*/
#include <common.h>
#include <palmas.h>
+#include <sata.h>
+#include <asm/gpio.h>
+#include <usb.h>
+#include <linux/usb/gadget.h>
+#include <asm/arch/gpio.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/sata.h>
+#include <environment.h>
+#include <dwc3-uboot.h>
+#include <dwc3-omap-uboot.h>
+#include <ti-usb-phy-uboot.h>
#include "mux_data.h"
-#ifdef CONFIG_USB_EHCI
-#include <usb.h>
-#include <asm/arch/ehci.h>
-#include <asm/ehci-omap.h>
+#ifdef CONFIG_DRIVER_TI_CPSW
+#include <cpsw.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
+/* GPIO 7_11 */
+#define GPIO_DDR_VTT_EN 203
+
const struct omap_sysinfo sysinfo = {
"Board: DRA7xx\n"
};
+/*
+ * Adjust I/O delays on the Tx control and data lines of each MAC port. This
+ * is a workaround in order to work properly with the DP83865 PHYs on the EVM.
+ * In 3COM RGMII mode this PHY applies it's own internal clock delay, so we
+ * essentially need to counteract the DRA7xx internal delay, and we do this
+ * by delaying the control and data lines. If not using this PHY, you probably
+ * don't need to do this stuff!
+ */
+static void dra7xx_adj_io_delay(const struct io_delay *io_dly)
+{
+ int i = 0;
+ u32 reg_val;
+ u32 delta;
+ u32 coarse;
+ u32 fine;
+
+ writel(CFG_IO_DELAY_UNLOCK_KEY, CFG_IO_DELAY_LOCK);
+
+ while(io_dly[i].addr) {
+ writel(CFG_IO_DELAY_ACCESS_PATTERN & ~CFG_IO_DELAY_LOCK_MASK,
+ io_dly[i].addr);
+ delta = io_dly[i].dly;
+ reg_val = readl(io_dly[i].addr) & 0x3ff;
+ coarse = ((reg_val >> 5) & 0x1F) + ((delta >> 5) & 0x1F);
+ coarse = (coarse > 0x1F) ? (0x1F) : (coarse);
+ fine = (reg_val & 0x1F) + (delta & 0x1F);
+ fine = (fine > 0x1F) ? (0x1F) : (fine);
+ reg_val = CFG_IO_DELAY_ACCESS_PATTERN |
+ CFG_IO_DELAY_LOCK_MASK |
+ ((coarse << 5) | (fine));
+ writel(reg_val, io_dly[i].addr);
+ i++;
+ }
+
+ writel(CFG_IO_DELAY_LOCK_KEY, CFG_IO_DELAY_LOCK);
+}
+
/**
* @brief board_init
*
return 0;
}
-int board_eth_init(bd_t *bis)
+int board_late_init(void)
{
- return 0;
-}
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ u32 id[4];
-/**
- * @brief misc_init_r - Configure EVM board specific configurations
- * such as power configurations, ethernet initialization as phase2 of
- * boot sequence
- *
- * @return 0
- */
-int misc_init_r(void)
-{
+ if (omap_revision() == DRA722_ES1_0)
+ setenv("board_name", "dra72x");
+ else
+ setenv("board_name", "dra7xx");
+
+ id[0] = readl((*ctrl)->control_std_fuse_die_id_0);
+ id[1] = readl((*ctrl)->control_std_fuse_die_id_1);
+ usb_set_serial_num_from_die_id(id);
+#endif
return 0;
}
return 0;
}
#endif
+
+#ifdef CONFIG_USB_DWC3
+static struct dwc3_device usb_otg_ss1 = {
+ .maximum_speed = USB_SPEED_SUPER,
+ .base = DRA7_USB_OTG_SS1_BASE,
+ .tx_fifo_resize = false,
+ .index = 0,
+};
+
+static struct dwc3_omap_device usb_otg_ss1_glue = {
+ .base = (void *)DRA7_USB_OTG_SS1_GLUE_BASE,
+ .utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
+ .vbus_id_status = OMAP_DWC3_VBUS_VALID,
+ .index = 0,
+};
+
+static struct ti_usb_phy_device usb_phy1_device = {
+ .pll_ctrl_base = (void *)DRA7_USB3_PHY1_PLL_CTRL,
+ .usb2_phy_power = (void *)DRA7_USB2_PHY1_POWER,
+ .usb3_phy_power = (void *)DRA7_USB3_PHY1_POWER,
+ .index = 0,
+};
+
+static struct dwc3_device usb_otg_ss2 = {
+ .maximum_speed = USB_SPEED_SUPER,
+ .base = DRA7_USB_OTG_SS2_BASE,
+ .tx_fifo_resize = false,
+ .index = 1,
+};
+
+static struct dwc3_omap_device usb_otg_ss2_glue = {
+ .base = (void *)DRA7_USB_OTG_SS2_GLUE_BASE,
+ .utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
+ .vbus_id_status = OMAP_DWC3_VBUS_VALID,
+ .index = 1,
+};
+
+static struct ti_usb_phy_device usb_phy2_device = {
+ .usb2_phy_power = (void *)DRA7_USB2_PHY2_POWER,
+ .index = 1,
+};
+
+int board_usb_init(int index, enum usb_init_type init)
+{
+ switch (index) {
+ case 0:
+ if (init == USB_INIT_DEVICE) {
+ usb_otg_ss1.dr_mode = USB_DR_MODE_PERIPHERAL;
+ usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
+ } else {
+ usb_otg_ss1.dr_mode = USB_DR_MODE_HOST;
+ usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_ID_GROUND;
+ }
+
+ ti_usb_phy_uboot_init(&usb_phy1_device);
+ dwc3_omap_uboot_init(&usb_otg_ss1_glue);
+ dwc3_uboot_init(&usb_otg_ss1);
+ break;
+ case 1:
+ if (init == USB_INIT_DEVICE) {
+ usb_otg_ss2.dr_mode = USB_DR_MODE_PERIPHERAL;
+ usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
+ } else {
+ usb_otg_ss2.dr_mode = USB_DR_MODE_HOST;
+ usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_ID_GROUND;
+ }
+
+ ti_usb_phy_uboot_init(&usb_phy2_device);
+ dwc3_omap_uboot_init(&usb_otg_ss2_glue);
+ dwc3_uboot_init(&usb_otg_ss2);
+ break;
+ default:
+ printf("Invalid Controller Index\n");
+ }
+
+ return 0;
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+ switch (index) {
+ case 0:
+ case 1:
+ ti_usb_phy_uboot_exit(index);
+ dwc3_uboot_exit(index);
+ dwc3_omap_uboot_exit(index);
+ break;
+ default:
+ printf("Invalid Controller Index\n");
+ }
+ return 0;
+}
+
+int usb_gadget_handle_interrupts(int index)
+{
+ u32 status;
+
+ status = dwc3_omap_uboot_interrupt_status(index);
+ if (status)
+ dwc3_uboot_handle_interrupt(index);
+
+ return 0;
+}
+#endif
+
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_OS_BOOT)
+int spl_start_uboot(void)
+{
+ /* break into full u-boot on 'c' */
+ if (serial_tstc() && serial_getc() == 'c')
+ return 1;
+
+#ifdef CONFIG_SPL_ENV_SUPPORT
+ env_init();
+ env_relocate_spec();
+ if (getenv_yesno("boot_os") != 1)
+ return 1;
+#endif
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_DRIVER_TI_CPSW
+
+/* Delay value to add to calibrated value */
+#define RGMII0_TXCTL_DLY_VAL ((0x3 << 5) + 0x8)
+#define RGMII0_TXD0_DLY_VAL ((0x3 << 5) + 0x8)
+#define RGMII0_TXD1_DLY_VAL ((0x3 << 5) + 0x2)
+#define RGMII0_TXD2_DLY_VAL ((0x4 << 5) + 0x0)
+#define RGMII0_TXD3_DLY_VAL ((0x4 << 5) + 0x0)
+#define VIN2A_D13_DLY_VAL ((0x3 << 5) + 0x8)
+#define VIN2A_D17_DLY_VAL ((0x3 << 5) + 0x8)
+#define VIN2A_D16_DLY_VAL ((0x3 << 5) + 0x2)
+#define VIN2A_D15_DLY_VAL ((0x4 << 5) + 0x0)
+#define VIN2A_D14_DLY_VAL ((0x4 << 5) + 0x0)
+
+extern u32 *const omap_si_rev;
+
+static void cpsw_control(int enabled)
+{
+ /* VTP can be added here */
+
+ return;
+}
+
+static struct cpsw_slave_data cpsw_slaves[] = {
+ {
+ .slave_reg_ofs = 0x208,
+ .sliver_reg_ofs = 0xd80,
+ .phy_addr = 2,
+ },
+ {
+ .slave_reg_ofs = 0x308,
+ .sliver_reg_ofs = 0xdc0,
