xref: /rk3399_rockchip-uboot/board/ti/am335x/board.c (revision 2b79fba6915dd89af1e13e0da07dcd8c2b962aef)
1e363426eSPeter Korsgaard /*
2e363426eSPeter Korsgaard  * board.c
3e363426eSPeter Korsgaard  *
4e363426eSPeter Korsgaard  * Board functions for TI AM335X based boards
5e363426eSPeter Korsgaard  *
6e363426eSPeter Korsgaard  * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
7e363426eSPeter Korsgaard  *
81a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
9e363426eSPeter Korsgaard  */
10e363426eSPeter Korsgaard 
11e363426eSPeter Korsgaard #include <common.h>
12e363426eSPeter Korsgaard #include <errno.h>
13e363426eSPeter Korsgaard #include <spl.h>
143d16389cSLokesh Vutla #include <serial.h>
15e363426eSPeter Korsgaard #include <asm/arch/cpu.h>
16e363426eSPeter Korsgaard #include <asm/arch/hardware.h>
17e363426eSPeter Korsgaard #include <asm/arch/omap.h>
18e363426eSPeter Korsgaard #include <asm/arch/ddr_defs.h>
19e363426eSPeter Korsgaard #include <asm/arch/clock.h>
2097f3a178SLokesh Vutla #include <asm/arch/clk_synthesizer.h>
21e363426eSPeter Korsgaard #include <asm/arch/gpio.h>
22e363426eSPeter Korsgaard #include <asm/arch/mmc_host_def.h>
23e363426eSPeter Korsgaard #include <asm/arch/sys_proto.h>
24cd8845d7SSteve Kipisz #include <asm/arch/mem.h>
25e363426eSPeter Korsgaard #include <asm/io.h>
26e363426eSPeter Korsgaard #include <asm/emif.h>
27e363426eSPeter Korsgaard #include <asm/gpio.h>
28b0a4eea1SAndrew F. Davis #include <asm/omap_sec_common.h>
29e363426eSPeter Korsgaard #include <i2c.h>
30e363426eSPeter Korsgaard #include <miiphy.h>
31e363426eSPeter Korsgaard #include <cpsw.h>
329721027aSTom Rini #include <power/tps65217.h>
339721027aSTom Rini #include <power/tps65910.h>
346843918eSTom Rini #include <environment.h>
356843918eSTom Rini #include <watchdog.h>
36ba9a6708STom Rini #include <environment.h>
37770e68c0SNishanth Menon #include "../common/board_detect.h"
38e363426eSPeter Korsgaard #include "board.h"
39e363426eSPeter Korsgaard 
40e363426eSPeter Korsgaard DECLARE_GLOBAL_DATA_PTR;
41e363426eSPeter Korsgaard 
42e363426eSPeter Korsgaard /* GPIO that controls power to DDR on EVM-SK */
4397f3a178SLokesh Vutla #define GPIO_TO_PIN(bank, gpio)		(32 * (bank) + (gpio))
4497f3a178SLokesh Vutla #define GPIO_DDR_VTT_EN		GPIO_TO_PIN(0, 7)
4597f3a178SLokesh Vutla #define ICE_GPIO_DDR_VTT_EN	GPIO_TO_PIN(0, 18)
4697f3a178SLokesh Vutla #define GPIO_PR1_MII_CTRL	GPIO_TO_PIN(3, 4)
4797f3a178SLokesh Vutla #define GPIO_MUX_MII_CTRL	GPIO_TO_PIN(3, 10)
4897f3a178SLokesh Vutla #define GPIO_FET_SWITCH_CTRL	GPIO_TO_PIN(0, 7)
4997f3a178SLokesh Vutla #define GPIO_PHY_RESET		GPIO_TO_PIN(2, 5)
50e607ec99SRoger Quadros #define GPIO_ETH0_MODE		GPIO_TO_PIN(0, 11)
51e607ec99SRoger Quadros #define GPIO_ETH1_MODE		GPIO_TO_PIN(1, 26)
52e363426eSPeter Korsgaard 
53e363426eSPeter Korsgaard static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
54e363426eSPeter Korsgaard 
55e607ec99SRoger Quadros #define GPIO0_RISINGDETECT	(AM33XX_GPIO0_BASE + OMAP_GPIO_RISINGDETECT)
56e607ec99SRoger Quadros #define GPIO1_RISINGDETECT	(AM33XX_GPIO1_BASE + OMAP_GPIO_RISINGDETECT)
57e607ec99SRoger Quadros 
58e607ec99SRoger Quadros #define GPIO0_IRQSTATUS1	(AM33XX_GPIO0_BASE + OMAP_GPIO_IRQSTATUS1)
59e607ec99SRoger Quadros #define GPIO1_IRQSTATUS1	(AM33XX_GPIO1_BASE + OMAP_GPIO_IRQSTATUS1)
60e607ec99SRoger Quadros 
61e607ec99SRoger Quadros #define GPIO0_IRQSTATUSRAW	(AM33XX_GPIO0_BASE + 0x024)
62e607ec99SRoger Quadros #define GPIO1_IRQSTATUSRAW	(AM33XX_GPIO1_BASE + 0x024)
63e607ec99SRoger Quadros 
64e363426eSPeter Korsgaard /*
65e363426eSPeter Korsgaard  * Read header information from EEPROM into global structure.
66e363426eSPeter Korsgaard  */
67140d76a9SLokesh Vutla #ifdef CONFIG_TI_I2C_BOARD_DETECT
68140d76a9SLokesh Vutla void do_board_detect(void)
69e363426eSPeter Korsgaard {
70140d76a9SLokesh Vutla 	enable_i2c0_pin_mux();
71140d76a9SLokesh Vutla 	i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
72140d76a9SLokesh Vutla 
73140d76a9SLokesh Vutla 	if (ti_i2c_eeprom_am_get(-1, CONFIG_SYS_I2C_EEPROM_ADDR))
74140d76a9SLokesh Vutla 		printf("ti_i2c_eeprom_init failed\n");
75e363426eSPeter Korsgaard }
76140d76a9SLokesh Vutla #endif
77e363426eSPeter Korsgaard 
783d16389cSLokesh Vutla #ifndef CONFIG_DM_SERIAL
793d16389cSLokesh Vutla struct serial_device *default_serial_console(void)
803d16389cSLokesh Vutla {
813d16389cSLokesh Vutla 	if (board_is_icev2())
823d16389cSLokesh Vutla 		return &eserial4_device;
833d16389cSLokesh Vutla 	else
843d16389cSLokesh Vutla 		return &eserial1_device;
853d16389cSLokesh Vutla }
863d16389cSLokesh Vutla #endif
873d16389cSLokesh Vutla 
88d0e6d34dSTom Rini #ifndef CONFIG_SKIP_LOWLEVEL_INIT
89c00f69dbSPeter Korsgaard static const struct ddr_data ddr2_data = {
90c4f80f50STom Rini 	.datardsratio0 = MT47H128M16RT25E_RD_DQS,
91c4f80f50STom Rini 	.datafwsratio0 = MT47H128M16RT25E_PHY_FIFO_WE,
92c4f80f50STom Rini 	.datawrsratio0 = MT47H128M16RT25E_PHY_WR_DATA,
93c00f69dbSPeter Korsgaard };
94c00f69dbSPeter Korsgaard 
95c00f69dbSPeter Korsgaard static const struct cmd_control ddr2_cmd_ctrl_data = {
96c7d35befSPeter Korsgaard 	.cmd0csratio = MT47H128M16RT25E_RATIO,
97c00f69dbSPeter Korsgaard 
98c7d35befSPeter Korsgaard 	.cmd1csratio = MT47H128M16RT25E_RATIO,
99c00f69dbSPeter Korsgaard 
100c7d35befSPeter Korsgaard 	.cmd2csratio = MT47H128M16RT25E_RATIO,
101c00f69dbSPeter Korsgaard };
102c00f69dbSPeter Korsgaard 
103c00f69dbSPeter Korsgaard static const struct emif_regs ddr2_emif_reg_data = {
104c7d35befSPeter Korsgaard 	.sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
105c7d35befSPeter Korsgaard 	.ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
106c7d35befSPeter Korsgaard 	.sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
107c7d35befSPeter Korsgaard 	.sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
108c7d35befSPeter Korsgaard 	.sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
109c7d35befSPeter Korsgaard 	.emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
110c00f69dbSPeter Korsgaard };
111c00f69dbSPeter Korsgaard 
1128c17cbdfSJyri Sarha static const struct emif_regs ddr2_evm_emif_reg_data = {
1138c17cbdfSJyri Sarha 	.sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
1148c17cbdfSJyri Sarha 	.ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
