@@ -201,4 +201,18 @@ config COMMON_CLK_S4_PERIPHERALS
help
Support for the peripherals clock controller on Amlogic S805X2 and S905Y4
devices, AKA S4. Say Y if you want S4 peripherals clock controller to work.
+
+config COMMON_CLK_T7_PLL
+ tristate "Amlogic T7 SoC PLL controller support"
+ depends on ARM64
+ default y
+ select COMMON_CLK_MESON_REGMAP
+ select COMMON_CLK_MESON_CLKC_UTILS
+ select COMMON_CLK_MESON_PLL
+ imply COMMON_CLK_SCMI
+ help
+ Support for the PLL clock controller on Amlogic A311D2 based
+ device, AKA T7. PLLs are required by most peripheral to operate
+ Say Y if you are a T7 based device.
+
endmenu
@@ -27,3 +27,4 @@ obj-$(CONFIG_COMMON_CLK_G12A) += g12a.o g12a-aoclk.o
obj-$(CONFIG_COMMON_CLK_MESON8B) += meson8b.o meson8-ddr.o
obj-$(CONFIG_COMMON_CLK_S4_PLL) += s4-pll.o
obj-$(CONFIG_COMMON_CLK_S4_PERIPHERALS) += s4-peripherals.o
+obj-$(CONFIG_COMMON_CLK_T7_PLL) += t7-pll.o
new file mode 100644
@@ -0,0 +1,1192 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR MIT)
+/*
+ * Copyright (c) 2024 Amlogic, Inc. All rights reserved.
+ * Author: Jian Hu <jian.hu@amlogic.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+#include "clk-regmap.h"
+#include "clk-pll.h"
+#include "clk-mpll.h"
+#include "meson-clkc-utils.h"
+#include "meson-eeclk.h"
+#include <dt-bindings/clock/amlogic,t7-pll-clkc.h>
+
+#define ANACTRL_GP0PLL_CTRL0 0x00
+#define ANACTRL_GP0PLL_CTRL1 0x04
+#define ANACTRL_GP0PLL_CTRL2 0x08
+#define ANACTRL_GP0PLL_CTRL3 0x0c
+#define ANACTRL_GP0PLL_CTRL4 0x10
+#define ANACTRL_GP0PLL_CTRL5 0x14
+#define ANACTRL_GP0PLL_CTRL6 0x18
+#define ANACTRL_GP0PLL_STS 0x1c
+
+#define ANACTRL_GP1PLL_CTRL0 0x00
+#define ANACTRL_GP1PLL_CTRL1 0x04
+#define ANACTRL_GP1PLL_CTRL2 0x08
+#define ANACTRL_GP1PLL_CTRL3 0x0c
+#define ANACTRL_GP1PLL_STS 0x1c
+
+#define ANACTRL_HIFIPLL_CTRL0 0x00
+#define ANACTRL_HIFIPLL_CTRL1 0x04
+#define ANACTRL_HIFIPLL_CTRL2 0x08
+#define ANACTRL_HIFIPLL_CTRL3 0x0c
+#define ANACTRL_HIFIPLL_CTRL4 0x10
+#define ANACTRL_HIFIPLL_CTRL5 0x14
+#define ANACTRL_HIFIPLL_CTRL6 0x18
+#define ANACTRL_HIFIPLL_STS 0x1c
+
+#define ANACTRL_PCIEPLL_CTRL0 0x00
+#define ANACTRL_PCIEPLL_CTRL1 0x04
+#define ANACTRL_PCIEPLL_CTRL2 0x08
+#define ANACTRL_PCIEPLL_CTRL3 0x0c
+#define ANACTRL_PCIEPLL_CTRL4 0x10
+#define ANACTRL_PCIEPLL_CTRL5 0x14
+#define ANACTRL_PCIEPLL_STS 0x18
+
+#define ANACTRL_MPLL_CTRL0 0x00
+#define ANACTRL_MPLL_CTRL1 0x04
+#define ANACTRL_MPLL_CTRL2 0x08
+#define ANACTRL_MPLL_CTRL3 0x0c
+#define ANACTRL_MPLL_CTRL4 0x10
+#define ANACTRL_MPLL_CTRL5 0x14
+#define ANACTRL_MPLL_CTRL6 0x18
+#define ANACTRL_MPLL_CTRL7 0x1c
+#define ANACTRL_MPLL_CTRL8 0x20
+#define ANACTRL_MPLL_STS 0x24
+
+#define ANACTRL_HDMIPLL_CTRL0 0x00
+#define ANACTRL_HDMIPLL_CTRL1 0x04
+#define ANACTRL_HDMIPLL_CTRL2 0x08
+#define ANACTRL_HDMIPLL_CTRL3 0x0c
+#define ANACTRL_HDMIPLL_CTRL4 0x10
+#define ANACTRL_HDMIPLL_CTRL5 0x14
+#define ANACTRL_HDMIPLL_CTRL6 0x18
+#define ANACTRL_HDMIPLL_STS 0x1c
+
+#define ANACTRL_MCLK_PLL_CNTL0 0x00
+#define ANACTRL_MCLK_PLL_CNTL1 0x04
+#define ANACTRL_MCLK_PLL_CNTL2 0x08
+#define ANACTRL_MCLK_PLL_CNTL3 0x0c
+#define ANACTRL_MCLK_PLL_CNTL4 0x10
+#define ANACTRL_MCLK_PLL_STS 0x14
+
+static const struct pll_mult_range media_pll_mult_range = {
+ .min = 125,
+ .max = 250,
+};
+
+static const struct reg_sequence gp0_init_regs[] = {
+ { .reg = ANACTRL_GP0PLL_CTRL1, .def = 0x00000000 },
