[PATCH V2 7/8] clk: qcom: Add GPUCC driver support for SM4450
From: Ajit Pandey
Date: Tue Apr 16 2024 - 14:23:27 EST
Add Graphics Clock Controller (GPUCC) support for SM4450 platform.
Signed-off-by: Ajit Pandey <quic_ajipan@xxxxxxxxxxx>
---
drivers/clk/qcom/Kconfig | 9 +
drivers/clk/qcom/Makefile | 1 +
drivers/clk/qcom/gpucc-sm4450.c | 805 ++++++++++++++++++++++++++++++++
3 files changed, 815 insertions(+)
create mode 100644 drivers/clk/qcom/gpucc-sm4450.c
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index ea9bd81675ad..108b97f9e51b 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -1029,6 +1029,15 @@ config SM_GCC_8650
Say Y if you want to use peripheral devices such as UART,
SPI, I2C, USB, SD/UFS, PCIe etc.
+config SM_GPUCC_4450
+ tristate "SM4450 Graphics Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ select SM_GCC_4450
+ help
+ Support for the graphics clock controller on SM4450 devices.
+ Say Y if you want to support graphics controller devices and
+ functionality such as 3D graphics.
+
config SM_GPUCC_6115
tristate "SM6115 Graphics Clock Controller"
select SM_GCC_6115
diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index fa8f4ee32ede..d39321be21ae 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -131,6 +131,7 @@ obj-$(CONFIG_SM_GCC_8350) += gcc-sm8350.o
obj-$(CONFIG_SM_GCC_8450) += gcc-sm8450.o
obj-$(CONFIG_SM_GCC_8550) += gcc-sm8550.o
obj-$(CONFIG_SM_GCC_8650) += gcc-sm8650.o
+obj-$(CONFIG_SM_GPUCC_4450) += gpucc-sm4450.o
obj-$(CONFIG_SM_GPUCC_6115) += gpucc-sm6115.o
obj-$(CONFIG_SM_GPUCC_6125) += gpucc-sm6125.o
obj-$(CONFIG_SM_GPUCC_6350) += gpucc-sm6350.o
diff --git a/drivers/clk/qcom/gpucc-sm4450.c b/drivers/clk/qcom/gpucc-sm4450.c
new file mode 100644
index 000000000000..37e54f80c00f
--- /dev/null
+++ b/drivers/clk/qcom/gpucc-sm4450.c
@@ -0,0 +1,805 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include <linux/mod_devicetable.h>
+#include <linux/of.h>
+#include <linux/regmap.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/qcom,sm4450-gpucc.h>
+
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-pll.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "common.h"
+#include "gdsc.h"
+#include "reset.h"
+
+enum {
+ DT_BI_TCXO,
+ DT_GPLL0_OUT_MAIN,
+ DT_GPLL0_OUT_MAIN_DIV,
+};
+
+enum {
+ P_BI_TCXO,
+ P_GPLL0_OUT_MAIN,
+ P_GPLL0_OUT_MAIN_DIV,
+ P_GPU_CC_PLL0_OUT_EVEN,
+ P_GPU_CC_PLL0_OUT_MAIN,
+ P_GPU_CC_PLL0_OUT_ODD,
+ P_GPU_CC_PLL1_OUT_EVEN,
+ P_GPU_CC_PLL1_OUT_MAIN,
+ P_GPU_CC_PLL1_OUT_ODD,
+};
+
+static const struct pll_vco lucid_evo_vco[] = {
+ { 249600000, 2020000000, 0 },
+};
+
+/* 680.0 MHz Configuration */
+static const struct alpha_pll_config gpu_cc_pll0_config = {
+ .l = 0x23,
+ .alpha = 0x6aaa,
+ .config_ctl_val = 0x20485699,
+ .config_ctl_hi_val = 0x00182261,
+ .config_ctl_hi1_val = 0x32aa299c,
+ .user_ctl_val = 0x00000000,
+ .user_ctl_hi_val = 0x00000805,
+};
+
+static struct clk_alpha_pll gpu_cc_pll0 = {
+ .offset = 0x0,
+ .vco_table = lucid_evo_vco,
+ .num_vco = ARRAY_SIZE(lucid_evo_vco),
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO],
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_pll0",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_lucid_evo_ops,
+ },
+ },
+};
+
+/* 500.0 MHz Configuration */
+static const struct alpha_pll_config gpu_cc_pll1_config = {
+ .l = 0x1a,
+ .alpha = 0xaaa,
+ .config_ctl_val = 0x20485699,
+ .config_ctl_hi_val = 0x00182261,
+ .config_ctl_hi1_val = 0x32aa299c,
+ .user_ctl_val = 0x00000000,
+ .user_ctl_hi_val = 0x00000805,
+};
+
+static struct clk_alpha_pll gpu_cc_pll1 = {
+ .offset = 0x1000,
+ .vco_table = lucid_evo_vco,
+ .num_vco = ARRAY_SIZE(lucid_evo_vco),
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO],
