171ebb335SRajeshwari Birje /* 271ebb335SRajeshwari Birje * (C) Copyright 2013 SAMSUNG Electronics 371ebb335SRajeshwari Birje * Rajeshwari Shinde <rajeshwari.s@samsung.com> 471ebb335SRajeshwari Birje * 571ebb335SRajeshwari Birje * SPDX-License-Identifier: GPL-2.0+ 671ebb335SRajeshwari Birje */ 771ebb335SRajeshwari Birje 871ebb335SRajeshwari Birje #include <common.h> 971ebb335SRajeshwari Birje #include <cros_ec.h> 1071ebb335SRajeshwari Birje #include <errno.h> 1171ebb335SRajeshwari Birje #include <fdtdec.h> 1271ebb335SRajeshwari Birje #include <spi.h> 1371ebb335SRajeshwari Birje #include <tmu.h> 1471ebb335SRajeshwari Birje #include <netdev.h> 1571ebb335SRajeshwari Birje #include <asm/io.h> 1671ebb335SRajeshwari Birje #include <asm/arch/board.h> 1771ebb335SRajeshwari Birje #include <asm/arch/cpu.h> 1871ebb335SRajeshwari Birje #include <asm/arch/dwmmc.h> 1971ebb335SRajeshwari Birje #include <asm/arch/gpio.h> 2071ebb335SRajeshwari Birje #include <asm/arch/mmc.h> 2171ebb335SRajeshwari Birje #include <asm/arch/pinmux.h> 2271ebb335SRajeshwari Birje #include <asm/arch/power.h> 2371ebb335SRajeshwari Birje #include <power/pmic.h> 2471ebb335SRajeshwari Birje #include <asm/arch/sromc.h> 2571ebb335SRajeshwari Birje #include <power/max77686_pmic.h> 2671ebb335SRajeshwari Birje 2771ebb335SRajeshwari Birje DECLARE_GLOBAL_DATA_PTR; 2871ebb335SRajeshwari Birje 2971ebb335SRajeshwari Birje #if defined CONFIG_EXYNOS_TMU 3071ebb335SRajeshwari Birje /* Boot Time Thermal Analysis for SoC temperature threshold breach */ 3171ebb335SRajeshwari Birje static void boot_temp_check(void) 3271ebb335SRajeshwari Birje { 3371ebb335SRajeshwari Birje int temp; 3471ebb335SRajeshwari Birje 3571ebb335SRajeshwari Birje switch (tmu_monitor(&temp)) { 3671ebb335SRajeshwari Birje case TMU_STATUS_NORMAL: 3771ebb335SRajeshwari Birje break; 3871ebb335SRajeshwari Birje case TMU_STATUS_TRIPPED: 3971ebb335SRajeshwari Birje /* 4071ebb335SRajeshwari Birje * Status TRIPPED ans WARNING means corresponding threshold 4171ebb335SRajeshwari Birje * breach 4271ebb335SRajeshwari Birje */ 4371ebb335SRajeshwari Birje puts("EXYNOS_TMU: TRIPPING! Device power going down ...\n"); 4471ebb335SRajeshwari Birje set_ps_hold_ctrl(); 4571ebb335SRajeshwari Birje hang(); 4671ebb335SRajeshwari Birje break; 4771ebb335SRajeshwari Birje case TMU_STATUS_WARNING: 4871ebb335SRajeshwari Birje puts("EXYNOS_TMU: WARNING! Temperature very high\n"); 4971ebb335SRajeshwari Birje break; 5071ebb335SRajeshwari Birje case TMU_STATUS_INIT: 5171ebb335SRajeshwari Birje /* 5271ebb335SRajeshwari Birje * TMU_STATUS_INIT means something is wrong with temperature 5371ebb335SRajeshwari Birje * sensing and TMU status was changed back from NORMAL to INIT. 5471ebb335SRajeshwari Birje */ 5571ebb335SRajeshwari Birje puts("EXYNOS_TMU: WARNING! Temperature sensing not done\n"); 5671ebb335SRajeshwari Birje break; 5771ebb335SRajeshwari Birje default: 5871ebb335SRajeshwari Birje debug("EXYNOS_TMU: Unknown TMU state\n"); 5971ebb335SRajeshwari Birje } 6071ebb335SRajeshwari Birje } 6171ebb335SRajeshwari Birje #endif 6271ebb335SRajeshwari Birje 6371ebb335SRajeshwari Birje int board_init(void) 6471ebb335SRajeshwari Birje { 6571ebb335SRajeshwari