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-rw-r--r--roms/u-boot/board/ti/am335x/board.c997
1 files changed, 997 insertions, 0 deletions
diff --git a/roms/u-boot/board/ti/am335x/board.c b/roms/u-boot/board/ti/am335x/board.c
new file mode 100644
index 000000000..5959ff73d
--- /dev/null
+++ b/roms/u-boot/board/ti/am335x/board.c
@@ -0,0 +1,997 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * board.c
+ *
+ * Board functions for TI AM335X based boards
+ *
+ * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <env.h>
+#include <errno.h>
+#include <image.h>
+#include <init.h>
+#include <malloc.h>
+#include <net.h>
+#include <spl.h>
+#include <serial.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/omap.h>
+#include <asm/arch/ddr_defs.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/clk_synthesizer.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mem.h>
+#include <asm/global_data.h>
+#include <asm/io.h>
+#include <asm/emif.h>
+#include <asm/gpio.h>
+#include <asm/omap_common.h>
+#include <asm/omap_sec_common.h>
+#include <asm/omap_mmc.h>
+#include <i2c.h>
+#include <miiphy.h>
+#include <cpsw.h>
+#include <linux/bitops.h>
+#include <linux/delay.h>
+#include <power/tps65217.h>
+#include <power/tps65910.h>
+#include <env_internal.h>
+#include <watchdog.h>
+#include "../common/board_detect.h"
+#include "../common/cape_detect.h"
+#include "board.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* GPIO that controls power to DDR on EVM-SK */
+#define GPIO_TO_PIN(bank, gpio) (32 * (bank) + (gpio))
+#define GPIO_DDR_VTT_EN GPIO_TO_PIN(0, 7)
+#define ICE_GPIO_DDR_VTT_EN GPIO_TO_PIN(0, 18)
+#define GPIO_PR1_MII_CTRL GPIO_TO_PIN(3, 4)
+#define GPIO_MUX_MII_CTRL GPIO_TO_PIN(3, 10)
+#define GPIO_FET_SWITCH_CTRL GPIO_TO_PIN(0, 7)
+#define GPIO_PHY_RESET GPIO_TO_PIN(2, 5)
+#define GPIO_ETH0_MODE GPIO_TO_PIN(0, 11)
+#define GPIO_ETH1_MODE GPIO_TO_PIN(1, 26)
+
+static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
+
+#define GPIO0_RISINGDETECT (AM33XX_GPIO0_BASE + OMAP_GPIO_RISINGDETECT)
+#define GPIO1_RISINGDETECT (AM33XX_GPIO1_BASE + OMAP_GPIO_RISINGDETECT)
+
+#define GPIO0_IRQSTATUS1 (AM33XX_GPIO0_BASE + OMAP_GPIO_IRQSTATUS1)
+#define GPIO1_IRQSTATUS1 (AM33XX_GPIO1_BASE + OMAP_GPIO_IRQSTATUS1)
+
+#define GPIO0_IRQSTATUSRAW (AM33XX_GPIO0_BASE + 0x024)
+#define GPIO1_IRQSTATUSRAW (AM33XX_GPIO1_BASE + 0x024)
+
+/*
+ * Read header information from EEPROM into global structure.
+ */
+#ifdef CONFIG_TI_I2C_BOARD_DETECT
+void do_board_detect(void)
+{
+ enable_i2c0_pin_mux();
+ enable_i2c2_pin_mux();
+#if !CONFIG_IS_ENABLED(DM_I2C)
+ i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
+ i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED2, CONFIG_SYS_OMAP24_I2C_SLAVE2);
+#endif
+ if (ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
+ CONFIG_EEPROM_CHIP_ADDRESS))
+ printf("ti_i2c_eeprom_init failed\n");
+}
+#endif
+
+#ifndef CONFIG_DM_SERIAL
+struct serial_device *default_serial_console(void)
+{
+ if (board_is_icev2())
+ return &eserial4_device;
+ else
+ return &eserial1_device;
+}
+#endif
+
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+static const struct ddr_data ddr2_data = {
+ .datardsratio0 = MT47H128M16RT25E_RD_DQS,
+ .datafwsratio0 = MT47H128M16RT25E_PHY_FIFO_WE,
+ .datawrsratio0 = MT47H128M16RT25E_PHY_WR_DATA,
+};
+
+static const struct cmd_control ddr2_cmd_ctrl_data = {
+ .cmd0csratio = MT47H128M16RT25E_RATIO,
+
+ .cmd1csratio = MT47H128M16RT25E_RATIO,
+
+ .cmd2csratio = MT47H128M16RT25E_RATIO,
+};
+
+static const struct emif_regs ddr2_emif_reg_data = {
+ .sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
+ .ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
+ .sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
+ .sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
+ .sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
+ .emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
+};
+
+static const struct emif_regs ddr2_evm_emif_reg_data = {
+ .sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
+ .ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
+ .sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
+ .sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
+ .sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
+ .ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
+ .emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
+};
+
+static const struct ddr_data ddr3_data = {
+ .datardsratio0 = MT41J128MJT125_RD_DQS,
+ .datawdsratio0 = MT41J128MJT125_WR_DQS,
+ .datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE,
+ .datawrsratio0 = MT41J128MJT125_PHY_WR_DATA,
+};
+
+static const struct ddr_data ddr3_beagleblack_data = {
+ .datardsratio0 = MT41K256M16HA125E_RD_DQS,
+ .datawdsratio0 = MT41K256M16HA125E_WR_DQS,
+ .datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE,
+ .datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA,
+};
+
+static const struct ddr_data ddr3_evm_data = {
+ .datardsratio0 = MT41J512M8RH125_RD_DQS,
+ .datawdsratio0 = MT41J512M8RH125_WR_DQS,
+ .datafwsratio0 = MT41J512M8RH125_PHY_FIFO_WE,
+ .datawrsratio0 = MT41J512M8RH125_PHY_WR_DATA,
+};
+
+static const struct ddr_data ddr3_icev2_data = {
+ .datardsratio0 = MT41J128MJT125_RD_DQS_400MHz,
+ .datawdsratio0 = MT41J128MJT125_WR_DQS_400MHz,
+ .datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE_400MHz,
+ .datawrsratio0 = MT41J128MJT125_PHY_WR_DATA_400MHz,
+};
+
+static const struct cmd_control ddr3_cmd_ctrl_data = {
+ .cmd0csratio = MT41J128MJT125_RATIO,
+ .cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT,
+
+ .cmd1csratio = MT41J128MJT125_RATIO,
+ .cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT,
+
+ .cmd2csratio = MT41J128MJT125_RATIO,
+ .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT,
+};
+
+static const struct cmd_control ddr3_beagleblack_cmd_ctrl_data = {
+ .cmd0csratio = MT41K256M16HA125E_RATIO,
+ .cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
+
+ .cmd1csratio = MT41K256M16HA125E_RATIO,
+ .cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
+
+ .cmd2csratio = MT41K256M16HA125E_RATIO,
+ .cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
+};
+
+static const struct cmd_control ddr3_evm_cmd_ctrl_data = {
+ .cmd0csratio = MT41J512M8RH125_RATIO,
+ .cmd0iclkout = MT41J512M8RH125_INVERT_CLKOUT,
+
+ .cmd1csratio = MT41J512M8RH125_RATIO,
+ .cmd1iclkout = MT41J512M8RH125_INVERT_CLKOUT,
+
+ .cmd2csratio = MT41J512M8RH125_RATIO,
+ .cmd2iclkout = MT41J512M8RH125_INVERT_CLKOUT,
+};
+
+static const struct cmd_control ddr3_icev2_cmd_ctrl_data = {
+ .cmd0csratio = MT41J128MJT125_RATIO_400MHz,
+ .cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
+
+ .cmd1csratio = MT41J128MJT125_RATIO_400MHz,
+ .cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
+
+ .cmd2csratio = MT41J128MJT125_RATIO_400MHz,
+ .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
+};
+
+static struct emif_regs ddr3_emif_reg_data = {
+ .sdram_config = MT41J128MJT125_EMIF_SDCFG,
+ .ref_ctrl = MT41J128MJT125_EMIF_SDREF,
+ .sdram_tim1 = MT41J128MJT125_EMIF_TIM1,
+ .sdram_tim2 = MT41J128MJT125_EMIF_TIM2,
+ .sdram_tim3 = MT41J128MJT125_EMIF_TIM3,
+ .zq_config = MT41J128MJT125_ZQ_CFG,
