Freescale u-boot repository
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

387 lines
9.3 KiB

/*
* Copyright 2010 Freescale Semiconductor, Inc.
* Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
* Timur Tabi <timur@freescale.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*/
#include <common.h>
#include <command.h>
#include <pci.h>
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_pci.h>
#include <asm/fsl_ddr_sdram.h>
#include <asm/fsl_serdes.h>
#include <asm/io.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <tsec.h>
#include <asm/fsl_law.h>
#include <asm/mp.h>
#include <netdev.h>
#include <i2c.h>
#include <hwconfig.h>
#include "../common/ngpixis.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
/* Set pmuxcr to allow both i2c1 and i2c2 */
setbits_be32(&gur->pmuxcr, 0x1000);
/* Read back the register to synchronize the write. */
in_be32(&gur->pmuxcr);
/* Set the pin muxing to enable ETSEC2. */
clrbits_be32(&gur->pmuxcr2, 0x001F8000);
return 0;
}
int checkboard(void)
{
u8 sw;
puts("Board: P1022DS ");
printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver));
sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH));
switch ((sw & PIXIS_LBMAP_MASK) >> 6) {
case 0:
printf ("vBank: %u\n", ((sw & 0x30) >> 4));
break;
case 1:
printf ("NAND\n");
break;
case 2:
case 3:
puts ("Promjet\n");
break;
}
return 0;
}
phys_size_t initdram(int board_type)
{
phys_size_t dram_size = 0;
puts("Initializing....\n");
dram_size = fsl_ddr_sdram();
dram_size = setup_ddr_tlbs(dram_size / 0x100000) * 0x100000;
puts(" DDR: ");
return dram_size;
}
#define CONFIG_TFP410_I2C_ADDR 0x38
/* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */
#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK 0x0c
#define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK 0x03
/* Route the I2C1 pins to the SSI port instead. */
#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI 0x08
/* Choose the 12.288Mhz codec reference clock */
#define CONFIG_PIXIS_BRDCFG1_AUDCLK_12 0x02
/* Choose the 11.2896Mhz codec reference clock */
#define CONFIG_PIXIS_BRDCFG1_AUDCLK_11 0x01
int misc_init_r(void)
{
u8 temp;
const char *audclk;
size_t arglen;
/* For DVI, enable the TFP410 Encoder. */
temp = 0xBF;
if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
return -1;
if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
return -1;
debug("DVI Encoder Read: 0x%02x\n", temp);
temp = 0x10;
if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
return -1;
if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
return -1;
debug("DVI Encoder Read: 0x%02x\n",temp);
/*
* Enable the reference clock for the WM8776 codec, and route the MUX
* pins for SSI. The default is the 12.288 MHz clock
*/
temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK |
CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK);
temp |= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI;
audclk = hwconfig_arg("audclk", &arglen);
/* Check the first two chars only */
if (audclk && (strncmp(audclk, "11", 2) == 0))
temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_11;
else
temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_12;
out_8(&pixis->brdcfg1, temp);
return 0;
}
/*
* A list of PCI and SATA slots
*/
enum slot_id {
SLOT_PCIE1 = 1,
SLOT_PCIE2,
SLOT_PCIE3,
SLOT_PCIE4,
SLOT_PCIE5,
SLOT_SATA1,
SLOT_SATA2
};
/*
* This array maps the slot identifiers to their names on the P1022DS board.
*/
static const char *slot_names[] = {
[SLOT_PCIE1] = "Slot 1",
[SLOT_PCIE2] = "Slot 2",
[SLOT_PCIE3] = "Slot 3",
[SLOT_PCIE4] = "Slot 4",
[SLOT_PCIE5] = "Mini-PCIe",
[SLOT_SATA1] = "SATA 1",
[SLOT_SATA2] = "SATA 2",
};
/*
* This array maps a given SERDES configuration and SERDES device to the PCI or
* SATA slot that it connects to. This mapping is hard-coded in the FPGA.
