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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2010-2011, 2013 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <command.h>
#include <hwconfig.h>
#include <pci.h>
#include <i2c.h>
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_pci.h>
#include <fsl_ddr_sdram.h>
#include <asm/io.h>
#include <asm/fsl_law.h>
#include <asm/fsl_lbc.h>
#include <asm/mp.h>
#include <miiphy.h>
#include <linux/libfdt.h>
#include <fdt_support.h>
#include <fsl_mdio.h>
#include <tsec.h>
#include <vsc7385.h>
#include <ioports.h>
#include <asm/fsl_serdes.h>
#include <netdev.h>
#ifdef CONFIG_QE
#define GPIO_GETH_SW_PORT 1
#define GPIO_GETH_SW_PIN 29
#define GPIO_GETH_SW_DATA (1 << (31 - GPIO_GETH_SW_PIN))
#define GPIO_SLIC_PORT 1
#define GPIO_SLIC_PIN 30
#define GPIO_SLIC_DATA (1 << (31 - GPIO_SLIC_PIN))
#if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
#define GPIO_DDR_RST_PORT 1
#define GPIO_DDR_RST_PIN 8
#define GPIO_DDR_RST_DATA (1 << (31 - GPIO_DDR_RST_PIN))
#define GPIO_2BIT_MASK (0x3 << (32 - (GPIO_DDR_RST_PIN + 1) * 2))
#endif
#if defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB)
#define PCA_IOPORT_I2C_ADDR 0x23
#define PCA_IOPORT_OUTPUT_CMD 0x2
#define PCA_IOPORT_CFG_CMD 0x6
#define PCA_IOPORT_QE_PIN_ENABLE 0xf8
#define PCA_IOPORT_QE_TDM_ENABLE 0xf6
#endif
const qe_iop_conf_t qe_iop_conf_tab[] = {
/* GPIO */
{1, 1, 2, 0, 0}, /* GPIO7/PB1 - LOAD_DEFAULT_N */
#if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
{1, 8, 1, 1, 0}, /* GPIO10/PB8 - DDR_RST */
#endif
{0, 15, 1, 0, 0}, /* GPIO11/A15 - WDI */
{GPIO_GETH_SW_PORT, GPIO_GETH_SW_PIN, 1, 0, 0}, /* RST_GETH_SW_N */
{GPIO_SLIC_PORT, GPIO_SLIC_PIN, 1, 0, 0}, /* RST_SLIC_N */
#ifdef CONFIG_TARGET_P1025RDB
/* QE_MUX_MDC */
{1, 19, 1, 0, 1}, /* QE_MUX_MDC */
/* QE_MUX_MDIO */
{1, 20, 3, 0, 1}, /* QE_MUX_MDIO */
/* UCC_1_MII */
{0, 23, 2, 0, 2}, /* CLK12 */
{0, 24, 2, 0, 1}, /* CLK9 */
{0, 7, 1, 0, 2}, /* ENET1_TXD0_SER1_TXD0 */
{0, 9, 1, 0, 2}, /* ENET1_TXD1_SER1_TXD1 */
{0, 11, 1, 0, 2}, /* ENET1_TXD2_SER1_TXD2 */
{0, 12, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */
{0, 6, 2, 0, 2}, /* ENET1_RXD0_SER1_RXD0 */
{0, 10, 2, 0, 2}, /* ENET1_RXD1_SER1_RXD1 */
{0, 14, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */
{0, 15, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */
{0, 5, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
{0, 13, 1, 0, 2}, /* ENET1_TX_ER */
{0, 4, 2, 0, 2}, /* ENET1_RX_DV_SER1_CTS_B */
{0, 8, 2, 0, 2}, /* ENET1_RX_ER_SER1_CD_B */
{0, 17, 2, 0, 2}, /* ENET1_CRS */
{0, 16, 2, 0, 2}, /* ENET1_COL */
/* UCC_5_RMII */
{1, 11, 2, 0, 1}, /* CLK13 */
{1, 7, 1, 0, 2}, /* ENET5_TXD0_SER5_TXD0 */
{1, 10, 1, 0, 2}, /* ENET5_TXD1_SER5_TXD1 */
{1, 6, 2, 0, 2}, /* ENET5_RXD0_SER5_RXD0 */
{1, 9, 2, 0, 2}, /* ENET5_RXD1_SER5_RXD1 */
{1, 5, 1, 0, 2}, /* ENET5_TX_EN_SER5_RTS_B */
{1, 4, 2, 0, 2}, /* ENET5_RX_DV_SER5_CTS_B */
{1, 8, 2, 0, 2}, /* ENET5_RX_ER_SER5_CD_B */
#endif
{0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */
};
#endif
struct cpld_data {
u8 cpld_rev_major;
u8 pcba_rev;
u8 wd_cfg;
u8 rst_bps_sw;
u8 load_default_n;
u8 rst_bps_wd;
u8 bypass_enable;