+ .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY |
+ PHY_EN_DYN_PWRDN,
+};
+
+static struct emif_regs ddr3_beagleblack_emif_reg_data = {
+ .sdram_config = MT41K256M16HA125E_EMIF_SDCFG,
+ .ref_ctrl = MT41K256M16HA125E_EMIF_SDREF,
+ .sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1,
+ .sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2,
+ .sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3,
+ .ocp_config = EMIF_OCP_CONFIG_BEAGLEBONE_BLACK,
+ .zq_config = MT41K256M16HA125E_ZQ_CFG,
+ .emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY,
+};
+
+static struct emif_regs ddr3_evm_emif_reg_data = {
+ .sdram_config = MT41J512M8RH125_EMIF_SDCFG,
+ .ref_ctrl = MT41J512M8RH125_EMIF_SDREF,
+ .sdram_tim1 = MT41J512M8RH125_EMIF_TIM1,
+ .sdram_tim2 = MT41J512M8RH125_EMIF_TIM2,
+ .sdram_tim3 = MT41J512M8RH125_EMIF_TIM3,
+ .ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
+ .zq_config = MT41J512M8RH125_ZQ_CFG,
+ .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY |
+ PHY_EN_DYN_PWRDN,
+};
+
+static struct emif_regs ddr3_icev2_emif_reg_data = {
+ .sdram_config = MT41J128MJT125_EMIF_SDCFG_400MHz,
+ .ref_ctrl = MT41J128MJT125_EMIF_SDREF_400MHz,
+ .sdram_tim1 = MT41J128MJT125_EMIF_TIM1_400MHz,
+ .sdram_tim2 = MT41J128MJT125_EMIF_TIM2_400MHz,
+ .sdram_tim3 = MT41J128MJT125_EMIF_TIM3_400MHz,
+ .zq_config = MT41J128MJT125_ZQ_CFG_400MHz,
+ .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY_400MHz |
+ PHY_EN_DYN_PWRDN,
+};
+
+#ifdef CONFIG_SPL_OS_BOOT
+int spl_start_uboot(void)
+{
+#ifdef CONFIG_SPL_SERIAL_SUPPORT
+ /* break into full u-boot on 'c' */
+ if (serial_tstc() && serial_getc() == 'c')
+ return 1;
+#endif
+
+#ifdef CONFIG_SPL_ENV_SUPPORT
+ env_init();
+ env_load();
+ if (env_get_yesno("boot_os") != 1)
+ return 1;
+#endif
+
+ return 0;
+}
+#endif
+
+const struct dpll_params *get_dpll_ddr_params(void)
+{
+ int ind = get_sys_clk_index();
+
+ if (board_is_evm_sk())
+ return &dpll_ddr3_303MHz[ind];
+ else if (board_is_pb() || board_is_bone_lt() || board_is_icev2())
+ return &dpll_ddr3_400MHz[ind];
+ else if (board_is_evm_15_or_later())
+ return &dpll_ddr3_303MHz[ind];
+ else
+ return &dpll_ddr2_266MHz[ind];
+}
+
+static u8 bone_not_connected_to_ac_power(void)
+{
+ if (board_is_bone()) {
+ uchar pmic_status_reg;
+ if (tps65217_reg_read(TPS65217_STATUS,
+ &pmic_status_reg))
+ return 1;
+ if (!(pmic_status_reg & TPS65217_PWR_SRC_AC_BITMASK)) {
+ puts("No AC power, switching to default OPP\n");
+ return 1;
+ }
+ }
+ return 0;
+}
+
+const struct dpll_params *get_dpll_mpu_params(void)
+{
+ int ind = get_sys_clk_index();
+ int freq = am335x_get_efuse_mpu_max_freq(cdev);
+
+ if (bone_not_connected_to_ac_power())
+ freq = MPUPLL_M_600;
+
+ if (board_is_pb() || board_is_bone_lt())
+ freq = MPUPLL_M_1000;
+
+ switch (freq) {
+ case MPUPLL_M_1000:
+ return &dpll_mpu_opp[ind][5];
+ case MPUPLL_M_800:
+ return &dpll_mpu_opp[ind][4];
+ case MPUPLL_M_720:
+ return &dpll_mpu_opp[ind][3];
+ case MPUPLL_M_600:
+ return &dpll_mpu_opp[ind][2];
+ case MPUPLL_M_500:
+ return &dpll_mpu_opp100;
+ case MPUPLL_M_300:
+ return &dpll_mpu_opp[ind][0];
+ }
+
+ return &dpll_mpu_opp[ind][0];
+}
+
+static void scale_vcores_bone(int freq)
+{
+ int usb_cur_lim, mpu_vdd;
+
+ /*
+ * Only perform PMIC configurations if board rev > A1
+ * on Beaglebone White
+ */
+ if (board_is_bone() && !strncmp(board_ti_get_rev(), "00A1", 4))
+ return;
+
+#if !CONFIG_IS_ENABLED(DM_I2C)
+ if (i2c_probe(TPS65217_CHIP_PM))
+ return;
+#else
+ if (power_tps65217_init(0))
+ return;
+#endif
+
+
+ /*
+ * On Beaglebone White we need to ensure we have AC power
+ * before increasing the frequency.
