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linux_dsm_epyc7002/drivers/clk/mediatek/clk-mt2701.c
Thomas Gleixner 1802d0beec treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 655 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:41 -07:00

1036 lines
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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2014 MediaTek Inc.
* Author: Shunli Wang <shunli.wang@mediatek.com>
*/
#include <linux/clk-provider.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include "clk-cpumux.h"
#include <dt-bindings/clock/mt2701-clk.h>
/*
* For some clocks, we don't care what their actual rates are. And these
* clocks may change their rate on different products or different scenarios.
* So we model these clocks' rate as 0, to denote it's not an actual rate.
*/
#define DUMMY_RATE 0
static DEFINE_SPINLOCK(mt2701_clk_lock);
static const struct mtk_fixed_clk top_fixed_clks[] = {
FIXED_CLK(CLK_TOP_DPI, "dpi_ck", "clk26m",
108 * MHZ),
FIXED_CLK(CLK_TOP_DMPLL, "dmpll_ck", "clk26m",
400 * MHZ),
FIXED_CLK(CLK_TOP_VENCPLL, "vencpll_ck", "clk26m",
295750000),
FIXED_CLK(CLK_TOP_HDMI_0_PIX340M, "hdmi_0_pix340m", "clk26m",
340 * MHZ),
FIXED_CLK(CLK_TOP_HDMI_0_DEEP340M, "hdmi_0_deep340m", "clk26m",
340 * MHZ),
FIXED_CLK(CLK_TOP_HDMI_0_PLL340M, "hdmi_0_pll340m", "clk26m",
340 * MHZ),
FIXED_CLK(CLK_TOP_HADDS2_FB, "hadds2_fbclk", "clk26m",
27 * MHZ),
FIXED_CLK(CLK_TOP_WBG_DIG_416M, "wbg_dig_ck_416m", "clk26m",
416 * MHZ),
FIXED_CLK(CLK_TOP_DSI0_LNTC_DSI, "dsi0_lntc_dsi", "clk26m",
143 * MHZ),
FIXED_CLK(CLK_TOP_HDMI_SCL_RX, "hdmi_scl_rx", "clk26m",
27 * MHZ),
FIXED_CLK(CLK_TOP_AUD_EXT1, "aud_ext1", "clk26m",
DUMMY_RATE),
FIXED_CLK(CLK_TOP_AUD_EXT2, "aud_ext2", "clk26m",
DUMMY_RATE),
FIXED_CLK(CLK_TOP_NFI1X_PAD, "nfi1x_pad", "clk26m",
DUMMY_RATE),
};
static const struct mtk_fixed_factor top_fixed_divs[] = {
FACTOR(CLK_TOP_SYSPLL, "syspll_ck", "mainpll", 1, 1),
FACTOR(CLK_TOP_SYSPLL_D2, "syspll_d2", "mainpll", 1, 2),
FACTOR(CLK_TOP_SYSPLL_D3, "syspll_d3", "mainpll", 1, 3),
FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll", 1, 5),
FACTOR(CLK_TOP_SYSPLL_D7, "syspll_d7", "mainpll", 1, 7),
FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "syspll_d2", 1, 2),
FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "syspll_d2", 1, 4),
FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "syspll_d2", 1, 8),
FACTOR(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "syspll_d2", 1, 16),
FACTOR(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "syspll_d3", 1, 2),
FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "syspll_d3", 1, 4),
FACTOR(CLK_TOP_SYSPLL2_D8, "syspll2_d8", "syspll_d3", 1, 8),
FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "syspll_d5", 1, 2),
FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "syspll_d5", 1, 4),
FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "syspll_d7", 1, 2),
FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "syspll_d7", 1, 4),
FACTOR(CLK_TOP_UNIVPLL, "univpll_ck", "univpll", 1, 1),
FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2),
FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3),
FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5),
FACTOR(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univpll", 1, 7),
FACTOR(CLK_TOP_UNIVPLL_D26, "univpll_d26", "univpll", 1, 26),
FACTOR(CLK_TOP_UNIVPLL_D52, "univpll_d52", "univpll", 1, 52),
FACTOR(CLK_TOP_UNIVPLL_D108, "univpll_d108", "univpll", 1, 108),
FACTOR(CLK_TOP_USB_PHY48M, "usb_phy48m_ck", "univpll", 1, 26),
FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll_d2", 1, 2),
FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll_d2", 1, 4),
FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll_d2", 1, 8),
FACTOR(CLK_TOP_8BDAC, "8bdac_ck", "univpll_d2", 1, 1),
FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll_d3", 1, 2),
FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll_d3", 1, 4),
FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll_d3", 1, 8),
FACTOR(CLK_TOP_UNIVPLL2_D16, "univpll2_d16", "univpll_d3", 1, 16),
FACTOR(CLK_TOP_UNIVPLL2_D32, "univpll2_d32", "univpll_d3", 1, 32),
FACTOR(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univpll_d5", 1, 2),
FACTOR(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univpll_d5", 1, 4),
FACTOR(CLK_TOP_UNIVPLL3_D8, "univpll3_d8", "univpll_d5", 1, 8),
FACTOR(CLK_TOP_MSDCPLL, "msdcpll_ck", "msdcpll", 1, 1),
FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2),
FACTOR(CLK_TOP_MSDCPLL_D4, "msdcpll_d4", "msdcpll", 1, 4),
FACTOR(CLK_TOP_MSDCPLL_D8, "msdcpll_d8", "msdcpll", 1, 8),
FACTOR(CLK_TOP_MMPLL, "mmpll_ck", "mmpll", 1, 1),
FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2),
FACTOR(CLK_TOP_DMPLL_D2, "dmpll_d2", "dmpll_ck", 1, 2),
FACTOR(CLK_TOP_DMPLL_D4, "dmpll_d4", "dmpll_ck", 1, 4),
FACTOR(CLK_TOP_DMPLL_X2, "dmpll_x2", "dmpll_ck", 1, 1),
FACTOR(CLK_TOP_TVDPLL, "tvdpll_ck", "tvdpll", 1, 1),
FACTOR(CLK_TOP_TVDPLL_D2, "tvdpll_d2", "tvdpll", 1, 2),
FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll", 1, 4),
FACTOR(CLK_TOP_VDECPLL, "vdecpll_ck", "vdecpll", 1, 1),
FACTOR(CLK_TOP_TVD2PLL, "tvd2pll_ck", "tvd2pll", 1, 1),
FACTOR(CLK_TOP_TVD2PLL_D2, "tvd2pll_d2", "tvd2pll", 1, 2),
FACTOR(CLK_TOP_MIPIPLL, "mipipll", "dpi_ck", 1, 1),
FACTOR(CLK_TOP_MIPIPLL_D2, "mipipll_d2", "dpi_ck", 1, 2),
FACTOR(CLK_TOP_MIPIPLL_D4, "mipipll_d4", "dpi_ck", 1, 4),
FACTOR(CLK_TOP_HDMIPLL, "hdmipll_ck", "hdmitx_dig_cts", 1, 1),
FACTOR(CLK_TOP_HDMIPLL_D2, "hdmipll_d2", "hdmitx_dig_cts", 1, 2),
FACTOR(CLK_TOP_HDMIPLL_D3, "hdmipll_d3", "hdmitx_dig_cts", 1, 3),
FACTOR(CLK_TOP_ARMPLL_1P3G, "armpll_1p3g_ck", "armpll", 1, 1),
FACTOR(CLK_TOP_AUDPLL, "audpll", "audpll_sel", 1, 1),
FACTOR(CLK_TOP_AUDPLL_D4, "audpll_d4", "audpll_sel", 1, 4),
FACTOR(CLK_TOP_AUDPLL_D8, "audpll_d8", "audpll_sel", 1, 8),
FACTOR(CLK_TOP_AUDPLL_D16, "audpll_d16", "audpll_sel", 1, 16),
FACTOR(CLK_TOP_AUDPLL_D24, "audpll_d24", "audpll_sel", 1, 24),
FACTOR(CLK_TOP_AUD1PLL_98M, "aud1pll_98m_ck", "aud1pll", 1, 3),
FACTOR(CLK_TOP_AUD2PLL_90M, "aud2pll_90m_ck", "aud2pll", 1, 3),
FACTOR(CLK_TOP_HADDS2PLL_98M, "hadds2pll_98m", "hadds2pll", 1, 3),
FACTOR(CLK_TOP_HADDS2PLL_294M, "hadds2pll_294m", "hadds2pll", 1, 1),
FACTOR(CLK_TOP_ETHPLL_500M, "ethpll_500m_ck", "ethpll", 1, 1),
FACTOR(CLK_TOP_CLK26M_D8, "clk26m_d8", "clk26m", 1, 8),
FACTOR(CLK_TOP_32K_INTERNAL, "32k_internal", "clk26m", 1, 793),
FACTOR(CLK_TOP_32K_EXTERNAL, "32k_external", "rtc32k", 1, 1),
FACTOR(CLK_TOP_AXISEL_D4, "axisel_d4", "axi_sel", 1, 4),
};
static const char * const axi_parents[] = {
"clk26m",
"syspll1_d2",
"syspll_d5",
"syspll1_d4",
"univpll_d5",
"univpll2_d2",
"mmpll_d2",
"dmpll_d2"
};
static const char * const mem_parents[] = {
"clk26m",
"dmpll_ck"
};
static const char * const ddrphycfg_parents[] = {
"clk26m",
"syspll1_d8"
};
static const char * const mm_parents[] = {
"clk26m",
"vencpll_ck",
"syspll1_d2",
"syspll1_d4",
"univpll_d5",
"univpll1_d2",
"univpll2_d2",
"dmpll_ck"
};
static const char * const pwm_parents[] = {
"clk26m",
"univpll2_d4",
"univpll3_d2",
"univpll1_d4",
};
static const char * const vdec_parents[] = {
