From 76f05f1ec7664cc7ef7f26364aaa09044a34f8ac Mon Sep 17 00:00:00 2001 From: Ajit Pandey Date: Tue, 11 Jun 2024 19:07:47 +0530 Subject: [PATCH] clk: qcom: Add DISPCC driver support for SM4450 Add Display Clock Controller (DISPCC) support for SM4450 platform. Signed-off-by: Ajit Pandey Reviewed-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20240611133752.2192401-4-quic_ajipan@quicinc.com Signed-off-by: Bjorn Andersson --- drivers/clk/qcom/Kconfig | 10 + drivers/clk/qcom/Makefile | 1 + drivers/clk/qcom/dispcc-sm4450.c | 770 +++++++++++++++++++++++++++++++ 3 files changed, 781 insertions(+) create mode 100644 drivers/clk/qcom/dispcc-sm4450.c diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index cf6ad908327f..d53405ab176b 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -867,6 +867,16 @@ config SM_CAMCC_8650 Support for the camera clock controller on SM8650 devices. Say Y if you want to support camera devices and camera functionality. +config SM_DISPCC_4450 + tristate "SM4450 Display Clock Controller" + depends on ARM64 || COMPILE_TEST + depends on SM_GCC_4450 + help + Support for the display clock controller on Qualcomm Technologies, Inc + SM4450 devices. + Say Y if you want to support display devices and functionality such as + splash screen + config SM_DISPCC_6115 tristate "SM6115 Display Clock Controller" depends on ARM64 || COMPILE_TEST diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile index 8a6f0dabd02f..1c12de995632 100644 --- a/drivers/clk/qcom/Makefile +++ b/drivers/clk/qcom/Makefile @@ -114,6 +114,7 @@ obj-$(CONFIG_SM_CAMCC_8250) += camcc-sm8250.o obj-$(CONFIG_SM_CAMCC_8450) += camcc-sm8450.o obj-$(CONFIG_SM_CAMCC_8550) += camcc-sm8550.o obj-$(CONFIG_SM_CAMCC_8650) += camcc-sm8650.o +obj-$(CONFIG_SM_DISPCC_4450) += dispcc-sm4450.o obj-$(CONFIG_SM_DISPCC_6115) += dispcc-sm6115.o obj-$(CONFIG_SM_DISPCC_6125) += dispcc-sm6125.o obj-$(CONFIG_SM_DISPCC_6350) += dispcc-sm6350.o diff --git a/drivers/clk/qcom/dispcc-sm4450.c b/drivers/clk/qcom/dispcc-sm4450.c new file mode 100644 index 000000000000..98ba016bc57f --- /dev/null +++ b/drivers/clk/qcom/dispcc-sm4450.c @@ -0,0 +1,770 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include +#include +#include +#include +#include +#include + +#include + +#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_BI_TCXO_AO, + DT_AHB_CLK, + DT_SLEEP_CLK, + + DT_DSI0_PHY_PLL_OUT_BYTECLK, + DT_DSI0_PHY_PLL_OUT_DSICLK, +}; + +enum { + P_BI_TCXO, + P_DISP_CC_PLL0_OUT_MAIN, + P_DISP_CC_PLL1_OUT_EVEN, + P_DISP_CC_PLL1_OUT_MAIN, + P_DSI0_PHY_PLL_OUT_BYTECLK, + P_DSI0_PHY_PLL_OUT_DSICLK, + P_SLEEP_CLK, +}; + +static const struct pll_vco lucid_evo_vco[] = { + { 249600000, 2020000000, 0 }, +}; + +/* 600.0 MHz Configuration */ +static const struct alpha_pll_config disp_cc_pll0_config = { + .l = 0x1f, + .alpha = 0x4000, + .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 disp_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 = "disp_cc_pll0", + .parent_data = &(const struct clk_parent_data) { + .index = DT_BI_TCXO, + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_evo_ops, + }, + }, +}; + +static struct clk_alpha_pll disp_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 = "disp_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 disp_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_DSI0_PHY_PLL_OUT_DSICLK, 1 }, + { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_0[] = { + { .index = DT_BI_TCXO }, + { .index = DT_DSI0_PHY_PLL_OUT_DSICLK }, + { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK }, +}; + +static const struct parent_map disp_cc_parent_map_1[] = { + { P_BI_TCXO, 0 }, + { P_DISP_CC_PLL0_OUT_MAIN, 1 }, + { P_DISP_CC_PLL1_OUT_MAIN, 4 }, + { P_DISP_CC_PLL1_OUT_EVEN, 6 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_1[] = { + { .index = DT_BI_TCXO }, + { .hw = &disp_cc_pll0.clkr.hw }, + { .hw = &disp_cc_pll1.clkr.hw }, + { .hw = &disp_cc_pll1.clkr.hw }, +}; + +static const struct parent_map disp_cc_parent_map_2[] = { + { P_BI_TCXO, 0 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_2[] = { + { .index = DT_BI_TCXO }, +}; + +static const struct clk_parent_data disp_cc_parent_data_2_ao[] = { + { .index = DT_BI_TCXO_AO }, +}; + +static const struct parent_map disp_cc_parent_map_3[] = { + { P_BI_TCXO, 0 }, + { P_DISP_CC_PLL1_OUT_MAIN, 4 }, + { P_DISP_CC_PLL1_OUT_EVEN, 6 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_3[] = { + { .index = DT_BI_TCXO }, + { .hw = &disp_cc_pll1.clkr.hw }, + { .hw = &disp_cc_pll1.clkr.hw }, +}; + +static const struct parent_map disp_cc_parent_map_4[] = { + { P_BI_TCXO, 0 }, + { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_4[] = { + { .index = DT_BI_TCXO }, + { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK }, +}; + +static const struct parent_map disp_cc_parent_map_5[] = { + { P_SLEEP_CLK, 0 }, +}; + +static const struct clk_parent_data disp_cc_parent_data_5[] = { + { .index = DT_SLEEP_CLK }, +}; + +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), + F(75000000, P_DISP_CC_PLL1_OUT_MAIN, 8, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = { + .cmd_rcgr = 0x82a4, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_3, + .