1158c17cbdfSJyri Sarha 	.sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
1168c17cbdfSJyri Sarha 	.sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
1178c17cbdfSJyri Sarha 	.sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
1188c17cbdfSJyri Sarha 	.ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
1198c17cbdfSJyri Sarha 	.emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
1208c17cbdfSJyri Sarha };
1218c17cbdfSJyri Sarha 
122c00f69dbSPeter Korsgaard static const struct ddr_data ddr3_data = {
123c7d35befSPeter Korsgaard 	.datardsratio0 = MT41J128MJT125_RD_DQS,
124c7d35befSPeter Korsgaard 	.datawdsratio0 = MT41J128MJT125_WR_DQS,
125c7d35befSPeter Korsgaard 	.datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE,
126c7d35befSPeter Korsgaard 	.datawrsratio0 = MT41J128MJT125_PHY_WR_DATA,
127c00f69dbSPeter Korsgaard };
128c00f69dbSPeter Korsgaard 
129c7ba18adSTom Rini static const struct ddr_data ddr3_beagleblack_data = {
130c7ba18adSTom Rini 	.datardsratio0 = MT41K256M16HA125E_RD_DQS,
131c7ba18adSTom Rini 	.datawdsratio0 = MT41K256M16HA125E_WR_DQS,
132c7ba18adSTom Rini 	.datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE,
133c7ba18adSTom Rini 	.datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA,
134c7ba18adSTom Rini };
135c7ba18adSTom Rini 
13613526f71SJeff Lance static const struct ddr_data ddr3_evm_data = {
13713526f71SJeff Lance 	.datardsratio0 = MT41J512M8RH125_RD_DQS,
13813526f71SJeff Lance 	.datawdsratio0 = MT41J512M8RH125_WR_DQS,
13913526f71SJeff Lance 	.datafwsratio0 = MT41J512M8RH125_PHY_FIFO_WE,
14013526f71SJeff Lance 	.datawrsratio0 = MT41J512M8RH125_PHY_WR_DATA,
14113526f71SJeff Lance };
14213526f71SJeff Lance 
143d8ff4fdbSLokesh Vutla static const struct ddr_data ddr3_icev2_data = {
144d8ff4fdbSLokesh Vutla 	.datardsratio0 = MT41J128MJT125_RD_DQS_400MHz,
145d8ff4fdbSLokesh Vutla 	.datawdsratio0 = MT41J128MJT125_WR_DQS_400MHz,
146d8ff4fdbSLokesh Vutla 	.datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE_400MHz,
147d8ff4fdbSLokesh Vutla 	.datawrsratio0 = MT41J128MJT125_PHY_WR_DATA_400MHz,
148d8ff4fdbSLokesh Vutla };
149d8ff4fdbSLokesh Vutla 
150c00f69dbSPeter Korsgaard static const struct cmd_control ddr3_cmd_ctrl_data = {
151c7d35befSPeter Korsgaard 	.cmd0csratio = MT41J128MJT125_RATIO,
152c7d35befSPeter Korsgaard 	.cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT,
153c00f69dbSPeter Korsgaard 
154c7d35befSPeter Korsgaard 	.cmd1csratio = MT41J128MJT125_RATIO,
155c7d35befSPeter Korsgaard 	.cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT,
156c00f69dbSPeter Korsgaard 
157c7d35befSPeter Korsgaard 	.cmd2csratio = MT41J128MJT125_RATIO,
158c7d35befSPeter Korsgaard 	.cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT,
159c00f69dbSPeter Korsgaard };
160c00f69dbSPeter Korsgaard 
161c7ba18adSTom Rini static const struct cmd_control ddr3_beagleblack_cmd_ctrl_data = {
162c7ba18adSTom Rini 	.cmd0csratio = MT41K256M16HA125E_RATIO,
163c7ba18adSTom Rini 	.cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
164c7ba18adSTom Rini 
165c7ba18adSTom Rini 	.cmd1csratio = MT41K256M16HA125E_RATIO,
166c7ba18adSTom Rini 	.cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
167c7ba18adSTom Rini 
168c7ba18adSTom Rini 	.cmd2csratio = MT41K256M16HA125E_RATIO,
169c7ba18adSTom Rini 	.cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
170c7ba18adSTom Rini };
171c7ba18adSTom Rini 
17213526f71SJeff Lance static const struct cmd_control ddr3_evm_cmd_ctrl_data = {
17313526f71SJeff Lance 	.cmd0csratio = MT41J512M8RH125_RATIO,
17413526f71SJeff Lance 	.cmd0iclkout = MT41J512M8RH125_INVERT_CLKOUT,
17513526f71SJeff Lance 
17613526f71SJeff Lance 	.cmd1csratio = MT41J512M8RH125_RATIO,
17713526f71SJeff Lance 	.cmd1iclkout = MT41J512M8RH125_INVERT_CLKOUT,
17813526f71SJeff Lance 
17913526f71SJeff Lance 	.cmd2csratio = MT41J512M8RH125_RATIO,
18013526f71SJeff Lance 	.cmd2iclkout = MT41J512M8RH125_INVERT_CLKOUT,
18113526f71SJeff Lance };
18213526f71SJeff Lance 
183d8ff4fdbSLokesh Vutla static const struct cmd_control ddr3_icev2_cmd_ctrl_data = {
184d8ff4fdbSLokesh Vutla 	.cmd0csratio = MT41J128MJT125_RATIO_400MHz,
185d8ff4fdbSLokesh Vutla 	.cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
186d8ff4fdbSLokesh Vutla 
187d8ff4fdbSLokesh Vutla 	.cmd1csratio = MT41J128MJT125_RATIO_400MHz,
188d8ff4fdbSLokesh Vutla 	.cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
189d8ff4fdbSLokesh Vutla 
190d8ff4fdbSLokesh Vutla 	.cmd2csratio = MT41J128MJT125_RATIO_400MHz,
191d8ff4fdbSLokesh Vutla 	.cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
192d8ff4fdbSLokesh Vutla };
193d8ff4fdbSLokesh Vutla 
194c00f69dbSPeter Korsgaard static struct emif_regs ddr3_emif_reg_data = {
195c7d35befSPeter Korsgaard 	.sdram_config = MT41J128MJT125_EMIF_SDCFG,
196c7d35befSPeter Korsgaard 	.ref_ctrl = MT41J128MJT125_EMIF_SDREF,
197c7d35befSPeter Korsgaard 	.sdram_tim1 = MT41J128MJT125_EMIF_TIM1,
198c7d35befSPeter Korsgaard 	.sdram_tim2 = MT41J128MJT125_EMIF_TIM2,
199c7d35befSPeter Korsgaard 	.sdram_tim3 = MT41J128MJT125_EMIF_TIM3,
200c7d35befSPeter Korsgaard 	.zq_config = MT41J128MJT125_ZQ_CFG,
20159dcf970SVaibhav Hiremath 	.emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY |
20259dcf970SVaibhav Hiremath 				PHY_EN_DYN_PWRDN,
203c00f69dbSPeter Korsgaard };
20413526f71SJeff Lance 
205c7ba18adSTom Rini static struct emif_regs ddr3_beagleblack_emif_reg_data = {
206c7ba18adSTom Rini 	.sdram_config = MT41K256M16HA125E_EMIF_SDCFG,
207c7ba18adSTom Rini 	.ref_ctrl = MT41K256M16HA125E_EMIF_SDREF,
208c7ba18adSTom Rini 	.sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1,
209c7ba18adSTom Rini 	.sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2,
210c7ba18adSTom Rini 	.sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3,
2118c17cbdfSJyri Sarha 	.ocp_config = EMIF_OCP_CONFIG_BEAGLEBONE_BLACK,
212c7ba18adSTom Rini 	.zq_config = MT41K256M16HA125E_ZQ_CFG,
213c7ba18adSTom Rini 	.emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY,
214c7ba18adSTom Rini };
215c7ba18adSTom Rini 
21613526f71SJeff Lance static struct emif_regs ddr3_evm_emif_reg_data = {
21713526f71SJeff Lance 	.sdram_config = MT41J512M8RH125_EMIF_SDCFG,
21813526f71SJeff Lance 	.ref_ctrl = MT41J512M8RH125_EMIF_SDREF,
21913526f71SJeff Lance 	.sdram_tim1 = MT41J512M8RH125_EMIF_TIM1,
22013526f71SJeff Lance 	.sdram_tim2 = MT41J512M8RH125_EMIF_TIM2,
22113526f71SJeff Lance 	.sdram_tim3 = MT41J512M8RH125_EMIF_TIM3,
2228c17cbdfSJyri Sarha 	.ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
22313526f71SJeff Lance 	.zq_config = MT41J512M8RH125_ZQ_CFG,
22459dcf970SVaibhav Hiremath 	.emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY |
22559dcf970SVaibhav Hiremath 				PHY_EN_DYN_PWRDN,
22613526f71SJeff Lance };
22712d7a474SPeter Korsgaard 
228d8ff4fdbSLokesh Vutla static struct emif_regs ddr3_icev2_emif_reg_data = {
229d8ff4fdbSLokesh Vutla 	.sdram_config = MT41J128MJT125_EMIF_SDCFG_400MHz,
230d8ff4fdbSLokesh Vutla 	.ref_ctrl = MT41J128MJT125_EMIF_SDREF_400MHz,
231d8ff4fdbSLokesh Vutla 	.sdram_tim1 = MT41J128MJT125_EMIF_TIM1_400MHz,
232d8ff4fdbSLokesh Vutla 	.sdram_tim2 = MT41J128MJT125_EMIF_TIM2_400MHz,
233d8ff4fdbSLokesh Vutla 	.sdram_tim3 = MT41J128MJT125_EMIF_TIM3_400MHz,
234d8ff4fdbSLokesh Vutla 	.zq_config = MT41J128MJT125_ZQ_CFG_400MHz,
235d8ff4fdbSLokesh Vutla 	.emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY_400MHz |
236d8ff4fdbSLokesh Vutla 				PHY_EN_DYN_PWRDN,
237d8ff4fdbSLokesh Vutla };
238d8ff4fdbSLokesh Vutla 
23912d7a474SPeter Korsgaard #ifdef CONFIG_SPL_OS_BOOT
24012d7a474SPeter Korsgaard int spl_start_uboot(void)
24112d7a474SPeter Korsgaard {
24212d7a474SPeter Korsgaard 	/* break into full u-boot on 'c' */
243ba9a6708STom Rini 	if (serial_tstc() && serial_getc() == 'c')
244ba9a6708STom Rini 		return 1;
245ba9a6708STom Rini 
246ba9a6708STom Rini #ifdef CONFIG_SPL_ENV_SUPPORT
247ba9a6708STom Rini 	env_init();
248ba9a6708STom Rini 	env_relocate_spec();
249ba9a6708STom Rini 	if (getenv_yesno("boot_os") != 1)
250ba9a6708STom Rini 		return 1;
251ba9a6708STom Rini #endif
252ba9a6708STom Rini 
253ba9a6708STom Rini 	return 0;
25412d7a474SPeter Korsgaard }
25512d7a474SPeter Korsgaard #endif
25612d7a474SPeter Korsgaard 
25794d77fb6SLokesh Vutla #define OSC	(V_OSCK/1000000)
25894d77fb6SLokesh Vutla const struct dpll_params dpll_ddr = {
25994d77fb6SLokesh Vutla 		266, OSC-1, 1, -1, -1, -1, -1};
26094d77fb6SLokesh Vutla const struct dpll_params dpll_ddr_evm_sk = {
26194d77fb6SLokesh Vutla 		303, OSC-1, 1, -1, -1, -1, -1};
26294d77fb6SLokesh Vutla const struct dpll_params dpll_ddr_bone_black = {
26394d77fb6SLokesh Vutla 		400, OSC-1, 1, -1, -1, -1, -1};
26494d77fb6SLokesh Vutla 
2659721027aSTom Rini void am33xx_spl_board_init(void)
2669721027aSTom Rini {
2679721027aSTom Rini 	int mpu_vdd;
2689721027aSTom Rini 
2699721027aSTom Rini 	/* Get the frequency */
27052f7d844SSteve Kipisz 	dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev);
2719721027aSTom Rini 
272770e68c0SNishanth Menon 	if (board_is_bone() || board_is_bone_lt()) {
2739721027aSTom Rini 		/* BeagleBone PMIC Code */
2749721027aSTom Rini 		int usb_cur_lim;
2759721027aSTom Rini 
2769721027aSTom Rini 		/*
2779721027aSTom Rini 		 * Only perform PMIC configurations if board rev > A1
2789721027aSTom Rini 		 * on Beaglebone White
2799721027aSTom Rini 		 */
280770e68c0SNishanth Menon 		if (board_is_bone() && !strncmp(board_ti_get_rev(), "00A1", 4))
2819721027aSTom Rini 			return;
2829721027aSTom Rini 
2839721027aSTom Rini 		if (i2c_probe(TPS65217_CHIP_PM))
2849721027aSTom Rini 			return;
2859721027aSTom Rini 
2869721027aSTom Rini 		/*
2879721027aSTom Rini 		 * On Beaglebone White we need to ensure we have AC power
2889721027aSTom Rini 		 * before increasing the frequency.
2899721027aSTom Rini 		 */
290770e68c0SNishanth Menon 		if (board_is_bone()) {
2919721027aSTom Rini 			uchar pmic_status_reg;
2929721027aSTom Rini 			if (tps65217_reg_read(TPS65217_STATUS,
2939721027aSTom Rini 					      &pmic_status_reg))
2949721027aSTom Rini 				return;
2959721027aSTom Rini 			if (!(pmic_status_reg & TPS65217_PWR_SRC_AC_BITMASK)) {
2969721027aSTom Rini 				puts("No AC power, disabling frequency switch\n");
2979721027aSTom Rini 				return;
2989721027aSTom Rini 			}
2999721027aSTom Rini 		}
3009721027aSTom Rini 
3019721027aSTom Rini 		/*
3029721027aSTom Rini 		 * Override what we have detected since we know if we have
3039721027aSTom Rini 		 * a Beaglebone Black it supports 1GHz.
3049721027aSTom Rini 		 */
305770e68c0SNishanth Menon 		if (board_is_bone_lt())
30652f7d844SSteve Kipisz 			dpll_mpu_opp100.m = MPUPLL_M_1000;
3079721027aSTom Rini 
3089721027aSTom Rini 		/*
3099721027aSTom Rini 		 * Increase USB current limit to 1300mA or 1800mA and set
3109721027aSTom Rini 		 * the MPU voltage controller as needed.
3119721027aSTom Rini 		 */
31252f7d844SSteve Kipisz 		if (dpll_mpu_opp100.m == MPUPLL_M_1000) {
3139721027aSTom Rini 			usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
3149721027aSTom Rini 			mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
3159721027aSTom Rini 		} else {
3169721027aSTom Rini 			usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
3179721027aSTom Rini 			mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
3189721027aSTom Rini 		}
3199721027aSTom Rini 
3209721027aSTom Rini 		if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
3219721027aSTom Rini 				       TPS65217_POWER_PATH,
3229721027aSTom Rini 				       usb_cur_lim,
3239721027aSTom Rini 				       TPS65217_USB_INPUT_CUR_LIMIT_MASK))
3249721027aSTom Rini 			puts("tps65217_reg_write failure\n");
3259721027aSTom Rini 
32652f7d844SSteve Kipisz 		/* Set DCDC3 (CORE) voltage to 1.125V */
32752f7d844SSteve Kipisz 		if (tps65217_voltage_update(TPS65217_DEFDCDC3,
32852f7d844SSteve Kipisz 					    TPS65217_DCDC_VOLT_SEL_1125MV)) {
32952f7d844SSteve Kipisz 			puts("tps65217_voltage_update failure\n");
33052f7d844SSteve Kipisz 			return;
33152f7d844SSteve Kipisz 		}
33252f7d844SSteve Kipisz 
33352f7d844SSteve Kipisz 		/* Set CORE Frequencies to OPP100 */
33452f7d844SSteve Kipisz 		do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
3359721027aSTom Rini 
3369721027aSTom Rini 		/* Set DCDC2 (MPU) voltage */
3379721027aSTom Rini 		if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
3389721027aSTom Rini 			puts("tps65217_voltage_update failure\n");
3399721027aSTom Rini 			return;
3409721027aSTom Rini 		}
3419721027aSTom Rini 
3429721027aSTom Rini 		/*
3439721027aSTom Rini 		 * Set LDO3, LDO4 output voltage to 3.3V for Beaglebone.
