mirror of
https://github.com/AsahiLinux/u-boot
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07add22cab
K3 J721E: * DMA support. * MMC and ADMA support. * EEPROM support. * J721e High Security EVM support. * USB DT nodes K3 AM654: * Fixed boot due to pmic probe error. * USB support and DT nodes. * ADMA support DRA7xx/AM57xx: * BBAI board support * Clean up of net platform code under board/ti AM33/AM43/Davinci: * Reduce SPL size for omap3 boards. * SPL DT support for da850-lcdk * PLL divider fix for AM335x
907 lines
22 KiB
C
907 lines
22 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* board.c
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*
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* Board functions for TI AM43XX based boards
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*
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* Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
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*/
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#include <common.h>
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#include <eeprom.h>
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#include <dm/uclass.h>
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#include <env.h>
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#include <fdt_support.h>
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#include <i2c.h>
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#include <init.h>
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#include <linux/errno.h>
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#include <spl.h>
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#include <usb.h>
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#include <asm/omap_sec_common.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/mux.h>
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#include <asm/arch/ddr_defs.h>
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#include <asm/arch/gpio.h>
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#include <asm/emif.h>
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#include <asm/omap_common.h>
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#include "../common/board_detect.h"
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#include "board.h"
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#include <power/pmic.h>
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#include <power/tps65218.h>
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#include <power/tps62362.h>
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#include <linux/usb/gadget.h>
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#include <dwc3-uboot.h>
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#include <dwc3-omap-uboot.h>
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#include <ti-usb-phy-uboot.h>
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DECLARE_GLOBAL_DATA_PTR;
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static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
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/*
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* Read header information from EEPROM into global structure.
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*/
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#ifdef CONFIG_TI_I2C_BOARD_DETECT
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void do_board_detect(void)
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{
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/* Ensure I2C is initialized for EEPROM access*/
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gpi2c_init();
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if (ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
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CONFIG_EEPROM_CHIP_ADDRESS))
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printf("ti_i2c_eeprom_init failed\n");
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}
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#endif
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#ifndef CONFIG_SKIP_LOWLEVEL_INIT
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const struct dpll_params dpll_mpu[NUM_CRYSTAL_FREQ][NUM_OPPS] = {
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{ /* 19.2 MHz */
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{125, 3, 2, -1, -1, -1, -1}, /* OPP 50 */
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{-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
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{125, 3, 1, -1, -1, -1, -1}, /* OPP 100 */
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{150, 3, 1, -1, -1, -1, -1}, /* OPP 120 */
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{125, 2, 1, -1, -1, -1, -1}, /* OPP TB */
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{625, 11, 1, -1, -1, -1, -1} /* OPP NT */
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},
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{ /* 24 MHz */
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{300, 23, 1, -1, -1, -1, -1}, /* OPP 50 */
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{-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
