diff options
| -rw-r--r-- | drivers/usb/host/ehci-tegra.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index d3a9ab4..c89048f 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -61,6 +61,14 @@ enum dr_mode { DR_MODE_OTG, /* supports both */ }; +enum usb_ctlr_type { + USB_CTLR_T20, + USB_CTLR_T30, + USB_CTLR_T114, + + USB_CTRL_COUNT, +}; + /* Information about a USB port */ struct fdt_usb { struct usb_ctlr *reg; /* address of registers in physical memory */ @@ -69,6 +77,7 @@ struct fdt_usb { unsigned enabled:1; /* 1 to enable, 0 to disable */ unsigned has_legacy_mode:1; /* 1 if this port has legacy mode */ unsigned initialized:1; /* has this port already been initialized? */ + enum usb_ctlr_type type; enum usb_init_type init_type; enum dr_mode dr_mode; /* dual role mode */ enum periph_id periph_id;/* peripheral id */ @@ -162,7 +171,7 @@ struct fdt_usb_controller { const unsigned *pll_parameter; }; -static struct fdt_usb_controller fdt_usb_controllers[] = { +static struct fdt_usb_controller fdt_usb_controllers[USB_CTRL_COUNT] = { { .compat = COMPAT_NVIDIA_TEGRA20_USB, .has_hostpc = 0, @@ -284,7 +293,7 @@ void usbf_reset_controller(struct fdt_usb *config, struct usb_ctlr *usbctlr) setbits_le32(&usbctlr->susp_ctrl, UTMIP_PHY_ENB); } -static const unsigned *get_pll_timing(void) +static const unsigned *get_pll_timing(struct fdt_usb_controller *controller) { const unsigned *timing; @@ -331,6 +340,7 @@ static void init_phy_mux(struct fdt_usb *config, uint pts, static int init_utmi_usb_controller(struct fdt_usb *config, enum usb_init_type init) { + struct fdt_usb_controller *controller; u32 b_sess_valid_mask, val; int loop_count; const unsigned *timing; @@ -363,11 +373,14 @@ static int init_utmi_usb_controller(struct fdt_usb *config, VBUS_SENSE_CTL_MASK, VBUS_SENSE_CTL_A_SESS_VLD << VBUS_SENSE_CTL_SHIFT); + controller = &fdt_usb_controllers[config->type]; + debug("controller=%p, type=%d\n", controller, config->type); + /* * PLL Delay CONFIGURATION settings. The following parameters control * the bring up of the plls. */ - timing = get_pll_timing(); + timing = get_pll_timing(controller); if (!controller->has_hostpc) { val = readl(&usbctlr->utmip_misc_cfg1); @@ -702,10 +715,12 @@ static int fdt_decode_usb(const void *blob, int node, struct fdt_usb *config) * @blob: fdt blob * @node_list: list of nodes to process (any <=0 are ignored) * @count: number of nodes to process + * @id: controller type (enum usb_ctlr_type) * * Return: 0 - ok, -1 - error */ -static int process_usb_nodes(const void *blob, int node_list[], int count) +static int process_usb_nodes(const void *blob, int node_list[], int count, + enum usb_ctlr_type id) { struct fdt_usb config; int node, i; @@ -729,9 +744,11 @@ static int process_usb_nodes(const void *blob, int node_list[], int count) return -1; } if (!clk_done) { - config_clock(get_pll_timing()); + config_clock(get_pll_timing( + &fdt_usb_controllers[id])); clk_done = 1; } + config.type = id; config.initialized = 0; /* add new USB port to the list of available ports */ @@ -753,7 +770,7 @@ int usb_process_devicetree(const void *blob) count = fdtdec_find_aliases_for_id(blob, "usb", controller->compat, node_list, USB_PORTS_MAX); if (count) { - err = process_usb_nodes(blob, node_list, count); + err = process_usb_nodes(blob, node_list, count, i); if (err) printf("%s: Error processing USB node!\n", __func__); @@ -786,6 +803,7 @@ int ehci_hcd_init(int index, enum usb_init_type init, return -1; config = &port[index]; + ehci_set_controller_priv(index, config); switch (init) { case USB_INIT_HOST: |