diff options
Diffstat (limited to 'roms/u-boot/board/freescale/t208xrdb/t208xrdb.c')
-rw-r--r-- | roms/u-boot/board/freescale/t208xrdb/t208xrdb.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/t208xrdb/t208xrdb.c b/roms/u-boot/board/freescale/t208xrdb/t208xrdb.c new file mode 100644 index 000000000..1f0cdee0b --- /dev/null +++ b/roms/u-boot/board/freescale/t208xrdb/t208xrdb.c @@ -0,0 +1,160 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2009-2013 Freescale Semiconductor, Inc. + * Copyright 2021 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 "t208xrdb.h" +#include "cpld.h" +#include "../common/vid.h" + +DECLARE_GLOBAL_DATA_PTR; + +u8 get_hw_revision(void) +{ + u8 ver = CPLD_READ(hw_ver); + + switch (ver) { + default: + case 0x1: + return 'C'; + case 0x0: + return 'D'; + case 0x2: + return 'E'; + } +} + +int checkboard(void) +{ + struct cpu_type *cpu = gd->arch.cpu; + static const char *freq[3] = {"100.00MHZ", "125.00MHz", "156.25MHZ"}; + + printf("Board: %sRDB, ", cpu->name); + printf("Board rev: %c CPLD ver: 0x%02x, boot from ", + get_hw_revision(), CPLD_READ(sw_ver)); + +#ifdef CONFIG_SDCARD + puts("SD/MMC\n"); +#elif CONFIG_SPIFLASH + puts("SPI\n"); +#else + 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); + } +#endif + + puts("SERDES Reference Clocks:\n"); + printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[2], freq[0]); + printf("SD2_CLK1=%s, SD2_CLK2=%s\n", freq[0], freq[0]); + + return 0; +} + +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 + 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(); + 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, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, flash_esel, BOOKE_PAGESZ_256M, 1); + + /* + * Adjust core voltage according to voltage ID + * This function changes I2C mux to channel 2. + */ + if (adjust_vdd(0)) + printf("Warning: Adjusting core voltage failed.\n"); + return 0; +} + +unsigned long get_board_sys_clk(void) +{ + return CONFIG_SYS_CLK_FREQ; +} + +unsigned long get_board_ddr_clk(void) +{ + return CONFIG_DDR_CLK_FREQ; +} + +int misc_init_r(void) +{ + u8 reg; + + /* Reset CS4315 PHY */ + reg = CPLD_READ(reset_ctl); + reg |= CPLD_RSTCON_EDC_RST; + CPLD_WRITE(reset_ctl, reg); + + 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 + fdt_fixup_board_fman_ethernet(blob); + fdt_fixup_board_enet(blob); + fdt_fixup_board_phy(blob); +#endif + + return 0; +} |