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508a58fa S |
1 | /* |
2 | * (C) Copyright 2010 | |
3 | * Texas Instruments Incorporated, <www.ti.com> | |
4 | * Aneesh V <aneesh@ti.com> | |
5 | * Steve Sakoman <steve@sakoman.com> | |
6 | * | |
1a459660 | 7 | * SPDX-License-Identifier: GPL-2.0+ |
508a58fa S |
8 | */ |
9 | #include <common.h> | |
cb199102 | 10 | #include <palmas.h> |
508a58fa S |
11 | #include <asm/arch/sys_proto.h> |
12 | #include <asm/arch/mmc_host_def.h> | |
fdce7b63 | 13 | #include <tca642x.h> |
508a58fa S |
14 | |
15 | #include "mux_data.h" | |
16 | ||
96805532 | 17 | #if defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_XHCI_OMAP) |
5e5cfaf9 | 18 | #include <usb.h> |
1572eadf | 19 | #include <asm/gpio.h> |
5e5cfaf9 DM |
20 | #include <asm/arch/clock.h> |
21 | #include <asm/arch/ehci.h> | |
22 | #include <asm/ehci-omap.h> | |
04025b42 DM |
23 | |
24 | #define DIE_ID_REG_BASE (OMAP54XX_L4_CORE_BASE + 0x2000) | |
25 | #define DIE_ID_REG_OFFSET 0x200 | |
26 | ||
5e5cfaf9 DM |
27 | #endif |
28 | ||
508a58fa S |
29 | DECLARE_GLOBAL_DATA_PTR; |
30 | ||
31 | const struct omap_sysinfo sysinfo = { | |
5a7bd384 | 32 | "Board: OMAP5432 uEVM\n" |
508a58fa S |
33 | }; |
34 | ||
fdce7b63 DM |
35 | /** |
36 | * @brief tca642x_init - uEVM default values for the GPIO expander | |
37 | * input reg, output reg, polarity reg, configuration reg | |
38 | */ | |
39 | struct tca642x_bank_info tca642x_init[] = { | |
40 | { .input_reg = 0x00, | |
41 | .output_reg = 0x04, | |
42 | .polarity_reg = 0x00, | |
43 | .configuration_reg = 0x80 }, | |
44 | { .input_reg = 0x00, | |
45 | .output_reg = 0x00, | |
46 | .polarity_reg = 0x00, | |
47 | .configuration_reg = 0xff }, | |
48 | { .input_reg = 0x00, | |
49 | .output_reg = 0x00, | |
50 | .polarity_reg = 0x00, | |
51 | .configuration_reg = 0x40 }, | |
52 | }; | |
53 | ||
508a58fa S |
54 | /** |
55 | * @brief board_init | |
56 | * | |
57 | * @return 0 | |
58 | */ | |
59 | int board_init(void) | |
60 | { | |
61 | gpmc_init(); | |
62 | gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM; | |
63 | gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */ | |
64 | ||
fdce7b63 DM |
65 | tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init); |
66 | ||
508a58fa S |
67 | return 0; |
68 | } | |
69 | ||
70 | int board_eth_init(bd_t *bis) | |
71 | { | |
72 | return 0; | |
73 | } | |
74 | ||
96805532 DM |
75 | #if defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_XHCI_OMAP) |
76 | static void enable_host_clocks(void) | |
77 | { | |
78 | int auxclk; | |
79 | int hs_clk_ctrl_val = (OPTFCLKEN_HSIC60M_P3_CLK | | |
80 | OPTFCLKEN_HSIC480M_P3_CLK | | |
81 | OPTFCLKEN_HSIC60M_P2_CLK | | |
82 | OPTFCLKEN_HSIC480M_P2_CLK | | |
83 | OPTFCLKEN_UTMI_P3_CLK | OPTFCLKEN_UTMI_P2_CLK); | |
84 | ||
85 | /* Enable port 2 and 3 clocks*/ | |
86 | setbits_le32((*prcm)->cm_l3init_hsusbhost_clkctrl, hs_clk_ctrl_val); | |
87 | ||
88 | /* Enable port 2 and 3 usb host ports tll clocks*/ | |
89 | setbits_le32((*prcm)->cm_l3init_hsusbtll_clkctrl, | |
90 | (OPTFCLKEN_USB_CH1_CLK_ENABLE | OPTFCLKEN_USB_CH2_CLK_ENABLE)); | |
91 | #ifdef CONFIG_USB_XHCI_OMAP | |
92 | /* Enable the USB OTG Super speed clocks */ | |
93 | setbits_le32((*prcm)->cm_l3init_usb_otg_ss_clkctrl, | |
94 | (OPTFCLKEN_REFCLK960M | OTG_SS_CLKCTRL_MODULEMODE_HW)); | |
95 | #endif | |
96 | ||
97 | auxclk = readl((*prcm)->scrm_auxclk1); | |
98 | /* Request auxilary clock */ | |
99 | auxclk |= AUXCLK_ENABLE_MASK; | |
100 | writel(auxclk, (*prcm)->scrm_auxclk1); | |
101 | } | |
102 | #endif | |
103 | ||
508a58fa S |
104 | /** |
105 | * @brief misc_init_r - Configure EVM board specific configurations | |
106 | * such as power configurations, ethernet initialization as phase2 of | |
107 | * boot sequence | |
108 | * | |
109 | * @return 0 | |
110 | */ | |
111 | int misc_init_r(void) | |
112 | { | |
ea02b653 DM |
113 | int reg; |
114 | uint8_t device_mac[6]; | |
115 | ||
cb199102 | 116 | #ifdef CONFIG_PALMAS_POWER |