+ */
+ if (bone_not_connected_to_ac_power())
+ freq = MPUPLL_M_600;
+
+ /*
+ * Override what we have detected since we know if we have
+ * a Beaglebone Black it supports 1GHz.
+ */
+ if (board_is_pb() || board_is_bone_lt())
+ freq = MPUPLL_M_1000;
+
+ switch (freq) {
+ case MPUPLL_M_1000:
+ mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
+ usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
+ break;
+ case MPUPLL_M_800:
+ mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
+ usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
+ break;
+ case MPUPLL_M_720:
+ mpu_vdd = TPS65217_DCDC_VOLT_SEL_1200MV;
+ usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
+ break;
+ case MPUPLL_M_600:
+ case MPUPLL_M_500:
+ case MPUPLL_M_300:
+ default:
+ mpu_vdd = TPS65217_DCDC_VOLT_SEL_1100MV;
+ usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
+ break;
+ }
+
+ if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
+ TPS65217_POWER_PATH,
+ usb_cur_lim,
+ TPS65217_USB_INPUT_CUR_LIMIT_MASK))
+ puts("tps65217_reg_write failure\n");
+
+ /* Set DCDC3 (CORE) voltage to 1.10V */
+ if (tps65217_voltage_update(TPS65217_DEFDCDC3,
+ TPS65217_DCDC_VOLT_SEL_1100MV)) {
+ puts("tps65217_voltage_update failure\n");
+ return;
+ }
+
+ /* Set DCDC2 (MPU) voltage */
+ if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
+ puts("tps65217_voltage_update failure\n");
+ return;
+ }
+
+ /*
+ * Set LDO3, LDO4 output voltage to 3.3V for Beaglebone.
+ * Set LDO3 to 1.8V and LDO4 to 3.3V for Beaglebone Black.
+ */
+ if (board_is_bone()) {
+ if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
+ TPS65217_DEFLS1,
+ TPS65217_LDO_VOLTAGE_OUT_3_3,
+ TPS65217_LDO_MASK))
+ puts("tps65217_reg_write failure\n");
+ } else {
+ if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
+ TPS65217_DEFLS1,
+ TPS65217_LDO_VOLTAGE_OUT_1_8,
+ TPS65217_LDO_MASK))
+ puts("tps65217_reg_write failure\n");
+ }
+
+ if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
+ TPS65217_DEFLS2,
+ TPS65217_LDO_VOLTAGE_OUT_3_3,
+ TPS65217_LDO_MASK))
+ puts("tps65217_reg_write failure\n");
+}
+
+void scale_vcores_generic(int freq)
+{
+ int sil_rev, mpu_vdd;
+
+ /*
+ * The GP EVM, IDK and EVM SK use a TPS65910 PMIC. For all
+ * MPU frequencies we support we use a CORE voltage of
+ * 1.10V. For MPU voltage we need to switch based on
+ * the frequency we are running at.
+ */
+#if !CONFIG_IS_ENABLED(DM_I2C)
+ if (i2c_probe(TPS65910_CTRL_I2C_ADDR))
+ return;
+#else
+ if (power_tps65910_init(0))
+ return;
+#endif
+ /*
+ * Depending on MPU clock and PG we will need a different
+ * VDD to drive at that speed.
+ */
+ sil_rev = readl(&cdev->deviceid) >> 28;
+ mpu_vdd = am335x_get_tps65910_mpu_vdd(sil_rev, freq);
+
+ /* Tell the TPS65910 to use i2c */
+ tps65910_set_i2c_control();
+
+ /* First update MPU voltage. */
+ if (tps65910_voltage_update(MPU, mpu_vdd))
+ return;
+
+ /* Second, update the CORE voltage. */
+ if (tps65910_voltage_update(CORE, TPS65910_OP_REG_SEL_1_1_0))
+ 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();
+#if !CONFIG_IS_ENABLED(DM_I2C)
+ i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED,
+ CONFIG_SYS_OMAP24_I2C_SLAVE);
+#endif
+ first_time = false;
+ }
+}
+
+void scale_vcores(void)
+{
+ int freq;
+
+ gpi2c_init();
+ freq = am335x_get_efuse_mpu_max_freq(cdev);
+
+ if (board_is_beaglebonex())
+ scale_vcores_bone(freq);
+ else
+ scale_vcores_generic(freq);
+}
+
+void set_uart_mux_conf(void)
+{
+#if CONFIG_CONS_INDEX == 1
+ enable_uart0_pin_mux();
+#elif CONFIG_CONS_INDEX == 2
+ enable_uart1_pin_mux();
+#elif CONFIG_CONS_INDEX == 3
+ enable_uart2_pin_mux();
+#elif CONFIG_CONS_INDEX == 4
