On Mon, 2015-06-01 at 17:01 +0200, Hans de Goede wrote: > Before this commit the code for determining the disconnect threshold was > checking for sun4i or sun6i assuming that those where the exception and > that newer SoCs use a disconnect threshold of 2 like sun7i does. > > But it turns out that newer SoCs actually use a disconnect threshold of 3 > and sun5i and sun7i are the exceptions, so check for those instead. > > Here are the settings from the various Allwinner SDK sources: > sun4i-a10: USBC_Phy_Write(usbc_no, 0x2a, 3, 2); > sun5i-a13: USBC_Phy_Write(usbc_no, 0x2a, 2, 2); > sun6i-a31: USBC_Phy_Write(usbc_no, 0x2a, 3, 2); > sun7i-a20: USBC_Phy_Write(usbc_no, 0x2a, 2, 2); > sun8i-a23: USBC_Phy_Write(usbc_no, 0x2a, 3, 2); > sun8i-h3: USBC_Phy_Write(usbc_no, 0x2a, 3, 2); > sun9i-a80: USBC_Phy_Write(usbc_no, 0x2a, 3, 2); > > Note this commit makes no functional changes for sun4i - sun7i, and > changes the disconnect threshold for sun8i to match what Allwinner uses. > > Signed-off-by: Hans de Goede <hdego...@redhat.com>
Acked-by: Ian Campbell <i...@hellion.org.uk> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot