From: Matthias Brugger <matthias.bgg@gmail.com> To: mturquette@gmail.com Cc: sboyd@codeaurora.org, henryc.chen@mediatek.com, s.hauer@pengutronix.de, jamesjj.liao@mediatek.com, p.zabel@pengutronix.de, manabian@gmail.com, heiko@sntech.de, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: Re: [PATCH v4 0/3] clk: Add regmap support for clk mulitplexer Date: Tue, 07 Jul 2015 12:37:40 +0200 [thread overview] Message-ID: <4747793.LCMeNNmSbd@ubix> (raw) In-Reply-To: <1434464615-9080-1-git-send-email-matthias.bgg@gmail.com> On Tuesday, June 16, 2015 04:23:32 PM Matthias Brugger wrote: > This patch set adds regmap support for the simple clock multiplexer, > the divider clock and the clock gate. > Regmap use, apart from a pointer to the regmap struct, needs an > offset value to know where in the regmap it has to read/write. > We add both fields to the corresponding structs. > > The driver will distinguish between a clock which is based on regmap or not > through a flag specified in the clock hardware struct. > The approach does not break the existing clock framework API but adds > new functions for registering regmap clocks. Unregistering the clocks is > independent of the use of regmap or not, so that no new functions were > implemented. > > As an example user of the regmap clock multiplexer, it was implemented on > the mt8135. When accepted it will also be applied to the other Mediatek > SoCs. Other possible user are Qualcomm SoCs which up to now implement their > own regmap based clock multiplexer. > > This patch set is based on linux next. > To get the mt8135 eval board up and running, we need to enable the clock > support [1] and use the two clocks for the uart port [2]. > > Any comments welcome. > > [1] https://patchwork.kernel.org/patch/6261141/ > [2] https://patchwork.kernel.org/patch/6261151/ > Hi Mike, hi Stephen, Any comments on this patch set? Regrads, Matthias > Changes for v4: > - fix style issues > - use __clk_get_flags > - delete #ifdef CONFIG_REGMAP > > Changes for v3: > - rebase against linux-next > - provide regmap access to all three clock types in a unified way > > Changes for v2: > - use regmap_update_bits instead of read-write > - fix flag check > - add union in struct clk_mux > - fix typo in commit message > > --- > > Matthias Brugger (3): > clk: Add regmap support > clk: mediatek: Add support for clk-mux using regmap > clk: mediatek: Use regmap clk-mux for mt8135 > > drivers/clk/Makefile | 1 + > drivers/clk/clk-divider.c | 68 ++++++++++++++++++++++------ > drivers/clk/clk-gate.c | 57 +++++++++++++++++++----- > drivers/clk/clk-io.c | 48 ++++++++++++++++++++ > drivers/clk/clk-io.h | 22 +++++++++ > drivers/clk/clk-mux.c | 94 > ++++++++++++++++++++++++++++++++------- drivers/clk/mediatek/clk-mt8135.c | > 21 +++------ > drivers/clk/mediatek/clk-mtk.c | 37 +++++++++++++++ > drivers/clk/mediatek/clk-mtk.h | 26 +++++++++++ > include/linux/clk-provider.h | 54 ++++++++++++++++++++-- > 10 files changed, 370 insertions(+), 58 deletions(-) > create mode 100644 drivers/clk/clk-io.c > create mode 100644 drivers/clk/clk-io.h
WARNING: multiple messages have this Message-ID (diff)
