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Message-ID: <20250427070135.884623-7-quic_vikramsa@quicinc.com>
Date: Sun, 27 Apr 2025 12:31:32 +0530
From: Vikram Sharma <quic_vikramsa@...cinc.com>
To: <rfoss@...nel.org>, <todor.too@...il.com>, <bryan.odonoghue@...aro.org>,
<mchehab@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
<conor+dt@...nel.org>, <andersson@...nel.org>,
<konradybcio@...nel.org>, <hverkuil-cisco@...all.nl>,
<cros-qcom-dts-watchers@...omium.org>, <catalin.marinas@....com>,
<will@...nel.org>
CC: <linux-arm-kernel@...ts.infradead.org>, <quic_vikramsa@...cinc.com>,
<linux-media@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Wenmeng Liu
<quic_wenmliu@...cinc.com>
Subject: [PATCH RFC/WIP v2 6/9] media: qcom: camss: Add support for CSIPHY 690
Add support for CSIPHY found on SA8775P (Titan 690).
This implementation is based on the titan 690 implementation.
Co-developed-by: Wenmeng Liu <quic_wenmliu@...cinc.com>
Signed-off-by: Wenmeng Liu <quic_wenmliu@...cinc.com>
Signed-off-by: Vikram Sharma <quic_vikramsa@...cinc.com>
---
.../qcom/camss/camss-csiphy-3ph-1-0.c | 84 +++++++++++++++++++
.../media/platform/qcom/camss/camss-csiphy.c | 5 ++
.../media/platform/qcom/camss/camss-csiphy.h | 1 +
drivers/media/platform/qcom/camss/camss.c | 71 ++++++++++++++++
4 files changed, 161 insertions(+)
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
index f732a76de93e..bb5ebaa13ec8 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
@@ -64,6 +64,85 @@ struct csiphy_lane_regs {
u32 csiphy_param_type;
};
+/* GEN2 1.3.0 2PH */
+static const struct
+csiphy_lane_regs lane_regs_sa8775p[] = {
+ {0x0724, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0728, 0x04, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0700, 0x80, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x070C, 0xFF, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0738, 0x1F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x072C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0734, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0710, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x071C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0714, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x073C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0704, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0720, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0708, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+ {0x0024, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0000, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0038, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x002C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0034, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0010, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x001C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0014, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x003C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0004, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0020, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0008, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+ {0x0224, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0200, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0238, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x022C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0234, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0210, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x021C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0214, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x023C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0204, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0220, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0208, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+ {0x0424, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0400, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0438, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x042C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0434, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0410, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x041C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0414, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x043C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0404, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0420, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0408, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+ {0x0624, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0600, 0x8D, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0638, 0xFE, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x062C, 0x01, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0634, 0x0F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0610, 0x52, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x061C, 0x0A, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0614, 0x60, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x063C, 0xB8, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0604, 0x0C, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0620, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0608, 0x10, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE},
+ {0x005C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0060, 0xFD, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0064, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x025C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0260, 0xFD, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0264, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x045C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0460, 0xFD, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0464, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x065C, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0660, 0xFD, 0x00, CSIPHY_DEFAULT_PARAMS},
+ {0x0664, 0x7F, 0x00, CSIPHY_DEFAULT_PARAMS},
+};
+
/* GEN2 1.0 2PH */
static const struct
csiphy_lane_regs lane_regs_sdm845[] = {
@@ -749,6 +828,7 @@ static bool csiphy_is_gen2(u32 version)
case CAMSS_8280XP:
case CAMSS_845:
case CAMSS_8550:
+ case CAMSS_8775P:
case CAMSS_X1E80100:
ret = true;
break;
@@ -848,6 +928,10 @@ static int csiphy_init(struct csiphy_device *csiphy)
regs->lane_array_size = ARRAY_SIZE(lane_regs_sm8550);
regs->offset = 0x1000;
break;
+ case CAMSS_8775P:
+ regs->lane_regs = &lane_regs_sa8775p[0];
+ regs->lane_array_size = ARRAY_SIZE(lane_regs_sa8775p);
+ break;
default:
WARN(1, "unknown csiphy version\n");
return -ENODEV;
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c
index c622efcc92ff..f6a2ac385953 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.c
@@ -103,6 +103,11 @@ const struct csiphy_formats csiphy_formats_8x96 = {
.formats = formats_8x96
};
+const struct csiphy_formats csiphy_formats_sa8775p = {
+ .nformats = ARRAY_SIZE(formats_sdm845),
+ .formats = formats_sdm845
+};
+
const struct csiphy_formats csiphy_formats_sc7280 = {
.nformats = ARRAY_SIZE(formats_sdm845),
.formats = formats_sdm845
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.h b/drivers/media/platform/qcom/camss/camss-csiphy.h
index ab91273303b9..842e72b74ce4 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.h
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.h
@@ -126,6 +126,7 @@ void msm_csiphy_unregister_entity(struct csiphy_device *csiphy);
extern const struct csiphy_formats csiphy_formats_8x16;
extern const struct csiphy_formats csiphy_formats_8x96;
+extern const struct csiphy_formats csiphy_formats_sa8775p;
extern const struct csiphy_formats csiphy_formats_sc7280;
extern const struct csiphy_formats csiphy_formats_sdm845;
diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index 9e0e1bf855bd..60279f3a47bf 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -2483,6 +2483,77 @@ static const struct resources_icc icc_res_sm8550[] = {
},
};
+static const struct camss_subdev_resources csiphy_res_8775p[] = {
+ /* CSIPHY0 */
+ {
+ .regulators = { "vdda-phy", "vdda-pll" },
+
+ .clock = { "csiphy_rx", "csiphy0", "csiphy0_timer"},
+ .clock_rate = {
+ { 400000000 },
+ { 0 },
+ { 400000000 },
+ },
+ .reg = { "csiphy0" },
+ .interrupt = { "csiphy0" },
+ .csiphy = {
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sa8775p
+ }
+ },
+ /* CSIPHY1 */
+ {
+ .regulators = { "vdda-phy", "vdda-pll" },
+
+ .clock = { "csiphy_rx", "csiphy1", "csiphy1_timer"},
+ .clock_rate = {
+ { 400000000 },
+ { 0 },
+ { 400000000 },
+ },
+ .reg = { "csiphy1" },
+ .interrupt = { "csiphy1" },
+ .csiphy = {
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sa8775p
+ }
+ },
+ /* CSIPHY2 */
+ {
+ .regulators = { "vdda-phy", "vdda-pll" },
+
+ .clock = { "csiphy_rx", "csiphy2", "csiphy2_timer"},
+ .clock_rate = {
+ { 400000000 },
+ { 0 },
+ { 400000000 },
+ },
+ .reg = { "csiphy2" },
+ .interrupt = { "csiphy2" },
+ .csiphy = {
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sa8775p
+ }
+ },
+ /* CSIPHY3 */
+ {
+ .regulators = { "vdda-phy", "vdda-pll" },
+
+ .clock = { "csiphy_rx", "csiphy3", "csiphy3_timer"},
+ .clock_rate = {
+ { 400000000 },
+ { 0 },
+ { 400000000 },
+ },
+ .reg = { "csiphy3" },
+ .interrupt = { "csiphy3" },
+ .csiphy = {
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sa8775p
+ }
+ },
+};
+
static const struct resources_icc icc_res_sa8775p[] = {
{
.name = "ahb",
--
2.25.1
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