diff options
Diffstat (limited to 'board/freescale/ls1021aiot/ls1021aiot.c')
| -rw-r--r-- | board/freescale/ls1021aiot/ls1021aiot.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/board/freescale/ls1021aiot/ls1021aiot.c b/board/freescale/ls1021aiot/ls1021aiot.c new file mode 100644 index 0000000..5854e2d --- /dev/null +++ b/board/freescale/ls1021aiot/ls1021aiot.c @@ -0,0 +1,255 @@ +/* + * Copyright 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/immap_ls102xa.h> +#include <asm/arch/clock.h> +#include <asm/arch/fsl_serdes.h> +#include <asm/arch/ls102xa_stream_id.h> + +#include <asm/arch/ls102xa_devdis.h> +#include <asm/arch/ls102xa_soc.h> +#include <asm/arch/ls102xa_sata.h> +#include <fsl_csu.h> +#include <fsl_esdhc.h> +#include <fsl_immap.h> +#include <netdev.h> +#include <fsl_mdio.h> +#include <tsec.h> +#include <spl.h> + +#include <fsl_validate.h> +#include "../common/sleep.h" + +DECLARE_GLOBAL_DATA_PTR; + +#define DDR_SIZE 0x40000000 + + +int checkboard(void) +{ + puts("Board: LS1021AIOT\n"); + +#ifndef CONFIG_QSPI_BOOT + struct ccsr_gur *dcfg = (struct ccsr_gur *)CONFIG_SYS_FSL_GUTS_ADDR; + u32 cpldrev; + + cpldrev = in_be32(&dcfg->gpporcr1); + + printf("CPLD: V%d.%d\n", ((cpldrev >> 28) & 0xf), ((cpldrev >> 24) & + 0xf)); +#endif + return 0; +} + +void ddrmc_init(void) +{ + struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR; + u32 temp_sdram_cfg, tmp; + + out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG); + + out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS); + out_be32(&ddr->cs0_config, DDR_CS0_CONFIG); + + out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0); + out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1); + out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2); + out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3); + out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4); + out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5); + + out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2); + out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2); + + out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE); + out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2); + + out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL); + + out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL); + + out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2); + out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3); + + out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1); + + out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL); + out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL); + + out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2); + + /* DDR erratum A-009942 */ + tmp = in_be32(&ddr->debug[28]); + out_be32(&ddr->debug[28], tmp | 0x0070006f); + + udelay(500); + + temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN & ~SDRAM_CFG_BI); + + out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | temp_sdram_cfg); +} + +int dram_init(void) +{ +#if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)) + ddrmc_init(); +#endif + + gd->ram_size = DDR_SIZE; + return 0; +} + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg esdhc_cfg[1] = { + {CONFIG_SYS_FSL_ESDHC_ADDR}, +}; + +int board_mmc_init(bd_t *bis) +{ + esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + + return fsl_esdhc_initialize(bis, &esdhc_cfg[0]); +} + +#endif + +#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); + if (is_serdes_configured(SGMII_TSEC1)) { + puts("eTSEC1 is in sgmii mode.\n"); + tsec_info[num].flags |= TSEC_SGMII; + } + 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 + if (!num) { + printf("No TSECs initialized\n"); + return 0; + } + + 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 + +int board_early_init_f(void) +{ + struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR; + +#ifdef CONFIG_TSEC_ENET + /* clear BD & FR bits for BE BD's and frame data */ + clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR); + out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125); + +#endif + + arch_soc_init(); + + return 0; +} + +#ifdef CONFIG_SPL_BUILD +void board_init_f(ulong dummy) +{ + /* Clear the BSS */ + memset(__bss_start, 0, __bss_end - __bss_start); + + get_clocks(); + + preloader_console_init(); + + dram_init(); + + /* Allow OCRAM access permission as R/W */ + +#ifdef CONFIG_LAYERSCAPE_NS_ACCESS + enable_layerscape_ns_access(); +#endif + + board_init_r(NULL, 0); +} +#endif + +int board_init(void) +{ +#ifndef CONFIG_SYS_FSL_NO_SERDES + fsl_serdes_init(); +#endif + + ls102xa_smmu_stream_id_init(); + + return 0; +} + +#ifdef CONFIG_BOARD_LATE_INIT +int board_late_init(void) +{ +#ifdef CONFIG_SCSI_AHCI_PLAT + ls1021a_sata_init(); +#endif + + return 0; +} +#endif + +#if defined(CONFIG_MISC_INIT_R) +int misc_init_r(void) +{ +#ifdef CONFIG_FSL_DEVICE_DISABLE + device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl)); + +#endif + +#ifdef CONFIG_FSL_CAAM + return sec_init(); +#endif +} +#endif + +int ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + +#ifdef CONFIG_PCI + ft_pci_setup(blob, bd); +#endif + + return 0; +} + +void flash_write16(u16 val, void *addr) +{ + u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00)); + + __raw_writew(shftval, addr); +} + +u16 flash_read16(void *addr) +{ + u16 val = __raw_readw(addr); + + return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00); +} |