| Message ID | 20210511180728.23781-17-jonathan@marek.ca (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | CAMSS: SM8250 support (and some fixes) | expand |
On Tue, 11 May 2021 at 20:08, Jonathan Marek <jonathan@marek.ca> wrote: > > The Titan 480 camss found on SM8250 has 6 CSIPHY and 4 VFE/CSID. > > CSID is compatible with the Titan 170 CSID, but the Titan 480 CSID are > inside the VFE region (between the "top" and "bus" registers), so a > workaround is added to avoid ioremap failure. > > Signed-off-by: Jonathan Marek <jonathan@marek.ca> > --- > .../media/platform/qcom/camss/camss-csid.c | 22 +- > .../media/platform/qcom/camss/camss-csiphy.c | 8 +- > drivers/media/platform/qcom/camss/camss-vfe.c | 9 +- > .../media/platform/qcom/camss/camss-video.c | 3 +- > drivers/media/platform/qcom/camss/camss.c | 196 ++++++++++++++++-- > drivers/media/platform/qcom/camss/camss.h | 1 + > 6 files changed, 217 insertions(+), 22 deletions(-) > > diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c > index 528674dea06c..5ba603549a4f 100644 > --- a/drivers/media/platform/qcom/camss/camss-csid.c > +++ b/drivers/media/platform/qcom/camss/camss-csid.c > @@ -560,7 +560,8 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid, > } else if (camss->version == CAMSS_8x96 || > camss->version == CAMSS_660) { > csid->ops = &csid_ops_4_7; > - } else if (camss->version == CAMSS_845) { > + } else if (camss->version == CAMSS_845 || > + camss->version == CAMSS_8250) { > csid->ops = &csid_ops_170; csid_ops_170 should probably be renamed csid_ops_gen2 for clarity. > } else { > return -EINVAL; > @@ -569,10 +570,21 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid, > > /* Memory */ > > - r = platform_get_resource_byname(pdev, IORESOURCE_MEM, res->reg[0]); > - csid->base = devm_ioremap_resource(dev, r); > - if (IS_ERR(csid->base)) > - return PTR_ERR(csid->base); > + if (camss->version == CAMSS_8250) { > + /* for titan 480, CSID registers are inside the VFE region, > + * between the VFE "top" and "bus" registers. this requires > + * VFE to be initialized before CSID > + */ > + if (id >= 2) /* VFE/CSID lite */ > + csid->base = camss->vfe[id].base + 0x200; > + else > + csid->base = camss->vfe[id].base + 0x1200; Could these 0x200 & 0x1200 be replaced with defines? > + } else { > + r = platform_get_resource_byname(pdev, IORESOURCE_MEM, res->reg[0]); > + csid->base = devm_ioremap_resource(dev, r); > + if (IS_ERR(csid->base)) > + return PTR_ERR(csid->base); > + } > > /* Interrupt */ > > diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c > index f82f1e2aa688..1d10c816acf5 100644 > --- a/drivers/media/platform/qcom/camss/camss-csiphy.c > +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c > @@ -582,7 +582,8 @@ int msm_csiphy_subdev_init(struct camss *camss, > csiphy->ops = &csiphy_ops_3ph_1_0; > csiphy->formats = csiphy_formats_8x96; > csiphy->nformats = ARRAY_SIZE(csiphy_formats_8x96); > - } else if (camss->version == CAMSS_845) { > + } else if (camss->version == CAMSS_845 || > + camss->version == CAMSS_8250) { > csiphy->ops = &csiphy_ops_3ph_1_0; > csiphy->formats = csiphy_formats_sdm845; > csiphy->nformats = ARRAY_SIZE(csiphy_formats_sdm845); > @@ -679,7 +680,10 @@ int msm_csiphy_subdev_init(struct camss *camss, > > if (!strcmp(clock->name, "csiphy0_timer") || > !strcmp(clock->name, "csiphy1_timer") || > - !strcmp(clock->name, "csiphy2_timer")) > + !strcmp(clock->name, "csiphy2_timer") || > + !strcmp(clock->name, "csiphy3_timer") || > + !strcmp(clock->name, "csiphy4_timer") || > + !strcmp(clock->name, "csiphy5_timer")) > csiphy->rate_set[i] = true; > > if (camss->version == CAMSS_660 && > diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c > index e7ab2c175ac9..d543048c10a8 100644 > --- a/drivers/media/platform/qcom/camss/camss-vfe.c > +++ b/drivers/media/platform/qcom/camss/camss-vfe.c > @@ -220,7 +220,8 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code, > } > else if (vfe->camss->version == CAMSS_8x96 || > vfe->camss->version == CAMSS_660 || > - vfe->camss->version == CAMSS_845) > + vfe->camss->version == CAMSS_845 || > + vfe->camss->version == CAMSS_8250) > switch (sink_code) { > case MEDIA_BUS_FMT_YUYV8_2X8: > { > @@ -1294,6 +1295,9 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, > case CAMSS_845: > vfe->ops = &vfe_ops_170; > break; > + case CAMSS_8250: > + vfe->ops = &vfe_ops_480; > + break; > default: > return -EINVAL; > } > @@ -1405,7 +1409,8 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, > l->formats = formats_rdi_8x96; > l->nformats = ARRAY_SIZE(formats_rdi_8x96); > } > - } else if (camss->version == CAMSS_845) { > + } else if (camss->version == CAMSS_845 || > + camss->version == CAMSS_8250) { > l->formats = formats_rdi_845; > l->nformats = ARRAY_SIZE(formats_rdi_845); > } else { > diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c > index 54e77d30d452..5dc1ddbe6d65 100644 > --- a/drivers/media/platform/qcom/camss/camss-video.c > +++ b/drivers/media/platform/qcom/camss/camss-video.c > @@ -1011,7 +1011,8 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev, > video->formats = formats_rdi_8x96; > video->nformats = ARRAY_SIZE(formats_rdi_8x96); > } > - } else if (video->camss->version == CAMSS_845) { > + } else if (video->camss->version == CAMSS_845 || > + video->camss->version == CAMSS_8250) { > video->formats = formats_rdi_845; > video->nformats = ARRAY_SIZE(formats_rdi_845); > } else { > diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c > index c08d6d6f6f90..463850725f37 100644 > --- a/drivers/media/platform/qcom/camss/camss.c > +++ b/drivers/media/platform/qcom/camss/camss.c > @@ -662,6 +662,162 @@ static const struct resources vfe_res_845[] = { > } > }; > > +static const struct resources csiphy_res_8250[] = { > + /* CSIPHY0 */ > + { > + .regulator = { NULL }, > + .clock = { "csiphy0", "csiphy0_timer" }, > + .clock_rate = { { 400000000 }, > + { 300000000 } }, > + .reg = { "csiphy0" }, > + .interrupt = { "csiphy0" } > + }, > + /* CSIPHY1 */ > + { > + .regulator = { NULL }, > + .clock = { "csiphy1", "csiphy1_timer" }, > + .clock_rate = { { 400000000 }, > + { 300000000 } }, > + .reg = { "csiphy1" }, > + .interrupt = { "csiphy1" } > + }, > + /* CSIPHY2 */ > + { > + .regulator = { NULL }, > + .clock = { "csiphy2", "csiphy2_timer" }, > + .clock_rate = { { 400000000 }, > + { 300000000 } }, > + .reg = { "csiphy2" }, > + .interrupt = { "csiphy2" } > + }, > + /* CSIPHY3 */ > + { > + .regulator = { NULL }, > + .clock = { "csiphy3", "csiphy3_timer" }, > + .clock_rate = { { 400000000 }, > + { 300000000 } }, > + .reg = { "csiphy3" }, > + .interrupt = { "csiphy3" } > + }, > + /* CSIPHY4 */ > + { > + .regulator = { NULL }, > + .clock = { "csiphy4", "csiphy4_timer" }, > + .clock_rate = { { 400000000 }, > + { 300000000 } }, > + .reg = { "csiphy4" }, > + .interrupt = { "csiphy4" } > + }, > + /* CSIPHY5 */ > + { > + .regulator = { NULL }, > + .clock = { "csiphy5", "csiphy5_timer" }, > + .clock_rate = { { 400000000 }, > + { 300000000 } }, > + .reg = { "csiphy5" }, > + .interrupt = { "csiphy5" } > + } > +}; > + > +static const struct resources csid_res_8250[] = { > + /* CSID0 */ > + { > + .regulator = { NULL }, > + .clock = { "vfe0_csid", "vfe0_cphy_rx", "vfe0", "vfe0_areg", "vfe0_ahb" }, > + .clock_rate = { { 400000000 }, > + { 400000000 }, > + { 350000000, 475000000, 576000000, 720000000 }, > + { 100000000, 200000000, 300000000, 400000000 }, > + { 0 } }, > + .reg = { "csid0" }, > + .interrupt = { "csid0" } > + }, > + /* CSID1 */ > + { > + .regulator = { NULL }, > + .clock = { "vfe1_csid", "vfe1_cphy_rx", "vfe1", "vfe1_areg", "vfe1_ahb" }, > + .clock_rate = { { 400000000 }, > + { 400000000 }, > + { 350000000, 475000000, 576000000, 720000000 }, > + { 100000000, 200000000, 300000000, 400000000 }, > + { 0 } }, > + .reg = { "csid1" }, > + .interrupt = { "csid1" } > + }, > + /* CSID2 */ > + { > + .regulator = { NULL }, > + .clock = { "vfe_lite_csid", "vfe_lite_cphy_rx", "vfe_lite", "vfe_lite_ahb" }, > + .clock_rate = { { 400000000 }, > + { 400000000 }, > + { 400000000, 480000000 }, > + { 0 } }, > + .reg = { "csid2" }, > + .interrupt = { "csid2" } > + }, > + /* CSID3 */ > + { > + .regulator = { NULL }, > + .clock = { "vfe_lite_csid", "vfe_lite_cphy_rx", "vfe_lite", "vfe_lite_ahb" }, > + .clock_rate = { { 400000000 }, > + { 400000000 }, > + { 400000000, 480000000 }, > + { 0 } }, > + .reg = { "csid3" }, > + .interrupt = { "csid3" } > + } > +}; > + > +static const struct resources vfe_res_8250[] = { > + /* VFE0 */ > + { > + .regulator = { NULL }, > + .clock = { "vfe0_ahb", "vfe0_areg", "vfe0", "vfe0_axi", "cam_hf_axi" }, > + .clock_rate = { { 0 }, > + { 100000000, 200000000, 300000000, 400000000 }, > + { 350000000, 475000000, 576000000, 720000000 }, > + { 0 }, > + { 0 } }, > + .reg = { "vfe0" }, > + .interrupt = { "vfe0" } > + }, > + /* VFE1 */ > + { > + .regulator = { NULL }, > + .clock = { "vfe1_ahb", "vfe1_areg", "vfe1", "vfe1_axi", "cam_hf_axi" }, > + .clock_rate = { { 0 }, > + { 100000000, 200000000, 300000000, 400000000 }, > + { 350000000, 475000000, 576000000, 720000000 }, > + { 0 }, > + { 0 } }, > + .reg = { "vfe1" }, > + .interrupt = { "vfe1" } > + }, > + /* VFE2 (lite) */ > + { > + .regulator = { NULL }, > + .clock = { "vfe_lite_ahb", "vfe_lite_axi", "vfe_lite", "cam_hf_axi" }, > + .clock_rate = { { 0 }, > + { 0 }, > + { 400000000, 480000000 }, > + { 0 } }, > + .reg = { "vfe_lite0" }, > + .interrupt = { "vfe_lite0" } > + }, > + > + /* VFE3 (lite) */ > + { > + .regulator = { NULL }, > + .clock = { "vfe_lite_ahb", "vfe_lite_axi", "vfe_lite", "cam_hf_axi" }, > + .clock_rate = { { 0 }, > + { 0 }, > + { 400000000, 480000000 }, > + { 0 } }, > + .reg = { "vfe_lite1" }, > + .interrupt = { "vfe_lite1" } > + }, > +}; > + > /* > * camss_add_clock_margin - Add margin to clock frequency rate > * @rate: Clock frequency rate > @@ -945,6 +1101,12 @@ static int camss_init_subdevices(struct camss *camss) > /* Titan VFEs don't have an ISPIF */ > ispif_res = NULL; > vfe_res = vfe_res_845; > + } else if (camss->version == CAMSS_8250) { > + csiphy_res = csiphy_res_8250; > + csid_res = csid_res_8250; > + /* Titan VFEs don't have an ISPIF */ > + ispif_res = NULL; > + vfe_res = vfe_res_8250; > } else { > return -EINVAL; > } > @@ -960,6 +1122,17 @@ static int camss_init_subdevices(struct camss *camss) > } > } > > + /* note: SM8250 requires VFE to be initialized before CSID */ > + for (i = 0; i < camss->vfe_num; i++) { > + ret = msm_vfe_subdev_init(camss, &camss->vfe[i], > + &vfe_res[i], i); > + if (ret < 0) { > + dev_err(camss->dev, > + "Fail to init vfe%d sub-device: %d\n", i, ret); > + return ret; > + } > + } > + > for (i = 0; i < camss->csid_num; i++) { > ret = msm_csid_subdev_init(camss, &camss->csid[i], > &csid_res[i], i); > @@ -978,16 +1151,6 @@ static int camss_init_subdevices(struct camss *camss) > return ret; > } > > - for (i = 0; i < camss->vfe_num; i++) { > - ret = msm_vfe_subdev_init(camss, &camss->vfe[i], > - &vfe_res[i], i); > - if (ret < 0) { > - dev_err(camss->dev, > - "Fail to init vfe%d sub-device: %d\n", i, ret); > - return ret; > - } > - } > - > return 0; > } > > @@ -1250,7 +1413,8 @@ static int camss_configure_pd(struct camss *camss) > if (camss->version == CAMSS_8x96 || > camss->version == CAMSS_660) > nbr_pm_domains = PM_DOMAIN_GEN1_COUNT; > - else if (camss->version == CAMSS_845) > + else if (camss->version == CAMSS_845 || > + camss->version == CAMSS_8250) > nbr_pm_domains = PM_DOMAIN_GEN2_COUNT; > > for (i = 0; i < nbr_pm_domains; i++) { > @@ -1326,6 +1490,12 @@ static int camss_probe(struct platform_device *pdev) > camss->csiphy_num = 4; > camss->csid_num = 3; > camss->vfe_num = 3; > + } else if (of_device_is_compatible(dev->of_node, > + "qcom,sm8250-camss")) { > + camss->version = CAMSS_8250; > + camss->csiphy_num = 6; > + camss->csid_num = 4; > + camss->vfe_num = 4; > } else { > ret = -EINVAL; > goto err_free; > @@ -1457,7 +1627,8 @@ void camss_delete(struct camss *camss) > if (camss->version == CAMSS_8x96 || > camss->version == CAMSS_660) > nbr_pm_domains = PM_DOMAIN_GEN1_COUNT; > - else if (camss->version == CAMSS_845) > + else if (camss->version == CAMSS_845 || > + camss->version == CAMSS_8250) > nbr_pm_domains = PM_DOMAIN_GEN2_COUNT; > > for (i = 0; i < nbr_pm_domains; i++) { > @@ -1493,6 +1664,7 @@ static const struct of_device_id camss_dt_match[] = { > { .compatible = "qcom,msm8996-camss" }, > { .compatible = "qcom,sdm660-camss" }, > { .compatible = "qcom,sdm845-camss" }, > + { .compatible = "qcom,sm8250-camss" }, > { } > }; > > diff --git a/drivers/media/platform/qcom/camss/camss.h b/drivers/media/platform/qcom/camss/camss.h > index dc8b4154f92b..377e2474a485 100644 > --- a/drivers/media/platform/qcom/camss/camss.h > +++ b/drivers/media/platform/qcom/camss/camss.h > @@ -69,6 +69,7 @@ enum camss_version { > CAMSS_8x96, > CAMSS_660, > CAMSS_845, > + CAMSS_8250, > }; > > struct camss { With the above issues fixed, feel free to add my r-b. Reviewed-by: Robert Foss <robert.foss@linaro.org>
diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c index 528674dea06c..5ba603549a4f 100644 --- a/drivers/media/platform/qcom/camss/camss-csid.c +++ b/drivers/media/platform/qcom/camss/camss-csid.c @@ -560,7 +560,8 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid, } else if (camss->version == CAMSS_8x96 || camss->version == CAMSS_660) { csid->ops = &csid_ops_4_7; - } else if (camss->version == CAMSS_845) { + } else if (camss->version == CAMSS_845 || + camss->version == CAMSS_8250) { csid->ops = &csid_ops_170; } else { return -EINVAL; @@ -569,10 +570,21 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid, /* Memory */ - r = platform_get_resource_byname(pdev, IORESOURCE_MEM, res->reg[0]); - csid->base = devm_ioremap_resource(dev, r); - if (IS_ERR(csid->base)) - return PTR_ERR(csid->base); + if (camss->version == CAMSS_8250) { + /* for titan 480, CSID registers are inside the VFE region, + * between the VFE "top" and "bus" registers. this requires + * VFE to be initialized before CSID + */ + if (id >= 2) /* VFE/CSID lite */ + csid->base = camss->vfe[id].base + 0x200; + else + csid->base = camss->vfe[id].base + 0x1200; + } else { + r = platform_get_resource_byname(pdev, IORESOURCE_MEM, res->reg[0]); + csid->base = devm_ioremap_resource(dev, r); + if (IS_ERR(csid->base)) + return PTR_ERR(csid->base); + } /* Interrupt */ diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c index f82f1e2aa688..1d10c816acf5 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c @@ -582,7 +582,8 @@ int msm_csiphy_subdev_init(struct camss *camss, csiphy->ops = &csiphy_ops_3ph_1_0; csiphy->formats = csiphy_formats_8x96; csiphy->nformats = ARRAY_SIZE(csiphy_formats_8x96); - } else if (camss->version == CAMSS_845) { + } else if (camss->version == CAMSS_845 || + camss->version == CAMSS_8250) { csiphy->ops = &csiphy_ops_3ph_1_0; csiphy->formats = csiphy_formats_sdm845; csiphy->nformats = ARRAY_SIZE(csiphy_formats_sdm845); @@ -679,7 +680,10 @@ int msm_csiphy_subdev_init(struct camss *camss, if (!strcmp(clock->name, "csiphy0_timer") || !strcmp(clock->name, "csiphy1_timer") || - !strcmp(clock->name, "csiphy2_timer")) + !strcmp(clock->name, "csiphy2_timer") || + !strcmp(clock->name, "csiphy3_timer") || + !strcmp(clock->name, "csiphy4_timer") || + !strcmp(clock->name, "csiphy5_timer")) csiphy->rate_set[i] = true; if (camss->version == CAMSS_660 && diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c index e7ab2c175ac9..d543048c10a8 100644 --- a/drivers/media/platform/qcom/camss/camss-vfe.c +++ b/drivers/media/platform/qcom/camss/camss-vfe.c @@ -220,7 +220,8 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code, } else if (vfe->camss->version == CAMSS_8x96 || vfe->camss->version == CAMSS_660 || - vfe->camss->version == CAMSS_845) + vfe->camss->version == CAMSS_845 || + vfe->camss->version == CAMSS_8250) switch (sink_code) { case MEDIA_BUS_FMT_YUYV8_2X8: { @@ -1294,6 +1295,9 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, case CAMSS_845: vfe->ops = &vfe_ops_170; break; + case CAMSS_8250: + vfe->ops = &vfe_ops_480; + break; default: return -EINVAL; } @@ -1405,7 +1409,8 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe, l->formats = formats_rdi_8x96; l->nformats = ARRAY_SIZE(formats_rdi_8x96); } - } else if (camss->version == CAMSS_845) { + } else if (camss->version == CAMSS_845 || + camss->version == CAMSS_8250) { l->formats = formats_rdi_845; l->nformats = ARRAY_SIZE(formats_rdi_845); } else { diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c index 54e77d30d452..5dc1ddbe6d65 100644 --- a/drivers/media/platform/qcom/camss/camss-video.c +++ b/drivers/media/platform/qcom/camss/camss-video.c @@ -1011,7 +1011,8 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev, video->formats = formats_rdi_8x96; video->nformats = ARRAY_SIZE(formats_rdi_8x96); } - } else if (video->camss->version == CAMSS_845) { + } else if (video->camss->version == CAMSS_845 || + video->camss->version == CAMSS_8250) { video->formats = formats_rdi_845; video->nformats = ARRAY_SIZE(formats_rdi_845); } else { diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c index c08d6d6f6f90..463850725f37 100644 --- a/drivers/media/platform/qcom/camss/camss.c +++ b/drivers/media/platform/qcom/camss/camss.c @@ -662,6 +662,162 @@ static const struct resources vfe_res_845[] = { } }; +static const struct resources csiphy_res_8250[] = { + /* CSIPHY0 */ + { + .regulator = { NULL }, + .clock = { "csiphy0", "csiphy0_timer" }, + .clock_rate = { { 400000000 }, + { 300000000 } }, + .reg = { "csiphy0" }, + .interrupt = { "csiphy0" } + }, + /* CSIPHY1 */ + { + .regulator = { NULL }, + .clock = { "csiphy1", "csiphy1_timer" }, + .clock_rate = { { 400000000 }, + { 300000000 } }, + .reg = { "csiphy1" }, + .interrupt = { "csiphy1" } + }, + /* CSIPHY2 */ + { + .regulator = { NULL }, + .clock = { "csiphy2", "csiphy2_timer" }, + .clock_rate = { { 400000000 }, + { 300000000 } }, + .reg = { "csiphy2" }, + .interrupt = { "csiphy2" } + }, + /* CSIPHY3 */ + { + .regulator = { NULL }, + .clock = { "csiphy3", "csiphy3_timer" }, + .clock_rate = { { 400000000 }, + { 300000000 } }, + .reg = { "csiphy3" }, + .interrupt = { "csiphy3" } + }, + /* CSIPHY4 */ + { + .regulator = { NULL }, + .clock = { "csiphy4", "csiphy4_timer" }, + .clock_rate = { { 400000000 }, + { 300000000 } }, + .reg = { "csiphy4" }, + .interrupt = { "csiphy4" } + }, + /* CSIPHY5 */ + { + .regulator = { NULL }, + .clock = { "csiphy5", "csiphy5_timer" }, + .clock_rate = { { 400000000 }, + { 300000000 } }, + .reg = { "csiphy5" }, + .interrupt = { "csiphy5" } + } +}; + +static const struct resources csid_res_8250[] = { + /* CSID0 */ + { + .regulator = { NULL }, + .clock = { "vfe0_csid", "vfe0_cphy_rx", "vfe0", "vfe0_areg", "vfe0_ahb" }, + .clock_rate = { { 400000000 }, + { 400000000 }, + { 350000000, 475000000, 576000000, 720000000 }, + { 100000000, 200000000, 300000000, 400000000 }, + { 0 } }, + .reg = { "csid0" }, + .interrupt = { "csid0" } + }, + /* CSID1 */ + { + .regulator = { NULL }, + .clock = { "vfe1_csid", "vfe1_cphy_rx", "vfe1", "vfe1_areg", "vfe1_ahb" }, + .clock_rate = { { 400000000 }, + { 400000000 }, + { 350000000, 475000000, 576000000, 720000000 }, + { 100000000, 200000000, 300000000, 400000000 }, + { 0 } }, + .reg = { "csid1" }, + .interrupt = { "csid1" } + }, + /* CSID2 */ + { + .regulator = { NULL }, + .clock = { "vfe_lite_csid", "vfe_lite_cphy_rx", "vfe_lite", "vfe_lite_ahb" }, + .clock_rate = { { 400000000 }, + { 400000000 }, + { 400000000, 480000000 }, + { 0 } }, + .reg = { "csid2" }, + .interrupt = { "csid2" } + }, + /* CSID3 */ + { + .regulator = { NULL }, + .clock = { "vfe_lite_csid", "vfe_lite_cphy_rx", "vfe_lite", "vfe_lite_ahb" }, + .clock_rate = { { 400000000 }, + { 400000000 }, + { 400000000, 480000000 }, + { 0 } }, + .reg = { "csid3" }, + .interrupt = { "csid3" } + } +}; + +static const struct resources vfe_res_8250[] = { + /* VFE0 */ + { + .regulator = { NULL }, + .clock = { "vfe0_ahb", "vfe0_areg", "vfe0", "vfe0_axi", "cam_hf_axi" }, + .clock_rate = { { 0 }, + { 100000000, 200000000, 300000000, 400000000 }, + { 350000000, 475000000, 576000000, 720000000 }, + { 0 }, + { 0 } }, + .reg = { "vfe0" }, + .interrupt = { "vfe0" } + }, + /* VFE1 */ + { + .regulator = { NULL }, + .clock = { "vfe1_ahb", "vfe1_areg", "vfe1", "vfe1_axi", "cam_hf_axi" }, + .clock_rate = { { 0 }, + { 100000000, 200000000, 300000000, 400000000 }, + { 350000000, 475000000, 576000000, 720000000 }, + { 0 }, + { 0 } }, + .reg = { "vfe1" }, + .interrupt = { "vfe1" } + }, + /* VFE2 (lite) */ + { + .regulator = { NULL }, + .clock = { "vfe_lite_ahb", "vfe_lite_axi", "vfe_lite", "cam_hf_axi" }, + .clock_rate = { { 0 }, + { 0 }, + { 400000000, 480000000 }, + { 0 } }, + .reg = { "vfe_lite0" }, + .interrupt = { "vfe_lite0" } + }, + + /* VFE3 (lite) */ + { + .regulator = { NULL }, + .clock = { "vfe_lite_ahb", "vfe_lite_axi", "vfe_lite", "cam_hf_axi" }, + .clock_rate = { { 0 }, + { 0 }, + { 400000000, 480000000 }, + { 0 } }, + .reg = { "vfe_lite1" }, + .interrupt = { "vfe_lite1" } + }, +}; + /* * camss_add_clock_margin - Add margin to clock frequency rate * @rate: Clock frequency rate @@ -945,6 +1101,12 @@ static int camss_init_subdevices(struct camss *camss) /* Titan VFEs don't have an ISPIF */ ispif_res = NULL; vfe_res = vfe_res_845; + } else if (camss->version == CAMSS_8250) { + csiphy_res = csiphy_res_8250; + csid_res = csid_res_8250; + /* Titan VFEs don't have an ISPIF */ + ispif_res = NULL; + vfe_res = vfe_res_8250; } else { return -EINVAL; } @@ -960,6 +1122,17 @@ static int camss_init_subdevices(struct camss *camss) } } + /* note: SM8250 requires VFE to be initialized before CSID */ + for (i = 0; i < camss->vfe_num; i++) { + ret = msm_vfe_subdev_init(camss, &camss->vfe[i], + &vfe_res[i], i); + if (ret < 0) { + dev_err(camss->dev, + "Fail to init vfe%d sub-device: %d\n", i, ret); + return ret; + } + } + for (i = 0; i < camss->csid_num; i++) { ret = msm_csid_subdev_init(camss, &camss->csid[i], &csid_res[i], i); @@ -978,16 +1151,6 @@ static int camss_init_subdevices(struct camss *camss) return ret; } - for (i = 0; i < camss->vfe_num; i++) { - ret = msm_vfe_subdev_init(camss, &camss->vfe[i], - &vfe_res[i], i); - if (ret < 0) { - dev_err(camss->dev, - "Fail to init vfe%d sub-device: %d\n", i, ret); - return ret; - } - } - return 0; } @@ -1250,7 +1413,8 @@ static int camss_configure_pd(struct camss *camss) if (camss->version == CAMSS_8x96 || camss->version == CAMSS_660) nbr_pm_domains = PM_DOMAIN_GEN1_COUNT; - else if (camss->version == CAMSS_845) + else if (camss->version == CAMSS_845 || + camss->version == CAMSS_8250) nbr_pm_domains = PM_DOMAIN_GEN2_COUNT; for (i = 0; i < nbr_pm_domains; i++) { @@ -1326,6 +1490,12 @@ static int camss_probe(struct platform_device *pdev) camss->csiphy_num = 4; camss->csid_num = 3; camss->vfe_num = 3; + } else if (of_device_is_compatible(dev->of_node, + "qcom,sm8250-camss")) { + camss->version = CAMSS_8250; + camss->csiphy_num = 6; + camss->csid_num = 4; + camss->vfe_num = 4; } else { ret = -EINVAL; goto err_free; @@ -1457,7 +1627,8 @@ void camss_delete(struct camss *camss) if (camss->version == CAMSS_8x96 || camss->version == CAMSS_660) nbr_pm_domains = PM_DOMAIN_GEN1_COUNT; - else if (camss->version == CAMSS_845) + else if (camss->version == CAMSS_845 || + camss->version == CAMSS_8250) nbr_pm_domains = PM_DOMAIN_GEN2_COUNT; for (i = 0; i < nbr_pm_domains; i++) { @@ -1493,6 +1664,7 @@ static const struct of_device_id camss_dt_match[] = { { .compatible = "qcom,msm8996-camss" }, { .compatible = "qcom,sdm660-camss" }, { .compatible = "qcom,sdm845-camss" }, + { .compatible = "qcom,sm8250-camss" }, { } }; diff --git a/drivers/media/platform/qcom/camss/camss.h b/drivers/media/platform/qcom/camss/camss.h index dc8b4154f92b..377e2474a485 100644 --- a/drivers/media/platform/qcom/camss/camss.h +++ b/drivers/media/platform/qcom/camss/camss.h @@ -69,6 +69,7 @@ enum camss_version { CAMSS_8x96, CAMSS_660, CAMSS_845, + CAMSS_8250, }; struct camss {
The Titan 480 camss found on SM8250 has 6 CSIPHY and 4 VFE/CSID. CSID is compatible with the Titan 170 CSID, but the Titan 480 CSID are inside the VFE region (between the "top" and "bus" registers), so a workaround is added to avoid ioremap failure. Signed-off-by: Jonathan Marek <jonathan@marek.ca> --- .../media/platform/qcom/camss/camss-csid.c | 22 +- .../media/platform/qcom/camss/camss-csiphy.c | 8 +- drivers/media/platform/qcom/camss/camss-vfe.c | 9 +- .../media/platform/qcom/camss/camss-video.c | 3 +- drivers/media/platform/qcom/camss/camss.c | 196 ++++++++++++++++-- drivers/media/platform/qcom/camss/camss.h | 1 + 6 files changed, 217 insertions(+), 22 deletions(-)