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From: briannorris@chromium.org (Brian Norris)
To: linux-arm-kernel@lists.infradead.org
Subject: [RESEND PATCH v2 4/8] clk: rockchip: rk3399: fix incorrect GATE bits for {c, g}pll_aclk_perihp_src
Date: Mon, 1 Aug 2016 13:20:58 -0700	[thread overview]
Message-ID: <20160801202057.GB129313@google.com> (raw)
In-Reply-To: <1470045224-31854-5-git-send-email-zhengxing@rock-chips.com>

On Mon, Aug 01, 2016 at 05:53:39PM +0800, Xing Zheng wrote:
> Sorry to refer incorrect clock diagram, we double check it that the
> bits configuration of the Xpll_aclk_perihp_src need to be fixed:
> bit 1 - shows aclk_perihp_cpll_src_en
> bit 0 - shows aclk_perihp_gpll_src_en

Last time, you confirmed with the IC designers that we had things right.
What's different this time? Have you, for instance, done more thorough
testing, to show that the logical parent structure this driver outputs
is actually what the hardware is doing?

I think maybe this would qualify as:

Fixes: 3bd14ae9da91 ("clk: rockchip: fix incorrect parent for rk3399's {c,g}pll_aclk_perihp_src")

The above is not exactly a pure regression (we really want both
changes), but apparently it wasn't a complete fix.

> Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
> ---
> 
> Changes in v2: None

Uhh, isn't this patch brand new in v2? I don't think that means
"Changes ... None".

Brian

>  drivers/clk/rockchip/clk-rk3399.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c
> index 2182391..8bf0d19 100644
> --- a/drivers/clk/rockchip/clk-rk3399.c
> +++ b/drivers/clk/rockchip/clk-rk3399.c
> @@ -833,9 +833,9 @@ static struct rockchip_clk_branch rk3399_clk_branches[] __initdata = {
>  
>  	/* perihp */
>  	GATE(0, "cpll_aclk_perihp_src", "cpll", CLK_IGNORE_UNUSED,
> -			RK3399_CLKGATE_CON(5), 0, GFLAGS),
> -	GATE(0, "gpll_aclk_perihp_src", "gpll", CLK_IGNORE_UNUSED,
>  			RK3399_CLKGATE_CON(5), 1, GFLAGS),
> +	GATE(0, "gpll_aclk_perihp_src", "gpll", CLK_IGNORE_UNUSED,
> +			RK3399_CLKGATE_CON(5), 0, GFLAGS),
>  	COMPOSITE(ACLK_PERIHP, "aclk_perihp", mux_aclk_perihp_p, CLK_IGNORE_UNUSED,
>  			RK3399_CLKSEL_CON(14), 7, 1, MFLAGS, 0, 5, DFLAGS,
>  			RK3399_CLKGATE_CON(5), 2, GFLAGS),
> -- 
> 1.7.9.5
> 
> 

  reply	other threads:[~2016-08-01 20:20 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-01  9:53 [RESEND PATCH v2 0/8] fix and optimize some clock configuration for the RK3399 platfom Xing Zheng
2016-08-01  9:53 ` [RESEND PATCH v2 2/8] clk: rockchip: rk3399: export 480M_SRC clock id for usbphy0/usbphy1 Xing Zheng
2016-08-01  9:53 ` [RESEND PATCH v2 3/8] clk: rockchip: rk3399: fix incorrect parent for rk3399's {c, g}pll_aclk_perihp_src Xing Zheng
2016-08-01 20:13   ` Brian Norris
2016-08-02  1:50     ` Xing Zheng
2016-08-01  9:53 ` [RESEND PATCH v2 4/8] clk: rockchip: rk3399: fix incorrect GATE bits for " Xing Zheng
2016-08-01 20:20   ` Brian Norris [this message]
2016-08-01  9:56 ` [RESEND PATCH v2 5/8] clk: rockchip: rk3399: fix incorrect aclk_emmc source gate bits Xing Zheng
2016-08-01  9:58 ` [RESEND PATCH v2 6/8] clk: rockchip: rk3399: add 65MHz and 106.5MHz clocks for HDMI Xing Zheng
2016-08-01  9:58 ` [RESEND PATCH v2 7/8] clk: rockchip: rk3399: delete the CLK_IGNORE_UNUSED for aclk_pcie Xing Zheng
2016-08-01  9:58 ` [RESEND PATCH v2 8/8] clk: rockchip: rk3399: Add support frac mode frequencies Xing Zheng

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