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{600, 23, 1, -1, -1, -1, -1}, /* OPP 100 */
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{720, 23, 1, -1, -1, -1, -1}, /* OPP 120 */
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{800, 23, 1, -1, -1, -1, -1}, /* OPP TB */
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{1000, 23, 1, -1, -1, -1, -1} /* OPP NT */
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},
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{ /* 25 MHz */
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{300, 24, 1, -1, -1, -1, -1}, /* OPP 50 */
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{-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
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{600, 24, 1, -1, -1, -1, -1}, /* OPP 100 */
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{720, 24, 1, -1, -1, -1, -1}, /* OPP 120 */
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{800, 24, 1, -1, -1, -1, -1}, /* OPP TB */
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{1000, 24, 1, -1, -1, -1, -1} /* OPP NT */
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},
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{ /* 26 MHz */
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{300, 25, 1, -1, -1, -1, -1}, /* OPP 50 */
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{-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */
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{600, 25, 1, -1, -1, -1, -1}, /* OPP 100 */
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{720, 25, 1, -1, -1, -1, -1}, /* OPP 120 */
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{800, 25, 1, -1, -1, -1, -1}, /* OPP TB */
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{1000, 25, 1, -1, -1, -1, -1} /* OPP NT */
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},
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};
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const struct dpll_params dpll_core[NUM_CRYSTAL_FREQ] = {
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{625, 11, -1, -1, 10, 8, 4}, /* 19.2 MHz */
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{1000, 23, -1, -1, 10, 8, 4}, /* 24 MHz */
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{1000, 24, -1, -1, 10, 8, 4}, /* 25 MHz */
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{1000, 25, -1, -1, 10, 8, 4} /* 26 MHz */
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};
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const struct dpll_params dpll_per[NUM_CRYSTAL_FREQ] = {
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{400, 7, 5, -1, -1, -1, -1}, /* 19.2 MHz */
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{400, 9, 5, -1, -1, -1, -1}, /* 24 MHz */
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{384, 9, 5, -1, -1, -1, -1}, /* 25 MHz */
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{480, 12, 5, -1, -1, -1, -1} /* 26 MHz */
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};
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const struct dpll_params epos_evm_dpll_ddr[NUM_CRYSTAL_FREQ] = {
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{665, 47, 1, -1, 4, -1, -1}, /*19.2*/
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{133, 11, 1, -1, 4, -1, -1}, /* 24 MHz */
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{266, 24, 1, -1, 4, -1, -1}, /* 25 MHz */
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{133, 12, 1, -1, 4, -1, -1} /* 26 MHz */
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};
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const struct dpll_params gp_evm_dpll_ddr = {
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50, 2, 1, -1, 2, -1, -1};
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static const struct dpll_params idk_dpll_ddr = {
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400, 23, 1, -1, 2, -1, -1
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};
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static const u32 ext_phy_ctrl_const_base_lpddr2[] = {
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0x00500050,
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0x00350035,
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0x00350035,
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0x00350035,
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0x00350035,
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0x00350035,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x00000000,
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0x40001000,
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0x08102040
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};
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const struct ctrl_ioregs ioregs_lpddr2 = {
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.cm0ioctl = LPDDR2_ADDRCTRL_IOCTRL_VALUE,
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.cm1ioctl = LPDDR2_ADDRCTRL_WD0_IOCTRL_VALUE,
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.cm2ioctl = LPDDR2_ADDRCTRL_WD1_IOCTRL_VALUE,
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.dt0ioctl = LPDDR2_DATA0_IOCTRL_VALUE,
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.dt1ioctl = LPDDR2_DATA0_IOCTRL_VALUE,
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.dt2ioctrl = LPDDR2_DATA0_IOCTRL_VALUE,