3449721027aSTom Rini 		 * Set LDO3 to 1.8V and LDO4 to 3.3V for Beaglebone Black.
3459721027aSTom Rini 		 */
346770e68c0SNishanth Menon 		if (board_is_bone()) {
3479721027aSTom Rini 			if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
3489721027aSTom Rini 					       TPS65217_DEFLS1,
3499721027aSTom Rini 					       TPS65217_LDO_VOLTAGE_OUT_3_3,
3509721027aSTom Rini 					       TPS65217_LDO_MASK))
3519721027aSTom Rini 				puts("tps65217_reg_write failure\n");
3529721027aSTom Rini 		} else {
3539721027aSTom Rini 			if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
3549721027aSTom Rini 					       TPS65217_DEFLS1,
3559721027aSTom Rini 					       TPS65217_LDO_VOLTAGE_OUT_1_8,
3569721027aSTom Rini 					       TPS65217_LDO_MASK))
3579721027aSTom Rini 				puts("tps65217_reg_write failure\n");
3589721027aSTom Rini 		}
3599721027aSTom Rini 
3609721027aSTom Rini 		if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
3619721027aSTom Rini 				       TPS65217_DEFLS2,
3629721027aSTom Rini 				       TPS65217_LDO_VOLTAGE_OUT_3_3,
3639721027aSTom Rini 				       TPS65217_LDO_MASK))
3649721027aSTom Rini 			puts("tps65217_reg_write failure\n");
3659721027aSTom Rini 	} else {
3669721027aSTom Rini 		int sil_rev;
3679721027aSTom Rini 
3689721027aSTom Rini 		/*
3699721027aSTom Rini 		 * The GP EVM, IDK and EVM SK use a TPS65910 PMIC.  For all
3709721027aSTom Rini 		 * MPU frequencies we support we use a CORE voltage of
3719721027aSTom Rini 		 * 1.1375V.  For MPU voltage we need to switch based on
3729721027aSTom Rini 		 * the frequency we are running at.
3739721027aSTom Rini 		 */
3749721027aSTom Rini 		if (i2c_probe(TPS65910_CTRL_I2C_ADDR))
3759721027aSTom Rini 			return;
3769721027aSTom Rini 
3779721027aSTom Rini 		/*
3789721027aSTom Rini 		 * Depending on MPU clock and PG we will need a different
3799721027aSTom Rini 		 * VDD to drive at that speed.
3809721027aSTom Rini 		 */
3819721027aSTom Rini 		sil_rev = readl(&cdev->deviceid) >> 28;
38252f7d844SSteve Kipisz 		mpu_vdd = am335x_get_tps65910_mpu_vdd(sil_rev,
38352f7d844SSteve Kipisz 						      dpll_mpu_opp100.m);
3849721027aSTom Rini 
3859721027aSTom Rini 		/* Tell the TPS65910 to use i2c */
3869721027aSTom Rini 		tps65910_set_i2c_control();
3879721027aSTom Rini 
3889721027aSTom Rini 		/* First update MPU voltage. */
3899721027aSTom Rini 		if (tps65910_voltage_update(MPU, mpu_vdd))
3909721027aSTom Rini 			return;
3919721027aSTom Rini 
3929721027aSTom Rini 		/* Second, update the CORE voltage. */
3939721027aSTom Rini 		if (tps65910_voltage_update(CORE, TPS65910_OP_REG_SEL_1_1_3))
3949721027aSTom Rini 			return;
39552f7d844SSteve Kipisz 
39652f7d844SSteve Kipisz 		/* Set CORE Frequencies to OPP100 */
39752f7d844SSteve Kipisz 		do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
3989721027aSTom Rini 	}
3999721027aSTom Rini 
4009721027aSTom Rini 	/* Set MPU Frequency to what we detected now that voltages are set */
40152f7d844SSteve Kipisz 	do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100);
4029721027aSTom Rini }
4039721027aSTom Rini 
40494d77fb6SLokesh Vutla const struct dpll_params *get_dpll_ddr_params(void)
40594d77fb6SLokesh Vutla {
406770e68c0SNishanth Menon 	if (board_is_evm_sk())
40794d77fb6SLokesh Vutla 		return &dpll_ddr_evm_sk;
408d8ff4fdbSLokesh Vutla 	else if (board_is_bone_lt() || board_is_icev2())
40994d77fb6SLokesh Vutla 		return &dpll_ddr_bone_black;
410770e68c0SNishanth Menon 	else if (board_is_evm_15_or_later())
41194d77fb6SLokesh Vutla 		return &dpll_ddr_evm_sk;
41294d77fb6SLokesh Vutla 	else
41394d77fb6SLokesh Vutla 		return &dpll_ddr;
41494d77fb6SLokesh Vutla }
41594d77fb6SLokesh Vutla 
4160660481aSHeiko Schocher void set_uart_mux_conf(void)
417e363426eSPeter Korsgaard {
4181286b7f6STom Rini #if CONFIG_CONS_INDEX == 1
419e363426eSPeter Korsgaard 	enable_uart0_pin_mux();
4201286b7f6STom Rini #elif CONFIG_CONS_INDEX == 2
4216422b70bSAndrew Bradford 	enable_uart1_pin_mux();
4221286b7f6STom Rini #elif CONFIG_CONS_INDEX == 3
4236422b70bSAndrew Bradford 	enable_uart2_pin_mux();
4241286b7f6STom Rini #elif CONFIG_CONS_INDEX == 4
4256422b70bSAndrew Bradford 	enable_uart3_pin_mux();
4261286b7f6STom Rini #elif CONFIG_CONS_INDEX == 5
4276422b70bSAndrew Bradford 	enable_uart4_pin_mux();
4281286b7f6STom Rini #elif CONFIG_CONS_INDEX == 6
4296422b70bSAndrew Bradford 	enable_uart5_pin_mux();
4301286b7f6STom Rini #endif
4310660481aSHeiko Schocher }
432e363426eSPeter Korsgaard 
4330660481aSHeiko Schocher void set_mux_conf_regs(void)
4340660481aSHeiko Schocher {
435770e68c0SNishanth Menon 	enable_board_pin_mux();
4360660481aSHeiko Schocher }
4370660481aSHeiko Schocher 
438965de8b9SLokesh Vutla const struct ctrl_ioregs ioregs_evmsk = {
439965de8b9SLokesh Vutla 	.cm0ioctl		= MT41J128MJT125_IOCTRL_VALUE,
440965de8b9SLokesh Vutla 	.cm1ioctl		= MT41J128MJT125_IOCTRL_VALUE,
441965de8b9SLokesh Vutla 	.cm2ioctl		= MT41J128MJT125_IOCTRL_VALUE,
442965de8b9SLokesh Vutla 	.dt0ioctl		= MT41J128MJT125_IOCTRL_VALUE,
443965de8b9SLokesh Vutla 	.dt1ioctl		= MT41J128MJT125_IOCTRL_VALUE,
444965de8b9SLokesh Vutla };
445965de8b9SLokesh Vutla 
446965de8b9SLokesh Vutla const struct ctrl_ioregs ioregs_bonelt = {
447965de8b9SLokesh Vutla 	.cm0ioctl		= MT41K256M16HA125E_IOCTRL_VALUE,
448965de8b9SLokesh Vutla 	.cm1ioctl		= MT41K256M16HA125E_IOCTRL_VALUE,
449965de8b9SLokesh Vutla 	.cm2ioctl		= MT41K256M16HA125E_IOCTRL_VALUE,
450965de8b9SLokesh Vutla 	.dt0ioctl		= MT41K256M16HA125E_IOCTRL_VALUE,
451965de8b9SLokesh Vutla 	.dt1ioctl		= MT41K256M16HA125E_IOCTRL_VALUE,
452965de8b9SLokesh Vutla };
453965de8b9SLokesh Vutla 
454965de8b9SLokesh Vutla const struct ctrl_ioregs ioregs_evm15 = {
455965de8b9SLokesh Vutla 	.cm0ioctl		= MT41J512M8RH125_IOCTRL_VALUE,
456965de8b9SLokesh Vutla 	.cm1ioctl		= MT41J512M8RH125_IOCTRL_VALUE,
457965de8b9SLokesh Vutla 	.cm2ioctl		= MT41J512M8RH125_IOCTRL_VALUE,
458965de8b9SLokesh Vutla 	.dt0ioctl		= MT41J512M8RH125_IOCTRL_VALUE,
459965de8b9SLokesh Vutla 	.dt1ioctl		= MT41J512M8RH125_IOCTRL_VALUE,
460965de8b9SLokesh Vutla };
461965de8b9SLokesh Vutla 
462965de8b9SLokesh Vutla const struct ctrl_ioregs ioregs = {
463965de8b9SLokesh Vutla 	.cm0ioctl		= MT47H128M16RT25E_IOCTRL_VALUE,
464965de8b9SLokesh Vutla 	.cm1ioctl		= MT47H128M16RT25E_IOCTRL_VALUE,
465965de8b9SLokesh Vutla 	.cm2ioctl		= MT47H128M16RT25E_IOCTRL_VALUE,
466965de8b9SLokesh Vutla 	.dt0ioctl		= MT47H128M16RT25E_IOCTRL_VALUE,
467965de8b9SLokesh Vutla 	.dt1ioctl		= MT47H128M16RT25E_IOCTRL_VALUE,
468965de8b9SLokesh Vutla };
469965de8b9SLokesh Vutla 
4700660481aSHeiko Schocher void sdram_init(void)
4710660481aSHeiko Schocher {
472770e68c0SNishanth Menon 	if (board_is_evm_sk()) {
473e363426eSPeter Korsgaard 		/*
474e363426eSPeter Korsgaard 		 * EVM SK 1.2A and later use gpio0_7 to enable DDR3.
