[PATCH v2 03/15] clk: mediatek: Add MT8186 topckgen clock support

[Chun-Jie Chen <chun-jie.chen@mediatek.com>]

Add MT8186 topckgen clock controller which provides muxes, dividers
to handle variety clock selection in other IP blocks.

Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com>
Acked-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/clk/mediatek/Makefile              |   2 +-
 drivers/clk/mediatek/clk-mt8186-topckgen.c | 780 +++++++++++++++++++++
 2 files changed, 781 insertions(+), 1 deletion(-)
 create mode 100644 drivers/clk/mediatek/clk-mt8186-topckgen.c

diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 677fa4f0eea2..5685de5254c7 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -71,7 +71,7 @@ obj-$(CONFIG_COMMON_CLK_MT8183_MFGCFG) += clk-mt8183-mfgcfg.o
 obj-$(CONFIG_COMMON_CLK_MT8183_MMSYS) += clk-mt8183-mm.o
 obj-$(CONFIG_COMMON_CLK_MT8183_VDECSYS) += clk-mt8183-vdec.o
 obj-$(CONFIG_COMMON_CLK_MT8183_VENCSYS) += clk-mt8183-venc.o
-obj-$(CONFIG_COMMON_CLK_MT8186) += clk-mt8186-mcu.o
+obj-$(CONFIG_COMMON_CLK_MT8186) += clk-mt8186-mcu.o clk-mt8186-topckgen.o
 obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192.o
 obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o
 obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o
diff --git a/drivers/clk/mediatek/clk-mt8186-topckgen.c b/drivers/clk/mediatek/clk-mt8186-topckgen.c
new file mode 100644
index 000000000000..7c5d90d5b31c
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8186-topckgen.c
@@ -0,0 +1,780 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright (c) 2022 MediaTek Inc.
+// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
+
+#include "clk-mtk.h"
+#include "clk-mux.h"
+
+#include <dt-bindings/clock/mt8186-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+static DEFINE_SPINLOCK(mt8186_clk_lock);
+
+static const struct mtk_fixed_clk top_fixed_clks[] = {
+	FIXED_CLK(CLK_TOP_ULPOSC1, "ulposc1", NULL, 250000000),
+	FIXED_CLK(CLK_TOP_466M_FMEM, "hd_466m_fmem_ck", NULL, 466000000),
+	FIXED_CLK(CLK_TOP_MPLL, "mpll", NULL, 208000000),
+};
+
+static const struct mtk_fixed_factor top_divs[] = {
+	FACTOR(CLK_TOP_MAINPLL_D2, "mainpll_d2", "mainpll", 1, 2),
+	FACTOR(CLK_TOP_MAINPLL_D2_D2, "mainpll_d2_d2", "mainpll_d2", 1, 2),
+	FACTOR(CLK_TOP_MAINPLL_D2_D4, "mainpll_d2_d4", "mainpll_d2", 1, 4),
+	FACTOR(CLK_TOP_MAINPLL_D2_D16, "mainpll_d2_d16", "mainpll_d2", 1, 16),
+	FACTOR(CLK_TOP_MAINPLL_D3, "mainpll_d3", "mainpll", 1, 3),
+	FACTOR(CLK_TOP_MAINPLL_D3_D2, "mainpll_d3_d2", "mainpll_d3", 1, 2),
+	FACTOR(CLK_TOP_MAINPLL_D3_D4, "mainpll_d3_d4", "mainpll_d3", 1, 4),
+	FACTOR(CLK_TOP_MAINPLL_D5, "mainpll_d5", "mainpll", 1, 5),
+	FACTOR(CLK_TOP_MAINPLL_D5_D2, "mainpll_d5_d2", "mainpll_d5", 1, 2),
+	FACTOR(CLK_TOP_MAINPLL_D5_D4, "mainpll_d5_d4", "mainpll_d5", 1, 4),
+	FACTOR(CLK_TOP_MAINPLL_D7, "mainpll_d7", "mainpll", 1, 7),
+	FACTOR(CLK_TOP_MAINPLL_D7_D2, "mainpll_d7_d2", "mainpll_d7", 1, 2),
+	FACTOR(CLK_TOP_MAINPLL_D7_D4, "mainpll_d7_d4", "mainpll_d7", 1, 4),
