// SPDX-License-Identifier: GPL-2.0+ /* * Miscelaneous DaVinci functions. * * Copyright (C) 2009 Nick Thompson, GE Fanuc Ltd, <nick.thompson@gefanuc.com> * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> * Copyright (C) 2008 Lyrtech <www.lyrtech.com> * Copyright (C) 2004 Texas Instruments. */ #include <common.h> #include <env.h> #include <i2c.h> #include <init.h> #include <log.h> #include <net.h> #include <asm/arch/hardware.h> #include <asm/global_data.h> #include <asm/io.h> #include <asm/arch/davinci_misc.h> DECLARE_GLOBAL_DATA_PTR; #ifndef CONFIG_SPL_BUILD int dram_init(void) { /* dram_init must store complete ramsize in gd->ram_size */ gd->ram_size = get_ram_size( (void *)CFG_SYS_SDRAM_BASE, CFG_MAX_RAM_BANK_SIZE); return 0; } int dram_init_banksize(void) { gd->bd->bi_dram[0].start = CFG_SYS_SDRAM_BASE; gd->bd->bi_dram[0].size = gd->ram_size; return 0; } #endif #ifdef CONFIG_DRIVER_TI_EMAC /* * Set the mii mode as MII or RMII */ void davinci_emac_mii_mode_sel(int mode_sel) { int val; val = readl(&davinci_syscfg_regs->cfgchip3); if (mode_sel == 0) val &= ~(1 << 8); else val |= (1 << 8); writel(val, &davinci_syscfg_regs->cfgchip3); } /* * If there is no MAC address in the environment, then it will be initialized * (silently) from the value in the EEPROM. */ void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr) { uint8_t env_enetaddr[6]; int ret; ret = eth_env_get_enetaddr_by_index("eth", 0, env_enetaddr); if (!ret) { /* * There is no MAC address in the environment, so we * initialize it from the value in the EEPROM. */ debug("### Setting environment from EEPROM MAC address = " "\"%pM\"\n", env_enetaddr); ret = !eth_env_set_enetaddr("ethaddr", rom_enetaddr); } if (!ret) printf("Failed to set mac address from EEPROM: %d\n", ret); } #endif /* CONFIG_DRIVER_TI_EMAC */ void irq_init(void) { /* * Mask all IRQs by clearing the global enable and setting * the enable clear for all the 90 interrupts. */ writel(0, &davinci_aintc_regs->ger); writel(0, &davinci_aintc_regs->hier); writel(0xffffffff, &davinci_aintc_regs->ecr1); writel(0xffffffff, &davinci_aintc_regs->ecr2); writel(0xffffffff, &davinci_aintc_regs->ecr3); } /* * Enable PSC for various peripherals. */ int da8xx_configure_lpsc_items(const struct lpsc_resource *item, const int n_items) { int i; for (i = 0; i < n_items; i++) lpsc_on(item[i].lpsc_no); return 0; }