475e363426eSPeter Korsgaard 		 * This is safe enough to do on older revs.
476e363426eSPeter Korsgaard 		 */
477e363426eSPeter Korsgaard 		gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
478e363426eSPeter Korsgaard 		gpio_direction_output(GPIO_DDR_VTT_EN, 1);
479e363426eSPeter Korsgaard 	}
480e363426eSPeter Korsgaard 
481d8ff4fdbSLokesh Vutla 	if (board_is_icev2()) {
482d8ff4fdbSLokesh Vutla 		gpio_request(ICE_GPIO_DDR_VTT_EN, "ddr_vtt_en");
483d8ff4fdbSLokesh Vutla 		gpio_direction_output(ICE_GPIO_DDR_VTT_EN, 1);
484d8ff4fdbSLokesh Vutla 	}
485d8ff4fdbSLokesh Vutla 
486770e68c0SNishanth Menon 	if (board_is_evm_sk())
487965de8b9SLokesh Vutla 		config_ddr(303, &ioregs_evmsk, &ddr3_data,
4883ba65f97SMatt Porter 			   &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
489770e68c0SNishanth Menon 	else if (board_is_bone_lt())
490965de8b9SLokesh Vutla 		config_ddr(400, &ioregs_bonelt,
491c7ba18adSTom Rini 			   &ddr3_beagleblack_data,
492c7ba18adSTom Rini 			   &ddr3_beagleblack_cmd_ctrl_data,
493c7ba18adSTom Rini 			   &ddr3_beagleblack_emif_reg_data, 0);
494770e68c0SNishanth Menon 	else if (board_is_evm_15_or_later())
495965de8b9SLokesh Vutla 		config_ddr(303, &ioregs_evm15, &ddr3_evm_data,
4963ba65f97SMatt Porter 			   &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data, 0);
497d8ff4fdbSLokesh Vutla 	else if (board_is_icev2())
498d8ff4fdbSLokesh Vutla 		config_ddr(400, &ioregs_evmsk, &ddr3_icev2_data,
499d8ff4fdbSLokesh Vutla 			   &ddr3_icev2_cmd_ctrl_data, &ddr3_icev2_emif_reg_data,
500d8ff4fdbSLokesh Vutla 			   0);
5018c17cbdfSJyri Sarha 	else if (board_is_gp_evm())
5028c17cbdfSJyri Sarha 		config_ddr(266, &ioregs, &ddr2_data,
5038c17cbdfSJyri Sarha 			   &ddr2_cmd_ctrl_data, &ddr2_evm_emif_reg_data, 0);
504c00f69dbSPeter Korsgaard 	else
505965de8b9SLokesh Vutla 		config_ddr(266, &ioregs, &ddr2_data,
5063ba65f97SMatt Porter 			   &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0);
507e363426eSPeter Korsgaard }
5080660481aSHeiko Schocher #endif
509e363426eSPeter Korsgaard 
510e607ec99SRoger Quadros #if !defined(CONFIG_SPL_BUILD) || \
51197f3a178SLokesh Vutla 	(defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
512e607ec99SRoger Quadros static void request_and_set_gpio(int gpio, char *name, int val)
51397f3a178SLokesh Vutla {
51497f3a178SLokesh Vutla 	int ret;
51597f3a178SLokesh Vutla 
51697f3a178SLokesh Vutla 	ret = gpio_request(gpio, name);
51797f3a178SLokesh Vutla 	if (ret < 0) {
51897f3a178SLokesh Vutla 		printf("%s: Unable to request %s\n", __func__, name);
51997f3a178SLokesh Vutla 		return;
52097f3a178SLokesh Vutla 	}
52197f3a178SLokesh Vutla 
52297f3a178SLokesh Vutla 	ret = gpio_direction_output(gpio, 0);
52397f3a178SLokesh Vutla 	if (ret < 0) {
52497f3a178SLokesh Vutla 		printf("%s: Unable to set %s  as output\n", __func__, name);
52597f3a178SLokesh Vutla 		goto err_free_gpio;
52697f3a178SLokesh Vutla 	}
52797f3a178SLokesh Vutla 
528e607ec99SRoger Quadros 	gpio_set_value(gpio, val);
52997f3a178SLokesh Vutla 
53097f3a178SLokesh Vutla 	return;
53197f3a178SLokesh Vutla 
53297f3a178SLokesh Vutla err_free_gpio:
53397f3a178SLokesh Vutla 	gpio_free(gpio);
53497f3a178SLokesh Vutla }
53597f3a178SLokesh Vutla 
536e607ec99SRoger Quadros #define REQUEST_AND_SET_GPIO(N)	request_and_set_gpio(N, #N, 1);
537e607ec99SRoger Quadros #define REQUEST_AND_CLR_GPIO(N)	request_and_set_gpio(N, #N, 0);
53897f3a178SLokesh Vutla 
53997f3a178SLokesh Vutla /**
54097f3a178SLokesh Vutla  * RMII mode on ICEv2 board needs 50MHz clock. Given the clock
54197f3a178SLokesh Vutla  * synthesizer With a capacitor of 18pF, and 25MHz input clock cycle
54297f3a178SLokesh Vutla  * PLL1 gives an output of 100MHz. So, configuring the div2/3 as 2 to
54397f3a178SLokesh Vutla  * give 50MHz output for Eth0 and 1.
54497f3a178SLokesh Vutla  */
54597f3a178SLokesh Vutla static struct clk_synth cdce913_data = {
54697f3a178SLokesh Vutla 	.id = 0x81,
54797f3a178SLokesh Vutla 	.capacitor = 0x90,
54897f3a178SLokesh Vutla 	.mux = 0x6d,
54997f3a178SLokesh Vutla 	.pdiv2 = 0x2,
55097f3a178SLokesh Vutla 	.pdiv3 = 0x2,
55197f3a178SLokesh Vutla };
55297f3a178SLokesh Vutla #endif
55397f3a178SLokesh Vutla 
554e363426eSPeter Korsgaard /*
555e363426eSPeter Korsgaard  * Basic board specific setup.  Pinmux has been handled already.