+ .phy_addr = 3,
+ },
+};
+
+static struct cpsw_platform_data cpsw_data = {
+ .mdio_base = CPSW_MDIO_BASE,
+ .cpsw_base = CPSW_BASE,
+ .mdio_div = 0xff,
+ .channels = 8,
+ .cpdma_reg_ofs = 0x800,
+ .slaves = 2,
+ .slave_data = cpsw_slaves,
+ .ale_reg_ofs = 0xd00,
+ .ale_entries = 1024,
+ .host_port_reg_ofs = 0x108,
+ .hw_stats_reg_ofs = 0x900,
+ .bd_ram_ofs = 0x2000,
+ .mac_control = (1 << 5),
+ .control = cpsw_control,
+ .host_port_num = 0,
+ .version = CPSW_CTRL_VERSION_2,
+};
+
+int board_eth_init(bd_t *bis)
+{
+ int ret;
+ uint8_t mac_addr[6];
+ uint32_t mac_hi, mac_lo;
+ uint32_t ctrl_val;
+ const struct io_delay io_dly[] = {
+ {CFG_RGMII0_TXCTL, RGMII0_TXCTL_DLY_VAL},
+ {CFG_RGMII0_TXD0, RGMII0_TXD0_DLY_VAL},
+ {CFG_RGMII0_TXD1, RGMII0_TXD1_DLY_VAL},
+ {CFG_RGMII0_TXD2, RGMII0_TXD2_DLY_VAL},
+ {CFG_RGMII0_TXD3, RGMII0_TXD3_DLY_VAL},
+ {CFG_VIN2A_D13, VIN2A_D13_DLY_VAL},
+ {CFG_VIN2A_D17, VIN2A_D17_DLY_VAL},
+ {CFG_VIN2A_D16, VIN2A_D16_DLY_VAL},
+ {CFG_VIN2A_D15, VIN2A_D15_DLY_VAL},
+ {CFG_VIN2A_D14, VIN2A_D14_DLY_VAL},
+ {0}
+ };
+
+ /* Adjust IO delay for RGMII tx path */
+ dra7xx_adj_io_delay(io_dly);
+
+ /* try reading mac address from efuse */
+ mac_lo = readl((*ctrl)->control_core_mac_id_0_lo);
+ mac_hi = readl((*ctrl)->control_core_mac_id_0_hi);
+ mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
+ mac_addr[1] = (mac_hi & 0xFF00) >> 8;
+ mac_addr[2] = mac_hi & 0xFF;
+ mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
+ mac_addr[4] = (mac_lo & 0xFF00) >> 8;
+ mac_addr[5] = mac_lo & 0xFF;
+
+ if (!getenv("ethaddr")) {
+ printf("<ethaddr> not set. Validating first E-fuse MAC\n");
+
+ if (is_valid_ethaddr(mac_addr))
+ eth_setenv_enetaddr("ethaddr", mac_addr);
+ }
+
+ mac_lo = readl((*ctrl)->control_core_mac_id_1_lo);
+ mac_hi = readl((*ctrl)->control_core_mac_id_1_hi);
+ mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
+ mac_addr[1] = (mac_hi & 0xFF00) >> 8;
+ mac_addr[2] = mac_hi & 0xFF;
+ mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
+ mac_addr[4] = (mac_lo & 0xFF00) >> 8;
+ mac_addr[5] = mac_lo & 0xFF;
+
+ if (!getenv("eth1addr")) {
+ if (is_valid_ethaddr(mac_addr))
+ eth_setenv_enetaddr("eth1addr", mac_addr);
+ }
+
+ ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33);
+ ctrl_val |= 0x22;
+ writel(ctrl_val, (*ctrl)->control_core_control_io1);
+
+ if (*omap_si_rev == DRA722_ES1_0)
+ cpsw_data.active_slave = 1;
+
+ ret = cpsw_register(&cpsw_data);
+ if (ret < 0)
+ printf("Error %d registering CPSW switch\n", ret);
+
+ return ret;
+}
+#endif
+
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+/* VTT regulator enable */
+static inline void vtt_regulator_enable(void)
+{
+ if (omap_hw_init_context() == OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)
+ return;
+
+ /* Do not enable VTT for DRA722 */
+ if (omap_revision() == DRA722_ES1_0)
+ return;
+
+ /*
+ * EVM Rev G and later use gpio7_11 for DDR3 termination.
+ * This is safe enough to do on older revs.
+ */
+ gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
+ gpio_direction_output(GPIO_DDR_VTT_EN, 1);
+}
+
+int board_early_init_f(void)
+{
+ vtt_regulator_enable();
+ return 0;
+}
+#endif