linux-kernel - Re: [PATCH v3 1/9] clk: berlin: move to a dedicated sub-node

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Date:	Thu, 07 May 2015 10:46:34 +0200
From:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To:	Antoine Tenart <antoine.tenart@...e-electrons.com>,
	mturquette@...aro.org, sboyd@...eaurora.org
CC:	zmxu@...vell.com, jszhang@...vell.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/9] clk: berlin: move to a dedicated sub-node

On 28.04.2015 13:32, Sebastian Hesselbarth wrote:
> On 07.04.2015 16:45, Antoine Tenart wrote:
>> The Berlin clock driver was sharing a DT node with the pin controller
>> and the reset driver. All these devices are now sub-nodes of the chip
>> controller. This patch rework the Berlin clock driver to allow moving
>> the Berlin clock DT bindings into their own sub-node of the chip
>> controller node.
>>
>> Signed-off-by: Antoine Tenart <antoine.tenart@...e-electrons.com>
>
> Mike, Stephen,
>
> would you mind to give your Acked-by for this patch and let me take
> this through Berlin and ARM-SoC tree? The patch only touches berlin-
> specific subdirectories in clk/ so there should be no merge issues
> expected.

Gentle ping.

Mike, Stephen,

I'd like to see this in v4.2-rc and it has been around for at least
a cycle.

Sebastian

>> ---
>>   drivers/clk/berlin/bg2.c  | 7 +++----
>>   drivers/clk/berlin/bg2q.c | 7 ++++---
>>   2 files changed, 7 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/clk/berlin/bg2.c b/drivers/clk/berlin/bg2.c
>> index 515fb133495c..3bfb3aede9f4 100644
>> --- a/drivers/clk/berlin/bg2.c
>> +++ b/drivers/clk/berlin/bg2.c
>> @@ -502,12 +502,13 @@ static const struct berlin2_gate_data
>> bg2_gates[] __initconst = {
>>
>>   static void __init berlin2_clock_setup(struct device_node *np)
>>   {
>> +    struct device_node *parent_np = of_get_parent(np);
>>       const char *parent_names[9];
>>       struct clk *clk;
>>       u8 avpll_flags = 0;
>>       int n;
>>
>> -    gbase = of_iomap(np, 0);
>> +    gbase = of_iomap(parent_np, 0);
>>       if (!gbase)
>>           return;
>>
>> @@ -685,7 +686,5 @@ static void __init berlin2_clock_setup(struct
>> device_node *np)
>>   bg2_fail:
>>       iounmap(gbase);
>>   }
>> -CLK_OF_DECLARE(berlin2_clock, "marvell,berlin2-chip-ctrl",
>> -           berlin2_clock_setup);
>> -CLK_OF_DECLARE(berlin2cd_clock, "marvell,berlin2cd-chip-ctrl",
>> +CLK_OF_DECLARE(berlin2_clock, "marvell,berlin2-clk",
>>              berlin2_clock_setup);
>> diff --git a/drivers/clk/berlin/bg2q.c b/drivers/clk/berlin/bg2q.c
>> index 440ef81ab15c..72a50ded145a 100644
>> --- a/drivers/clk/berlin/bg2q.c
>> +++ b/drivers/clk/berlin/bg2q.c
>> @@ -290,18 +290,19 @@ static const struct berlin2_gate_data
>> bg2q_gates[] __initconst = {
>>
>>   static void __init berlin2q_clock_setup(struct device_node *np)
>>   {
>> +    struct device_node *parent_np = of_get_parent(np);
>>       const char *parent_names[9];
>>       struct clk *clk;
>>       int n;
>>
>> -    gbase = of_iomap(np, 0);
>> +    gbase = of_iomap(parent_np, 0);
>>       if (!gbase) {
>>           pr_err("%s: Unable to map global base\n", np->full_name);
>>           return;
>>       }
>>
>>       /* BG2Q CPU PLL is not part of global registers */
>> -    cpupll_base = of_iomap(np, 1);
>> +    cpupll_base = of_iomap(parent_np, 1);
>>       if (!cpupll_base) {
>>           pr_err("%s: Unable to map cpupll base\n", np->full_name);
>>           iounmap(gbase);
>> @@ -384,5 +385,5 @@ bg2q_fail:
>>       iounmap(cpupll_base);
>>       iounmap(gbase);
>>   }
>> -CLK_OF_DECLARE(berlin2q_clock, "marvell,berlin2q-chip-ctrl",
>> +CLK_OF_DECLARE(berlin2q_clock, "marvell,berlin2q-clk",
>>              berlin2q_clock_setup);
>>
>

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