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clk: qcom: Add display clock controller driver for SC7280

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Add support for the display clock controller found on SC7280
based devices. This would allow display drivers to probe and
control their clocks.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lore.kernel.org/r/1626189143-12957-4-git-send-email-tdas@codeaurora.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Taniya Das 2021-07-13 20:42:19 +05:30 committed by Stephen Boyd
parent ced3aaead0
commit 1a00c962f9
3 changed files with 918 additions and 0 deletions
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9
drivers/clk/qcom/Kconfig
View File

@ -332,6 +332,15 @@ config SC_DISPCC_7180
Say Y if you want to support display devices and functionality such as
splash screen.
config SC_DISPCC_7280
tristate "SC7280 Display Clock Controller"
select SC_GCC_7280
help
Support for the display clock controller on Qualcomm Technologies, Inc.
SC7280 devices.
Say Y if you want to support display devices and functionality such as
splash screen.
config SC_GCC_7180
tristate "SC7180 Global Clock Controller"
select QCOM_GDSC

1
drivers/clk/qcom/Makefile
View File

@ -57,6 +57,7 @@ obj-$(CONFIG_QCS_Q6SSTOP_404) += q6sstop-qcs404.o
obj-$(CONFIG_QCS_TURING_404) += turingcc-qcs404.o
obj-$(CONFIG_SC_CAMCC_7180) += camcc-sc7180.o
obj-$(CONFIG_SC_DISPCC_7180) += dispcc-sc7180.o
obj-$(CONFIG_SC_DISPCC_7280) += dispcc-sc7280.o
obj-$(CONFIG_SC_GCC_7180) += gcc-sc7180.o
obj-$(CONFIG_SC_GCC_7280) += gcc-sc7280.o
obj-$(CONFIG_SC_GCC_8180X) += gcc-sc8180x.o

908
drivers/clk/qcom/dispcc-sc7280.c Normal file
View File

@ -0,0 +1,908 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2021, The Linux Foundation. All rights reserved.
*/
#include <linux/clk-provider.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <dt-bindings/clock/qcom,dispcc-sc7280.h>
#include "clk-alpha-pll.h"
#include "clk-branch.h"
#include "clk-rcg.h"
#include "clk-regmap-divider.h"
#include "common.h"
#include "gdsc.h"
enum {
P_BI_TCXO,
P_DISP_CC_PLL0_OUT_EVEN,
P_DISP_CC_PLL0_OUT_MAIN,
P_DP_PHY_PLL_LINK_CLK,
P_DP_PHY_PLL_VCO_DIV_CLK,
P_DSI0_PHY_PLL_OUT_BYTECLK,
P_DSI0_PHY_PLL_OUT_DSICLK,
P_EDP_PHY_PLL_LINK_CLK,
P_EDP_PHY_PLL_VCO_DIV_CLK,
P_GCC_DISP_GPLL0_CLK,
};
static const struct pll_vco lucid_vco[] = {
{ 249600000, 2000000000, 0 },
};
/* 1520MHz Configuration*/
static const struct alpha_pll_config disp_cc_pll0_config = {
.l = 0x4F,
.alpha = 0x2AAA,
.config_ctl_val = 0x20485699,
.config_ctl_hi_val = 0x00002261,
.config_ctl_hi1_val = 0x329A299C,
.user_ctl_val = 0x00000001,
.user_ctl_hi_val = 0x00000805,
.user_ctl_hi1_val = 0x00000000,
};
static struct clk_alpha_pll disp_cc_pll0 = {
.offset = 0x0,
.vco_table = lucid_vco,
.num_vco = ARRAY_SIZE(lucid_vco),
.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID],
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "disp_cc_pll0",
.parent_data = &(const struct clk_parent_data){
.fw_name = "bi_tcxo",
},
.num_parents = 1,
.ops = &clk_alpha_pll_lucid_ops,
},
},
};
static const struct parent_map disp_cc_parent_map_0[] = {
{ P_BI_TCXO, 0 },
};
static const struct clk_parent_data disp_cc_parent_data_0[] = {
{ .fw_name = "bi_tcxo" },
};
static const struct parent_map disp_cc_parent_map_1[] = {
{ P_BI_TCXO, 0 },
{ P_DP_PHY_PLL_LINK_CLK, 1 },
{ P_DP_PHY_PLL_VCO_DIV_CLK, 2 },
};
static const struct clk_parent_data disp_cc_parent_data_1[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "dp_phy_pll_link_clk" },
{ .fw_name = "dp_phy_pll_vco_div_clk" },
};
static const struct parent_map disp_cc_parent_map_2[] = {
{ P_BI_TCXO, 0 },
{ P_DSI0_PHY_PLL_OUT_BYTECLK, 1 },
};
static const struct clk_parent_data disp_cc_parent_data_2[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "dsi0_phy_pll_out_byteclk" },
};
static const struct parent_map disp_cc_parent_map_3[] = {
{ 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_3[] = {
{ .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_4[] = {
{ P_BI_TCXO, 0 },
{ P_DISP_CC_PLL0_OUT_MAIN, 1 },
{ P_GCC_DISP_GPLL0_CLK, 4 },
{ P_DISP_CC_PLL0_OUT_EVEN, 5 },
};
static const struct clk_parent_data disp_cc_parent_data_4[] = {
{ .fw_name = "bi_tcxo" },
{ .hw = &disp_cc_pll0.clkr.hw },
{ .fw_name = "gcc_disp_gpll0_clk" },
{ .hw = &disp_cc_pll0.clkr.hw },
};
static const struct parent_map disp_cc_parent_map_5[] = {
{ P_BI_TCXO, 0 },
{ P_GCC_DISP_GPLL0_CLK, 4 },
};
static const struct clk_parent_data disp_cc_parent_data_5[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "gcc_disp_gpll0_clk" },
};
static const struct parent_map disp_cc_parent_map_6[] = {
{ P_BI_TCXO, 0 },
{ P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
};
static const struct clk_parent_data disp_cc_parent_data_6[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "dsi0_phy_pll_out_dsiclk" },
};
static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
F(37500000, P_GCC_DISP_GPLL0_CLK, 16, 0, 0),
F(75000000, P_GCC_DISP_GPLL0_CLK, 8, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
.cmd_rcgr = 0x1170,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_5,
.freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_ahb_clk_src",
.parent_data = disp_cc_parent_data_5,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
.ops = &clk_rcg2_shared_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
.cmd_rcgr = 0x10d8,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_2,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_byte0_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_byte2_ops,
},
};
static const struct freq_tbl ftbl_disp_cc_mdss_dp_aux_clk_src[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = {
.cmd_rcgr = 0x1158,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_0,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_aux_clk_src",
.parent_data = disp_cc_parent_data_0,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
.ops = &clk_rcg2_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = {
.cmd_rcgr = 0x1128,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_1,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_crypto_clk_src",
.parent_data = disp_cc_parent_data_1,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
.ops = &clk_byte2_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
.cmd_rcgr = 0x110c,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_1,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_link_clk_src",
.parent_data = disp_cc_parent_data_1,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
.ops = &clk_byte2_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
.cmd_rcgr = 0x1140,
.mnd_width = 16,
.hid_width = 5,
.parent_map = disp_cc_parent_map_1,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_pixel_clk_src",
.parent_data = disp_cc_parent_data_1,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
.ops = &clk_dp_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_edp_aux_clk_src = {
.cmd_rcgr = 0x11d0,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_0,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_edp_aux_clk_src",
.parent_data = disp_cc_parent_data_0,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
.ops = &clk_rcg2_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_edp_link_clk_src = {
.cmd_rcgr = 0x11a0,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_3,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_edp_link_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_byte2_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_edp_pixel_clk_src = {
.cmd_rcgr = 0x1188,
.mnd_width = 16,
.hid_width = 5,
.parent_map = disp_cc_parent_map_3,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_edp_pixel_clk_src",
.parent_data = disp_cc_parent_data_3,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
.ops = &clk_dp_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
.cmd_rcgr = 0x10f4,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_2,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_esc0_clk_src",
.parent_data = disp_cc_parent_data_2,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
.ops = &clk_rcg2_ops,
},
};
static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
F(200000000, P_GCC_DISP_GPLL0_CLK, 3, 0, 0),
F(300000000, P_GCC_DISP_GPLL0_CLK, 2, 0, 0),
F(380000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0),
F(506666667, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
F(608000000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
.cmd_rcgr = 0x1090,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_4,
.freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_mdp_clk_src",
.parent_data = disp_cc_parent_data_4,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
.ops = &clk_rcg2_shared_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
.cmd_rcgr = 0x1078,
.mnd_width = 8,
.hid_width = 5,
.parent_map = disp_cc_parent_map_6,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_pclk0_clk_src",
