upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/freescale/t208xqds/t208xqds.c

472 lines
10 KiB

/*
* Copyright 2009-2013 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <i2c.h>
#include <netdev.h>
#include <linux/compiler.h>
#include <asm/mmu.h>
#include <asm/processor.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_law.h>
#include <asm/fsl_serdes.h>
#include <asm/fsl_liodn.h>
#include <fm_eth.h>
#include "../common/qixis.h"
#include "../common/vsc3316_3308.h"
#include "../common/vid.h"
#include "t208xqds.h"
#include "t208xqds_qixis.h"
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
char buf[64];
u8 sw;
struct cpu_type *cpu = gd->arch.cpu;
static const char *freq[4] = {
"100.00MHZ(from 8T49N222A)", "125.00MHz",
"156.25MHZ", "100.00MHz"
};
printf("Board: %sQDS, ", cpu->name);
sw = QIXIS_READ(arch);
printf("Sys ID: 0x%02x, Board Arch: V%d, ", QIXIS_READ(id), sw >> 4);
printf("Board Version: %c, boot from ", (sw & 0xf) + 'A' - 1);
#ifdef CONFIG_SDCARD
puts("SD/MMC\n");
#elif CONFIG_SPIFLASH
puts("SPI\n");
#else
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
printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
#endif
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));
puts("SERDES Reference Clocks:\n");
sw = QIXIS_READ(brdcfg[2]);
printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[sw >> 6],
freq[(sw >> 4) & 0x3]);
printf("SD2_CLK1=%s, SD2_CLK2=%s\n", freq[(sw & 0xf) >> 2],
freq[sw & 0x3]);
return 0;
}
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 i2c_multiplexer_select_vid_channel(u8 channel)
{
return select_i2c_ch_pca9547(channel);
}
int brd_mux_lane_to_slot(void)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 srds_prtcl_s1;
srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
#if defined(CONFIG_T2080QDS)
u32 srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
#endif
switch (srds_prtcl_s1) {
case 0:
/* SerDes1 is not enabled */
break;
#if defined(CONFIG_T2080QDS)
case 0x1b:
case 0x1c:
case 0xa2:
/* SD1(A:D) => SLOT3 SGMII
* SD1(G:H) => SLOT1 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x1a);
break;
case 0x94:
case 0x95:
/* SD1(A:B) => SLOT3 SGMII@1.25bps
* SD1(C:D) => SFP Module, SGMII@3.125bps
* SD1(E:H) => SLOT1 SGMII@1.25bps
*/
case 0x96:
/* SD1(A:B) => SLOT3 SGMII@1.25bps
* SD1(C) => SFP Module, SGMII@3.125bps
* SD1(D) => SFP Module, SGMII@1.25bps
* SD1(E:H) => SLOT1 PCIe4 x4
*/
QIXIS_WRITE(brdcfg[12], 0x3a);
break;
case 0x50:
case 0x51:
/* SD1(A:D) => SLOT3 XAUI
* SD1(E) => SLOT1 PCIe4
* SD1(F:H) => SLOT2 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x15);
break;
case 0x66:
case 0x67:
/* SD1(A:D) => XFI cage
* SD1(E:H) => SLOT1 PCIe4
*/
QIXIS_WRITE(brdcfg[12], 0xfe);
break;
case 0x6a:
case 0x6b:
/* SD1(A:D) => XFI cage
* SD1(E) => SLOT1 PCIe4
* SD1(F:H) => SLOT2 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0xf1);
break;
case 0x6c:
case 0x6d:
/* SD1(A:B) => XFI cage
