u-boot/board/freescale/p1010rdb/p1010rdb.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

344 lines
7.5 KiB
C

/*
* Copyright 2010-2011 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/io.h>
#include <miiphy.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <fsl_mdio.h>
#include <tsec.h>
#include <mmc.h>
#include <netdev.h>
#include <pci.h>
#include <asm/fsl_serdes.h>
#include <asm/fsl_ifc.h>
#include <asm/fsl_pci.h>
#ifndef CONFIG_SDCARD
#include <hwconfig.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
#define GPIO4_PCIE_RESET_SET 0x08000000
#define MUX_CPLD_CAN_UART 0x00
#define MUX_CPLD_TDM 0x01
#define MUX_CPLD_SPICS0_FLASH 0x00
#define MUX_CPLD_SPICS0_SLIC 0x02
#ifndef CONFIG_SDCARD
struct cpld_data {
u8 cpld_ver; /* cpld revision */
u8 pcba_ver; /* pcb revision number */
u8 twindie_ddr3;
u8 res1[6];
u8 bank_sel; /* NOR Flash bank */
u8 res2[5];
u8 usb2_sel;
u8 res3[1];
u8 porsw_sel;
u8 tdm_can_sel;
u8 spi_cs0_sel; /* SPI CS0 SLIC/SPI Flash */
u8 por0; /* POR Options */
u8 por1; /* POR Options */
u8 por2; /* POR Options */
u8 por3; /* POR Options */
};
void cpld_show(void)
{
struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
printf("CPLD: V%x.%x PCBA: V%x.0\n",
in_8(&cpld_data->cpld_ver) & 0xF0,
in_8(&cpld_data->cpld_ver) & 0x0F,
in_8(&cpld_data->pcba_ver) & 0x0F);
#ifdef CONFIG_DEBUG
printf("twindie_ddr =%x\n",
in_8(&cpld_data->twindie_ddr3));
printf("bank_sel =%x\n",
in_8(&cpld_data->bank_sel));
printf("usb2_sel =%x\n",
in_8(&cpld_data->usb2_sel));
printf("porsw_sel =%x\n",
in_8(&cpld_data->porsw_sel));
printf("tdm_can_sel =%x\n",
in_8(&cpld_data->tdm_can_sel));
printf("tdm_can_sel =%x\n",
in_8(&cpld_data->tdm_can_sel));
printf("spi_cs0_sel =%x\n",
in_8(&cpld_data->spi_cs0_sel));
printf("bcsr0 =%x\n",
in_8(&cpld_data->bcsr0));
printf("bcsr1 =%x\n",
in_8(&cpld_data->bcsr1));
printf("bcsr2 =%x\n",
in_8(&cpld_data->bcsr2));
printf("bcsr3 =%x\n",
in_8(&cpld_data->bcsr3));
#endif
}
#endif
int board_early_init_f(void)
{
ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
#ifndef CONFIG_SDCARD
struct fsl_ifc *ifc = (void *)CONFIG_SYS_IFC_ADDR;
/* Clock configuration to access CPLD using IFC(GPCM) */
setbits_be32(&ifc->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
#endif
/*
* Reset PCIe slots via GPIO4
*/
setbits_be32(&pgpio->gpdir, GPIO4_PCIE_RESET_SET);
setbits_be32(&pgpio->gpdat, GPIO4_PCIE_RESET_SET);
return 0;
}
int board_early_init_r(void)
{
#ifndef CONFIG_SDCARD
const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
/*
* Remap Boot flash 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 */
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_16M, 1);
set_tlb(1, flashbase + 0x1000000,
CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, flash_esel+1, BOOKE_PAGESZ_16M, 1);
#endif
return 0;
}
#ifdef CONFIG_PCI
void pci_init_board(void)
{
fsl_pcie_init_board(0);
}
#endif /* ifdef CONFIG_PCI */
int checkboard(void)
{
struct cpu_type *cpu;
cpu = gd->arch.cpu;
printf("Board: %sRDB\n", cpu->name);
return 0;
}
#ifdef CONFIG_TSEC_ENET
int board_eth_init(bd_t *bis)
{
struct fsl_pq_mdio_info mdio_info;
struct tsec_info_struct tsec_info[4];
struct cpu_type *cpu;
int num = 0;
cpu = gd->arch.cpu;
#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
#ifdef CONFIG_TSEC3
/* P1014 and it's derivatives do not support eTSEC3 */
if (cpu->soc_ver != SVR_P1014) {