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.dt3ioctrl = LPDDR2_DATA0_IOCTRL_VALUE,
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.emif_sdram_config_ext = 0x1,
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};
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const struct emif_regs emif_regs_lpddr2 = {
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.sdram_config = 0x808012BA,
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.ref_ctrl = 0x0000040D,
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.sdram_tim1 = 0xEA86B411,
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.sdram_tim2 = 0x103A094A,
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.sdram_tim3 = 0x0F6BA37F,
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.read_idle_ctrl = 0x00050000,
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.zq_config = 0x50074BE4,
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.temp_alert_config = 0x0,
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.emif_rd_wr_lvl_rmp_win = 0x0,
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.emif_rd_wr_lvl_rmp_ctl = 0x0,
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.emif_rd_wr_lvl_ctl = 0x0,
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.emif_ddr_phy_ctlr_1 = 0x0E284006,
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.emif_rd_wr_exec_thresh = 0x80000405,
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.emif_ddr_ext_phy_ctrl_1 = 0x04010040,
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.emif_ddr_ext_phy_ctrl_2 = 0x00500050,
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.emif_ddr_ext_phy_ctrl_3 = 0x00500050,
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.emif_ddr_ext_phy_ctrl_4 = 0x00500050,
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.emif_ddr_ext_phy_ctrl_5 = 0x00500050,
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.emif_prio_class_serv_map = 0x80000001,
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.emif_connect_id_serv_1_map = 0x80000094,
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.emif_connect_id_serv_2_map = 0x00000000,
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.emif_cos_config = 0x000FFFFF
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};
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const struct ctrl_ioregs ioregs_ddr3 = {
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.cm0ioctl = DDR3_ADDRCTRL_IOCTRL_VALUE,
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.cm1ioctl = DDR3_ADDRCTRL_WD0_IOCTRL_VALUE,
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.cm2ioctl = DDR3_ADDRCTRL_WD1_IOCTRL_VALUE,
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.dt0ioctl = DDR3_DATA0_IOCTRL_VALUE,
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.dt1ioctl = DDR3_DATA0_IOCTRL_VALUE,
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.dt2ioctrl = DDR3_DATA0_IOCTRL_VALUE,
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.dt3ioctrl = DDR3_DATA0_IOCTRL_VALUE,
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.emif_sdram_config_ext = 0xc163,
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};
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const struct emif_regs ddr3_emif_regs_400Mhz = {
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.sdram_config = 0x638413B2,
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.ref_ctrl = 0x00000C30,
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.sdram_tim1 = 0xEAAAD4DB,
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.sdram_tim2 = 0x266B7FDA,
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.sdram_tim3 = 0x107F8678,
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.read_idle_ctrl = 0x00050000,
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.zq_config = 0x50074BE4,
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.temp_alert_config = 0x0,
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.emif_ddr_phy_ctlr_1 = 0x0E004008,
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.emif_ddr_ext_phy_ctrl_1 = 0x08020080,
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.emif_ddr_ext_phy_ctrl_2 = 0x00400040,
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.emif_ddr_ext_phy_ctrl_3 = 0x00400040,
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.emif_ddr_ext_phy_ctrl_4 = 0x00400040,
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.emif_ddr_ext_phy_ctrl_5 = 0x00400040,
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.emif_rd_wr_lvl_rmp_win = 0x0,
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.emif_rd_wr_lvl_rmp_ctl = 0x0,
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.emif_rd_wr_lvl_ctl = 0x0,
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.emif_rd_wr_exec_thresh = 0x80000405,
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.emif_prio_class_serv_map = 0x80000001,
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.emif_connect_id_serv_1_map = 0x80000094,
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.emif_connect_id_serv_2_map = 0x00000000,
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.emif_cos_config = 0x000FFFFF
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};
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/* EMIF DDR3 Configurations are different for beta AM43X GP EVMs */
