[PATCH 2/2] clk: qcom: dispcc-sm8250: Add EDP clocks

From: Bjorn Andersson
Date: Tue May 11 2021 - 00:17:35 EST


Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
drivers/clk/qcom/dispcc-sm8250.c | 186 +++++++++++++++++-
.../dt-bindings/clock/qcom,dispcc-sm8250.h | 9 +
2 files changed, 193 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/qcom/dispcc-sm8250.c b/drivers/clk/qcom/dispcc-sm8250.c
index 12ef6f1d5c62..601c7c0ba483 100644
--- a/drivers/clk/qcom/dispcc-sm8250.c
+++ b/drivers/clk/qcom/dispcc-sm8250.c
@@ -26,6 +26,8 @@ enum {
P_DISP_CC_PLL1_OUT_MAIN,
P_DP_PHY_PLL_LINK_CLK,
P_DP_PHY_PLL_VCO_DIV_CLK,
+ P_EDP_PHY_PLL_LINK_CLK,
+ P_EDP_PHY_PLL_VCO_DIV_CLK,
P_DSI0_PHY_PLL_OUT_BYTECLK,
P_DSI0_PHY_PLL_OUT_DSICLK,
P_DSI1_PHY_PLL_OUT_BYTECLK,
@@ -134,6 +136,18 @@ static const struct clk_parent_data disp_cc_parent_data_3[] = {
{ .hw = &disp_cc_pll1.clkr.hw },
};

+static const struct parent_map disp_cc_parent_map_4[] = {
+ { P_BI_TCXO, 0 },
+ { P_EDP_PHY_PLL_LINK_CLK, 1 },
+ { P_EDP_PHY_PLL_VCO_DIV_CLK, 2},
+};
+
+static const struct clk_parent_data disp_cc_parent_data_4[] = {
+ { .fw_name = "bi_tcxo" },
+ { .fw_name = "edp_phy_pll_link_clk" },
+ { .fw_name = "edp_phy_pll_vco_div_clk" },
+};
+
static const struct parent_map disp_cc_parent_map_5[] = {
{ P_BI_TCXO, 0 },
{ P_DISP_CC_PLL0_OUT_MAIN, 1 },
@@ -158,6 +172,18 @@ static const struct clk_parent_data disp_cc_parent_data_6[] = {
{ .fw_name = "dsi1_phy_pll_out_dsiclk" },
};

+static const struct parent_map disp_cc_parent_map_7[] = {
+ { P_BI_TCXO, 0 },
+ { P_DISP_CC_PLL1_OUT_MAIN, 4 },
+ /* { P_DISP_CC_PLL1_OUT_EVEN, 5 }, */
+};
+
+static const struct clk_parent_data disp_cc_parent_data_7[] = {
+ { .fw_name = "bi_tcxo" },
+ { .hw = &disp_cc_pll1.clkr.hw },
+ /* { .hw = &disp_cc_pll1_out_even.clkr.hw }, */
+};
+
static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
F(37500000, P_DISP_CC_PLL1_OUT_MAIN, 16, 0, 0),
@@ -261,7 +287,7 @@ static struct clk_rcg2 disp_cc_mdss_dp_link1_clk_src = {
.name = "disp_cc_mdss_dp_link1_clk_src",
.parent_data = disp_cc_parent_data_0,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_byte2_ops,
},
};

@@ -275,7 +301,7 @@ static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
.name = "disp_cc_mdss_dp_link_clk_src",
.parent_data = disp_cc_parent_data_0,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_byte2_ops,
},
};

@@ -318,6 +344,153 @@ static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
},
};

