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path: root/drivers/clk/meson/meson8b.c
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-rw-r--r--drivers/clk/meson/meson8b.c163
1 files changed, 119 insertions, 44 deletions
diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c
index a844d35b553a..cd0f5bae24d4 100644
--- a/drivers/clk/meson/meson8b.c
+++ b/drivers/clk/meson/meson8b.c
@@ -118,6 +118,56 @@ static struct clk_regmap meson8b_fixed_pll = {
},
};
+static struct clk_fixed_factor hdmi_pll_dco_in = {
+ .mult = 2,
+ .div = 1,
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll_dco_in",
+ .ops = &clk_fixed_factor_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "xtal",
+ .index = -1,
+ },
+ .num_parents = 1,
+ },
+};
+
+/*
+ * Taken from the vendor driver for the 2970/2975MHz (both only differ in the
+ * FRAC part in HHI_VID_PLL_CNTL2) where these values are identical for Meson8,
+ * Meson8b and Meson8m2. This doubles the input (or output - it's not clear
+ * which one but the result is the same) clock. The vendor driver additionally
+ * has the following comment about: "optimise HPLL VCO 2.97GHz performance".
+ */
+static const struct reg_sequence meson8b_hdmi_pll_init_regs[] = {
+ { .reg = HHI_VID_PLL_CNTL2, .def = 0x69c84000 },
+ { .reg = HHI_VID_PLL_CNTL3, .def = 0x8a46c023 },
+ { .reg = HHI_VID_PLL_CNTL4, .def = 0x4123b100 },
+ { .reg = HHI_VID_PLL_CNTL5, .def = 0x00012385 },
+ { .reg = HHI_VID2_PLL_CNTL2, .def = 0x0430a800 },
+};
+
+static const struct pll_params_table hdmi_pll_params_table[] = {
+ PLL_PARAMS(40, 1),
+ PLL_PARAMS(42, 1),
+ PLL_PARAMS(44, 1),
+ PLL_PARAMS(45, 1),
+ PLL_PARAMS(49, 1),
+ PLL_PARAMS(52, 1),
+ PLL_PARAMS(54, 1),
+ PLL_PARAMS(56, 1),
+ PLL_PARAMS(59, 1),
+ PLL_PARAMS(60, 1),
+ PLL_PARAMS(61, 1),
+ PLL_PARAMS(62, 1),
+ PLL_PARAMS(64, 1),
+ PLL_PARAMS(66, 1),
+ PLL_PARAMS(68, 1),
+ PLL_PARAMS(71, 1),
+ PLL_PARAMS(82, 1),
+ { /* sentinel */ }
+};
+
static struct clk_regmap meson8b_hdmi_pll_dco = {
.data = &(struct meson_clk_pll_data){
.en = {
@@ -150,15 +200,16 @@ static struct clk_regmap meson8b_hdmi_pll_dco = {
.shift = 29,
.width = 1,
},
+ .table = hdmi_pll_params_table,
+ .init_regs = meson8b_hdmi_pll_init_regs,
+ .init_count = ARRAY_SIZE(meson8b_hdmi_pll_init_regs),
},
.hw.init = &(struct clk_init_data){
/* sometimes also called "HPLL" or "HPLL PLL" */
.name = "hdmi_pll_dco",
- .ops = &meson_clk_pll_ro_ops,
- .parent_data = &(const struct clk_parent_data) {
- .fw_name = "xtal",
- .name = "xtal",
- .index = -1,
+ .ops = &meson_clk_pll_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &hdmi_pll_dco_in.hw
},
.num_parents = 1,
},
@@ -173,7 +224,7 @@ static struct clk_regmap meson8b_hdmi_pll_lvds_out = {
},
.hw.init = &(struct clk_init_data){
.name = "hdmi_pll_lvds_out",
- .ops = &clk_regmap_divider_ro_ops,
+ .ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_hdmi_pll_dco.hw
},
@@ -191,7 +242,7 @@ static struct clk_regmap meson8b_hdmi_pll_hdmi_out = {
},
.hw.init = &(struct clk_init_data){
.name = "hdmi_pll_hdmi_out",
- .ops = &clk_regmap_divider_ro_ops,
+ .ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_hdmi_pll_dco.hw
},
@@ -1045,6 +1096,23 @@ static struct clk_regmap meson8b_l2_dram_clk_gate = {
},
};
+/* also called LVDS_CLK_EN */
+static struct clk_regmap meson8b_vid_pll_lvds_en = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = HHI_VID_DIVIDER_CNTL,
+ .bit_idx = 11,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "vid_pll_lvds_en",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &meson8b_hdmi_pll_lvds_out.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
static struct clk_regmap meson8b_vid_pll_in_sel = {
.data = &(struct clk_regmap_mux_data){
.offset = HHI_VID_DIVIDER_CNTL,
@@ -1053,7 +1121,7 @@ static struct clk_regmap meson8b_vid_pll_in_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "vid_pll_in_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
/*
* TODO: depending on the SoC there is also a second parent:
* Meson8: unknown
@@ -1061,7 +1129,7 @@ static struct clk_regmap meson8b_vid_pll_in_sel = {
* Meson8m2: vid2_pll
*/
.parent_hws = (const struct clk_hw *[]) {
- &meson8b_hdmi_pll_lvds_out.hw
+ &meson8b_vid_pll_lvds_en.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
@@ -1075,7 +1143,7 @@ static struct clk_regmap meson8b_vid_pll_in_en = {
},
.hw.init = &(struct clk_init_data){
.name = "vid_pll_in_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vid_pll_in_sel.hw
},
@@ -1092,7 +1160,7 @@ static struct clk_regmap meson8b_vid_pll_pre_div = {
},
.hw.init = &(struct clk_init_data){
.name = "vid_pll_pre_div",
- .ops = &clk_regmap_divider_ro_ops,
+ .ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vid_pll_in_en.hw
},
@@ -1109,7 +1177,7 @@ static struct clk_regmap meson8b_vid_pll_post_div = {
},
.hw.init = &(struct clk_init_data){
.name = "vid_pll_post_div",
- .ops = &clk_regmap_divider_ro_ops,
+ .ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vid_pll_pre_div.hw
},
@@ -1126,7 +1194,7 @@ static struct clk_regmap meson8b_vid_pll = {
},
.hw.init = &(struct clk_init_data){
.name = "vid_pll",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
/* TODO: parent 0x2 is vid_pll_pre_div_mult7_div2 */
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vid_pll_pre_div.hw,
@@ -1145,7 +1213,7 @@ static struct clk_regmap meson8b_vid_pll_final_div = {
},
.hw.init = &(struct clk_init_data){
.name = "vid_pll_final_div",
- .ops = &clk_regmap_divider_ro_ops,
+ .ops = &clk_regmap_divider_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vid_pll.hw
},
@@ -1172,10 +1240,10 @@ static struct clk_regmap meson8b_vclk_in_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_in_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk_mux_parent_hws),
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1186,7 +1254,7 @@ static struct clk_regmap meson8b_vclk_in_en = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_in_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_in_sel.hw
},
@@ -1202,7 +1270,7 @@ static struct clk_regmap meson8b_vclk_en = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_in_en.hw
},
@@ -1218,7 +1286,7 @@ static struct clk_regmap meson8b_vclk_div1_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_div1_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_en.hw
},
@@ -1248,7 +1316,7 @@ static struct clk_regmap meson8b_vclk_div2_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_div2_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div2_div.hw
},
@@ -1278,7 +1346,7 @@ static struct clk_regmap meson8b_vclk_div4_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_div4_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div4_div.hw
},
@@ -1308,7 +1376,7 @@ static struct clk_regmap meson8b_vclk_div6_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_div6_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div6_div.hw
},
@@ -1338,7 +1406,7 @@ static struct clk_regmap meson8b_vclk_div12_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk_div12_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk_div12_div.hw
},
@@ -1355,10 +1423,10 @@ static struct clk_regmap meson8b_vclk2_in_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_in_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk_mux_parent_hws),
- .flags = CLK_SET_RATE_PARENT,
+ .flags = CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT,
},
};
@@ -1369,7 +1437,7 @@ static struct clk_regmap meson8b_vclk2_clk_in_en = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_in_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_in_sel.hw
},
@@ -1385,7 +1453,7 @@ static struct clk_regmap meson8b_vclk2_clk_en = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_clk_in_en.hw
},
@@ -1401,7 +1469,7 @@ static struct clk_regmap meson8b_vclk2_div1_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_div1_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_clk_en.hw
},
@@ -1431,7 +1499,7 @@ static struct clk_regmap meson8b_vclk2_div2_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_div2_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div2_div.hw
},
@@ -1461,7 +1529,7 @@ static struct clk_regmap meson8b_vclk2_div4_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_div4_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div4_div.hw
},
@@ -1491,7 +1559,7 @@ static struct clk_regmap meson8b_vclk2_div6_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_div6_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div6_div.hw
},
@@ -1521,7 +1589,7 @@ static struct clk_regmap meson8b_vclk2_div12_div_gate = {
},
.hw.init = &(struct clk_init_data){
.name = "vclk2_div12_en",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_vclk2_div12_div.hw
},
@@ -1546,7 +1614,7 @@ static struct clk_regmap meson8b_cts_enct_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_enct_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk_enc_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
.flags = CLK_SET_RATE_PARENT,
@@ -1560,7 +1628,7 @@ static struct clk_regmap meson8b_cts_enct = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_enct",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_cts_enct_sel.hw
},
@@ -1577,7 +1645,7 @@ static struct clk_regmap meson8b_cts_encp_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_encp_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk_enc_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
.flags = CLK_SET_RATE_PARENT,
@@ -1591,7 +1659,7 @@ static struct clk_regmap meson8b_cts_encp = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_encp",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_cts_encp_sel.hw
},
@@ -1608,7 +1676,7 @@ static struct clk_regmap meson8b_cts_enci_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_enci_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk_enc_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
.flags = CLK_SET_RATE_PARENT,
@@ -1622,7 +1690,7 @@ static struct clk_regmap meson8b_cts_enci = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_enci",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_cts_enci_sel.hw
},
@@ -1639,7 +1707,7 @@ static struct clk_regmap meson8b_hdmi_tx_pixel_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "hdmi_tx_pixel_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk_enc_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk_enc_mux_parent_hws),
.flags = CLK_SET_RATE_PARENT,
@@ -1653,7 +1721,7 @@ static struct clk_regmap meson8b_hdmi_tx_pixel = {
},
.hw.init = &(struct clk_init_data){
.name = "hdmi_tx_pixel",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_hdmi_tx_pixel_sel.hw
},
@@ -1678,7 +1746,7 @@ static struct clk_regmap meson8b_cts_encl_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_encl_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk2_enc_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk2_enc_mux_parent_hws),
.flags = CLK_SET_RATE_PARENT,
@@ -1692,7 +1760,7 @@ static struct clk_regmap meson8b_cts_encl = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_encl",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_cts_encl_sel.hw
},
@@ -1709,7 +1777,7 @@ static struct clk_regmap meson8b_cts_vdac0_sel = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_vdac0_sel",
- .ops = &clk_regmap_mux_ro_ops,
+ .ops = &clk_regmap_mux_ops,
.parent_hws = meson8b_vclk2_enc_mux_parent_hws,
.num_parents = ARRAY_SIZE(meson8b_vclk2_enc_mux_parent_hws),
.flags = CLK_SET_RATE_PARENT,
@@ -1723,7 +1791,7 @@ static struct clk_regmap meson8b_cts_vdac0 = {
},
.hw.init = &(struct clk_init_data){
.name = "cts_vdac0",
- .ops = &clk_regmap_gate_ro_ops,
+ .ops = &clk_regmap_gate_ops,
.parent_hws = (const struct clk_hw *[]) {
&meson8b_cts_vdac0_sel.hw
},
@@ -2905,6 +2973,8 @@ static struct clk_hw_onecell_data meson8_hw_onecell_data = {
[CLKID_CTS_MCLK_I958_DIV] = &meson8b_cts_mclk_i958_div.hw,
[CLKID_CTS_MCLK_I958] = &meson8b_cts_mclk_i958.hw,
[CLKID_CTS_I958] = &meson8b_cts_i958.hw,
+ [CLKID_VID_PLL_LVDS_EN] = &meson8b_vid_pll_lvds_en.hw,
+ [CLKID_HDMI_PLL_DCO_IN] = &hdmi_pll_dco_in.hw,
[CLK_NR_CLKS] = NULL,
},
.num = CLK_NR_CLKS,
@@ -3122,6 +3192,8 @@ static struct clk_hw_onecell_data meson8b_hw_onecell_data = {
[CLKID_CTS_MCLK_I958_DIV] = &meson8b_cts_mclk_i958_div.hw,
[CLKID_CTS_MCLK_I958] = &meson8b_cts_mclk_i958.hw,
[CLKID_CTS_I958] = &meson8b_cts_i958.hw,
+ [CLKID_VID_PLL_LVDS_EN] = &meson8b_vid_pll_lvds_en.hw,
+ [CLKID_HDMI_PLL_DCO_IN] = &hdmi_pll_dco_in.hw,
[CLK_NR_CLKS] = NULL,
},
.num = CLK_NR_CLKS,
@@ -3341,6 +3413,8 @@ static struct clk_hw_onecell_data meson8m2_hw_onecell_data = {
[CLKID_CTS_MCLK_I958_DIV] = &meson8b_cts_mclk_i958_div.hw,
[CLKID_CTS_MCLK_I958] = &meson8b_cts_mclk_i958.hw,
[CLKID_CTS_I958] = &meson8b_cts_i958.hw,
+ [CLKID_VID_PLL_LVDS_EN] = &meson8b_vid_pll_lvds_en.hw,
+ [CLKID_HDMI_PLL_DCO_IN] = &hdmi_pll_dco_in.hw,
[CLK_NR_CLKS] = NULL,
},
.num = CLK_NR_CLKS,
@@ -3539,6 +3613,7 @@ static struct clk_regmap *const meson8b_clk_regmaps[] = {
&meson8b_cts_mclk_i958_div,
&meson8b_cts_mclk_i958,
&meson8b_cts_i958,
+ &meson8b_vid_pll_lvds_en,
};
static const struct meson8b_clk_reset_line {
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-18 19:42:54 +0300