From: Chen-Yu Tsai <wens@csie.org>
To: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Chen-Yu Tsai <wens@csie.org>, Lee Jones <lee.jones@linaro.org>,
Mike Turquette <mturquette@linaro.org>,
Stephen Boyd <sboyd@codeaurora.org>,
linux-clk <linux-clk@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 4/5] ARM: dts: sun9i: Add A80 PRCM clocks and reset control nodes
Date: Mon, 4 May 2015 23:25:18 +0800 [thread overview]
Message-ID: <CAGb2v676gpGKm+9vHLnfvhJ=tCyRAkE2G7Pi87oNsWmJJ5+ROg@mail.gmail.com> (raw)
In-Reply-To: <20150504130546.GC3274@lukather>
On Mon, May 4, 2015 at 9:05 PM, Maxime Ripard
<maxime.ripard@free-electrons.com> wrote:
> On Fri, May 01, 2015 at 12:10:05AM +0800, Chen-Yu Tsai wrote:
>> This adds the PRCM clocks and reset controls to the A80 dtsi.
>>
>> The list of apbs clock gates is incomplete. Tests show that bits 0~20
>> are mutable. We will need documents from Allwinner to complete the
>> support.
>>
>> Also update clock and reset phandles for r_uart.
>>
>> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
>> ---
>> arch/arm/boot/dts/sun9i-a80.dtsi | 64 +++++++++++++++++++++++++++++++++++++++-
>> 1 file changed, 63 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi
>> index d3dece2eea72..f0869ff8006f 100644
>> --- a/arch/arm/boot/dts/sun9i-a80.dtsi
>> +++ b/arch/arm/boot/dts/sun9i-a80.dtsi
>> @@ -169,6 +169,14 @@
>> "usb_phy2", "usb_hsic_12M";
>> };
>>
>> + pll3: clk@06000008 {
>> + /* placeholder until implemented */
>> + #clock-cells = <0>;
>> + compatible = "fixed-clock";
>> + clock-rate = <0>;
>> + clock-output-names = "pll3";
>> + };
>> +
>> pll4: clk@0600000c {
>> #clock-cells = <0>;
>> compatible = "allwinner,sun9i-a80-pll4-clk";
>> @@ -751,13 +759,67 @@
>> interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
>> };
>>
>> + prcm@08001400 {
>> + compatible = "allwinner,sun9i-a80-prcm";
>> + reg = <0x08001400 0x200>;
>> +
>> + cpus_clk: cpus_clk {
>
> I wonder whether it would not be more readable to have this as
> clk@<prcm_offset>, just like all the other clocks?
I agree it is more readable, though it is purely aesthetics. What offset
did you have in mind? Offset from PRCM base (0x08001400)? Or the complete
address?
Since I'm sending a new version anyway, I can make this change.
ChenYu
next prev parent reply other threads:[~2015-05-04 15:26 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-30 16:10 [PATCH v2 0/5] ARM: sun9i: Add support for PRCM on Allwinner A80 SoC Chen-Yu Tsai
2015-04-30 16:10 ` [PATCH v2 1/5] clk: sunxi: sun6i-apb0: Add support for sun9i A80 apbs gates Chen-Yu Tsai
2015-04-30 16:10 ` [PATCH v2 2/5] clk: sunxi: support the cpus (cpu special) clock on the Allwinner A80 Chen-Yu Tsai
2015-05-04 12:51 ` Maxime Ripard
2015-05-04 15:22 ` Chen-Yu Tsai
2015-05-05 8:25 ` Maxime Ripard
2015-05-05 10:01 ` Chen-Yu Tsai
2015-05-05 12:02 ` Maxime Ripard
2015-04-30 16:10 ` [PATCH v2 3/5] mfd: sun6i-prcm: Add support for PRCM found on Allwinner A80 SoC Chen-Yu Tsai
2015-05-04 12:53 ` Maxime Ripard
2015-05-04 15:15 ` Chen-Yu Tsai
2015-04-30 16:10 ` [PATCH v2 4/5] ARM: dts: sun9i: Add A80 PRCM clocks and reset control nodes Chen-Yu Tsai
2015-05-04 13:05 ` Maxime Ripard
2015-05-04 15:25 ` Chen-Yu Tsai [this message]
2015-05-05 8:03 ` Maxime Ripard
2015-04-30 16:10 ` [PATCH v2 5/5] ARM: dts: sun9i: Add TODO comments for the main and low power clocks Chen-Yu Tsai
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