[PATCH v2 4/4] drm/msm/dsi: Add phy configuration for MSM8937

Barnabás Czémán
2024-06-23T20:30:48Z

From: Daniil Titov <daniilt971@gmail.com>

Add phy configuration for 28nm dsi phy found on MSM8937 SoC. Only
difference from existing msm8916 configuration is number of phy
and io_start addresses.

Signed-off-by: Daniil Titov <daniilt971@gmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Barnabás Czémán <trabarni@gmail.com>
---
drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 2 ++
drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 1 +
drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 18 ++++++++++++++++++
3 files changed, 21 insertions(+)

diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index 24a347fe2998..dd58bc0a49eb 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -545,6 +545,8 @@ static const struct of_device_id dsi_phy_dt_match[] = {
.data = &dsi_phy_28nm_lp_cfgs },
{ .compatible = "qcom,dsi-phy-28nm-8226",
.data = &dsi_phy_28nm_8226_cfgs },
+ { .compatible = "qcom,dsi-phy-28nm-8937",
+ .data = &dsi_phy_28nm_8937_cfgs },
#endif
#ifdef CONFIG_DRM_MSM_DSI_20NM_PHY
{ .compatible = "qcom,dsi-phy-20nm",
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
index 5a5dc3faa971..a9b4eb2c0e8c 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
@@ -47,6 +47,7 @@ extern const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs;
extern const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs;
extern const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs;
extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8226_cfgs;
+extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8937_cfgs;
extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs;
extern const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs;
extern const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs;
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
index ceec7bb87bf1..3afc8b1c9bdf 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
@@ -917,3 +917,21 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8226_cfgs = {
.num_dsi_phy = 1,
.quirks = DSI_PHY_28NM_QUIRK_PHY_8226,
};
+
+const struct msm_dsi_phy_cfg dsi_phy_28nm_8937_cfgs = {
+ .has_phy_regulator = true,
+ .regulator_data = dsi_phy_28nm_regulators,
+ .num_regulators = ARRAY_SIZE(dsi_phy_28nm_regulators),
+ .ops = {
+ .enable = dsi_28nm_phy_enable,
+ .disable = dsi_28nm_phy_disable,
+ .pll_init = dsi_pll_28nm_init,
+ .save_pll_state = dsi_28nm_pll_save_state,
+ .restore_pll_state = dsi_28nm_pll_restore_state,
+ },
+ .min_pll_rate = VCO_MIN_RATE,
+ .max_pll_rate = VCO_MAX_RATE,
+ .io_start = { 0x1a94400, 0x1a96400 },
+ .num_dsi_phy = 2,
+ .quirks = DSI_PHY_28NM_QUIRK_PHY_LP,
+};

--
2.45.2