On Tue, Jan 03, 2012 at 03:25:16PM -0700, Stephen Warren wrote: > This series allows a Tegra zImage to automatically select the UART to use > for the zImage decompressor and early printk, based on information from > the bootloader. The code scans each UART, looking for one that is clocked, > is out of reset, and that the bootloader has written 'D' (for 'D'ebug) to > the scratch register. > > At present, the ChromiumOS branch of U-Boot sets up UARTs in this way. If > this patch is accepted into the kernel, I'll upstream the U-Boot change to > mainline U-Boot. > > This is important, since different boards use different UARTs, and it's > nice not to have to configure the kernel differently when switching > boards. > > This patch series depends on patch "[PATCH V2] arm/tegra: Support Tegra30 > in decompressor UART setup" for context. > > Doug Anderson (2): > ARM: tegra: Introduce define DEBUG_UART_SHIFT > ARM: tegra: uncompress.h: Store UART address in a variable > > Stephen Warren (2): > ARM: tegra: uncompress.h: Choose a UART at runtime > ARM: tegra: Pass uncompress.h UART selection to DEBUG_LL Thanks, applied. -Olof -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