.parent_data = disp_cc_parent_data_6,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_6),
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_pixel_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
.cmd_rcgr = 0x10a8,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_4,
.freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_rot_clk_src",
.parent_data = disp_cc_parent_data_4,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
.ops = &clk_rcg2_shared_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
.cmd_rcgr = 0x10c0,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_0,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_vsync_clk_src",
.parent_data = disp_cc_parent_data_0,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
.ops = &clk_rcg2_ops,
},
};
static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
.reg = 0x10f0,
.shift = 0,
.width = 4,
.clkr.hw.init = &(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,
.ops = &clk_regmap_div_ops,
},
};
static struct clk_regmap_div disp_cc_mdss_dp_link_div_clk_src = {
.reg = 0x1124,
.shift = 0,
.width = 4,
.clkr.hw.init = &(struct clk_init_data) {
.name = "disp_cc_mdss_dp_link_div_clk_src",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_dp_link_clk_src.clkr.hw,
},
.num_parents = 1,
.ops = &clk_regmap_div_ro_ops,
},
};
static struct clk_regmap_div disp_cc_mdss_edp_link_div_clk_src = {
.reg = 0x11b8,
.shift = 0,
.width = 4,
.clkr.hw.init = &(struct clk_init_data) {
.name = "disp_cc_mdss_edp_link_div_clk_src",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_edp_link_clk_src.clkr.hw,
},
.num_parents = 1,
.ops = &clk_regmap_div_ro_ops,
},
};
static struct clk_branch disp_cc_mdss_ahb_clk = {
.halt_reg = 0x1050,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1050,
.enable_mask = BIT(0),
.hw.init = &(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 = 0x1030,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1030,
.enable_mask = BIT(0),
.hw.init = &(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 = 0x1034,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1034,
.enable_mask = BIT(0),
.hw.init = &(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_dp_aux_clk = {
.halt_reg = 0x104c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x104c,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_aux_clk",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_dp_aux_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_crypto_clk = {
.halt_reg = 0x1044,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1044,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_crypto_clk",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_dp_crypto_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_link_clk = {
.halt_reg = 0x103c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x103c,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_link_clk",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_dp_link_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_link_intf_clk = {
.halt_reg = 0x1040,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1040,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_link_intf_clk",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_dp_link_div_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_pixel_clk = {
.halt_reg = 0x1048,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1048,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_dp_pixel_clk",
.parent_hws = (const struct clk_hw*[]){
&disp_cc_mdss_dp_pixel_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_edp_aux_clk = {
.halt_reg = 0x1060,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1060,
.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_link_clk = {
.halt_reg = 0x1058,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1058,
.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 = 0x105c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x105c,
.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_div_clk_src.clkr.hw
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_edp_pixel_clk = {
.halt_reg = 0x1054,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1054,
.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_branch disp_cc_mdss_esc0_clk = {
.halt_reg = 0x1038,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1038,
.enable_mask = BIT(0),
.hw.init = &(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_mdp_clk = {
