[PATCH v3 1/9] dt-bindings: clk: qcom: Add bindings for MSM8994 GCC driver

@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/qcom,gcc-msm8994.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Global Clock & Reset Controller Binding for MSM8994
+
+maintainers:
+  - Konrad Dybcio <konrad.dybcio@somainline.org>
+
+description: |
+  Qualcomm global clock control module which supports the clocks, resets and
+  power domains on MSM8994 and MSM8992.
+
+  See also:
+  - dt-bindings/clock/qcom,gcc-msm8994.h
+
+properties:
+  compatible:
+    enum:
+      - qcom,gcc-msm8992
+      - qcom,gcc-msm8994
+
+  clocks:
+    items:
+      - description: Board XO source
+      - description: Sleep clock source
+
+  clock-names:
+    items:
+      - const: xo
+      - const: sleep
+
+  '#clock-cells':
+    const: 1
+
+  '#reset-cells':
+    const: 1
+
+  '#power-domain-cells':
+    const: 1
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+  - reg
+  - '#clock-cells'
+  - '#reset-cells'
+  - '#power-domain-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    clock-controller@300000 {
+      compatible = "qcom,gcc-msm8994";
+      reg = <0x00300000 0x90000>;
+      clocks = <&xo_board>, <&sleep_clk>;
+      clock-names = "xo", "sleep";
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+      #power-domain-cells = <1>;
+    };
+
+...

@@ -106,6 +106,42 @@ static const struct clk_parent_data gcc_xo_gpll0_gpll4[] = {
 	{ .hw = &gpll4.clkr.hw },
 };
 
+static struct clk_rcg2 system_noc_clk_src = {
+	.cmd_rcgr = 0x0120,
+	.hid_width = 5,
+	.parent_map = gcc_xo_gpll0_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "system_noc_clk_src",
+		.parent_data = gcc_xo_gpll0,
+		.num_parents = ARRAY_SIZE(gcc_xo_gpll0),
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_rcg2 config_noc_clk_src = {
+	.cmd_rcgr = 0x0150,
+	.hid_width = 5,
+	.parent_map = gcc_xo_gpll0_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "config_noc_clk_src",
+		.parent_data = gcc_xo_gpll0,
+		.num_parents = ARRAY_SIZE(gcc_xo_gpll0),
+		.ops = &clk_rcg2_ops,
+	},
+};
+
+static struct clk_rcg2 periph_noc_clk_src = {
+	.cmd_rcgr = 0x0190,
+	.hid_width = 5,
+	.parent_map = gcc_xo_gpll0_map,
+	.clkr.hw.init = &(struct clk_init_data){
+		.name = "periph_noc_clk_src",
+		.parent_data = gcc_xo_gpll0,
+		.num_parents = ARRAY_SIZE(gcc_xo_gpll0),
+		.ops = &clk_rcg2_ops,
+	},
+};
+
 static struct freq_tbl ftbl_ufs_axi_clk_src[] = {
 	F(50000000, P_GPLL0, 12, 0, 0),
 	F(100000000, P_GPLL0, 6, 0, 0),

@@ -1089,6 +1125,8 @@ static struct clk_branch gcc_blsp1_ahb_clk = {
 		.enable_mask = BIT(17),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_blsp1_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1372,6 +1410,8 @@ static struct clk_branch gcc_blsp2_ahb_clk = {
 		.enable_mask = BIT(15),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_blsp2_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1699,6 +1739,8 @@ static struct clk_branch gcc_lpass_q6_axi_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_lpass_q6_axi_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1711,6 +1753,8 @@ static struct clk_branch gcc_mss_q6_bimc_axi_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_mss_q6_bimc_axi_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1738,6 +1782,9 @@ static struct clk_branch gcc_pcie_0_cfg_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pcie_0_cfg_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1750,6 +1797,9 @@ static struct clk_branch gcc_pcie_0_mstr_axi_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pcie_0_mstr_axi_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1779,6 +1829,9 @@ static struct clk_branch gcc_pcie_0_slv_axi_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pcie_0_slv_axi_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1806,6 +1859,9 @@ static struct clk_branch gcc_pcie_1_cfg_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pcie_1_cfg_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1818,6 +1874,9 @@ static struct clk_branch gcc_pcie_1_mstr_axi_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pcie_1_mstr_axi_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1846,6 +1905,9 @@ static struct clk_branch gcc_pcie_1_slv_axi_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pcie_1_slv_axi_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1873,6 +1935,8 @@ static struct clk_branch gcc_pdm_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_pdm_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1900,10 +1964,9 @@ static struct clk_branch gcc_sdcc1_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_sdcc1_ahb_clk",
-			.parent_names = (const char *[]){
-				"periph_noc_clk_src",
-			},
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
 			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1916,10 +1979,9 @@ static struct clk_branch gcc_sdcc2_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_sdcc2_ahb_clk",
-			.parent_names = (const char *[]){
-				"periph_noc_clk_src",
-			},
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
 			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1947,10 +2009,9 @@ static struct clk_branch gcc_sdcc3_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_sdcc3_ahb_clk",
-			.parent_names = (const char *[]){
-				"periph_noc_clk_src",
-			},
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
 			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -1978,10 +2039,9 @@ static struct clk_branch gcc_sdcc4_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_sdcc4_ahb_clk",
-			.parent_names = (const char *[]){
-				"periph_noc_clk_src",
-			},
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
 			.num_parents = 1,
+			.flags = CLK_SET_RATE_PARENT,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2039,6 +2099,8 @@ static struct clk_branch gcc_tsif_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_tsif_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2066,6 +2128,8 @@ static struct clk_branch gcc_ufs_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_ufs_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2109,6 +2173,8 @@ static struct clk_branch gcc_ufs_rx_symbol_0_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_ufs_rx_symbol_0_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2122,6 +2188,8 @@ static struct clk_branch gcc_ufs_rx_symbol_1_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_ufs_rx_symbol_1_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2150,6 +2218,8 @@ static struct clk_branch gcc_ufs_tx_symbol_0_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_ufs_tx_symbol_0_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2163,6 +2233,8 @@ static struct clk_branch gcc_ufs_tx_symbol_1_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_ufs_tx_symbol_1_clk",
+			.parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2254,6 +2326,8 @@ static struct clk_branch gcc_usb_hs_ahb_clk = {
 		.enable_mask = BIT(0),
 		.hw.init = &(struct clk_init_data){
 			.name = "gcc_usb_hs_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
+			.num_parents = 1,
 			.ops = &clk_branch2_ops,
 		},
 	},

@@ -2331,6 +2405,9 @@ static struct clk_regmap *gcc_msm8994_clocks[] = {
 	[GPLL0] = &gpll0.clkr,
 	[GPLL4_EARLY] = &gpll4_early.clkr,
 	[GPLL4] = &gpll4.clkr,
+	[CONFIG_NOC_CLK_SRC] = &config_noc_clk_src.clkr,
+	[PERIPH_NOC_CLK_SRC] = &periph_noc_clk_src.clkr,
+	[SYSTEM_NOC_CLK_SRC] = &system_noc_clk_src.clkr,
 	[UFS_AXI_CLK_SRC] = &ufs_axi_clk_src.clkr,
 	[USB30_MASTER_CLK_SRC] = &usb30_master_clk_src.clkr,
 	[BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr,

@@ -148,6 +148,9 @@
 #define GCC_USB30_SLEEP_CLK			138
 #define GCC_USB_HS_AHB_CLK			139
 #define GCC_USB_PHY_CFG_AHB2PHY_CLK	140
+#define CONFIG_NOC_CLK_SRC			141
+#define PERIPH_NOC_CLK_SRC			142
+#define SYSTEM_NOC_CLK_SRC			143
 
 /* GDSCs */
 #define PCIE_GDSC			0

@@ -2319,6 +2319,19 @@ static struct clk_branch gcc_usb3_phy_aux_clk = {
 	},
 };
 
+static struct clk_branch gcc_usb3_phy_pipe_clk = {
+	.halt_reg = 0x140c,
+	.halt_check = BRANCH_HALT_SKIP,
+	.clkr = {
+		.enable_reg = 0x140c,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_usb3_phy_pipe_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_branch gcc_usb_hs_ahb_clk = {
 	.halt_reg = 0x0488,
 	.clkr = {

@@ -2360,6 +2373,118 @@ static struct clk_branch gcc_usb_phy_cfg_ahb2phy_clk = {
 	},
 };
 
