int misc_init_r(void)
{
serdes_corenet_t *srds_regs = (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR;
__maybe_unused ccsr_gur_t *gur;
u32 actual[NUM_SRDS_BANKS];
unsigned int i;
u8 sw3;
gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
#ifdef CONFIG_SRIO1
if (is_serdes_configured(SRIO1)) {
set_next_law(CONFIG_SYS_RIO1_MEM_PHYS, LAW_SIZE_256M,
LAW_TRGT_IF_RIO_1);
} else {
printf (" SRIO1: disabled\n");
}
#else
setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_SRIO1); /* disable */
#endif
#ifdef CONFIG_SRIO2
if (is_serdes_configured(SRIO2)) {
set_next_law(CONFIG_SYS_RIO2_MEM_PHYS, LAW_SIZE_256M,
LAW_TRGT_IF_RIO_2);
} else {
printf (" SRIO2: disabled\n");
}
#else
setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_SRIO2); /* disable */
#endif
/* Warn if the expected SERDES reference clocks don't match the
* actual reference clocks. This needs to be done after calling
* p4080_erratum_serdes8(), since that function may modify the clocks.
*/
sw3 = in_8(&PIXIS_SW(3));
actual[0] = (sw3 & 0x40) ?
SRDS_PLLCR0_RFCK_SEL_125 : SRDS_PLLCR0_RFCK_SEL_100;
actual[1] = (sw3 & 0x20) ?
SRDS_PLLCR0_RFCK_SEL_156_25 : SRDS_PLLCR0_RFCK_SEL_125;
actual[2] = (sw3 & 0x10) ?
SRDS_PLLCR0_RFCK_SEL_156_25 : SRDS_PLLCR0_RFCK_SEL_125;
for (i = 0; i < NUM_SRDS_BANKS; i++) {
u32 expected = srds_regs->bank[i].pllcr0 & SRDS_PLLCR0_RFCK_SEL_MASK;
if (expected != actual[i]) {
printf("Warning: SERDES bank %u expects reference clock"
" %sMHz, but actual is %sMHz\n", i + 1,
serdes_clock_to_string(expected),
serdes_clock_to_string(actual[i]));
}
}
return 0;
}
void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
int first_free_busno = 0;
#ifdef CONFIG_PCI1
struct fsl_pci_info pci_info;
u32 devdisr, pordevsr, io_sel;
u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
porpllsr = in_be32(&gur->porpllsr);
io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
pci_speed = 66666000;
pci_32 = 1;
pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
SET_STD_PCI_INFO(pci_info, 1);
set_next_law(pci_info.mem_phys,
law_size_bits(pci_info.mem_size), pci_info.law);
set_next_law(pci_info.io_phys,
law_size_bits(pci_info.io_size), pci_info.law);
pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
(pci_32) ? 32 : 64,
(pci_speed == 33333000) ? "33" :
(pci_speed == 66666000) ? "66" : "unknown",
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter",
pci_info.regs);
#ifndef CONFIG_PCI_PNP
pci1_hose.config_table = pci_mpc8568mds_config_table;
#endif
first_free_busno = fsl_pci_init_port(&pci_info,
&pci1_hose, first_free_busno);
} else {
printf("PCI: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
#endif
fsl_pcie_init_board(first_free_busno);
}
/* Fixed sdram init -- doesn't use serial presence detect. */
void sdram_init(void)
{
ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR;
set_next_law(0, LAW_SIZE_2G, LAW_TRGT_IF_DDR_1);
__raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds);
__raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config);
__raw_writel(CONFIG_SYS_DDR_CS1_BNDS, &ddr->cs1_bnds);
__raw_writel(CONFIG_SYS_DDR_CS1_CONFIG, &ddr->cs1_config);
__raw_writel(CONFIG_SYS_DDR_TIMING_3, &ddr->timing_cfg_3);
__raw_writel(CONFIG_SYS_DDR_TIMING_0, &ddr->timing_cfg_0);
__raw_writel(CONFIG_SYS_DDR_TIMING_1, &ddr->timing_cfg_1);
__raw_writel(CONFIG_SYS_DDR_TIMING_2, &ddr->timing_cfg_2);
__raw_writel(CONFIG_SYS_DDR_CONTROL2, &ddr->sdram_cfg_2);
__raw_writel(CONFIG_SYS_DDR_MODE_1, &ddr->sdram_mode);
__raw_writel(CONFIG_SYS_DDR_MODE_2, &ddr->sdram_mode_2);
__raw_writel(CONFIG_SYS_DDR_INTERVAL, &ddr->sdram_interval);
__raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init);
__raw_writel(CONFIG_SYS_DDR_CLK_CTRL, &ddr->sdram_clk_cntl);
__raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4);
__raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5);
__raw_writel(CONFIG_SYS_DDR_ZQ_CNTL, &ddr->ddr_zq_cntl);
__raw_writel(CONFIG_SYS_DDR_WRLVL_CNTL, &ddr->ddr_wrlvl_cntl);
__raw_writel(CONFIG_SYS_DDR_CDR_1, &ddr->ddr_cdr1);
__raw_writel(CONFIG_SYS_DDR_CDR_2, &ddr->ddr_cdr2);
/* Set, but do not enable the memory */