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const struct emif_regs ddr3_emif_regs_400Mhz_beta = {
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.sdram_config = 0x638413B2,
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.ref_ctrl = 0x00000C30,
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.sdram_tim1 = 0xEAAAD4DB,
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.sdram_tim2 = 0x266B7FDA,
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.sdram_tim3 = 0x107F8678,
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.read_idle_ctrl = 0x00050000,
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.zq_config = 0x50074BE4,
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.temp_alert_config = 0x0,
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.emif_ddr_phy_ctlr_1 = 0x0E004008,
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.emif_ddr_ext_phy_ctrl_1 = 0x08020080,
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.emif_ddr_ext_phy_ctrl_2 = 0x00000065,
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.emif_ddr_ext_phy_ctrl_3 = 0x00000091,
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.emif_ddr_ext_phy_ctrl_4 = 0x000000B5,
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.emif_ddr_ext_phy_ctrl_5 = 0x000000E5,
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.emif_rd_wr_exec_thresh = 0x80000405,
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.emif_prio_class_serv_map = 0x80000001,
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.emif_connect_id_serv_1_map = 0x80000094,
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.emif_connect_id_serv_2_map = 0x00000000,
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.emif_cos_config = 0x000FFFFF
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};
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/* EMIF DDR3 Configurations are different for production AM43X GP EVMs */
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const struct emif_regs ddr3_emif_regs_400Mhz_production = {
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.sdram_config = 0x638413B2,
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.ref_ctrl = 0x00000C30,
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.sdram_tim1 = 0xEAAAD4DB,
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.sdram_tim2 = 0x266B7FDA,
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.sdram_tim3 = 0x107F8678,
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.read_idle_ctrl = 0x00050000,
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.zq_config = 0x50074BE4,
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.temp_alert_config = 0x0,
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.emif_ddr_phy_ctlr_1 = 0x00048008,
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.emif_ddr_ext_phy_ctrl_1 = 0x08020080,
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.emif_ddr_ext_phy_ctrl_2 = 0x00000066,
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.emif_ddr_ext_phy_ctrl_3 = 0x00000091,
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.emif_ddr_ext_phy_ctrl_4 = 0x000000B9,
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.emif_ddr_ext_phy_ctrl_5 = 0x000000E6,
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.emif_rd_wr_exec_thresh = 0x80000405,
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.emif_prio_class_serv_map = 0x80000001,
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.emif_connect_id_serv_1_map = 0x80000094,
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.emif_connect_id_serv_2_map = 0x00000000,
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.emif_cos_config = 0x000FFFFF
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};
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static const struct emif_regs ddr3_sk_emif_regs_400Mhz = {
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.sdram_config = 0x638413b2,
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.sdram_config2 = 0x00000000,
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.ref_ctrl = 0x00000c30,
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.sdram_tim1 = 0xeaaad4db,
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.sdram_tim2 = 0x266b7fda,
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.sdram_tim3 = 0x107f8678,
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.read_idle_ctrl = 0x00050000,
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.zq_config = 0x50074be4,
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.temp_alert_config = 0x0,
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.emif_ddr_phy_ctlr_1 = 0x0e084008,
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.emif_ddr_ext_phy_ctrl_1 = 0x08020080,
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.emif_ddr_ext_phy_ctrl_2 = 0x89,
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.emif_ddr_ext_phy_ctrl_3 = 0x90,
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.emif_ddr_ext_phy_ctrl_4 = 0x8e,
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.emif_ddr_ext_phy_ctrl_5 = 0x8d,
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.emif_rd_wr_lvl_rmp_win = 0x0,
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.emif_rd_wr_lvl_rmp_ctl = 0x00000000,
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.emif_rd_wr_lvl_ctl = 0x00000000,