+static struct clk_branch gpll0_out_mmsscc = {
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x1484,
+		.enable_mask = BIT(26),
+		.hw.init = &(struct clk_init_data){
+			.name = "gpll0_out_mmsscc",
+			.parent_hws = (const struct clk_hw *[]){ &gpll0.clkr.hw },
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gpll0_out_msscc = {
+	.halt_check = BRANCH_HALT_DELAY,
+	.clkr = {
+		.enable_reg = 0x1484,
+		.enable_mask = BIT(27),
+		.hw.init = &(struct clk_init_data){
+			.name = "gpll0_out_msscc",
+			.parent_hws = (const struct clk_hw *[]){ &gpll0.clkr.hw },
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch pcie_0_phy_ldo = {
+	.halt_reg = 0x1e00,
+	.halt_check = BRANCH_HALT_SKIP,
+	.clkr = {
+		.enable_reg = 0x1E00,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "pcie_0_phy_ldo",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch pcie_1_phy_ldo = {
+	.halt_reg = 0x1e04,
+	.halt_check = BRANCH_HALT_SKIP,
+	.clkr = {
+		.enable_reg = 0x1E04,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "pcie_1_phy_ldo",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch ufs_phy_ldo = {
+	.halt_reg = 0x1e0c,
+	.halt_check = BRANCH_HALT_SKIP,
+	.clkr = {
+		.enable_reg = 0x1E0C,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "ufs_phy_ldo",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch usb_ss_phy_ldo = {
+	.halt_reg = 0x1e08,
+	.halt_check = BRANCH_HALT_SKIP,
+	.clkr = {
+		.enable_reg = 0x1E08,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "usb_ss_phy_ldo",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_boot_rom_ahb_clk = {
+	.halt_reg = 0x0e04,
+	.halt_check = BRANCH_HALT_VOTED,
+	.hwcg_reg = 0x0e04,
+	.hwcg_bit = 1,
+	.clkr = {
+		.enable_reg = 0x1484,
+		.enable_mask = BIT(10),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_boot_rom_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
+static struct clk_branch gcc_prng_ahb_clk = {
+	.halt_reg = 0x0d04,
+	.halt_check = BRANCH_HALT_VOTED,
+	.clkr = {
+		.enable_reg = 0x1484,
+		.enable_mask = BIT(13),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_prng_ahb_clk",
+			.parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw },
+			.num_parents = 1,
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct gdsc pcie_gdsc = {
 		.gdscr = 0x1e18,
 		.pd = {

@@ -2542,9 +2667,18 @@ static struct clk_regmap *gcc_msm8994_clocks[] = {
 	[GCC_USB30_MOCK_UTMI_CLK] = &gcc_usb30_mock_utmi_clk.clkr,
 	[GCC_USB30_SLEEP_CLK] = &gcc_usb30_sleep_clk.clkr,
 	[GCC_USB3_PHY_AUX_CLK] = &gcc_usb3_phy_aux_clk.clkr,
+	[GCC_USB3_PHY_PIPE_CLK] = &gcc_usb3_phy_pipe_clk.clkr,
 	[GCC_USB_HS_AHB_CLK] = &gcc_usb_hs_ahb_clk.clkr,
 	[GCC_USB_HS_SYSTEM_CLK] = &gcc_usb_hs_system_clk.clkr,
 	[GCC_USB_PHY_CFG_AHB2PHY_CLK] = &gcc_usb_phy_cfg_ahb2phy_clk.clkr,
+	[GPLL0_OUT_MMSSCC] = &gpll0_out_mmsscc.clkr,
+	[GPLL0_OUT_MSSCC] = &gpll0_out_msscc.clkr,
+	[PCIE_0_PHY_LDO] = &pcie_0_phy_ldo.clkr,
+	[PCIE_1_PHY_LDO] = &pcie_1_phy_ldo.clkr,
+	[UFS_PHY_LDO] = &ufs_phy_ldo.clkr,
+	[USB_SS_PHY_LDO] = &usb_ss_phy_ldo.clkr,
+	[GCC_BOOT_ROM_AHB_CLK] = &gcc_boot_rom_ahb_clk.clkr,
+	[GCC_PRNG_AHB_CLK] = &gcc_prng_ahb_clk.clkr,
 };
 
 static struct gdsc *gcc_msm8994_gdscs[] = {

@@ -151,6 +151,15 @@
 #define CONFIG_NOC_CLK_SRC			141
 #define PERIPH_NOC_CLK_SRC			142
 #define SYSTEM_NOC_CLK_SRC			143
+#define GPLL0_OUT_MMSSCC			144
+#define GPLL0_OUT_MSSCC				145
+#define PCIE_0_PHY_LDO				146
+#define PCIE_1_PHY_LDO				147
+#define UFS_PHY_LDO					148
+#define USB_SS_PHY_LDO				149
+#define GCC_BOOT_ROM_AHB_CLK		150
+#define GCC_PRNG_AHB_CLK			151
+#define GCC_USB3_PHY_PIPE_CLK		152
 
 /* GDSCs */
 #define PCIE_GDSC			0

@@ -2685,6 +2685,7 @@ static struct gdsc *gcc_msm8994_gdscs[] = {
 static const struct qcom_reset_map gcc_msm8994_resets[] = {
 	[USB3_PHY_RESET] = { 0x1400 },
 	[USB3PHY_PHY_RESET] = { 0x1404 },
+	[MSS_RESET] = { 0x1680 },
 	[PCIE_PHY_0_RESET] = { 0x1b18 },
 	[PCIE_PHY_1_RESET] = { 0x1b98 },
 	[QUSB2_PHY_RESET] = { 0x04b8 },

@@ -174,5 +174,6 @@
 #define PCIE_PHY_0_RESET		2
 #define PCIE_PHY_1_RESET		3
 #define QUSB2_PHY_RESET			4
+#define MSS_RESET				5
 
 #endif