"clk26m",
"vdecpll_ck",
"syspll_d5",
"syspll1_d4",
"univpll_d5",
"univpll2_d2",
"vencpll_ck",
"msdcpll_d2",
"mmpll_d2"
};
static const char * const mfg_parents[] = {
"clk26m",
"mmpll_ck",
"dmpll_x2_ck",
"msdcpll_ck",
"clk26m",
"syspll_d3",
"univpll_d3",
"univpll1_d2"
};
static const char * const camtg_parents[] = {
"clk26m",
"univpll_d26",
"univpll2_d2",
"syspll3_d2",
"syspll3_d4",
"msdcpll_d2",
"mmpll_d2"
};
static const char * const uart_parents[] = {
"clk26m",
"univpll2_d8"
};
static const char * const spi_parents[] = {
"clk26m",
"syspll3_d2",
"syspll4_d2",
"univpll2_d4",
"univpll1_d8"
};
static const char * const usb20_parents[] = {
"clk26m",
"univpll1_d8",
"univpll3_d4"
};
static const char * const msdc30_parents[] = {
"clk26m",
"msdcpll_d2",
"syspll2_d2",
"syspll1_d4",
"univpll1_d4",
"univpll2_d4"
};
static const char * const aud_intbus_parents[] = {
"clk26m",
"syspll1_d4",
"syspll3_d2",
"syspll4_d2",
"univpll3_d2",
"univpll2_d4"
};
static const char * const pmicspi_parents[] = {
"clk26m",
"syspll1_d8",
"syspll2_d4",
"syspll4_d2",
"syspll3_d4",
"syspll2_d8",
"syspll1_d16",
"univpll3_d4",
"univpll_d26",
"dmpll_d2",
"dmpll_d4"
};
static const char * const scp_parents[] = {
"clk26m",
"syspll1_d8",
"dmpll_d2",
"dmpll_d4"
};
static const char * const dpi0_parents[] = {
"clk26m",
"mipipll",
"mipipll_d2",
"mipipll_d4",
"clk26m",
"tvdpll_ck",
"tvdpll_d2",
"tvdpll_d4"
};
static const char * const dpi1_parents[] = {
"clk26m",
"tvdpll_ck",
"tvdpll_d2",
"tvdpll_d4"
};
static const char * const tve_parents[] = {
"clk26m",
"mipipll",
"mipipll_d2",
"mipipll_d4",
"clk26m",
"tvdpll_ck",
"tvdpll_d2",
"tvdpll_d4"
};
static const char * const hdmi_parents[] = {
"clk26m",
"hdmipll_ck",
"hdmipll_d2",
"hdmipll_d3"
};
static const char * const apll_parents[] = {
"clk26m",
"audpll",
"audpll_d4",
"audpll_d8",
"audpll_d16",
"audpll_d24",
"clk26m",
"clk26m"
};
static const char * const rtc_parents[] = {
"32k_internal",
"32k_external",
"clk26m",
"univpll3_d8"
};
static const char * const nfi2x_parents[] = {
"clk26m",
"syspll2_d2",
"syspll_d7",
"univpll3_d2",
"syspll2_d4",
"univpll3_d4",
"syspll4_d4",
"clk26m"
};
static const char * const emmc_hclk_parents[] = {
"clk26m",
"syspll1_d2",
"syspll1_d4",
"syspll2_d2"
};
static const char * const flash_parents[] = {
"clk26m_d8",
"clk26m",
"syspll2_d8",
"syspll3_d4",
"univpll3_d4",
"syspll4_d2",
"syspll2_d4",
"univpll2_d4"
};
static const char * const di_parents[] = {
"clk26m",
"tvd2pll_ck",
"tvd2pll_d2",
"clk26m"
};
static const char * const nr_osd_parents[] = {
"clk26m",
"vencpll_ck",
"syspll1_d2",
"syspll1_d4",
"univpll_d5",
"univpll1_d2",
"univpll2_d2",
"dmpll_ck"
};
static const char * const hdmirx_bist_parents[] = {
"clk26m",
"syspll_d3",
"clk26m",
"syspll1_d16",
"syspll4_d2",
"syspll1_d4",
"vencpll_ck",
"clk26m"
};
static const char * const intdir_parents[] = {
"clk26m",
"mmpll_ck",
"syspll_d2",
"univpll_d2"
};
static const char * const asm_parents[] = {
"clk26m",
"univpll2_d4",
"univpll2_d2",
"syspll_d5"
};
static const char * const ms_card_parents[] = {
"clk26m",
"univpll3_d8",
"syspll4_d4"
};
static const char * const ethif_parents[] = {
"clk26m",
"syspll1_d2",
"syspll_d5",
"syspll1_d4",
"univpll_d5",
"univpll1_d2",
"dmpll_ck",
"dmpll_d2"
};
static const char * const hdmirx_parents[] = {
"clk26m",
"univpll_d52"
};
static const char * const cmsys_parents[] = {
"clk26m",
"syspll1_d2",
"univpll1_d2",
"univpll_d5",
"syspll_d5",
"syspll2_d2",
"syspll1_d4",
"syspll3_d2",
"syspll2_d4",
"syspll1_d8",
"clk26m",
"clk26m",
"clk26m",
"clk26m",
"clk26m"
};
