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config: am335x_evm: detect Black Wireless using BWA
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CommitLineData
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1/*
2 * board.c
3 *
4 * Board functions for TI AM335X based boards
5 *
6 * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
7 *
1a459660 8 * SPDX-License-Identifier: GPL-2.0+
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9 */
10
11#include <common.h>
12#include <errno.h>
13#include <spl.h>
3d16389c 14#include <serial.h>
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15#include <asm/arch/cpu.h>
16#include <asm/arch/hardware.h>
17#include <asm/arch/omap.h>
18#include <asm/arch/ddr_defs.h>
19#include <asm/arch/clock.h>
97f3a178 20#include <asm/arch/clk_synthesizer.h>
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21#include <asm/arch/gpio.h>
22#include <asm/arch/mmc_host_def.h>
23#include <asm/arch/sys_proto.h>
cd8845d7 24#include <asm/arch/mem.h>
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25#include <asm/io.h>
26#include <asm/emif.h>
27#include <asm/gpio.h>
b0a4eea1 28#include <asm/omap_sec_common.h>
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29#include <i2c.h>
30#include <miiphy.h>
31#include <cpsw.h>
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32#include <power/tps65217.h>
33#include <power/tps65910.h>
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34#include <environment.h>
35#include <watchdog.h>
ba9a6708 36#include <environment.h>
770e68c0 37#include "../common/board_detect.h"
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38#include "board.h"
39
40DECLARE_GLOBAL_DATA_PTR;
41
e363426e 42/* GPIO that controls power to DDR on EVM-SK */
97f3a178
LV
43#define GPIO_TO_PIN(bank, gpio) (32 * (bank) + (gpio))
44#define GPIO_DDR_VTT_EN GPIO_TO_PIN(0, 7)
45#define ICE_GPIO_DDR_VTT_EN GPIO_TO_PIN(0, 18)
46#define GPIO_PR1_MII_CTRL GPIO_TO_PIN(3, 4)
47#define GPIO_MUX_MII_CTRL GPIO_TO_PIN(3, 10)
48#define GPIO_FET_SWITCH_CTRL GPIO_TO_PIN(0, 7)
49#define GPIO_PHY_RESET GPIO_TO_PIN(2, 5)
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50#define GPIO_ETH0_MODE GPIO_TO_PIN(0, 11)
51#define GPIO_ETH1_MODE GPIO_TO_PIN(1, 26)
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52
53static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
54
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55#define GPIO0_RISINGDETECT (AM33XX_GPIO0_BASE + OMAP_GPIO_RISINGDETECT)
56#define GPIO1_RISINGDETECT (AM33XX_GPIO1_BASE + OMAP_GPIO_RISINGDETECT)
57
58#define GPIO0_IRQSTATUS1 (AM33XX_GPIO0_BASE + OMAP_GPIO_IRQSTATUS1)
59#define GPIO1_IRQSTATUS1 (AM33XX_GPIO1_BASE + OMAP_GPIO_IRQSTATUS1)
60
61#define GPIO0_IRQSTATUSRAW (AM33XX_GPIO0_BASE + 0x024)
62#define GPIO1_IRQSTATUSRAW (AM33XX_GPIO1_BASE + 0x024)
63
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64/*
65 * Read header information from EEPROM into global structure.
66 */
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67#ifdef CONFIG_TI_I2C_BOARD_DETECT
68void do_board_detect(void)
e363426e 69{
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70 enable_i2c0_pin_mux();
71 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
72
73 if (ti_i2c_eeprom_am_get(-1, CONFIG_SYS_I2C_EEPROM_ADDR))
74 printf("ti_i2c_eeprom_init failed\n");
e363426e 75}
140d76a9 76#endif
e363426e 77
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78#ifndef CONFIG_DM_SERIAL
79struct serial_device *default_serial_console(void)
80{
81 if (board_is_icev2())
82 return &eserial4_device;
83 else
84 return &eserial1_device;
85}
86#endif
87
d0e6d34d 88#ifndef CONFIG_SKIP_LOWLEVEL_INIT
c00f69db 89static const struct ddr_data ddr2_data = {
c4f80f50
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90 .datardsratio0 = MT47H128M16RT25E_RD_DQS,
91 .datafwsratio0 = MT47H128M16RT25E_PHY_FIFO_WE,
92 .datawrsratio0 = MT47H128M16RT25E_PHY_WR_DATA,
c00f69db 93};
e363426e 94
c00f69db 95static const struct cmd_control ddr2_cmd_ctrl_data = {
c7d35bef 96 .cmd0csratio = MT47H128M16RT25E_RATIO,
c00f69db 97
c7d35bef 98 .cmd1csratio = MT47H128M16RT25E_RATIO,
c00f69db 99
c7d35bef 100 .cmd2csratio = MT47H128M16RT25E_RATIO,
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101};
102
103static const struct emif_regs ddr2_emif_reg_data = {
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104 .sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
105 .ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
106 .sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
107 .sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
108 .sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
109 .emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
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110};
111
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112static const struct emif_regs ddr2_evm_emif_reg_data = {
