diff options
Diffstat (limited to 'qemu/roms/u-boot/board/freescale/p2020ds/p2020ds.c')
| -rw-r--r-- | qemu/roms/u-boot/board/freescale/p2020ds/p2020ds.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/freescale/p2020ds/p2020ds.c b/qemu/roms/u-boot/board/freescale/p2020ds/p2020ds.c new file mode 100644 index 000000000..a0cf92703 --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/p2020ds/p2020ds.c @@ -0,0 +1,255 @@ +/* + * Copyright 2007-2012 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <pci.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_serdes.h> +#include <miiphy.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <fsl_mdio.h> +#include <tsec.h> +#include <asm/fsl_law.h> +#include <netdev.h> + +#include "../common/ngpixis.h" +#include "../common/sgmii_riser.h" + +DECLARE_GLOBAL_DATA_PTR; + +int board_early_init_f(void) +{ +#ifdef CONFIG_MMC + ccsr_gur_t *gur = (ccsr_gur_t *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + + setbits_be32(&gur->pmuxcr, + (MPC85xx_PMUXCR_SDHC_CD | + MPC85xx_PMUXCR_SDHC_WP)); +#endif + + return 0; +} + +int checkboard(void) +{ + u8 sw; + + printf("Board: P2020DS Sys ID: 0x%02x, " + "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ", + in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver)); + + sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH)); + sw = (sw & PIXIS_LBMAP_MASK) >> PIXIS_LBMAP_SHIFT; + + if (sw < 0x8) + /* The lower two bits are the actual vbank number */ + printf("vBank: %d\n", sw & 3); + else + puts("Promjet\n"); + + return 0; +} + +#if !defined(CONFIG_DDR_SPD) +/* + * Fixed sdram init -- doesn't use serial presence detect. + */ + +phys_size_t fixed_sdram(void) +{ + struct ccsr_ddr __iomem *ddr = + (struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR; + uint d_init; + + ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG; + ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3; + ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0; + ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1; + ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2; + ddr->sdram_md_cntl = CONFIG_SYS_DDR_MODE_CTRL; + ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL; + ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT; + ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL; + ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2; + ddr->ddr_zq_cntl = CONFIG_SYS_DDR_ZQ_CNTL; + ddr->ddr_wrlvl_cntl = CONFIG_SYS_DDR_WRLVL_CNTL; + ddr->ddr_cdr1 = CONFIG_SYS_DDR_CDR1; + ddr->timing_cfg_4 = CONFIG_SYS_DDR_TIMING_4; + ddr->timing_cfg_5 = CONFIG_SYS_DDR_TIMING_5; + + if (!strcmp("performance", getenv("perf_mode"))) { + /* Performance Mode Values */ + + ddr->cs1_config = CONFIG_SYS_DDR_CS1_CONFIG_PERF; + ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS_PERF; + ddr->cs1_bnds = CONFIG_SYS_DDR_CS1_BNDS_PERF; + ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1_PERF; + ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2_PERF; + + asm("sync;isync"); + + udelay(500); + + ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL_PERF; + } else { + /* Stable Mode Values */ + + ddr->cs1_config = CONFIG_SYS_DDR_CS1_CONFIG; + ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS; + ddr->cs1_bnds = CONFIG_SYS_DDR_CS1_BNDS; + ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1; + ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2; + + /* ECC will be assumed in stable mode */ + ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN; + ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS; + ddr->err_sbe = CONFIG_SYS_DDR_SBE; + + asm("sync;isync"); + + udelay(500); + + ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL; + } + +#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + d_init = 1; + debug("DDR - 1st controller: memory initializing\n"); + /* + * Poll until memory is initialized. + * 512 Meg at 400 might hit this 200 times or so. + */ + while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) + udelay(1000); + debug("DDR: memory initialized\n\n"); + asm("sync; isync"); + udelay(500); +#endif + + if (set_ddr_laws(CONFIG_SYS_DDR_SDRAM_BASE, + CONFIG_SYS_SDRAM_SIZE * 1024 * 1024, + LAW_TRGT_IF_DDR) < 0) { + printf("ERROR setting Local Access Windows for DDR\n"); + return 0; + }; + + return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; +} + +#endif + +#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; + const u8 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(); + + /* 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); + + 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]; + 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); + if (is_serdes_configured(SGMII_TSEC2)) { + puts("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); + if (is_serdes_configured(SGMII_TSEC3)) { + puts("eTSEC3 is in sgmii mode.\n"); + tsec_info[num].flags |= TSEC_SGMII; +} + num++; +#endif + + if (!num) { + printf("No TSECs initialized\n"); + + return 0; + } + +#ifdef CONFIG_FSL_SGMII_RISER + fsl_sgmii_riser_init(tsec_info, 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); + + return pci_eth_init(bis); +} +#endif + +#if defined(CONFIG_OF_BOARD_SETUP) +void 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(); + + fdt_fixup_memory(blob, (u64)base, (u64)size); + +#ifdef CONFIG_HAS_FSL_DR_USB + fdt_fixup_dr_usb(blob, bd); +#endif + + FT_FSL_PCI_SETUP; + +#ifdef CONFIG_FSL_SGMII_RISER + fsl_sgmii_riser_fdt_fixup(blob); +#endif +} +#endif |