static const char * const clk_8bdac_parents[] = {
"32k_internal",
"8bdac_ck",
"clk26m",
"clk26m"
};
static const char * const aud2dvd_parents[] = {
"a1sys_hp_ck",
"a2sys_hp_ck"
};
static const char * const padmclk_parents[] = {
"clk26m",
"univpll_d26",
"univpll_d52",
"univpll_d108",
"univpll2_d8",
"univpll2_d16",
"univpll2_d32"
};
static const char * const aud_mux_parents[] = {
"clk26m",
"aud1pll_98m_ck",
"aud2pll_90m_ck",
"hadds2pll_98m",
"audio_ext1_ck",
"audio_ext2_ck"
};
static const char * const aud_src_parents[] = {
"aud_mux1_sel",
"aud_mux2_sel"
};
static const char * const cpu_parents[] = {
"clk26m",
"armpll",
"mainpll",
"mmpll"
};
static const struct mtk_composite cpu_muxes[] __initconst = {
MUX(CLK_INFRA_CPUSEL, "infra_cpu_sel", cpu_parents, 0x0000, 2, 2),
};
static const struct mtk_composite top_muxes[] = {
MUX_GATE_FLAGS(CLK_TOP_AXI_SEL, "axi_sel", axi_parents,
0x0040, 0, 3, 7, CLK_IS_CRITICAL),
MUX_GATE_FLAGS(CLK_TOP_MEM_SEL, "mem_sel", mem_parents,
0x0040, 8, 1, 15, CLK_IS_CRITICAL),
MUX_GATE_FLAGS(CLK_TOP_DDRPHYCFG_SEL, "ddrphycfg_sel",
ddrphycfg_parents, 0x0040, 16, 1, 23, CLK_IS_CRITICAL),
MUX_GATE(CLK_TOP_MM_SEL, "mm_sel", mm_parents,
0x0040, 24, 3, 31),
MUX_GATE(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents,
0x0050, 0, 2, 7),
MUX_GATE(CLK_TOP_VDEC_SEL, "vdec_sel", vdec_parents,
0x0050, 8, 4, 15),
MUX_GATE(CLK_TOP_MFG_SEL, "mfg_sel", mfg_parents,
0x0050, 16, 3, 23),
MUX_GATE(CLK_TOP_CAMTG_SEL, "camtg_sel", camtg_parents,
0x0050, 24, 3, 31),
MUX_GATE(CLK_TOP_UART_SEL, "uart_sel", uart_parents,
0x0060, 0, 1, 7),
MUX_GATE(CLK_TOP_SPI0_SEL, "spi0_sel", spi_parents,
0x0060, 8, 3, 15),
MUX_GATE(CLK_TOP_USB20_SEL, "usb20_sel", usb20_parents,
0x0060, 16, 2, 23),
MUX_GATE(CLK_TOP_MSDC30_0_SEL, "msdc30_0_sel", msdc30_parents,
0x0060, 24, 3, 31),
MUX_GATE(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", msdc30_parents,
0x0070, 0, 3, 7),
MUX_GATE(CLK_TOP_MSDC30_2_SEL, "msdc30_2_sel", msdc30_parents,
0x0070, 8, 3, 15),
MUX_GATE(CLK_TOP_AUDIO_SEL, "audio_sel", msdc30_parents,
0x0070, 16, 1, 23),
MUX_GATE(CLK_TOP_AUDINTBUS_SEL, "aud_intbus_sel", aud_intbus_parents,
0x0070, 24, 3, 31),
MUX_GATE(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents,
0x0080, 0, 4, 7),
MUX_GATE(CLK_TOP_SCP_SEL, "scp_sel", scp_parents,
0x0080, 8, 2, 15),
MUX_GATE(CLK_TOP_DPI0_SEL, "dpi0_sel", dpi0_parents,
0x0080, 16, 3, 23),
MUX_GATE_FLAGS_2(CLK_TOP_DPI1_SEL, "dpi1_sel", dpi1_parents,
0x0080, 24, 2, 31, 0, CLK_MUX_ROUND_CLOSEST),
MUX_GATE(CLK_TOP_TVE_SEL, "tve_sel", tve_parents,
0x0090, 0, 3, 7),
MUX_GATE(CLK_TOP_HDMI_SEL, "hdmi_sel", hdmi_parents,
0x0090, 8, 2, 15),
MUX_GATE(CLK_TOP_APLL_SEL, "apll_sel", apll_parents,
0x0090, 16, 3, 23),
MUX_GATE_FLAGS(CLK_TOP_RTC_SEL, "rtc_sel", rtc_parents,
0x00A0, 0, 2, 7, CLK_IS_CRITICAL),
MUX_GATE(CLK_TOP_NFI2X_SEL, "nfi2x_sel", nfi2x_parents,
0x00A0, 8, 3, 15),
MUX_GATE(CLK_TOP_EMMC_HCLK_SEL, "emmc_hclk_sel", emmc_hclk_parents,
0x00A0, 24, 2, 31),
MUX_GATE(CLK_TOP_FLASH_SEL, "flash_sel", flash_parents,
0x00B0, 0, 3, 7),
MUX_GATE(CLK_TOP_DI_SEL, "di_sel", di_parents,
0x00B0, 8, 2, 15),
MUX_GATE(CLK_TOP_NR_SEL, "nr_sel", nr_osd_parents,
0x00B0, 16, 3, 23),
MUX_GATE(CLK_TOP_OSD_SEL, "osd_sel", nr_osd_parents,
0x00B0, 24, 3, 31),
MUX_GATE(CLK_TOP_HDMIRX_BIST_SEL, "hdmirx_bist_sel",
hdmirx_bist_parents, 0x00C0, 0, 3, 7),
MUX_GATE(CLK_TOP_INTDIR_SEL, "intdir_sel", intdir_parents,
0x00C0, 8, 2, 15),
MUX_GATE(CLK_TOP_ASM_I_SEL, "asm_i_sel", asm_parents,
0x00C0, 16, 2, 23),
MUX_GATE(CLK_TOP_ASM_M_SEL, "asm_m_sel", asm_parents,
0x00C0, 24, 3, 31),
MUX_GATE(CLK_TOP_ASM_H_SEL, "asm_h_sel", asm_parents,
0x00D0, 0, 2, 7),
MUX_GATE(CLK_TOP_MS_CARD_SEL, "ms_card_sel", ms_card_parents,
0x00D0, 16, 2, 23),
MUX_GATE(CLK_TOP_ETHIF_SEL, "ethif_sel", ethif_parents,
0x00D0, 24, 3, 31),
MUX_GATE(CLK_TOP_HDMIRX26_24_SEL, "hdmirx26_24_sel", hdmirx_parents,
0x00E0, 0, 1, 7),
MUX_GATE(CLK_TOP_MSDC30_3_SEL, "msdc30_3_sel", msdc30_parents,
0x00E0, 8, 3, 15),
MUX_GATE(CLK_TOP_CMSYS_SEL, "cmsys_sel", cmsys_parents,
0x00E0, 16, 4, 23),
MUX_GATE(CLK_TOP_SPI1_SEL, "spi2_sel", spi_parents,
0x00E0, 24, 3, 31),
MUX_GATE(CLK_TOP_SPI2_SEL, "spi1_sel", spi_parents,
0x00F0, 0, 3, 7),
MUX_GATE(CLK_TOP_8BDAC_SEL, "8bdac_sel", clk_8bdac_parents,
0x00F0, 8, 2, 15),
MUX_GATE(CLK_TOP_AUD2DVD_SEL, "aud2dvd_sel", aud2dvd_parents,
0x00F0, 16, 1, 23),
MUX(CLK_TOP_PADMCLK_SEL, "padmclk_sel", padmclk_parents,
0x0100, 0, 3),
MUX(CLK_TOP_AUD_MUX1_SEL, "aud_mux1_sel", aud_mux_parents,
0x012c, 0, 3),
MUX(CLK_TOP_AUD_MUX2_SEL, "aud_mux2_sel", aud_mux_parents,
0x012c, 3, 3),
MUX(CLK_TOP_AUDPLL_MUX_SEL, "audpll_sel", aud_mux_parents,
0x012c, 6, 3),
MUX_GATE(CLK_TOP_AUD_K1_SRC_SEL, "aud_k1_src_sel", aud_src_parents,
0x012c, 15, 1, 23),
MUX_GATE(CLK_TOP_AUD_K2_SRC_SEL, "aud_k2_src_sel", aud_src_parents,
0x012c, 16, 1, 24),
MUX_GATE(CLK_TOP_AUD_K3_SRC_SEL, "aud_k3_src_sel", aud_src_parents,
0x012c, 17, 1, 25),
MUX_GATE(CLK_TOP_AUD_K4_SRC_SEL, "aud_k4_src_sel", aud_src_parents,
0x012c, 18, 1, 26),
MUX_GATE(CLK_TOP_AUD_K5_SRC_SEL, "aud_k5_src_sel", aud_src_parents,
0x012c, 19, 1, 27),
MUX_GATE(CLK_TOP_AUD_K6_SRC_SEL, "aud_k6_src_sel", aud_src_parents,
0x012c, 20, 1, 28),
};
static const struct mtk_clk_divider top_adj_divs[] = {
DIV_ADJ(CLK_TOP_AUD_EXTCK1_DIV, "audio_ext1_ck", "aud_ext1",
0x0120, 0, 8),
DIV_ADJ(CLK_TOP_AUD_EXTCK2_DIV, "audio_ext2_ck", "aud_ext2",
0x0120, 8, 8),
DIV_ADJ(CLK_TOP_AUD_MUX1_DIV, "aud_mux1_div", "aud_mux1_sel",
0x0120, 16, 8),
DIV_ADJ(CLK_TOP_AUD_MUX2_DIV, "aud_mux2_div", "aud_mux2_sel",
0x0120, 24, 8),
DIV_ADJ(CLK_TOP_AUD_K1_SRC_DIV, "aud_k1_src_div", "aud_k1_src_sel",
0x0124, 0, 8),
DIV_ADJ(CLK_TOP_AUD_K2_SRC_DIV, "aud_k2_src_div", "aud_k2_src_sel",
0x0124, 8, 8),
DIV_ADJ(CLK_TOP_AUD_K3_SRC_DIV, "aud_k3_src_div", "aud_k3_src_sel",
0x0124, 16, 8),
DIV_ADJ(CLK_TOP_AUD_K4_SRC_DIV, "aud_k4_src_div", "aud_k4_src_sel",
0x0124, 24, 8),
DIV_ADJ(CLK_TOP_AUD_K5_SRC_DIV, "aud_k5_src_div", "aud_k5_src_sel",
0x0128, 0, 8),
DIV_ADJ(CLK_TOP_AUD_K6_SRC_DIV, "aud_k6_src_div", "aud_k6_src_sel",
0x0128, 8, 8),
};
static const struct mtk_gate_regs top_aud_cg_regs = {
.sta_ofs = 0x012C,
};
#define GATE_TOP_AUD(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &top_aud_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_no_setclr, \
}
static const struct mtk_gate top_clks[] = {
GATE_TOP_AUD(CLK_TOP_AUD_48K_TIMING, "a1sys_hp_ck", "aud_mux1_div",
21),
GATE_TOP_AUD(CLK_TOP_AUD_44K_TIMING, "a2sys_hp_ck", "aud_mux2_div",
22),
GATE_TOP_AUD(CLK_TOP_AUD_I2S1_MCLK, "aud_i2s1_mclk", "aud_k1_src_div",
23),
GATE_TOP_AUD(CLK_TOP_AUD_I2S2_MCLK, "aud_i2s2_mclk", "aud_k2_src_div",
24),
GATE_TOP_AUD(CLK_TOP_AUD_I2S3_MCLK, "aud_i2s3_mclk", "aud_k3_src_div",
25),
GATE_TOP_AUD(CLK_TOP_AUD_I2S4_MCLK, "aud_i2s4_mclk", "aud_k4_src_div",
26),
GATE_TOP_AUD(CLK_TOP_AUD_I2S5_MCLK, "aud_i2s5_mclk", "aud_k5_src_div",
27),
GATE_TOP_AUD(CLK_TOP_AUD_I2S6_MCLK, "aud_i2s6_mclk", "aud_k6_src_div",
28),
};
static int mtk_topckgen_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
void __iomem *base;
struct device_node *node = pdev->dev.of_node;
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base))
return PTR_ERR(base);