Birje gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); 6671ebb335SRajeshwari Birje #if defined CONFIG_EXYNOS_TMU 6771ebb335SRajeshwari Birje if (tmu_init(gd->fdt_blob) != TMU_STATUS_NORMAL) { 6871ebb335SRajeshwari Birje debug("%s: Failed to init TMU\n", __func__); 6971ebb335SRajeshwari Birje return -1; 7071ebb335SRajeshwari Birje } 7171ebb335SRajeshwari Birje boot_temp_check(); 7271ebb335SRajeshwari Birje #endif 7371ebb335SRajeshwari Birje 7471ebb335SRajeshwari Birje #ifdef CONFIG_EXYNOS_SPI 7571ebb335SRajeshwari Birje spi_init(); 7671ebb335SRajeshwari Birje #endif 7771ebb335SRajeshwari Birje return exynos_init(); 7871ebb335SRajeshwari Birje } 7971ebb335SRajeshwari Birje 8071ebb335SRajeshwari Birje int dram_init(void) 8171ebb335SRajeshwari Birje { 8271ebb335SRajeshwari Birje int i; 8371ebb335SRajeshwari Birje u32 addr; 8471ebb335SRajeshwari Birje 8571ebb335SRajeshwari Birje for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 8671ebb335SRajeshwari Birje addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE); 8771ebb335SRajeshwari Birje gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE); 8871ebb335SRajeshwari Birje } 8971ebb335SRajeshwari Birje return 0; 9071ebb335SRajeshwari Birje } 9171ebb335SRajeshwari Birje 9271ebb335SRajeshwari Birje void dram_init_banksize(void) 9371ebb335SRajeshwari Birje { 9471ebb335SRajeshwari Birje int i; 9571ebb335SRajeshwari Birje u32 addr, size; 9671ebb335SRajeshwari Birje 9771ebb335SRajeshwari Birje for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 9871ebb335SRajeshwari Birje addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE); 9971ebb335SRajeshwari Birje size = get_ram_size((long *)addr, SDRAM_BANK_SIZE); 10071ebb335SRajeshwari Birje 10171ebb335SRajeshwari Birje gd->bd->bi_dram[i].start = addr; 10271ebb335SRajeshwari Birje gd->bd->bi_dram[i].size = size; 10371ebb335SRajeshwari Birje } 10471ebb335SRajeshwari Birje } 10571ebb335SRajeshwari Birje 10671ebb335SRajeshwari Birje static int board_uart_init(void) 10771ebb335SRajeshwari Birje { 10871ebb335SRajeshwari Birje int err, uart_id, ret = 0; 10971ebb335SRajeshwari Birje 11071ebb335SRajeshwari Birje for (uart_id = PERIPH_ID_UART0; uart_id <= PERIPH_ID_UART3; uart_id++) { 11171ebb335SRajeshwari Birje err = exynos_pinmux_config(uart_id, PINMUX_FLAG_NONE); 11271ebb335SRajeshwari Birje if (err) { 11371ebb335SRajeshwari Birje debug("UART%d not configured\n", 11471ebb335SRajeshwari Birje (uart_id - PERIPH_ID_UART0)); 11571ebb335SRajeshwari Birje ret |= err; 11671ebb335SRajeshwari Birje } 11771ebb335SRajeshwari Birje } 11871ebb335SRajeshwari Birje return ret; 11971ebb335SRajeshwari Birje } 12071ebb335SRajeshwari Birje 12171ebb335SRajeshwari Birje #ifdef CONFIG_BOARD_EARLY_INIT_F 12271ebb335SRajeshwari Birje int board_early_init_f(void) 12371ebb335SRajeshwari Birje { 12471ebb335SRajeshwari Birje int err; 12571ebb335SRajeshwari Birje 12671ebb335SRajeshwari Birje err = board_uart_init(); 12771ebb335SRajeshwari Birje if (err) { 12871ebb335SRajeshwari Birje debug("UART init failed\n"); 12971ebb335SRajeshwari Birje return err; 13071ebb335SRajeshwari Birje } 13171ebb335SRajeshwari Birje 13271ebb335SRajeshwari