Only the older (ca. A10, A20) sunxis need this poke for the MUSB to function. Mimic the Linux kernel and add a `has_sram` flag to the config structure that is only set for the specific compatibles that require this initialization.
Signed-off-by: Sam Edwards CFSworks@gmail.com Reviewed-by: Andre Przywara andre.przywara@arm.com Tested-by: Andre Przywara andre.przywara@arm.com --- drivers/usb/musb-new/sunxi.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/musb-new/sunxi.c b/drivers/usb/musb-new/sunxi.c index c5c63249aa..1111a67eaf 100644 --- a/drivers/usb/musb-new/sunxi.c +++ b/drivers/usb/musb-new/sunxi.c @@ -83,6 +83,7 @@
struct sunxi_musb_config { struct musb_hdrc_config *config; + bool has_sram; };
struct sunxi_glue { @@ -311,7 +312,10 @@ static int sunxi_musb_init(struct musb *musb)
musb->isr = sunxi_musb_interrupt;
- USBC_ConfigFIFO_Base(); + if (glue->cfg->has_sram) { + USBC_ConfigFIFO_Base(); + } + USBC_EnableDpDmPullUp(musb->mregs); USBC_EnableIdPullUp(musb->mregs);
@@ -517,6 +521,7 @@ static int musb_usb_remove(struct udevice *dev)
static const struct sunxi_musb_config sun4i_a10_cfg = { .config = &musb_config, + .has_sram = true, };
static const struct sunxi_musb_config sun6i_a31_cfg = {