+ { .reg = ANACTRL_GP0PLL_CTRL2, .def = 0x00000000 },
+ { .reg = ANACTRL_GP0PLL_CTRL3, .def = 0x48681c00 },
+ { .reg = ANACTRL_GP0PLL_CTRL4, .def = 0x88770290 },
+ { .reg = ANACTRL_GP0PLL_CTRL5, .def = 0x3927200a },
+ { .reg = ANACTRL_GP0PLL_CTRL6, .def = 0x56540000 },
+};
+
+static struct clk_regmap gp0_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = ANACTRL_GP0PLL_CTRL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = ANACTRL_GP0PLL_CTRL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = ANACTRL_GP0PLL_CTRL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .l = {
+ .reg_off = ANACTRL_GP0PLL_STS,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = ANACTRL_GP0PLL_CTRL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &media_pll_mult_range,
+ .init_regs = gp0_init_regs,
+ .init_count = ARRAY_SIZE(gp0_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "gp0_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "input",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap gp0_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_GP0PLL_CTRL0,
+ .shift = 16,
+ .width = 3,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "gp0_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &gp0_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+/*
+ * The gp1 pll IP is different with gp0 pll, the PLL DCO range is
+ * 1.6GHZ - 3.2GHZ, and the reg_sequence is short
+ */
+static const struct pll_mult_range gp1_pll_mult_range = {
+ .min = 67,
+ .max = 133,
+};
+
+static const struct reg_sequence gp1_init_regs[] = {
+ { .reg = ANACTRL_GP1PLL_CTRL1, .def = 0x1420500f },
+ { .reg = ANACTRL_GP1PLL_CTRL2, .def = 0x00023001 },
+ { .reg = ANACTRL_GP1PLL_CTRL3, .def = 0x00000000 },
+};
+
+static struct clk_regmap gp1_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = ANACTRL_GP1PLL_CTRL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = ANACTRL_GP1PLL_CTRL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = ANACTRL_GP1PLL_CTRL0,
+ .shift = 16,
+ .width = 5,
+ },
+ .l = {
+ .reg_off = ANACTRL_GP1PLL_STS,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = ANACTRL_GP1PLL_CTRL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &gp1_pll_mult_range,
+ .init_regs = gp1_init_regs,
+ .init_count = ARRAY_SIZE(gp1_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "gp1_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "input",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap gp1_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_GP1PLL_CTRL0,
+ .shift = 12,
+ .width = 3,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "gp1_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &gp1_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct reg_sequence hifi_init_regs[] = {
+ { .reg = ANACTRL_HIFIPLL_CTRL1, .def = 0x00000000 },
+ { .reg = ANACTRL_HIFIPLL_CTRL2, .def = 0x00000000 },
+ { .reg = ANACTRL_HIFIPLL_CTRL3, .def = 0x6a285c00 },
+ { .reg = ANACTRL_HIFIPLL_CTRL4, .def = 0x65771290 },
+ { .reg = ANACTRL_HIFIPLL_CTRL5, .def = 0x3927200a },
+ { .reg = ANACTRL_HIFIPLL_CTRL6, .def = 0x56540000 }
+};
+
+static struct clk_regmap hifi_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = ANACTRL_HIFIPLL_CTRL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = ANACTRL_HIFIPLL_CTRL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = ANACTRL_HIFIPLL_CTRL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .l = {