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.emif_rd_wr_exec_thresh = 0x80000000,
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.emif_prio_class_serv_map = 0x80000001,
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.emif_connect_id_serv_1_map = 0x80000094,
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.emif_connect_id_serv_2_map = 0x00000000,
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.emif_cos_config = 0x000FFFFF
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};
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static const struct emif_regs ddr3_idk_emif_regs_400Mhz = {
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.sdram_config = 0x61a11b32,
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.sdram_config2 = 0x00000000,
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.ref_ctrl = 0x00000c30,
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.sdram_tim1 = 0xeaaad4db,
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.sdram_tim2 = 0x266b7fda,
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.sdram_tim3 = 0x107f8678,
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.read_idle_ctrl = 0x00050000,
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.zq_config = 0x50074be4,
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.temp_alert_config = 0x00000000,
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.emif_ddr_phy_ctlr_1 = 0x00008009,
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.emif_ddr_ext_phy_ctrl_1 = 0x08020080,
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.emif_ddr_ext_phy_ctrl_2 = 0x00000040,
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.emif_ddr_ext_phy_ctrl_3 = 0x0000003e,
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.emif_ddr_ext_phy_ctrl_4 = 0x00000051,
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.emif_ddr_ext_phy_ctrl_5 = 0x00000051,
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.emif_rd_wr_lvl_rmp_win = 0x00000000,
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.emif_rd_wr_lvl_rmp_ctl = 0x00000000,
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.emif_rd_wr_lvl_ctl = 0x00000000,
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.emif_rd_wr_exec_thresh = 0x00000405,
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.emif_prio_class_serv_map = 0x00000000,
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.emif_connect_id_serv_1_map = 0x00000000,
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.emif_connect_id_serv_2_map = 0x00000000,
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.emif_cos_config = 0x00ffffff
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};
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void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size)
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{
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if (board_is_eposevm()) {
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*regs = ext_phy_ctrl_const_base_lpddr2;
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*size = ARRAY_SIZE(ext_phy_ctrl_const_base_lpddr2);
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}
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return;
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}
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const struct dpll_params *get_dpll_ddr_params(void)
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{
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int ind = get_sys_clk_index();
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if (board_is_eposevm())
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return &epos_evm_dpll_ddr[ind];
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else if (board_is_evm() || board_is_sk())
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return &gp_evm_dpll_ddr;
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else if (board_is_idk())
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return &idk_dpll_ddr;
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printf(" Board '%s' not supported\n", board_ti_get_name());
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return NULL;
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}
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/*
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* get_opp_offset:
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* Returns the index for safest OPP of the device to boot.
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* max_off: Index of the MAX OPP in DEV ATTRIBUTE register.
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* min_off: Index of the MIN OPP in DEV ATTRIBUTE register.
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* This data is read from dev_attribute register which is e-fused.
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* A'1' in bit indicates OPP disabled and not available, a '0' indicates
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* OPP available. Lowest OPP starts with min_off. So returning the
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* bit with rightmost '0'.
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*/
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static int get_opp_offset(int max_off, int min_off)
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{
