Re: [PATCH v2 18/20] ARM: sunxi: Add earlyprintk support using R_UART (sun6i/sun8i)

[PATCH v2 00/20] ARM: sunxi: Introduce Allwinner A23 (sun8i) support · Chen-Yu Tsai <hidden> · 2014-06-17
[PATCH v2 13/20] clk: sunxi: Add A23 specific compatible to sun6i-a31-apb0-gates-clk · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 13/20] clk: sunxi: Add A23 specific compatible to sun6i-a31-apb0-gates-clk · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 02/20] clk: sunxi: register clock gates with clkdev · Chen-Yu Tsai <hidden> · 2014-06-17
[PATCH v2 20/20] ARM: sun8i: dt: Add Ippo-q8h v5 support · Chen-Yu Tsai <hidden> · 2014-06-17
[PATCH v2 15/20] pinctrl: sunxi: Add A23 R_PIO controller support · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 15/20] pinctrl: sunxi: Add A23 R_PIO controller support · Linus Walleij <hidden> · 2014-07-07
[PATCH v2 06/20] clk: sunxi: Fix rate_recalc for sun6i PLL1 · Chen-Yu Tsai <hidden> · 2014-06-17
[PATCH v2 03/20] clk: sunxi: move "ahb_sdram" to protected clock list · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 03/20] clk: sunxi: move "ahb_sdram" to protected clock list · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 10/20] clk: sunxi: Add support for table-based divider clocks · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 10/20] clk: sunxi: Add support for table-based divider clocks · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 05/20] clk: sunxi: Support factor clocks with N multiplier factor starting from 1 · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 05/20] clk: sunxi: Support factor clocks with N multiplier factor starting from 1 · Rob Herring <hidden> · 2014-06-17
Re: [PATCH v2 05/20] clk: sunxi: Support factor clocks with N multiplier factor starting from 1 · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 04/20] clk: sunxi: Fix gate indexing for sun6i-a31-apb0-gates · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 04/20] clk: sunxi: Fix gate indexing for sun6i-a31-apb0-gates · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 01/20] serial: 8250_dw: Add optional reset control support · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 01/20] serial: 8250_dw: Add optional reset control support · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 19/20] ARM: sunxi: Add Allwinner A23 dtsi · Chen-Yu Tsai <hidden> · 2014-06-17
[PATCH v2 11/20] clk: sunxi: Add A23 clocks support · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 11/20] clk: sunxi: Add A23 clocks support · Maxime Ripard <hidden> · 2014-06-18
Re: [PATCH v2 11/20] clk: sunxi: Add A23 clocks support · Chen-Yu Tsai <hidden> · 2014-06-19
[PATCH v2 18/20] ARM: sunxi: Add earlyprintk support using R_UART (sun6i/sun8i) · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 18/20] ARM: sunxi: Add earlyprintk support using R_UART (sun6i/sun8i) · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 07/20] clk: sunxi: Fix PLL6 calculation on sun6i · Chen-Yu Tsai <hidden> · 2014-06-17
[PATCH v2 12/20] clk: sunxi: Add A23 APB0 support to sun6i-a31-apb0-clk · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 12/20] clk: sunxi: Add A23 APB0 support to sun6i-a31-apb0-clk · Maxime Ripard <hidden> · 2014-06-18
Re: [PATCH v2 12/20] clk: sunxi: Add A23 APB0 support to sun6i-a31-apb0-clk · Chen-Yu Tsai <hidden> · 2014-06-19
Re: [PATCH v2 12/20] clk: sunxi: Add A23 APB0 support to sun6i-a31-apb0-clk · Maxime Ripard <hidden> · 2014-06-19
Re: [linux-sunxi] Re: [PATCH v2 12/20] clk: sunxi: Add A23 APB0 support to sun6i-a31-apb0-clk · Chen-Yu Tsai <hidden> · 2014-06-20
Re: [linux-sunxi] Re: [PATCH v2 12/20] clk: sunxi: Add A23 APB0 support to sun6i-a31-apb0-clk · maxime.ripard <hidden> · 2014-06-25
[PATCH v2 09/20] clk: sunxi: Add sun6i MBUS clock support · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 09/20] clk: sunxi: Add sun6i MBUS clock support · Maxime Ripard <hidden> · 2014-06-18
Re: [PATCH v2 09/20] clk: sunxi: Add sun6i MBUS clock support · Chen-Yu Tsai <hidden> · 2014-06-23
[PATCH v2 17/20] ARM: sunxi: Introduce Allwinner A23 support · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 17/20] ARM: sunxi: Introduce Allwinner A23 support · Maxime Ripard <hidden> · 2014-06-18
Re: [linux-sunxi] Re: [PATCH v2 17/20] ARM: sunxi: Introduce Allwinner A23 support · Chen-Yu Tsai <hidden> · 2014-06-20
Fwd: [linux-sunxi] Re: [PATCH v2 17/20] ARM: sunxi: Introduce Allwinner A23 support · Chen-Yu Tsai <hidden> · 2014-06-20
[PATCH v2 08/20] ARM: sun6i: DT: Rename PLL6 to PLL6x2 and add fixed-factor-clock for PLL6 · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 08/20] ARM: sun6i: DT: Rename PLL6 to PLL6x2 and add fixed-factor-clock for PLL6 · Maxime Ripard <hidden> · 2014-06-18
[PATCH v2 16/20] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 16/20] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM · Lee Jones <hidden> · 2014-06-18
Re: [PATCH v2 16/20] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM · Maxime Ripard <hidden> · 2014-06-18
Re: [PATCH v2 16/20] mfd: sun6i-prcm: Add support for Allwinner A23 PRCM · Chen-Yu Tsai <hidden> · 2014-06-20
[PATCH v2 14/20] pinctrl: sunxi: Add A23 PIO controller support · Chen-Yu Tsai <hidden> · 2014-06-17
Re: [PATCH v2 14/20] pinctrl: sunxi: Add A23 PIO controller support · Linus Walleij <hidden> · 2014-07-07

From: Maxime Ripard <hidden>
Date: 2014-06-18 12:30:10
Also in: linux-arm-kernel, linux-serial, lkml

On Tue, Jun 17, 2014 at 10:52:55PM +0800, Chen-Yu Tsai wrote:

sun6i/sun8i have a UART in the RTC block group, which can be used
as an early console. This is most useful on sun8i as UART0 is muxed
with MMC0, which is not available if we boot from MMC.

Signed-off-by: Chen-Yu Tsai <redacted>

Acked-by: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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