1e21185baSChander Kashyap /* 2e21185baSChander Kashyap * Copyright (C) 2011 Samsung Electronics 3e21185baSChander Kashyap * 4*1a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 5e21185baSChander Kashyap */ 6e21185baSChander Kashyap 7e21185baSChander Kashyap #include <common.h> 8e21185baSChander Kashyap #include <asm/io.h> 9e21185baSChander Kashyap #include <netdev.h> 10e21185baSChander Kashyap #include <asm/arch/cpu.h> 11e21185baSChander Kashyap #include <asm/arch/gpio.h> 12e21185baSChander Kashyap #include <asm/arch/mmc.h> 13198a40b9SRajeshwari Shinde #include <asm/arch/periph.h> 14198a40b9SRajeshwari Shinde #include <asm/arch/pinmux.h> 15e21185baSChander Kashyap #include <asm/arch/sromc.h> 16e21185baSChander Kashyap 17e21185baSChander Kashyap DECLARE_GLOBAL_DATA_PTR; 18393cb361SChander Kashyap struct exynos4_gpio_part1 *gpio1; 19393cb361SChander Kashyap struct exynos4_gpio_part2 *gpio2; 20e21185baSChander Kashyap 21e21185baSChander Kashyap static void smc9115_pre_init(void) 22e21185baSChander Kashyap { 23e21185baSChander Kashyap u32 smc_bw_conf, smc_bc_conf; 24e21185baSChander Kashyap 25e21185baSChander Kashyap /* gpio configuration GPK0CON */ 26ef5d9eb9SŁukasz Majewski s5p_gpio_cfg_pin(&gpio2->y0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2)); 27e21185baSChander Kashyap 28e21185baSChander Kashyap /* Ethernet needs bus width of 16 bits */ 29e21185baSChander Kashyap smc_bw_conf = SROMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK); 30e21185baSChander Kashyap smc_bc_conf = SROMC_BC_TACS(0x0F) | SROMC_BC_TCOS(0x0F) 31e21185baSChander Kashyap | SROMC_BC_TACC(0x0F) | SROMC_BC_TCOH(0x0F) 32e21185baSChander Kashyap | SROMC_BC_TAH(0x0F) | SROMC_BC_TACP(0x0F) 33e21185baSChander Kashyap | SROMC_BC_PMC(0x0F); 34e21185baSChander Kashyap 35e21185baSChander Kashyap /* Select and configure the SROMC bank */ 36e21185baSChander Kashyap s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); 37e21185baSChander Kashyap } 38e21185baSChander Kashyap 39e21185baSChander Kashyap int board_init(void) 40e21185baSChander Kashyap { 41393cb361SChander Kashyap gpio1 = (struct exynos4_gpio_part1 *) EXYNOS4_GPIO_PART1_BASE; 42393cb361SChander Kashyap gpio2 = (struct exynos4_gpio_part2 *) EXYNOS4_GPIO_PART2_BASE; 43e21185baSChander Kashyap 44e21185baSChander Kashyap smc9115_pre_init(); 45e21185baSChander Kashyap 46e21185baSChander Kashyap gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); 47e21185baSChander Kashyap return 0; 48e21185baSChander Kashyap } 49e21185baSChander Kashyap 50e21185baSChander Kashyap int dram_init(void) 51e21185baSChander Kashyap { 52e21185baSChander Kashyap gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) 53e21185baSChander Kashyap + get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) 54e21185baSChander Kashyap + get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) 55e21185baSChander Kashyap + get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE); 56e21185baSChander Kashyap 57e21185baSChander Kashyap return 0; 58e21185baSChander Kashyap } 59e21185baSChander Kashyap 60e21185baSChander Kashyap void dram_init_banksize(void) 61e21185baSChander Kashyap { 62e21185baSChander Kashyap gd->bd->bi_dram[0].start = PHYS_SDRAM_1; 639436a0c9SChander Kashyap gd->bd->bi_dram[0].size = get_ram_size((long *)PHYS_SDRAM_1, \ 649436a0c9SChander Kashyap PHYS_SDRAM_1_SIZE); 65e21185baSChander Kashyap gd->bd->bi_dram[1].start = PHYS_SDRAM_2; 669436a0c9SChander Kashyap gd->bd->bi_dram[1].size = get_ram_size((long *)PHYS_SDRAM_2, \ 679436a0c9SChander Kashyap PHYS_SDRAM_2_SIZE); 68e21185baSChander Kashyap gd->bd->bi_dram[2].start = PHYS_SDRAM_3; 699436a0c9SChander Kashyap gd->bd->bi_dram[2].size = get_ram_size((long *)PHYS_SDRAM_3, \ 709436a0c9SChander Kashyap PHYS_SDRAM_3_SIZE); 71e21185baSChander Kashyap gd->bd->bi_dram[3].start = PHYS_SDRAM_4; 729436a0c9SChander Kashyap gd->bd->bi_dram[3].size = get_ram_size((long *)PHYS_SDRAM_4, \ 739436a0c9SChander Kashyap PHYS_SDRAM_4_SIZE); 74e21185baSChander Kashyap } 75e21185baSChander Kashyap 76e21185baSChander Kashyap int board_eth_init(bd_t *bis) 77e21185baSChander Kashyap { 78e21185baSChander Kashyap int rc = 0; 