Birje #ifdef CONFIG_SYS_I2C_INIT_BOARD 13371ebb335SRajeshwari Birje board_i2c_init(gd->fdt_blob); 13471ebb335SRajeshwari Birje #endif 13571ebb335SRajeshwari Birje 13671ebb335SRajeshwari Birje return err; 13771ebb335SRajeshwari Birje } 13871ebb335SRajeshwari Birje #endif 13971ebb335SRajeshwari Birje 14071ebb335SRajeshwari Birje #if defined(CONFIG_POWER) 14171ebb335SRajeshwari Birje #ifdef CONFIG_POWER_MAX77686 14271ebb335SRajeshwari Birje static int pmic_reg_update(struct pmic *p, int reg, uint regval) 14371ebb335SRajeshwari Birje { 14471ebb335SRajeshwari Birje u32 val; 14571ebb335SRajeshwari Birje int ret = 0; 14671ebb335SRajeshwari Birje 14771ebb335SRajeshwari Birje ret = pmic_reg_read(p, reg, &val); 14871ebb335SRajeshwari Birje if (ret) { 14971ebb335SRajeshwari Birje debug("%s: PMIC %d register read failed\n", __func__, reg); 15071ebb335SRajeshwari Birje return -1; 15171ebb335SRajeshwari Birje } 15271ebb335SRajeshwari Birje val |= regval; 15371ebb335SRajeshwari Birje ret = pmic_reg_write(p, reg, val); 15471ebb335SRajeshwari Birje if (ret) { 15571ebb335SRajeshwari Birje debug("%s: PMIC %d register write failed\n", __func__, reg); 15671ebb335SRajeshwari Birje return -1; 15771ebb335SRajeshwari Birje } 15871ebb335SRajeshwari Birje return 0; 15971ebb335SRajeshwari Birje } 16071ebb335SRajeshwari Birje 16171ebb335SRajeshwari Birje static int max77686_init(void) 16271ebb335SRajeshwari Birje { 16371ebb335SRajeshwari Birje struct pmic *p; 16471ebb335SRajeshwari Birje 16571ebb335SRajeshwari Birje if (pmic_init(I2C_PMIC)) 16671ebb335SRajeshwari Birje return -1; 16771ebb335SRajeshwari Birje 16871ebb335SRajeshwari Birje p = pmic_get("MAX77686_PMIC"); 16971ebb335SRajeshwari Birje if (!p) 17071ebb335SRajeshwari Birje return -ENODEV; 17171ebb335SRajeshwari Birje 17271ebb335SRajeshwari Birje if (pmic_probe(p)) 17371ebb335SRajeshwari Birje return -1; 17471ebb335SRajeshwari Birje 17571ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_32KHZ, MAX77686_32KHCP_EN)) 17671ebb335SRajeshwari Birje return -1; 17771ebb335SRajeshwari Birje 17871ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_BBAT, 17971ebb335SRajeshwari Birje MAX77686_BBCHOSTEN | MAX77686_BBCVS_3_5V)) 18071ebb335SRajeshwari Birje return -1; 18171ebb335SRajeshwari Birje 18271ebb335SRajeshwari Birje /* VDD_MIF */ 18371ebb335SRajeshwari Birje if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK1OUT, 18471ebb335SRajeshwari Birje MAX77686_BUCK1OUT_1V)) { 18571ebb335SRajeshwari Birje debug("%s: PMIC %d register write failed\n", __func__, 18671ebb335SRajeshwari Birje MAX77686_REG_PMIC_BUCK1OUT); 18771ebb335SRajeshwari Birje return -1; 18871ebb335SRajeshwari Birje } 18971ebb335SRajeshwari Birje 19071ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK1CRTL, 19171ebb335SRajeshwari Birje MAX77686_BUCK1CTRL_EN)) 19271ebb335SRajeshwari Birje return -1; 19371ebb335SRajeshwari Birje 19471ebb335SRajeshwari Birje /* VDD_ARM */ 19571ebb335SRajeshwari Birje if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK2DVS1, 19671ebb335SRajeshwari Birje MAX77686_BUCK2DVS1_1_3V)) { 19771ebb335SRajeshwari Birje debug("%s: PMIC %d register write failed\n", __func__, 19871ebb335SRajeshwari Birje