+ enable_uart3_pin_mux();
+#elif CONFIG_CONS_INDEX == 5
+ enable_uart4_pin_mux();
+#elif CONFIG_CONS_INDEX == 6
+ enable_uart5_pin_mux();
+#endif
+}
+
+void set_mux_conf_regs(void)
+{
+ enable_board_pin_mux();
+}
+
+const struct ctrl_ioregs ioregs_evmsk = {
+ .cm0ioctl = MT41J128MJT125_IOCTRL_VALUE,
+ .cm1ioctl = MT41J128MJT125_IOCTRL_VALUE,
+ .cm2ioctl = MT41J128MJT125_IOCTRL_VALUE,
+ .dt0ioctl = MT41J128MJT125_IOCTRL_VALUE,
+ .dt1ioctl = MT41J128MJT125_IOCTRL_VALUE,
+};
+
+const struct ctrl_ioregs ioregs_bonelt = {
+ .cm0ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
+ .cm1ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
+ .cm2ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
+ .dt0ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
+ .dt1ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
+};
+
+const struct ctrl_ioregs ioregs_evm15 = {
+ .cm0ioctl = MT41J512M8RH125_IOCTRL_VALUE,
+ .cm1ioctl = MT41J512M8RH125_IOCTRL_VALUE,
+ .cm2ioctl = MT41J512M8RH125_IOCTRL_VALUE,
+ .dt0ioctl = MT41J512M8RH125_IOCTRL_VALUE,
+ .dt1ioctl = MT41J512M8RH125_IOCTRL_VALUE,
+};
+
+const struct ctrl_ioregs ioregs = {
+ .cm0ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
+ .cm1ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
+ .cm2ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
+ .dt0ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
+ .dt1ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
+};
+
+void sdram_init(void)
+{
+ if (board_is_evm_sk()) {
+ /*
+ * EVM SK 1.2A and later use gpio0_7 to enable DDR3.
+ * This is safe enough to do on older revs.
+ */
+ gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
+ gpio_direction_output(GPIO_DDR_VTT_EN, 1);
+ }
+
+ if (board_is_icev2()) {
+ gpio_request(ICE_GPIO_DDR_VTT_EN, "ddr_vtt_en");
+ gpio_direction_output(ICE_GPIO_DDR_VTT_EN, 1);
+ }
+
+ if (board_is_evm_sk())
+ config_ddr(303, &ioregs_evmsk, &ddr3_data,
+ &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
+ else if (board_is_pb() || board_is_bone_lt())
+ config_ddr(400, &ioregs_bonelt,
+ &ddr3_beagleblack_data,
+ &ddr3_beagleblack_cmd_ctrl_data,
+ &ddr3_beagleblack_emif_reg_data, 0);
+ else if (board_is_evm_15_or_later())
+ config_ddr(303, &ioregs_evm15, &ddr3_evm_data,
+ &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data, 0);
+ else if (board_is_icev2())
+ config_ddr(400, &ioregs_evmsk, &ddr3_icev2_data,
+ &ddr3_icev2_cmd_ctrl_data, &ddr3_icev2_emif_reg_data,
+ 0);
+ else if (board_is_gp_evm())
+ config_ddr(266, &ioregs, &ddr2_data,
+ &ddr2_cmd_ctrl_data, &ddr2_evm_emif_reg_data, 0);
+ else
+ config_ddr(266, &ioregs, &ddr2_data,
+ &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0);
+}
+#endif
+
+#if defined(CONFIG_CLOCK_SYNTHESIZER) && (!defined(CONFIG_SPL_BUILD) || \
+ (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)))
+static void request_and_set_gpio(int gpio, char *name, int val)
+{
+ int ret;
+
+ ret = gpio_request(gpio, name);
+ if (ret < 0) {
+ printf("%s: Unable to request %s\n", __func__, name);
+ return;
+ }
+
+ ret = gpio_direction_output(gpio, 0);
+ if (ret < 0) {
+ printf("%s: Unable to set %s as output\n", __func__, name);
+ goto err_free_gpio;
+ }
+
+ gpio_set_value(gpio, val);
+
+ return;
+
+err_free_gpio:
+ gpio_free(gpio);
+}
+
+#define REQUEST_AND_SET_GPIO(N) request_and_set_gpio(N, #N, 1);
+#define REQUEST_AND_CLR_GPIO(N) request_and_set_gpio(N, #N, 0);
+
+/**
+ * RMII mode on ICEv2 board needs 50MHz clock. Given the clock
+ * synthesizer With a capacitor of 18pF, and 25MHz input clock cycle
+ * PLL1 gives an output of 100MHz. So, configuring the div2/3 as 2 to
+ * give 50MHz output for Eth0 and 1.