79e21185baSChander Kashyap #ifdef CONFIG_SMC911X 80e21185baSChander Kashyap rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); 81e21185baSChander Kashyap #endif 82e21185baSChander Kashyap return rc; 83e21185baSChander Kashyap } 84e21185baSChander Kashyap 85e21185baSChander Kashyap #ifdef CONFIG_DISPLAY_BOARDINFO 86e21185baSChander Kashyap int checkboard(void) 87e21185baSChander Kashyap { 88e21185baSChander Kashyap printf("\nBoard: SMDKV310\n"); 89e21185baSChander Kashyap return 0; 90e21185baSChander Kashyap } 91e21185baSChander Kashyap #endif 92e21185baSChander Kashyap 93e21185baSChander Kashyap #ifdef CONFIG_GENERIC_MMC 94e21185baSChander Kashyap int board_mmc_init(bd_t *bis) 95e21185baSChander Kashyap { 96e21185baSChander Kashyap int i, err; 97e21185baSChander Kashyap 98e21185baSChander Kashyap /* 99e21185baSChander Kashyap * MMC2 SD card GPIO: 100e21185baSChander Kashyap * 101e21185baSChander Kashyap * GPK2[0] SD_2_CLK(2) 102e21185baSChander Kashyap * GPK2[1] SD_2_CMD(2) 103e21185baSChander Kashyap * GPK2[2] SD_2_CDn 104e21185baSChander Kashyap * GPK2[3:6] SD_2_DATA[0:3](2) 105e21185baSChander Kashyap */ 106e21185baSChander Kashyap for (i = 0; i < 7; i++) { 107e21185baSChander Kashyap /* GPK2[0:6] special function 2 */ 108ef5d9eb9SŁukasz Majewski s5p_gpio_cfg_pin(&gpio2->k2, i, GPIO_FUNC(0x2)); 109e21185baSChander Kashyap 110e21185baSChander Kashyap /* GPK2[0:6] drv 4x */ 111ef5d9eb9SŁukasz Majewski s5p_gpio_set_drv(&gpio2->k2, i, GPIO_DRV_4X); 112e21185baSChander Kashyap 113e21185baSChander Kashyap /* GPK2[0:1] pull disable */ 114e21185baSChander Kashyap if (i == 0 || i == 1) { 1150e74b565SChander Kashyap s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_NONE); 116e21185baSChander Kashyap continue; 117e21185baSChander Kashyap } 118e21185baSChander Kashyap 119e21185baSChander Kashyap /* GPK2[2:6] pull up */ 120ef5d9eb9SŁukasz Majewski s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_UP); 121e21185baSChander Kashyap } 122e21185baSChander Kashyap err = s5p_mmc_init(2, 4); 123e21185baSChander Kashyap return err; 124e21185baSChander Kashyap } 125e21185baSChander Kashyap #endif 126198a40b9SRajeshwari Shinde 127198a40b9SRajeshwari Shinde static int board_uart_init(void) 128198a40b9SRajeshwari Shinde { 129198a40b9SRajeshwari Shinde int err; 130198a40b9SRajeshwari Shinde 131198a40b9SRajeshwari Shinde err = exynos_pinmux_config(PERIPH_ID_UART0, PINMUX_FLAG_NONE); 132198a40b9SRajeshwari Shinde if (err) { 133198a40b9SRajeshwari Shinde debug("UART0 not configured\n"); 134198a40b9SRajeshwari Shinde return err; 135198a40b9SRajeshwari Shinde } 136198a40b9SRajeshwari Shinde 137198a40b9SRajeshwari Shinde err = exynos_pinmux_config(PERIPH_ID_UART1, PINMUX_FLAG_NONE); 138198a40b9SRajeshwari Shinde if (err) { 139198a40b9SRajeshwari Shinde debug("UART1 not configured\n"); 140198a40b9SRajeshwari Shinde return err; 141198a40b9SRajeshwari Shinde } 142198a40b9SRajeshwari Shinde 143198a40b9SRajeshwari Shinde err = exynos_pinmux_config(PERIPH_ID_UART2, PINMUX_FLAG_NONE); 144198a40b9SRajeshwari Shinde if (err) { 145198a40b9SRajeshwari Shinde debug("UART2 not configured\n"); 146198a40b9SRajeshwari Shinde return err; 147198a40b9SRajeshwari Shinde } 148198a40b9SRajeshwari Shinde 149198a40b9SRajeshwari Shinde err = exynos_pinmux_config(PERIPH_ID_UART3, PINMUX_FLAG_NONE); 150198a40b9SRajeshwari Shinde if (err) { 151198a40b9SRajeshwari Shinde debug("UART3 not configured\n"); 152198a40b9SRajeshwari Shinde return err; 153198a40b9SRajeshwari Shinde } 154198a40b9SRajeshwari Shinde 155198a40b9SRajeshwari Shinde return 0; 156198a40b9SRajeshwari Shinde } 157198a40b9SRajeshwari Shinde 158198a40b9SRajeshwari Shinde #ifdef CONFIG_BOARD_EARLY_INIT_F 159198a40b9SRajeshwari Shinde int board_early_init_f(void) 160198a40b9SRajeshwari Shinde { 161198a40b9SRajeshwari Shinde int err; 162198a40b9SRajeshwari Shinde err = board_uart_init(); 163198a40b9SRajeshwari Shinde if (err) { 164198a40b9SRajeshwari Shinde debug("UART init failed\n"); 165198a40b9SRajeshwari Shinde return err; 166198a40b9SRajeshwari Shinde } 167198a40b9SRajeshwari Shinde return err; 168198a40b9SRajeshwari Shinde } 169198a40b9SRajeshwari Shinde #endif 170