113 .sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
114 .ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
115 .sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
116 .sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
117 .sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
118 .ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
119 .emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
120};
121
c00f69db 122static const struct ddr_data ddr3_data = {
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123 .datardsratio0 = MT41J128MJT125_RD_DQS,
124 .datawdsratio0 = MT41J128MJT125_WR_DQS,
125 .datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE,
126 .datawrsratio0 = MT41J128MJT125_PHY_WR_DATA,
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127};
128
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129static const struct ddr_data ddr3_beagleblack_data = {
130 .datardsratio0 = MT41K256M16HA125E_RD_DQS,
131 .datawdsratio0 = MT41K256M16HA125E_WR_DQS,
132 .datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE,
133 .datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA,
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134};
135
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136static const struct ddr_data ddr3_evm_data = {
137 .datardsratio0 = MT41J512M8RH125_RD_DQS,
138 .datawdsratio0 = MT41J512M8RH125_WR_DQS,
139 .datafwsratio0 = MT41J512M8RH125_PHY_FIFO_WE,
140 .datawrsratio0 = MT41J512M8RH125_PHY_WR_DATA,
13526f71
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141};
142
d8ff4fdb
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143static const struct ddr_data ddr3_icev2_data = {
144 .datardsratio0 = MT41J128MJT125_RD_DQS_400MHz,
145 .datawdsratio0 = MT41J128MJT125_WR_DQS_400MHz,
146 .datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE_400MHz,
147 .datawrsratio0 = MT41J128MJT125_PHY_WR_DATA_400MHz,
148};
149
c00f69db 150static const struct cmd_control ddr3_cmd_ctrl_data = {
c7d35bef 151 .cmd0csratio = MT41J128MJT125_RATIO,
c7d35bef 152 .cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT,
c00f69db 153
c7d35bef 154 .cmd1csratio = MT41J128MJT125_RATIO,
c7d35bef 155 .cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT,
c00f69db 156
c7d35bef 157 .cmd2csratio = MT41J128MJT125_RATIO,
c7d35bef 158 .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT,
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159};
160
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161static const struct cmd_control ddr3_beagleblack_cmd_ctrl_data = {
162 .cmd0csratio = MT41K256M16HA125E_RATIO,
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163 .cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
164
165 .cmd1csratio = MT41K256M16HA125E_RATIO,
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166 .cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
167
168 .cmd2csratio = MT41K256M16HA125E_RATIO,
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169 .cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
170};
171
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172static const struct cmd_control ddr3_evm_cmd_ctrl_data = {
173 .cmd0csratio = MT41J512M8RH125_RATIO,
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174 .cmd0iclkout = MT41J512M8RH125_INVERT_CLKOUT,
175
176 .cmd1csratio = MT41J512M8RH125_RATIO,
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177 .cmd1iclkout = MT41J512M8RH125_INVERT_CLKOUT,
178
179 .cmd2csratio = MT41J512M8RH125_RATIO,
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180 .cmd2iclkout = MT41J512M8RH125_INVERT_CLKOUT,
181};
182
d8ff4fdb
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183static const struct cmd_control ddr3_icev2_cmd_ctrl_data = {
184 .cmd0csratio = MT41J128MJT125_RATIO_400MHz,
185 .cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
186
187 .cmd1csratio = MT41J128MJT125_RATIO_400MHz,
188 .cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
189
190 .cmd2csratio = MT41J128MJT125_RATIO_400MHz,
191 .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
192};
193
c00f69db 194static struct emif_regs ddr3_emif_reg_data = {
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195 .sdram_config = MT41J128MJT125_EMIF_SDCFG,
196 .ref_ctrl = MT41J128MJT125_EMIF_SDREF,
197 .sdram_tim1 = MT41J128MJT125_EMIF_TIM1,
198 .sdram_tim2 = MT41J128MJT125_EMIF_TIM2,
199 .sdram_tim3 = MT41J128MJT125_EMIF_TIM3,
200 .zq_config = MT41J128MJT125_ZQ_CFG,
59dcf970
VH
201 .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY |
202 PHY_EN_DYN_PWRDN,
c00f69db 203};
13526f71 204
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205static struct emif_regs ddr3_beagleblack_emif_reg_data = {
206 .sdram_config = MT41K256M16HA125E_EMIF_SDCFG,
207 .ref_ctrl = MT41K256M16HA125E_EMIF_SDREF,
208 .sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1,
209 .sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2,