u8 bps_led;
u8 status_led; /* offset: 0x8 */
u8 fxo_led; /* offset: 0x9 */
u8 fxs_led; /* offset: 0xa */
u8 rev4[2];
u8 system_rst; /* offset: 0xd */
u8 bps_out;
u8 rev5[3];
u8 cpld_rev_minor;
};
#define CPLD_WD_CFG 0x03
#define CPLD_RST_BSW 0x00
#define CPLD_RST_BWD 0x00
#define CPLD_BYPASS_EN 0x03
#define CPLD_STATUS_LED 0x01
#define CPLD_FXO_LED 0x01
#define CPLD_FXS_LED 0x0F
#define CPLD_SYS_RST 0x00
void board_cpld_init(void)
{
struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
out_8(&cpld_data->wd_cfg, CPLD_WD_CFG);
out_8(&cpld_data->status_led, CPLD_STATUS_LED);
out_8(&cpld_data->fxo_led, CPLD_FXO_LED);
out_8(&cpld_data->fxs_led, CPLD_FXS_LED);
out_8(&cpld_data->system_rst, CPLD_SYS_RST);
}
void board_gpio_init(void)
{
#ifdef CONFIG_QE
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
par_io_t *par_io = (par_io_t *) &(gur->qe_par_io);
#if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
/* reset DDR3 */
setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
udelay(1000);
clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
udelay(1000);
setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
/* disable CE_PB8 */
clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdir1, GPIO_2BIT_MASK);
#endif
/* Enable VSC7385 switch */
setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA);
/* Enable SLIC */
setbits_be32(&par_io[GPIO_SLIC_PORT].cpdat, GPIO_SLIC_DATA);
#else
ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
/*
* GPIO10 DDR Reset, open drain
* GPIO7 LOAD_DEFAULT_N Input
* GPIO11 WDI (watchdog input)
* GPIO12 Ethernet Switch Reset
* GPIO13 SLIC Reset
*/
setbits_be32(&pgpio->gpdir, 0x02130000);
#if !defined(CONFIG_SYS_RAMBOOT) && !defined(CONFIG_SPL)
/* init DDR3 reset signal */
setbits_be32(&pgpio->gpdir, 0x00200000);
setbits_be32(&pgpio->gpodr, 0x00200000);
clrbits_be32(&pgpio->gpdat, 0x00200000);
udelay(1000);
setbits_be32(&pgpio->gpdat, 0x00200000);
udelay(1000);
clrbits_be32(&pgpio->gpdir, 0x00200000);
#endif
#ifdef CONFIG_VSC7385_ENET
/* reset VSC7385 Switch */
setbits_be32(&pgpio->gpdir, 0x00080000);
setbits_be32(&pgpio->gpdat, 0x00080000);
#endif
#ifdef CONFIG_SLIC
/* reset SLIC */
setbits_be32(&pgpio->gpdir, 0x00040000);
setbits_be32(&pgpio->gpdat, 0x00040000);
#endif
#endif
}
int board_early_init_f(void)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
setbits_be32(&gur->pmuxcr,
(MPC85xx_PMUXCR_SDHC_CD | MPC85xx_PMUXCR_SDHC_WP));
clrbits_be32(&gur->sdhcdcr, SDHCDCR_CD_INV);
clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_ENA);
board_gpio_init();
board_cpld_init();
return 0;
}
int checkboard(void)
{
struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
u8 in, out, io_config, val;
printf("Board: %s CPLD: V%d.%d PCBA: V%d.0\n", CONFIG_BOARDNAME,
in_8(&cpld_data->cpld_rev_major) & 0x0F,
in_8(&cpld_data->cpld_rev_minor) & 0x0F,
in_8(&cpld_data->pcba_rev) & 0x0F);
/* Initialize i2c early for rom_loc and flash bank information */
i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM);
if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0, 1, &in, 1) < 0 ||
i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 1, 1, &out, 1) < 0 ||
