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 Reviewed-by: Simon Glass sjg@chromium.org Tested-by: Simon Glass sjg@chromium.org ---
Changes in v4: None Changes in v3: None Changes in v2: - Add Reviewed-by (sjg)
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 0113c6c..598f444 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1615,6 +1615,12 @@ 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 826b3fe..734d7f0 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -240,6 +240,7 @@ 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 {