+ .reg_off = ANACTRL_HIFIPLL_STS,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = ANACTRL_HIFIPLL_CTRL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &media_pll_mult_range,
+ .init_regs = hifi_init_regs,
+ .init_count = ARRAY_SIZE(hifi_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hifi_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "input",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap hifi_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_HIFIPLL_CTRL0,
+ .shift = 16,
+ .width = 2,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "hifi_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &hifi_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+/*
+ * The T7 PCIE PLL is fined tuned to deliver a very precise
+ * 100MHz reference clock for the PCIe Analog PHY, and thus requires
+ * a strict register sequence to enable the PLL.
+ */
+static const struct reg_sequence pcie_pll_init_regs[] = {
+ { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x200c04c8 },
+ { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x300c04c8 },
+ { .reg = ANACTRL_PCIEPLL_CTRL1, .def = 0x30000000 },
+ { .reg = ANACTRL_PCIEPLL_CTRL2, .def = 0x00001100 },
+ { .reg = ANACTRL_PCIEPLL_CTRL3, .def = 0x10058e00 },
+ { .reg = ANACTRL_PCIEPLL_CTRL4, .def = 0x000100c0 },
+ { .reg = ANACTRL_PCIEPLL_CTRL5, .def = 0x68000048 },
+ { .reg = ANACTRL_PCIEPLL_CTRL5, .def = 0x68000068, .delay_us = 20 },
+ { .reg = ANACTRL_PCIEPLL_CTRL4, .def = 0x008100c0, .delay_us = 20 },
+ { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x340c04c8 },
+ { .reg = ANACTRL_PCIEPLL_CTRL0, .def = 0x140c04c8, .delay_us = 20 },
+ { .reg = ANACTRL_PCIEPLL_CTRL2, .def = 0x00001000 }
+};
+
+static struct clk_regmap pcie_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = ANACTRL_PCIEPLL_CTRL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = ANACTRL_PCIEPLL_CTRL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = ANACTRL_PCIEPLL_CTRL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .l = {
+ .reg_off = ANACTRL_PCIEPLL_CTRL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = ANACTRL_PCIEPLL_CTRL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .init_regs = pcie_pll_init_regs,
+ .init_count = ARRAY_SIZE(pcie_pll_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_dco",
+ .ops = &meson_clk_pcie_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "input",
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_fixed_factor pcie_pll_dco_div2 = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_dco_div2",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &pcie_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap pcie_pll_od = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_PCIEPLL_CTRL0,
+ .shift = 16,
+ .width = 5,
+ .flags = CLK_DIVIDER_ONE_BASED |
+ CLK_DIVIDER_ALLOW_ZERO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll_od",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &pcie_pll_dco_div2.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_fixed_factor pcie_pll = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "pcie_pll",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &pcie_pll_od.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_fixed_factor mpll_prediv = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll_prediv",
+ .ops = &clk_fixed_factor_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "input",
+ },
+ .num_parents = 1,
+ },
+};
+
+static const struct reg_sequence mpll0_init_regs[] = {
+ { .reg = ANACTRL_MPLL_CTRL2, .def = 0x40000033 }
+};
+
+static struct clk_regmap mpll0_div = {
+ .data = &(struct meson_clk_mpll_data){
+ .sdm = {
+ .reg_off = ANACTRL_MPLL_CTRL1,
+ .shift = 0,
+ .width = 14,
+ },
+ .sdm_en = {
+ .reg_off = ANACTRL_MPLL_CTRL1,
+ .shift = 30,
+ .width = 1,
+ },
+ .n2 = {
+ .reg_off = ANACTRL_MPLL_CTRL1,
+ .shift = 20,
+ .width = 9,
+ },
+ .ssen = {
+ .reg_off = ANACTRL_MPLL_CTRL1,
+ .shift = 29,
+ .width = 1,
+ },
+ .init_regs = mpll0_init_regs,
+ .init_count = ARRAY_SIZE(mpll0_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll0_div",
+ .ops = &meson_clk_mpll_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mpll_prediv.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap mpll0 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MPLL_CTRL1,
+ .bit_idx = 31,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll0",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) { &mpll0_div.hw },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct reg_sequence mpll1_init_regs[] = {
+ { .reg = ANACTRL_MPLL_CTRL4, .def = 0x40000033 }
+};
+
+static struct clk_regmap mpll1_div = {
+ .data = &(struct meson_clk_mpll_data){
+ .sdm = {
+ .reg_off = ANACTRL_MPLL_CTRL3,
+ .shift = 0,
+ .width = 14,
+ },
+ .sdm_en = {
+ .reg_off = ANACTRL_MPLL_CTRL3,
+ .shift = 30,
+ .width = 1,
+ },
+ .n2 = {
+ .reg_off = ANACTRL_MPLL_CTRL3,
+ .shift = 20,
+ .width = 9,
+ },
+ .ssen = {
+ .reg_off = ANACTRL_MPLL_CTRL3,
+ .shift = 29,
+ .width = 1,
+ },
+ .init_regs = mpll1_init_regs,
+ .init_count = ARRAY_SIZE(mpll1_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll1_div",
+ .ops = &meson_clk_mpll_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mpll_prediv.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap mpll1 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MPLL_CTRL3,
+ .bit_idx = 31,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll1",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) { &mpll1_div.hw },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct reg_sequence mpll2_init_regs[] = {
+ { .reg = ANACTRL_MPLL_CTRL6, .def = 0x40000033 }
+};
+
+static struct clk_regmap mpll2_div = {
+ .data = &(struct meson_clk_mpll_data){
+ .sdm = {
+ .reg_off = ANACTRL_MPLL_CTRL5,
+ .shift = 0,
+ .width = 14,
+ },
+ .sdm_en = {
+ .reg_off = ANACTRL_MPLL_CTRL5,
+ .shift = 30,
+ .width = 1,
+ },
+ .n2 = {
+ .reg_off = ANACTRL_MPLL_CTRL5,
+ .shift = 20,
+ .width = 9,
+ },
+ .ssen = {
+ .reg_off = ANACTRL_MPLL_CTRL5,
+ .shift = 29,
+ .width = 1,
+ },
+ .init_regs = mpll2_init_regs,
+ .init_count = ARRAY_SIZE(mpll2_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll2_div",
+ .ops = &meson_clk_mpll_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mpll_prediv.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap mpll2 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MPLL_CTRL5,
+ .bit_idx = 31,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll2",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) { &mpll2_div.hw },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct reg_sequence mpll3_init_regs[] = {
+ { .reg = ANACTRL_MPLL_CTRL8, .def = 0x40000033 }
+};
+
+static struct clk_regmap mpll3_div = {
+ .data = &(struct meson_clk_mpll_data){
