[PATCH v9 13/22] media: camss: Enable SDM845

[Robert Foss]

Enable support for SDM845 based Titan 170 ISPs.

Signed-off-by: Robert Foss <robert.f...@linaro.org>
Reviewed-by: Andrey Konovalov <andrey.konova...@linaro.org>
---



Changes since v5:
 - Andrey: Add r-b



 drivers/media/platform/qcom/camss/camss.c | 17 +++++++++++++++++
 drivers/media/platform/qcom/camss/camss.h |  6 ++++--
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/qcom/camss/camss.c 
b/drivers/media/platform/qcom/camss/camss.c
index 9b23285d1c20..ef100d5f7763 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -939,6 +939,12 @@ static int camss_init_subdevices(struct camss *camss)
                csid_res = csid_res_660;
                ispif_res = &ispif_res_660;
                vfe_res = vfe_res_660;
+       }  else if (camss->version == CAMSS_845) {
+               csiphy_res = csiphy_res_845;
+               csid_res = csid_res_845;
+               /* Titan VFEs don't have an ISPIF  */
+               ispif_res = NULL;
+               vfe_res = vfe_res_845;
        } else {
                return -EINVAL;
        }
@@ -1244,6 +1250,8 @@ 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)
+               nbr_pm_domains = PM_DOMAIN_GEN2_COUNT;
 
        for (i = 0; i < nbr_pm_domains; i++) {
                camss->genpd[i] = dev_pm_domain_attach_by_id(camss->dev, i);
@@ -1312,6 +1320,12 @@ static int camss_probe(struct platform_device *pdev)
                camss->csiphy_num = 3;
                camss->csid_num = 4;
                camss->vfe_num = 2;
+       } else if (of_device_is_compatible(dev->of_node,
+                                          "qcom,sdm845-camss")) {
+               camss->version = CAMSS_845;
+               camss->csiphy_num = 4;
+               camss->csid_num = 3;
+               camss->vfe_num = 3;
        } else {
                ret = -EINVAL;
                goto err_free;
@@ -1443,6 +1457,8 @@ 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)
+               nbr_pm_domains = PM_DOMAIN_GEN2_COUNT;
 
        for (i = 0; i < nbr_pm_domains; i++) {
                device_link_del(camss->genpd_link[i]);
@@ -1476,6 +1492,7 @@ static const struct of_device_id camss_dt_match[] = {
        { .compatible = "qcom,msm8916-camss" },
        { .compatible = "qcom,msm8996-camss" },
        { .compatible = "qcom,sdm660-camss" },
+       { .compatible = "qcom,sdm845-camss" },
        { }
 };
 
diff --git a/drivers/media/platform/qcom/camss/camss.h 
b/drivers/media/platform/qcom/camss/camss.h
index 33ed16ab821d..dc8b4154f92b 100644
--- a/drivers/media/platform/qcom/camss/camss.h
+++ b/drivers/media/platform/qcom/camss/camss.h
@@ -60,6 +60,8 @@ enum pm_domain {
        PM_DOMAIN_VFE0 = 0,
        PM_DOMAIN_VFE1 = 1,
        PM_DOMAIN_GEN1_COUNT = 2,       /* CAMSS series of ISPs */
+       PM_DOMAIN_VFELITE = 2,          /* VFELITE / TOP GDSC */
+       PM_DOMAIN_GEN2_COUNT = 3,       /* Titan series of ISPs */
 };
 
 enum camss_version {
@@ -83,8 +85,8 @@ struct camss {
        int vfe_num;
        struct vfe_device *vfe;
        atomic_t ref_count;
-       struct device *genpd[PM_DOMAIN_GEN1_COUNT];
-       struct device_link *genpd_link[PM_DOMAIN_GEN1_COUNT];
+       struct device *genpd[PM_DOMAIN_GEN2_COUNT];
+       struct device_link *genpd_link[PM_DOMAIN_GEN2_COUNT];
 };
 
 struct camss_camera_interface {
-- 
2.27.0