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Subject[PATCH v4 13/22] media: camss: Enable SDM845
Date
Enable support for SDM845 based Titan 170 ISPs.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
---
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 22f9d7d7085a..5ce7cae2ab9b 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -897,6 +897,12 @@ 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;
}
@@ -1203,6 +1209,8 @@ static int camss_configure_pd(struct camss *camss)
if (camss->version == CAMSS_8x96 ||
camss->version == CAMSS_660)
nbr_pm_domains = PM_DOMAIN_CAMSS_COUNT;
+ else if (camss->version == CAMSS_845)
+ nbr_pm_domains = PM_DOMAIN_TITAN_COUNT;

for (i = 0; i < nbr_pm_domains; i++) {
camss->genpd[i] = dev_pm_domain_attach_by_id(camss->dev, i);
@@ -1271,6 +1279,12 @@ 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;
@@ -1402,6 +1416,8 @@ void camss_delete(struct camss *camss)
if (camss->version == CAMSS_8x96 ||
camss->version == CAMSS_660)
nbr_pm_domains = PM_DOMAIN_CAMSS_COUNT;
+ else if (camss->version == CAMSS_845)
+ nbr_pm_domains = PM_DOMAIN_TITAN_COUNT;

for (i = 0; i < nbr_pm_domains; i++) {
device_link_del(camss->genpd_link[i]);
@@ -1435,6 +1451,7 @@ 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 7560d85b3352..2f853557ed16 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_CAMSS_COUNT = 2, /* CAMSS series of ISPs */
+ PM_DOMAIN_VFELITE = 2, /* VFELITE / TOP GDSC */
+ PM_DOMAIN_TITAN_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_CAMSS_COUNT];
- struct device_link *genpd_link[PM_DOMAIN_CAMSS_COUNT];
+ struct device *genpd[PM_DOMAIN_TITAN_COUNT];
+ struct device_link *genpd_link[PM_DOMAIN_TITAN_COUNT];
};

struct camss_camera_interface {
--
2.27.0
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