556e363426eSPeter Korsgaard  */
557e363426eSPeter Korsgaard int board_init(void)
558e363426eSPeter Korsgaard {
5596843918eSTom Rini #if defined(CONFIG_HW_WATCHDOG)
5606843918eSTom Rini 	hw_watchdog_init();
5616843918eSTom Rini #endif
5626843918eSTom Rini 
56373feefdcSTom Rini 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
5642c17e6d1Spekon gupta #if defined(CONFIG_NOR) || defined(CONFIG_NAND)
56598b5c269SIlya Yanok 	gpmc_init();
566cd8845d7SSteve Kipisz #endif
56797f3a178SLokesh Vutla 
568e607ec99SRoger Quadros #if !defined(CONFIG_SPL_BUILD) || \
569e607ec99SRoger Quadros 	(defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
57097f3a178SLokesh Vutla 	if (board_is_icev2()) {
571e607ec99SRoger Quadros 		int rv;
572e607ec99SRoger Quadros 		u32 reg;
573e607ec99SRoger Quadros 
57497f3a178SLokesh Vutla 		REQUEST_AND_SET_GPIO(GPIO_PR1_MII_CTRL);
575e607ec99SRoger Quadros 		/* Make J19 status available on GPIO1_26 */
576e607ec99SRoger Quadros 		REQUEST_AND_CLR_GPIO(GPIO_MUX_MII_CTRL);
577e607ec99SRoger Quadros 
57897f3a178SLokesh Vutla 		REQUEST_AND_SET_GPIO(GPIO_FET_SWITCH_CTRL);
579e607ec99SRoger Quadros 		/*
580e607ec99SRoger Quadros 		 * Both ports can be set as RMII-CPSW or MII-PRU-ETH using
581e607ec99SRoger Quadros 		 * jumpers near the port. Read the jumper value and set
582e607ec99SRoger Quadros 		 * the pinmux, external mux and PHY clock accordingly.
583e607ec99SRoger Quadros 		 * As jumper line is overridden by PHY RX_DV pin immediately
584e607ec99SRoger Quadros 		 * after bootstrap (power-up/reset), we need to sample
585e607ec99SRoger Quadros 		 * it during PHY reset using GPIO rising edge detection.
586e607ec99SRoger Quadros 		 */
58797f3a178SLokesh Vutla 		REQUEST_AND_SET_GPIO(GPIO_PHY_RESET);
588e607ec99SRoger Quadros 		/* Enable rising edge IRQ on GPIO0_11 and GPIO 1_26 */
589e607ec99SRoger Quadros 		reg = readl(GPIO0_RISINGDETECT) | BIT(11);
590e607ec99SRoger Quadros 		writel(reg, GPIO0_RISINGDETECT);
591e607ec99SRoger Quadros 		reg = readl(GPIO1_RISINGDETECT) | BIT(26);
592e607ec99SRoger Quadros 		writel(reg, GPIO1_RISINGDETECT);
593e607ec99SRoger Quadros 		/* Reset PHYs to capture the Jumper setting */
594e607ec99SRoger Quadros 		gpio_set_value(GPIO_PHY_RESET, 0);
595e607ec99SRoger Quadros 		udelay(2);	/* PHY datasheet states 1uS min. */
596e607ec99SRoger Quadros 		gpio_set_value(GPIO_PHY_RESET, 1);
597e607ec99SRoger Quadros 
598e607ec99SRoger Quadros 		reg = readl(GPIO0_IRQSTATUSRAW) & BIT(11);
599e607ec99SRoger Quadros 		if (reg) {
600e607ec99SRoger Quadros 			writel(reg, GPIO0_IRQSTATUS1); /* clear irq */
601e607ec99SRoger Quadros 			/* RMII mode */
602e607ec99SRoger Quadros 			printf("ETH0, CPSW\n");
603e607ec99SRoger Quadros 		} else {
604e607ec99SRoger Quadros 			/* MII mode */
605e607ec99SRoger Quadros 			printf("ETH0, PRU\n");
606e607ec99SRoger Quadros 			cdce913_data.pdiv3 = 4;	/* 25MHz PHY clk */
607e607ec99SRoger Quadros 		}
608e607ec99SRoger Quadros 
609e607ec99SRoger Quadros 		reg = readl(GPIO1_IRQSTATUSRAW) & BIT(26);
610e607ec99SRoger Quadros 		if (reg) {
611e607ec99SRoger Quadros 			writel(reg, GPIO1_IRQSTATUS1); /* clear irq */
612e607ec99SRoger Quadros 			/* RMII mode */
613e607ec99SRoger Quadros 			printf("ETH1, CPSW\n");
614e607ec99SRoger Quadros 			gpio_set_value(GPIO_MUX_MII_CTRL, 1);
615e607ec99SRoger Quadros 		} else {
616e607ec99SRoger Quadros 			/* MII mode */
617e607ec99SRoger Quadros 			printf("ETH1, PRU\n");
618e607ec99SRoger Quadros 			cdce913_data.pdiv2 = 4;	/* 25MHz PHY clk */
619e607ec99SRoger Quadros 		}
620e607ec99SRoger Quadros 
621e607ec99SRoger Quadros 		/* disable rising edge IRQs */
622e607ec99SRoger Quadros 		reg = readl(GPIO0_RISINGDETECT) & ~BIT(11);
623e607ec99SRoger Quadros 		writel(reg, GPIO0_RISINGDETECT);
624e607ec99SRoger Quadros 		reg = readl(GPIO1_RISINGDETECT) & ~BIT(26);
625e607ec99SRoger Quadros 		writel(reg, GPIO1_RISINGDETECT);
62697f3a178SLokesh Vutla 
62797f3a178SLokesh Vutla 		rv = setup_clock_synthesizer(&cdce913_data);
62897f3a178SLokesh Vutla 		if (rv) {
62997f3a178SLokesh Vutla 			printf("Clock synthesizer setup failed %d\n", rv);
63097f3a178SLokesh Vutla 			return rv;
63197f3a178SLokesh Vutla 		}
632e607ec99SRoger Quadros 
633e607ec99SRoger Quadros 		/* reset PHYs */
634e607ec99SRoger Quadros 		gpio_set_value(GPIO_PHY_RESET, 0);
635e607ec99SRoger Quadros 		udelay(2);	/* PHY datasheet states 1uS min. */
636e607ec99SRoger Quadros 		gpio_set_value(GPIO_PHY_RESET, 1);
63797f3a178SLokesh Vutla 	}
63897f3a178SLokesh Vutla #endif
63997f3a178SLokesh Vutla 
640e363426eSPeter Korsgaard 	return 0;
641e363426eSPeter Korsgaard }
642e363426eSPeter Korsgaard 
643044fc14bSTom Rini #ifdef CONFIG_BOARD_LATE_INIT
644044fc14bSTom Rini int board_late_init(void)
645044fc14bSTom Rini {
646f411b5ccSRoger Quadros #if !defined(CONFIG_SPL_BUILD)
647f411b5ccSRoger Quadros 	uint8_t mac_addr[6];
648f411b5ccSRoger Quadros 	uint32_t mac_hi, mac_lo;
649f411b5ccSRoger Quadros #endif
650f411b5ccSRoger Quadros 
651044fc14bSTom Rini #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
652770e68c0SNishanth Menon 	char *name = NULL;
653ace4275eSTom Rini 
6544015949fSrobertcnelson@gmail.com 	if (board_is_bone_lt()) {
6554015949fSrobertcnelson@gmail.com 		/* BeagleBoard.org BeagleBone Black Wireless: */
6564015949fSrobertcnelson@gmail.com 		if (!strncmp(board_ti_get_rev(), "BWA", 3)) {
6574015949fSrobertcnelson@gmail.com 			name = "BBBW";
6584015949fSrobertcnelson@gmail.com 		}
659*2b79fba6Srobertcnelson@gmail.com 		/* SeeedStudio BeagleBone Green Wireless */
660*2b79fba6Srobertcnelson@gmail.com 		if (!strncmp(board_ti_get_rev(), "GW1", 3)) {
661*2b79fba6Srobertcnelson@gmail.com 			name = "BBGW";
662*2b79fba6Srobertcnelson@gmail.com 		}
6634015949fSrobertcnelson@gmail.com 	}
6644015949fSrobertcnelson@gmail.com 
665770e68c0SNishanth Menon 	if (board_is_bbg1())
666770e68c0SNishanth Menon 		name = "BBG1";
667770e68c0SNishanth Menon 	set_board_info_env(name);
6685d4d436cSLokesh Vutla 
6695d4d436cSLokesh Vutla 	/*
6705d4d436cSLokesh Vutla 	 * Default FIT boot on HS devices. Non FIT images are not allowed
6715d4d436cSLokesh Vutla 	 * on HS devices.
