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https://github.com/AsahiLinux/u-boot
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aa6e94deab
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_SDRAM namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
140 lines
3.6 KiB
C
140 lines
3.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* evm.c
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*
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* Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com>
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* Antoine Tenart, <atenart@adeneo-embedded.com>
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*/
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#include <common.h>
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#include <env.h>
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#include <init.h>
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#include <net.h>
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#include <spl.h>
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#include <asm/cache.h>
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#include <asm/global_data.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/cpu.h>
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#include <asm/arch/ddr_defs.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/mmc_host_def.h>
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#include <asm/arch/mem.h>
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#include <asm/arch/mux.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_init(void)
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{
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gd->bd->bi_boot_params = CFG_SYS_SDRAM_BASE + 0x100;
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#if defined(CONFIG_MTD_RAW_NAND)
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gpmc_init();
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#endif
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return 0;
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}
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int board_eth_init(struct bd_info *bis)
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{
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uint8_t mac_addr[6];
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uint32_t mac_hi, mac_lo;
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struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
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if (!eth_env_get_enetaddr("ethaddr", mac_addr)) {
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printf("<ethaddr> not set. Reading from E-fuse\n");
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/* try reading mac address from efuse */
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mac_lo = readl(&cdev->macid0l);
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mac_hi = readl(&cdev->macid0h);
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mac_addr[0] = mac_hi & 0xFF;
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mac_addr[1] = (mac_hi & 0xFF00) >> 8;
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mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
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mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
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mac_addr[4] = mac_lo & 0xFF;
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mac_addr[5] = (mac_lo & 0xFF00) >> 8;
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if (is_valid_ethaddr(mac_addr))
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eth_env_set_enetaddr("ethaddr", mac_addr);
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else
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printf("Unable to read MAC address. Set <ethaddr>\n");
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}
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return 0;
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}
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#ifdef CONFIG_SPL_BUILD
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static struct module_pin_mux mmc_pin_mux[] = {
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{ OFFSET(pincntl157), PULLDOWN_EN | PULLUDDIS | MODE(0x0) },
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{ OFFSET(pincntl158), PULLDOWN_EN | PULLUDEN | MODE(0x0) },
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{ OFFSET(pincntl159), PULLUP_EN | PULLUDDIS | MODE(0x0) },
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{ OFFSET(pincntl160), PULLUP_EN | PULLUDDIS | MODE(0x0) },
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{ OFFSET(pincntl161), PULLUP_EN | PULLUDDIS | MODE(0x0) },
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{ OFFSET(pincntl162), PULLUP_EN | PULLUDDIS | MODE(0x0) },
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{ OFFSET(pincntl163), PULLUP_EN | PULLUDDIS | MODE(0x0) },
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{ -1 },
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};
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void set_uart_mux_conf(void) {}
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void set_mux_conf_regs(void)
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{
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configure_module_pin_mux(mmc_pin_mux);
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}
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/*
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* EMIF Paramters. Refer the EMIF register documentation and the
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* memory datasheet for details. This is for 796 MHz.
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*/
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#define EMIF_TIM1 0x1779C9FE
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#define EMIF_TIM2 0x50608074
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#define EMIF_TIM3 0x009F857F
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#define EMIF_SDREF 0x10001841
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#define EMIF_SDCFG 0x62A73832
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#define EMIF_PHYCFG 0x00000110
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static const struct emif_regs ddr3_emif_regs = {
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.sdram_config = EMIF_SDCFG,
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.ref_ctrl = EMIF_SDREF,
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.sdram_tim1 = EMIF_TIM1,
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.sdram_tim2 = EMIF_TIM2,
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.sdram_tim3 = EMIF_TIM3,
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.emif_ddr_phy_ctlr_1 = EMIF_PHYCFG,
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};
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static const struct cmd_control ddr3_ctrl = {
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.cmd0csratio = 0x100,
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.cmd0iclkout = 0x001,
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.cmd1csratio = 0x100,
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.cmd1iclkout = 0x001,
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.cmd2csratio = 0x100,
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.cmd2iclkout = 0x001,
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};
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/* These values are obtained from the CCS app */
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#define RD_DQS_GATE (0x1B3)
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#define RD_DQS (0x35)
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#define WR_DQS (0x93)
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static struct ddr_data ddr3_data = {
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.datardsratio0 = ((RD_DQS<<10) | (RD_DQS<<0)),
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.datawdsratio0 = ((WR_DQS<<10) | (WR_DQS<<0)),
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.datawiratio0 = ((0x20<<10) | 0x20<<0),
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.datagiratio0 = ((0x20<<10) | 0x20<<0),
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.datafwsratio0 = ((RD_DQS_GATE<<10) | (RD_DQS_GATE<<0)),
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.datawrsratio0 = (((WR_DQS+0x40)<<10) | ((WR_DQS+0x40)<<0)),
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};
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static const struct dmm_lisa_map_regs evm_lisa_map_regs = {
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.dmm_lisa_map_0 = 0x00000000,
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.dmm_lisa_map_1 = 0x00000000,
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.dmm_lisa_map_2 = 0x80640300,
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.dmm_lisa_map_3 = 0xC0640320,
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};
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void sdram_init(void)
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{
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/*
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* Pass in our DDR3 config information and that we have 2 EMIFs to
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* configure.
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*/
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config_ddr(&ddr3_data, &ddr3_ctrl, &ddr3_emif_regs,
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&evm_lisa_map_regs, 2);
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}
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#endif /* CONFIG_SPL_BUILD */
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