summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorSimon Glass <sjg@chromium.org>2015-03-25 12:22:22 -0600
committerSimon Glass <sjg@chromium.org>2015-04-18 11:11:23 -0600
commit56d4273045e607ddac7c1e3acd809748a8d5e7c0 (patch)
treef2ff9da6289ecab5d007a0a5e0e94841a4981245 /drivers
parent727fce369ee84e664d2a1d215cb48137837c6f8b (diff)
dm: usb: tegra: Drop use of global controller variable
We don't need this anymore, so adjust the code to avoid using it. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/host/ehci-tegra.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index d39c34ce71..17f8be1de9 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -189,8 +189,6 @@ static struct fdt_usb_controller fdt_usb_controllers[USB_CTRL_COUNT] = {
},
};
-static struct fdt_usb_controller *controller;
-
/*
* A known hardware issue where Connect Status Change bit of PORTSC register
* of USB1 controller will be set after Port Reset.
@@ -201,6 +199,10 @@ static struct fdt_usb_controller *controller;
void ehci_powerup_fixup(struct ehci_ctrl *ctrl, uint32_t *status_reg,
uint32_t *reg)
{
+ struct fdt_usb *config = ctrl->priv;
+ struct fdt_usb_controller *controller;
+
+ controller = &fdt_usb_controllers[config->type];
mdelay(50);
/* This is to avoid PORT_ENABLE bit to be cleared in "ehci-hcd.c". */
if (controller->has_hostpc)
@@ -237,9 +239,12 @@ void ehci_set_usbmode(int index)
*/
int ehci_get_port_speed(struct ehci_ctrl *ctrl, uint32_t reg)
{
+ struct fdt_usb *config = ctrl->priv;
+ struct fdt_usb_controller *controller;
uint32_t tmp;
uint32_t *reg_ptr;
+ controller = &fdt_usb_controllers[config->type];
if (controller->has_hostpc) {
reg_ptr = (uint32_t *)((u8 *)&ctrl->hcor->or_usbcmd +
HOSTPC1_DEVLC);
@@ -766,10 +771,9 @@ int usb_process_devicetree(const void *blob)
int i;
for (i = 0; i < ARRAY_SIZE(fdt_usb_controllers); i++) {
- controller = &fdt_usb_controllers[i];
-
count = fdtdec_find_aliases_for_id(blob, "usb",
- controller->compat, node_list, USB_PORTS_MAX);
+ fdt_usb_controllers[i].compat, node_list,
+ USB_PORTS_MAX);
if (count) {
err = process_usb_nodes(blob, node_list, count, i);
if (err)
@@ -778,8 +782,6 @@ int usb_process_devicetree(const void *blob)
return err;
}
}
- if (i == ARRAY_SIZE(fdt_usb_controllers))
- controller = NULL;
return err;
}