6725d4d436cSLokesh Vutla 	 */
6735d4d436cSLokesh Vutla 	if (get_device_type() == HS_DEVICE)
6745d4d436cSLokesh Vutla 		setenv("boot_fit", "1");
675044fc14bSTom Rini #endif
676044fc14bSTom Rini 
677f411b5ccSRoger Quadros #if !defined(CONFIG_SPL_BUILD)
678f411b5ccSRoger Quadros 	/* try reading mac address from efuse */
679f411b5ccSRoger Quadros 	mac_lo = readl(&cdev->macid0l);
680f411b5ccSRoger Quadros 	mac_hi = readl(&cdev->macid0h);
681f411b5ccSRoger Quadros 	mac_addr[0] = mac_hi & 0xFF;
682f411b5ccSRoger Quadros 	mac_addr[1] = (mac_hi & 0xFF00) >> 8;
683f411b5ccSRoger Quadros 	mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
684f411b5ccSRoger Quadros 	mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
685f411b5ccSRoger Quadros 	mac_addr[4] = mac_lo & 0xFF;
686f411b5ccSRoger Quadros 	mac_addr[5] = (mac_lo & 0xFF00) >> 8;
687f411b5ccSRoger Quadros 
688f411b5ccSRoger Quadros 	if (!getenv("ethaddr")) {
689f411b5ccSRoger Quadros 		printf("<ethaddr> not set. Validating first E-fuse MAC\n");
690f411b5ccSRoger Quadros 
691f411b5ccSRoger Quadros 		if (is_valid_ethaddr(mac_addr))
692f411b5ccSRoger Quadros 			eth_setenv_enetaddr("ethaddr", mac_addr);
693f411b5ccSRoger Quadros 	}
694f411b5ccSRoger Quadros 
695f411b5ccSRoger Quadros 	mac_lo = readl(&cdev->macid1l);
696f411b5ccSRoger Quadros 	mac_hi = readl(&cdev->macid1h);
697f411b5ccSRoger Quadros 	mac_addr[0] = mac_hi & 0xFF;
698f411b5ccSRoger Quadros 	mac_addr[1] = (mac_hi & 0xFF00) >> 8;
699f411b5ccSRoger Quadros 	mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
700f411b5ccSRoger Quadros 	mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
701f411b5ccSRoger Quadros 	mac_addr[4] = mac_lo & 0xFF;
702f411b5ccSRoger Quadros 	mac_addr[5] = (mac_lo & 0xFF00) >> 8;
703f411b5ccSRoger Quadros 
704f411b5ccSRoger Quadros 	if (!getenv("eth1addr")) {
705f411b5ccSRoger Quadros 		if (is_valid_ethaddr(mac_addr))
706f411b5ccSRoger Quadros 			eth_setenv_enetaddr("eth1addr", mac_addr);
707f411b5ccSRoger Quadros 	}
708f411b5ccSRoger Quadros #endif
709f411b5ccSRoger Quadros 
710044fc14bSTom Rini 	return 0;
711044fc14bSTom Rini }
712044fc14bSTom Rini #endif
713044fc14bSTom Rini 
714bd83e3dfSMugunthan V N #ifndef CONFIG_DM_ETH
715bd83e3dfSMugunthan V N 
716c0e66793SIlya Yanok #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
717c0e66793SIlya Yanok 	(defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
718e363426eSPeter Korsgaard static void cpsw_control(int enabled)
719e363426eSPeter Korsgaard {
720e363426eSPeter Korsgaard 	/* VTP can be added here */
721e363426eSPeter Korsgaard 
722e363426eSPeter Korsgaard 	return;
723e363426eSPeter Korsgaard }
724e363426eSPeter Korsgaard 
725e363426eSPeter Korsgaard static struct cpsw_slave_data cpsw_slaves[] = {
726e363426eSPeter Korsgaard 	{
727e363426eSPeter Korsgaard 		.slave_reg_ofs	= 0x208,
728e363426eSPeter Korsgaard 		.sliver_reg_ofs	= 0xd80,
7299c653aadSMugunthan V N 		.phy_addr	= 0,
730e363426eSPeter Korsgaard 	},
731e363426eSPeter Korsgaard 	{
732e363426eSPeter Korsgaard 		.slave_reg_ofs	= 0x308,
733e363426eSPeter Korsgaard 		.sliver_reg_ofs	= 0xdc0,
7349c653aadSMugunthan V N 		.phy_addr	= 1,
735e363426eSPeter Korsgaard 	},
736e363426eSPeter Korsgaard };
737e363426eSPeter Korsgaard 
738e363426eSPeter Korsgaard static struct cpsw_platform_data cpsw_data = {
73981df2babSMatt Porter 	.mdio_base		= CPSW_MDIO_BASE,
74081df2babSMatt Porter 	.cpsw_base		= CPSW_BASE,
741e363426eSPeter Korsgaard 	.mdio_div		= 0xff,
742e363426eSPeter Korsgaard 	.channels		= 8,
743e363426eSPeter Korsgaard 	.cpdma_reg_ofs		= 0x800,
744e363426eSPeter Korsgaard 	.slaves			= 1,
745e363426eSPeter Korsgaard 	.slave_data		= cpsw_slaves,
746e363426eSPeter Korsgaard 	.ale_reg_ofs		= 0xd00,
747e363426eSPeter Korsgaard 	.ale_entries		= 1024,
748e363426eSPeter Korsgaard 	.host_port_reg_ofs	= 0x108,
749e363426eSPeter Korsgaard 	.hw_stats_reg_ofs	= 0x900,
7502bf36ac6SMugunthan V N 	.bd_ram_ofs		= 0x2000,
751e363426eSPeter Korsgaard 	.mac_control		= (1 << 5),
752e363426eSPeter Korsgaard 	.control		= cpsw_control,
753e363426eSPeter Korsgaard 	.host_port_num		= 0,
754e363426eSPeter Korsgaard 	.version		= CPSW_CTRL_VERSION_2,
755e363426eSPeter Korsgaard };
756d2aa1154SIlya Yanok #endif
757e363426eSPeter Korsgaard 
75897f3a178SLokesh Vutla #if ((defined(CONFIG_SPL_ETH_SUPPORT) || defined(CONFIG_SPL_USBETH_SUPPORT)) &&\
75997f3a178SLokesh Vutla 	defined(CONFIG_SPL_BUILD)) || \
76097f3a178SLokesh Vutla 	((defined(CONFIG_DRIVER_TI_CPSW) || \
76197f3a178SLokesh Vutla 	  defined(CONFIG_USB_ETHER) && defined(CONFIG_MUSB_GADGET)) && \
76297f3a178SLokesh Vutla 	 !defined(CONFIG_SPL_BUILD))
76397f3a178SLokesh Vutla 
76468996b84STom Rini /*
76568996b84STom Rini  * This function will:
76668996b84STom Rini  * Read the eFuse for MAC addresses, and set ethaddr/eth1addr/usbnet_devaddr
76768996b84STom Rini  * in the environment
76868996b84STom Rini  * Perform fixups to the PHY present on certain boards.  We only need this
76968996b84STom Rini  * function in:
77068996b84STom Rini  * - SPL with either CPSW or USB ethernet support
77168996b84STom Rini  * - Full U-Boot, with either CPSW or USB ethernet
77268996b84STom Rini  * Build in only these cases to avoid warnings about unused variables
77368996b84STom Rini  * when we build an SPL that has neither option but full U-Boot will.