clk_data = mtk_alloc_clk_data(CLK_TOP_NR);
mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks),
clk_data);
mtk_clk_register_factors(top_fixed_divs, ARRAY_SIZE(top_fixed_divs),
clk_data);
mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes),
base, &mt2701_clk_lock, clk_data);
mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs),
base, &mt2701_clk_lock, clk_data);
mtk_clk_register_gates(node, top_clks, ARRAY_SIZE(top_clks),
clk_data);
return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
}
static const struct mtk_gate_regs infra_cg_regs = {
.set_ofs = 0x0040,
.clr_ofs = 0x0044,
.sta_ofs = 0x0048,
};
#define GATE_ICG(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &infra_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
static const struct mtk_gate infra_clks[] = {
GATE_ICG(CLK_INFRA_DBG, "dbgclk", "axi_sel", 0),
GATE_ICG(CLK_INFRA_SMI, "smi_ck", "mm_sel", 1),
GATE_ICG(CLK_INFRA_QAXI_CM4, "cm4_ck", "axi_sel", 2),
GATE_ICG(CLK_INFRA_AUD_SPLIN_B, "audio_splin_bck", "hadds2pll_294m", 4),
GATE_ICG(CLK_INFRA_AUDIO, "audio_ck", "clk26m", 5),
GATE_ICG(CLK_INFRA_EFUSE, "efuse_ck", "clk26m", 6),
GATE_ICG(CLK_INFRA_L2C_SRAM, "l2c_sram_ck", "mm_sel", 7),
GATE_ICG(CLK_INFRA_M4U, "m4u_ck", "mem_sel", 8),
GATE_ICG(CLK_INFRA_CONNMCU, "connsys_bus", "wbg_dig_ck_416m", 12),
GATE_ICG(CLK_INFRA_TRNG, "trng_ck", "axi_sel", 13),
GATE_ICG(CLK_INFRA_RAMBUFIF, "rambufif_ck", "mem_sel", 14),
GATE_ICG(CLK_INFRA_CPUM, "cpum_ck", "mem_sel", 15),
GATE_ICG(CLK_INFRA_KP, "kp_ck", "axi_sel", 16),
GATE_ICG(CLK_INFRA_CEC, "cec_ck", "rtc_sel", 18),
GATE_ICG(CLK_INFRA_IRRX, "irrx_ck", "axi_sel", 19),
GATE_ICG(CLK_INFRA_PMICSPI, "pmicspi_ck", "pmicspi_sel", 22),
GATE_ICG(CLK_INFRA_PMICWRAP, "pmicwrap_ck", "axi_sel", 23),
GATE_ICG(CLK_INFRA_DDCCI, "ddcci_ck", "axi_sel", 24),
};
static const struct mtk_fixed_factor infra_fixed_divs[] = {
FACTOR(CLK_INFRA_CLK_13M, "clk13m", "clk26m", 1, 2),
};
static struct clk_onecell_data *infra_clk_data;
static void __init mtk_infrasys_init_early(struct device_node *node)
{
int r, i;
if (!infra_clk_data) {
infra_clk_data = mtk_alloc_clk_data(CLK_INFRA_NR);
for (i = 0; i < CLK_INFRA_NR; i++)
infra_clk_data->clks[i] = ERR_PTR(-EPROBE_DEFER);
}
mtk_clk_register_factors(infra_fixed_divs, ARRAY_SIZE(infra_fixed_divs),
infra_clk_data);
mtk_clk_register_cpumuxes(node, cpu_muxes, ARRAY_SIZE(cpu_muxes),
infra_clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, infra_clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
}
CLK_OF_DECLARE_DRIVER(mtk_infra, "mediatek,mt2701-infracfg",
mtk_infrasys_init_early);
static int mtk_infrasys_init(struct platform_device *pdev)
{
int r, i;
struct device_node *node = pdev->dev.of_node;
if (!infra_clk_data) {
infra_clk_data = mtk_alloc_clk_data(CLK_INFRA_NR);
} else {
for (i = 0; i < CLK_INFRA_NR; i++) {
if (infra_clk_data->clks[i] == ERR_PTR(-EPROBE_DEFER))
infra_clk_data->clks[i] = ERR_PTR(-ENOENT);
}
}
mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
infra_clk_data);
mtk_clk_register_factors(infra_fixed_divs, ARRAY_SIZE(infra_fixed_divs),
infra_clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, infra_clk_data);
if (r)
return r;
mtk_register_reset_controller(node, 2, 0x30);
return 0;
}
static const struct mtk_gate_regs peri0_cg_regs = {
.set_ofs = 0x0008,
.clr_ofs = 0x0010,
.sta_ofs = 0x0018,
};
static const struct mtk_gate_regs peri1_cg_regs = {
.set_ofs = 0x000c,
.clr_ofs = 0x0014,
.sta_ofs = 0x001c,
};
#define GATE_PERI0(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &peri0_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