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struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE;
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int opp, offset, i;
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/* Bits 0:11 are defined to be the MPU_MAX_FREQ */
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opp = readl(&ctrl->dev_attr) & ~0xFFFFF000;
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for (i = max_off; i >= min_off; i--) {
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offset = opp & (1 << i);
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if (!offset)
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return i;
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}
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return min_off;
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}
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const struct dpll_params *get_dpll_mpu_params(void)
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{
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int opp = get_opp_offset(DEV_ATTR_MAX_OFFSET, DEV_ATTR_MIN_OFFSET);
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u32 ind = get_sys_clk_index();
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return &dpll_mpu[ind][opp];
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}
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const struct dpll_params *get_dpll_core_params(void)
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{
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int ind = get_sys_clk_index();
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return &dpll_core[ind];
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}
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const struct dpll_params *get_dpll_per_params(void)
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{
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int ind = get_sys_clk_index();
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return &dpll_per[ind];
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}
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void scale_vcores_generic(u32 m)
|
|
{
|
|
int mpu_vdd, ddr_volt;
|
|
|
|
#ifndef CONFIG_DM_I2C
|
|
if (i2c_probe(TPS65218_CHIP_PM))
|
|
return;
|
|
#else
|
|
if (power_tps65218_init(0))
|
|
return;
|
|
#endif
|
|
|
|
switch (m) {
|
|
case 1000:
|
|
mpu_vdd = TPS65218_DCDC_VOLT_SEL_1330MV;
|
|
break;
|
|
case 800:
|
|
mpu_vdd = TPS65218_DCDC_VOLT_SEL_1260MV;
|
|
break;
|
|
case 720:
|
|
mpu_vdd = TPS65218_DCDC_VOLT_SEL_1200MV;
|
|
break;
|
|
case 600:
|
|
mpu_vdd = TPS65218_DCDC_VOLT_SEL_1100MV;
|
|
break;
|
|
case 300:
|
|
mpu_vdd = TPS65218_DCDC_VOLT_SEL_0950MV;
|
|
break;
|
|
default:
|
|
puts("Unknown MPU clock, not scaling\n");
|
|
return;
|
|
}
|
|
|
|
/* Set DCDC1 (CORE) voltage to 1.1V */
|
|
if (tps65218_voltage_update(TPS65218_DCDC1,
|
|
TPS65218_DCDC_VOLT_SEL_1100MV)) {
|
|
printf("%s failure\n", __func__);
|
|
return;
|
|
}
|
|
|
|
/* Set DCDC2 (MPU) voltage */
|
|
if (tps65218_voltage_update(TPS65218_DCDC2, mpu_vdd)) {
|
|
printf("%s failure\n", __func__);
|
|
return;
|
|
}
|
|
|
|
if (board_is_eposevm())
|
|
ddr_volt = TPS65218_DCDC3_VOLT_SEL_1200MV;
|
|
else
|
|
ddr_volt = TPS65218_DCDC3_VOLT_SEL_1350MV;
|
|
|
|
/* Set DCDC3 (DDR) voltage */
|
|
if (tps65218_voltage_update(TPS65218_DCDC3, ddr_volt)) {
|
|
printf("%s failure\n", __func__);
|
|
return;
|
|
}
|
|
}
|
|
|
|
void scale_vcores_idk(u32 m)
|
|
{
|
|
int mpu_vdd;
|
|
|
|
#ifndef CONFIG_DM_I2C
|
|
if (i2c_probe(TPS62362_I2C_ADDR))
|
|
return;
|
|
#else
|
|
if (power_tps62362_init(0))
|
|
return;
|
|
#endif
|
|
|
|
switch (m) {
|
|
case 1000:
|
|
mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV;
|
|
break;
|
|
case 800:
|
|
mpu_vdd = TPS62362_DCDC_VOLT_SEL_1260MV;
|
|
break;
|
|
case 720:
|
|
mpu_vdd = TPS62362_DCDC_VOLT_SEL_1200MV;
|
|
break;
|
|
case 600:
|
|
mpu_vdd = TPS62362_DCDC_VOLT_SEL_1100MV;
|
|
break;
|
|
case 300:
|
|
mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV;
|
|
break;
|
|
default:
|
|
puts("Unknown MPU clock, not scaling\n");
|
|
return;
|
|
}
|
|
/* Set VDD_MPU voltage */
|
|
if (tps62362_voltage_update(TPS62362_SET3, mpu_vdd)) {
|
|
printf("%s failure\n", __func__);
|
|
return;
|
|
}
|
|
}
|
|
void gpi2c_init(void)
|
|
{
|
|
/* When needed to be invoked prior to BSS initialization */
|
|
static bool first_time = true;
|
|
|
|
if (first_time) {
|
|
enable_i2c0_pin_mux();
|
|
#ifndef CONFIG_DM_I2C
|
|
i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED,
|
|
CONFIG_SYS_OMAP24_I2C_SLAVE);
|
|
#endif
|
|
first_time = false;
|
|
}
|
|
}
|
|
|
|
void scale_vcores(void)
|
|
{
|
|
const struct dpll_params *mpu_params;
|
|
|
|
/* Ensure I2C is initialized for PMIC configuration */
|
|
gpi2c_init();
|
|
|
|
/* Get the frequency */
|
|
mpu_params = get_dpll_mpu_params();
|
|
|
|
if (board_is_idk())
|
|
scale_vcores_idk(mpu_params->m);
|
|
else
|
|
scale_vcores_generic(mpu_params->m);
|
|
}
|
|
|
|
void set_uart_mux_conf(void)
|
|
{
|
|
enable_uart0_pin_mux();
|
|
}
|
|
|
|
void set_mux_conf_regs(void)
|
|
{
|
|
enable_board_pin_mux();
|
|
}
|
|
|
|
static void enable_vtt_regulator(void)
|
|
{
|
|
u32 temp;
|
|
|
|
/* enable module */
|
|
writel(GPIO_CTRL_ENABLEMODULE, AM33XX_GPIO5_BASE + OMAP_GPIO_CTRL);
