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clk: qcom: dispcc-pitti: Add support for DISPCC on PITTI

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Add support for display clock controller on PITTI, for display clients
to be able to request for the clocks.

Change-Id: I53c58a5d8f3fae328abafe012b0098adc1ac3fa8
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
This commit is contained in:
Imran Shaik 2023-11-21 12:09:47 +05:30
parent 5624163964
commit 16cd6e2c5c
3 changed files with 914 additions and 0 deletions
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9
drivers/clk/qcom/Kconfig
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@ -1328,6 +1328,15 @@ config SM_GPUCC_PITTI
Say Y if you want to support graphics controller devices and
functionality such as 3D graphics.
config SM_DISPCC_PITTI
tristate "PITTI Display Clock Controller"
depends on SM_GCC_PITTI
help
Support for the display clock controller on Qualcomm Technologies, Inc
PITTI devices.
Say Y if you want to support display devices and functionality such as
splash screen.
endif
config VIRTIO_CLK

1
drivers/clk/qcom/Makefile
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@ -123,6 +123,7 @@ obj-$(CONFIG_SM_DISPCC_8450) += dispcc-sm8450.o
obj-$(CONFIG_SM_DISPCC_BLAIR) += dispcc-blair.o
obj-$(CONFIG_SM_DISPCC_HOLI) += dispcc-holi.o
obj-$(CONFIG_SM_DISPCC_PINEAPPLE) += dispcc-pineapple.o
obj-$(CONFIG_SM_DISPCC_PITTI) += dispcc-pitti.o
obj-$(CONFIG_SXR_DISPCC_NIOBE) += dispcc0-niobe.o dispcc1-niobe.o
obj-$(CONFIG_SM_DEBUGCC_BLAIR) += debugcc-blair.o
obj-$(CONFIG_SM_DEBUGCC_CLIFFS) += debugcc-cliffs.o

904
drivers/clk/qcom/dispcc-pitti.c Normal file
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@ -0,0 +1,904 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <dt-bindings/clock/qcom,dispcc-pitti.h>
#include "clk-alpha-pll.h"
#include "clk-branch.h"
#include "clk-rcg.h"
#include "clk-regmap.h"
#include "clk-regmap-divider.h"
#include "common.h"
#include "reset.h"
#include "vdd-level-holi.h"
#define DISP_CC_MISC_CMD 0xF000
static DEFINE_VDD_REGULATORS(vdd_cx, VDD_HIGH + 1, 1, vdd_corner);
static DEFINE_VDD_REGULATORS(vdd_mx, VDD_HIGH + 1, 1, vdd_corner);
static struct clk_vdd_class *disp_cc_pitti_regulators[] = {
&vdd_cx,
&vdd_mx,
};
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 },
};
/* 600MHz Configuration */
static const struct alpha_pll_config disp_cc_pll0_config = {
.l = 0x1f,
.cal_l = 0x44,
.alpha = 0x4000,
.config_ctl_val = 0x20485699,
.config_ctl_hi_val = 0x00182261,
.config_ctl_hi1_val = 0x32aa299c,
.user_ctl_val = 0x00000001,
.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) {
.fw_name = "bi_tcxo",
},
.num_parents = 1,
.ops = &clk_alpha_pll_lucid_evo_ops,
},
.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER_D1] = 500000000,
[VDD_LOWER] = 615000000,
[VDD_LOW] = 1066000000,
[VDD_LOW_L1] = 1500000000,
[VDD_NOMINAL] = 1800000000,
[VDD_HIGH] = 2020000000},
},
},
};
/* 600MHz Configuration */
static const struct alpha_pll_config disp_cc_pll1_config = {
.l = 0x1f,
.cal_l = 0x44,
.alpha = 0x4000,
.config_ctl_val = 0x20485699,
.config_ctl_hi_val = 0x00182261,
.config_ctl_hi1_val = 0x32aa299c,
.user_ctl_val = 0x00000001,
.user_ctl_hi_val = 0x00000805,
};
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) {
.fw_name = "bi_tcxo",
},
.num_parents = 1,
.ops = &clk_alpha_pll_lucid_evo_ops,
},
.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER_D1] = 500000000,
[VDD_LOWER] = 615000000,
[VDD_LOW] = 1066000000,
[VDD_LOW_L1] = 1500000000,
[VDD_NOMINAL] = 1800000000,
[VDD_HIGH] = 2020000000},
},
},
};
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[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "dsi0_phy_pll_out_dsiclk", .name = "dsi0_phy_pll_out_dsiclk" },
{ .fw_name = "dsi0_phy_pll_out_byteclk", .name = "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[] = {
{ .fw_name = "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[] = {
{ .fw_name = "bi_tcxo" },
};
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[] = {
{ .fw_name = "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[] = {
{ .fw_name = "bi_tcxo" },
{ .fw_name = "dsi0_phy_pll_out_byteclk", .name = "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[] = {
{ .fw_name = "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,
.enable_safe_config = true,
.flags = HW_CLK_CTRL_MODE,
.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),
.ops = &clk_rcg2_ops,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 19200000,
[VDD_LOW] = 37500000,
[VDD_NOMINAL] = 75000000},
},
};
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,
.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,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 187500000,
[VDD_LOW] = 300000000,
[VDD_LOW_L1] = 358000000},
},
};
static const struct freq_tbl ftbl_disp_cc_mdss_esc0_clk_src[] = {
F(19200000, P_BI_TCXO, 1, 0, 0),
{ }
};
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_esc0_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),
.ops = &clk_rcg2_ops,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 19200000},
},
};
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,
.enable_safe_config = true,
.flags = HW_CLK_CTRL_MODE,
.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_ops,
},
.clkr.vdd_data = {
.vdd_classes = disp_cc_pitti_regulators,
.num_vdd_classes = ARRAY_SIZE(disp_cc_pitti_regulators),
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 200000000,
[VDD_LOW] = 325000000,
[VDD_LOW_L1] = 380000000,
[VDD_NOMINAL] = 506000000,
[VDD_HIGH] = 608000000},
},
};
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,
.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,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 328125000,
[VDD_LOW] = 525000000,
[VDD_LOW_L1] = 625000000},
},
};
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,
.enable_safe_config = true,
.flags = HW_CLK_CTRL_MODE,
.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),
.ops = &clk_rcg2_ops,
},
.clkr.vdd_data = {
.vdd_classes = disp_cc_pitti_regulators,
.num_vdd_classes = ARRAY_SIZE(disp_cc_pitti_regulators),
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 200000000,
[VDD_LOW] = 300000000},
},
};
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_esc0_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),
.ops = &clk_rcg2_ops,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 19200000},
},
};
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),
.ops = &clk_rcg2_ops,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 32000},
},
};
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_esc0_clk_src,
.clkr.hw.init = &(const struct clk_init_data) {
.name = "disp_cc_xo_clk_src",
.parent_data = disp_cc_parent_data_2,
.num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
.ops = &clk_rcg2_ops,
},
.clkr.vdd_data = {
.vdd_class = &vdd_cx,
.num_rate_max = VDD_NUM,
.rate_max = (unsigned long[VDD_NUM]) {
[VDD_LOWER] = 19200000},
},
};
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,
.ops = &clk_regmap_div_ops,
},
};
static struct clk_branch disp_cc_mdss_accu_clk = {
.halt_reg = 0xe074,
.halt_check = BRANCH_HALT_VOTED,
.clkr = {
.enable_reg = 0xe074,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "disp_cc_mdss_accu_clk",
.parent_hws = (const struct clk_hw*[]) {
&disp_cc_xo_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_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_DONT_HOLD_STATE | 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_DONT_HOLD_STATE | 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_VOTED,
.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 clk_branch disp_cc_sleep_clk = {
.halt_reg = 0xe070,
.halt_check = BRANCH_HALT,
.clkr = {
.enable_reg = 0xe070,
.enable_mask = BIT(0),
.hw.init = &(const struct clk_init_data) {
.name = "disp_cc_sleep_clk",
.parent_hws = (const struct clk_hw*[]) {
&disp_cc_sleep_clk_src.clkr.hw,
},
.num_parents = 1,
.flags = CLK_SET_RATE_PARENT,
.ops = &clk_branch2_ops,
},
},
};
static struct clk_regmap *disp_cc_pitti_clocks[] = {
[DISP_CC_MDSS_ACCU_CLK] = &disp_cc_mdss_accu_clk.clkr,
[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] = &disp_cc_sleep_clk.clkr,
[DISP_CC_SLEEP_CLK_SRC] = &disp_cc_sleep_clk_src.clkr,
[DISP_CC_XO_CLK_SRC] = &disp_cc_xo_clk_src.clkr,
};
static const struct qcom_reset_map disp_cc_pitti_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_pitti_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
.max_register = 0x11008,
.fast_io = true,
};
static const struct qcom_cc_desc disp_cc_pitti_desc = {
.config = &disp_cc_pitti_regmap_config,
.clks = disp_cc_pitti_clocks,
.num_clks = ARRAY_SIZE(disp_cc_pitti_clocks),
.resets = disp_cc_pitti_resets,
.num_resets = ARRAY_SIZE(disp_cc_pitti_resets),
.clk_regulators = disp_cc_pitti_regulators,
.num_clk_regulators = ARRAY_SIZE(disp_cc_pitti_regulators),
};
static const struct of_device_id disp_cc_pitti_match_table[] = {
{ .compatible = "qcom,pitti-dispcc" },
{ }
};
MODULE_DEVICE_TABLE(of, disp_cc_pitti_match_table);
static int disp_cc_pitti_probe(struct platform_device *pdev)
{
struct regmap *regmap;
int ret;
regmap = qcom_cc_map(pdev, &disp_cc_pitti_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_pll1_config);
/* Enable clock gating for MDP clocks */
regmap_update_bits(regmap, DISP_CC_MISC_CMD, 0x10, 0x10);
/*
* Keep clocks always enabled:
* disp_cc_xo_clk
*/
regmap_update_bits(regmap, 0xe054, BIT(0), BIT(0));
ret = qcom_cc_really_probe(pdev, &disp_cc_pitti_desc, regmap);
if (ret) {
dev_err(&pdev->dev, "Failed to register DISP CC clocks\n");
return ret;
}
dev_info(&pdev->dev, "Registered DISP CC clocks\n");
return ret;
}
static void disp_cc_pitti_sync_state(struct device *dev)
{
qcom_cc_sync_state(dev, &disp_cc_pitti_desc);
}
static struct platform_driver disp_cc_pitti_driver = {
.probe = disp_cc_pitti_probe,
.driver = {
.name = "disp_cc-pitti",
.of_match_table = disp_cc_pitti_match_table,
.sync_state = disp_cc_pitti_sync_state,
},
};
static int __init disp_cc_pitti_init(void)
{
return platform_driver_register(&disp_cc_pitti_driver);
}
subsys_initcall(disp_cc_pitti_init);
static void __exit disp_cc_pitti_exit(void)
{
platform_driver_unregister(&disp_cc_pitti_driver);
}
module_exit(disp_cc_pitti_exit);
MODULE_DESCRIPTION("QTI DISP_CC PITTI Driver");
MODULE_LICENSE("GPL");