The probe function of the musb host driver can be called multiple times. The code assumes that it can safe the pointer to the allocated musb struct in the driver model priv_auto_alloc data, but this data gets free-ed on a probe failure or on removal, so we must safe the pointer elsewhere.
Signed-off-by: Hans de Goede <hdego...@redhat.com> --- drivers/usb/musb-new/sunxi.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c index be1d2ec..3081afc 100644 --- a/drivers/usb/musb-new/sunxi.c +++ b/drivers/usb/musb-new/sunxi.c @@ -201,6 +201,7 @@ static irqreturn_t sunxi_musb_interrupt(int irq, void *__hci) /* musb_core does not call enable / disable in a balanced manner <sigh> */ static bool enabled = false; +static struct musb *sunxi_musb; static int sunxi_musb_enable(struct musb *musb) { @@ -320,13 +321,15 @@ int musb_usb_probe(struct udevice *dev) priv->desc_before_addr = true; - if (!host->host) { - host->host = musb_init_controller(&musb_plat, NULL, + if (!sunxi_musb) { + sunxi_musb = musb_init_controller(&musb_plat, NULL, (void *)SUNXI_USB0_BASE); - if (!host->host) - return -EIO; } + host->host = sunxi_musb; + if (!host->host) + return -EIO; + ret = musb_lowlevel_init(host); if (ret == 0) printf("MUSB OTG\n"); -- 2.7.2 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot