[PATCH v2 2/4] clk: exynos5410: register clocks using common clock framework
Tarek Dakhran
t.dakhran at samsung.com
Tue Nov 5 04:15:43 EST 2013
Hi,
On 01.11.2013 20:58, Tomasz Figa wrote:
> Hi,
>
> On Monday 14 of October 2013 19:08:23 Vyacheslav Tyrtov wrote:
>> From: Tarek Dakhran <t.dakhran at samsung.com>
>>
>> The EXYNOS5410 clocks are statically listed and registered
>> using the Samsung specific common clock helper functions.
>>
>> Signed-off-by: Tarek Dakhran <t.dakhran at samsung.com>
>> Signed-off-by: Vyacheslav Tyrtov <v.tyrtov at samsung.com>
>> ---
>> .../devicetree/bindings/clock/exynos5410-clock.txt | 37 +++
>> drivers/clk/samsung/Makefile | 1 +
>> drivers/clk/samsung/clk-exynos5410.c | 251
>> +++++++++++++++++++++ include/dt-bindings/clock/exynos5410.h
>> | 175 ++++++++++++++ 4 files changed, 464 insertions(+)
>> create mode 100644
>> Documentation/devicetree/bindings/clock/exynos5410-clock.txt create
>> mode 100644 drivers/clk/samsung/clk-exynos5410.c
>> create mode 100644 include/dt-bindings/clock/exynos5410.h
> The driver looks pretty good now, thanks for addressing my comments to
> previous version. There are still few issues remaining, though. Please see
> my comments inline.
>
> [snip]
>> diff --git a/drivers/clk/samsung/clk-exynos5410.c
>> b/drivers/clk/samsung/clk-exynos5410.c new file mode 100644
>> index 0000000..c5eba08
>> --- /dev/null
>> +++ b/drivers/clk/samsung/clk-exynos5410.c
> [snip]
>> +static struct of_device_id ext_clk_match[] __initdata = {
>> + { .compatible = "samsung,clock-oscclk", .data = (void *)0, },
>> + { },
>> +};
> I don't see anything in binding documentation mentioning this compatible
> value. Anyway, since there is already a generic binding for fixed rate
> clocks, this shouldn't be needed at all.
>
>> +
>> +/* register exynos5410 clocks */
>> +static void __init exynos5410_clk_init(struct device_node *np)
>> +{
>> + void __iomem *reg_base;
>> +
>> + reg_base = of_iomap(np, 0);
>> + if (!reg_base)
>> + panic("%s: failed to map registers\n", __func__);
>> +
>> + samsung_clk_init(np, reg_base, CLK_NR_CLKS,
>> + exynos5410_clk_regs,
> ARRAY_SIZE(exynos5410_clk_regs),
>> + NULL, 0);
>> + samsung_clk_of_register_fixed_ext(exynos5410_frt_ext_clks,
>> + ARRAY_SIZE(exynos5410_frt_ext_clks),
>> + ext_clk_match);
> This call could be dropped after moving to generic fixed rate clock
> bindings.
>
> Best regards,
> Tomasz
Already done. Will be added in patch v3.
Thank you for comments, Tomasz.
Best regards,
Tarek Dakhran
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