From: matthias.bgg@gmail.com (Matthias Brugger) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 0/3] clk: Add regmap support for clk mulitplexer Date: Tue, 07 Jul 2015 12:37:40 +0200 [thread overview] Message-ID: <4747793.LCMeNNmSbd@ubix> (raw) In-Reply-To: <1434464615-9080-1-git-send-email-matthias.bgg@gmail.com> On Tuesday, June 16, 2015 04:23:32 PM Matthias Brugger wrote: > This patch set adds regmap support for the simple clock multiplexer, > the divider clock and the clock gate. > Regmap use, apart from a pointer to the regmap struct, needs an > offset value to know where in the regmap it has to read/write. > We add both fields to the corresponding structs. > > The driver will distinguish between a clock which is based on regmap or not > through a flag specified in the clock hardware struct. > The approach does not break the existing clock framework API but adds > new functions for registering regmap clocks. Unregistering the clocks is > independent of the use of regmap or not, so that no new functions were > implemented. > > As an example user of the regmap clock multiplexer, it was implemented on > the mt8135. When accepted it will also be applied to the other Mediatek > SoCs. Other possible user are Qualcomm SoCs which up to now implement their > own regmap based clock multiplexer. > > This patch set is based on linux next. > To get the mt8135 eval board up and running, we need to enable the clock > support [1] and use the two clocks for the uart port [2]. > > Any comments welcome. > > [1] https://patchwork.kernel.org/patch/6261141/ > [2] https://patchwork.kernel.org/patch/6261151/ > Hi Mike, hi Stephen, Any comments on this patch set? Regrads, Matthias > Changes for v4: > - fix style issues > - use __clk_get_flags > - delete #ifdef CONFIG_REGMAP > > Changes for v3: > - rebase against linux-next > - provide regmap access to all three clock types in a unified way > > Changes for v2: > - use regmap_update_bits instead of read-write > - fix flag check > - add union in struct clk_mux > - fix typo in commit message > > --- > > Matthias Brugger (3): > clk: Add regmap support > clk: mediatek: Add support for clk-mux using regmap > clk: mediatek: Use regmap clk-mux for mt8135 > > drivers/clk/Makefile | 1 + > drivers/clk/clk-divider.c | 68 ++++++++++++++++++++++------ > drivers/clk/clk-gate.c | 57 +++++++++++++++++++----- > drivers/clk/clk-io.c | 48 ++++++++++++++++++++ > drivers/clk/clk-io.h | 22 +++++++++ > drivers/clk/clk-mux.c | 94 > ++++++++++++++++++++++++++++++++------- drivers/clk/mediatek/clk-mt8135.c | > 21 +++------ > drivers/clk/mediatek/clk-mtk.c | 37 +++++++++++++++ > drivers/clk/mediatek/clk-mtk.h | 26 +++++++++++ > include/linux/clk-provider.h | 54 ++++++++++++++++++++-- > 10 files changed, 370 insertions(+), 58 deletions(-) > create mode 100644 drivers/clk/clk-io.c > create mode 100644 drivers/clk/clk-io.h
next prev parent reply other threads:[~2015-07-07 10:37 UTC|newest] Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-06-16 14:23 [PATCH v4 0/3] clk: Add regmap support for clk mulitplexer Matthias Brugger 2015-06-16 14:23 ` Matthias Brugger 2015-06-16 14:23 ` [PATCH v4 1/3] clk: Add regmap support Matthias Brugger 2015-06-16 14:23 ` Matthias Brugger 2015-06-16 14:23 ` Matthias Brugger 2015-06-19 16:01 ` Joachim Eastwood 2015-06-19 16:01 ` Joachim Eastwood 2015-06-19 16:01 ` Joachim Eastwood 2015-06-19 16:01 ` Joachim Eastwood 2015-06-19 18:10 ` Heiko Stuebner 2015-06-19 18:10 ` Heiko Stuebner 2015-06-19 18:10 ` Heiko Stuebner 2015-06-16 14:23 ` [PATCH v4 2/3] clk: mediatek: Add support for clk-mux using regmap Matthias Brugger 2015-06-16 14:23 ` Matthias Brugger 2015-06-16 14:23 ` Matthias Brugger 2015-06-16 14:23 ` [PATCH v4 3/3] clk: mediatek: Use regmap clk-mux for mt8135 Matthias Brugger 2015-06-16 14:23 ` Matthias Brugger 2015-07-07 10:37 ` Matthias Brugger [this message] 2015-07-07 10:37 ` [PATCH v4 0/3] clk: Add regmap support for clk mulitplexer Matthias Brugger
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