mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-06 05:04:26 +00:00
9fb625ce05
Move env_set() over to the new header file. Acked-by: Joe Hershberger <joe.hershberger@ni.com> Signed-off-by: Simon Glass <sjg@chromium.org>
169 lines
3.4 KiB
C
169 lines
3.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2016-2018 Intel Corporation <www.intel.com>
|
|
*
|
|
*/
|
|
|
|
#include <altera.h>
|
|
#include <common.h>
|
|
#include <env.h>
|
|
#include <errno.h>
|
|
#include <fdtdec.h>
|
|
#include <miiphy.h>
|
|
#include <netdev.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/reset_manager.h>
|
|
#include <asm/arch/system_manager.h>
|
|
#include <asm/arch/misc.h>
|
|
#include <asm/pl310.h>
|
|
#include <linux/libfdt.h>
|
|
#include <asm/arch/mailbox_s10.h>
|
|
|
|
#include <dt-bindings/reset/altr,rst-mgr-s10.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
static struct socfpga_system_manager *sysmgr_regs =
|
|
(struct socfpga_system_manager *)SOCFPGA_SYSMGR_ADDRESS;
|
|
|
|
/*
|
|
* FPGA programming support for SoC FPGA Stratix 10
|
|
*/
|
|
static Altera_desc altera_fpga[] = {
|
|
{
|
|
/* Family */
|
|
Intel_FPGA_Stratix10,
|
|
/* Interface type */
|
|
secure_device_manager_mailbox,
|
|
/* No limitation as additional data will be ignored */
|
|
-1,
|
|
/* No device function table */
|
|
NULL,
|
|
/* Base interface address specified in driver */
|
|
NULL,
|
|
/* No cookie implementation */
|
|
0
|
|
},
|
|
};
|
|
|
|
/*
|
|
* DesignWare Ethernet initialization
|
|
*/
|
|
#ifdef CONFIG_ETH_DESIGNWARE
|
|
|
|
static u32 socfpga_phymode_setup(u32 gmac_index, const char *phymode)
|
|
{
|
|
u32 modereg;
|
|
|
|
if (!phymode)
|
|
return -EINVAL;
|
|
|
|
if (!strcmp(phymode, "mii") || !strcmp(phymode, "gmii") ||
|
|
!strcmp(phymode, "sgmii"))
|
|
modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII;
|
|
else if (!strcmp(phymode, "rgmii"))
|
|
modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII;
|
|
else if (!strcmp(phymode, "rmii"))
|
|
modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII;
|
|
else
|
|
return -EINVAL;
|
|
|
|
clrsetbits_le32(&sysmgr_regs->emac0 + gmac_index,
|
|
SYSMGR_EMACGRP_CTRL_PHYSEL_MASK,
|
|
modereg);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int socfpga_set_phymode(void)
|
|
{
|
|
const void *fdt = gd->fdt_blob;
|
|
struct fdtdec_phandle_args args;
|
|
const char *phy_mode;
|
|
u32 gmac_index;
|
|
int nodes[3]; /* Max. 3 GMACs */
|
|
int ret, count;
|
|
int i, node;
|
|
|
|
count = fdtdec_find_aliases_for_id(fdt, "ethernet",
|
|
COMPAT_ALTERA_SOCFPGA_DWMAC,
|
|
nodes, ARRAY_SIZE(nodes));
|
|
for (i = 0; i < count; i++) {
|
|
node = nodes[i];
|
|
if (node <= 0)
|
|
continue;
|
|
|
|
ret = fdtdec_parse_phandle_with_args(fdt, node, "resets",
|
|
"#reset-cells", 1, 0,
|
|
&args);
|
|
if (ret || args.args_count != 1) {
|
|
debug("GMAC%i: Failed to parse DT 'resets'!\n", i);
|
|
continue;
|
|
}
|
|
|
|
gmac_index = args.args[0] - EMAC0_RESET;
|
|
|
|
phy_mode = fdt_getprop(fdt, node, "phy-mode", NULL);
|
|
ret = socfpga_phymode_setup(gmac_index, phy_mode);
|
|
if (ret) {
|
|
debug("GMAC%i: Failed to parse DT 'phy-mode'!\n", i);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#else
|
|
static int socfpga_set_phymode(void)
|
|
{
|
|
return 0;
|
|
};
|
|
#endif
|
|
|
|
/*
|
|
* Print CPU information
|
|
*/
|
|
#if defined(CONFIG_DISPLAY_CPUINFO)
|
|
int print_cpuinfo(void)
|
|
{
|
|
puts("CPU: Intel FPGA SoCFPGA Platform (ARMv8 64bit Cortex-A53)\n");
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_ARCH_MISC_INIT
|
|
int arch_misc_init(void)
|
|
{
|
|
char qspi_string[13];
|
|
|
|
sprintf(qspi_string, "<0x%08x>", cm_get_qspi_controller_clk_hz());
|
|
env_set("qspi_clock", qspi_string);
|
|
|
|
socfpga_set_phymode();
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
int arch_early_init_r(void)
|
|
{
|
|
socfpga_fpga_add(&altera_fpga[0]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void do_bridge_reset(int enable, unsigned int mask)
|
|
{
|
|
/* Check FPGA status before bridge enable */
|
|
if (enable) {
|
|
int ret = mbox_get_fpga_config_status(MBOX_RECONFIG_STATUS);
|
|
|
|
if (ret && ret != MBOX_CFGSTAT_STATE_CONFIG)
|
|
ret = mbox_get_fpga_config_status(MBOX_CONFIG_STATUS);
|
|
|
|
if (ret)
|
|
return;
|
|
}
|
|
|
|
socfpga_bridges_reset(enable);
|
|
}
|