u-boot/board/freescale/ls2085aqds/ls2085aqds.c
Prabhakar Kushwaha e60476a01e board/ls2085qds: Add support ethernet
Add support of ethernet:
 - eth.c: mapping lane to slot for (0x2A, 0x07)
 - ls2085a.c: To enable/disable dpmac and get link type

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
2015-04-23 16:46:50 -07:00

274 lines
5.5 KiB
C

/*
* Copyright 2015 Freescale Semiconductor
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <malloc.h>
#include <errno.h>
#include <netdev.h>
#include <fsl_ifc.h>
#include <fsl_ddr.h>
#include <asm/io.h>
#include <fdt_support.h>
#include <libfdt.h>
#include <fsl_debug_server.h>
#include <fsl-mc/fsl_mc.h>
#include <environment.h>
#include <i2c.h>
#include <asm/arch-fsl-lsch3/soc.h>
#include "../common/qixis.h"
#include "ls2085aqds_qixis.h"
DECLARE_GLOBAL_DATA_PTR;
unsigned long long get_qixis_addr(void)
{
unsigned long long addr;
if (gd->flags & GD_FLG_RELOC)
addr = QIXIS_BASE_PHYS;
else
addr = QIXIS_BASE_PHYS_EARLY;
/*
* IFC address under 256MB is mapped to 0x30000000, any address above
* is mapped to 0x5_10000000 up to 4GB.
*/
addr = addr > 0x10000000 ? addr + 0x500000000ULL : addr + 0x30000000;
return addr;
}
int checkboard(void)
{
char buf[64];
u8 sw;
static const char *const freq[] = {"100", "125", "156.25",
"100 separate SSCG"};
int clock;
sw = QIXIS_READ(arch);
printf("Board: %s, ", CONFIG_IDENT_STRING);
printf("Board Arch: V%d, ", sw >> 4);
printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1);
sw = QIXIS_READ(brdcfg[0]);
sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
if (sw < 0x8)
printf("vBank: %d\n", sw);
else if (sw == 0x8)
puts("PromJet\n");
else if (sw == 0x9)
puts("NAND\n");
else if (sw == 0x15)
printf("IFCCard\n");
else
printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
printf("FPGA: v%d (%s), build %d",
(int)QIXIS_READ(scver), qixis_read_tag(buf),
(int)qixis_read_minor());
/* the timestamp string contains "\n" at the end */
printf(" on %s", qixis_read_time(buf));
/*
* Display the actual SERDES reference clocks as configured by the
* dip switches on the board. Note that the SWx registers could
* technically be set to force the reference clocks to match the
* values that the SERDES expects (or vice versa). For now, however,
* we just display both values and hope the user notices when they
* don't match.
*/
puts("SERDES1 Reference : ");
sw = QIXIS_READ(brdcfg[2]);
clock = (sw >> 6) & 3;
printf("Clock1 = %sMHz ", freq[clock]);
clock = (sw >> 4) & 3;
printf("Clock2 = %sMHz", freq[clock]);
puts("\nSERDES2 Reference : ");
clock = (sw >> 2) & 3;
printf("Clock1 = %sMHz ", freq[clock]);
clock = (sw >> 0) & 3;
printf("Clock2 = %sMHz\n", freq[clock]);
return 0;
}
unsigned long get_board_sys_clk(void)
{
u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
switch (sysclk_conf & 0x0F) {
case QIXIS_SYSCLK_83:
return 83333333;
case QIXIS_SYSCLK_100:
return 100000000;
case QIXIS_SYSCLK_125:
return 125000000;
case QIXIS_SYSCLK_133:
return 133333333;
case QIXIS_SYSCLK_150:
return 150000000;
case QIXIS_SYSCLK_160:
return 160000000;
case QIXIS_SYSCLK_166:
return 166666666;
}
return 66666666;
}
unsigned long get_board_ddr_clk(void)
{
u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
switch ((ddrclk_conf & 0x30) >> 4) {
case QIXIS_DDRCLK_100:
return 100000000;
case QIXIS_DDRCLK_125:
return 125000000;
case QIXIS_DDRCLK_133:
return 133333333;
}
return 66666666;
}
int select_i2c_ch_pca9547(u8 ch)
{
int ret;
ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
if (ret) {
puts("PCA: failed to select proper channel\n");
return ret;
}
return 0;
}
int board_init(void)
{
init_final_memctl_regs();
#ifdef CONFIG_ENV_IS_NOWHERE
gd->env_addr = (ulong)&default_environment[0];
#endif
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
return 0;
}
int board_early_init_f(void)
{
fsl_lsch3_early_init_f();
return 0;
}
void detail_board_ddr_info(void)
{
puts("\nDDR ");
print_size(gd->bd->bi_dram[0].size + gd->bd->bi_dram[1].size, "");
print_ddr_info(0);
if (gd->bd->bi_dram[2].size) {
puts("\nDP-DDR ");
print_size(gd->bd->bi_dram[2].size, "");
print_ddr_info(CONFIG_DP_DDR_CTRL);
}
}
int dram_init(void)
{
gd->ram_size = initdram(0);
return 0;
}
#if defined(CONFIG_ARCH_MISC_INIT)
int arch_misc_init(void)
{
#ifdef CONFIG_FSL_DEBUG_SERVER
debug_server_init();
#endif
return 0;
}
#endif
unsigned long get_dram_size_to_hide(void)
{
unsigned long dram_to_hide = 0;
/* Carve the Debug Server private DRAM block from the end of DRAM */
#ifdef CONFIG_FSL_DEBUG_SERVER
dram_to_hide += debug_server_get_dram_block_size();
#endif
/* Carve the MC private DRAM block from the end of DRAM */
#ifdef CONFIG_FSL_MC_ENET
dram_to_hide += mc_get_dram_block_size();
#endif
return dram_to_hide;
}
#ifdef CONFIG_FSL_MC_ENET
void fdt_fixup_board_enet(void *fdt)
{
int offset;
offset = fdt_path_offset(fdt, "/fsl-mc");
if (offset < 0)
offset = fdt_path_offset(fdt, "/fsl,dprc@0");
if (offset < 0) {
printf("%s: ERROR: fsl-mc node not found in device tree (error %d)\n",
__func__, offset);
return;
}
if (get_mc_boot_status() == 0)
fdt_status_okay(fdt, offset);
else
fdt_status_fail(fdt, offset);
}
#endif
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
ft_cpu_setup(blob, bd);
/* limit the memory size to bank 1 until Linux can handle 40-bit PA */
base = getenv_bootm_low();
size = getenv_bootm_size();
fdt_fixup_memory(blob, (u64)base, (u64)size);
#ifdef CONFIG_FSL_MC_ENET
fdt_fixup_board_enet(blob);
fsl_mc_ldpaa_exit(bd);
#endif
return 0;
}
#endif
void qixis_dump_switch(void)
{
int i, nr_of_cfgsw;
QIXIS_WRITE(cms[0], 0x00);
nr_of_cfgsw = QIXIS_READ(cms[1]);
puts("DIP switch settings dump:\n");
for (i = 1; i <= nr_of_cfgsw; i++) {
QIXIS_WRITE(cms[0], i);
printf("SW%d = (0x%02x)\n", i, QIXIS_READ(cms[1]));
}
}