mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-24 12:03:39 +00:00
65cc0e2a65
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
387 lines
8.7 KiB
C
387 lines
8.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright 2014 Freescale Semiconductor, Inc.
|
|
* Copyright 2020 NXP
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <env.h>
|
|
#include <fdt_support.h>
|
|
#include <i2c.h>
|
|
#include <image.h>
|
|
#include <init.h>
|
|
#include <netdev.h>
|
|
#include <asm/global_data.h>
|
|
#include <linux/compiler.h>
|
|
#include <asm/mmu.h>
|
|
#include <asm/processor.h>
|
|
#include <asm/immap_85xx.h>
|
|
#include <asm/fsl_law.h>
|
|
#include <asm/fsl_serdes.h>
|
|
#include <asm/fsl_liodn.h>
|
|
#include <fm_eth.h>
|
|
#include "t102xrdb.h"
|
|
#ifdef CONFIG_TARGET_T1024RDB
|
|
#include "cpld.h"
|
|
#elif defined(CONFIG_TARGET_T1023RDB)
|
|
#include <i2c.h>
|
|
#include <mmc.h>
|
|
#endif
|
|
#include "../common/sleep.h"
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#ifdef CONFIG_TARGET_T1023RDB
|
|
enum {
|
|
GPIO1_SD_SEL = 0x00020000, /* GPIO1_14, 0: eMMC, 1:SD/MMC */
|
|
GPIO1_EMMC_SEL,
|
|
GPIO3_GET_VERSION, /* GPIO3_4/5, 00:RevB, 01: RevC */
|
|
GPIO3_BRD_VER_MASK = 0x0c000000,
|
|
GPIO3_OFFSET = 0x2000,
|
|
I2C_GET_BANK,
|
|
I2C_SET_BANK0,
|
|
I2C_SET_BANK4,
|
|
};
|
|
#endif
|
|
|
|
int checkboard(void)
|
|
{
|
|
struct cpu_type *cpu = gd->arch.cpu;
|
|
static const char *freq[3] = {"100.00MHZ", "125.00MHz", "156.25MHZ"};
|
|
ccsr_gur_t __iomem *gur = (void *)(CFG_SYS_MPC85xx_GUTS_ADDR);
|
|
u32 srds_s1;
|
|
|
|
srds_s1 = in_be32(&gur->rcwsr[4]) & FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
|
|
srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
|
|
|
|
printf("Board: %sRDB, ", cpu->name);
|
|
#if defined(CONFIG_TARGET_T1024RDB)
|
|
printf("Board rev: 0x%02x CPLD ver: 0x%02x, ",
|
|
CPLD_READ(hw_ver), CPLD_READ(sw_ver));
|
|
#elif defined(CONFIG_TARGET_T1023RDB)
|
|
printf("Rev%c, ", t1023rdb_ctrl(GPIO3_GET_VERSION) + 'B');
|
|
#endif
|
|
printf("boot from ");
|
|
|
|
#ifdef CONFIG_SDCARD
|
|
puts("SD/MMC\n");
|
|
#elif CONFIG_SPIFLASH
|
|
puts("SPI\n");
|
|
#elif defined(CONFIG_TARGET_T1024RDB)
|
|
u8 reg;
|
|
|
|
reg = CPLD_READ(flash_csr);
|
|
|
|
if (reg & CPLD_BOOT_SEL) {
|
|
puts("NAND\n");
|
|
} else {
|
|
reg = ((reg & CPLD_LBMAP_MASK) >> CPLD_LBMAP_SHIFT);
|
|
printf("NOR vBank%d\n", reg);
|
|
}
|
|
#elif defined(CONFIG_TARGET_T1023RDB)
|
|
#ifdef CONFIG_MTD_RAW_NAND
|
|
puts("NAND\n");
|
|
#else
|
|
printf("NOR vBank%d\n", t1023rdb_ctrl(I2C_GET_BANK));
|
|
#endif
|
|
#endif
|
|
|
|
puts("SERDES Reference Clocks:\n");
|
|
if (srds_s1 == 0x95)
|
|
printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[2], freq[0]);
|
|
else
|
|
printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[0], freq[1]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_TARGET_T1024RDB
|
|
static void board_mux_lane(void)
|
|
{
|
|
ccsr_gur_t __iomem *gur = (void *)(CFG_SYS_MPC85xx_GUTS_ADDR);
|
|
u32 srds_prtcl_s1;
|
|
u8 reg = CPLD_READ(misc_ctl_status);
|
|
|
|
srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
|
|
FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
|
|
srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
|
|
|
|
if (srds_prtcl_s1 == 0x95) {
|
|
/* Route Lane B to PCIE */
|
|
CPLD_WRITE(misc_ctl_status, reg & ~CPLD_PCIE_SGMII_MUX);
|
|
} else {
|
|
/* Route Lane B to SGMII */
|
|
CPLD_WRITE(misc_ctl_status, reg | CPLD_PCIE_SGMII_MUX);
|
|
}
|
|
CPLD_WRITE(boot_override, CPLD_OVERRIDE_MUX_EN);
|
|
}
|
|
#endif
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
#if defined(CONFIG_DEEP_SLEEP)
|
|
if (is_warm_boot())
|
|
fsl_dp_disable_console();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
int board_early_init_r(void)
|
|
{
|
|
#ifdef CFG_SYS_FLASH_BASE
|
|
const unsigned int flashbase = CFG_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 + promjet */
|
|
disable_tlb(flash_esel);
|
|
}
|
|
|
|
set_tlb(1, flashbase, CFG_SYS_FLASH_BASE_PHYS,
|
|
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
|
|
0, flash_esel, BOOKE_PAGESZ_256M, 1);
|
|
#endif
|
|
|
|
#ifdef CONFIG_TARGET_T1024RDB
|
|
board_mux_lane();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_TARGET_T1024RDB
|
|
void board_reset(void)
|
|
{
|
|
CPLD_WRITE(reset_ctl1, CPLD_LBMAP_RESET);
|
|
}
|
|
#endif
|
|
|
|
int misc_init_r(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int ft_board_setup(void *blob, struct bd_info *bd)
|
|
{
|
|
phys_addr_t base;
|
|
phys_size_t size;
|
|
|
|
ft_cpu_setup(blob, bd);
|
|
|
|
base = env_get_bootm_low();
|
|
size = env_get_bootm_size();
|
|
|
|
fdt_fixup_memory(blob, (u64)base, (u64)size);
|
|
|
|
#ifdef CONFIG_PCI
|
|
pci_of_setup(blob, bd);
|
|
#endif
|
|
|
|
fdt_fixup_liodn(blob);
|
|
fsl_fdt_fixup_dr_usb(blob, bd);
|
|
|
|
#ifdef CONFIG_SYS_DPAA_FMAN
|
|
#ifndef CONFIG_DM_ETH
|
|