#define GATE_PERI1(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &peri1_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
static const struct mtk_gate peri_clks[] = {
GATE_PERI0(CLK_PERI_USB0_MCU, "usb0_mcu_ck", "axi_sel", 31),
GATE_PERI0(CLK_PERI_ETH, "eth_ck", "clk26m", 30),
GATE_PERI0(CLK_PERI_SPI0, "spi0_ck", "spi0_sel", 29),
GATE_PERI0(CLK_PERI_AUXADC, "auxadc_ck", "clk26m", 28),
GATE_PERI0(CLK_PERI_I2C3, "i2c3_ck", "clk26m", 27),
GATE_PERI0(CLK_PERI_I2C2, "i2c2_ck", "axi_sel", 26),
GATE_PERI0(CLK_PERI_I2C1, "i2c1_ck", "axi_sel", 25),
GATE_PERI0(CLK_PERI_I2C0, "i2c0_ck", "axi_sel", 24),
GATE_PERI0(CLK_PERI_BTIF, "bitif_ck", "axi_sel", 23),
GATE_PERI0(CLK_PERI_UART3, "uart3_ck", "axi_sel", 22),
GATE_PERI0(CLK_PERI_UART2, "uart2_ck", "axi_sel", 21),
GATE_PERI0(CLK_PERI_UART1, "uart1_ck", "axi_sel", 20),
GATE_PERI0(CLK_PERI_UART0, "uart0_ck", "axi_sel", 19),
GATE_PERI0(CLK_PERI_NLI, "nli_ck", "axi_sel", 18),
GATE_PERI0(CLK_PERI_MSDC50_3, "msdc50_3_ck", "emmc_hclk_sel", 17),
GATE_PERI0(CLK_PERI_MSDC30_3, "msdc30_3_ck", "msdc30_3_sel", 16),
GATE_PERI0(CLK_PERI_MSDC30_2, "msdc30_2_ck", "msdc30_2_sel", 15),
GATE_PERI0(CLK_PERI_MSDC30_1, "msdc30_1_ck", "msdc30_1_sel", 14),
GATE_PERI0(CLK_PERI_MSDC30_0, "msdc30_0_ck", "msdc30_0_sel", 13),
GATE_PERI0(CLK_PERI_AP_DMA, "ap_dma_ck", "axi_sel", 12),
GATE_PERI0(CLK_PERI_USB1, "usb1_ck", "usb20_sel", 11),
GATE_PERI0(CLK_PERI_USB0, "usb0_ck", "usb20_sel", 10),
GATE_PERI0(CLK_PERI_PWM, "pwm_ck", "axi_sel", 9),
GATE_PERI0(CLK_PERI_PWM7, "pwm7_ck", "axisel_d4", 8),
GATE_PERI0(CLK_PERI_PWM6, "pwm6_ck", "axisel_d4", 7),
GATE_PERI0(CLK_PERI_PWM5, "pwm5_ck", "axisel_d4", 6),
GATE_PERI0(CLK_PERI_PWM4, "pwm4_ck", "axisel_d4", 5),
GATE_PERI0(CLK_PERI_PWM3, "pwm3_ck", "axisel_d4", 4),
GATE_PERI0(CLK_PERI_PWM2, "pwm2_ck", "axisel_d4", 3),
GATE_PERI0(CLK_PERI_PWM1, "pwm1_ck", "axisel_d4", 2),
GATE_PERI0(CLK_PERI_THERM, "therm_ck", "axi_sel", 1),
GATE_PERI0(CLK_PERI_NFI, "nfi_ck", "nfi2x_sel", 0),
GATE_PERI1(CLK_PERI_FCI, "fci_ck", "ms_card_sel", 11),
GATE_PERI1(CLK_PERI_SPI2, "spi2_ck", "spi2_sel", 10),
GATE_PERI1(CLK_PERI_SPI1, "spi1_ck", "spi1_sel", 9),
GATE_PERI1(CLK_PERI_HOST89_DVD, "host89_dvd_ck", "aud2dvd_sel", 8),
GATE_PERI1(CLK_PERI_HOST89_SPI, "host89_spi_ck", "spi0_sel", 7),
GATE_PERI1(CLK_PERI_HOST89_INT, "host89_int_ck", "axi_sel", 6),
GATE_PERI1(CLK_PERI_FLASH, "flash_ck", "nfi2x_sel", 5),
GATE_PERI1(CLK_PERI_NFI_PAD, "nfi_pad_ck", "nfi1x_pad", 4),
GATE_PERI1(CLK_PERI_NFI_ECC, "nfi_ecc_ck", "nfi1x_pad", 3),
GATE_PERI1(CLK_PERI_GCPU, "gcpu_ck", "axi_sel", 2),
GATE_PERI1(CLK_PERI_USB_SLV, "usbslv_ck", "axi_sel", 1),
GATE_PERI1(CLK_PERI_USB1_MCU, "usb1_mcu_ck", "axi_sel", 0),
};
static const char * const uart_ck_sel_parents[] = {
"clk26m",
"uart_sel",
};
static const struct mtk_composite peri_muxs[] = {
MUX(CLK_PERI_UART0_SEL, "uart0_ck_sel", uart_ck_sel_parents,
0x40c, 0, 1),
MUX(CLK_PERI_UART1_SEL, "uart1_ck_sel", uart_ck_sel_parents,
0x40c, 1, 1),
MUX(CLK_PERI_UART2_SEL, "uart2_ck_sel", uart_ck_sel_parents,
0x40c, 2, 1),
MUX(CLK_PERI_UART3_SEL, "uart3_ck_sel", uart_ck_sel_parents,
0x40c, 3, 1),
};
static int mtk_pericfg_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
void __iomem *base;
int r;
struct device_node *node = pdev->dev.of_node;
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base))
return PTR_ERR(base);
clk_data = mtk_alloc_clk_data(CLK_PERI_NR);
mtk_clk_register_gates(node, peri_clks, ARRAY_SIZE(peri_clks),
clk_data);
mtk_clk_register_composites(peri_muxs, ARRAY_SIZE(peri_muxs), base,
