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clk: qcom: Add display clock controller driver for SM6125

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Add support for the display clock controller found on SM6125
based devices. This allows display drivers to probe and
control their clocks.

Signed-off-by: Martin Botka <martin.botka@somainline.org>
Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220303131812.302302-4-marijn.suijten@somainline.org
This commit is contained in:
Martin Botka 2022-03-03 14:18:12 +01:00 committed by Bjorn Andersson
parent 8397c9c0c2
commit 6e87c8f074
3 changed files with 719 additions and 0 deletions
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9
drivers/clk/qcom/Kconfig
View File

@ -589,6 +589,15 @@ config SM_CAMCC_8250
Support for the camera clock controller on SM8250 devices.
Say Y if you want to support camera devices and camera functionality.
config SM_DISPCC_6125
tristate "SM6125 Display Clock Controller"
depends on SM_GCC_6125
help
Support for the display clock controller on Qualcomm Technologies, Inc
SM6125 devices.
Say Y if you want to support display devices and functionality such as
splash screen
config SM_DISPCC_8250
tristate "SM8150 and SM8250 Display Clock Controller"
depends on SM_GCC_8150 || SM_GCC_8250

1
drivers/clk/qcom/Makefile
View File

@ -86,6 +86,7 @@ obj-$(CONFIG_SDM_VIDEOCC_845) += videocc-sdm845.o
obj-$(CONFIG_SDX_GCC_55) += gcc-sdx55.o
obj-$(CONFIG_SDX_GCC_65) += gcc-sdx65.o
obj-$(CONFIG_SM_CAMCC_8250) += camcc-sm8250.o
obj-$(CONFIG_SM_DISPCC_6125) += dispcc-sm6125.o
obj-$(CONFIG_SM_DISPCC_6350) += dispcc-sm6350.o
obj-$(CONFIG_SM_DISPCC_8250) += dispcc-sm8250.o
obj-$(CONFIG_SM_GCC_6115) += gcc-sm6115.o