12733881 | 117 | palmas_init_settings(); |
508a58fa | 118 | #endif |
96805532 | 119 | |
ea02b653 DM |
120 | if (!getenv("usbethaddr")) { |
121 | reg = DIE_ID_REG_BASE + DIE_ID_REG_OFFSET; | |
122 | ||
123 | /* | |
124 | * create a fake MAC address from the processor ID code. | |
125 | * first byte is 0x02 to signify locally administered. | |
126 | */ | |
127 | device_mac[0] = 0x02; | |
128 | device_mac[1] = readl(reg + 0x10) & 0xff; | |
129 | device_mac[2] = readl(reg + 0xC) & 0xff; | |
130 | device_mac[3] = readl(reg + 0x8) & 0xff; | |
131 | device_mac[4] = readl(reg) & 0xff; | |
132 | device_mac[5] = (readl(reg) >> 8) & 0xff; | |
133 | ||
134 | eth_setenv_enetaddr("usbethaddr", device_mac); | |
135 | } | |
136 | ||
508a58fa S |
137 | return 0; |
138 | } | |
139 | ||
140 | void set_muxconf_regs_essential(void) | |
141 | { | |
9239f5b6 LV |
142 | do_set_mux((*ctrl)->control_padconf_core_base, |
143 | core_padconf_array_essential, | |
508a58fa S |
144 | sizeof(core_padconf_array_essential) / |
145 | sizeof(struct pad_conf_entry)); | |
146 | ||
9239f5b6 LV |
147 | do_set_mux((*ctrl)->control_padconf_wkup_base, |
148 | wkup_padconf_array_essential, | |
508a58fa S |
149 | sizeof(wkup_padconf_array_essential) / |
150 | sizeof(struct pad_conf_entry)); | |
151 | } | |
152 | ||
153 | void set_muxconf_regs_non_essential(void) | |
154 | { | |
9239f5b6 LV |
155 | do_set_mux((*ctrl)->control_padconf_core_base, |
156 | core_padconf_array_non_essential, | |
508a58fa S |
157 | sizeof(core_padconf_array_non_essential) / |
158 | sizeof(struct pad_conf_entry)); | |
159 | ||
9239f5b6 LV |
160 | do_set_mux((*ctrl)->control_padconf_wkup_base, |
161 | wkup_padconf_array_non_essential, | |
508a58fa S |
162 | sizeof(wkup_padconf_array_non_essential) / |
163 | sizeof(struct pad_conf_entry)); | |
164 | } | |
165 | ||
166 | #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) | |
167 | int board_mmc_init(bd_t *bis) | |
168 | { | |
e3913f56 NK |
169 | omap_mmc_init(0, 0, 0, -1, -1); |
170 | omap_mmc_init(1, 0, 0, -1, -1); | |
508a58fa S |
171 | return 0; |
172 | } | |
173 | #endif | |
5e5cfaf9 DM |
174 | |
175 | #ifdef CONFIG_USB_EHCI | |
176 | static struct omap_usbhs_board_data usbhs_bdata = { | |
177 | .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, | |
178 | .port_mode[1] = OMAP_EHCI_PORT_MODE_HSIC, | |
179 | .port_mode[2] = OMAP_EHCI_PORT_MODE_HSIC, | |
180 | }; | |
181 | ||
127efc4f TK |
182 | int ehci_hcd_init(int index, enum usb_init_type init, |
183 | struct ehci_hccr **hccr, struct ehci_hcor **hcor) | |
5e5cfaf9 DM |
184 | { |
185 | int ret; | |
5e5cfaf9 DM |
186 | |
187 | enable_host_clocks(); | |
188 | ||
16297cfb | 189 | ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); |
5e5cfaf9 DM |
190 | if (ret < 0) { |
191 | puts("Failed to initialize ehci\n"); | |
192 | return ret; | |
193 | } | |
194 | ||
195 | return 0; | |
196 | } | |
197 | ||
198 | int ehci_hcd_stop(void) | |
199 | { | |
200 | int ret; | |
201 | ||
202 | ret = omap_ehci_hcd_stop(); | |
203 | return ret; | |
204 | } | |
1572eadf DM |
205 | |
206 | void usb_hub_reset_devices(int port) | |
207 | { | |
208 | /* The LAN9730 needs to be reset after the port power has been set. */ | |
209 | if (port == 3) { | |
210 | gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 0); | |
211 | udelay(10); | |
212 | gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 1); | |
213 | } | |
214 | } | |
5e5cfaf9 | 215 | #endif |
96805532 DM |
216 | |
217 | #ifdef CONFIG_USB_XHCI_OMAP | |
218 | /** | |
219 | * @brief board_usb_init - Configure EVM board specific configurations | |
220 | * for the LDO's and clocks for the USB blocks. | |
221 | * | |
222 | * @return 0 | |
223 | */ | |
b2168211 | 224 | int board_usb_init(int index, enum board_usb_init_type init) |
96805532 DM |
225 | { |
226 | int ret; | |
227 | #ifdef CONFIG_PALMAS_USB_SS_PWR | |
228 | ret = palmas_enable_ss_ldo(); | |
229 | #endif | |
230 | ||
231 | enable_host_clocks(); | |
232 | ||
233 | return 0; | |
234 | } | |
235 | #endif |