Jetpack/u-boot/board/freescale/bsc9132qds/bsc9132qds.c

430 lines
9.3 KiB
C

/*
* Copyright 2013 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 <fsl_ifc.h>
#include <hwconfig.h>
#include <i2c.h>
#include <fsl_ddr_sdram.h>
#include <jffs2/load_kernel.h>
#include <mtd_node.h>
#include <flash.h>
#ifdef CONFIG_PCI
#include <pci.h>
#include <asm/fsl_pci.h>
#endif
#include "../common/qixis.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
struct fsl_ifc ifc = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL};
setbits_be32(&ifc.gregs->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
return 0;
}
void board_config_serdes_mux(void)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 pordevsr = in_be32(&gur->pordevsr);
u32 srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
MPC85xx_PORDEVSR_IO_SEL_SHIFT;
switch (srds_cfg) {
/* PEX(1) PEX(2) CPRI 2 CPRI 1 */
case 1:
case 2:
case 3:
case 4:
case 5:
case 22:
case 23:
case 24:
case 25:
case 26:
QIXIS_WRITE_I2C(brdcfg[4], 0x03);
break;
/* PEX(1) PEX(2) SGMII1 CPRI 1 */
case 6:
case 7:
case 8:
case 9:
case 10:
case 27:
case 28:
case 29:
case 30:
case 31:
QIXIS_WRITE_I2C(brdcfg[4], 0x01);
break;
/* PEX(1) PEX(2) SGMII1 SGMII2 */
case 11:
case 32:
QIXIS_WRITE_I2C(brdcfg[4], 0x00);
break;
/* PEX(1) SGMII2 CPRI 2 CPRI 1 */
case 12:
case 13:
case 14:
case 15:
case 16:
case 33:
case 34:
case 35:
case 36:
case 37:
QIXIS_WRITE_I2C(brdcfg[4], 0x07);
break;
/* PEX(1) SGMII2 SGMII1 CPRI 1 */
case 17:
case 18:
case 19:
case 20:
case 21:
case 38:
case 39:
case 40:
case 41:
case 42:
QIXIS_WRITE_I2C(brdcfg[4], 0x05);
break;
/* SGMII1 SGMII2 CPRI 2 CPRI 1 */
case 43:
case 44:
case 45:
case 46:
case 47:
QIXIS_WRITE_I2C(brdcfg[4], 0x0F);
break;
default:
break;
}
}
/* Configure DSP DDR controller */
void dsp_ddr_configure(void)
{
/*
*There are separate DDR-controllers for DSP and PowerPC side DDR.
*copy the ddr controller settings from PowerPC side DDR controller
*to the DSP DDR controller as connected DDR memories are similar.
*/
struct ccsr_ddr __iomem *pa_ddr =
(struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR;
struct ccsr_ddr temp_ddr;
struct ccsr_ddr __iomem *dsp_ddr =
(struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DSP_CCSR_DDR_ADDR;
memcpy(&temp_ddr, pa_ddr, sizeof(struct ccsr_ddr));
temp_ddr.cs0_bnds = CONFIG_SYS_DDR1_CS0_BNDS;
temp_ddr.sdram_cfg &= ~SDRAM_CFG_MEM_EN;
memcpy(dsp_ddr, &temp_ddr, sizeof(struct ccsr_ddr));
dsp_ddr->sdram_cfg |= SDRAM_CFG_MEM_EN;
}
int board_early_init_r(void)
{
#ifndef CONFIG_SYS_NO_FLASH
const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
int 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();
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 */
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_64M, 1);
set_tlb(1, flashbase + 0x4000000,
CONFIG_SYS_FLASH_BASE_PHYS + 0x4000000,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, flash_esel+1, BOOKE_PAGESZ_64M, 1);
#endif
board_config_serdes_mux();
dsp_ddr_configure();
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;
u8 sw;
cpu = gd->arch.cpu;
printf("Board: %sQDS\n", cpu->name);
printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, FPGA Ver: 0x%02x,\n",
QIXIS_READ(id), QIXIS_READ(arch), QIXIS_READ(scver));
sw = QIXIS_READ(brdcfg[0]);
sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
printf("IFC chip select:");
switch (sw) {
case 0:
printf("NOR\n");
break;
case 2:
printf("Promjet\n");
break;
case 4:
printf("NAND\n");
break;
default:
printf("Invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
break;
}
return 0;
}
int board_eth_init(bd_t *bis)
{
#ifdef CONFIG_TSEC_ENET
struct fsl_pq_mdio_info mdio_info;
struct tsec_info_struct tsec_info[4];
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
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);
#endif
#ifdef CONFIG_PCI
pci_eth_init(bis);
#endif
return 0;
}
#define USBMUX_SEL_MASK 0xc0
#define USBMUX_SEL_UART2 0xc0
#define USBMUX_SEL_USB 0x40
#define SPIMUX_SEL_UART3 0x80
#define GPS_MUX_SEL_GPS 0x40
#define TSEC_1588_CLKIN_MASK 0x03
#define CON_XCVR_REF_CLK 0x00
int misc_init_r(void)
{
u8 val;
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 porbmsr = in_be32(&gur->porbmsr);
u32 romloc = (porbmsr >> MPC85xx_PORBMSR_ROMLOC_SHIFT) & 0xf;
/*Configure 1588 clock-in source from RF Card*/
val = QIXIS_READ_I2C(brdcfg[5]);
QIXIS_WRITE_I2C(brdcfg[5],
(val & ~(TSEC_1588_CLKIN_MASK)) | CON_XCVR_REF_CLK);
if (hwconfig("uart2") && hwconfig("usb1")) {
printf("UART2 and USB cannot work together on the board\n");
printf("Remove one from hwconfig and reset\n");
} else {
if (hwconfig("uart2")) {
val = QIXIS_READ_I2C(brdcfg[5]);
QIXIS_WRITE_I2C(brdcfg[5],
(val & ~(USBMUX_SEL_MASK)) | USBMUX_SEL_UART2);
clrbits_be32(&gur->pmuxcr3,
MPC85xx_PMUXCR3_USB_SEL_MASK);
setbits_be32(&gur->pmuxcr3, MPC85xx_PMUXCR3_UART2_SEL);
} else {
/* By default USB should be selected.