210 .sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3,
8c17cbdf 211 .ocp_config = EMIF_OCP_CONFIG_BEAGLEBONE_BLACK,
c7ba18ad
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212 .zq_config = MT41K256M16HA125E_ZQ_CFG,
213 .emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY,
214};
215
13526f71
JL
216static struct emif_regs ddr3_evm_emif_reg_data = {
217 .sdram_config = MT41J512M8RH125_EMIF_SDCFG,
218 .ref_ctrl = MT41J512M8RH125_EMIF_SDREF,
219 .sdram_tim1 = MT41J512M8RH125_EMIF_TIM1,
220 .sdram_tim2 = MT41J512M8RH125_EMIF_TIM2,
221 .sdram_tim3 = MT41J512M8RH125_EMIF_TIM3,
8c17cbdf 222 .ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
13526f71 223 .zq_config = MT41J512M8RH125_ZQ_CFG,
59dcf970
VH
224 .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY |
225 PHY_EN_DYN_PWRDN,
13526f71 226};
12d7a474 227
d8ff4fdb
LV
228static struct emif_regs ddr3_icev2_emif_reg_data = {
229 .sdram_config = MT41J128MJT125_EMIF_SDCFG_400MHz,
230 .ref_ctrl = MT41J128MJT125_EMIF_SDREF_400MHz,
231 .sdram_tim1 = MT41J128MJT125_EMIF_TIM1_400MHz,
232 .sdram_tim2 = MT41J128MJT125_EMIF_TIM2_400MHz,
233 .sdram_tim3 = MT41J128MJT125_EMIF_TIM3_400MHz,
234 .zq_config = MT41J128MJT125_ZQ_CFG_400MHz,
235 .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY_400MHz |
236 PHY_EN_DYN_PWRDN,
237};
238
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239#ifdef CONFIG_SPL_OS_BOOT
240int spl_start_uboot(void)
241{
242 /* break into full u-boot on 'c' */
ba9a6708
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243 if (serial_tstc() && serial_getc() == 'c')
244 return 1;
245
246#ifdef CONFIG_SPL_ENV_SUPPORT
247 env_init();
248 env_relocate_spec();
249 if (getenv_yesno("boot_os") != 1)
250 return 1;
251#endif
252
253 return 0;
12d7a474
PK
254}
255#endif
256
94d77fb6
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257#define OSC (V_OSCK/1000000)
258const struct dpll_params dpll_ddr = {
259 266, OSC-1, 1, -1, -1, -1, -1};
260const struct dpll_params dpll_ddr_evm_sk = {
261 303, OSC-1, 1, -1, -1, -1, -1};
262const struct dpll_params dpll_ddr_bone_black = {
263 400, OSC-1, 1, -1, -1, -1, -1};
264
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265void am33xx_spl_board_init(void)
266{
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267 int mpu_vdd;
268
9721027a 269 /* Get the frequency */
52f7d844 270 dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev);
9721027a 271
770e68c0 272 if (board_is_bone() || board_is_bone_lt()) {
9721027a
TR
273 /* BeagleBone PMIC Code */
274 int usb_cur_lim;
275
276 /*
277 * Only perform PMIC configurations if board rev > A1
278 * on Beaglebone White
279 */
770e68c0 280 if (board_is_bone() && !strncmp(board_ti_get_rev(), "00A1", 4))
9721027a
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281 return;
282
283 if (i2c_probe(TPS65217_CHIP_PM))
284 return;
285
286 /*
287 * On Beaglebone White we need to ensure we have AC power
288 * before increasing the frequency.
289 */
770e68c0 290 if (board_is_bone()) {
9721027a
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291 uchar pmic_status_reg;
292 if (tps65217_reg_read(TPS65217_STATUS,
293 &pmic_status_reg))
294 return;
295 if (!(pmic_status_reg & TPS65217_PWR_SRC_AC_BITMASK)) {
296 puts("No AC power, disabling frequency switch\n");
297 return;
298 }
299 }
300
301 /*
302 * Override what we have detected since we know if we have
303 * a Beaglebone Black it supports 1GHz.
304 */
770e68c0 305 if (board_is_bone_lt())
52f7d844 306 dpll_mpu_opp100.m = MPUPLL_M_1000;
9721027a
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307
308 /*
309 * Increase USB current limit to 1300mA or 1800mA and set
310 * the MPU voltage controller as needed.
311 */
52f7d844 312 if (dpll_mpu_opp100.m == MPUPLL_M_1000) {
9721027a
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313 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
314 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
315 } else {
316 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
317 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
318 }
319
320 if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
321 TPS65217_POWER_PATH,
322 usb_cur_lim,
323 TPS65217_USB_INPUT_CUR_LIMIT_MASK))
324 puts("tps65217_reg_write failure\n");
325
52f7d844
SK
326 /* Set DCDC3 (CORE) voltage to 1.125V */
327 if (tps65217_voltage_update(TPS65217_DEFDCDC3,
328 TPS65217_DCDC_VOLT_SEL_1125MV)) {
329 puts("tps65217_voltage_update failure\n");
330 return;
331 }
332
333 /* Set CORE Frequencies to OPP100 */
334 do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
9721027a
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335
336 /* Set DCDC2 (MPU) voltage */
337 if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
338 puts("tps65217_voltage_update failure\n");
339 return;
340 }
341
342 /*
343 * Set LDO3, LDO4 output voltage to 3.3V for Beaglebone.
