2021-06-17 02:41:05

by Konrad Dybcio

[permalink] [raw]
Subject: [PATCH 3/3] clk: qcom: mmcc-msm8994: Add MSM8992 support

MSM8992 features less clocks & GDSCS and has different
freq tables for some of them.

Signed-off-by: Konrad Dybcio <[email protected]>
---
drivers/clk/qcom/mmcc-msm8994.c | 126 ++++++++++++++++++++++++++++++++
1 file changed, 126 insertions(+)

diff --git a/drivers/clk/qcom/mmcc-msm8994.c b/drivers/clk/qcom/mmcc-msm8994.c
index 8ba66e975837..3d148ba29413 100644
--- a/drivers/clk/qcom/mmcc-msm8994.c
+++ b/drivers/clk/qcom/mmcc-msm8994.c
@@ -329,6 +329,14 @@ static const struct freq_tbl ftbl_axi_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_axi_clk_src_8992[] = {
+ F(75000000, P_GPLL0, 8, 0, 0),
+ F(150000000, P_GPLL0, 4, 0, 0),
+ F(300000000, P_GPLL0, 2, 0, 0),
+ F(404000000, P_MMPLL1, 2, 0, 0),
+ { }
+};
+
static struct clk_rcg2 axi_clk_src = {
.cmd_rcgr = 0x5040,
.hid_width = 5,
@@ -349,6 +357,12 @@ static const struct freq_tbl ftbl_csi0_1_2_3_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_csi0_1_2_3_clk_src_8992[] = {
+ F(100000000, P_GPLL0, 6, 0, 0),
+ F(266670000, P_MMPLL0, 3, 0, 0),
+ { }
+};
+
static struct clk_rcg2 csi0_clk_src = {
.cmd_rcgr = 0x3090,
.hid_width = 5,
@@ -375,6 +389,16 @@ static const struct freq_tbl ftbl_vcodec0_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_vcodec0_clk_src_8992[] = {
+ F(66670000, P_GPLL0, 9, 0, 0),
+ F(100000000, P_GPLL0, 6, 0, 0),
+ F(133330000, P_GPLL0, 4.5, 0, 0),
+ F(200000000, P_MMPLL0, 4, 0, 0),
+ F(320000000, P_MMPLL0, 2.5, 0, 0),
+ F(510000000, P_MMPLL3, 2, 0, 0),
+ { }
+};
+
static struct clk_rcg2 vcodec0_clk_src = {
.cmd_rcgr = 0x1000,
.mnd_width = 8,
@@ -440,6 +464,16 @@ static const struct freq_tbl ftbl_vfe0_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_vfe0_1_clk_src_8992[] = {
+ F(80000000, P_GPLL0, 7.5, 0, 0),
+ F(100000000, P_GPLL0, 6, 0, 0),
+ F(200000000, P_GPLL0, 3, 0, 0),
+ F(320000000, P_MMPLL0, 2.5, 0, 0),
+ F(480000000, P_MMPLL4, 2, 0, 0),
+ F(600000000, P_GPLL0, 1, 0, 0),
+ { }
+};
+
static struct clk_rcg2 vfe0_clk_src = {
.cmd_rcgr = 0x3600,
.hid_width = 5,
@@ -486,6 +520,15 @@ static const struct freq_tbl ftbl_cpp_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_cpp_clk_src_8992[] = {
+ F(100000000, P_GPLL0, 6, 0, 0),
+ F(200000000, P_GPLL0, 3, 0, 0),
+ F(320000000, P_MMPLL0, 2.5, 0, 0),
+ F(480000000, P_MMPLL4, 2, 0, 0),
+ F(640000000, P_MMPLL4, 1.5, 0, 0),
+ { }
+};
+
static struct clk_rcg2 cpp_clk_src = {
.cmd_rcgr = 0x3640,
.hid_width = 5,
@@ -601,6 +644,17 @@ static const struct freq_tbl ftbl_mdp_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_mdp_clk_src_8992[] = {
+ F(85710000, P_GPLL0, 7, 0, 0),
+ F(171430000, P_GPLL0, 3.5, 0, 0),
+ F(200000000, P_GPLL0, 3, 0, 0),
+ F(240000000, P_GPLL0, 2.5, 0, 0),
+ F(266670000, P_MMPLL0, 3, 0, 0),
+ F(320000000, P_MMPLL0, 2.5, 0, 0),
+ F(400000000, P_MMPLL0, 2, 0, 0),
+ { }
+};
+
static struct clk_rcg2 mdp_clk_src = {
.cmd_rcgr = 0x2040,
.hid_width = 5,
@@ -654,6 +708,16 @@ static const struct freq_tbl ftbl_ocmemnoc_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_ocmemnoc_clk_src_8992[] = {
+ F(19200000, P_XO, 1, 0, 0),
+ F(75000000, P_GPLL0, 8, 0, 0),
+ F(100000000, P_GPLL0, 6, 0, 0),
+ F(150000000, P_GPLL0, 4, 0, 0),
+ F(320000000, P_MMPLL0, 2.5, 0, 0),
+ F(400000000, P_MMPLL0, 2, 0, 0),
+ { }
+};
+
static struct clk_rcg2 ocmemnoc_clk_src = {
.cmd_rcgr = 0x5090,
.hid_width = 5,
@@ -766,6 +830,35 @@ static const struct freq_tbl ftbl_mclk0_1_2_3_clk_src[] = {
{ }
};

+static const struct freq_tbl ftbl_mclk0_clk_src_8992[] = {
+ F(4800000, P_XO, 4, 0, 0),
+ F(6000000, P_MMPLL4, 10, 1, 16),
+ F(8000000, P_MMPLL4, 10, 1, 12),
+ F(9600000, P_XO, 2, 0, 0),
+ F(12000000, P_MMPLL4, 10, 1, 8),
+ F(16000000, P_MMPLL4, 10, 1, 6),
+ F(19200000, P_XO, 1, 0, 0),
+ F(24000000, P_MMPLL4, 10, 1, 4),
+ F(32000000, P_MMPLL4, 10, 1, 3),
+ F(48000000, P_MMPLL4, 10, 1, 2),
+ F(64000000, P_MMPLL4, 15, 0, 0),
+ { }
+};
+
+static const struct freq_tbl ftbl_mclk1_2_3_clk_src_8992[] = {
+ F(4800000, P_XO, 4, 0, 0),
+ F(6000000, P_MMPLL4, 10, 1, 16),
+ F(8000000, P_MMPLL4, 10, 1, 12),
+ F(9600000, P_XO, 2, 0, 0),
+ F(16000000, P_MMPLL4, 10, 1, 6),
+ F(19200000, P_XO, 1, 0, 0),
+ F(24000000, P_MMPLL4, 10, 1, 4),
+ F(32000000, P_MMPLL4, 10, 1, 3),
+ F(48000000, P_MMPLL4, 10, 1, 2),
+ F(64000000, P_MMPLL4, 15, 0, 0),
+ { }
+};
+
static struct clk_rcg2 mclk0_clk_src = {
.cmd_rcgr = 0x3360,
.mnd_width = 8,
@@ -2470,6 +2563,39 @@ static int mmcc_msm8994_probe(struct platform_device *pdev)
{
struct regmap *regmap;

+ if (of_device_is_compatible(pdev->dev.of_node, "qcom,mmcc-msm8992")) {
+ /* MSM8992 features less clocks and some have different freq tables */
+ mmcc_msm8994_desc.clks[CAMSS_JPEG_JPEG1_CLK] = 0;
+ mmcc_msm8994_desc.clks[CAMSS_JPEG_JPEG2_CLK] = 0;
+ mmcc_msm8994_desc.clks[FD_CORE_CLK_SRC] = 0;
+ mmcc_msm8994_desc.clks[FD_CORE_CLK] = 0;
+ mmcc_msm8994_desc.clks[FD_CORE_UAR_CLK] = 0;
+ mmcc_msm8994_desc.clks[FD_AXI_CLK] = 0;
+ mmcc_msm8994_desc.clks[FD_AHB_CLK] = 0;
+ mmcc_msm8994_desc.clks[JPEG1_CLK_SRC] = 0;
+ mmcc_msm8994_desc.clks[JPEG2_CLK_SRC] = 0;
+ mmcc_msm8994_desc.clks[VENUS0_CORE2_VCODEC_CLK] = 0;
+
+ mmcc_msm8994_desc.gdscs[FD_GDSC] = 0;
+ mmcc_msm8994_desc.gdscs[VENUS_CORE2_GDSC] = 0;
+
+ axi_clk_src.freq_tbl = ftbl_axi_clk_src_8992;
+ cpp_clk_src.freq_tbl = ftbl_cpp_clk_src_8992;
+ csi0_clk_src.freq_tbl = ftbl_csi0_1_2_3_clk_src_8992;
+ csi1_clk_src.freq_tbl = ftbl_csi0_1_2_3_clk_src_8992;
+ csi2_clk_src.freq_tbl = ftbl_csi0_1_2_3_clk_src_8992;
+ csi3_clk_src.freq_tbl = ftbl_csi0_1_2_3_clk_src_8992;
+ mclk0_clk_src.freq_tbl = ftbl_mclk0_clk_src_8992;
+ mclk1_clk_src.freq_tbl = ftbl_mclk1_2_3_clk_src_8992;
+ mclk2_clk_src.freq_tbl = ftbl_mclk1_2_3_clk_src_8992;
+ mclk3_clk_src.freq_tbl = ftbl_mclk1_2_3_clk_src_8992;
+ mdp_clk_src.freq_tbl = ftbl_mdp_clk_src_8992;
+ ocmemnoc_clk_src.freq_tbl = ftbl_ocmemnoc_clk_src_8992;
+ vcodec0_clk_src.freq_tbl = ftbl_vcodec0_clk_src_8992;
+ vfe0_clk_src.freq_tbl = ftbl_vfe0_1_clk_src_8992;
+ vfe1_clk_src.freq_tbl = ftbl_vfe0_1_clk_src_8992;
+ }
+
regmap = qcom_cc_map(pdev, &mmcc_msm8994_desc);
if (IS_ERR(regmap))
return PTR_ERR(regmap);
--
2.32.0