* SD1(C:D) => SLOT3 SGMII
* SD1(E:H) => SLOT1 PCIe4
*/
QIXIS_WRITE(brdcfg[12], 0xda);
break;
case 0x6e:
/* SD1(A:B) => SFP Module, XFI
* SD1(C:D) => SLOT3 SGMII
* SD1(E:F) => SLOT1 PCIe4 x2
* SD1(G:H) => SLOT2 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0xd9);
break;
case 0xda:
/* SD1(A:H) => SLOT3 PCIe3 x8
*/
QIXIS_WRITE(brdcfg[12], 0x0);
break;
case 0xc8:
/* SD1(A) => SLOT3 PCIe3 x1
* SD1(B) => SFP Module, SGMII@1.25bps
* SD1(C:D) => SFP Module, SGMII@3.125bps
* SD1(E:F) => SLOT1 PCIe4 x2
* SD1(G:H) => SLOT2 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x79);
break;
case 0xab:
/* SD1(A:D) => SLOT3 PCIe3 x4
* SD1(E:H) => SLOT1 PCIe4 x4
*/
QIXIS_WRITE(brdcfg[12], 0x1a);
break;
#elif defined(CONFIG_T2081QDS)
case 0x50:
case 0x51:
/* SD1(A:D) => SLOT2 XAUI
* SD1(E) => SLOT1 PCIe4 x1
* SD1(F:H) => SLOT3 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x98);
QIXIS_WRITE(brdcfg[13], 0x70);
break;
case 0x6a:
case 0x6b:
/* SD1(A:D) => XFI SFP Module
* SD1(E) => SLOT1 PCIe4 x1
* SD1(F:H) => SLOT3 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x80);
QIXIS_WRITE(brdcfg[13], 0x70);
break;
case 0x6c:
case 0x6d:
/* SD1(A:B) => XFI SFP Module
* SD1(C:D) => SLOT2 SGMII
* SD1(E:H) => SLOT1 PCIe4 x4
*/
QIXIS_WRITE(brdcfg[12], 0xe8);
QIXIS_WRITE(brdcfg[13], 0x0);
break;
case 0xaa:
case 0xab:
/* SD1(A:D) => SLOT2 PCIe3 x4
* SD1(F:H) => SLOT1 SGMI4 x4
*/
QIXIS_WRITE(brdcfg[12], 0xf8);
QIXIS_WRITE(brdcfg[13], 0x0);
break;
case 0xca:
case 0xcb:
/* SD1(A) => SLOT2 PCIe3 x1
* SD1(B) => SLOT7 SGMII
* SD1(C) => SLOT6 SGMII
* SD1(D) => SLOT5 SGMII
* SD1(E) => SLOT1 PCIe4 x1
* SD1(F:H) => SLOT3 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x80);
QIXIS_WRITE(brdcfg[13], 0x70);
break;
case 0xde:
case 0xdf:
/* SD1(A:D) => SLOT2 PCIe3 x4
* SD1(E) => SLOT1 PCIe4 x1
* SD1(F) => SLOT4 PCIe1 x1
* SD1(G) => SLOT3 PCIe2 x1
* SD1(H) => SLOT7 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x98);
QIXIS_WRITE(brdcfg[13], 0x25);
break;
case 0xf2:
/* SD1(A) => SLOT2 PCIe3 x1
* SD1(B:D) => SLOT7 SGMII
* SD1(E) => SLOT1 PCIe4 x1
* SD1(F) => SLOT4 PCIe1 x1
* SD1(G) => SLOT3 PCIe2 x1
* SD1(H) => SLOT7 SGMII
*/
QIXIS_WRITE(brdcfg[12], 0x81);
QIXIS_WRITE(brdcfg[13], 0xa5);
break;
#endif
default:
printf("WARNING: unsupported for SerDes1 Protocol %d\n",
srds_prtcl_s1);
return -1;
}
#ifdef CONFIG_T2080QDS
switch (srds_prtcl_s2) {
case 0:
/* SerDes2 is not enabled */
break;
case 0x01:
case 0x02:
/* SD2(A:H) => SLOT4 PCIe1 */
QIXIS_WRITE(brdcfg[13], 0x10);
break;
case 0x15:
case 0x16:
/*
* SD2(A:D) => SLOT4 PCIe1
* SD2(E:F) => SLOT5 PCIe2
* SD2(G:H) => SATA1,SATA2
*/
QIXIS_WRITE(brdcfg[13], 0xb0);
break;
case 0x18:
/*
* SD2(A:D) => SLOT4 PCIe1
* SD2(E:F) => SLOT5 Aurora
* SD2(G:H) => SATA1,SATA2
*/
QIXIS_WRITE(brdcfg[13], 0x78);
break;
case 0x1f:
/*
* SD2(A:D) => SLOT4 PCIe1
* SD2(E:H) => SLOT5 PCIe2
*/
QIXIS_WRITE(brdcfg[13], 0xa0);
break;
case 0x29:
case 0x2d:
case 0x2e:
/*
* SD2(A:D) => SLOT4 SRIO2
* SD2(E:H) => SLOT5 SRIO1
*/
QIXIS_WRITE(brdcfg[13], 0xa0);
break;
case 0x36:
/*
* SD2(A:D) => SLOT4 SRIO2
* SD2(E:F) => Aurora
* SD2(G:H) => SATA1,SATA2
*/
QIXIS_WRITE(brdcfg[13], 0x78);
break;
default:
printf("WARNING: unsupported for SerDes2 Protocol %d\n",
srds_prtcl_s2);
return -1;
}
#endif
return 0;
}
int board_early_init_r(void)
{
const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
int flash_esel = find_tlb_idx((void *)flashbase, 1);
/*
* Remap Boot flash + PROMJET region to caching-inhibited
* so that flash can be erased properly.
*/
/* Flush d-cache and invalidate i-cache of any FLASH data */
flush_dcache();
invalidate_icache();
if (flash_esel == -1) {
/* very unlikely unless something is messed up */
puts("Error: Could not find TLB for FLASH BASE\n");
flash_esel = 2; /* give our best effort to continue */
} else {
/* invalidate existing TLB entry for flash + promjet */
disable_tlb(flash_esel);
}
set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, flash_esel, BOOKE_PAGESZ_256M, 1);
/* Disable remote I2C connection to qixis fpga */
QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE);
/*
* Adjust core voltage according to voltage ID
* This function changes I2C mux to channel 2.
*/
if (adjust_vdd(0))
printf("Warning: Adjusting core voltage failed.\n");
brd_mux_lane_to_slot();
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
return 0;
}
unsigned long get_board_sys_clk(void)
{
u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
#ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT
/* use accurate clock measurement */
int freq = QIXIS_READ(clk_freq[0]) << 8 | QIXIS_READ(clk_freq[1]);
int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]);
u32 val;
val = freq * base;
if (val) {
debug("SYS Clock measurement is: %d\n", val);
return val;
} else {
printf("Warning: SYS clock measurement is invalid, ");
printf("using value from brdcfg1.\n");
}
#endif
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]);
#ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT
/* use accurate clock measurement */
int freq = QIXIS_READ(clk_freq[2]) << 8 | QIXIS_READ(clk_freq[3]);
int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]);
u32 val;
val = freq * base;
if (val) {
debug("DDR Clock measurement is: %d\n", val);
return val;
} else {
printf("Warning: DDR clock measurement is invalid, ");
printf("using value from brdcfg1.\n");
}
#endif
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 misc_init_r(void)
{
return 0;
}
int ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
ft_cpu_setup(blob, bd);
base = getenv_bootm_low();
size = getenv_bootm_size();
fdt_fixup_memory(blob, (u64)base, (u64)size);
#ifdef CONFIG_PCI
pci_of_setup(blob, bd);
#endif
fdt_fixup_liodn(blob);
fsl_fdt_fixup_dr_usb(blob, bd);
#ifdef CONFIG_SYS_DPAA_FMAN
fdt_fixup_fman_ethernet(blob);
fdt_fixup_board_enet(blob);
#endif
return 0;
}