77468996b84STom Rini  */
775e363426eSPeter Korsgaard int board_eth_init(bd_t *bis)
776e363426eSPeter Korsgaard {
777d2aa1154SIlya Yanok 	int rv, n = 0;
778f411b5ccSRoger Quadros #if defined(CONFIG_USB_ETHER) && \
779f411b5ccSRoger Quadros 	(!defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_USBETH_SUPPORT))
780e363426eSPeter Korsgaard 	uint8_t mac_addr[6];
781e363426eSPeter Korsgaard 	uint32_t mac_hi, mac_lo;
782e363426eSPeter Korsgaard 
783f411b5ccSRoger Quadros 	/*
784f411b5ccSRoger Quadros 	 * use efuse mac address for USB ethernet as we know that
785f411b5ccSRoger Quadros 	 * both CPSW and USB ethernet will never be active at the same time
786f411b5ccSRoger Quadros 	 */
787e363426eSPeter Korsgaard 	mac_lo = readl(&cdev->macid0l);
788e363426eSPeter Korsgaard 	mac_hi = readl(&cdev->macid0h);
789e363426eSPeter Korsgaard 	mac_addr[0] = mac_hi & 0xFF;
790e363426eSPeter Korsgaard 	mac_addr[1] = (mac_hi & 0xFF00) >> 8;
791e363426eSPeter Korsgaard 	mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
792e363426eSPeter Korsgaard 	mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
793e363426eSPeter Korsgaard 	mac_addr[4] = mac_lo & 0xFF;
794e363426eSPeter Korsgaard 	mac_addr[5] = (mac_lo & 0xFF00) >> 8;
795f411b5ccSRoger Quadros #endif
796f411b5ccSRoger Quadros 
797e363426eSPeter Korsgaard 
798c0e66793SIlya Yanok #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
799c0e66793SIlya Yanok 	(defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
800e363426eSPeter Korsgaard 
801a662e0c3SJoel A Fernandes #ifdef CONFIG_DRIVER_TI_CPSW
802770e68c0SNishanth Menon 	if (board_is_bone() || board_is_bone_lt() ||
803770e68c0SNishanth Menon 	    board_is_idk()) {
804e363426eSPeter Korsgaard 		writel(MII_MODE_ENABLE, &cdev->miisel);
805e363426eSPeter Korsgaard 		cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
806e363426eSPeter Korsgaard 				PHY_INTERFACE_MODE_MII;
80797f3a178SLokesh Vutla 	} else if (board_is_icev2()) {
80897f3a178SLokesh Vutla 		writel(RMII_MODE_ENABLE | RMII_CHIPCKL_ENABLE, &cdev->miisel);
80997f3a178SLokesh Vutla 		cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RMII;
81097f3a178SLokesh Vutla 		cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_RMII;
81197f3a178SLokesh Vutla 		cpsw_slaves[0].phy_addr = 1;
81297f3a178SLokesh Vutla 		cpsw_slaves[1].phy_addr = 3;
813e363426eSPeter Korsgaard 	} else {
814dafd4db3SHeiko Schocher 		writel((RGMII_MODE_ENABLE | RGMII_INT_DELAY), &cdev->miisel);
815e363426eSPeter Korsgaard 		cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
816e363426eSPeter Korsgaard 				PHY_INTERFACE_MODE_RGMII;
817e363426eSPeter Korsgaard 	}
818e363426eSPeter Korsgaard 
819d2aa1154SIlya Yanok 	rv = cpsw_register(&cpsw_data);
820d2aa1154SIlya Yanok 	if (rv < 0)
821d2aa1154SIlya Yanok 		printf("Error %d registering CPSW switch\n", rv);
822d2aa1154SIlya Yanok 	else
823d2aa1154SIlya Yanok 		n += rv;
824a662e0c3SJoel A Fernandes #endif
8251634e969STom Rini 
8261634e969STom Rini 	/*
8271634e969STom Rini 	 *
8281634e969STom Rini 	 * CPSW RGMII Internal Delay Mode is not supported in all PVT
8291634e969STom Rini 	 * operating points.  So we must set the TX clock delay feature
8301634e969STom Rini 	 * in the AR8051 PHY.  Since we only support a single ethernet
8311634e969STom Rini 	 * device in U-Boot, we only do this for the first instance.
8321634e969STom Rini 	 */
8331634e969STom Rini #define AR8051_PHY_DEBUG_ADDR_REG	0x1d
8341634e969STom Rini #define AR8051_PHY_DEBUG_DATA_REG	0x1e
8351634e969STom Rini #define AR8051_DEBUG_RGMII_CLK_DLY_REG	0x5
8361634e969STom Rini #define AR8051_RGMII_TX_CLK_DLY		0x100
8371634e969STom Rini 
838770e68c0SNishanth Menon 	if (board_is_evm_sk() || board_is_gp_evm()) {
8391634e969STom Rini 		const char *devname;
8401634e969STom Rini 		devname = miiphy_get_current_dev();
8411634e969STom Rini 
8421634e969STom Rini 		miiphy_write(devname, 0x0, AR8051_PHY_DEBUG_ADDR_REG,
8431634e969STom Rini 				AR8051_DEBUG_RGMII_CLK_DLY_REG);
8441634e969STom Rini 		miiphy_write(devname, 0x0, AR8051_PHY_DEBUG_DATA_REG,
8451634e969STom Rini 				AR8051_RGMII_TX_CLK_DLY);
8461634e969STom Rini 	}
847d2aa1154SIlya Yanok #endif
848c0e66793SIlya Yanok #if defined(CONFIG_USB_ETHER) && \
849c0e66793SIlya Yanok 	(!defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_USBETH_SUPPORT))
8500adb5b76SJoe Hershberger 	if (is_valid_ethaddr(mac_addr))
851c0e66793SIlya Yanok 		eth_setenv_enetaddr("usbnet_devaddr", mac_addr);
852c0e66793SIlya Yanok 
853d2aa1154SIlya Yanok 	rv = usb_eth_initialize(bis);
854d2aa1154SIlya Yanok 	if (rv < 0)
855d2aa1154SIlya Yanok 		printf("Error %d registering USB_ETHER\n", rv);
856d2aa1154SIlya Yanok 	else
857d2aa1154SIlya Yanok 		n += rv;
858d2aa1154SIlya Yanok #endif
859d2aa1154SIlya Yanok 	return n;
860e363426eSPeter Korsgaard }
861e363426eSPeter Korsgaard #endif
862bd83e3dfSMugunthan V N 
863bd83e3dfSMugunthan V N #endif /* CONFIG_DM_ETH */
864505ea6e8SLokesh Vutla 
865505ea6e8SLokesh Vutla #ifdef CONFIG_SPL_LOAD_FIT
866505ea6e8SLokesh Vutla int board_fit_config_name_match(const char *name)
867505ea6e8SLokesh Vutla {
868505ea6e8SLokesh Vutla 	if (board_is_gp_evm() && !strcmp(name, "am335x-evm"))
869505ea6e8SLokesh Vutla 		return 0;
870505ea6e8SLokesh Vutla 	else if (board_is_bone() && !strcmp(name, "am335x-bone"))
871505ea6e8SLokesh Vutla 		return 0;
872505ea6e8SLokesh Vutla 	else if (board_is_bone_lt() && !strcmp(name, "am335x-boneblack"))
873505ea6e8SLokesh Vutla 		return 0;
8743819ea70SLokesh Vutla 	else if (board_is_evm_sk() && !strcmp(name, "am335x-evmsk"))
8753819ea70SLokesh Vutla 		return 0;
876da9d9599SLokesh Vutla 	else if (board_is_bbg1() && !strcmp(name, "am335x-bonegreen"))
877da9d9599SLokesh Vutla 		return 0;
87873ec6960SLokesh Vutla 	else if (board_is_icev2() && !strcmp(name, "am335x-icev2"))
87973ec6960SLokesh Vutla 		return 0;
880505ea6e8SLokesh Vutla 	else
881505ea6e8SLokesh Vutla 		return -1;
882505ea6e8SLokesh Vutla }
883505ea6e8SLokesh Vutla #endif
884b0a4eea1SAndrew F. Davis 
885b0a4eea1SAndrew F. Davis #ifdef CONFIG_TI_SECURE_DEVICE
886b0a4eea1SAndrew F. Davis void board_fit_image_post_process(void **p_image, size_t *p_size)
887b0a4eea1SAndrew F. Davis {
888b0a4eea1SAndrew F. Davis 	secure_boot_verify_image(p_image, p_size);
889b0a4eea1SAndrew F. Davis }
890b0a4eea1SAndrew F. Davis #endif
891