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_pll1",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_lucid_evo_ops,
+ },
+ },
+};
+
+static const struct parent_map gpu_cc_parent_map_0[] = {
+ { P_BI_TCXO, 0 },
+ { P_GPLL0_OUT_MAIN, 5 },
+ { P_GPLL0_OUT_MAIN_DIV, 6 },
+};
+
+static const struct clk_parent_data gpu_cc_parent_data_0[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_GPLL0_OUT_MAIN },
+ { .index = DT_GPLL0_OUT_MAIN_DIV },
+};
+
+static const struct parent_map gpu_cc_parent_map_1[] = {
+ { P_BI_TCXO, 0 },
+ { P_GPU_CC_PLL0_OUT_MAIN, 1 },
+ { P_GPU_CC_PLL1_OUT_MAIN, 3 },
+ { P_GPLL0_OUT_MAIN, 5 },
+ { P_GPLL0_OUT_MAIN_DIV, 6 },
+};
+
+static const struct clk_parent_data gpu_cc_parent_data_1[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gpu_cc_pll0.clkr.hw },
+ { .hw = &gpu_cc_pll1.clkr.hw },
+ { .index = DT_GPLL0_OUT_MAIN },
+ { .index = DT_GPLL0_OUT_MAIN_DIV },
+};
+
+static const struct parent_map gpu_cc_parent_map_2[] = {
+ { P_BI_TCXO, 0 },
+ { P_GPU_CC_PLL0_OUT_EVEN, 1 },
+ { P_GPU_CC_PLL0_OUT_ODD, 2 },
+ { P_GPU_CC_PLL1_OUT_EVEN, 3 },
+ { P_GPU_CC_PLL1_OUT_ODD, 4 },
+ { P_GPLL0_OUT_MAIN, 5 },
+};
+
+static const struct clk_parent_data gpu_cc_parent_data_2[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gpu_cc_pll0.clkr.hw },
+ { .hw = &gpu_cc_pll0.clkr.hw },
+ { .hw = &gpu_cc_pll1.clkr.hw },
+ { .hw = &gpu_cc_pll1.clkr.hw },
+ { .index = DT_GPLL0_OUT_MAIN },
+};
+
+static const struct parent_map gpu_cc_parent_map_3[] = {
+ { P_BI_TCXO, 0 },
+ { P_GPU_CC_PLL1_OUT_MAIN, 3 },
+ { P_GPLL0_OUT_MAIN, 5 },
+ { P_GPLL0_OUT_MAIN_DIV, 6 },
+};
+
+static const struct clk_parent_data gpu_cc_parent_data_3[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &gpu_cc_pll1.clkr.hw },
+ { .index = DT_GPLL0_OUT_MAIN },
+ { .index = DT_GPLL0_OUT_MAIN_DIV },
+};
+
+static const struct parent_map gpu_cc_parent_map_4[] = {
+ { P_BI_TCXO, 0 },
+};
+
+static const struct clk_parent_data gpu_cc_parent_data_4[] = {
+ { .index = DT_BI_TCXO },
+};
+
+static const struct freq_tbl ftbl_gpu_cc_ff_clk_src[] = {
+ F(200000000, P_GPLL0_OUT_MAIN_DIV, 1.5, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gpu_cc_ff_clk_src = {
+ .cmd_rcgr = 0x9474,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gpu_cc_parent_map_0,
+ .freq_tbl = ftbl_gpu_cc_ff_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_ff_clk_src",
+ .parent_data = gpu_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(gpu_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 gpu_cc_gmu_clk_src = {
+ .cmd_rcgr = 0x9318,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gpu_cc_parent_map_1,
+ .freq_tbl = ftbl_gpu_cc_ff_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gmu_clk_src",
+ .parent_data = gpu_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(gpu_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gpu_cc_gx_gfx3d_clk_src[] = {
+ F(340000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ F(500000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ F(605000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ F(765000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ F(850000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ F(955000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ F(1010000000, P_GPU_CC_PLL0_OUT_EVEN, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gpu_cc_gx_gfx3d_clk_src = {
+ .cmd_rcgr = 0x9070,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gpu_cc_parent_map_2,
+ .freq_tbl = ftbl_gpu_cc_gx_gfx3d_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_gfx3d_clk_src",
+ .parent_data = gpu_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(gpu_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gpu_cc_hub_clk_src[] = {
+ F(150000000, P_GPLL0_OUT_MAIN_DIV, 2, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gpu_cc_hub_clk_src = {
