,
&fpga_hw_rev);
if (res)
printf("Could not determind FPGA HW revision (res = %d)\n",
res);
}
env_set_ulong("fpga_hw_rev", fpga_hw_rev);
ret = get_tpm(&tpm);
if (ret || tpm_init(tpm) || tpm_startup(tpm, TPM_ST_CLEAR) ||
tpm_continue_self_test(tpm)) {
printf("TPM init failed\n");
}
if (fpga_hw_rev >= 4) {
for (i = 0; i < 4; i++) {
struct udevice *rxaui;
char name[8];
snprintf(name, sizeof(name), "rxaui%d", i);
/* Disable RXAUI polarity inversion */
ret = uclass_get_device_by_phandle(UCLASS_MISC, sysinfo,
name, &rxaui);
if (!ret)
misc_set_enabled(rxaui, false);
}
}
for (uclass_first_device(UCLASS_VIDEO_OSD, &osd);
osd;
uclass_next_device(&osd)) {
video_osd_get_info(osd, &osd_info);
display_osd_info(osd, &osd_info);
}
return 0;
}
#if defined(CONFIG_OF_BOARD_SETUP)
int ft_board_setup(void *blob, struct bd_info *bd)
{
ft_cpu_setup(blob, bd);
fsl_fdt_fixup_dr_usb(blob, bd);
fdt_fixup_esdhc(blob, bd);
return 0;
}
#endif