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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> |
7ba792c0 | 11 | #include <asm/arch/omap.h> |
508a58fa S |
12 | #include <asm/arch/sys_proto.h> |
13 | #include <asm/arch/mmc_host_def.h> | |
fdce7b63 | 14 | #include <tca642x.h> |
7ba792c0 KVA |
15 | #include <usb.h> |
16 | #include <linux/usb/gadget.h> | |
17 | #include <dwc3-uboot.h> | |
18 | #include <dwc3-omap-uboot.h> | |
19 | #include <ti-usb-phy-uboot.h> | |
508a58fa S |
20 | |
21 | #include "mux_data.h" | |
22 | ||
96805532 | 23 | #if defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_XHCI_OMAP) |
e9024ef2 | 24 | #include <sata.h> |
5e5cfaf9 | 25 | #include <usb.h> |
1572eadf | 26 | #include <asm/gpio.h> |
5e5cfaf9 DM |
27 | #include <asm/arch/clock.h> |
28 | #include <asm/arch/ehci.h> | |
29 | #include <asm/ehci-omap.h> | |
afdc6321 | 30 | #include <asm/arch/sata.h> |
04025b42 DM |
31 | |
32 | #define DIE_ID_REG_BASE (OMAP54XX_L4_CORE_BASE + 0x2000) | |
33 | #define DIE_ID_REG_OFFSET 0x200 | |
34 | ||
5e5cfaf9 DM |
35 | #endif |
36 | ||
508a58fa S |
37 | DECLARE_GLOBAL_DATA_PTR; |
38 | ||
39 | const struct omap_sysinfo sysinfo = { | |
5a7bd384 | 40 | "Board: OMAP5432 uEVM\n" |
508a58fa S |
41 | }; |
42 | ||
fdce7b63 DM |
43 | /** |
44 | * @brief tca642x_init - uEVM default values for the GPIO expander | |
45 | * input reg, output reg, polarity reg, configuration reg | |
46 | */ | |
47 | struct tca642x_bank_info tca642x_init[] = { | |
48 | { .input_reg = 0x00, | |
49 | .output_reg = 0x04, | |
50 | .polarity_reg = 0x00, | |
51 | .configuration_reg = 0x80 }, | |
52 | { .input_reg = 0x00, | |
53 | .output_reg = 0x00, | |
54 | .polarity_reg = 0x00, | |
55 | .configuration_reg = 0xff }, | |
56 | { .input_reg = 0x00, | |
57 | .output_reg = 0x00, | |
58 | .polarity_reg = 0x00, | |
59 | .configuration_reg = 0x40 }, | |
60 | }; | |
61 | ||
7ba792c0 KVA |
62 | #ifdef CONFIG_USB_DWC3 |
63 | static struct dwc3_device usb_otg_ss = { | |
64 | .maximum_speed = USB_SPEED_SUPER, | |
65 | .base = OMAP5XX_USB_OTG_SS_BASE, | |
66 | .tx_fifo_resize = false, | |
67 | .index = 0, | |
68 | }; | |
69 | ||
70 | static struct dwc3_omap_device usb_otg_ss_glue = { | |
71 | .base = (void *)OMAP5XX_USB_OTG_SS_GLUE_BASE, | |
72 | .utmi_mode = DWC3_OMAP_UTMI_MODE_SW, | |
73 | .index = 0, | |
74 | }; | |
75 | ||
76 | static struct ti_usb_phy_device usb_phy_device = { | |
77 | .pll_ctrl_base = (void *)OMAP5XX_USB3_PHY_PLL_CTRL, | |
78 | .usb2_phy_power = (void *)OMAP5XX_USB2_PHY_POWER, | |
79 | .usb3_phy_power = (void *)OMAP5XX_USB3_PHY_POWER, | |
80 | .index = 0, | |
81 | }; | |
82 | ||
83 | int board_usb_init(int index, enum usb_init_type init) | |
84 | { | |
85 | if (index) { | |
86 | printf("Invalid Controller Index\n"); | |
87 | return -EINVAL; | |
88 | } | |
89 | ||
90 | if (init == USB_INIT_DEVICE) { | |
91 | usb_otg_ss.dr_mode = USB_DR_MODE_PERIPHERAL; | |
92 | usb_otg_ss_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID; | |
93 | } else { | |
94 | usb_otg_ss.dr_mode = USB_DR_MODE_HOST; | |
95 | usb_otg_ss_glue.vbus_id_status = OMAP_DWC3_ID_GROUND; | |
