From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753304Ab3KEJPw (ORCPT ); Tue, 5 Nov 2013 04:15:52 -0500 Received: from mailout3.w1.samsung.com ([210.118.77.13]:59738 "EHLO mailout3.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750990Ab3KEJPr (ORCPT ); Tue, 5 Nov 2013 04:15:47 -0500 X-AuditID: cbfec7f4-b7f0a6d000007b1b-4f-5278b741c142 Message-id: <5278B73F.1090508@samsung.com> Date: Tue, 05 Nov 2013 13:15:43 +0400 From: Tarek Dakhran User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.0 MIME-version: 1.0 To: Tomasz Figa , Vyacheslav Tyrtov Cc: linux-kernel@vger.kernel.org, Rob Herring , Pawel Moll , Mark Rutland , Stephen Warren , Ian Campbell , Rob Landley , Kukjin Kim , Russell King , Ben Dooks , Mike Turquette , Daniel Lezcano , Thomas Gleixner , Heiko Stuebner , Naour Romain , devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: Re: [PATCH v2 2/4] clk: exynos5410: register clocks using common clock framework References: <1381763305-7085-1-git-send-email-v.tyrtov@samsung.com> <1381763305-7085-3-git-send-email-v.tyrtov@samsung.com> <1421095.b3lQaz2kV9@flatron> In-reply-to: <1421095.b3lQaz2kV9@flatron> Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrIIsWRmVeSWpSXmKPExsVy+t/xK7qO2yuCDFb18FlMWneAyWLeZ1mL +UfOsVr8f/Sa1eLcq5WMFr0LrrJZbHp8jdViYdsSFovLu+awWcw4v4/J4vZlXoul1y8yWTyd cJHNYsL0tSwWh1cAzVj3cjqLxZafHYwWrw62sVhs3jSV2WLVrj+MFlNn/GB3EPVYM28No0dL cw+bx4LPV9g9/q56weyxc9Zddo+Vy7+webxaPZPV4861PWwe786dY/fYvKTe49U1Fo++LasY PbZfm8fs8XmTnMfGuaEB/FFcNimpOZllqUX6dglcGZ93v2Ir2Ctc8eHtM+YGxs/8XYycHBIC JhJ/V35lg7DFJC7cWw9kc3EICSxllJj26T4rhPOeUeLBh+UsIFW8AloSZ2dvYASxWQRUJa5+ fcnexcjBwSagLbFlhxdIWFQgTOJo009WiHJBiR+T74G1iggES+zYuYoZZCazwHFWiUedz9lA eoUFoiXm3OCG2DWHUWL3io9MIA2cApoSiw/uYQexmQWsJVZO2sYIYctLbF7zlnkCo8AsJDtm ISmbhaRsASPzKkbR1NLkguKk9FxDveLE3OLSvHS95PzcTYyQaP6yg3HxMatDjAIcjEo8vA/O lgcJsSaWFVfmHmKU4GBWEuGtqawIEuJNSaysSi3Kjy8qzUktPsTIxMEp1cAobfp1zvurLF77 C7/qOfGdetGtuHfqRee1WUfDk24e87yflMAXZi0d92FWys+ow9pTqgKcw9Ln3nT0zKpfsHbD 6QNbds6rfFku8E6m5SyT2qInn0OLuReeP+LguO7hBct9WwUua+qziv56nNF6RWhDIu+hLc+d Jr+06PON+Hg7wbTU4OXfkDe7lFiKMxINtZiLihMBhKTU0MQCAAA= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 >> >> The EXYNOS5410 clocks are statically listed and registered >> using the Samsung specific common clock helper functions. >> >> Signed-off-by: Tarek Dakhran >> Signed-off-by: Vyacheslav Tyrtov >> --- >> .../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