+ .sdm = {
+ .reg_off = ANACTRL_MPLL_CTRL7,
+ .shift = 0,
+ .width = 14,
+ },
+ .sdm_en = {
+ .reg_off = ANACTRL_MPLL_CTRL7,
+ .shift = 30,
+ .width = 1,
+ },
+ .n2 = {
+ .reg_off = ANACTRL_MPLL_CTRL7,
+ .shift = 20,
+ .width = 9,
+ },
+ .ssen = {
+ .reg_off = ANACTRL_MPLL_CTRL7,
+ .shift = 29,
+ .width = 1,
+ },
+ .init_regs = mpll3_init_regs,
+ .init_count = ARRAY_SIZE(mpll3_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll3_div",
+ .ops = &meson_clk_mpll_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mpll_prediv.hw
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap mpll3 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MPLL_CTRL7,
+ .bit_idx = 31,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mpll3",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) { &mpll3_div.hw },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct reg_sequence hdmi_init_regs[] = {
+ { .reg = ANACTRL_HDMIPLL_CTRL1, .def = 0x00000000 },
+ { .reg = ANACTRL_HDMIPLL_CTRL2, .def = 0x00000000 },
+ { .reg = ANACTRL_HDMIPLL_CTRL3, .def = 0x6a28dc00 },
+ { .reg = ANACTRL_HDMIPLL_CTRL4, .def = 0x65771290 },
+ { .reg = ANACTRL_HDMIPLL_CTRL5, .def = 0x39272000 },
+ { .reg = ANACTRL_HDMIPLL_CTRL6, .def = 0x56540000 }
+};
+
+static struct clk_regmap hdmi_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 0,
+ .width = 9,
+ },
+ .n = {
+ .reg_off = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 10,
+ .width = 5,
+ },
+ .l = {
+ .reg_off = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &media_pll_mult_range,
+ .init_regs = hdmi_init_regs,
+ .init_count = ARRAY_SIZE(hdmi_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = (const struct clk_parent_data []) {
+ { .fw_name = "input", }
+ },
+ .num_parents = 1,
+ },
+};
+
+static struct clk_regmap hdmi_pll_od = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 16,
+ .width = 4,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll_od",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &hdmi_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap hdmi_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_HDMIPLL_CTRL0,
+ .shift = 20,
+ .width = 2,
+ .flags = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "hdmi_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &hdmi_pll_od.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct pll_mult_range mclk_pll_mult_range = {
+ .min = 67,
+ .max = 133,
+};
+
+static const struct reg_sequence mclk_init_regs[] = {
+ { .reg = ANACTRL_MCLK_PLL_CNTL1, .def = 0x1470500f },
+ { .reg = ANACTRL_MCLK_PLL_CNTL2, .def = 0x00023041 },
+ { .reg = ANACTRL_MCLK_PLL_CNTL3, .def = 0x18180000 },
+ { .reg = ANACTRL_MCLK_PLL_CNTL4, .def = 0x00180303 },
+ { .reg = ANACTRL_MCLK_PLL_CNTL2, .def = 0x00023001, .delay_us = 20 }
+};
+
+static struct clk_regmap mclk_pll_dco = {
+ .data = &(struct meson_clk_pll_data){
+ .en = {
+ .reg_off = ANACTRL_MCLK_PLL_CNTL0,
+ .shift = 28,
+ .width = 1,
+ },
+ .m = {
+ .reg_off = ANACTRL_MCLK_PLL_CNTL0,
+ .shift = 0,
+ .width = 8,
+ },
+ .n = {
+ .reg_off = ANACTRL_MCLK_PLL_CNTL0,
+ .shift = 16,
+ .width = 5,
+ },
+ .l = {
+ .reg_off = ANACTRL_MCLK_PLL_CNTL0,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = ANACTRL_MCLK_PLL_CNTL0,
+ .shift = 29,
+ .width = 1,
+ },
+ .range = &mclk_pll_mult_range,
+ .init_regs = mclk_init_regs,
+ .init_count = ARRAY_SIZE(mclk_init_regs),
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_pll_dco",
+ .ops = &meson_clk_pll_ops,
+ .parent_data = &(const struct clk_parent_data) {
+ .fw_name = "input",
+ },
+ .num_parents = 1,
+ },
+};
+
+/* max div is 16 */
+static const struct clk_div_table mclk_div[] = {
+ { .val = 0, .div = 1 },
+ { .val = 1, .div = 2 },
+ { .val = 2, .div = 4 },
+ { .val = 3, .div = 8 },
+ { .val = 4, .div = 16 },
+ { /* sentinel */ }
+};
+
+static struct clk_regmap mclk_pre_od = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL0,
+ .shift = 12,
+ .width = 3,
+ .table = mclk_div,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_pre_od",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mclk_pll_dco.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_pll = {
+ .data = &(struct clk_regmap_div_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .shift = 16,
+ .width = 5,
+ .flags = CLK_DIVIDER_ONE_BASED,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_pll",
+ .ops = &clk_regmap_divider_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mclk_pre_od.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_0_sel = {
+ .data = &(struct clk_regmap_mux_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .mask = 0x3,
+ .shift = 4,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_0_sel",
+ .ops = &clk_regmap_mux_ops,
+ .parent_data = (const struct clk_parent_data []) {
+ { .hw = &mclk_pll.hw },
+ { .fw_name = "mclk_in0", },
+ { .fw_name = "mclk_in1", },
+ },
+ .num_parents = 3,
+ },
+};
+
+static struct clk_fixed_factor mclk_0_div2 = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_0_div2",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) { &mclk_0_sel.hw },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_0_pre = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .bit_idx = 2,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "mclk_0_pre",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mclk_0_div2.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_0 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .bit_idx = 0,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "mclk_0",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mclk_0_pre.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_1_sel = {
+ .data = &(struct clk_regmap_mux_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .mask = 0x3,
+ .shift = 12,
+ },
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_1_sel",
+ .ops = &clk_regmap_mux_ops,
+ .parent_data = (const struct clk_parent_data []) {
+ { .hw = &mclk_pll.hw },
+ { .fw_name = "mclk_in0", },
+ { .fw_name = "mclk_in1", },
+ },
+ .num_parents = 3,
+ },
+};
+
+static struct clk_fixed_factor mclk_1_div2 = {
+ .mult = 1,
+ .div = 2,
+ .hw.init = &(struct clk_init_data){
+ .name = "mclk_1_div2",
+ .ops = &clk_fixed_factor_ops,
+ .parent_hws = (const struct clk_hw *[]) { &mclk_1_sel.hw },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_1_pre = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .bit_idx = 10,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "mclk_1_pre",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mclk_1_div2.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_regmap mclk_1 = {
+ .data = &(struct clk_regmap_gate_data){
+ .offset = ANACTRL_MCLK_PLL_CNTL4,
+ .bit_idx = 8,
+ },
+ .hw.init = &(struct clk_init_data) {
+ .name = "mclk_1",
+ .ops = &clk_regmap_gate_ops,
+ .parent_hws = (const struct clk_hw *[]) {
+ &mclk_1_pre.hw
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ },
+};
+
+static struct clk_hw *t7_gp0_hw_clks[] = {
+ [CLKID_GP0_PLL_DCO] = &gp0_pll_dco.hw,
+ [CLKID_GP0_PLL] = &gp0_pll.hw,
+};
+
+static struct clk_hw *t7_gp1_hw_clks[] = {
+ [CLKID_GP1_PLL_DCO] = &gp1_pll_dco.hw,
+ [CLKID_GP0_PLL] = &gp1_pll.hw,
+};
+
+static struct clk_hw *t7_hifi_hw_clks[] = {
+ [CLKID_HIFI_PLL_DCO] = &hifi_pll_dco.hw,
+ [CLKID_HIFI_PLL] = &hifi_pll.hw,
+};
+
+static struct clk_hw *t7_pcie_hw_clks[] = {
+ [CLKID_PCIE_PLL_DCO] = &pcie_pll_dco.hw,
+ [CLKID_PCIE_PLL_DCO_DIV2] = &pcie_pll_dco_div2.hw,
+ [CLKID_PCIE_PLL_OD] = &pcie_pll_od.hw,
+ [CLKID_PCIE_PLL] = &pcie_pll.hw,
+};
+
+static struct clk_hw *t7_mpll_hw_clks[] = {
+ [CLKID_MPLL_PREDIV] = &mpll_prediv.hw,
+ [CLKID_MPLL0_DIV] = &mpll0_div.hw,
+ [CLKID_MPLL0] = &mpll0.hw,
+ [CLKID_MPLL1_DIV] = &mpll1_div.hw,
+ [CLKID_MPLL1] = &mpll1.hw,
+ [CLKID_MPLL2_DIV] = &mpll2_div.hw,
+ [CLKID_MPLL2] = &mpll2.hw,
+ [CLKID_MPLL3_DIV] = &mpll3_div.hw,
+ [CLKID_MPLL3] = &mpll3.hw,
+};
+
+static struct clk_hw *t7_hdmi_hw_clks[] = {
+ [CLKID_HDMI_PLL_DCO] = &hdmi_pll_dco.hw,
+ [CLKID_HDMI_PLL_OD] = &hdmi_pll_od.hw,
+ [CLKID_HDMI_PLL] = &hdmi_pll.hw,
+};
+
+static struct clk_hw *t7_mclk_hw_clks[] = {
+ [CLKID_MCLK_PLL_DCO] = &mclk_pll_dco.hw,
+ [CLKID_MCLK_PRE] = &mclk_pre_od.hw,
+ [CLKID_MCLK_PLL] = &mclk_pll.hw,
+ [CLKID_MCLK_0_SEL] = &mclk_0_sel.hw,
+ [CLKID_MCLK_0_DIV2] = &mclk_0_div2.hw,
+ [CLKID_MCLK_0_PRE] = &mclk_0_pre.hw,
+ [CLKID_MCLK_0] = &mclk_0.hw,
+ [CLKID_MCLK_1_SEL] = &mclk_1_sel.hw,
+ [CLKID_MCLK_1_DIV2] = &mclk_1_div2.hw,
+ [CLKID_MCLK_1_PRE] = &mclk_1_pre.hw,
+ [CLKID_MCLK_1] = &mclk_1.hw,
+};
+
+static struct clk_regmap *const t7_gp0_regmaps[] = {
+ &gp0_pll_dco,
+ &gp0_pll,
+};
+
+static struct clk_regmap *const t7_gp1_regmaps[] = {
+ &gp1_pll_dco,
+ &gp1_pll,
+};
+
+static struct clk_regmap *const t7_hifi_regmaps[] = {
+ &hifi_pll_dco,
+ &hifi_pll,
+};
+
+static struct clk_regmap *const t7_pcie_regmaps[] = {
+ &pcie_pll_dco,
+ &pcie_pll_od,
+};
+
+static struct clk_regmap *const t7_mpll_regmaps[] = {
+ &mpll0_div,
+ &mpll0,
+ &mpll1_div,
+ &mpll1,
+ &mpll2_div,
+ &mpll2,
+ &mpll3_div,
+ &mpll3,
+};
+
+static struct clk_regmap *const t7_hdmi_regmaps[] = {
+ &hdmi_pll_dco,
+ &hdmi_pll_od,
+ &hdmi_pll,
+};
+
+static struct clk_regmap *const t7_mclk_regmaps[] = {
+ &mclk_pll_dco,
+ &mclk_pre_od,
+ &mclk_pll,
+ &mclk_0_sel,
+ &mclk_0_pre,
+ &mclk_0,
+ &mclk_1_sel,
+ &mclk_1_pre,
+ &mclk_1,
+};
+
+static struct regmap_config clkc_regmap_config = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+};
+
+static int amlogic_t7_pll_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ const struct meson_eeclkc_data *data;
+ void __iomem *base;
+ struct regmap *map;
+ int i, ret;
+
+ data = of_device_get_match_data(&pdev->dev);
+ if (!data)
+ return -EINVAL;
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ map = devm_regmap_init_mmio(dev, base, &clkc_regmap_config);
+ if (IS_ERR(map))
+ return PTR_ERR(map);
+
+ /* Populate regmap for the regmap backed clocks */
+ for (i = 0; i < data->regmap_clk_num; i++)
+ data->regmap_clks[i]->map = map;
+
+ if (data->init_count)
+ regmap_multi_reg_write(map, data->init_regs,
+ data->init_count);
+
+ /* Register clocks */
+ for (i = 0; i < data->hw_clks.num; i++) {