+static struct clk_rcg2 disp_cc_mdss_edp_aux_clk_src = {
+ .cmd_rcgr = 0x228c,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_aux_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_edp_gtc_clk_src = {
+ .cmd_rcgr = 0x22a4,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_7,
+ .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_gtc_clk_src",
+ .parent_data = disp_cc_parent_data_7,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_7),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_edp_link_clk_src = {
+ .cmd_rcgr = 0x2270,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_4,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_link_clk_src",
+ .parent_data = disp_cc_parent_data_4,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_edp_pixel_clk_src = {
+ .cmd_rcgr = 0x2258,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_4,
+ .clkr.hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_pixel_clk_src",
+ .parent_data = disp_cc_parent_data_4,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_branch disp_cc_mdss_edp_aux_clk = {
+ .halt_reg = 0x2078,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2078,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_aux_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &disp_cc_mdss_edp_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_edp_gtc_clk = {
+ .halt_reg = 0x207c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x207c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_gtc_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &disp_cc_mdss_edp_gtc_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_edp_link_clk = {
+ .halt_reg = 0x2070,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2070,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_link_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &disp_cc_mdss_edp_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_edp_link_intf_clk = {
+ .halt_reg = 0x2074,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x2074,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &disp_cc_mdss_edp_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_GET_RATE_NOCACHE,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_edp_pixel_clk = {
+ .halt_reg = 0x206c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x206c,
+ .enable_mask = BIT(0),
+ .hw.init = &(struct clk_init_data){
+ .name = "disp_cc_mdss_edp_pixel_clk",
+ .parent_hws = (const struct clk_hw*[]){
+ &disp_cc_mdss_edp_pixel_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
.cmd_rcgr = 0x2148,
.mnd_width = 0,
@@ -987,6 +1160,15 @@ static struct clk_regmap *disp_cc_sm8250_clocks[] = {
[DISP_CC_MDSS_DP_PIXEL2_CLK_SRC] = &disp_cc_mdss_dp_pixel2_clk_src.clkr,
[DISP_CC_MDSS_DP_PIXEL_CLK] = &disp_cc_mdss_dp_pixel_clk.clkr,
[DISP_CC_MDSS_DP_PIXEL_CLK_SRC] = &disp_cc_mdss_dp_pixel_clk_src.clkr,
+ [DISP_CC_MDSS_EDP_AUX_CLK] = &disp_cc_mdss_edp_aux_clk.clkr,
+ [DISP_CC_MDSS_EDP_AUX_CLK_SRC] = &disp_cc_mdss_edp_aux_clk_src.clkr,
+ [DISP_CC_MDSS_EDP_GTC_CLK] = &disp_cc_mdss_edp_gtc_clk.clkr,
+ [DISP_CC_MDSS_EDP_GTC_CLK_SRC] = &disp_cc_mdss_edp_gtc_clk_src.clkr,
+ [DISP_CC_MDSS_EDP_LINK_CLK] = &disp_cc_mdss_edp_link_clk.clkr,
+ [DISP_CC_MDSS_EDP_LINK_CLK_SRC] = &disp_cc_mdss_edp_link_clk_src.clkr,
+ [DISP_CC_MDSS_EDP_LINK_INTF_CLK] = &disp_cc_mdss_edp_link_intf_clk.clkr,
+ [DISP_CC_MDSS_EDP_PIXEL_CLK] = &disp_cc_mdss_edp_pixel_clk.clkr,
+ [DISP_CC_MDSS_EDP_PIXEL_CLK_SRC] = &disp_cc_mdss_edp_pixel_clk_src.clkr,
[DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
[DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
[DISP_CC_MDSS_ESC1_CLK] = &disp_cc_mdss_esc1_clk.clkr,
diff --git a/include/dt-bindings/clock/qcom,dispcc-sm8250.h b/include/dt-bindings/clock/qcom,dispcc-sm8250.h
index fdaca6ad5c85..ce001cbbc27f 100644
--- a/include/dt-bindings/clock/qcom,dispcc-sm8250.h
+++ b/include/dt-bindings/clock/qcom,dispcc-sm8250.h
@@ -55,6 +55,15 @@
#define DISP_CC_MDSS_VSYNC_CLK_SRC 45
#define DISP_CC_PLL0 46
#define DISP_CC_PLL1 47
+#define DISP_CC_MDSS_EDP_AUX_CLK 48
+#define DISP_CC_MDSS_EDP_AUX_CLK_SRC 49
+#define DISP_CC_MDSS_EDP_GTC_CLK 50
+#define DISP_CC_MDSS_EDP_GTC_CLK_SRC 51
+#define DISP_CC_MDSS_EDP_LINK_CLK 52
+#define DISP_CC_MDSS_EDP_LINK_CLK_SRC 53
+#define DISP_CC_MDSS_EDP_LINK_INTF_CLK 54
+#define DISP_CC_MDSS_EDP_PIXEL_CLK 55
+#define DISP_CC_MDSS_EDP_PIXEL_CLK_SRC 56

/* DISP_CC Reset */
#define DISP_CC_MDSS_CORE_BCR 0
--
2.29.2