96 | } | |
97 | ||
98 | ti_usb_phy_uboot_init(&usb_phy_device); | |
99 | dwc3_omap_uboot_init(&usb_otg_ss_glue); | |
100 | dwc3_uboot_init(&usb_otg_ss); | |
101 | ||
102 | return 0; | |
103 | } | |
104 | ||
105 | int board_usb_cleanup(int index, enum usb_init_type init) | |
106 | { | |
107 | if (index) { | |
108 | printf("Invalid Controller Index\n"); | |
109 | return -EINVAL; | |
110 | } | |
111 | ||
112 | ti_usb_phy_uboot_exit(index); | |
113 | dwc3_uboot_exit(index); | |
114 | dwc3_omap_uboot_exit(index); | |
115 | ||
116 | return 0; | |
117 | } | |
118 | ||
119 | int usb_gadget_handle_interrupts(int index) | |
120 | { | |
121 | u32 status; | |
122 | ||
123 | status = dwc3_omap_uboot_interrupt_status(index); | |
124 | if (status) | |
125 | dwc3_uboot_handle_interrupt(index); | |
126 | ||
127 | return 0; | |
128 | } | |
129 | #endif | |
130 | ||
508a58fa S |
131 | /** |
132 | * @brief board_init | |
133 | * | |
134 | * @return 0 | |
135 | */ | |
136 | int board_init(void) | |
137 | { | |
138 | gpmc_init(); | |
139 | gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM; | |
140 | gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */ | |
141 | ||
fdce7b63 DM |
142 | tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init); |
143 | ||
508a58fa S |
144 | return 0; |
145 | } | |
146 | ||
147 | int board_eth_init(bd_t *bis) | |
148 | { | |
149 | return 0; | |
150 | } | |
151 | ||
96805532 DM |
152 | #if defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_XHCI_OMAP) |
153 | static void enable_host_clocks(void) | |
154 | { | |
155 | int auxclk; | |
156 | int hs_clk_ctrl_val = (OPTFCLKEN_HSIC60M_P3_CLK | | |
157 | OPTFCLKEN_HSIC480M_P3_CLK | | |
158 | OPTFCLKEN_HSIC60M_P2_CLK | | |
159 | OPTFCLKEN_HSIC480M_P2_CLK | | |
160 | OPTFCLKEN_UTMI_P3_CLK | OPTFCLKEN_UTMI_P2_CLK); | |
161 | ||
162 | /* Enable port 2 and 3 clocks*/ | |
163 | setbits_le32((*prcm)->cm_l3init_hsusbhost_clkctrl, hs_clk_ctrl_val); | |
164 | ||
165 | /* Enable port 2 and 3 usb host ports tll clocks*/ | |
166 | setbits_le32((*prcm)->cm_l3init_hsusbtll_clkctrl, | |
167 | (OPTFCLKEN_USB_CH1_CLK_ENABLE | OPTFCLKEN_USB_CH2_CLK_ENABLE)); | |
168 | #ifdef CONFIG_USB_XHCI_OMAP | |
169 | /* Enable the USB OTG Super speed clocks */ | |
170 | setbits_le32((*prcm)->cm_l3init_usb_otg_ss_clkctrl, | |
171 | (OPTFCLKEN_REFCLK960M | OTG_SS_CLKCTRL_MODULEMODE_HW)); | |
172 | #endif | |
173 | ||
174 | auxclk = readl((*prcm)->scrm_auxclk1); | |
175 | /* Request auxilary clock */ | |
176 | auxclk |= AUXCLK_ENABLE_MASK; | |
177 | writel(auxclk, (*prcm)->scrm_auxclk1); | |
178 | } | |
179 | #endif | |
180 | ||
508a58fa S |
181 | /** |
182 | * @brief misc_init_r - Configure EVM board specific configurations | |
183 | * such as power configurations, ethernet initialization as phase2 of | |
184 | * boot sequence | |
185 | * | |
186 | * @return 0 | |
187 | */ | |
188 | int misc_init_r(void) | |
189 | { | |
ea02b653 | 190 | int reg; |
8a0c6d6f | 191 | u32 id[4]; |
ea02b653 | 192 | |
cb199102 | 193 | #ifdef CONFIG_PALMAS_POWER |
12733881 | 194 | palmas_init_settings(); |