&mt2701_clk_lock, clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
return r;
mtk_register_reset_controller(node, 2, 0x0);
return 0;
}
#define MT8590_PLL_FMAX (2000 * MHZ)
#define CON0_MT8590_RST_BAR BIT(27)
#define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, _pd_reg, \
_pd_shift, _tuner_reg, _pcw_reg, _pcw_shift) { \
.id = _id, \
.name = _name, \
.reg = _reg, \
.pwr_reg = _pwr_reg, \
.en_mask = _en_mask, \
.flags = _flags, \
.rst_bar_mask = CON0_MT8590_RST_BAR, \
.fmax = MT8590_PLL_FMAX, \
.pcwbits = _pcwbits, \
.pd_reg = _pd_reg, \
.pd_shift = _pd_shift, \
.tuner_reg = _tuner_reg, \
.pcw_reg = _pcw_reg, \
.pcw_shift = _pcw_shift, \
}
static const struct mtk_pll_data apmixed_plls[] = {
PLL(CLK_APMIXED_ARMPLL, "armpll", 0x200, 0x20c, 0x80000001,
PLL_AO, 21, 0x204, 24, 0x0, 0x204, 0),
PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x210, 0x21c, 0xf0000001,
HAVE_RST_BAR, 21, 0x210, 4, 0x0, 0x214, 0),
PLL(CLK_APMIXED_UNIVPLL, "univpll", 0x220, 0x22c, 0xf3000001,
HAVE_RST_BAR, 7, 0x220, 4, 0x0, 0x224, 14),
PLL(CLK_APMIXED_MMPLL, "mmpll", 0x230, 0x23c, 0x00000001, 0,
21, 0x230, 4, 0x0, 0x234, 0),
PLL(CLK_APMIXED_MSDCPLL, "msdcpll", 0x240, 0x24c, 0x00000001, 0,
21, 0x240, 4, 0x0, 0x244, 0),
PLL(CLK_APMIXED_TVDPLL, "tvdpll", 0x250, 0x25c, 0x00000001, 0,
21, 0x250, 4, 0x0, 0x254, 0),
PLL(CLK_APMIXED_AUD1PLL, "aud1pll", 0x270, 0x27c, 0x00000001, 0,
31, 0x270, 4, 0x0, 0x274, 0),
PLL(CLK_APMIXED_TRGPLL, "trgpll", 0x280, 0x28c, 0x00000001, 0,
31, 0x280, 4, 0x0, 0x284, 0),
PLL(CLK_APMIXED_ETHPLL, "ethpll", 0x290, 0x29c, 0x00000001, 0,
31, 0x290, 4, 0x0, 0x294, 0),
PLL(CLK_APMIXED_VDECPLL, "vdecpll", 0x2a0, 0x2ac, 0x00000001, 0,
31, 0x2a0, 4, 0x0, 0x2a4, 0),
PLL(CLK_APMIXED_HADDS2PLL, "hadds2pll", 0x2b0, 0x2bc, 0x00000001, 0,
31, 0x2b0, 4, 0x0, 0x2b4, 0),
PLL(CLK_APMIXED_AUD2PLL, "aud2pll", 0x2c0, 0x2cc, 0x00000001, 0,
31, 0x2c0, 4, 0x0, 0x2c4, 0),
PLL(CLK_APMIXED_TVD2PLL, "tvd2pll", 0x2d0, 0x2dc, 0x00000001, 0,
21, 0x2d0, 4, 0x0, 0x2d4, 0),
};
static const struct mtk_fixed_factor apmixed_fixed_divs[] = {
FACTOR(CLK_APMIXED_HDMI_REF, "hdmi_ref", "tvdpll", 1, 1),
};
static int mtk_apmixedsys_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
struct device_node *node = pdev->dev.of_node;
clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR);
if (!clk_data)
return -ENOMEM;
mtk_clk_register_plls(node, apmixed_plls, ARRAY_SIZE(apmixed_plls),
clk_data);
mtk_clk_register_factors(apmixed_fixed_divs, ARRAY_SIZE(apmixed_fixed_divs),
clk_data);
return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
}
static const struct of_device_id of_match_clk_mt2701[] = {
{
.compatible = "mediatek,mt2701-topckgen",
.data = mtk_topckgen_init,
}, {
.compatible = "mediatek,mt2701-infracfg",
.data = mtk_infrasys_init,
}, {
.compatible = "mediatek,mt2701-pericfg",
.data = mtk_pericfg_init,
}, {
.compatible = "mediatek,mt2701-apmixedsys",
.data = mtk_apmixedsys_init,
}, {
/* sentinel */
}
};
static int clk_mt2701_probe(struct platform_device *pdev)
{
int (*clk_init)(struct platform_device *);
int r;
clk_init = of_device_get_match_data(&pdev->dev);
if (!clk_init)
return -EINVAL;
r = clk_init(pdev);
if (r)
dev_err(&pdev->dev,
"could not register clock provider: %s: %d\n",
pdev->name, r);
return r;
}
static struct platform_driver clk_mt2701_drv = {
.probe = clk_mt2701_probe,
.driver = {
.name = "clk-mt2701",
.of_match_table = of_match_clk_mt2701,
},
};
static int __init clk_mt2701_init(void)
{
return platform_driver_register(&clk_mt2701_drv);
}
arch_initcall(clk_mt2701_init);
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