__raw_writel(CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN, &ddr->sdram_cfg);
asm volatile("sync;isync");
udelay(500);
/* Let the controller go */
out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN);
}
/* Fixed sdram init -- doesn't use serial presence detect. */
phys_size_t fixed_sdram(void)
{
#ifndef CONFIG_SYS_RAMBOOT
ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR;
set_next_law(0, LAW_SIZE_2G, LAW_TRGT_IF_DDR_1);
out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
out_be32(&ddr->cs1_bnds, CONFIG_SYS_DDR_CS1_BNDS);
out_be32(&ddr->cs1_config, CONFIG_SYS_DDR_CS1_CONFIG);
out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL2);
out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1);
out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2);
out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL);
out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL);
out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL);
out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL);
out_be32(&ddr->ddr_cdr1, CONFIG_SYS_DDR_CDR_1);
out_be32(&ddr->ddr_cdr2, CONFIG_SYS_DDR_CDR_2);
out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
#endif
return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024ul;
}
static void sdram_init(void)
{
struct ccsr_ddr __iomem *ddr =
(struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR;
#if CONFIG_DDR_CLK_FREQ == 100000000
__raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds);
__raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config);
__raw_writel(CONFIG_SYS_DDR_CONTROL_800 | SDRAM_CFG_32_BE, &ddr->sdram_cfg);
__raw_writel(CONFIG_SYS_DDR_CONTROL_2_800, &ddr->sdram_cfg_2);
__raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init);
__raw_writel(CONFIG_SYS_DDR_TIMING_3_800, &ddr->timing_cfg_3);
__raw_writel(CONFIG_SYS_DDR_TIMING_0_800, &ddr->timing_cfg_0);
__raw_writel(CONFIG_SYS_DDR_TIMING_1_800, &ddr->timing_cfg_1);
__raw_writel(CONFIG_SYS_DDR_TIMING_2_800, &ddr->timing_cfg_2);
__raw_writel(CONFIG_SYS_DDR_MODE_1_800, &ddr->sdram_mode);
__raw_writel(CONFIG_SYS_DDR_MODE_2_800, &ddr->sdram_mode_2);
__raw_writel(CONFIG_SYS_DDR_INTERVAL_800, &ddr->sdram_interval);
__raw_writel(CONFIG_SYS_DDR_CLK_CTRL_800, &ddr->sdram_clk_cntl);
__raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL_800, &ddr->ddr_wrlvl_cntl);
__raw_writel(CONFIG_SYS_DDR_TIMING_4_800, &ddr->timing_cfg_4);
__raw_writel(CONFIG_SYS_DDR_TIMING_5_800, &ddr->timing_cfg_5);
__raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl);
#elif CONFIG_DDR_CLK_FREQ == 133000000
__raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds);
__raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config);
__raw_writel(CONFIG_SYS_DDR_CONTROL_1333 | SDRAM_CFG_32_BE, &ddr->sdram_cfg);
__raw_writel(CONFIG_SYS_DDR_CONTROL_2_1333, &ddr->sdram_cfg_2);
__raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init);
__raw_writel(CONFIG_SYS_DDR_TIMING_3_1333, &ddr->timing_cfg_3);
__raw_writel(CONFIG_SYS_DDR_TIMING_0_1333, &ddr->timing_cfg_0);
__raw_writel(CONFIG_SYS_DDR_TIMING_1_1333, &ddr->timing_cfg_1);
__raw_writel(CONFIG_SYS_DDR_TIMING_2_1333, &ddr->timing_cfg_2);
__raw_writel(CONFIG_SYS_DDR_MODE_1_1333, &ddr->sdram_mode);
__raw_writel(CONFIG_SYS_DDR_MODE_2_1333, &ddr->sdram_mode_2);
__raw_writel(CONFIG_SYS_DDR_INTERVAL_1333, &ddr->sdram_interval);
__raw_writel(CONFIG_SYS_DDR_CLK_CTRL_1333, &ddr->sdram_clk_cntl);
__raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL_1333, &ddr->ddr_wrlvl_cntl);
__raw_writel(CONFIG_SYS_DDR_TIMING_4_1333, &ddr->timing_cfg_4);
__raw_writel(CONFIG_SYS_DDR_TIMING_5_1333, &ddr->timing_cfg_5);
__raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl);
#else
puts("Not a valid DDR Freq Found! Please Reset\n");
#endif
asm volatile("sync;isync");
udelay(500);
/* Let the controller go */
out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN);
set_next_law(CONFIG_SYS_NAND_DDR_LAW, LAW_SIZE_1G, LAW_TRGT_IF_DDR_1);
}
void pci_init_board(void)
{
volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
volatile ccsr_gur_t *gur = &immap->im_gur;
struct fsl_pci_info pci_info;
u32 devdisr;
int first_free_busno;
int pci_agent;
devdisr = in_be32(&gur->devdisr);
first_free_busno = fsl_pcie_init_board(0);
#ifdef CONFIG_PCI1
if (!(devdisr & MPC86xx_DEVDISR_PCI1)) {
SET_STD_PCI_INFO(pci_info, 1);
set_next_law(pci_info.mem_phys,
law_size_bits(pci_info.mem_size), pci_info.law);
set_next_law(pci_info.io_phys,
law_size_bits(pci_info.io_size), pci_info.law);
pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
printf("PCI: connected to PCI slots as %s" \
" (base address %lx)\n",
pci_agent ? "Agent" : "Host",
pci_info.regs);
#ifndef CONFIG_PCI_PNP
pci1_hose.config_table = pci_mpc86xxcts_config_table;
#endif
first_free_busno = fsl_pci_init_port(&pci_info,
&pci1_hose, first_free_busno);
} else {
printf("PCI: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCI1); /* disable */
#endif
fsl_pcie_init_board(first_free_busno);
}
void sdram_init(void)
{
ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR;
out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | SDRAM_CFG_32_BE);
out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_CONTROL_2);
out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
if (ddr_freq_mhz < 700) {
out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3_667);
out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0_667);
out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1_667);
out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2_667);
out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1_667);
out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2_667);
out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL_667);
out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL_667);
out_be32(&ddr->ddr_wrlvl_cntl,
CONFIG_SYS_DDR_WRLVL_CONTROL_667);
} else {
out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3_800);
out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0_800);
out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1_800);
out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2_800);
out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_MODE_1_800);
out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_MODE_2_800);
out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_INTERVAL_800);
out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CTRL_800);
out_be32(&ddr->ddr_wrlvl_cntl,
CONFIG_SYS_DDR_WRLVL_CONTROL_800);
}
out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CONTROL);
/* mimic 500us delay, with busy isync() loop */
udelay(100);
/* Let the controller go */
out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN);
set_next_law(CONFIG_SYS_NAND_DDR_LAW, LAW_SIZE_1G, LAW_TRGT_IF_DDR_1);
}
void init_laws(void)
{
int i;
gd->used_laws = ~((1 << FSL_HW_NUM_LAWS) - 1);
for (i = 0; i < num_law_entries; i++) {
if (law_table[i].index == -1)
set_next_law(law_table[i].addr, law_table[i].size,
law_table[i].trgt_id);
else
set_law(law_table[i].index, law_table[i].addr,
law_table[i].size, law_table[i].trgt_id);
}
return ;
}
void init_laws(void)
{
int i;
#if FSL_HW_NUM_LAWS < 32
gd->used_laws = ~((1 << FSL_HW_NUM_LAWS) - 1);
#elif FSL_HW_NUM_LAWS == 32
gd->used_laws = 0;
#else
#error FSL_HW_NUM_LAWS can not be greater than 32 w/o code changes
#endif
/*
* Any LAWs that were set up before we booted assume they are meant to
* be around and mark them used.
*/
for (i = 0; i < FSL_HW_NUM_LAWS; i++) {
u32 lawar = in_be32(LAWAR_ADDR(i));
if (lawar & LAW_EN)
gd->used_laws |= (1 << i);
}
#if defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
/*
* in NAND boot we've already parsed the law_table and setup those LAWs
* so don't do it again.
*/
return;
#endif
for (i = 0; i < num_law_entries; i++) {
if (law_table[i].index == -1)
set_next_law(law_table[i].addr, law_table[i].size,
law_table[i].trgt_id);
else
set_law(law_table[i].index, law_table[i].addr,
law_table[i].size, law_table[i].trgt_id);
}
return ;
}
void init_laws(void)
{
int i;
#if FSL_HW_NUM_LAWS < 32
gd->used_laws = ~((1 << FSL_HW_NUM_LAWS) - 1);
#elif FSL_HW_NUM_LAWS == 32
gd->used_laws = 0;
#else
#error FSL_HW_NUM_LAWS can not be greater than 32 w/o code changes
#endif
for (i = 0; i < num_law_entries; i++) {
if (law_table[i].index == -1)
set_next_law(law_table[i].addr, law_table[i].size,
law_table[i].trgt_id);
else
set_law(law_table[i].index, law_table[i].addr,
law_table[i].size, law_table[i].trgt_id);
}
return ;
}
void pci_init_board(void)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
struct fsl_pci_info pci_info[4];
u32 devdisr, pordevsr, io_sel, sdrs2_io_sel;
u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
int first_free_busno = 0;
int num = 0;
int pcie_ep, pcie_configured;
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
porpllsr = in_be32(&gur->porpllsr);
io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
sdrs2_io_sel = (pordevsr & MPC85xx_PORDEVSR_SRDS2_IO_SEL) >> 27;
debug(" pci_init_board: devdisr=%x, sdrs2_io_sel=%x, io_sel=%x\n",
devdisr, sdrs2_io_sel, io_sel);
if (sdrs2_io_sel == 7)
printf("Serdes2 disalbed\n");
else if (sdrs2_io_sel == 4) {
printf("eTSEC1 is in sgmii mode.\n");
printf("eTSEC3 is in sgmii mode.\n");
} else if (sdrs2_io_sel == 6)
printf("eTSEC1 is in sgmii mode.\n");
puts("\n");
#ifdef CONFIG_PCIE3
pcie_configured = is_serdes_configured(PCIE3);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
set_next_law(CONFIG_SYS_PCIE3_MEM_PHYS, LAW_SIZE_512M,
LAW_TRGT_IF_PCIE_3);
set_next_law(CONFIG_SYS_PCIE3_IO_PHYS, LAW_SIZE_64K,
LAW_TRGT_IF_PCIE_3);
SET_STD_PCIE_INFO(pci_info[num], 3);
pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs);
printf("PCIE3: connected to Slot3 as %s (base address %lx)\n",
pcie_ep ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie3_hose, first_free_busno);
} else {
printf("PCIE3: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
#endif
#ifdef CONFIG_PCIE1
pcie_configured = is_serdes_configured(PCIE1);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
set_next_law(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_128M,
LAW_TRGT_IF_PCIE_1);
set_next_law(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K,
LAW_TRGT_IF_PCIE_1);
SET_STD_PCIE_INFO(pci_info[num], 1);
pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
printf("PCIE1: connected to Slot1 as %s (base address %lx)\n",
pcie_ep ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie1_hose, first_free_busno);
} else {
printf("PCIE1: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
#endif
#ifdef CONFIG_PCIE2
pcie_configured = is_serdes_configured(PCIE2);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){
set_next_law(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_128M,
LAW_TRGT_IF_PCIE_2);
set_next_law(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K,
LAW_TRGT_IF_PCIE_2);
SET_STD_PCIE_INFO(pci_info[num], 2);
pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
printf("PCIE2: connected to Slot 2 as %s (base address %lx)\n",
pcie_ep ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie2_hose, first_free_busno);
} else {
printf("PCIE2: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
#endif
#ifdef CONFIG_PCI1
pci_speed = 66666000;
pci_32 = 1;
pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
set_next_law(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_256M,
LAW_TRGT_IF_PCI);
set_next_law(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_64K,
LAW_TRGT_IF_PCI);
SET_STD_PCI_INFO(pci_info[num], 1);
pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
(pci_32) ? 32 : 64,
(pci_speed == 33333000) ? "33" :
(pci_speed == 66666000) ? "66" : "unknown",
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pci1_hose, first_free_busno);
} else {
printf("PCI: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
#endif
}
void init_laws(void)
{
int i;
#if FSL_HW_NUM_LAWS < 32
gd->used_laws = ~((1 << FSL_HW_NUM_LAWS) - 1);
#elif FSL_HW_NUM_LAWS == 32
gd->used_laws = 0;
#else
#error FSL_HW_NUM_LAWS can not be greater than 32 w/o code changes
#endif
/*
* Any LAWs that were set up before we booted assume they are meant to
* be around and mark them used.
*/
for (i = 0; i < FSL_HW_NUM_LAWS; i++) {
u32 lawar = in_be32(LAWAR_ADDR(i));
if (lawar & LAW_EN)
gd->used_laws |= (1 << i);
}
#if defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
/*
* in NAND boot we've already parsed the law_table and setup those LAWs
* so don't do it again.
*/
return;
#endif
for (i = 0; i < num_law_entries; i++) {
if (law_table[i].index == -1)
set_next_law(law_table[i].addr, law_table[i].size,
law_table[i].trgt_id);
else
set_law(law_table[i].index, law_table[i].addr,
law_table[i].size, law_table[i].trgt_id);
}
#ifdef CONFIG_SRIO_PCIE_BOOT_SLAVE
/* check RCW to get which port is used for boot */
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
u32 bootloc = in_be32(&gur->rcwsr[6]);
/*
* in SRIO or PCIE boot we need to set specail LAWs for
* SRIO or PCIE interfaces.
*/
switch ((bootloc & FSL_CORENET_RCWSR6_BOOT_LOC) >> 23) {
case 0x0: /* boot from PCIE1 */
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_PCIE_1);
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_PCIE_1);
break;
case 0x1: /* boot from PCIE2 */
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_PCIE_2);
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_PCIE_2);
break;
case 0x2: /* boot from PCIE3 */
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_PCIE_3);
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_PCIE_3);
break;
case 0x8: /* boot from SRIO1 */
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_RIO_1);
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_RIO_1);
break;
case 0x9: /* boot from SRIO2 */
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_SLAVE_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_RIO_2);
set_next_law(CONFIG_SYS_SRIO_PCIE_BOOT_UCODE_ENV_ADDR_PHYS,
LAW_SIZE_1M,
LAW_TRGT_IF_RIO_2);
break;
default:
break;
}
#endif
return ;
}
void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
struct fsl_pci_info pci_info;
u32 devdisr, pordevsr, io_sel;
u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
int first_free_busno = 0;
char buf[32];
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
porpllsr = in_be32(&gur->porpllsr);
io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
#ifdef CONFIG_PCI1
pci_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
pci_32 = pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32; /* PORDEVSR[15] */
pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
SET_STD_PCI_INFO(pci_info, 1);
set_next_law(pci_info.mem_phys,
law_size_bits(pci_info.mem_size), pci_info.law);
set_next_law(pci_info.io_phys,
law_size_bits(pci_info.io_size), pci_info.law);
pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
printf("PCI1: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
(pci_32) ? 32 : 64,
strmhz(buf, pci_speed),
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter",
pci_info.regs);
pci1_hose.config_table = pci_mpc85xxcds_config_table;
first_free_busno = fsl_pci_init_port(&pci_info,
&pci1_hose, first_free_busno);
#ifdef CONFIG_PCIX_CHECK
if (!(pordevsr & MPC85xx_PORDEVSR_PCI1)) {
/* PCI-X init */
if (CONFIG_SYS_CLK_FREQ < 66000000)
printf("PCI-X will only work at 66 MHz\n");
reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
| PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
}
#endif
} else {
printf("PCI1: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
#endif
#ifdef CONFIG_PCI2
{
uint pci2_clk_sel = porpllsr & 0x4000; /* PORPLLSR[17] */
uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
if (pci_dual) {
printf("PCI2: 32 bit, 66 MHz, %s\n",
pci2_clk_sel ? "sync" : "async");
} else {
printf("PCI2: disabled\n");
}
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable */
#endif /* CONFIG_PCI2 */
fsl_pcie_init_board(first_free_busno);
}