344 * Set LDO3 to 1.8V and LDO4 to 3.3V for Beaglebone Black.
345 */
770e68c0 346 if (board_is_bone()) {
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347 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
348 TPS65217_DEFLS1,
349 TPS65217_LDO_VOLTAGE_OUT_3_3,
350 TPS65217_LDO_MASK))
351 puts("tps65217_reg_write failure\n");
352 } else {
353 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
354 TPS65217_DEFLS1,
355 TPS65217_LDO_VOLTAGE_OUT_1_8,
356 TPS65217_LDO_MASK))
357 puts("tps65217_reg_write failure\n");
358 }
359
360 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
361 TPS65217_DEFLS2,
362 TPS65217_LDO_VOLTAGE_OUT_3_3,
363 TPS65217_LDO_MASK))
364 puts("tps65217_reg_write failure\n");
365 } else {
366 int sil_rev;
367
368 /*
369 * The GP EVM, IDK and EVM SK use a TPS65910 PMIC. For all
370 * MPU frequencies we support we use a CORE voltage of
371 * 1.1375V. For MPU voltage we need to switch based on
372 * the frequency we are running at.
373 */
374 if (i2c_probe(TPS65910_CTRL_I2C_ADDR))
375 return;
376
377 /*
378 * Depending on MPU clock and PG we will need a different
379 * VDD to drive at that speed.
380 */
381 sil_rev = readl(&cdev->deviceid) >> 28;
52f7d844
SK
382 mpu_vdd = am335x_get_tps65910_mpu_vdd(sil_rev,
383 dpll_mpu_opp100.m);
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384
385 /* Tell the TPS65910 to use i2c */
386 tps65910_set_i2c_control();
387
388 /* First update MPU voltage. */
389 if (tps65910_voltage_update(MPU, mpu_vdd))
390 return;
391
392 /* Second, update the CORE voltage. */
393 if (tps65910_voltage_update(CORE, TPS65910_OP_REG_SEL_1_1_3))
394 return;
52f7d844
SK
395
396 /* Set CORE Frequencies to OPP100 */
397 do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
9721027a
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398 }
399
400 /* Set MPU Frequency to what we detected now that voltages are set */
52f7d844 401 do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100);
9721027a
TR
402}
403
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LV
404const struct dpll_params *get_dpll_ddr_params(void)
405{
770e68c0 406 if (board_is_evm_sk())
94d77fb6 407 return &dpll_ddr_evm_sk;
d8ff4fdb 408 else if (board_is_bone_lt() || board_is_icev2())
94d77fb6 409 return &dpll_ddr_bone_black;
770e68c0 410 else if (board_is_evm_15_or_later())
94d77fb6
LV
411 return &dpll_ddr_evm_sk;
412 else
413 return &dpll_ddr;
414}
415
0660481a 416void set_uart_mux_conf(void)
e363426e 417{
1286b7f6 418#if CONFIG_CONS_INDEX == 1
e363426e 419 enable_uart0_pin_mux();
1286b7f6 420#elif CONFIG_CONS_INDEX == 2
6422b70b 421 enable_uart1_pin_mux();
1286b7f6 422#elif CONFIG_CONS_INDEX == 3
6422b70b 423 enable_uart2_pin_mux();
1286b7f6 424#elif CONFIG_CONS_INDEX == 4
6422b70b 425 enable_uart3_pin_mux();
1286b7f6 426#elif CONFIG_CONS_INDEX == 5
6422b70b 427 enable_uart4_pin_mux();
1286b7f6 428#elif CONFIG_CONS_INDEX == 6
6422b70b 429 enable_uart5_pin_mux();
1286b7f6 430#endif
0660481a 431}
e363426e 432
0660481a
HS
433void set_mux_conf_regs(void)
434{
770e68c0 435 enable_board_pin_mux();
0660481a 436}
e363426e 437
965de8b9
LV
438const struct ctrl_ioregs ioregs_evmsk = {
439 .cm0ioctl = MT41J128MJT125_IOCTRL_VALUE,
440 .cm1ioctl = MT41J128MJT125_IOCTRL_VALUE,
441 .cm2ioctl = MT41J128MJT125_IOCTRL_VALUE,
442 .dt0ioctl = MT41J128MJT125_IOCTRL_VALUE,
443 .dt1ioctl = MT41J128MJT125_IOCTRL_VALUE,
444};
445
446const struct ctrl_ioregs ioregs_bonelt = {
447 .cm0ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
448 .cm1ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
449 .cm2ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
450 .dt0ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
451 .dt1ioctl = MT41K256M16HA125E_IOCTRL_VALUE,
452};
453
454const struct ctrl_ioregs ioregs_evm15 = {
455 .cm0ioctl = MT41J512M8RH125_IOCTRL_VALUE,
456 .cm1ioctl = MT41J512M8RH125_IOCTRL_VALUE,
457 .cm2ioctl = MT41J512M8RH125_IOCTRL_VALUE,
458 .dt0ioctl = MT41J512M8RH125_IOCTRL_VALUE,
459 .dt1ioctl = MT41J512M8RH125_IOCTRL_VALUE,
460};
461
462const struct ctrl_ioregs ioregs = {
463 .cm0ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
464 .cm1ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
465 .cm2ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
466 .dt0ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
467 .dt1ioctl = MT47H128M16RT25E_IOCTRL_VALUE,
468};
469
0660481a
HS
470void sdram_init(void)
471{
770e68c0 472 if (board_is_evm_sk()) {
e363426e
PK
473 /*
474 * EVM SK 1.2A and later use gpio0_7 to enable DDR3.