.halt_reg = 0x1014,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1014,
.enable_mask = BIT(0),
.hw.init = &(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_lut_clk = {
.halt_reg = 0x1024,
.halt_check = BRANCH_HALT_VOTED,
.clkr = {
.enable_reg = 0x1024,
.enable_mask = BIT(0),
.hw.init = &(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 = 0x2004,
.halt_check = BRANCH_HALT_VOTED,
.clkr = {
.enable_reg = 0x2004,
.enable_mask = BIT(0),
.hw.init = &(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 = 0x1010,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x1010,
.enable_mask = BIT(0),
.hw.init = &(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_rot_clk = {
.halt_reg = 0x101c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x101c,
.enable_mask = BIT(0),
.hw.init = &(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 = 0x200c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x200c,
.enable_mask = BIT(0),
.hw.init = &(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 = 0x2008,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2008,
.enable_mask = BIT(0),
.hw.init = &(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_vsync_clk = {
.halt_reg = 0x102c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x102c,
.enable_mask = BIT(0),
.hw.init = &(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 clk_branch disp_cc_sleep_clk = {
.halt_reg = 0x5004,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x5004,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_sleep_clk",
.ops = &clk_branch2_ops,
},
},
};
static struct gdsc disp_cc_mdss_core_gdsc = {
.gdscr = 0x1004,
.pd = {
.name = "disp_cc_mdss_core_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
.flags = HW_CTRL | RETAIN_FF_ENABLE,
};
static struct clk_regmap *disp_cc_sc7280_clocks[] = {
[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_DP_AUX_CLK] = &disp_cc_mdss_dp_aux_clk.clkr,
[DISP_CC_MDSS_DP_AUX_CLK_SRC] = &disp_cc_mdss_dp_aux_clk_src.clkr,
[DISP_CC_MDSS_DP_CRYPTO_CLK] = &disp_cc_mdss_dp_crypto_clk.clkr,
[DISP_CC_MDSS_DP_CRYPTO_CLK_SRC] = &disp_cc_mdss_dp_crypto_clk_src.clkr,
[DISP_CC_MDSS_DP_LINK_CLK] = &disp_cc_mdss_dp_link_clk.clkr,
[DISP_CC_MDSS_DP_LINK_CLK_SRC] = &disp_cc_mdss_dp_link_clk_src.clkr,
[DISP_CC_MDSS_DP_LINK_DIV_CLK_SRC] =
&disp_cc_mdss_dp_link_div_clk_src.clkr,
[DISP_CC_MDSS_DP_LINK_INTF_CLK] = &disp_cc_mdss_dp_link_intf_clk.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_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_DIV_CLK_SRC] =
&disp_cc_mdss_edp_link_div_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_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_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_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_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_SLEEP_CLK] = &disp_cc_sleep_clk.clkr,
};
static struct gdsc *disp_cc_sc7280_gdscs[] = {
[DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc,
};
static const struct regmap_config disp_cc_sc7280_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x10000,
.fast_io = true,
};
static const struct qcom_cc_desc disp_cc_sc7280_desc = {
.config = &disp_cc_sc7280_regmap_config,
.clks = disp_cc_sc7280_clocks,
.num_clks = ARRAY_SIZE(disp_cc_sc7280_clocks),
.gdscs = disp_cc_sc7280_gdscs,
.num_gdscs = ARRAY_SIZE(disp_cc_sc7280_gdscs),
};
static const struct of_device_id disp_cc_sc7280_match_table[] = {
{ .compatible = "qcom,sc7280-dispcc" },
{ }
};
MODULE_DEVICE_TABLE(of, disp_cc_sc7280_match_table);
static int disp_cc_sc7280_probe(struct platform_device *pdev)
{
struct regmap *regmap;
regmap = qcom_cc_map(pdev, &disp_cc_sc7280_desc);
if (IS_ERR(regmap))
return PTR_ERR(regmap);
clk_lucid_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config);
/*
* Keep the clocks always-ON
* DISP_CC_XO_CLK
*/
regmap_update_bits(regmap, 0x5008, BIT(0), BIT(0));
return qcom_cc_really_probe(pdev, &disp_cc_sc7280_desc, regmap);
}
static struct platform_driver disp_cc_sc7280_driver = {
.probe = disp_cc_sc7280_probe,
.driver = {
.name = "disp_cc-sc7280",
.of_match_table = disp_cc_sc7280_match_table,
},
};
static int __init disp_cc_sc7280_init(void)
{
return platform_driver_register(&disp_cc_sc7280_driver);
}
subsys_initcall(disp_cc_sc7280_init);
static void __exit disp_cc_sc7280_exit(void)
{
platform_driver_unregister(&disp_cc_sc7280_driver);
}
module_exit(disp_cc_sc7280_exit);
MODULE_DESCRIPTION("QTI DISP_CC sc7280 Driver");
MODULE_LICENSE("GPL v2");