u-boot/board/ti/beagle_x15/board.c

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/*
* Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
*
* Author: Felipe Balbi <balbi@ti.com>
*
* Based on board/ti/dra7xx/evm.c
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <palmas.h>
#include <sata.h>
#include <usb.h>
#include <asm/omap_common.h>
#include <asm/emif.h>
#include <asm/arch/clock.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/sata.h>
#include <asm/arch/gpio.h>
#include <environment.h>
#include "mux_data.h"
#ifdef CONFIG_DRIVER_TI_CPSW
#include <cpsw.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
const struct omap_sysinfo sysinfo = {
"Board: BeagleBoard x15\n"
};
static const struct dmm_lisa_map_regs beagle_x15_lisa_regs = {
.dmm_lisa_map_3 = 0x80740300,
.is_ma_present = 0x1
};
void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
{
*dmm_lisa_regs = &beagle_x15_lisa_regs;
}
static const struct emif_regs beagle_x15_emif1_ddr3_532mhz_emif_regs = {
.sdram_config_init = 0x61851b32,
.sdram_config = 0x61851b32,
.sdram_config2 = 0x00000000,
.ref_ctrl = 0x000040F1,
.ref_ctrl_final = 0x00001035,
.sdram_tim1 = 0xceef266b,
.sdram_tim2 = 0x328f7fda,
.sdram_tim3 = 0x027f88a8,
.read_idle_ctrl = 0x00050001,
.zq_config = 0x0007190b,
.temp_alert_config = 0x00000000,
.emif_ddr_phy_ctlr_1_init = 0x0e24400a,
.emif_ddr_phy_ctlr_1 = 0x0e24400a,
.emif_ddr_ext_phy_ctrl_1 = 0x10040100,
.emif_ddr_ext_phy_ctrl_2 = 0x00740074,
.emif_ddr_ext_phy_ctrl_3 = 0x00780078,
.emif_ddr_ext_phy_ctrl_4 = 0x007c007c,
.emif_ddr_ext_phy_ctrl_5 = 0x007b007b,
.emif_rd_wr_lvl_rmp_win = 0x00000000,
.emif_rd_wr_lvl_rmp_ctl = 0x00000000,
.emif_rd_wr_lvl_ctl = 0x00000000,
.emif_rd_wr_exec_thresh = 0x00000305
};
static const u32 beagle_x15_emif1_ddr3_ext_phy_ctrl_const_regs[] = {
0x00800080,
0x00360036,
0x00340034,
0x00360036,
0x00350035,
0x00350035,
0x01ff01ff,
0x01ff01ff,
0x01ff01ff,
0x01ff01ff,
0x01ff01ff,
0x00430043,
0x003e003e,
0x004a004a,
0x00470047,
0x00400040,
0x00000000,
0x00600020,
0x40010080,
0x08102040,
0x00400040,
0x00400040,
0x00400040,
0x00400040,
0x00400040
};
static const struct emif_regs beagle_x15_emif2_ddr3_532mhz_emif_regs = {
.sdram_config_init = 0x61851b32,
.sdram_config = 0x61851b32,
.sdram_config2 = 0x00000000,
.ref_ctrl = 0x000040F1,
.ref_ctrl_final = 0x00001035,
.sdram_tim1 = 0xceef266b,
.sdram_tim2 = 0x328f7fda,
.sdram_tim3 = 0x027f88a8,
.read_idle_ctrl = 0x00050001,
.zq_config = 0x0007190b,
.temp_alert_config = 0x00000000,
.emif_ddr_phy_ctlr_1_init = 0x0e24400a,
.emif_ddr_phy_ctlr_1 = 0x0e24400a,
.emif_ddr_ext_phy_ctrl_1 = 0x10040100,
.emif_ddr_ext_phy_ctrl_2 = 0x00820082,
.emif_ddr_ext_phy_ctrl_3 = 0x008b008b,
.emif_ddr_ext_phy_ctrl_4 = 0x00800080,
.emif_ddr_ext_phy_ctrl_5 = 0x007e007e,
.emif_rd_wr_lvl_rmp_win = 0x00000000,
.emif_rd_wr_lvl_rmp_ctl = 0x00000000,
.emif_rd_wr_lvl_ctl = 0x00000000,
.emif_rd_wr_exec_thresh = 0x00000305
};
static const u32 beagle_x15_emif2_ddr3_ext_phy_ctrl_const_regs[] = {
0x00800080,
0x00370037,
0x00390039,
0x00360036,
0x00370037,
0x00350035,
0x01ff01ff,
0x01ff01ff,
0x01ff01ff,
0x01ff01ff,
0x01ff01ff,
0x00540054,
0x00540054,
0x004e004e,
0x004c004c,
0x00400040,
0x00000000,
0x00600020,
0x40010080,
0x08102040,
0x00400040,
0x00400040,
0x00400040,
0x00400040,
0x00400040
};
void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
{
switch (emif_nr) {
case 1:
*regs = &beagle_x15_emif1_ddr3_532mhz_emif_regs;
break;
case 2:
*regs = &beagle_x15_emif2_ddr3_532mhz_emif_regs;
break;
}
}
void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr, const u32 **regs, u32 *size)
{
switch (emif_nr) {
case 1:
*regs = beagle_x15_emif1_ddr3_ext_phy_ctrl_const_regs;
*size = ARRAY_SIZE(beagle_x15_emif1_ddr3_ext_phy_ctrl_const_regs);
break;
case 2:
*regs = beagle_x15_emif2_ddr3_ext_phy_ctrl_const_regs;
*size = ARRAY_SIZE(beagle_x15_emif2_ddr3_ext_phy_ctrl_const_regs);
break;
}
}
struct vcores_data beagle_x15_volts = {
.mpu.value = VDD_MPU_DRA752,
.mpu.efuse.reg = STD_FUSE_OPP_VMIN_MPU_NOM,
.mpu.efuse.reg_bits = DRA752_EFUSE_REGBITS,
.mpu.addr = TPS659038_REG_ADDR_SMPS12,
.mpu.pmic = &tps659038,
.eve.value = VDD_EVE_DRA752,
.eve.efuse.reg = STD_FUSE_OPP_VMIN_DSPEVE_NOM,
.eve.efuse.reg_bits = DRA752_EFUSE_REGBITS,
.eve.addr = TPS659038_REG_ADDR_SMPS45,
.eve.pmic = &tps659038,
.gpu.value = VDD_GPU_DRA752,
.gpu.efuse.reg = STD_FUSE_OPP_VMIN_GPU_NOM,
.gpu.efuse.reg_bits = DRA752_EFUSE_REGBITS,
.gpu.addr = TPS659038_REG_ADDR_SMPS45,
.gpu.pmic = &tps659038,
.core.value = VDD_CORE_DRA752,
.core.efuse.reg = STD_FUSE_OPP_VMIN_CORE_NOM,
.core.efuse.reg_bits = DRA752_EFUSE_REGBITS,
.core.addr = TPS659038_REG_ADDR_SMPS6,
.core.pmic = &tps659038,
.iva.value = VDD_IVA_DRA752,
.iva.efuse.reg = STD_FUSE_OPP_VMIN_IVA_NOM,
.iva.efuse.reg_bits = DRA752_EFUSE_REGBITS,
.iva.addr = TPS659038_REG_ADDR_SMPS45,
.iva.pmic = &tps659038,
};
void hw_data_init(void)
{
*prcm = &dra7xx_prcm;
*dplls_data = &dra7xx_dplls;
*omap_vcores = &beagle_x15_volts;
*ctrl = &dra7xx_ctrl;
}
int board_init(void)
{
gpmc_init();
gd->bd->bi_boot_params = (CONFIG_SYS_SDRAM_BASE + 0x100);
return 0;
}
int board_late_init(void)
{
init_sata(0);
/*
* DEV_CTRL.DEV_ON = 1 please - else palmas switches off in 8 seconds
* This is the POWERHOLD-in-Low behavior.