fdt_fixup_fman_ethernet(blob);
|
|
#endif
|
|
fdt_fixup_board_enet(blob);
|
|
#endif
|
|
|
|
#ifdef CONFIG_TARGET_T1023RDB
|
|
if (t1023rdb_ctrl(GPIO3_GET_VERSION) > 0)
|
|
fdt_enable_nor(blob);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_TARGET_T1023RDB
|
|
/* Enable NOR flash for RevC */
|
|
static void fdt_enable_nor(void *blob)
|
|
{
|
|
int nodeoff = fdt_node_offset_by_compatible(blob, 0, "cfi-flash");
|
|
|
|
if (nodeoff >= 0)
|
|
fdt_status_okay(blob, nodeoff);
|
|
else
|
|
printf("WARNING unable to set status for NOR\n");
|
|
}
|
|
|
|
int board_mmc_getcd(struct mmc *mmc)
|
|
{
|
|
ccsr_gpio_t __iomem *pgpio = (void *)(CFG_SYS_MPC85xx_GPIO_ADDR);
|
|
u32 val = in_be32(&pgpio->gpdat);
|
|
|
|
/* GPIO1_14, 0: eMMC, 1: SD/MMC */
|
|
val &= GPIO1_SD_SEL;
|
|
|
|
return val ? -1 : 1;
|
|
}
|
|
|
|
int board_mmc_getwp(struct mmc *mmc)
|
|
{
|
|
ccsr_gpio_t __iomem *pgpio = (void *)(CFG_SYS_MPC85xx_GPIO_ADDR);
|
|
u32 val = in_be32(&pgpio->gpdat);
|
|
|
|
val &= GPIO1_SD_SEL;
|
|
|
|
return val ? -1 : 0;
|
|
}
|
|
|
|
static u32 t1023rdb_ctrl(u32 ctrl_type)
|
|
{
|
|
ccsr_gpio_t __iomem *pgpio = (void *)(CFG_SYS_MPC85xx_GPIO_ADDR);
|
|
ccsr_gur_t __iomem *gur = (void *)(CFG_SYS_MPC85xx_GUTS_ADDR);
|
|
u32 val;
|
|
u8 tmp;
|
|
int bus_num = I2C_PCA6408_BUS_NUM;
|
|
|
|
#if CONFIG_IS_ENABLED(DM_I2C)
|
|
struct udevice *dev;
|
|
int ret;
|
|
|
|
ret = i2c_get_chip_for_busnum(bus_num, I2C_PCA6408_ADDR,
|
|
1, &dev);
|
|
if (ret) {
|
|
printf("%s: Cannot find udev for a bus %d\n", __func__,
|
|
bus_num);
|
|
return ret;
|
|
}
|
|
switch (ctrl_type) {
|
|
case GPIO1_SD_SEL:
|
|
val = in_be32(&pgpio->gpdat);
|
|
val |= GPIO1_SD_SEL;
|
|
out_be32(&pgpio->gpdat, val);
|
|
setbits_be32(&pgpio->gpdir, GPIO1_SD_SEL);
|
|
break;
|
|
case GPIO1_EMMC_SEL:
|
|
val = in_be32(&pgpio->gpdat);
|
|
val &= ~GPIO1_SD_SEL;
|
|
out_be32(&pgpio->gpdat, val);
|
|
setbits_be32(&pgpio->gpdir, GPIO1_SD_SEL);
|
|
break;
|
|
case GPIO3_GET_VERSION:
|
|
pgpio = (ccsr_gpio_t *)(CFG_SYS_MPC85xx_GPIO_ADDR
|
|
+ GPIO3_OFFSET);
|
|
val = in_be32(&pgpio->gpdat);
|
|
val = ((val & GPIO3_BRD_VER_MASK) >> 26) & 0x3;
|
|
if (val == 0x3) /* GPIO3_4/5 not used on RevB */
|
|
val = 0;
|
|
return val;
|
|
case I2C_GET_BANK:
|
|
dm_i2c_read(dev, 0, &tmp, 1);
|
|
tmp &= 0x7;
|
|
tmp = ((tmp & 1) << 2) | (tmp & 2) | ((tmp & 4) >> 2);
|
|
return tmp;
|
|
case I2C_SET_BANK0:
|
|
tmp = 0x0;
|
|
dm_i2c_write(dev, 1, &tmp, 1);
|
|
tmp = 0xf8;
|
|