|
|
|
|
/* enable output for GPIO5_7 */
|
|
writel(GPIO_SETDATAOUT(7),
|
|
AM33XX_GPIO5_BASE + OMAP_GPIO_SETDATAOUT);
|
|
temp = readl(AM33XX_GPIO5_BASE + OMAP_GPIO_OE);
|
|
temp = temp & ~(GPIO_OE_ENABLE(7));
|
|
writel(temp, AM33XX_GPIO5_BASE + OMAP_GPIO_OE);
|
|
}
|
|
|
|
enum {
|
|
RTC_BOARD_EPOS = 1,
|
|
RTC_BOARD_EVM14,
|
|
RTC_BOARD_EVM12,
|
|
RTC_BOARD_GPEVM,
|
|
RTC_BOARD_SK,
|
|
};
|
|
|
|
/*
|
|
* In the rtc_only+DRR in self-refresh boot path we have the board type info
|
|
* in the rtc scratch pad register hence we bypass the costly i2c reads to
|
|
* eeprom and directly programthe board name string
|
|
*/
|
|
void rtc_only_update_board_type(u32 btype)
|
|
{
|
|
const char *name = "";
|
|
const char *rev = "1.0";
|
|
|
|
switch (btype) {
|
|
case RTC_BOARD_EPOS:
|
|
name = "AM43EPOS";
|
|
break;
|
|
case RTC_BOARD_EVM14:
|
|
name = "AM43__GP";
|
|
rev = "1.4";
|
|
break;
|
|
case RTC_BOARD_EVM12:
|
|
name = "AM43__GP";
|
|
rev = "1.2";
|
|
break;
|
|
case RTC_BOARD_GPEVM:
|
|
name = "AM43__GP";
|
|
break;
|
|
case RTC_BOARD_SK:
|
|
name = "AM43__SK";
|
|
break;
|
|
}
|
|
ti_i2c_eeprom_am_set(name, rev);
|
|
}
|
|
|
|
u32 rtc_only_get_board_type(void)
|
|
{
|
|
if (board_is_eposevm())
|
|
return RTC_BOARD_EPOS;
|
|
else if (board_is_evm_14_or_later())
|
|
return RTC_BOARD_EVM14;
|
|
else if (board_is_evm_12_or_later())
|
|
return RTC_BOARD_EVM12;
|
|
else if (board_is_gpevm())
|
|
return RTC_BOARD_GPEVM;
|
|
else if (board_is_sk())
|
|
return RTC_BOARD_SK;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void sdram_init(void)
|
|
{
|
|
/*
|
|
* EPOS EVM has 1GB LPDDR2 connected to EMIF.
|
|
* GP EMV has 1GB DDR3 connected to EMIF
|
|
* along with VTT regulator.
|
|
*/
|
|
if (board_is_eposevm()) {
|
|
config_ddr(0, &ioregs_lpddr2, NULL, NULL, &emif_regs_lpddr2, 0);
|
|
} else if (board_is_evm_14_or_later()) {
|
|
enable_vtt_regulator();
|
|
config_ddr(0, &ioregs_ddr3, NULL, NULL,
|
|
&ddr3_emif_regs_400Mhz_production, 0);
|
|
} else if (board_is_evm_12_or_later()) {
|
|
enable_vtt_regulator();
|
|
config_ddr(0, &ioregs_ddr3, NULL, NULL,
|
|
&ddr3_emif_regs_400Mhz_beta, 0);
|
|
} else if (board_is_evm()) {
|
|
enable_vtt_regulator();
|
|
config_ddr(0, &ioregs_ddr3, NULL, NULL,
|
|
&ddr3_emif_regs_400Mhz, 0);
|
|
} else if (board_is_sk()) {
|
|
config_ddr(400, &ioregs_ddr3, NULL, NULL,
|
|
&ddr3_sk_emif_regs_400Mhz, 0);
|
|
} else if (board_is_idk()) {
|
|
config_ddr(400, &ioregs_ddr3, NULL, NULL,
|
|
&ddr3_idk_emif_regs_400Mhz, 0);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/* setup board specific PMIC */
|
|
int power_init_board(void)
|
|
{
|
|
int rc;
|
|
#ifndef CONFIG_DM_I2C
|
|
struct pmic *p = NULL;
|
|
#endif
|
|
if (board_is_idk()) {
|
|
rc = power_tps62362_init(0);
|
|
if (rc)
|
|
goto done;
|
|
#ifndef CONFIG_DM_I2C
|
|
p = pmic_get("TPS62362");
|
|
if (!p || pmic_probe(p))
|
|
goto done;
|
|
#endif
|
|
puts("PMIC: TPS62362\n");
|
|
} else {
|
|
rc = power_tps65218_init(0);
|
|
if (rc)
|
|
goto done;
|
|
#ifndef CONFIG_DM_I2C
|
|
p = pmic_get("TPS65218_PMIC");
|
|
if (!p || pmic_probe(p))
|
|
goto done;
|
|
#endif
|
|
puts("PMIC: TPS65218\n");
|
|
}
|
|
done:
|
|
return 0;
|
|
}
|
|
|
|
int board_init(void)
|
|
{
|
|
struct l3f_cfg_bwlimiter *bwlimiter = (struct l3f_cfg_bwlimiter *)L3F_CFG_BWLIMITER;
|
|
u32 mreqprio_0, mreqprio_1, modena_init0_bw_fractional,
|
|
modena_init0_bw_integer, modena_init0_watermark_0;
|
|
|
|
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
|
|
gpmc_init();
|
|
|
|
/*
|
|
* Call this to initialize *ctrl again
|
|
*/
|
|
hw_data_init();
|
|
|
|
/* Clear all important bits for DSS errata that may need to be tweaked*/
|
|
mreqprio_0 = readl(&cdev->mreqprio_0) & MREQPRIO_0_SAB_INIT1_MASK &
|
|
MREQPRIO_0_SAB_INIT0_MASK;
|
|
|
|
mreqprio_1 = readl(&cdev->mreqprio_1) & MREQPRIO_1_DSS_MASK;
|
|
|
|
modena_init0_bw_fractional = readl(&bwlimiter->modena_init0_bw_fractional) &
|
|
BW_LIMITER_BW_FRAC_MASK;
|
|
|
|
modena_init0_bw_integer = readl(&bwlimiter->modena_init0_bw_integer) &
|
|
BW_LIMITER_BW_INT_MASK;
|
|
|
|
modena_init0_watermark_0 = readl(&bwlimiter->modena_init0_watermark_0) &
|
|
BW_LIMITER_BW_WATERMARK_MASK;
|
|
|
|
/* Setting MReq Priority of the DSS*/
|
|
mreqprio_0 |= 0x77;
|
|
|
|
/*
|
|
* Set L3 Fast Configuration Register
|
|
* Limiting bandwith for ARM core to 700 MBPS
|
|
*/
|
|
modena_init0_bw_fractional |= 0x10;
|
|
modena_init0_bw_integer |= 0x3;
|
|
|
|
writel(mreqprio_0, &cdev->mreqprio_0);
|
|
writel(mreqprio_1, &cdev->mreqprio_1);
|
|
|
|
writel(modena_init0_bw_fractional, &bwlimiter->modena_init0_bw_fractional);
|
|
writel(modena_init0_bw_integer, &bwlimiter->modena_init0_bw_integer);
|
|
writel(modena_init0_watermark_0, &bwlimiter->modena_init0_watermark_0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_BOARD_LATE_INIT
|
|
#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
|
|
static int device_okay(const char *path)
|
|
{
|
|
int node;
|
|
|
|
node = fdt_path_offset(gd->fdt_blob, path);
|
|
if (node < 0)
|
|
return 0;
|
|
|
|
return fdtdec_get_is_enabled(gd->fdt_blob, node);
|
|
}
|
|
#endif
|
|
|
|
int board_late_init(void)
|
|
{
|
|
struct udevice *dev;
|
|
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
|
|
set_board_info_env(NULL);
|
|
|
|
/*
|
|
* Default FIT boot on HS devices. Non FIT images are not allowed
|
|
* on HS devices.
