[U-Boot] [PATCH v1 04/16] ehci-hcd: Add init_after_reset

Mateusz Kulikowski
2016-01-06T18:21:16Z

Some host controllers need addidional initialization after ehci_reset()
In non-dm implementation it is possible to use CONFIG_EHCI_HCD_INIT_AFTER_RESET.
This patch adds similar option to ehci drivers using dm.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>
---

Changes in v1:
- No changes, just added Acked-by, Reviewed-by

drivers/usb/host/ehci-hcd.c | 6 ++++++
drivers/usb/host/ehci.h | 1 +
2 files changed, 7 insertions(+)

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index c85dbce..a54f817 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1654,6 +1654,12 @@ int ehci_register(struct udevice *dev, struct ehci_hccr *hccr,
if (ret)
goto err;

+ if (ops->init_after_reset) {
+ ret = ops->init_after_reset(ctrl);
+ if (ret)
+ goto err;
+ }
+
ret = ehci_common_init(ctrl, tweaks);
if (ret)
goto err;
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index b41c04a..ed567fc 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -239,6 +239,7 @@ struct ehci_ops {
void (*powerup_fixup)(struct ehci_ctrl *ctrl, uint32_t *status_reg,
uint32_t *reg);
uint32_t *(*get_portsc_register)(struct ehci_ctrl *ctrl, int port);
+ int (*init_after_reset)(struct ehci_ctrl *ctrl);
};

struct ehci_ctrl {
--
2.5.0