+ ret = devm_clk_hw_register(dev, data->hw_clks.hws[i]);
+ if (ret)
+ return ret;
+ }
+
+ return devm_of_clk_add_hw_provider(dev, meson_clk_hw_get, (void *)&data->hw_clks);
+}
+
+static const struct meson_eeclkc_data t7_gp0_data = {
+ .regmap_clks = t7_gp0_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_gp0_regmaps),
+ .hw_clks = {
+ .hws = t7_gp0_hw_clks,
+ .num = ARRAY_SIZE(t7_gp0_hw_clks),
+ },
+};
+
+static const struct meson_eeclkc_data t7_gp1_data = {
+ .regmap_clks = t7_gp1_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_gp1_regmaps),
+ .hw_clks = {
+ .hws = t7_gp1_hw_clks,
+ .num = ARRAY_SIZE(t7_gp1_hw_clks),
+ },
+};
+
+static const struct meson_eeclkc_data t7_hifi_data = {
+ .regmap_clks = t7_hifi_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_hifi_regmaps),
+ .hw_clks = {
+ .hws = t7_hifi_hw_clks,
+ .num = ARRAY_SIZE(t7_hifi_hw_clks),
+ },
+};
+
+static const struct meson_eeclkc_data t7_pcie_data = {
+ .regmap_clks = t7_pcie_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_pcie_regmaps),
+ .hw_clks = {
+ .hws = t7_pcie_hw_clks,
+ .num = ARRAY_SIZE(t7_pcie_hw_clks),
+ },
+};
+
+static const struct reg_sequence mpll_init_regs[] = {
+ { .reg = ANACTRL_MPLL_CTRL0, .def = 0x00000543 }
+};
+
+static const struct meson_eeclkc_data t7_mpll_data = {
+ .regmap_clks = t7_mpll_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_mpll_regmaps),
+ .init_regs = mpll_init_regs,
+ .init_count = ARRAY_SIZE(mpll_init_regs),
+ .hw_clks = {
+ .hws = t7_mpll_hw_clks,
+ .num = ARRAY_SIZE(t7_mpll_hw_clks),
+ },
+};
+
+static const struct meson_eeclkc_data t7_hdmi_data = {
+ .regmap_clks = t7_hdmi_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_hdmi_regmaps),
+ .hw_clks = {
+ .hws = t7_hdmi_hw_clks,
+ .num = ARRAY_SIZE(t7_hdmi_hw_clks),
+ },
+};
+
+static const struct meson_eeclkc_data t7_mclk_data = {
+ .regmap_clks = t7_mclk_regmaps,
+ .regmap_clk_num = ARRAY_SIZE(t7_mclk_regmaps),
+ .hw_clks = {
+ .hws = t7_mclk_hw_clks,
+ .num = ARRAY_SIZE(t7_mclk_hw_clks),
+ },
+};
+
+static const struct of_device_id t7_pll_clkc_match_table[] = {
+ {
+ .compatible = "amlogic,t7-pll-gp0",
+ .data = &t7_gp0_data,
+ },
+ {
+ .compatible = "amlogic,t7-pll-gp1",
+ .data = &t7_gp1_data,
+ },
+ {
+ .compatible = "amlogic,t7-pll-hifi",
+ .data = &t7_hifi_data,
+ },
+ {
+ .compatible = "amlogic,t7-pll-pcie",
+ .data = &t7_pcie_data,
+ },
+ {
+ .compatible = "amlogic,t7-mpll",
+ .data = &t7_mpll_data,
+ },
+ {
+ .compatible = "amlogic,t7-pll-hdmi",
+ .data = &t7_hdmi_data,
+ },
+ {
+ .compatible = "amlogic,t7-pll-mclk",
+ .data = &t7_mclk_data,
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, t7_pll_clkc_match_table);
+
+static struct platform_driver t7_pll_clkc_driver = {
+ .probe = amlogic_t7_pll_probe,
+ .driver = {
+ .name = "t7-pll-clkc",
+ .of_match_table = t7_pll_clkc_match_table,
+ },
+};
+
+MODULE_DESCRIPTION("Amlogic T7 PLL Clock Controller driver");
+module_platform_driver(t7_pll_clkc_driver);
+MODULE_AUTHOR("Jian Hu <jian.hu@amlogic.com>");
+MODULE_LICENSE("GPL");
Add PLL clock controller driver for the Amlogic T7 SoC family. Signed-off-by: Jian Hu <jian.hu@amlogic.com> --- drivers/clk/meson/Kconfig | 14 + drivers/clk/meson/Makefile | 1 + drivers/clk/meson/t7-pll.c | 1192 ++++++++++++++++++++++++++++++++++++ 3 files changed, 1207 insertions(+) create mode 100644 drivers/clk/meson/t7-pll.c