* Programming FPGA to select USB. */
val = QIXIS_READ_I2C(brdcfg[5]);
QIXIS_WRITE_I2C(brdcfg[5],
(val & ~(USBMUX_SEL_MASK)) | USBMUX_SEL_USB);
}
}
if (hwconfig("sim")) {
if (romloc == PORBMSR_ROMLOC_NAND_2K ||
romloc == PORBMSR_ROMLOC_NOR ||
romloc == PORBMSR_ROMLOC_SPI) {
val = QIXIS_READ_I2C(brdcfg[3]);
QIXIS_WRITE_I2C(brdcfg[3], val|0x10);
clrbits_be32(&gur->pmuxcr,
MPC85xx_PMUXCR0_SIM_SEL_MASK);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR0_SIM_SEL);
}
}
if (hwconfig("uart3")) {
if (romloc == PORBMSR_ROMLOC_NAND_2K ||
romloc == PORBMSR_ROMLOC_NOR ||
romloc == PORBMSR_ROMLOC_SDHC) {
/* UART3 and SPI1 (Flashes) are muxed together */
val = QIXIS_READ_I2C(brdcfg[3]);
QIXIS_WRITE_I2C(brdcfg[3], (val | SPIMUX_SEL_UART3));
clrbits_be32(&gur->pmuxcr3,
MPC85xx_PMUXCR3_UART3_SEL_MASK);
setbits_be32(&gur->pmuxcr3, MPC85xx_PMUXCR3_UART3_SEL);
/* MUX to select UART3 connection to J24 header
* or to GPS */
val = QIXIS_READ_I2C(brdcfg[6]);
if (hwconfig("gps"))
QIXIS_WRITE_I2C(brdcfg[6],
(val | GPS_MUX_SEL_GPS));
else
QIXIS_WRITE_I2C(brdcfg[6],
(val & ~(GPS_MUX_SEL_GPS)));
}
}
return 0;
}
void fdt_del_node_compat(void *blob, const char *compatible)
{
int err;
int off = fdt_node_offset_by_compatible(blob, -1, compatible);
if (off < 0) {
printf("WARNING: could not find compatible node %s: %s.\n",
compatible, fdt_strerror(off));
return;
}
err = fdt_del_node(blob, off);
if (err < 0) {
printf("WARNING: could not remove %s: %s.\n",
compatible, fdt_strerror(err));
}
}
#if defined(CONFIG_OF_BOARD_SETUP)
#ifdef CONFIG_FDT_FIXUP_PARTITIONS
struct node_info nodes[] = {
{ "cfi-flash", MTD_DEV_TYPE_NOR, },
{ "fsl,ifc-nand", MTD_DEV_TYPE_NAND, },
};
#endif
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();
#if defined(CONFIG_PCI)
FT_FSL_PCI_SETUP;
#endif
fdt_fixup_memory(blob, (u64)base, (u64)size);
#ifdef CONFIG_FDT_FIXUP_PARTITIONS
fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
#endif
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u32 porbmsr = in_be32(&gur->porbmsr);
u32 romloc = (porbmsr >> MPC85xx_PORBMSR_ROMLOC_SHIFT) & 0xf;
if (!(hwconfig("uart2") && hwconfig("usb1"))) {
/* If uart2 is there in hwconfig remove usb node from
* device tree */
if (hwconfig("uart2")) {
/* remove dts usb node */
fdt_del_node_compat(blob, "fsl-usb2-dr");
} else {
fdt_fixup_dr_usb(blob, bd);
fdt_del_node_and_alias(blob, "serial2");
}
}
if (hwconfig("uart3")) {
if (romloc == PORBMSR_ROMLOC_NAND_2K ||
romloc == PORBMSR_ROMLOC_NOR ||
romloc == PORBMSR_ROMLOC_SDHC)
/* Delete SPI node from the device tree */
fdt_del_node_and_alias(blob, "spi1");
} else
fdt_del_node_and_alias(blob, "serial3");
if (hwconfig("sim")) {
if (romloc == PORBMSR_ROMLOC_NAND_2K ||
romloc == PORBMSR_ROMLOC_NOR ||
romloc == PORBMSR_ROMLOC_SPI) {
/* remove dts sdhc node */
fdt_del_node_compat(blob, "fsl,esdhc");
} else if (romloc == PORBMSR_ROMLOC_SDHC) {
/* remove dts sim node */
fdt_del_node_compat(blob, "fsl,sim-v1.0");
printf("SIM & SDHC can't work together on the board");
printf("\nRemove sim from hwconfig and reset\n");
}
}
return 0;
}
#endif