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From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/7] clk: sunxi: Fix PLL6 calculation on sun6i
Date: Thu, 11 Sep 2014 22:38:25 +0200	[thread overview]
Message-ID: <20140911203825.GL31276@lukather> (raw)
In-Reply-To: <1410000448-9999-3-git-send-email-wens@csie.org>

On Sat, Sep 06, 2014 at 06:47:23PM +0800, Chen-Yu Tsai wrote:
> The N factor for PLL6 counts from 1 to 32, as specified in the A23
> manual, and shown in Allwinner's original A31 code.
> 
> Also the PLL6 factors alone calculate the clock rate for PLL6x2, not
> the normal halved output for PLL6. This is what the factors clk
> .recalc_rate callback expects.
> 
> This patch fixes the N factor in the clock driver, and adds a post
> PLL divider of 2 to calculate the rate for PLL6.
> 
> A further patch (to the DT) should add a fixed-factor x2 clock as
> the PLL6x2 output.
> 
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>

Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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  reply	other threads:[~2014-09-11 20:38 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-06 10:47 [PATCH 0/7] clk: sun6i: Unify AHB1 clock and fix rate calculation Chen-Yu Tsai
2014-09-06 10:47 ` [PATCH 1/7] clk: sunxi: Add post clk divider for factor clocks Chen-Yu Tsai
2014-09-11 20:36   ` Maxime Ripard
2014-09-13 14:43   ` Emilio López
2014-09-16  8:11     ` [linux-sunxi] " Chen-Yu Tsai
2014-09-16 15:57     ` Maxime Ripard
2014-09-24 15:35       ` Chen-Yu Tsai
2014-09-27  7:07         ` Maxime Ripard
2014-09-27  7:23           ` Chen-Yu Tsai
2014-09-06 10:47 ` [PATCH 2/7] clk: sunxi: Fix PLL6 calculation on sun6i Chen-Yu Tsai
2014-09-11 20:38   ` Maxime Ripard [this message]
2014-09-06 10:47 ` [PATCH 3/7] clk: sunxi: unify sun6i AHB1 clock with proper PLL6 pre-divider Chen-Yu Tsai
2014-09-11 21:02   ` Maxime Ripard
2014-09-12  3:16     ` Chen-Yu Tsai
2014-09-13 10:26       ` Maxime Ripard
2014-09-25 23:03         ` Mike Turquette
2014-09-26  8:28           ` Maxime Ripard
2014-09-06 10:47 ` [PATCH 4/7] ARM: dts: sun8i: Unify ahb1 clock nodes Chen-Yu Tsai
2014-09-06 10:47 ` [PATCH 5/7] ARM: dts: sun6i: " Chen-Yu Tsai
2014-09-06 10:47 ` [PATCH 6/7] ARM: dts: sun6i: Add required ahb1 clock parent and rates for dma controller Chen-Yu Tsai
2014-09-11 21:15   ` Maxime Ripard
2014-09-12  2:10     ` Chen-Yu Tsai
2014-09-16 15:48       ` Maxime Ripard
2014-09-16 16:01         ` Chen-Yu Tsai
2014-09-20  9:59           ` Maxime Ripard
2014-09-21  8:31             ` Chen-Yu Tsai
2014-09-25 13:41               ` Maxime Ripard
2014-09-06 10:47 ` [PATCH 7/7] dmaengine: sun6i: Remove obsolete clk muxing code Chen-Yu Tsai
2014-09-11 21:16   ` Maxime Ripard
2014-09-24  5:10   ` Vinod Koul
2014-09-11 20:36 ` [PATCH 0/7] clk: sun6i: Unify AHB1 clock and fix rate calculation Maxime Ripard
2014-09-26  0:25   ` Mike Turquette
2014-09-26  0:55     ` Chen-Yu Tsai
2014-09-26 18:53       ` Mike Turquette
2014-10-09  3:16         ` Chen-Yu Tsai
2014-10-13 10:39           ` Maxime Ripard

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