On 02/18/2015 02:06 PM, Mark Rutland wrote: > Hi, > > Please Cc lakml for patches in this area in future. > > On Wed, Feb 18, 2015 at 06:53:11PM +0000, Jorge Ramirez-Ortiz wrote: >> [PATCH 1/2] Documentation: bindings: add optional fifo size property >> [PATCH 2/2] drivers/tty: pl011: read fifo size from OF if present >> >> >> These patches aim at resolving an issue present on some of the amba pl011 >> uarts. > Which systems are affected? Neither of your two patches add the property > to any dts file. yes, the system affected is still under revision (I should have mentioned) https://lkml.org/lkml/2015/2/5/144 this is the board I am using to test https://www.96boards.org/products/hikey/ > >> Some of these arm type uarts have their fifo sizes not defined in terms of the >> amba_rev register. > What does said register actually contain? the amba_rev contains '1' for the Hisilicon Hi6220 SoC > > Is this a full PL011, or a cut-down SBSA UART? I believe is full PL011 (ARM type) - that is what is being run in my tests. > > Mark. > >> Those uarts should be able to declare their fifo sizes using the optional >> property "fifo-size" in the device tree. This device tree setting shall take >> precedence over any other values. >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe devicetree" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