*/
static u8 serdes_dev_slot[][SATA2 + 1] = {
[0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
[0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
[0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
[PCIE2] = SLOT_PCIE5 },
[0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
[PCIE2] = SLOT_PCIE3,
[SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
[0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
[PCIE2] = SLOT_PCIE3 },
[0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
[PCIE2] = SLOT_PCIE3,
[SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
[0x1c] = { [PCIE1] = SLOT_PCIE1,
[SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
[0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
[0x1f] = { [PCIE1] = SLOT_PCIE1 },
};
/*
* Returns the name of the slot to which the PCIe or SATA controller is
* connected
*/
const char *serdes_slot_name(enum srds_prtcl device)
{
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
u32 pordevsr = in_be32(&gur->pordevsr);
unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
MPC85xx_PORDEVSR_IO_SEL_SHIFT;
enum slot_id slot = serdes_dev_slot[srds_cfg][device];
const char *name = slot_names[slot];
if (name)
return name;
else
return "Nothing";
}
static void configure_pcie(struct fsl_pci_info *info,
struct pci_controller *hose,
const char *connected)
{
static int bus_number = 0;
int is_endpoint;
set_next_law(info->mem_phys, law_size_bits(info->mem_size), info->law);
set_next_law(info->io_phys, law_size_bits(info->io_size), info->law);
is_endpoint = fsl_setup_hose(hose, info->regs);
printf("PCIE%u: connected to %s as %s (base addr %lx)\n",
info->pci_num, connected,
is_endpoint ? "Endpoint" : "Root Complex", info->regs);
bus_number = fsl_pci_init_port(info, hose, bus_number);
}
#ifdef CONFIG_PCIE1
static struct pci_controller pcie1_hose;
#endif
#ifdef CONFIG_PCIE2
static struct pci_controller pcie2_hose;
#endif
#ifdef CONFIG_PCIE3
static struct pci_controller pcie3_hose;
#endif
#ifdef CONFIG_PCI
void pci_init_board(void)
{
ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
struct fsl_pci_info pci_info;
u32 devdisr = in_be32(&gur->devdisr);
#ifdef CONFIG_PCIE1
if (is_serdes_configured(PCIE1) && !(devdisr & MPC85xx_DEVDISR_PCIE)) {
SET_STD_PCIE_INFO(pci_info, 1);
configure_pcie(&pci_info, &pcie1_hose, serdes_slot_name(PCIE1));
} else {
printf("PCIE1: disabled\n");
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
#endif
#ifdef CONFIG_PCIE2
if (is_serdes_configured(PCIE2) && !(devdisr & MPC85xx_DEVDISR_PCIE2)) {
SET_STD_PCIE_INFO(pci_info, 2);
configure_pcie(&pci_info, &pcie2_hose, serdes_slot_name(PCIE2));
} else {
printf("PCIE2: disabled\n");
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
#endif
#ifdef CONFIG_PCIE3
if (is_serdes_configured(PCIE3) && !(devdisr & MPC85xx_DEVDISR_PCIE3)) {
SET_STD_PCIE_INFO(pci_info, 3);
configure_pcie(&pci_info, &pcie3_hose, serdes_slot_name(PCIE3));
} else {
printf("PCIE3: disabled\n");
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
#endif
}
#endif
int board_early_init_r(void)
{
const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
const u8 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();
/* 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);
return 0;
}
/*
* Initialize on-board and/or PCI Ethernet devices
*
* Returns:
* <0, error
* 0, no ethernet devices found
* >0, number of ethernet devices initialized
*/
int board_eth_init(bd_t *bis)
{
struct tsec_info_struct tsec_info[2];
unsigned int num = 0;
#ifdef CONFIG_TSEC1
SET_STD_TSEC_INFO(tsec_info[num], 1);
num++;
#endif
#ifdef CONFIG_TSEC2
SET_STD_TSEC_INFO(tsec_info[num], 2);
num++;
#endif
return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
}
#ifdef CONFIG_OF_BOARD_SETUP
/**
* ft_codec_setup - fix up the clock-frequency property of the codec node
*
* Update the clock-frequency property based on the value of the 'audclk'
* hwconfig option. If audclk is not specified, then default to 12.288MHz.
*/
static void ft_codec_setup(void *blob, const char *compatible)
{
const char *audclk;
size_t arglen;
u32 freq;
audclk = hwconfig_arg("audclk", &arglen);
if (audclk && (strncmp(audclk, "11", 2) == 0))
freq = 11289600;
else
freq = 12288000;
do_fixup_by_compat_u32(blob, compatible, "clock-frequency", freq, 1);
}
void 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);
FT_FSL_PCI_SETUP;
#ifdef CONFIG_FSL_SGMII_RISER
fsl_sgmii_riser_fdt_fixup(blob);
#endif
/* Update the WM8776 node's clock frequency property */
ft_codec_setup(blob, "wlf,wm8776");
}
#endif
#ifdef CONFIG_MP
void board_lmb_reserve(struct lmb *lmb)
{
cpu_mp_lmb_reserve(lmb);
}
#endif