475 * This is safe enough to do on older revs.
476 */
477 gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
478 gpio_direction_output(GPIO_DDR_VTT_EN, 1);
479 }
480
d8ff4fdb
LV
481 if (board_is_icev2()) {
482 gpio_request(ICE_GPIO_DDR_VTT_EN, "ddr_vtt_en");
483 gpio_direction_output(ICE_GPIO_DDR_VTT_EN, 1);
484 }
485
770e68c0 486 if (board_is_evm_sk())
965de8b9 487 config_ddr(303, &ioregs_evmsk, &ddr3_data,
3ba65f97 488 &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
770e68c0 489 else if (board_is_bone_lt())
965de8b9 490 config_ddr(400, &ioregs_bonelt,
c7ba18ad
TR
491 &ddr3_beagleblack_data,
492 &ddr3_beagleblack_cmd_ctrl_data,
493 &ddr3_beagleblack_emif_reg_data, 0);
770e68c0 494 else if (board_is_evm_15_or_later())
965de8b9 495 config_ddr(303, &ioregs_evm15, &ddr3_evm_data,
3ba65f97 496 &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data, 0);
d8ff4fdb
LV
497 else if (board_is_icev2())
498 config_ddr(400, &ioregs_evmsk, &ddr3_icev2_data,
499 &ddr3_icev2_cmd_ctrl_data, &ddr3_icev2_emif_reg_data,
500 0);
8c17cbdf
JS
501 else if (board_is_gp_evm())
502 config_ddr(266, &ioregs, &ddr2_data,
503 &ddr2_cmd_ctrl_data, &ddr2_evm_emif_reg_data, 0);
c00f69db 504 else
965de8b9 505 config_ddr(266, &ioregs, &ddr2_data,
3ba65f97 506 &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0);
e363426e 507}
0660481a 508#endif
e363426e 509
e607ec99 510#if !defined(CONFIG_SPL_BUILD) || \
97f3a178 511 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
e607ec99 512static void request_and_set_gpio(int gpio, char *name, int val)
97f3a178
LV
513{
514 int ret;
515
516 ret = gpio_request(gpio, name);
517 if (ret < 0) {
518 printf("%s: Unable to request %s\n", __func__, name);
519 return;
520 }
521
522 ret = gpio_direction_output(gpio, 0);
523 if (ret < 0) {
524 printf("%s: Unable to set %s as output\n", __func__, name);
525 goto err_free_gpio;
526 }
527
e607ec99 528 gpio_set_value(gpio, val);
97f3a178
LV
529
530 return;
531
532err_free_gpio:
533 gpio_free(gpio);
534}
535
e607ec99
RQ
536#define REQUEST_AND_SET_GPIO(N) request_and_set_gpio(N, #N, 1);
537#define REQUEST_AND_CLR_GPIO(N) request_and_set_gpio(N, #N, 0);
97f3a178
LV
538
539/**
540 * RMII mode on ICEv2 board needs 50MHz clock. Given the clock
541 * synthesizer With a capacitor of 18pF, and 25MHz input clock cycle
542 * PLL1 gives an output of 100MHz. So, configuring the div2/3 as 2 to
543 * give 50MHz output for Eth0 and 1.
544 */
545static struct clk_synth cdce913_data = {
546 .id = 0x81,
547 .capacitor = 0x90,
548 .mux = 0x6d,
549 .pdiv2 = 0x2,
550 .pdiv3 = 0x2,
551};
552#endif
553
e363426e
PK
554/*
555 * Basic board specific setup. Pinmux has been handled already.
