3 * Texas Instruments Incorporated, <www.ti.com>
4 * Aneesh V <aneesh@ti.com>
5 * Steve Sakoman <steve@sakoman.com>
7 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/arch/sys_proto.h>
12 #include <asm/arch/mmc_host_def.h>
17 #if defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_XHCI_OMAP)
20 #include <asm/arch/clock.h>
21 #include <asm/arch/ehci.h>
22 #include <asm/ehci-omap.h>
24 #define DIE_ID_REG_BASE (OMAP54XX_L4_CORE_BASE + 0x2000)
25 #define DIE_ID_REG_OFFSET 0x200
29 DECLARE_GLOBAL_DATA_PTR;
31 const struct omap_sysinfo sysinfo = {
32 "Board: OMAP5432 uEVM\n"
36 * @brief tca642x_init - uEVM default values for the GPIO expander
37 * input reg, output reg, polarity reg, configuration reg
39 struct tca642x_bank_info tca642x_init[] = {
43 .configuration_reg = 0x80 },
47 .configuration_reg = 0xff },
51 .configuration_reg = 0x40 },
62 gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM;
63 gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
65 tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init);
70 int board_eth_init(bd_t *bis)
75 #if defined(CONFIG_USB_EHCI) || defined(CONFIG_USB_XHCI_OMAP)
76 static void enable_host_clocks(void)
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);
85 /* Enable port 2 and 3 clocks*/
86 setbits_le32((*prcm)->cm_l3init_hsusbhost_clkctrl, hs_clk_ctrl_val);
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));
97 auxclk = readl((*prcm)->scrm_auxclk1);
98 /* Request auxilary clock */
99 auxclk |= AUXCLK_ENABLE_MASK;
100 writel(auxclk, (*prcm)->scrm_auxclk1);
105 * @brief misc_init_r - Configure EVM board specific configurations
106 * such as power configurations, ethernet initialization as phase2 of
111 int misc_init_r(void)
113 #ifdef CONFIG_PALMAS_POWER
114 palmas_init_settings();
120 void set_muxconf_regs_essential(void)
122 do_set_mux((*ctrl)->control_padconf_core_base,
123 core_padconf_array_essential,
124 sizeof(core_padconf_array_essential) /
125 sizeof(struct pad_conf_entry));
127 do_set_mux((*ctrl)->control_padconf_wkup_base,
128 wkup_padconf_array_essential,
129 sizeof(wkup_padconf_array_essential) /
130 sizeof(struct pad_conf_entry));
133 void set_muxconf_regs_non_essential(void)
135 do_set_mux((*ctrl)->control_padconf_core_base,
136 core_padconf_array_non_essential,
137 sizeof(core_padconf_array_non_essential) /
138 sizeof(struct pad_conf_entry));
140 do_set_mux((*ctrl)->control_padconf_wkup_base,
141 wkup_padconf_array_non_essential,
142 sizeof(wkup_padconf_array_non_essential) /
143 sizeof(struct pad_conf_entry));
146 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
147 int board_mmc_init(bd_t *bis)
149 omap_mmc_init(0, 0, 0, -1, -1);
150 omap_mmc_init(1, 0, 0, -1, -1);
155 #ifdef CONFIG_USB_EHCI
156 static struct omap_usbhs_board_data usbhs_bdata = {
157 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
158 .port_mode[1] = OMAP_EHCI_PORT_MODE_HSIC,
159 .port_mode[2] = OMAP_EHCI_PORT_MODE_HSIC,
162 int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
166 uint8_t device_mac[6];
168 enable_host_clocks();
170 if (!getenv("usbethaddr")) {
171 reg = DIE_ID_REG_BASE + DIE_ID_REG_OFFSET;
174 * create a fake MAC address from the processor ID code.
175 * first byte is 0x02 to signify locally administered.
177 device_mac[0] = 0x02;
178 device_mac[1] = readl(reg + 0x10) & 0xff;
179 device_mac[2] = readl(reg + 0xC) & 0xff;
180 device_mac[3] = readl(reg + 0x8) & 0xff;
181 device_mac[4] = readl(reg) & 0xff;
182 device_mac[5] = (readl(reg) >> 8) & 0xff;
184 eth_setenv_enetaddr("usbethaddr", device_mac);
187 ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
189 puts("Failed to initialize ehci\n");
196 int ehci_hcd_stop(void)
200 ret = omap_ehci_hcd_stop();
204 void usb_hub_reset_devices(int port)
206 /* The LAN9730 needs to be reset after the port power has been set. */
208 gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 0);
210 gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 1);
215 #ifdef CONFIG_USB_XHCI_OMAP
217 * @brief board_usb_init - Configure EVM board specific configurations
218 * for the LDO's and clocks for the USB blocks.
222 int board_usb_init(void)
225 #ifdef CONFIG_PALMAS_USB_SS_PWR
226 ret = palmas_enable_ss_ldo();
229 enable_host_clocks();