MAX77686_REG_PMIC_BUCK2DVS1); 19971ebb335SRajeshwari Birje return -1; 20071ebb335SRajeshwari Birje } 20171ebb335SRajeshwari Birje 20271ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK2CTRL1, 20371ebb335SRajeshwari Birje MAX77686_BUCK2CTRL_ON)) 20471ebb335SRajeshwari Birje return -1; 20571ebb335SRajeshwari Birje 20671ebb335SRajeshwari Birje /* VDD_INT */ 20771ebb335SRajeshwari Birje if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK3DVS1, 20871ebb335SRajeshwari Birje MAX77686_BUCK3DVS1_1_0125V)) { 20971ebb335SRajeshwari Birje debug("%s: PMIC %d register write failed\n", __func__, 21071ebb335SRajeshwari Birje MAX77686_REG_PMIC_BUCK3DVS1); 21171ebb335SRajeshwari Birje return -1; 21271ebb335SRajeshwari Birje } 21371ebb335SRajeshwari Birje 21471ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK3CTRL, 21571ebb335SRajeshwari Birje MAX77686_BUCK3CTRL_ON)) 21671ebb335SRajeshwari Birje return -1; 21771ebb335SRajeshwari Birje 21871ebb335SRajeshwari Birje /* VDD_G3D */ 21971ebb335SRajeshwari Birje if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK4DVS1, 22071ebb335SRajeshwari Birje MAX77686_BUCK4DVS1_1_2V)) { 22171ebb335SRajeshwari Birje debug("%s: PMIC %d register write failed\n", __func__, 22271ebb335SRajeshwari Birje MAX77686_REG_PMIC_BUCK4DVS1); 22371ebb335SRajeshwari Birje return -1; 22471ebb335SRajeshwari Birje } 22571ebb335SRajeshwari Birje 22671ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK4CTRL1, 22771ebb335SRajeshwari Birje MAX77686_BUCK3CTRL_ON)) 22871ebb335SRajeshwari Birje return -1; 22971ebb335SRajeshwari Birje 23071ebb335SRajeshwari Birje /* VDD_LDO2 */ 23171ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO2CTRL1, 23271ebb335SRajeshwari Birje MAX77686_LD02CTRL1_1_5V | EN_LDO)) 23371ebb335SRajeshwari Birje return -1; 23471ebb335SRajeshwari Birje 23571ebb335SRajeshwari Birje /* VDD_LDO3 */ 23671ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO3CTRL1, 23771ebb335SRajeshwari Birje MAX77686_LD03CTRL1_1_8V | EN_LDO)) 23871ebb335SRajeshwari Birje return -1; 23971ebb335SRajeshwari Birje 24071ebb335SRajeshwari Birje /* VDD_LDO5 */ 24171ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO5CTRL1, 24271ebb335SRajeshwari Birje MAX77686_LD05CTRL1_1_8V | EN_LDO)) 24371ebb335SRajeshwari Birje return -1; 24471ebb335SRajeshwari Birje 24571ebb335SRajeshwari Birje /* VDD_LDO10 */ 24671ebb335SRajeshwari Birje if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO10CTRL1, 24771ebb335SRajeshwari Birje MAX77686_LD10CTRL1_1_8V | EN_LDO)) 24871ebb335SRajeshwari Birje return -1; 24971ebb335SRajeshwari Birje 25071ebb335SRajeshwari Birje return 0; 25171ebb335SRajeshwari Birje } 25271ebb335SRajeshwari Birje #endif 25371ebb335SRajeshwari Birje 25471ebb335SRajeshwari Birje int power_init_board(void) 25571ebb335SRajeshwari Birje { 25671ebb335SRajeshwari Birje int ret = 0; 25771ebb335SRajeshwari Birje 25871ebb335SRajeshwari Birje set_ps_hold_ctrl(); 25971ebb335SRajeshwari Birje 26071ebb335SRajeshwari Birje #ifdef CONFIG_POWER_MAX77686 26171ebb335SRajeshwari Birje ret = max77686_init(); 26271ebb335SRajeshwari Birje #endif 26371ebb335SRajeshwari Birje 26471ebb335SRajeshwari Birje return ret; 26571ebb335SRajeshwari