+ .cmd_rcgr = 0x93ec,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gpu_cc_parent_map_3,
+ .freq_tbl = ftbl_gpu_cc_hub_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_hub_clk_src",
+ .parent_data = gpu_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(gpu_cc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_gpu_cc_xo_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 gpu_cc_xo_clk_src = {
+ .cmd_rcgr = 0x9010,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = gpu_cc_parent_map_4,
+ .freq_tbl = ftbl_gpu_cc_xo_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_xo_clk_src",
+ .parent_data = gpu_cc_parent_data_4,
+ .num_parents = ARRAY_SIZE(gpu_cc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_regmap_div gpu_cc_demet_div_clk_src = {
+ .reg = 0x9054,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_demet_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gpu_cc_hub_ahb_div_clk_src = {
+ .reg = 0x9430,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_hub_ahb_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_hub_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gpu_cc_hub_cx_int_div_clk_src = {
+ .reg = 0x942c,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_hub_cx_int_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_hub_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_regmap_div gpu_cc_xo_div_clk_src = {
+ .reg = 0x9050,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_xo_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_branch gpu_cc_ahb_clk = {
+ .halt_reg = 0x911c,
+ .halt_check = BRANCH_HALT_DELAY,
+ .clkr = {
+ .enable_reg = 0x911c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_hub_ahb_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_crc_ahb_clk = {
+ .halt_reg = 0x9120,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9120,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_crc_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_hub_ahb_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_cx_ff_clk = {
+ .halt_reg = 0x914c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x914c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_cx_ff_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_ff_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_cx_gfx3d_clk = {
+ .halt_reg = 0x919c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x919c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_cx_gfx3d_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gx_gfx3d_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_cx_gfx3d_slv_clk = {
+ .halt_reg = 0x91a0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x91a0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_cx_gfx3d_slv_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gx_gfx3d_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_cx_gmu_clk = {
+ .halt_reg = 0x913c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x913c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_cx_gmu_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gmu_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_aon_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_cx_snoc_dvm_clk = {
+ .halt_reg = 0x9130,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9130,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_cx_snoc_dvm_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_cxo_clk = {
+ .halt_reg = 0x9144,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9144,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_cxo_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_freq_measure_clk = {
+ .halt_reg = 0x9008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_freq_measure_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_xo_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_gx_cxo_clk = {
