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From: Tony Lindgren <tony@atomide.com>
To: Tero Kristo <t-kristo@ti.com>
Cc: linux-omap@vger.kernel.org, linux-clk@vger.kernel.org,
	sboyd@codeaurora.org, mturquette@baylibre.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [RESEND PATCHv2 04/28] ARM: OMAP2+: hwmod: use new ti_clk_get API to search for clock handles
Date: Mon, 27 Jun 2016 23:57:12 -0700	[thread overview]
Message-ID: <20160628065712.GC28140@atomide.com> (raw)
In-Reply-To: <1465844702-12200-5-git-send-email-t-kristo@ti.com>

Hi,

* Tero Kristo <t-kristo@ti.com> [160613 12:07]:
> The new API avoids the need to add clock aliases for most of the clocks,
> should use of it is preferred. Many of the existing clock aliases are
> only created because of hwmod data.
> 
> Signed-off-by: Tero Kristo <t-kristo@ti.com>
> ---
>  arch/arm/mach-omap2/omap_hwmod.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
> index 83cb527..0ea869c 100644
> --- a/arch/arm/mach-omap2/omap_hwmod.c
> +++ b/arch/arm/mach-omap2/omap_hwmod.c
> @@ -786,7 +786,7 @@ static int _init_main_clk(struct omap_hwmod *oh)
>  	if (!oh->main_clk)
>  		return 0;
>  
> -	oh->_clk = clk_get(NULL, oh->main_clk);
> +	oh->_clk = ti_clk_get(oh->main_clk);
>  	if (IS_ERR(oh->_clk)) {
>  		pr_warn("omap_hwmod: %s: cannot clk_get main_clk %s\n",
>  			oh->name, oh->main_clk);

After thinking about this for a while I think code outside TI specific
clock implementation should use just clk_get(). Otherwise we create more
dependencies to move code to live under drivers subdirectory.

Can't we have clk_get() call a SoC specific helper function if clock
is not found?

Regards,

Tony

WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [RESEND PATCHv2 04/28] ARM: OMAP2+: hwmod: use new ti_clk_get API to search for clock handles
Date: Mon, 27 Jun 2016 23:57:12 -0700	[thread overview]
Message-ID: <20160628065712.GC28140@atomide.com> (raw)
In-Reply-To: <1465844702-12200-5-git-send-email-t-kristo@ti.com>

Hi,

* Tero Kristo <t-kristo@ti.com> [160613 12:07]:
> The new API avoids the need to add clock aliases for most of the clocks,
> should use of it is preferred. Many of the existing clock aliases are
> only created because of hwmod data.
> 
> Signed-off-by: Tero Kristo <t-kristo@ti.com>
> ---
>  arch/arm/mach-omap2/omap_hwmod.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
> index 83cb527..0ea869c 100644
> --- a/arch/arm/mach-omap2/omap_hwmod.c
> +++ b/arch/arm/mach-omap2/omap_hwmod.c
> @@ -786,7 +786,7 @@ static int _init_main_clk(struct omap_hwmod *oh)
>  	if (!oh->main_clk)
>  		return 0;
>  
> -	oh->_clk = clk_get(NULL, oh->main_clk);
> +	oh->_clk = ti_clk_get(oh->main_clk);
>  	if (IS_ERR(oh->_clk)) {
>  		pr_warn("omap_hwmod: %s: cannot clk_get main_clk %s\n",
>  			oh->name, oh->main_clk);

After thinking about this for a while I think code outside TI specific
clock implementation should use just clk_get(). Otherwise we create more
dependencies to move code to live under drivers subdirectory.

Can't we have clk_get() call a SoC specific helper function if clock
is not found?

Regards,

Tony

  reply	other threads:[~2016-06-28  6:57 UTC|newest]