i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 3, 1, &io_config, 1) < 0) {
printf("Error reading i2c boot information!\n");
return 0; /* Don't want to hang() on this error */
}
val = (in & io_config) | (out & (~io_config));
puts("rom_loc: ");
if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SD) {
puts("sd");
#ifdef __SW_BOOT_SPI
} else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SPI) {
puts("spi");
#endif
#ifdef __SW_BOOT_NAND
} else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_NAND) {
puts("nand");
#endif
#ifdef __SW_BOOT_PCIE
} else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_PCIE) {
puts("pcie");
#endif
} else {
if (val & 0x2)
puts("nor lower bank");
else
puts("nor upper bank");
}
puts("\n");
if (val & 0x1) {
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
puts("SD/MMC : 8-bit Mode\n");
puts("eSPI : Disabled\n");
} else {
puts("SD/MMC : 4-bit Mode\n");
puts("eSPI : Enabled\n");
}
return 0;
}
#ifdef CONFIG_PCI
void pci_init_board(void)
{
fsl_pcie_init_board(0);
}
#endif
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 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, /* tlb, epn, rpn */
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,/* perms, wimge */
0, flash_esel, BOOKE_PAGESZ_64M, 1);/* ts, esel, tsize, iprot */
return 0;
}
int board_eth_init(bd_t *bis)
{
struct fsl_pq_mdio_info mdio_info;
struct tsec_info_struct tsec_info[4];
ccsr_gur_t *gur __attribute__((unused)) =
(void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
int num = 0;
#ifdef CONFIG_VSC7385_ENET
char *tmp;
unsigned int vscfw_addr;
#endif
#ifdef CONFIG_TSEC1
SET_STD_TSEC_INFO(tsec_info[num], 1);
num++;
#endif
#ifdef CONFIG_TSEC2
SET_STD_TSEC_INFO(tsec_info[num], 2);
if (is_serdes_configured(SGMII_TSEC2)) {
printf("eTSEC2 is in sgmii mode.\n");
tsec_info[num].flags |= TSEC_SGMII;
}
num++;
#endif
#ifdef CONFIG_TSEC3
SET_STD_TSEC_INFO(tsec_info[num], 3);
num++;
#endif
if (!num) {
printf("No TSECs initialized\n");
return 0;
}
#ifdef CONFIG_VSC7385_ENET
/* If a VSC7385 microcode image is present, then upload it. */
tmp = env_get("vscfw_addr");
if (tmp) {
vscfw_addr = simple_strtoul(tmp, NULL, 16);
printf("uploading VSC7385 microcode from %x\n", vscfw_addr);
if (vsc7385_upload_firmware((void *) vscfw_addr,
CONFIG_VSC7385_IMAGE_SIZE))
puts("Failure uploading VSC7385 microcode.\n");
} else
puts("No address specified for VSC7385 microcode.\n");
#endif
mdio_info.regs = TSEC_GET_MDIO_REGS_BASE(1);
mdio_info.name = DEFAULT_MII_NAME;
fsl_pq_mdio_init(bis, &mdio_info);
tsec_eth_init(bis, tsec_info, num);
#if defined(CONFIG_UEC_ETH)
/* QE0 and QE3 need to be exposed for UCC1 and UCC5 Eth mode */
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE0);
setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE3);
uec_standard_init(bis);
#endif
return pci_eth_init(bis);
}
#if defined(CONFIG_QE) && \
(defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB))
static void fdt_board_fixup_qe_pins(void *blob)
{
unsigned int oldbus;
u8 val8;
int node;
fsl_lbc_t *lbc = LBC_BASE_ADDR;
if (hwconfig("qe")) {
/* For QE and eLBC pins multiplexing,
* there is a PCA9555 device on P1025RDB.