709
drivers/clk/qcom/dispcc-sm6125.c Normal file
View File

@ -0,0 +1,709 @@
// 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-sm6125.h>
#include "clk-alpha-pll.h"
#include "clk-branch.h"
#include "clk-rcg.h"
#include "clk-regmap.h"
#include "common.h"
#include "gdsc.h"
enum {
P_BI_TCXO,
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_DSI1_PHY_PLL_OUT_DSICLK,
P_GPLL0_OUT_MAIN,
};
static struct pll_vco disp_cc_pll_vco[] = {
{ 500000000, 1000000000, 2 },
};
static struct clk_alpha_pll disp_cc_pll0 = {
.offset = 0x0,
.vco_table = disp_cc_pll_vco,
.num_vco = ARRAY_SIZE(disp_cc_pll_vco),
.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT],
.flags = SUPPORTS_DYNAMIC_UPDATE,
.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_ops,
},
},
};
/* 768MHz configuration */
static const struct alpha_pll_config disp_cc_pll0_config = {
.l = 0x28,
.vco_val = 0x2 << 20,
.vco_mask = 0x3 << 20,
.main_output_mask = BIT(0),
.config_ctl_val = 0x4001055b,
};
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_DISP_CC_PLL0_OUT_MAIN, 1 },
{ P_GPLL0_OUT_MAIN, 4 },
};
static const struct clk_parent_data disp_cc_parent_data_3[] = {
{ .fw_name = "bi_tcxo" },
{ .hw = &disp_cc_pll0.clkr.hw },
{ .fw_name = "gcc_disp_gpll0_div_clk_src" },
};
static const struct parent_map disp_cc_parent_map_4[] = {
{ P_BI_TCXO, 0 },
{ P_GPLL0_OUT_MAIN, 4 },
};
static const struct clk_parent_data disp_cc_parent_data_4[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "gcc_disp_gpll0_div_clk_src" },
};
static const struct parent_map disp_cc_parent_map_5[] = {
{ P_BI_TCXO, 0 },
{ P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
{ P_DSI1_PHY_PLL_OUT_DSICLK, 2 },
};
static const struct clk_parent_data disp_cc_parent_data_5[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "dsi0_phy_pll_out_dsiclk" },
{ .fw_name = "dsi1_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_GPLL0_OUT_MAIN, 16, 0, 0),
F(75000000, P_GPLL0_OUT_MAIN, 8, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
.cmd_rcgr = 0x2154,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_4,
.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_4,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
.ops = &clk_rcg2_shared_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
.cmd_rcgr = 0x20bc,
.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 | CLK_GET_RATE_NOCACHE,
.ops = &clk_byte2_ops,
},
};
static const struct freq_tbl ftbl_disp_cc_mdss_dp_aux1_clk_src[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_dp_aux_clk_src = {
.cmd_rcgr = 0x213c,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_0,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux1_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 const struct freq_tbl ftbl_disp_cc_mdss_dp_crypto_clk_src[] = {
F( 180000, P_DP_PHY_PLL_LINK_CLK, 1.5, 0, 0),
F( 360000, P_DP_PHY_PLL_LINK_CLK, 1.5, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_dp_crypto_clk_src = {
.cmd_rcgr = 0x210c,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_1,
.freq_tbl = ftbl_disp_cc_mdss_dp_crypto_clk_src,
.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),
.flags = CLK_GET_RATE_NOCACHE,
.ops = &clk_rcg2_ops,
},
};
static const struct freq_tbl ftbl_disp_cc_mdss_dp_link_clk_src[] = {
F( 162000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0),
F( 270000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0),
F( 540000, P_DP_PHY_PLL_LINK_CLK, 1, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_dp_link_clk_src = {
.cmd_rcgr = 0x20f0,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_1,
.freq_tbl = ftbl_disp_cc_mdss_dp_link_clk_src,
.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),
.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE,
.ops = &clk_rcg2_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_dp_pixel_clk_src = {
.cmd_rcgr = 0x2124,
.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),
.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE,
.ops = &clk_dp_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
.cmd_rcgr = 0x20d8,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_2,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux1_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(19200000, P_BI_TCXO, 1, 0, 0),
F(192000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0),
F(256000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
F(307200000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0),
F(384000000, P_DISP_CC_PLL0_OUT_MAIN, 2, 0, 0),
F(400000000, P_GPLL0_OUT_MAIN, 1.5, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
.cmd_rcgr = 0x2074,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_3,
.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_3,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
.ops = &clk_rcg2_shared_ops,
},
};
static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
.cmd_rcgr = 0x205c,
.mnd_width = 8,
.hid_width = 5,
.parent_map = disp_cc_parent_map_5,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_pclk0_clk_src",
.parent_data = disp_cc_parent_data_5,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
.flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE,
.ops = &clk_pixel_ops,
},
};
static const struct freq_tbl ftbl_disp_cc_mdss_rot_clk_src[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
F(192000000, P_DISP_CC_PLL0_OUT_MAIN, 4, 0, 0),
F(256000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
F(307200000, P_DISP_CC_PLL0_OUT_MAIN, 2.5, 0, 0),
{ }
};
static struct clk_rcg2 disp_cc_mdss_rot_clk_src = {
.cmd_rcgr = 0x208c,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_3,
.freq_tbl = ftbl_disp_cc_mdss_rot_clk_src,
.clkr.hw.init = &(struct clk_init_data){
.name = "disp_cc_mdss_rot_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 struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
.cmd_rcgr = 0x20a4,
.mnd_width = 0,
.hid_width = 5,
.parent_map = disp_cc_parent_map_0,
.freq_tbl = ftbl_disp_cc_mdss_dp_aux1_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_branch disp_cc_mdss_ahb_clk = {
.halt_reg = 0x2044,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2044,
.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 = 0x2024,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2024,
.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 | CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
.halt_reg = 0x2028,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2028,
.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_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_aux_clk = {
.halt_reg = 0x2040,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2040,
.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 = 0x2038,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2038,
.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 | CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_link_clk = {
.halt_reg = 0x2030,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2030,
.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 | CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_link_intf_clk = {
.halt_reg = 0x2034,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2034,
.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_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_dp_pixel_clk = {
.halt_reg = 0x203c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x203c,
.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 | CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_esc0_clk = {
.halt_reg = 0x202c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x202c,
.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 = 0x2008,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2008,
.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 = 0x2018,
.halt_check = BRANCH_VOTED,
.clkr = {
.enable_reg = 0x2018,
.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,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = {
.halt_reg = 0x4004,
.halt_check = BRANCH_VOTED,
.clkr = {
.enable_reg = 0x4004,
.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 = 0x2004,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2004,
.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 | CLK_GET_RATE_NOCACHE,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_branch disp_cc_mdss_rot_clk = {
.halt_reg = 0x2010,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2010,
.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_vsync_clk = {
.halt_reg = 0x2020,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x2020,
.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_xo_clk = {
.halt_reg = 0x604c,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0x604c,
.enable_mask = BIT(0),
.hw.init = &(struct clk_init_data){
.name = "disp_cc_xo_clk",
.flags = CLK_IS_CRITICAL,
.ops = &clk_branch2_ops,
},
},
};
static struct gdsc mdss_gdsc = {
.gdscr = 0x3000,
.pd = {
.name = "mdss_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
.flags = HW_CTRL,
};
static struct clk_regmap *disp_cc_sm6125_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_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_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_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_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_XO_CLK] = &disp_cc_xo_clk.clkr,
};
static struct gdsc *disp_cc_sm6125_gdscs[] = {
[MDSS_GDSC] = &mdss_gdsc,
};
static const struct regmap_config disp_cc_sm6125_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_sm6125_desc = {
.config = &disp_cc_sm6125_regmap_config,
.clks = disp_cc_sm6125_clocks,
.num_clks = ARRAY_SIZE(disp_cc_sm6125_clocks),
.gdscs = disp_cc_sm6125_gdscs,
.num_gdscs = ARRAY_SIZE(disp_cc_sm6125_gdscs),
};
static const struct of_device_id disp_cc_sm6125_match_table[] = {
{ .compatible = "qcom,dispcc-sm6125" },
{ }
};
MODULE_DEVICE_TABLE(of, disp_cc_sm6125_match_table);
static int disp_cc_sm6125_probe(struct platform_device *pdev)
{
struct regmap *regmap;
regmap = qcom_cc_map(pdev, &disp_cc_sm6125_desc);
if (IS_ERR(regmap))
return PTR_ERR(regmap);
clk_alpha_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config);
return qcom_cc_really_probe(pdev, &disp_cc_sm6125_desc, regmap);
}
static struct platform_driver disp_cc_sm6125_driver = {
.probe = disp_cc_sm6125_probe,
.driver = {
.name = "disp_cc-sm6125",
.of_match_table = disp_cc_sm6125_match_table,
},
};
static int __init disp_cc_sm6125_init(void)
{
return platform_driver_register(&disp_cc_sm6125_driver);
}
subsys_initcall(disp_cc_sm6125_init);
static void __exit disp_cc_sm6125_exit(void)
{
platform_driver_unregister(&disp_cc_sm6125_driver);
}
module_exit(disp_cc_sm6125_exit);
MODULE_DESCRIPTION("QTI DISPCC SM6125 Driver");
MODULE_LICENSE("GPL v2");