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Message-id: <003501ce8d16$542dd5d0$fc898170$@samsung.com>
Date: Tue, 30 Jul 2013 20:17:08 +0900
From: Cho KyongHo <pullip.cho@...sung.com>
To: 'Mike Turquette' <mturquette@...aro.org>,
'Linux ARM Kernel' <linux-arm-kernel@...ts.infradead.org>,
'Linux IOMMU' <iommu@...ts.linux-foundation.org>,
'Linux Kernel' <linux-kernel@...r.kernel.org>,
'Linux Samsung SOC' <linux-samsung-soc@...r.kernel.org>
Cc: 'Kukjin Kim' <kgene.kim@...sung.com>,
'Hyunwoong Kim' <khw0178.kim@...sung.com>,
'Prathyush' <prathyush.k@...sung.com>,
'Grant Grundler' <grundler@...omium.org>,
'Joerg Roedel' <joro@...tes.org>,
'Keyyoung Park' <keyyoung.park@...sung.com>,
'Subash Patel' <supash.ramaswamy@...aro.org>,
'Sachin Kamat' <sachin.kamat@...aro.org>,
'Thomas Abraham' <thomas.abraham@...aro.org>,
'Antonios Motakis' <a.motakis@...tualopensystems.com>,
kvmarm@...ts.cs.columbia.edu,
'Rahul Sharma' <rahul.sharma@...sung.com>
Subject: RE: RE: [PATCH v8 05/12] clk: exynos5250: add gate clock descriptions
of System MMU
> -----Original Message-----
> From: Mike Turquette [mailto:mturquette@...aro.org]
> Sent: Tuesday, July 30, 2013 3:47 PM
> To: Cho KyongHo; 'Linux ARM Kernel'; 'Linux IOMMU'; 'Linux Kernel'; 'Linux Samsung SOC'
> Cc: 'Kukjin Kim'; 'Hyunwoong Kim'; 'Prathyush'; 'Grant Grundler'; 'Joerg Roedel'; 'Keyyoung Park';
> 'Subash Patel'; 'Sachin Kamat'; 'Thomas Abraham'; 'Antonios Motakis'; kvmarm@...ts.cs.columbia.edu;
> 'Rahul Sharma'
> Subject: Re: RE: [PATCH v8 05/12] clk: exynos5250: add gate clock descriptions of System MMU
>
> Quoting Cho KyongHo (2013-07-27 02:08:11)
> > > -----Original Message-----
> > > From: Mike Turquette [mailto:mturquette@...aro.org]
> > > Sent: Saturday, July 27, 2013 5:01 AM
> > >
> > > Quoting Cho KyongHo (2013-07-26 04:27:54)
> > > > This adds gate clocks of all System MMUs and their master IPs
> > > > that are not apeared in clk-exynos5250.c
> > > >
> > > > Signed-off-by: Cho KyongHo <pullip.cho@...sung.com>
> > >
> > > Change looks good to me. Are you OK if I take it into the clk tree or do
> > > you want to keep this series together?
> >
> > I would like you to pick this to your tree and let me know which branch
> > contains this patch.
> > Then I will remove this from my patch series.
>
> camif_top corresponds to 345 in your patch, but this conflicts the g2d
> clock introduced in patch "clk: exynos5250: Add G2D gate clock" in the
> clk tree. I've pushed out the latest clk-next branch with this change:
>
> git://git.linaro.org/people/mturquette/linux.git clk-next
>
> Can you rebase your change on top of this and resolve the clock id
> mapping?
>
Oh,
I will rebase this patch on your git in the next patch version.
Thank you.
> Thanks,
> Mike
>
> >
> > Thank you,
> > Cho KyongHo.
> > >
> > > Regards,
> > > Mike
> > >
> > > > ---
> > > > .../devicetree/bindings/clock/exynos5250-clock.txt | 28 +++++++++-
> > > > drivers/clk/samsung/clk-exynos5250.c | 57 ++++++++++++++++---
> > > > 2 files changed, 75 insertions(+), 10 deletions(-)
> > > >
> > > > diff --git a/Documentation/devicetree/bindings/clock/exynos5250-clock.txt
> > > > b/Documentation/devicetree/bindings/clock/exynos5250-clock.txt
> > > > index 781a627..df49694 100644
> > > > --- a/Documentation/devicetree/bindings/clock/exynos5250-clock.txt
> > > > +++ b/Documentation/devicetree/bindings/clock/exynos5250-clock.txt
> > > > @@ -154,7 +154,33 @@ clock which they consume.