* It control the multiplex pins' functions,
* and setting the PCA9555 can switch the
* function between QE and eLBC.
*/
oldbus = i2c_get_bus_num();
i2c_set_bus_num(0);
if (hwconfig("tdm"))
val8 = PCA_IOPORT_QE_TDM_ENABLE;
else
val8 = PCA_IOPORT_QE_PIN_ENABLE;
i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_CFG_CMD,
1, &val8, 1);
i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_OUTPUT_CMD,
1, &val8, 1);
i2c_set_bus_num(oldbus);
/* if run QE TDM, Set ABSWP to implement
* conversion of addresses in the eLBC.
*/
if (hwconfig("tdm")) {
set_lbc_or(2, CONFIG_PMC_OR_PRELIM);
set_lbc_br(2, CONFIG_PMC_BR_PRELIM);
setbits_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR);
}
} else {
node = fdt_path_offset(blob, "/qe");
if (node >= 0)
fdt_del_node(blob, node);
}
return;
}
#endif
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
#if defined(CONFIG_TARGET_P1020RDB_PD) || defined(CONFIG_TARGET_P1020RDB_PC)
const char *soc_usb_compat = "fsl-usb2-dr";
int usb_err, usb1_off, usb2_off;
#endif
#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
int err;
#endif
ft_cpu_setup(blob, bd);
base = env_get_bootm_low();
size = env_get_bootm_size();
fdt_fixup_memory(blob, (u64)base, (u64)size);
FT_FSL_PCI_SETUP;
#ifdef CONFIG_QE
do_fixup_by_compat(blob, "fsl,qe", "status", "okay",
sizeof("okay"), 0);
#if defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB)
fdt_board_fixup_qe_pins(blob);
#endif
#endif
#if defined(CONFIG_HAS_FSL_DR_USB)
fsl_fdt_fixup_dr_usb(blob, bd);
#endif
#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
/* Delete eLBC node as it is muxed with USB2 controller */
if (hwconfig("usb2")) {
const char *soc_elbc_compat = "fsl,p1020-elbc";
int off = fdt_node_offset_by_compatible(blob, -1,
soc_elbc_compat);
if (off < 0) {
printf("WARNING: could not find compatible node %s\n",
soc_elbc_compat);
return off;
}
err = fdt_del_node(blob, off);
if (err < 0) {
printf("WARNING: could not remove %s\n",
soc_elbc_compat);
return err;
}
return 0;
}
#endif
#if defined(CONFIG_TARGET_P1020RDB_PD) || defined(CONFIG_TARGET_P1020RDB_PC)
/* Delete USB2 node as it is muxed with eLBC */
usb1_off = fdt_node_offset_by_compatible(blob, -1,
soc_usb_compat);
if (usb1_off < 0) {
printf("WARNING: could not find compatible node %s\n",
soc_usb_compat);
return usb1_off;
}
usb2_off = fdt_node_offset_by_compatible(blob, usb1_off,
soc_usb_compat);
if (usb2_off < 0) {
printf("WARNING: could not find compatible node %s\n",
soc_usb_compat);
return usb2_off;
}
usb_err = fdt_del_node(blob, usb2_off);
if (usb_err < 0) {
printf("WARNING: could not remove %s\n", soc_usb_compat);
return usb_err;
}
#endif
return 0;
}
#endif