508a58fa | 195 | #endif |
96805532 | 196 | |
8a0c6d6f NM |
197 | reg = DIE_ID_REG_BASE + DIE_ID_REG_OFFSET; |
198 | ||
199 | id[0] = readl(reg); | |
200 | id[1] = readl(reg + 0x8); | |
201 | id[2] = readl(reg + 0xC); | |
202 | id[3] = readl(reg + 0x10); | |
203 | usb_fake_mac_from_die_id(id); | |
ea02b653 | 204 | |
508a58fa S |
205 | return 0; |
206 | } | |
207 | ||
208 | void set_muxconf_regs_essential(void) | |
209 | { | |
9239f5b6 LV |
210 | do_set_mux((*ctrl)->control_padconf_core_base, |
211 | core_padconf_array_essential, | |
508a58fa S |
212 | sizeof(core_padconf_array_essential) / |
213 | sizeof(struct pad_conf_entry)); | |
214 | ||
9239f5b6 LV |
215 | do_set_mux((*ctrl)->control_padconf_wkup_base, |
216 | wkup_padconf_array_essential, | |
508a58fa S |
217 | sizeof(wkup_padconf_array_essential) / |
218 | sizeof(struct pad_conf_entry)); | |
219 | } | |
220 | ||
508a58fa S |
221 | #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) |
222 | int board_mmc_init(bd_t *bis) | |
223 | { | |
e3913f56 NK |
224 | omap_mmc_init(0, 0, 0, -1, -1); |
225 | omap_mmc_init(1, 0, 0, -1, -1); | |
508a58fa S |
226 | return 0; |
227 | } | |
228 | #endif | |
5e5cfaf9 DM |
229 | |
230 | #ifdef CONFIG_USB_EHCI | |
231 | static struct omap_usbhs_board_data usbhs_bdata = { | |
232 | .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, | |
233 | .port_mode[1] = OMAP_EHCI_PORT_MODE_HSIC, | |
234 | .port_mode[2] = OMAP_EHCI_PORT_MODE_HSIC, | |
235 | }; | |
236 | ||
127efc4f TK |
237 | int ehci_hcd_init(int index, enum usb_init_type init, |
238 | struct ehci_hccr **hccr, struct ehci_hcor **hcor) | |
5e5cfaf9 DM |
239 | { |
240 | int ret; | |
5e5cfaf9 DM |
241 | |
242 | enable_host_clocks(); | |
243 | ||
16297cfb | 244 | ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); |
5e5cfaf9 DM |
245 | if (ret < 0) { |
246 | puts("Failed to initialize ehci\n"); | |
247 | return ret; | |
248 | } | |
249 | ||
250 | return 0; | |
251 | } | |
252 | ||
253 | int ehci_hcd_stop(void) | |
254 | { | |
255 | int ret; | |
256 | ||
257 | ret = omap_ehci_hcd_stop(); | |
258 | return ret; | |
259 | } | |
1572eadf DM |
260 | |
261 | void usb_hub_reset_devices(int port) | |
262 | { | |
263 | /* The LAN9730 needs to be reset after the port power has been set. */ | |
264 | if (port == 3) { | |
265 | gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 0); | |
266 | udelay(10); | |
267 | gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 1); | |
268 | } | |
269 | } | |
5e5cfaf9 | 270 | #endif |
96805532 DM |
271 | |
272 | #ifdef CONFIG_USB_XHCI_OMAP | |
273 | /** | |
274 | * @brief board_usb_init - Configure EVM board specific configurations | |
275 | * for the LDO's and clocks for the USB blocks. | |
276 | * | |
277 | * @return 0 | |
278 | */ | |
7e575c46 | 279 | int board_usb_init(int index, enum usb_init_type init) |
96805532 DM |
280 | { |
281 | int ret; | |
282 | #ifdef CONFIG_PALMAS_USB_SS_PWR | |
283 | ret = palmas_enable_ss_ldo(); | |
284 | #endif | |
285 | ||
286 | enable_host_clocks(); | |
287 | ||
288 | return 0; | |
289 | } | |
290 | #endif |