Thread overview: 129+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-13 19:04 [RESEND PATCHv2 00/28] clk: ti: hwmod clock type support Tero Kristo
2016-06-13 19:04 ` Tero Kristo
2016-06-13 19:04 ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 01/28] clk: ti: add ti_clk_get helper API Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-28  6:47   ` Tony Lindgren
2016-06-28  6:47     ` Tony Lindgren
2016-06-29  6:17     ` Tero Kristo
2016-06-29  6:17       ` Tero Kristo
2016-06-29  6:17       ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 02/28] clk: ti: dpll: use ti_clk_get to fetch ref/bypass clocks Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 03/28] ARM: OMAP2+: omap_device: create clock alias purely from DT data Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-28  7:00   ` Tony Lindgren
2016-06-28  7:00     ` Tony Lindgren
2016-06-29  7:08     ` Tero Kristo
2016-06-29  7:08       ` Tero Kristo
2016-06-29  7:08       ` Tero Kristo
2016-06-29  7:10       ` Tero Kristo
2016-06-29  7:10         ` Tero Kristo
2016-06-29  7:10         ` Tero Kristo
2016-06-29  7:54         ` Tony Lindgren
2016-06-29  7:54           ` Tony Lindgren
2016-06-29  9:00           ` Tero Kristo
2016-06-29  9:00             ` Tero Kristo
2016-06-29  9:00             ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 04/28] ARM: OMAP2+: hwmod: use new ti_clk_get API to search for clock handles Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-28  6:57   ` Tony Lindgren [this message]
2016-06-28  6:57     ` Tony Lindgren
2016-06-29  6:16     ` Tero Kristo
2016-06-29  6:16       ` Tero Kristo
2016-06-29  6:16       ` Tero Kristo
2016-06-29  7:01       ` Tony Lindgren
2016-06-29  7:01         ` Tony Lindgren
2016-06-13 19:04 ` [RESEND PATCHv2 05/28] ARM: OMAP2+: clock: use the new ti_clk_get for fetching clocks Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 06/28] ARM: OMAP2+: hwmod: fetch main_clk based on hwmod name Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-28  7:03   ` Tony Lindgren
2016-06-28  7:03     ` Tony Lindgren
2016-06-13 19:04 ` [RESEND PATCHv2 07/28] ARM: OMAP2+: timer: change order of hwmod data handling Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-28  7:04   ` Tony Lindgren
2016-06-28  7:04     ` Tony Lindgren
2016-06-13 19:04 ` [RESEND PATCHv2 08/28] ARM: OMAP2+: clockdomain: add usecounting support to autoidle APIs Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 23:31   ` Nishanth Menon
2016-06-13 23:31     ` Nishanth Menon
2016-06-13 23:31     ` Nishanth Menon
2016-06-14  6:31     ` Tero Kristo
2016-06-14  6:31       ` Tero Kristo
2016-06-14  6:31       ` Tero Kristo
2016-06-28  7:06   ` Tony Lindgren
2016-06-28  7:06     ` Tony Lindgren
2016-06-13 19:04 ` [RESEND PATCHv2 09/28] ARM: AM33xx: fix module_wait_ready without clkctrl register Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-28  7:08   ` Tony Lindgren
2016-06-28  7:08     ` Tony Lindgren
2016-06-13 19:04 ` [RESEND PATCHv2 10/28] clk: ti: omap2: transition to usage of ti_clk_get Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 11/28] clk: ti: am33xx: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 12/28] clk: ti: omap3: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 13/28] clk: ti: am43xx: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 14/28] clk: ti: omap4: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 15/28] clk: ti: omap5: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 16/28] clk: ti: dra7: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 17/28] clk: ti: dm814x: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 18/28] clk: ti: dm816x: cleanup any unnecessary clock aliases Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 19/28] clk: ti: remove un-used definitions from public clk_hw_omap struct Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 20/28] clk: ti: mux: export mux clock APIs locally Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 21/28] clk: ti: am33xx: fix timer3/6 init time setup for module clocks Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 22/28] dt-bindings: clk: ti: Document module clock type Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 23/28] clk: ti: add support for omap4 module clocks Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 24/28] ARM: dts: omap4: add hwmod " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04 ` [RESEND PATCHv2 25/28] ARM: dts: am33xx: " Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:04   ` Tero Kristo
2016-06-13 19:05 ` [RESEND PATCHv2 26/28] ARM: dts: am43xx: " Tero Kristo
2016-06-13 19:05   ` Tero Kristo
2016-06-13 19:05   ` Tero Kristo
2016-06-13 19:05 ` [RESEND PATCHv2 27/28] ARM: dts: omap5: " Tero Kristo
2016-06-13 19:05   ` Tero Kristo
2016-06-13 19:05   ` Tero Kristo
2016-06-13 19:05 ` [RESEND PATCHv2 28/28] ARM: dts: dra7: " Tero Kristo
2016-06-13 19:05   ` Tero Kristo
2016-06-13 19:05   ` Tero Kristo
2016-06-20 12:10 ` [RESEND PATCHv2 00/28] clk: ti: hwmod clock type support Tony Lindgren
2016-06-20 12:10   ` Tony Lindgren
2016-06-20 12:10   ` Tony Lindgren

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