*/
palmas_i2c_write_u8(TPS65903X_CHIP_P1, 0xA0, 0x1);
return 0;
}
static void do_set_mux32(u32 base,
struct pad_conf_entry const *array, int size)
{
int i;
struct pad_conf_entry *pad = (struct pad_conf_entry *)array;
for (i = 0; i < size; i++, pad++)
writel(pad->val, base + pad->offset);
}
void set_muxconf_regs_essential(void)
{
do_set_mux32((*ctrl)->control_padconf_core_base,
core_padconf_array_essential,
sizeof(core_padconf_array_essential) /
sizeof(struct pad_conf_entry));
}
#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
int board_mmc_init(bd_t *bis)
{
omap_mmc_init(0, 0, 0, -1, -1);
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
}
#endif
#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_OS_BOOT)
int spl_start_uboot(void)
{
/* break into full u-boot on 'c' */
if (serial_tstc() && serial_getc() == 'c')
return 1;
#ifdef CONFIG_SPL_ENV_SUPPORT
env_init();
env_relocate_spec();
if (getenv_yesno("boot_os") != 1)
return 1;
#endif
return 0;
}
#endif
#ifdef CONFIG_DRIVER_TI_CPSW
/* Delay value to add to calibrated value */
#define RGMII0_TXCTL_DLY_VAL ((0x3 << 5) + 0x8)
#define RGMII0_TXD0_DLY_VAL ((0x3 << 5) + 0x8)
#define RGMII0_TXD1_DLY_VAL ((0x3 << 5) + 0x2)
#define RGMII0_TXD2_DLY_VAL ((0x4 << 5) + 0x0)
#define RGMII0_TXD3_DLY_VAL ((0x4 << 5) + 0x0)
#define VIN2A_D13_DLY_VAL ((0x3 << 5) + 0x8)
#define VIN2A_D17_DLY_VAL ((0x3 << 5) + 0x8)
#define VIN2A_D16_DLY_VAL ((0x3 << 5) + 0x2)
#define VIN2A_D15_DLY_VAL ((0x4 << 5) + 0x0)
#define VIN2A_D14_DLY_VAL ((0x4 << 5) + 0x0)
static void cpsw_control(int enabled)
{
/* VTP can be added here */
}
static struct cpsw_slave_data cpsw_slaves[] = {
{
.slave_reg_ofs = 0x208,
.sliver_reg_ofs = 0xd80,
.phy_addr = 1,
},
{
.slave_reg_ofs = 0x308,
.sliver_reg_ofs = 0xdc0,
.phy_addr = 2,
},
};
static struct cpsw_platform_data cpsw_data = {
.mdio_base = CPSW_MDIO_BASE,
.cpsw_base = CPSW_BASE,
.mdio_div = 0xff,
.channels = 8,
.cpdma_reg_ofs = 0x800,
.slaves = 1,
.slave_data = cpsw_slaves,
.ale_reg_ofs = 0xd00,
.ale_entries = 1024,
.host_port_reg_ofs = 0x108,
.hw_stats_reg_ofs = 0x900,
.bd_ram_ofs = 0x2000,
.mac_control = (1 << 5),
.control = cpsw_control,
.host_port_num = 0,
.version = CPSW_CTRL_VERSION_2,
};
int board_eth_init(bd_t *bis)
{
int ret;
uint8_t mac_addr[6];
uint32_t mac_hi, mac_lo;
uint32_t ctrl_val;
/* try reading mac address from efuse */
mac_lo = readl((*ctrl)->control_core_mac_id_0_lo);
mac_hi = readl((*ctrl)->control_core_mac_id_0_hi);
mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = mac_hi & 0xFF;
mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
mac_addr[4] = (mac_lo & 0xFF00) >> 8;
mac_addr[5] = mac_lo & 0xFF;
if (!getenv("ethaddr")) {
printf("<ethaddr> not set. Validating first E-fuse MAC\n");
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("ethaddr", mac_addr);
}
mac_lo = readl((*ctrl)->control_core_mac_id_1_lo);
mac_hi = readl((*ctrl)->control_core_mac_id_1_hi);
mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
mac_addr[1] = (mac_hi & 0xFF00) >> 8;
mac_addr[2] = mac_hi & 0xFF;
mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
mac_addr[4] = (mac_lo & 0xFF00) >> 8;
mac_addr[5] = mac_lo & 0xFF;
if (!getenv("eth1addr")) {
if (is_valid_ethaddr(mac_addr))
eth_setenv_enetaddr("eth1addr", mac_addr);
}
ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33);
ctrl_val |= 0x22;
writel(ctrl_val, (*ctrl)->control_core_control_io1);
ret = cpsw_register(&cpsw_data);
if (ret < 0)
printf("Error %d registering CPSW switch\n", ret);
return ret;
}
#endif