+ .halt_reg = 0x90b8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x90b8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_cxo_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_gx_ff_clk = {
+ .halt_reg = 0x90c0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x90c0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_ff_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_ff_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_gx_gfx3d_clk = {
+ .halt_reg = 0x90a8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x90a8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_gfx3d_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gx_gfx3d_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_gx_gfx3d_rdvm_clk = {
+ .halt_reg = 0x90c8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x90c8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_gfx3d_rdvm_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gx_gfx3d_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_gx_gmu_clk = {
+ .halt_reg = 0x90bc,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x90bc,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_gmu_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gmu_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_gx_vsense_clk = {
+ .halt_reg = 0x90b0,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x90b0,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_gx_vsense_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_hub_aon_clk = {
+ .halt_reg = 0x93e8,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x93e8,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_hub_aon_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_hub_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_aon_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_hub_cx_int_clk = {
+ .halt_reg = 0x9148,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9148,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_hub_cx_int_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_hub_cx_int_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_aon_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_memnoc_gfx_clk = {
+ .halt_reg = 0x9150,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9150,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_memnoc_gfx_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_mnd1x_0_gfx3d_clk = {
+ .halt_reg = 0x9288,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9288,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_mnd1x_0_gfx3d_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &gpu_cc_gx_gfx3d_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch gpu_cc_sleep_clk = {
+ .halt_reg = 0x9134,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x9134,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "gpu_cc_sleep_clk",
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct gdsc gpu_cc_cx_gdsc = {
+ .gdscr = 0x9108,
+ .gds_hw_ctrl = 0x953c,
+ .clk_dis_wait_val = 8,
+ .pd = {
+ .name = "gpu_cx_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = VOTABLE | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc gpu_cc_gx_gdsc = {
+ .gdscr = 0x905c,
+ .clamp_io_ctrl = 0x9504,
+ .resets = (unsigned int []){ GPU_CC_GX_BCR,
+ GPU_CC_ACD_BCR,
+ GPU_CC_GX_ACD_IROOT_BCR },
+ .reset_count = 3,
+ .pd = {
+ .name = "gpu_gx_gdsc",
+ .power_on = gdsc_gx_do_nothing_enable,
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = CLAMP_IO | AON_RESET | SW_RESET | POLL_CFG_GDSCR,
+};
+
+static struct clk_regmap *gpu_cc_sm4450_clocks[] = {
+ [GPU_CC_AHB_CLK] = &gpu_cc_ahb_clk.clkr,
+ [GPU_CC_CRC_AHB_CLK] = &gpu_cc_crc_ahb_clk.clkr,
+ [GPU_CC_CX_FF_CLK] = &gpu_cc_cx_ff_clk.clkr,
