mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-30 06:53:09 +00:00
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>
135 lines
3.3 KiB
C
135 lines
3.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2016 Compulab, Ltd.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <hang.h>
|
|
#include <init.h>
|
|
#include <spl.h>
|
|
#include <i2c.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch/ddr_defs.h>
|
|
#include <asm/gpio.h>
|
|
#include <power/pmic.h>
|
|
#include <power/tps65218.h>
|
|
#include "board.h"
|
|
|
|
const struct dpll_params dpll_mpu = { 800, 24, 1, -1, -1, -1, -1 };
|
|
const struct dpll_params dpll_core = { 1000, 24, -1, -1, 10, 8, 4 };
|
|
const struct dpll_params dpll_per = { 960, 24, 5, -1, -1, -1, -1 };
|
|
const struct dpll_params dpll_ddr = { 400, 23, 1, -1, 1, -1, -1 };
|
|
|
|
const struct ctrl_ioregs ioregs_ddr3 = {
|
|
.cm0ioctl = DDR3_ADDRCTRL_IOCTRL_VALUE,
|
|
.cm1ioctl = DDR3_ADDRCTRL_WD0_IOCTRL_VALUE,
|
|
.cm2ioctl = DDR3_ADDRCTRL_WD1_IOCTRL_VALUE,
|
|
.dt0ioctl = DDR3_DATA0_IOCTRL_VALUE,
|
|
.dt1ioctl = DDR3_DATA0_IOCTRL_VALUE,
|
|
.dt2ioctrl = DDR3_DATA0_IOCTRL_VALUE,
|
|
.dt3ioctrl = DDR3_DATA0_IOCTRL_VALUE,
|
|
.emif_sdram_config_ext = 0x0143,
|
|
};
|
|
|
|
/* EMIF DDR3 Configurations are different for production AM43X GP EVMs */
|
|
struct emif_regs ddr3_emif_regs = {
|
|
.sdram_config = 0x638413B2,
|
|
.ref_ctrl = 0x00000C30,
|
|
.sdram_tim1 = 0xEAAAD4DB,
|
|
.sdram_tim2 = 0x266B7FDA,
|
|
.sdram_tim3 = 0x107F8678,
|
|
.read_idle_ctrl = 0x00050000,
|
|
.zq_config = 0x50074BE4,
|
|
.temp_alert_config = 0x0,
|
|
.emif_ddr_phy_ctlr_1 = 0x0E004008,
|
|
.emif_ddr_ext_phy_ctrl_1 = 0x08020080,
|
|
.emif_ddr_ext_phy_ctrl_2 = 0x00000066,
|
|
.emif_ddr_ext_phy_ctrl_3 = 0x00000091,
|
|
.emif_ddr_ext_phy_ctrl_4 = 0x000000B9,
|
|
.emif_ddr_ext_phy_ctrl_5 = 0x000000E6,
|
|
.emif_rd_wr_exec_thresh = 0x80000405,
|
|
.emif_prio_class_serv_map = 0x80000001,
|
|
.emif_connect_id_serv_1_map = 0x80000094,
|
|
.emif_connect_id_serv_2_map = 0x00000000,
|
|
.emif_cos_config = 0x000FFFFF
|
|
};
|
|
|
|
const u32 ext_phy_ctrl_const_base_ddr3[] = {
|
|
0x00000000,
|
|
0x00000044,
|
|
0x00000044,
|
|
0x00000046,
|
|
0x00000046,
|
|
0x00000000,
|
|
0x00000059,
|
|
0x00000077,
|
|
0x00000093,
|
|
0x000000A8,
|
|
0x00000000,
|
|
0x00000019,
|
|
0x00000037,
|
|
0x00000053,
|
|
0x00000068,
|
|
0x00000000,
|
|
0x0,
|
|
0x0,
|
|
0x40000000,
|
|
0x08102040
|
|
};
|
|
|
|
void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size)
|
|
{
|
|
*regs = ext_phy_ctrl_const_base_ddr3;
|
|
*size = ARRAY_SIZE(ext_phy_ctrl_const_base_ddr3);
|
|
}
|
|
|
|
const struct dpll_params *get_dpll_ddr_params(void)
|
|
{
|
|
return &dpll_ddr;
|
|
}
|
|
|
|
const struct dpll_params *get_dpll_mpu_params(void)
|
|
{
|
|
return &dpll_mpu;
|
|
}
|
|
|
|
const struct dpll_params *get_dpll_core_params(void)
|
|
{
|
|
return &dpll_core;
|
|
}
|
|
|
|
const struct dpll_params *get_dpll_per_params(void)
|
|
{
|
|
return &dpll_per;
|
|
}
|
|
|
|
void scale_vcores(void)
|
|
{
|
|
set_i2c_pin_mux();
|
|
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
|
|
if (i2c_probe(TPS65218_CHIP_PM))
|
|
return;
|
|
|
|
tps65218_voltage_update(TPS65218_DCDC1, TPS65218_DCDC_VOLT_SEL_1100MV);
|
|
tps65218_voltage_update(TPS65218_DCDC2, TPS65218_DCDC_VOLT_SEL_1100MV);
|
|
}
|
|
|
|
void sdram_init(void)
|
|
{
|
|
unsigned long ram_size;
|
|
|
|
config_ddr(0, &ioregs_ddr3, NULL, NULL, &ddr3_emif_regs, 0);
|
|
ram_size = get_ram_size((long int *)CFG_SYS_SDRAM_BASE, 0x80000000);
|
|
if (ram_size == 0x80000000 ||
|
|
ram_size == 0x40000000 ||
|
|
ram_size == 0x20000000)
|
|
return;
|
|
|
|
ddr3_emif_regs.sdram_config = 0x638453B2;
|
|
config_ddr(0, &ioregs_ddr3, NULL, NULL, &ddr3_emif_regs, 0);
|
|
ram_size = get_ram_size((long int *)CFG_SYS_SDRAM_BASE, 0x80000000);
|
|
if (ram_size == 0x08000000)
|
|
return;
|
|
|
|
hang();
|
|
}
|