+ */
+static struct clk_synth cdce913_data = {
+ .id = 0x81,
+ .capacitor = 0x90,
+ .mux = 0x6d,
+ .pdiv2 = 0x2,
+ .pdiv3 = 0x2,
+};
+#endif
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_CONTROL) && \
+ defined(CONFIG_DM_ETH) && defined(CONFIG_DRIVER_TI_CPSW)
+
+#define MAX_CPSW_SLAVES 2
+
+/* At the moment, we do not want to stop booting for any failures here */
+int ft_board_setup(void *fdt, struct bd_info *bd)
+{
+ const char *slave_path, *enet_name;
+ int enetnode, slavenode, phynode;
+ struct udevice *ethdev;
+ char alias[16];
+ u32 phy_id[2];
+ int phy_addr;
+ int i, ret;
+
+ /* phy address fixup needed only on beagle bone family */
+ if (!board_is_beaglebonex())
+ goto done;
+
+ for (i = 0; i < MAX_CPSW_SLAVES; i++) {
+ sprintf(alias, "ethernet%d", i);
+
+ slave_path = fdt_get_alias(fdt, alias);
+ if (!slave_path)
+ continue;
+
+ slavenode = fdt_path_offset(fdt, slave_path);
+ if (slavenode < 0)
+ continue;
+
+ enetnode = fdt_parent_offset(fdt, slavenode);
+ enet_name = fdt_get_name(fdt, enetnode, NULL);
+
+ ethdev = eth_get_dev_by_name(enet_name);
+ if (!ethdev)
+ continue;
+
+ phy_addr = cpsw_get_slave_phy_addr(ethdev, i);
+
+ /* check for phy_id as well as phy-handle properties */
+ ret = fdtdec_get_int_array_count(fdt, slavenode, "phy_id",
+ phy_id, 2);
+ if (ret == 2) {
+ if (phy_id[1] != phy_addr) {
+ printf("fixing up phy_id for %s, old: %d, new: %d\n",
+ alias, phy_id[1], phy_addr);
+
+ phy_id[0] = cpu_to_fdt32(phy_id[0]);
+ phy_id[1] = cpu_to_fdt32(phy_addr);
+ do_fixup_by_path(fdt, slave_path, "phy_id",
+ phy_id, sizeof(phy_id), 0);
+ }
+ } else {
+ phynode = fdtdec_lookup_phandle(fdt, slavenode,
+ "phy-handle");
+ if (phynode < 0)
+ continue;
+
+ ret = fdtdec_get_int(fdt, phynode, "reg", -ENOENT);
+ if (ret < 0)
+ continue;
+
+ if (ret != phy_addr) {
+ printf("fixing up phy-handle for %s, old: %d, new: %d\n",
+ alias, ret, phy_addr);
+
+ fdt_setprop_u32(fdt, phynode, "reg",
+ cpu_to_fdt32(phy_addr));
+ }
+ }
+ }
+
+done:
+ return 0;
+}
+#endif
+
+/*
+ * Basic board specific setup. Pinmux has been handled already.
+ */
+int board_init(void)
+{
+#if defined(CONFIG_HW_WATCHDOG)
+ hw_watchdog_init();
+#endif
+
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+#if defined(CONFIG_NOR) || defined(CONFIG_MTD_RAW_NAND)
+ gpmc_init();
+#endif
+
+#if defined(CONFIG_CLOCK_SYNTHESIZER) && (!defined(CONFIG_SPL_BUILD) || \
+ (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)))
+ if (board_is_icev2()) {
+ int rv;
+ u32 reg;
+
+ REQUEST_AND_SET_GPIO(GPIO_PR1_MII_CTRL);
+ /* Make J19 status available on GPIO1_26 */
+ REQUEST_AND_CLR_GPIO(GPIO_MUX_MII_CTRL);
+
+ REQUEST_AND_SET_GPIO(GPIO_FET_SWITCH_CTRL);
+ /*
+ * Both ports can be set as RMII-CPSW or MII-PRU-ETH using
+ * jumpers near the port. Read the jumper value and set
+ * the pinmux, external mux and PHY clock accordingly.
+ * As jumper line is overridden by PHY RX_DV pin immediately
+ * after bootstrap (power-up/reset), we need to sample
+ * it during PHY reset using GPIO rising edge detection.
+ */
+ REQUEST_AND_SET_GPIO(GPIO_PHY_RESET);
+ /* Enable rising edge IRQ on GPIO0_11 and GPIO 1_26 */
+ reg = readl(GPIO0_RISINGDETECT) | BIT(11);
+ writel(reg, GPIO0_RISINGDETECT);
+ reg = readl(GPIO1_RISINGDETECT) | BIT(26);
+ writel(reg, GPIO1_RISINGDETECT);
+ /* Reset PHYs to capture the Jumper setting */
+ gpio_set_value(GPIO_PHY_RESET, 0);
+ udelay(2); /* PHY datasheet states 1uS min. */
+ gpio_set_value(GPIO_PHY_RESET, 1);
+
+ reg = readl(GPIO0_IRQSTATUSRAW) & BIT(11);
+ if (reg) {
+ writel(reg, GPIO0_IRQSTATUS1); /* clear irq */
+ /* RMII mode */
+ printf("ETH0, CPSW\n");
+ } else {
+ /* MII mode */
+ printf("ETH0, PRU\n");
+ cdce913_data.pdiv3 = 4; /* 25MHz PHY clk */
+ }
+
+ reg = readl(GPIO1_IRQSTATUSRAW) & BIT(26);
+ if (reg) {
+ writel(reg, GPIO1_IRQSTATUS1); /* clear irq */
+ /* RMII mode */
+ printf("ETH1, CPSW\n");
+ gpio_set_value(GPIO_MUX_MII_CTRL, 1);
+ } else {
+ /* MII mode */
+ printf("ETH1, PRU\n");
+ cdce913_data.pdiv2 = 4; /* 25MHz PHY clk */
+ }
+
+ /* disable rising edge IRQs */
+ reg = readl(GPIO0_RISINGDETECT) & ~BIT(11);
+ writel(reg, GPIO0_RISINGDETECT);
+ reg = readl(GPIO1_RISINGDETECT) & ~BIT(26);
+ writel(reg, GPIO1_RISINGDETECT);
+
+ rv = setup_clock_synthesizer(&cdce913_data);
+ if (rv) {
+ printf("Clock synthesizer setup failed %d\n", rv);
+ return rv;
+ }
+
+ /* reset PHYs */
+ gpio_set_value(GPIO_PHY_RESET, 0);
+ udelay(2); /* PHY datasheet states 1uS min. */
+ gpio_set_value(GPIO_PHY_RESET, 1);
+ }
+#endif
+
+ return 0;
+}
+
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+ struct udevice *dev;
+#if !defined(CONFIG_SPL_BUILD)
+ uint8_t mac_addr[6];
+ uint32_t mac_hi, mac_lo;
+#endif
+
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ char *name = NULL;
+
+ if (board_is_bone_lt()) {
+ /* BeagleBoard.org BeagleBone Black Wireless: */
+ if (!strncmp(board_ti_get_rev(), "BWA", 3)) {
+ name = "BBBW";
+ }
+ /* SeeedStudio BeagleBone Green Wireless */
+ if (!strncmp(board_ti_get_rev(), "GW1", 3)) {
+ name = "BBGW";
+ }
+ /* BeagleBoard.org BeagleBone Blue */
+ if (!strncmp(board_ti_get_rev(), "BLA", 3)) {
+ name = "BBBL";
+ }
+ }
+
+ if (board_is_bbg1())
+ name = "BBG1";
+ if (board_is_bben())
+ name = "BBEN";
+ set_board_info_env(name);
+
+ /*
+ * 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 !defined(CONFIG_SPL_BUILD)
+ /* try reading mac address from efuse */
+ mac_lo = readl(&cdev->macid0l);
+ mac_hi = readl(&cdev->macid0h);
+ mac_addr[0] = mac_hi & 0xFF;
+ mac_addr[1] = (mac_hi & 0xFF00) >> 8;
+ mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
+ mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
+ mac_addr[4] = mac_lo & 0xFF;
+ mac_addr[5] = (mac_lo & 0xFF00) >> 8;
+
+ if (!env_get("ethaddr")) {
+ printf("<ethaddr> not set. Validating first E-fuse MAC\n");
+
+ if (is_valid_ethaddr(mac_addr))
+ eth_env_set_enetaddr("ethaddr", mac_addr);
+ }
+
+ mac_lo = readl(&cdev->macid1l);
+ mac_hi = readl(&cdev->macid1h);
+ mac_addr[0] = mac_hi & 0xFF;
+ mac_addr[1] = (mac_hi & 0xFF00) >> 8;
+ mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
+ mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
+ mac_addr[4] = mac_lo & 0xFF;
+ mac_addr[5] = (mac_lo & 0xFF00) >> 8;
+
+ if (!env_get("eth1addr")) {
+ if (is_valid_ethaddr(mac_addr))
+ eth_env_set_enetaddr("eth1addr", mac_addr);
