[RFC PATCH 08/14] media: camss: Add 8x74 resources

Luca Weiss
2022-05-22T16:30:19Z

From: Matti Lehtimäki <matti.lehtimaki@gmail.com>

Add structs with 8x74 resources. The number of CSIPHY, CSID
and VFE hardware modules is the same as 8x96 but the support
is otherwise different.

Signed-off-by: Matti Lehtimäki <matti.lehtimaki@gmail.com>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
---
drivers/media/platform/qcom/camss/camss.c | 161 ++++++++++++++++++++++
1 file changed, 161 insertions(+)

diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index 79ad82e233cb..5a69ce48c792 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -126,6 +126,154 @@ static const struct resources vfe_res_8x16[] = {
}
};

+static const struct resources csiphy_res_8974[] = {
+ /* CSIPHY0 */
+ {
+ .regulators = { NULL },
+ .clock = { "top_ahb", "ispif_ahb", "csiphy0_timer" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 100000000, 200000000 } },
+ .reg = { "csiphy0", "csiphy0_clk_mux" },
+ .interrupt = { "csiphy0" }
+ },
+
+ /* CSIPHY1 */
+ {
+ .regulators = { NULL },
+ .clock = { "top_ahb", "ispif_ahb", "csiphy1_timer" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 100000000, 200000000 } },
+ .reg = { "csiphy1", "csiphy1_clk_mux" },
+ .interrupt = { "csiphy1" }
+ },
+
+ /* CSIPHY2 */
+ {
+ .regulators = { NULL },
+ .clock = { "top_ahb", "ispif_ahb", "csiphy2_timer" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 100000000, 200000000 } },
+ .reg = { "csiphy2", "csiphy2_clk_mux" },
+ .interrupt = { "csiphy2" }
+ }
+};
+
+static const struct resources csid_res_8974[] = {
+ /* CSID0 */
+ {
+ .regulators = { "vdda" },
+ .clock = { "top_ahb", "ispif_ahb", "csi0_ahb",
+ "csi0", "csi0_phy", "csi0_pix", "csi0_rdi" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 0 },
+ { 100000000, 200000000 },
+ { 0 },
+ { 0 },
+ { 0 } },
+ .reg = { "csid0" },
+ .interrupt = { "csid0" }
+ },
+
+ /* CSID1 */
+ {
+ .regulators = { "vdda" },
+ .clock = { "top_ahb", "ispif_ahb", "csi1_ahb",
+ "csi1", "csi1_phy", "csi1_pix", "csi1_rdi" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 0 },
+ { 100000000, 200000000 },
+ { 0 },
+ { 0 },
+ { 0 } },
+ .reg = { "csid1" },
+ .interrupt = { "csid1" }
+ },
+
+ /* CSID2 */
+ {
+ .regulators = { "vdda" },
+ .clock = { "top_ahb", "ispif_ahb", "csi2_ahb",
+ "csi2", "csi2_phy", "csi2_pix", "csi2_rdi" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 0 },
+ { 100000000, 200000000 },
+ { 0 },
+ { 0 },
+ { 0 } },
+ .reg = { "csid2" },
+ .interrupt = { "csid2" }
+ },
+
+ /* CSID3 */
+ {
+ .regulators = { "vdda" },
+ .clock = { "top_ahb", "ispif_ahb", "csi3_ahb",
+ "csi3", "csi3_phy", "csi3_pix", "csi3_rdi" },
+ .clock_rate = { { 0 },
+ { 0 },
+ { 0 },
+ { 100000000, 200000000 },
+ { 0 },
+ { 0 },
+ { 0 } },
+ .reg = { "csid3" },
+ .interrupt = { "csid3" }
+ }
+};
+
+static const struct resources_ispif ispif_res_8974 = {
+ /* ISPIF */
+ .clock = { "top_ahb", "ispif_ahb",
+ "csi0", "csi0_pix", "csi0_rdi",
+ "csi1", "csi1_pix", "csi1_rdi",
+ "csi2", "csi2_pix", "csi2_rdi",
+ "csi3", "csi3_pix", "csi3_rdi" },
+ .clock_for_reset = { "vfe0", "csi_vfe0",
+ "vfe1", "csi_vfe1" },
+ .reg = { "ispif", "csi_clk_mux" },
+ .interrupt = "ispif"
+
+};
+
+static const struct resources vfe_res_8974[] = {
+ /* VFE0 */
+ {
+ .regulators = { NULL },
+ .clock = { "top_ahb", "vfe0", "csi_vfe0",
+ "iface", "bus" },
+ .clock_rate = { { 0 },
+ { 50000000, 80000000, 100000000, 160000000,
+ 177780000, 200000000, 266670000, 320000000,
+ 400000000, 400000000 },
+ { 0 },
+ { 0 },
+ { 0 } },
+ .reg = { "vfe0" },
+ .interrupt = { "vfe0" }
+ },
+ /* VFE1 */
+ {
+ .regulators = { NULL },
+ .clock = { "top_ahb", "vfe1", "csi_vfe1",
+ "iface", "bus" },
+ .clock_rate = { { 0 },
+ { 50000000, 80000000, 100000000, 160000000,
+ 177780000, 200000000, 266670000, 320000000,
+ 400000000, 400000000 },
+ { 0 },
+ { 0 },
+ { 0 } },
+ .reg = { "vfe1" },
+ .interrupt = { "vfe1" }
+ }
+};
+
static const struct resources csiphy_res_8x96[] = {
/* CSIPHY0 */
{
@@ -1132,6 +1280,11 @@ static int camss_init_subdevices(struct camss *camss)
csid_res = csid_res_8x16;
ispif_res = &ispif_res_8x16;
vfe_res = vfe_res_8x16;
+ } else if (camss->version == CAMSS_8x74) {
+ csiphy_res = csiphy_res_8974;
+ csid_res = csid_res_8974;
+ ispif_res = &ispif_res_8974;
+ vfe_res = vfe_res_8974;
} else if (camss->version == CAMSS_8x96) {
csiphy_res = csiphy_res_8x96;
csid_res = csid_res_8x96;
@@ -1542,6 +1695,12 @@ static int camss_probe(struct platform_device *pdev)
camss->csiphy_num = 2;
camss->csid_num = 2;
camss->vfe_num = 1;
+ } else if (of_device_is_compatible(dev->of_node,
+ "qcom,msm8974-camss")) {
+ camss->version = CAMSS_8x74;
+ camss->csiphy_num = 3;
+ camss->csid_num = 4;
+ camss->vfe_num = 2;
} else if (of_device_is_compatible(dev->of_node,
"qcom,msm8996-camss")) {
camss->version = CAMSS_8x96;
@@ -1586,6 +1745,7 @@ static int camss_probe(struct platform_device *pdev)
}

if (camss->version == CAMSS_8x16 ||
+ camss->version == CAMSS_8x74 ||
camss->version == CAMSS_8x96) {
camss->ispif = devm_kcalloc(dev, 1, sizeof(*camss->ispif), GFP_KERNEL);
if (!camss->ispif) {
@@ -1735,6 +1895,7 @@ static int camss_remove(struct platform_device *pdev)

static const struct of_device_id camss_dt_match[] = {
{ .compatible = "qcom,msm8916-camss" },
+ { .compatible = "qcom,msm8974-camss" },
{ .compatible = "qcom,msm8996-camss" },
{ .compatible = "qcom,sdm660-camss" },
{ .compatible = "qcom,sdm845-camss" },
--
2.36.0