diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/ti/omap5_uevm/evm.c | 60 | ||||
| -rw-r--r-- | board/ti/omap5_uevm/mux_data.h | 4 |
2 files changed, 63 insertions, 1 deletions
diff --git a/board/ti/omap5_uevm/evm.c b/board/ti/omap5_uevm/evm.c index 81209b3..d0c5241 100644 --- a/board/ti/omap5_uevm/evm.c +++ b/board/ti/omap5_uevm/evm.c @@ -14,6 +14,13 @@ #include "mux_data.h" +#ifdef CONFIG_USB_EHCI +#include <usb.h> +#include <asm/arch/clock.h> +#include <asm/arch/ehci.h> +#include <asm/ehci-omap.h> +#endif + DECLARE_GLOBAL_DATA_PTR; const struct omap_sysinfo sysinfo = { @@ -109,3 +116,56 @@ int board_mmc_init(bd_t *bis) return 0; } #endif + +#ifdef CONFIG_USB_EHCI +static struct omap_usbhs_board_data usbhs_bdata = { + .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, + .port_mode[1] = OMAP_EHCI_PORT_MODE_HSIC, + .port_mode[2] = OMAP_EHCI_PORT_MODE_HSIC, +}; + +static void enable_host_clocks(void) +{ + int hs_clk_ctrl_val = (OPTFCLKEN_HSIC60M_P3_CLK | + OPTFCLKEN_HSIC480M_P3_CLK | + OPTFCLKEN_HSIC60M_P2_CLK | + OPTFCLKEN_HSIC480M_P2_CLK | + OPTFCLKEN_UTMI_P3_CLK | OPTFCLKEN_UTMI_P2_CLK); + + /* Enable port 2 and 3 clocks*/ + setbits_le32((*prcm)->cm_l3init_hsusbhost_clkctrl, hs_clk_ctrl_val); + + /* Enable port 2 and 3 usb host ports tll clocks*/ + setbits_le32((*prcm)->cm_l3init_hsusbtll_clkctrl, + (OPTFCLKEN_USB_CH1_CLK_ENABLE | OPTFCLKEN_USB_CH2_CLK_ENABLE)); +} + +int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) +{ + int ret; + int auxclk; + + enable_host_clocks(); + + auxclk = readl((*prcm)->scrm_auxclk1); + /* Request auxilary clock */ + auxclk |= AUXCLK_ENABLE_MASK; + writel(auxclk, (*prcm)->scrm_auxclk1); + + ret = omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor); + if (ret < 0) { + puts("Failed to initialize ehci\n"); + return ret; + } + + return 0; +} + +int ehci_hcd_stop(void) +{ + int ret; + + ret = omap_ehci_hcd_stop(); + return ret; +} +#endif diff --git a/board/ti/omap5_uevm/mux_data.h b/board/ti/omap5_uevm/mux_data.h index 612c13e..31ce363 100644 --- a/board/ti/omap5_uevm/mux_data.h +++ b/board/ti/omap5_uevm/mux_data.h @@ -42,7 +42,8 @@ const struct pad_conf_entry core_padconf_array_essential[] = { {USBD0_SS_RX, (IEN | M0)}, /* USBD0_SS_RX */ {I2C5_SCL, (IEN | M0)}, /* I2C5_SCL */ {I2C5_SDA, (IEN | M0)}, /* I2C5_SDA */ - + {HSI2_ACWAKE, (PTU | M6)}, /* HSI2_ACWAKE */ + {HSI2_CAFLAG, (PTU | M6)}, /* HSI2_CAFLAG */ }; const struct pad_conf_entry wkup_padconf_array_essential[] = { @@ -50,6 +51,7 @@ const struct pad_conf_entry wkup_padconf_array_essential[] = { {SR_PMIC_SCL, (PTU | IEN | M0)}, /* SR_PMIC_SCL */ {SR_PMIC_SDA, (PTU | IEN | M0)}, /* SR_PMIC_SDA */ {SYS_32K, (IEN | M0)}, /* SYS_32K */ + {FREF_CLK1_OUT, (PTD | IEN | M0)}, /* FREF_CLK1_OUT */ }; |