Birje } 26671ebb335SRajeshwari Birje #endif 26771ebb335SRajeshwari Birje 26871ebb335SRajeshwari Birje #ifdef CONFIG_OF_CONTROL 26971ebb335SRajeshwari Birje static int decode_sromc(const void *blob, struct fdt_sromc *config) 27071ebb335SRajeshwari Birje { 27171ebb335SRajeshwari Birje int err; 27271ebb335SRajeshwari Birje int node; 27371ebb335SRajeshwari Birje 27471ebb335SRajeshwari Birje node = fdtdec_next_compatible(blob, 0, COMPAT_SAMSUNG_EXYNOS5_SROMC); 27571ebb335SRajeshwari Birje if (node < 0) { 27671ebb335SRajeshwari Birje debug("Could not find SROMC node\n"); 27771ebb335SRajeshwari Birje return node; 27871ebb335SRajeshwari Birje } 27971ebb335SRajeshwari Birje 28071ebb335SRajeshwari Birje config->bank = fdtdec_get_int(blob, node, "bank", 0); 28171ebb335SRajeshwari Birje config->width = fdtdec_get_int(blob, node, "width", 2); 28271ebb335SRajeshwari Birje 28371ebb335SRajeshwari Birje err = fdtdec_get_int_array(blob, node, "srom-timing", config->timing, 28471ebb335SRajeshwari Birje FDT_SROM_TIMING_COUNT); 28571ebb335SRajeshwari Birje if (err < 0) { 28671ebb335SRajeshwari Birje debug("Could not decode SROMC configuration Error: %s\n", 28771ebb335SRajeshwari Birje fdt_strerror(err)); 28871ebb335SRajeshwari Birje return -FDT_ERR_NOTFOUND; 28971ebb335SRajeshwari Birje } 29071ebb335SRajeshwari Birje return 0; 29171ebb335SRajeshwari Birje } 29271ebb335SRajeshwari Birje 29371ebb335SRajeshwari Birje int board_eth_init(bd_t *bis) 29471ebb335SRajeshwari Birje { 29571ebb335SRajeshwari Birje #ifdef CONFIG_SMC911X 29671ebb335SRajeshwari Birje u32 smc_bw_conf, smc_bc_conf; 29771ebb335SRajeshwari Birje struct fdt_sromc config; 29871ebb335SRajeshwari Birje fdt_addr_t base_addr; 29971ebb335SRajeshwari Birje int node; 30071ebb335SRajeshwari Birje 30171ebb335SRajeshwari Birje node = decode_sromc(gd->fdt_blob, &config); 30271ebb335SRajeshwari Birje if (node < 0) { 30371ebb335SRajeshwari Birje debug("%s: Could not find sromc configuration\n", __func__); 30471ebb335SRajeshwari Birje return 0; 30571ebb335SRajeshwari Birje } 30671ebb335SRajeshwari Birje node = fdtdec_next_compatible(gd->fdt_blob, node, COMPAT_SMSC_LAN9215); 30771ebb335SRajeshwari Birje if (node < 0) { 30871ebb335SRajeshwari Birje debug("%s: Could not find lan9215 configuration\n", __func__); 30971ebb335SRajeshwari Birje return 0; 31071ebb335SRajeshwari Birje } 31171ebb335SRajeshwari Birje 31271ebb335SRajeshwari Birje /* We now have a node, so any problems from now on are errors */ 31371ebb335SRajeshwari Birje base_addr = fdtdec_get_addr(gd->fdt_blob, node, "reg"); 31471ebb335SRajeshwari Birje if (base_addr == FDT_ADDR_T_NONE) { 31571ebb335SRajeshwari Birje debug("%s: Could not find lan9215 address\n", __func__); 31671ebb335SRajeshwari Birje return -1; 31771ebb335SRajeshwari Birje } 31871ebb335SRajeshwari Birje 31971ebb335SRajeshwari Birje /* Ethernet needs data bus width of 16 bits */ 32071ebb335SRajeshwari Birje if (config.width != 2) { 32171ebb335SRajeshwari Birje debug("%s: Unsupported bus width %d\n", __func__, 32271ebb335SRajeshwari Birje config.width); 32371ebb335SRajeshwari Birje return -1; 32471ebb335SRajeshwari Birje } 32571ebb335SRajeshwari Birje smc_bw_conf = SROMC_DATA16_WIDTH(config.bank) 32671ebb335SRajeshwari Birje | SROMC_BYTE_ENABLE(config.bank); 32771ebb335SRajeshwari Birje 32871ebb335SRajeshwari Birje smc_bc_conf = SROMC_BC_TACS(config.timing[FDT_SROM_TACS]) | 32971ebb335SRajeshwari Birje SROMC_BC_TCOS(config.timing[FDT_SROM_TCOS]) | 33071ebb335SRajeshwari Birje SROMC_BC_TACC(config.timing[FDT_SROM_TACC]) | 33171ebb335SRajeshwari Birje SROMC_BC_TCOH(config.timing[FDT_SROM_TCOH]) | 33271ebb335SRajeshwari Birje SROMC_BC_TAH(config.timing[FDT_SROM_TAH]) | 33371ebb335SRajeshwari Birje SROMC_BC_TACP(config.timing[FDT_SROM_TACP]) | 33471ebb335SRajeshwari Birje SROMC_BC_PMC(config.timing[FDT_SROM_PMC]); 33571ebb335SRajeshwari Birje 33671ebb335SRajeshwari Birje /* Select and configure the SROMC bank */ 33771ebb335SRajeshwari Birje exynos_pinmux_config(PERIPH_ID_SROMC, config.bank); 33871ebb335SRajeshwari Birje s5p_config_sromc(config.bank, smc_bw_conf, smc_bc_conf); 33971ebb335SRajeshwari Birje return smc911x_initialize(0, base_addr); 34071ebb335SRajeshwari Birje #endif 34171ebb335SRajeshwari Birje return 0; 34271ebb335SRajeshwari Birje } 34371ebb335SRajeshwari Birje 34471ebb335SRajeshwari Birje #ifdef CONFIG_GENERIC_MMC 34571ebb335SRajeshwari Birje int board_mmc_init(bd_t *bis) 34671ebb335SRajeshwari Birje { 34771ebb335SRajeshwari Birje int ret; 34871ebb335SRajeshwari Birje 34971ebb335SRajeshwari Birje /* dwmmc initializattion for available channels */ 35071ebb335SRajeshwari Birje ret = exynos_dwmmc_init(gd->fdt_blob); 35171ebb335SRajeshwari Birje if (ret) 35271ebb335SRajeshwari Birje debug("dwmmc init failed\n"); 35371ebb335SRajeshwari Birje 35471ebb335SRajeshwari Birje return ret; 35571ebb335SRajeshwari Birje } 35671ebb335SRajeshwari Birje #endif 35771ebb335SRajeshwari Birje #endif 35871ebb335SRajeshwari Birje 35971ebb335SRajeshwari Birje #ifdef CONFIG_BOARD_LATE_INIT 36071ebb335SRajeshwari Birje int board_late_init(void) 36171ebb335SRajeshwari Birje { 36271ebb335SRajeshwari Birje stdio_print_current_devices(); 36371ebb335SRajeshwari Birje 364*41364f0fSVadim Bendebury if (cros_ec_get_error()) { 36571ebb335SRajeshwari Birje /* Force console on */ 36671ebb335SRajeshwari Birje gd->flags &= ~GD_FLG_SILENT; 36771ebb335SRajeshwari Birje 36871ebb335SRajeshwari Birje printf("cros-ec communications failure %d\n", 369*41364f0fSVadim Bendebury cros_ec_get_error()); 37071ebb335SRajeshwari Birje puts("\nPlease reset with Power+Refresh\n\n"); 37171ebb335SRajeshwari Birje panic("Cannot init cros-ec device"); 37271ebb335SRajeshwari Birje return -1; 37371ebb335SRajeshwari Birje } 37471ebb335SRajeshwari Birje return 0; 37571ebb335SRajeshwari Birje } 37671ebb335SRajeshwari Birje #endif 37771ebb335SRajeshwari Birje 37871ebb335SRajeshwari Birje int arch_early_init_r(void) 37971ebb335SRajeshwari Birje { 38071ebb335SRajeshwari Birje #ifdef CONFIG_CROS_EC 381*41364f0fSVadim Bendebury if (cros_ec_board_init()) { 38271ebb335SRajeshwari Birje printf("%s: Failed to init EC\n", __func__); 38371ebb335SRajeshwari Birje return 0; 38471ebb335SRajeshwari Birje } 38571ebb335SRajeshwari Birje #endif 38671ebb335SRajeshwari Birje 38771ebb335SRajeshwari Birje return 0; 38871ebb335SRajeshwari Birje } 389