dm_i2c_write(dev, 3, &tmp, 1);
|
|
/* asserting HRESET_REQ */
|
|
out_be32(&gur->rstcr, 0x2);
|
|
break;
|
|
case I2C_SET_BANK4:
|
|
tmp = 0x1;
|
|
dm_i2c_write(dev, 1, &tmp, 1);
|
|
tmp = 0xf8;
|
|
dm_i2c_write(dev, 3, &tmp, 1);
|
|
out_be32(&gur->rstcr, 0x2);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
#else
|
|
u32 orig_bus;
|
|
|
|
orig_bus = i2c_get_bus_num();
|
|
|
|
switch (ctrl_type) {
|
|
case GPIO1_SD_SEL:
|
|
val = in_be32(&pgpio->gpdat);
|
|
val |= GPIO1_SD_SEL;
|
|
out_be32(&pgpio->gpdat, val);
|
|
setbits_be32(&pgpio->gpdir, GPIO1_SD_SEL);
|
|
break;
|
|
case GPIO1_EMMC_SEL:
|
|
val = in_be32(&pgpio->gpdat);
|
|
val &= ~GPIO1_SD_SEL;
|
|
out_be32(&pgpio->gpdat, val);
|
|
setbits_be32(&pgpio->gpdir, GPIO1_SD_SEL);
|
|
break;
|
|
case GPIO3_GET_VERSION:
|
|
pgpio = (ccsr_gpio_t *)(CFG_SYS_MPC85xx_GPIO_ADDR
|
|
+ GPIO3_OFFSET);
|
|
val = in_be32(&pgpio->gpdat);
|
|
val = ((val & GPIO3_BRD_VER_MASK) >> 26) & 0x3;
|
|
if (val == 0x3) /* GPIO3_4/5 not used on RevB */
|
|
val = 0;
|
|
return val;
|
|
case I2C_GET_BANK:
|
|
i2c_set_bus_num(bus_num);
|
|
i2c_read(I2C_PCA6408_ADDR, 0, 1, &tmp, 1);
|
|
tmp &= 0x7;
|
|
tmp = ((tmp & 1) << 2) | (tmp & 2) | ((tmp & 4) >> 2);
|
|
i2c_set_bus_num(orig_bus);
|
|
return tmp;
|
|
case I2C_SET_BANK0:
|
|
i2c_set_bus_num(bus_num);
|
|
tmp = 0x0;
|
|
i2c_write(I2C_PCA6408_ADDR, 1, 1, &tmp, 1);
|
|
tmp = 0xf8;
|
|
i2c_write(I2C_PCA6408_ADDR, 3, 1, &tmp, 1);
|
|
/* asserting HRESET_REQ */
|
|
out_be32(&gur->rstcr, 0x2);
|
|
break;
|
|
case I2C_SET_BANK4:
|
|
i2c_set_bus_num(bus_num);
|
|
tmp = 0x1;
|
|
i2c_write(I2C_PCA6408_ADDR, 1, 1, &tmp, 1);
|
|
tmp = 0xf8;
|
|
i2c_write(I2C_PCA6408_ADDR, 3, 1, &tmp, 1);
|
|
out_be32(&gur->rstcr, 0x2);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
static int switch_cmd(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
if (argc < 2)
|
|
return CMD_RET_USAGE;
|
|
if (!strcmp(argv[1], "bank0"))
|
|
t1023rdb_ctrl(I2C_SET_BANK0);
|
|
else if (!strcmp(argv[1], "bank4") || !strcmp(argv[1], "altbank"))
|
|
t1023rdb_ctrl(I2C_SET_BANK4);
|
|
else if (!strcmp(argv[1], "sd"))
|
|
t1023rdb_ctrl(GPIO1_SD_SEL);
|
|
else if (!strcmp(argv[1], "emmc"))
|
|
t1023rdb_ctrl(GPIO1_EMMC_SEL);
|
|
else
|
|
return CMD_RET_USAGE;
|
|
return 0;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
switch, 2, 0, switch_cmd,
|
|
"for bank0/bank4/sd/emmc switch control in runtime",
|
|
"command (e.g. switch bank4)"
|
|
);
|
|
#endif
|