+ [GPU_CC_CX_GFX3D_CLK] = &gpu_cc_cx_gfx3d_clk.clkr,
+ [GPU_CC_CX_GFX3D_SLV_CLK] = &gpu_cc_cx_gfx3d_slv_clk.clkr,
+ [GPU_CC_CX_GMU_CLK] = &gpu_cc_cx_gmu_clk.clkr,
+ [GPU_CC_CX_SNOC_DVM_CLK] = &gpu_cc_cx_snoc_dvm_clk.clkr,
+ [GPU_CC_CXO_CLK] = &gpu_cc_cxo_clk.clkr,
+ [GPU_CC_DEMET_DIV_CLK_SRC] = &gpu_cc_demet_div_clk_src.clkr,
+ [GPU_CC_FF_CLK_SRC] = &gpu_cc_ff_clk_src.clkr,
+ [GPU_CC_FREQ_MEASURE_CLK] = &gpu_cc_freq_measure_clk.clkr,
+ [GPU_CC_GMU_CLK_SRC] = &gpu_cc_gmu_clk_src.clkr,
+ [GPU_CC_GX_CXO_CLK] = &gpu_cc_gx_cxo_clk.clkr,
+ [GPU_CC_GX_FF_CLK] = &gpu_cc_gx_ff_clk.clkr,
+ [GPU_CC_GX_GFX3D_CLK] = &gpu_cc_gx_gfx3d_clk.clkr,
+ [GPU_CC_GX_GFX3D_CLK_SRC] = &gpu_cc_gx_gfx3d_clk_src.clkr,
+ [GPU_CC_GX_GFX3D_RDVM_CLK] = &gpu_cc_gx_gfx3d_rdvm_clk.clkr,
+ [GPU_CC_GX_GMU_CLK] = &gpu_cc_gx_gmu_clk.clkr,
+ [GPU_CC_GX_VSENSE_CLK] = &gpu_cc_gx_vsense_clk.clkr,
+ [GPU_CC_HUB_AHB_DIV_CLK_SRC] = &gpu_cc_hub_ahb_div_clk_src.clkr,
+ [GPU_CC_HUB_AON_CLK] = &gpu_cc_hub_aon_clk.clkr,
+ [GPU_CC_HUB_CLK_SRC] = &gpu_cc_hub_clk_src.clkr,
+ [GPU_CC_HUB_CX_INT_CLK] = &gpu_cc_hub_cx_int_clk.clkr,
+ [GPU_CC_HUB_CX_INT_DIV_CLK_SRC] = &gpu_cc_hub_cx_int_div_clk_src.clkr,
+ [GPU_CC_MEMNOC_GFX_CLK] = &gpu_cc_memnoc_gfx_clk.clkr,
+ [GPU_CC_MND1X_0_GFX3D_CLK] = &gpu_cc_mnd1x_0_gfx3d_clk.clkr,
+ [GPU_CC_PLL0] = &gpu_cc_pll0.clkr,
+ [GPU_CC_PLL1] = &gpu_cc_pll1.clkr,
+ [GPU_CC_SLEEP_CLK] = &gpu_cc_sleep_clk.clkr,
+ [GPU_CC_XO_CLK_SRC] = &gpu_cc_xo_clk_src.clkr,
+ [GPU_CC_XO_DIV_CLK_SRC] = &gpu_cc_xo_div_clk_src.clkr,
+};
+
+static struct gdsc *gpu_cc_sm4450_gdscs[] = {
+ [GPU_CC_CX_GDSC] = &gpu_cc_cx_gdsc,
+ [GPU_CC_GX_GDSC] = &gpu_cc_gx_gdsc,
+};
+
+static const struct qcom_reset_map gpu_cc_sm4450_resets[] = {
+ [GPU_CC_CB_BCR] = { 0x93a0 },
+ [GPU_CC_CX_BCR] = { 0x9104 },
+ [GPU_CC_GX_BCR] = { 0x9058 },
+ [GPU_CC_FAST_HUB_BCR] = { 0x93e4 },
+ [GPU_CC_ACD_BCR] = { 0x9358 },
+ [GPU_CC_FF_BCR] = { 0x9470 },
+ [GPU_CC_GFX3D_AON_BCR] = { 0x9198 },
+ [GPU_CC_GMU_BCR] = { 0x9314 },
+ [GPU_CC_RBCPR_BCR] = { 0x91e0 },
+ [GPU_CC_XO_BCR] = { 0x9000 },
+ [GPU_CC_GX_ACD_IROOT_BCR] = { 0x958c },
+};
+
+static const struct regmap_config gpu_cc_sm4450_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x95c0,
+ .fast_io = true,
+};
+
+static const struct qcom_cc_desc gpu_cc_sm4450_desc = {
+ .config = &gpu_cc_sm4450_regmap_config,
+ .clks = gpu_cc_sm4450_clocks,
+ .num_clks = ARRAY_SIZE(gpu_cc_sm4450_clocks),
+ .resets = gpu_cc_sm4450_resets,
+ .num_resets = ARRAY_SIZE(gpu_cc_sm4450_resets),
+ .gdscs = gpu_cc_sm4450_gdscs,
+ .num_gdscs = ARRAY_SIZE(gpu_cc_sm4450_gdscs),
+};
+
+static const struct of_device_id gpu_cc_sm4450_match_table[] = {
+ { .compatible = "qcom,sm4450-gpucc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, gpu_cc_sm4450_match_table);
+
+static int gpu_cc_sm4450_probe(struct platform_device *pdev)
+{
+ struct regmap *regmap;
+
+ regmap = qcom_cc_map(pdev, &gpu_cc_sm4450_desc);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
+ clk_lucid_evo_pll_configure(&gpu_cc_pll0, regmap, &gpu_cc_pll0_config);
+ clk_lucid_evo_pll_configure(&gpu_cc_pll1, regmap, &gpu_cc_pll1_config);
+
+ /* Keep some clocks always enabled */
+ qcom_branch_set_clk_en(regmap, 0x93a4); /* GPU_CC_CB_CLK */
+ qcom_branch_set_clk_en(regmap, 0x9004); /* GPU_CC_CXO_AON_CLK */
+ qcom_branch_set_clk_en(regmap, 0x900c); /* GPU_CC_DEMET_CLK */
+
+ return qcom_cc_really_probe(pdev, &gpu_cc_sm4450_desc, regmap);
+}
+
+static struct platform_driver gpu_cc_sm4450_driver = {
+ .probe = gpu_cc_sm4450_probe,
+ .driver = {
+ .name = "gpucc-sm4450",
+ .of_match_table = gpu_cc_sm4450_match_table,
+ },
+};
+
+module_platform_driver(gpu_cc_sm4450_driver);
+
+MODULE_DESCRIPTION("QTI GPUCC SM4450 Driver");
+MODULE_LICENSE("GPL");
--
2.25.1