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_ahb_clk_src", + .parent_data = disp_cc_parent_data_3, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_3), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_byte0_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = { + .cmd_rcgr = 0x80f8, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_byte0_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_byte2_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = { + .cmd_rcgr = 0x8114, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_4, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_esc0_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_rcg2_shared_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = { + F(200000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + F(325000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + F(380000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + F(506000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + F(608000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = { + .cmd_rcgr = 0x80b0, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_mdp_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_shared_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = { + .cmd_rcgr = 0x8098, + .mnd_width = 8, + .hid_width = 5, + .parent_map = disp_cc_parent_map_0, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_pclk0_clk_src", + .parent_data = disp_cc_parent_data_0, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_0), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_pixel_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = { + F(200000000, P_DISP_CC_PLL1_OUT_MAIN, 3, 0, 0), + F(300000000, P_DISP_CC_PLL1_OUT_MAIN, 2, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_mdss_rot_clk_src = { + .cmd_rcgr = 0x80c8, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_1, + .freq_tbl = ftbl_disp_cc_mdss_rot_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_rot_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_shared_ops, + }, +}; + +static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = { + .cmd_rcgr = 0x80e0, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_vsync_clk_src", + .parent_data = disp_cc_parent_data_2, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static const struct freq_tbl ftbl_disp_cc_sleep_clk_src[] = { + F(32000, P_SLEEP_CLK, 1, 0, 0), + { } +}; + +static struct clk_rcg2 disp_cc_sleep_clk_src = { + .cmd_rcgr = 0xe058, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_5, + .freq_tbl = ftbl_disp_cc_sleep_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_sleep_clk_src", + .parent_data = disp_cc_parent_data_5, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_5), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static struct clk_rcg2 disp_cc_xo_clk_src = { + .cmd_rcgr = 0xe03c, + .mnd_width = 0, + .hid_width = 5, + .parent_map = disp_cc_parent_map_2, + .freq_tbl = ftbl_disp_cc_mdss_byte0_clk_src, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_xo_clk_src", + .parent_data = disp_cc_parent_data_2_ao, + .num_parents = ARRAY_SIZE(disp_cc_parent_data_2_ao), + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_rcg2_shared_ops, + }, +}; + +static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = { + .reg = 0x8110, + .shift = 0, + .width = 4, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_byte0_div_clk_src", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_byte0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ops, + }, +}; + +static struct clk_branch disp_cc_mdss_ahb1_clk = { + .halt_reg = 0xa020, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xa020, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_ahb1_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_ahb_clk = { + .halt_reg = 0x8094, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8094, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_ahb_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte0_clk = { + .halt_reg = 0x8024, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8024, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_byte0_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_byte0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_byte0_intf_clk = { + .halt_reg = 0x8028, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8028, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_byte0_intf_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_byte0_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_esc0_clk = { + .halt_reg = 0x802c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x802c, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_esc0_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_esc0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp1_clk = { + .halt_reg = 0xa004, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xa004, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_mdp1_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_clk = { + .halt_reg = 0x8008, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8008, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_mdp_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_lut1_clk = { + .halt_reg = 0xa014, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xa014, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_mdp_lut1_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_mdp_lut_clk = { + .halt_reg = 0x8018, + .halt_check = BRANCH_HALT_VOTED, + .clkr = { + .enable_reg = 0x8018, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_mdp_lut_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_mdp_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = { + .halt_reg = 0xc004, + .halt_check = BRANCH_HALT_VOTED, + .clkr = { + .enable_reg = 0xc004, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_non_gdsc_ahb_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_pclk0_clk = { + .halt_reg = 0x8004, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8004, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_pclk0_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_pclk0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rot1_clk = { + .halt_reg = 0xa00c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xa00c, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_rot1_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_rot_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rot_clk = { + .halt_reg = 0x8010, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8010, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_rot_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_rot_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rscc_ahb_clk = { + .halt_reg = 0xc00c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xc00c, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_rscc_ahb_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_ahb_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_rscc_vsync_clk = { + .halt_reg = 0xc008, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xc008, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_rscc_vsync_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_vsync1_clk = { + .halt_reg = 0xa01c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0xa01c, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_vsync1_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch disp_cc_mdss_vsync_clk = { + .halt_reg = 0x8020, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x8020, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data) { + .name = "disp_cc_mdss_vsync_clk", + .parent_hws = (const struct clk_hw*[]) { + &disp_cc_mdss_vsync_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc disp_cc_mdss_core_gdsc = { + .gdscr = 0x9000, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, + .pd = { + .name = "disp_cc_mdss_core_gdsc", + }, + .pwrsts = PWRSTS_OFF_ON, + .flags = HW_CTRL | POLL_CFG_GDSCR | RETAIN_FF_ENABLE, +}; + +static struct gdsc disp_cc_mdss_core_int2_gdsc = { + .gdscr = 0xb000, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, + .pd = { + .name = "disp_cc_mdss_core_int2_gdsc", + }, + .pwrsts = PWRSTS_OFF_ON, + .flags = HW_CTRL | POLL_CFG_GDSCR | RETAIN_FF_ENABLE, +}; + +static struct clk_regmap *disp_cc_sm4450_clocks[] = { + [DISP_CC_MDSS_AHB1_CLK] = &disp_cc_mdss_ahb1_clk.clkr, + [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr, + [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr, + [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr, + [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.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_MDP1_CLK] = &disp_cc_mdss_mdp1_clk.clkr, + [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr, + [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr, + [DISP_CC_MDSS_MDP_LUT1_CLK] = &disp_cc_mdss_mdp_lut1_clk.clkr, + [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr, + [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr, + [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr, + [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr, + [DISP_CC_MDSS_ROT1_CLK] = &disp_cc_mdss_rot1_clk.clkr, + [DISP_CC_MDSS_ROT_CLK] = &disp_cc_mdss_rot_clk.clkr, + [DISP_CC_MDSS_ROT_CLK_SRC] = &disp_cc_mdss_rot_clk_src.clkr, + [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr, + [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr, + [DISP_CC_MDSS_VSYNC1_CLK] = &disp_cc_mdss_vsync1_clk.clkr, + [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr, + [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr, + [DISP_CC_PLL0] = &disp_cc_pll0.clkr, + [DISP_CC_PLL1] = &disp_cc_pll1.clkr, + [DISP_CC_SLEEP_CLK_SRC] = &disp_cc_sleep_clk_src.clkr, + [DISP_CC_XO_CLK_SRC] = &disp_cc_xo_clk_src.clkr, +}; + +static struct gdsc *disp_cc_sm4450_gdscs[] = { + [DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc, + [DISP_CC_MDSS_CORE_INT2_GDSC] = &disp_cc_mdss_core_int2_gdsc, +}; + +static const struct qcom_reset_map disp_cc_sm4450_resets[] = { + [DISP_CC_MDSS_CORE_BCR] = { 0x8000 }, + [DISP_CC_MDSS_CORE_INT2_BCR] = { 0xa000 }, + [DISP_CC_MDSS_RSCC_BCR] = { 0xc000 }, +}; + +static const struct regmap_config disp_cc_sm4450_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0x11008, + .fast_io = true, +}; + +static struct qcom_cc_desc disp_cc_sm4450_desc = { + .config = &disp_cc_sm4450_regmap_config, + .clks = disp_cc_sm4450_clocks, + .num_clks = ARRAY_SIZE(disp_cc_sm4450_clocks), + .resets = disp_cc_sm4450_resets, + .num_resets = ARRAY_SIZE(disp_cc_sm4450_resets), + .gdscs = disp_cc_sm4450_gdscs, + .num_gdscs = ARRAY_SIZE(disp_cc_sm4450_gdscs), +}; + +static const struct of_device_id disp_cc_sm4450_match_table[] = { + { .compatible = "qcom,sm4450-dispcc" }, + { } +}; +MODULE_DEVICE_TABLE(of, disp_cc_sm4450_match_table); + +static int disp_cc_sm4450_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + + regmap = qcom_cc_map(pdev, &disp_cc_sm4450_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + clk_lucid_evo_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config); + clk_lucid_evo_pll_configure(&disp_cc_pll1, regmap, &disp_cc_pll0_config); + + /* Keep some clocks always enabled */ + qcom_branch_set_clk_en(regmap, 0xe070); /* DISP_CC_SLEEP_CLK */ + qcom_branch_set_clk_en(regmap, 0xe054); /* DISP_CC_XO_CLK */ + + return qcom_cc_really_probe(&pdev->dev, &disp_cc_sm4450_desc, regmap); +} + +static struct platform_driver disp_cc_sm4450_driver = { + .probe = disp_cc_sm4450_probe, + .driver = { + .name = "dispcc-sm4450", + .of_match_table = disp_cc_sm4450_match_table, + }, +}; + +module_platform_driver(disp_cc_sm4450_driver); + +MODULE_DESCRIPTION("QTI DISPCC SM4450 Driver"); +MODULE_LICENSE("GPL");