+ }
+#endif
+
+ if (!env_get("serial#")) {
+ char *board_serial = env_get("board_serial");
+ char *ethaddr = env_get("ethaddr");
+
+ if (!board_serial || !strncmp(board_serial, "unknown", 7))
+ env_set("serial#", ethaddr);
+ else
+ env_set("serial#", board_serial);
+ }
+
+ /* Just probe the potentially supported cdce913 device */
+ uclass_get_device_by_name(UCLASS_CLK, "cdce913@65", &dev);
+
+ return 0;
+}
+#endif
+
+/* CPSW plat */
+#if !CONFIG_IS_ENABLED(OF_CONTROL)
+struct cpsw_slave_data slave_data[] = {
+ {
+ .slave_reg_ofs = CPSW_SLAVE0_OFFSET,
+ .sliver_reg_ofs = CPSW_SLIVER0_OFFSET,
+ .phy_addr = 0,
+ },
+ {
+ .slave_reg_ofs = CPSW_SLAVE1_OFFSET,
+ .sliver_reg_ofs = CPSW_SLIVER1_OFFSET,
+ .phy_addr = 1,
+ },
+};
+
+struct cpsw_platform_data am335_eth_data = {
+ .cpsw_base = CPSW_BASE,
+ .version = CPSW_CTRL_VERSION_2,
+ .bd_ram_ofs = CPSW_BD_OFFSET,
+ .ale_reg_ofs = CPSW_ALE_OFFSET,
+ .cpdma_reg_ofs = CPSW_CPDMA_OFFSET,
+ .mdio_div = CPSW_MDIO_DIV,
+ .host_port_reg_ofs = CPSW_HOST_PORT_OFFSET,
+ .channels = 8,
+ .slaves = 2,
+ .slave_data = slave_data,
+ .ale_entries = 1024,
+ .mac_control = 0x20,
+ .active_slave = 0,
+ .mdio_base = 0x4a101000,
+ .gmii_sel = 0x44e10650,
+ .phy_sel_compat = "ti,am3352-cpsw-phy-sel",
+ .syscon_addr = 0x44e10630,
+ .macid_sel_compat = "cpsw,am33xx",
+};
+
+struct eth_pdata cpsw_pdata = {
+ .iobase = 0x4a100000,
+ .phy_interface = 0,
+ .priv_pdata = &am335_eth_data,
+};
+
+U_BOOT_DRVINFO(am335x_eth) = {
+ .name = "eth_cpsw",
+ .plat = &cpsw_pdata,
+};
+#endif
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+ if (board_is_gp_evm() && !strcmp(name, "am335x-evm"))
+ return 0;
+ else if (board_is_bone() && !strcmp(name, "am335x-bone"))
+ return 0;
+ else if (board_is_bone_lt() && !strcmp(name, "am335x-boneblack"))
+ return 0;
+ else if (board_is_pb() && !strcmp(name, "am335x-pocketbeagle"))
+ return 0;
+ else if (board_is_evm_sk() && !strcmp(name, "am335x-evmsk"))
+ return 0;
+ else if (board_is_bbg1() && !strcmp(name, "am335x-bonegreen"))
+ return 0;
+ else if (board_is_icev2() && !strcmp(name, "am335x-icev2"))
+ return 0;
+ else
+ return -1;
+}
+#endif
+
+#ifdef CONFIG_TI_SECURE_DEVICE
+void board_fit_image_post_process(void **p_image, size_t *p_size)
+{
+ secure_boot_verify_image(p_image, p_size);
+}
+#endif
+
+#if !CONFIG_IS_ENABLED(OF_CONTROL)
+static const struct omap_hsmmc_plat am335x_mmc0_plat = {
+ .base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE,
+ .cfg.host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_4BIT,
+ .cfg.f_min = 400000,
+ .cfg.f_max = 52000000,
+ .cfg.voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195,
+ .cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT,
+};
+
+U_BOOT_DRVINFO(am335x_mmc0) = {
+ .name = "omap_hsmmc",
+ .plat = &am335x_mmc0_plat,
+};
+
+static const struct omap_hsmmc_plat am335x_mmc1_plat = {
+ .base_addr = (struct hsmmc *)OMAP_HSMMC2_BASE,
+ .cfg.host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_8BIT,
+ .cfg.f_min = 400000,
+ .cfg.f_max = 52000000,
+ .cfg.voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195,
+ .cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT,
+};
+
+U_BOOT_DRVINFO(am335x_mmc1) = {
+ .name = "omap_hsmmc",
+ .plat = &am335x_mmc1_plat,
+};
+#endif