556 */
557int board_init(void)
558{
6843918e
TR
559#if defined(CONFIG_HW_WATCHDOG)
560 hw_watchdog_init();
561#endif
562
73feefdc 563 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
2c17e6d1 564#if defined(CONFIG_NOR) || defined(CONFIG_NAND)
98b5c269 565 gpmc_init();
cd8845d7 566#endif
97f3a178 567
e607ec99
RQ
568#if !defined(CONFIG_SPL_BUILD) || \
569 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
97f3a178 570 if (board_is_icev2()) {
e607ec99
RQ
571 int rv;
572 u32 reg;
573
97f3a178 574 REQUEST_AND_SET_GPIO(GPIO_PR1_MII_CTRL);
e607ec99
RQ
575 /* Make J19 status available on GPIO1_26 */
576 REQUEST_AND_CLR_GPIO(GPIO_MUX_MII_CTRL);
577
97f3a178 578 REQUEST_AND_SET_GPIO(GPIO_FET_SWITCH_CTRL);
e607ec99
RQ
579 /*
580 * Both ports can be set as RMII-CPSW or MII-PRU-ETH using
581 * jumpers near the port. Read the jumper value and set
582 * the pinmux, external mux and PHY clock accordingly.
583 * As jumper line is overridden by PHY RX_DV pin immediately
584 * after bootstrap (power-up/reset), we need to sample
585 * it during PHY reset using GPIO rising edge detection.
586 */
97f3a178 587 REQUEST_AND_SET_GPIO(GPIO_PHY_RESET);
e607ec99
RQ
588 /* Enable rising edge IRQ on GPIO0_11 and GPIO 1_26 */
589 reg = readl(GPIO0_RISINGDETECT) | BIT(11);
590 writel(reg, GPIO0_RISINGDETECT);
591 reg = readl(GPIO1_RISINGDETECT) | BIT(26);
592 writel(reg, GPIO1_RISINGDETECT);
593 /* Reset PHYs to capture the Jumper setting */
594 gpio_set_value(GPIO_PHY_RESET, 0);
595 udelay(2); /* PHY datasheet states 1uS min. */
596 gpio_set_value(GPIO_PHY_RESET, 1);
597
598 reg = readl(GPIO0_IRQSTATUSRAW) & BIT(11);
599 if (reg) {
600 writel(reg, GPIO0_IRQSTATUS1); /* clear irq */
601 /* RMII mode */
602 printf("ETH0, CPSW\n");
603 } else {
604 /* MII mode */
605 printf("ETH0, PRU\n");
606 cdce913_data.pdiv3 = 4; /* 25MHz PHY clk */
607 }
608
609 reg = readl(GPIO1_IRQSTATUSRAW) & BIT(26);
610 if (reg) {
611 writel(reg, GPIO1_IRQSTATUS1); /* clear irq */
612 /* RMII mode */
613 printf("ETH1, CPSW\n");
614 gpio_set_value(GPIO_MUX_MII_CTRL, 1);
615 } else {
616 /* MII mode */
617 printf("ETH1, PRU\n");
618 cdce913_data.pdiv2 = 4; /* 25MHz PHY clk */
619 }
620
621 /* disable rising edge IRQs */
622 reg = readl(GPIO0_RISINGDETECT) & ~BIT(11);
623 writel(reg, GPIO0_RISINGDETECT);
624 reg = readl(GPIO1_RISINGDETECT) & ~BIT(26);
625 writel(reg, GPIO1_RISINGDETECT);
97f3a178
LV
626
627 rv = setup_clock_synthesizer(&cdce913_data);
628 if (rv) {
629 printf("Clock synthesizer setup failed %d\n", rv);
630 return rv;
631 }
e607ec99
RQ
632
633 /* reset PHYs */
634 gpio_set_value(GPIO_PHY_RESET, 0);
635 udelay(2); /* PHY datasheet states 1uS min. */
636 gpio_set_value(GPIO_PHY_RESET, 1);
97f3a178
LV
637 }
638#endif
639
e363426e
PK
640 return 0;
641}
642
044fc14b
TR
643#ifdef CONFIG_BOARD_LATE_INIT
644int board_late_init(void)
645{
f411b5cc
RQ
646#if !defined(CONFIG_SPL_BUILD)
647 uint8_t mac_addr[6];
648 uint32_t mac_hi, mac_lo;
649#endif
650
044fc14b 651#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
770e68c0 652 char *name = NULL;
ace4275e 653
4015949f 654 if (board_is_bone_lt()) {
655 /* BeagleBoard.org BeagleBone Black Wireless: */
656 if (!strncmp(board_ti_get_rev(), "BWA", 3)) {
657 name = "BBBW";
658 }
659 }
660
770e68c0
NM
661 if (board_is_bbg1())
662 name = "BBG1";
663 set_board_info_env(name);
5d4d436c
LV
664
665 /*
666 * Default FIT boot on HS devices. Non FIT images are not allowed
667 * on HS devices.