> > > > dsim0 341
> > > > dp 342
> > > > mixer 343
> > > > - hdmi 345
> > > > + hdmi 344
> > > > + camif_top 345
> > > > + smmu_fimc_lite0 346
> > > > + smmu_fimc_lite1 347
> > > > + smmu_fimc_lite2 348
> > > > + smmu_tv 349
> > > > + smmu_fimd1 350
> > > > + smmu_2d 351
> > > > + fimc_isp 352
> > > > + fimc_drc 353
> > > > + fimc_fd 354
> > > > + fimc_scc 355
> > > > + fimc_scp 356
> > > > + fimc_mcuctl 357
> > > > + fimc_odc 358
> > > > + fimc_dis 359
> > > > + fimc_3dnr 360
> > > > + smmu_fimc_isp 361
> > > > + smmu_fimc_drc 362
> > > > + smmu_fimc_fd 363
> > > > + smmu_fimc_scc 364
> > > > + smmu_fimc_scp 365
> > > > + smmu_fimc_mcuctl 366
> > > > + smmu_fimc_odc 367
> > > > + smmu_fimc_dis0 368
> > > > + smmu_fimc_dis1 369
> > > > + smmu_fimc_3dnr 370
> > > >
> > > > Example 1: An example of a clock controller node is listed below.
> > > >
> > > > diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
> > > > index 22d7699..e242bde 100644
> > > > --- a/drivers/clk/samsung/clk-exynos5250.c
> > > > +++ b/drivers/clk/samsung/clk-exynos5250.c
> > > > @@ -53,12 +53,15 @@
> > > > #define DIV_PERIC3 0x10564
> > > > #define DIV_PERIC4 0x10568
> > > > #define DIV_PERIC5 0x1056c
> > > > +#define GATE_IP_ISP0 0x0C800
> > > > +#define GATE_IP_ISP1 0x0C800
> > > > #define GATE_IP_GSCL 0x10920
> > > > #define GATE_IP_MFC 0x1092c
> > > > #define GATE_IP_GEN 0x10934
> > > > #define GATE_IP_FSYS 0x10944
> > > > #define GATE_IP_PERIC 0x10950
> > > > #define GATE_IP_PERIS 0x10960
> > > > +#define GATE_IP_ACP 0x18800
> > > > #define SRC_CDREX 0x20200
> > > > #define PLL_DIV2_SEL 0x20a24
> > > > #define GATE_IP_DISP1 0x10928
> > > > @@ -100,6 +103,14 @@ enum exynos5250_clks {
> > > > tzpc2, tzpc3, tzpc4, tzpc5, tzpc6, tzpc7, tzpc8, tzpc9, hdmi_cec, mct,
> > > > wdt, rtc, tmu, fimd1, mie1, dsim0, dp, mixer, hdmi,
> > > >
> > > > + camif_top, smmu_fimc_lite0, smmu_fimc_lite1, smmu_fimc_lite2,
> > > > + smmu_tv, smmu_fimd1, smmu_2d,
> > > > + fimc_isp, fimc_drc, fimc_fd, fimc_scc, fimc_scp, fimc_mcuctl, fimc_odc,
> > > > + fimc_dis, fimc_3dnr,
> > > > + smmu_fimc_isp, smmu_fimc_drc, smmu_fimc_fd, smmu_fimc_scc,
> > > > + smmu_fimc_scp, smmu_fimc_mcuctl, smmu_fimc_odc, smmu_fimc_dis0,
> > > > + smmu_fimc_dis1, smmu_fimc_3dnr,
> > > > +
> > > > nr_clks,
> > > > };
> > > >
> > > > @@ -320,19 +331,26 @@ struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
> > > > GATE(gscl3, "gscl3", "aclk266", GATE_IP_GSCL, 3, 0, 0),
> > > > GATE(gscl_wa, "gscl_wa", "div_gscl_wa", GATE_IP_GSCL, 5, 0, 0),
> > > > GATE(gscl_wb, "gscl_wb", "div_gscl_wb", GATE_IP_GSCL, 6, 0, 0),
> > > > - GATE(smmu_gscl0, "smmu_gscl0", "aclk266", GATE_IP_GSCL, 7, 0, 0),
> > > > - GATE(smmu_gscl1, "smmu_gscl1", "aclk266", GATE_IP_GSCL, 8, 0, 0),
> > > > - GATE(smmu_gscl2, "smmu_gscl2", "aclk266", GATE_IP_GSCL, 9, 0, 0),
> > > > - GATE(smmu_gscl3, "smmu_gscl3", "aclk266", GATE_IP_GSCL, 10, 0, 0),
> > > > + GATE(smmu_gscl0, "smmu_gscl0", "none", GATE_IP_GSCL, 7, 0, 0),
> > > > + GATE(smmu_gscl1, "smmu_gscl1", "none", GATE_IP_GSCL, 8, 0, 0),
> > > > + GATE(smmu_gscl2, "smmu_gscl2", "none", GATE_IP_GSCL, 9, 0, 0),
> > > > + GATE(smmu_gscl3, "smmu_gscl3", "none", GATE_IP_GSCL, 10, 0, 0),
> > > > + GATE(camif_top, "camif_top", "aclk266", GATE_IP_GSCL, 4, 0, 0),