SET_STD_TSEC_INFO(tsec_info[num], 3);
num++;
}
#endif
if (!num) {
printf("No TSECs initialized\n");
return 0;
}
mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
mdio_info.name = DEFAULT_MII_NAME;
fsl_pq_mdio_init(bis, &mdio_info);
tsec_eth_init(bis, tsec_info, num);
return pci_eth_init(bis);
}
#endif
#if defined(CONFIG_OF_BOARD_SETUP)
void fdt_del_flexcan(void *blob)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"fsl,p1010-flexcan")) >= 0) {
fdt_del_node(blob, nodeoff);
}
}
void fdt_del_spi_flash(void *blob)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"spansion,s25sl12801")) >= 0) {
fdt_del_node(blob, nodeoff);
}
}
void fdt_del_spi_slic(void *blob)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"zarlink,le88266")) >= 0) {
fdt_del_node(blob, nodeoff);
}
}
void fdt_del_tdm(void *blob)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"fsl,starlite-tdm")) >= 0) {
fdt_del_node(blob, nodeoff);
}
}
void fdt_del_sdhc(void *blob)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
"fsl,esdhc")) >= 0) {
fdt_del_node(blob, nodeoff);
}
}
void fdt_disable_uart1(void *blob)
{
int nodeoff;
nodeoff = fdt_node_offset_by_compat_reg(blob, "fsl,ns16550",
CONFIG_SYS_NS16550_COM2);
if (nodeoff > 0) {
fdt_status_disabled(blob, nodeoff);
} else {
printf("WARNING unable to set status for fsl,ns16550 "
"uart1: %s\n", fdt_strerror(nodeoff));
}
}
void ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
struct cpu_type *cpu;
cpu = gd->arch.cpu;
ft_cpu_setup(blob, bd);
base = getenv_bootm_low();
size = getenv_bootm_size();
#if defined(CONFIG_PCI)
FT_FSL_PCI_SETUP;
#endif
fdt_fixup_memory(blob, (u64)base, (u64)size);
#if defined(CONFIG_HAS_FSL_DR_USB)
fdt_fixup_dr_usb(blob, bd);
#endif
/* P1014 and it's derivatives don't support CAN and eTSEC3 */
if (cpu->soc_ver == SVR_P1014) {
fdt_del_flexcan(blob);
fdt_del_node_and_alias(blob, "ethernet2");
}
#ifndef CONFIG_SDCARD
/* disable sdhc due to sdhc bug */
fdt_del_sdhc(blob);
if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) {
fdt_del_tdm(blob);
fdt_del_spi_slic(blob);
} else if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "tdm")) {
fdt_del_flexcan(blob);
fdt_del_spi_flash(blob);
fdt_disable_uart1(blob);
} else {
/*
* If we don't set fsl_p1010mux:tdm_can to "can" or "tdm"
* explicitly, defaultly spi_cs_sel to spi-flash instead of
* to tdm/slic.
*/
fdt_del_tdm(blob);
fdt_del_flexcan(blob);
fdt_disable_uart1(blob);
}
#endif
}
#endif
#ifndef CONFIG_SDCARD
int misc_init_r(void)
{
struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) {
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN1_TDM |
MPC85xx_PMUXCR_CAN1_UART |
MPC85xx_PMUXCR_CAN2_TDM |
MPC85xx_PMUXCR_CAN2_UART);
out_8(&cpld_data->tdm_can_sel, MUX_CPLD_CAN_UART);
} else if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "tdm")) {
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_UART |
MPC85xx_PMUXCR_CAN1_UART);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_TDM |
MPC85xx_PMUXCR_CAN1_TDM);
clrbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_GPIO);
setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_TDM);
out_8(&cpld_data->tdm_can_sel, MUX_CPLD_TDM);
out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_SLIC);
} else {
/* defaultly spi_cs_sel to flash */
out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH);
}
return 0;
}
#endif