668 */
669 if (get_device_type() == HS_DEVICE)
670 setenv("boot_fit", "1");
044fc14b
TR
671#endif
672
f411b5cc
RQ
673#if !defined(CONFIG_SPL_BUILD)
674 /* try reading mac address from efuse */
675 mac_lo = readl(&cdev->macid0l);
676 mac_hi = readl(&cdev->macid0h);
677 mac_addr[0] = mac_hi & 0xFF;
678 mac_addr[1] = (mac_hi & 0xFF00) >> 8;
679 mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
680 mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
681 mac_addr[4] = mac_lo & 0xFF;
682 mac_addr[5] = (mac_lo & 0xFF00) >> 8;
683
684 if (!getenv("ethaddr")) {
685 printf("<ethaddr> not set. Validating first E-fuse MAC\n");
686
687 if (is_valid_ethaddr(mac_addr))
688 eth_setenv_enetaddr("ethaddr", mac_addr);
689 }
690
691 mac_lo = readl(&cdev->macid1l);
692 mac_hi = readl(&cdev->macid1h);
693 mac_addr[0] = mac_hi & 0xFF;
694 mac_addr[1] = (mac_hi & 0xFF00) >> 8;
695 mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
696 mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
697 mac_addr[4] = mac_lo & 0xFF;
698 mac_addr[5] = (mac_lo & 0xFF00) >> 8;
699
700 if (!getenv("eth1addr")) {
701 if (is_valid_ethaddr(mac_addr))
702 eth_setenv_enetaddr("eth1addr", mac_addr);
703 }
704#endif
705
044fc14b
TR
706 return 0;
707}
708#endif
709
bd83e3df
M
710#ifndef CONFIG_DM_ETH
711
c0e66793
IY
712#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
713 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
e363426e
PK
714static void cpsw_control(int enabled)
715{
716 /* VTP can be added here */
717
718 return;
719}
720
721static struct cpsw_slave_data cpsw_slaves[] = {
722 {
723 .slave_reg_ofs = 0x208,
724 .sliver_reg_ofs = 0xd80,
9c653aad 725 .phy_addr = 0,
e363426e
PK
726 },
727 {
728 .slave_reg_ofs = 0x308,
729 .sliver_reg_ofs = 0xdc0,
9c653aad 730 .phy_addr = 1,
e363426e
PK
731 },
732};
733
734static struct cpsw_platform_data cpsw_data = {
81df2bab
MP
735 .mdio_base = CPSW_MDIO_BASE,
736 .cpsw_base = CPSW_BASE,
e363426e
PK
737 .mdio_div = 0xff,
738 .channels = 8,
739 .cpdma_reg_ofs = 0x800,
740 .slaves = 1,
741 .slave_data = cpsw_slaves,
742 .ale_reg_ofs = 0xd00,
743 .ale_entries = 1024,
744 .host_port_reg_ofs = 0x108,
745 .hw_stats_reg_ofs = 0x900,
2bf36ac6 746 .bd_ram_ofs = 0x2000,
e363426e
PK
747 .mac_control = (1 << 5),
748 .control = cpsw_control,
749 .host_port_num = 0,
750 .version = CPSW_CTRL_VERSION_2,
751};
d2aa1154 752#endif
e363426e 753
97f3a178
LV
754#if ((defined(CONFIG_SPL_ETH_SUPPORT) || defined(CONFIG_SPL_USBETH_SUPPORT)) &&\
755 defined(CONFIG_SPL_BUILD)) || \
756 ((defined(CONFIG_DRIVER_TI_CPSW) || \
757 defined(CONFIG_USB_ETHER) && defined(CONFIG_MUSB_GADGET)) && \
758 !defined(CONFIG_SPL_BUILD))
759
68996b84
TR
760/*
761 * This function will:
762 * Read the eFuse for MAC addresses, and set ethaddr/eth1addr/usbnet_devaddr
763 * in the environment
764 * Perform fixups to the PHY present on certain boards. We only need this
765 * function in:
766 * - SPL with either CPSW or USB ethernet support
767 * - Full U-Boot, with either CPSW or USB ethernet
768 * Build in only these cases to avoid warnings about unused variables
769 * when we build an SPL that has neither option but full U-Boot will.
770 */
e363426e
PK
771int board_eth_init(bd_t *bis)
772{
d2aa1154 773 int rv, n = 0;
f411b5cc
RQ
774#if defined(CONFIG_USB_ETHER) && \
775 (!defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_USBETH_SUPPORT))
e363426e
PK
776 uint8_t mac_addr[6];
777 uint32_t mac_hi, mac_lo;
778
f411b5cc
RQ
779 /*
780 * use efuse mac address for USB ethernet as we know that
781 * both CPSW and USB ethernet will never be active at the same time
782 */
c0e66793
IY
783 mac_lo = readl(&cdev->macid0l);
784 mac_hi = readl(&cdev->macid0h);
785 mac_addr[0] = mac_hi & 0xFF;
786 mac_addr[1] = (mac_hi & 0xFF00) >> 8;
787 mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
788 mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
789 mac_addr[4] = mac_lo & 0xFF;
790 mac_addr[5] = (mac_lo & 0xFF00) >> 8;
f411b5cc
RQ
791#endif
792
c0e66793
IY
793
794#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
795 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
e363426e 796
a662e0c3 797#ifdef CONFIG_DRIVER_TI_CPSW
770e68c0
NM
798 if (board_is_bone() || board_is_bone_lt() ||
799 board_is_idk()) {
e363426e
PK
800 writel(MII_MODE_ENABLE, &cdev->miisel);
801 cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
802 PHY_INTERFACE_MODE_MII;
97f3a178
LV
803 } else if (board_is_icev2()) {
804 writel(RMII_MODE_ENABLE | RMII_CHIPCKL_ENABLE, &cdev->miisel);
805 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RMII;
806 cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_RMII;
807 cpsw_slaves[0].phy_addr = 1;
808 cpsw_slaves[1].phy_addr = 3;
e363426e 809 } else {
dafd4db3 810 writel((RGMII_MODE_ENABLE | RGMII_INT_DELAY), &cdev->miisel);
e363426e
PK
811 cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
812 PHY_INTERFACE_MODE_RGMII;
813 }
814
d2aa1154
IY
815 rv = cpsw_register(&cpsw_data);
816 if (rv < 0)
817 printf("Error %d registering CPSW switch\n", rv);
818 else
819 n += rv;
a662e0c3 820#endif
1634e969
TR
821
822 /*
823 *
824 * CPSW RGMII Internal Delay Mode is not supported in all PVT
825 * operating points. So we must set the TX clock delay feature
826 * in the AR8051 PHY. Since we only support a single ethernet
827 * device in U-Boot, we only do this for the first instance.
828 */
829#define AR8051_PHY_DEBUG_ADDR_REG 0x1d
830#define AR8051_PHY_DEBUG_DATA_REG 0x1e
831#define AR8051_DEBUG_RGMII_CLK_DLY_REG 0x5
832#define AR8051_RGMII_TX_CLK_DLY 0x100
833
770e68c0 834 if (board_is_evm_sk() || board_is_gp_evm()) {
1634e969
TR
835 const char *devname;
836 devname = miiphy_get_current_dev();
837
838 miiphy_write(devname, 0x0, AR8051_PHY_DEBUG_ADDR_REG,
839 AR8051_DEBUG_RGMII_CLK_DLY_REG);
840 miiphy_write(devname, 0x0, AR8051_PHY_DEBUG_DATA_REG,
841 AR8051_RGMII_TX_CLK_DLY);
842 }
d2aa1154 843#endif
c0e66793
IY
844#if defined(CONFIG_USB_ETHER) && \
845 (!defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_USBETH_SUPPORT))
0adb5b76 846 if (is_valid_ethaddr(mac_addr))
c0e66793
IY
847 eth_setenv_enetaddr("usbnet_devaddr", mac_addr);
848
d2aa1154
IY
849 rv = usb_eth_initialize(bis);
850 if (rv < 0)
851 printf("Error %d registering USB_ETHER\n", rv);
852 else
853 n += rv;
854#endif
855 return n;
e363426e
PK
856}
857#endif
bd83e3df
M
858
859#endif /* CONFIG_DM_ETH */
505ea6e8
LV
860
861#ifdef CONFIG_SPL_LOAD_FIT
862int board_fit_config_name_match(const char *name)
863{
864 if (board_is_gp_evm() && !strcmp(name, "am335x-evm"))
865 return 0;
866 else if (board_is_bone() && !strcmp(name, "am335x-bone"))
867 return 0;
868 else if (board_is_bone_lt() && !strcmp(name, "am335x-boneblack"))
869 return 0;
3819ea70
LV
870 else if (board_is_evm_sk() && !strcmp(name, "am335x-evmsk"))
871 return 0;
da9d9599
LV
872 else if (board_is_bbg1() && !strcmp(name, "am335x-bonegreen"))
873 return 0;
73ec6960
LV
874 else if (board_is_icev2() && !strcmp(name, "am335x-icev2"))
875 return 0;
505ea6e8
LV
876 else
877 return -1;
878}
879#endif
b0a4eea1
AD
880
881#ifdef CONFIG_TI_SECURE_DEVICE
882void board_fit_image_post_process(void **p_image, size_t *p_size)
883{
884 secure_boot_verify_image(p_image, p_size);
885}
886#endif