> > > > + GATE(smmu_fimc_lite0, "smmu_fimc_lite0", "none",
> > > > + GATE_IP_GSCL, 12, 0, 0),
> > > > + GATE(smmu_fimc_lite1, "smmu_fimc_lite1", "none",
> > > > + GATE_IP_GSCL, 13, 0, 0),
> > > > + GATE(smmu_fimc_lite2, "smmu_fimc_lite2", "none",
> > > > + GATE_IP_GSCL, 14, 0, 0),
> > > > GATE(mfc, "mfc", "aclk333", GATE_IP_MFC, 0, 0, 0),
> > > > - GATE(smmu_mfcl, "smmu_mfcl", "aclk333", GATE_IP_MFC, 1, 0, 0),
> > > > - GATE(smmu_mfcr, "smmu_mfcr", "aclk333", GATE_IP_MFC, 2, 0, 0),
> > > > + GATE(smmu_mfcr, "smmu_mfcr", "none", GATE_IP_MFC, 1, 0, 0),
> > > > + GATE(smmu_mfcl, "smmu_mfcl", "none", GATE_IP_MFC, 2, 0, 0),
> > > > GATE(rotator, "rotator", "aclk266", GATE_IP_GEN, 1, 0, 0),
> > > > GATE(jpeg, "jpeg", "aclk166", GATE_IP_GEN, 2, 0, 0),
> > > > GATE(mdma1, "mdma1", "aclk266", GATE_IP_GEN, 4, 0, 0),
> > > > - GATE(smmu_rotator, "smmu_rotator", "aclk266", GATE_IP_GEN, 6, 0, 0),
> > > > - GATE(smmu_jpeg, "smmu_jpeg", "aclk166", GATE_IP_GEN, 7, 0, 0),
> > > > - GATE(smmu_mdma1, "smmu_mdma1", "aclk266", GATE_IP_GEN, 9, 0, 0),
> > > > + GATE(smmu_rotator, "smmu_rotator", "none", GATE_IP_GEN, 6, 0, 0),
> > > > + GATE(smmu_jpeg, "smmu_jpeg", "none", GATE_IP_GEN, 7, 0, 0),
> > > > + GATE(smmu_mdma1, "smmu_mdma1", "none", GATE_IP_GEN, 9, 0, 0),
> > > > GATE(pdma0, "pdma0", "aclk200", GATE_IP_FSYS, 1, 0, 0),
> > > > GATE(pdma1, "pdma1", "aclk200", GATE_IP_FSYS, 2, 0, 0),
> > > > GATE(sata, "sata", "aclk200", GATE_IP_FSYS, 6, 0, 0),
> > > > @@ -462,6 +480,27 @@ struct samsung_gate_clock exynos5250_gate_clks[] __initdata = {
> > > > GATE(dp, "dp", "aclk200", GATE_IP_DISP1, 4, 0, 0),
> > > > GATE(mixer, "mixer", "aclk200", GATE_IP_DISP1, 5, 0, 0),
> > > > GATE(hdmi, "hdmi", "aclk200", GATE_IP_DISP1, 6, 0, 0),
> > > > + GATE(smmu_tv, "smmu_tv", "none", GATE_IP_DISP1, 2, 0, 0),
> > > > + GATE(smmu_fimd1, "smmu_fimd1", "none", GATE_IP_DISP1, 8, 0, 0),
> > > > +
> > > > + GATE(smmu_fimc_isp, "smmu_fimc_isp", "none", GATE_IP_ISP0, 8, 0, 0),
> > > > + GATE(smmu_fimc_drc, "smmu_fimc_drc", "none", GATE_IP_ISP0, 9, 0, 0),
> > > > + GATE(smmu_fimc_fd, "smmu_fimc_fd", "none", GATE_IP_ISP0, 10, 0, 0),
> > > > + GATE(smmu_fimc_scc, "smmu_fimc_scc", "none",
> > > > + GATE_IP_ISP0, 11, 0, 0),
> > > > + GATE(smmu_fimc_scp, "smmu_fimc_scp", "none",
> > > > + GATE_IP_ISP0, 12, 0, 0),
> > > > + GATE(smmu_fimc_mcuctl, "smmu_fimc_mcuctl", "none",
> > > > + GATE_IP_ISP0, 13, 0, 0),
> > > > + GATE(smmu_fimc_odc, "smmu_fimc_odc", "none", GATE_IP_ISP1, 4, 0, 0),
> > > > + GATE(smmu_fimc_dis0, "smmu_fimc_dis0", "none",
> > > > + GATE_IP_ISP1, 5, 0, 0),
> > > > + GATE(smmu_fimc_dis1, "smmu_fimc_dis1", "none",
> > > > + GATE_IP_ISP1, 6, 0, 0),
> > > > + GATE(smmu_fimc_3dnr, "smmu_fimc_3dnr", "none",
> > > > + GATE_IP_ISP1, 7, 0, 0),
> > > > +
> > > > + GATE(smmu_2d, "smmu_2d", "none", GATE_IP_ACP, 7, 0, 0),
> > > > };
> > > >
> > > > static __initdata struct of_device_id ext_clk_match[] = {
> > > > --
> > > > 1.7.2.5
> > > >
> > > >
> > > >
> > > > _______________________________________________
> > > > linux-arm-kernel mailing list
> > > > linux-arm-kernel@...ts.infradead.org
> > > > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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