|
|
*/
|
|
if (get_device_type() == HS_DEVICE)
|
|
env_set("boot_fit", "1");
|
|
#endif
|
|
|
|
#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
|
|
if (device_okay("/ocp/omap_dwc3@48380000"))
|
|
enable_usb_clocks(0);
|
|
if (device_okay("/ocp/omap_dwc3@483c0000"))
|
|
enable_usb_clocks(1);
|
|
#endif
|
|
|
|
/* Just probe the potentially supported cdce913 device */
|
|
uclass_get_device(UCLASS_CLK, 0, &dev);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#if !CONFIG_IS_ENABLED(DM_USB_GADGET)
|
|
#ifdef CONFIG_USB_DWC3
|
|
static struct dwc3_device usb_otg_ss1 = {
|
|
.maximum_speed = USB_SPEED_HIGH,
|
|
.base = USB_OTG_SS1_BASE,
|
|
.tx_fifo_resize = false,
|
|
.index = 0,
|
|
};
|
|
|
|
static struct dwc3_omap_device usb_otg_ss1_glue = {
|
|
.base = (void *)USB_OTG_SS1_GLUE_BASE,
|
|
.utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
|
|
.index = 0,
|
|
};
|
|
|
|
static struct ti_usb_phy_device usb_phy1_device = {
|
|
.usb2_phy_power = (void *)USB2_PHY1_POWER,
|
|
.index = 0,
|
|
};
|
|
|
|
static struct dwc3_device usb_otg_ss2 = {
|
|
.maximum_speed = USB_SPEED_HIGH,
|
|
.base = USB_OTG_SS2_BASE,
|
|
.tx_fifo_resize = false,
|
|
.index = 1,
|
|
};
|
|
|
|
static struct dwc3_omap_device usb_otg_ss2_glue = {
|
|
.base = (void *)USB_OTG_SS2_GLUE_BASE,
|
|
.utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
|
|
.index = 1,
|
|
};
|
|
|
|
static struct ti_usb_phy_device usb_phy2_device = {
|
|
.usb2_phy_power = (void *)USB2_PHY2_POWER,
|
|
.index = 1,
|
|
};
|
|
|
|
int usb_gadget_handle_interrupts(int index)
|
|
{
|
|
u32 status;
|
|
|
|
status = dwc3_omap_uboot_interrupt_status(index);
|
|
if (status)
|
|
dwc3_uboot_handle_interrupt(index);
|
|
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_USB_DWC3 */
|
|
|
|
#if defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP)
|
|
int board_usb_init(int index, enum usb_init_type init)
|
|
{
|
|
enable_usb_clocks(index);
|
|
#ifdef CONFIG_USB_DWC3
|
|
switch (index) {
|
|
case 0:
|
|
if (init == USB_INIT_DEVICE) {
|
|
usb_otg_ss1.dr_mode = USB_DR_MODE_PERIPHERAL;
|
|
usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
|
|
dwc3_omap_uboot_init(&usb_otg_ss1_glue);
|
|
ti_usb_phy_uboot_init(&usb_phy1_device);
|
|
dwc3_uboot_init(&usb_otg_ss1);
|
|
}
|
|
break;
|
|
case 1:
|
|
if (init == USB_INIT_DEVICE) {
|
|
usb_otg_ss2.dr_mode = USB_DR_MODE_PERIPHERAL;
|
|
usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
|
|
ti_usb_phy_uboot_init(&usb_phy2_device);
|
|
dwc3_omap_uboot_init(&usb_otg_ss2_glue);
|
|
dwc3_uboot_init(&usb_otg_ss2);
|
|
}
|
|
break;
|
|
default:
|
|
printf("Invalid Controller Index\n");
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
int board_usb_cleanup(int index, enum usb_init_type init)
|
|
{
|
|
#ifdef CONFIG_USB_DWC3
|
|
switch (index) {
|
|
case 0:
|
|
case 1:
|
|
if (init == USB_INIT_DEVICE) {
|
|
ti_usb_phy_uboot_exit(index);
|
|
dwc3_uboot_exit(index);
|
|
dwc3_omap_uboot_exit(index);
|
|
}
|
|
break;
|
|
default:
|
|
printf("Invalid Controller Index\n");
|
|
}
|
|
#endif
|
|
disable_usb_clocks(index);
|
|
|
|
return 0;
|
|
}
|
|
#endif /* defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) */
|
|
#endif /* !CONFIG_IS_ENABLED(DM_USB_GADGET) */
|
|
|
|
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
|
|
int ft_board_setup(void *blob, bd_t *bd)
|
|
{
|
|
ft_cpu_setup(blob, bd);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_SPL_LOAD_FIT) || defined(CONFIG_DTB_RESELECT)
|
|
int board_fit_config_name_match(const char *name)
|
|
{
|
|
bool eeprom_read = board_ti_was_eeprom_read();
|
|
|
|
if (!strcmp(name, "am4372-generic") && !eeprom_read)
|
|
return 0;
|
|
else if (board_is_evm() && !strcmp(name, "am437x-gp-evm"))
|
|
return 0;
|
|
else if (board_is_sk() && !strcmp(name, "am437x-sk-evm"))
|
|
return 0;
|
|
else if (board_is_eposevm() && !strcmp(name, "am43x-epos-evm"))
|
|
return 0;
|
|
else if (board_is_idk() && !strcmp(name, "am437x-idk-evm"))
|
|
return 0;
|
|
else
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_DTB_RESELECT
|
|
int embedded_dtb_select(void)
|
|
{
|
|
do_board_detect();
|
|
fdtdec_setup();
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_TI_SECURE_DEVICE
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void board_fit_image_post_process(void **p_image, size_t *p_size)
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{
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secure_boot_verify_image(p_image, p_size);
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}
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void board_tee_image_process(ulong tee_image, size_t tee_size)
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{
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secure_tee_install((u32)tee_image);
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}
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U_BOOT_FIT_LOADABLE_HANDLER(IH_TYPE_TEE, board_tee_image_process);
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#endif
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