diff mbox

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

Message ID 1452104488-5502-5-git-send-email-mateusz.kulikowski@gmail.com
State Superseded
Delegated to: Tom Rini
Headers show

Commit Message

Mateusz Kulikowski Jan. 6, 2016, 6:21 p.m. UTC 
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(+)

Comments

Simon Glass Jan. 11, 2016, 4:57 p.m. UTC | #1 
On 6 January 2016 at 11:21, Mateusz Kulikowski
<mateusz.kulikowski@gmail.com> wrote:
> 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(+)

Reviewed-by: Simon Glass <sjg@chromium.org>
diff mbox

Patch

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 {