+	FACTOR(CLK_TOP_UNIVPLL, "univpll", "univ2pll", 1, 2),
+	FACTOR(CLK_TOP_UNIVPLL_D2, "univpll_d2", "univpll", 1, 2),
+	FACTOR(CLK_TOP_UNIVPLL_D2_D2, "univpll_d2_d2", "univpll_d2", 1, 2),
+	FACTOR(CLK_TOP_UNIVPLL_D2_D4, "univpll_d2_d4", "univpll_d2", 1, 4),
+	FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3),
+	FACTOR(CLK_TOP_UNIVPLL_D3_D2, "univpll_d3_d2", "univpll_d3", 1, 2),
+	FACTOR(CLK_TOP_UNIVPLL_D3_D4, "univpll_d3_d4", "univpll_d3", 1, 4),
+	FACTOR(CLK_TOP_UNIVPLL_D3_D8, "univpll_d3_d8", "univpll_d3", 1, 8),
+	FACTOR(CLK_TOP_UNIVPLL_D3_D32, "univpll_d3_d32", "univpll_d3", 1, 32),
+	FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5),
+	FACTOR(CLK_TOP_UNIVPLL_D5_D2, "univpll_d5_d2", "univpll_d5", 1, 2),
+	FACTOR(CLK_TOP_UNIVPLL_D5_D4, "univpll_d5_d4", "univpll_d5", 1, 4),
+	FACTOR(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univpll", 1, 7),
+	FACTOR(CLK_TOP_UNIVPLL_192M, "univpll_192m", "univ2pll", 1, 13),
+	FACTOR(CLK_TOP_UNIVPLL_192M_D4, "univpll_192m_d4", "univpll_192m", 1, 4),
+	FACTOR(CLK_TOP_UNIVPLL_192M_D8, "univpll_192m_d8", "univpll_192m", 1, 8),
+	FACTOR(CLK_TOP_UNIVPLL_192M_D16, "univpll_192m_d16", "univpll_192m", 1, 16),
+	FACTOR(CLK_TOP_UNIVPLL_192M_D32, "univpll_192m_d32", "univpll_192m", 1, 32),
+	FACTOR(CLK_TOP_APLL1_D2, "apll1_d2", "apll1", 1, 2),
+	FACTOR(CLK_TOP_APLL1_D4, "apll1_d4", "apll1", 1, 4),
+	FACTOR(CLK_TOP_APLL1_D8, "apll1_d8", "apll1", 1, 8),
+	FACTOR(CLK_TOP_APLL2_D2, "apll2_d2", "apll2", 1, 2),
+	FACTOR(CLK_TOP_APLL2_D4, "apll2_d4", "apll2", 1, 4),
+	FACTOR(CLK_TOP_APLL2_D8, "apll2_d8", "apll2", 1, 8),
+	FACTOR(CLK_TOP_MMPLL_D2, "mmpll_d2", "mmpll", 1, 2),
+	FACTOR(CLK_TOP_TVDPLL_D2, "tvdpll_d2", "tvdpll", 1, 2),
+	FACTOR(CLK_TOP_TVDPLL_D4, "tvdpll_d4", "tvdpll", 1, 4),
+	FACTOR(CLK_TOP_TVDPLL_D8, "tvdpll_d8", "tvdpll", 1, 8),
+	FACTOR(CLK_TOP_TVDPLL_D16, "tvdpll_d16", "tvdpll", 1, 16),
+	FACTOR(CLK_TOP_TVDPLL_D32, "tvdpll_d32", "tvdpll", 1, 32),
+	FACTOR(CLK_TOP_MSDCPLL_D2, "msdcpll_d2", "msdcpll", 1, 2),
+	FACTOR(CLK_TOP_ULPOSC1_D2, "ulposc1_d2", "ulposc1", 1, 2),
+	FACTOR(CLK_TOP_ULPOSC1_D4, "ulposc1_d4", "ulposc1", 1, 4),
+	FACTOR(CLK_TOP_ULPOSC1_D8, "ulposc1_d8", "ulposc1", 1, 8),
+	FACTOR(CLK_TOP_ULPOSC1_D10, "ulposc1_d10", "ulposc1", 1, 10),
+	FACTOR(CLK_TOP_ULPOSC1_D16, "ulposc1_d16", "ulposc1", 1, 16),
+	FACTOR(CLK_TOP_ULPOSC1_D32, "ulposc1_d32", "ulposc1", 1, 32),
+	FACTOR(CLK_TOP_ADSPPLL_D2, "adsppll_d2", "adsppll", 1, 2),
+	FACTOR(CLK_TOP_ADSPPLL_D4, "adsppll_d4", "adsppll", 1, 4),
+	FACTOR(CLK_TOP_ADSPPLL_D8, "adsppll_d8", "adsppll", 1, 8),
+	FACTOR(CLK_TOP_NNAPLL_D2, "nnapll_d2", "nnapll", 1, 2),
+	FACTOR(CLK_TOP_NNAPLL_D4, "nnapll_d4", "nnapll", 1, 4),
+	FACTOR(CLK_TOP_NNAPLL_D8, "nnapll_d8", "nnapll", 1, 8),
+	FACTOR(CLK_TOP_NNA2PLL_D2, "nna2pll_d2", "nna2pll", 1, 2),
+	FACTOR(CLK_TOP_NNA2PLL_D4, "nna2pll_d4", "nna2pll", 1, 4),
+	FACTOR(CLK_TOP_NNA2PLL_D8, "nna2pll_d8", "nna2pll", 1, 8),
+	FACTOR(CLK_TOP_F_BIST2FPC, "f_bist2fpc_ck", "univpll_d3_d2", 1, 1),
+};
+
+static const char * const axi_parents[] = {
+	"clk26m",
+	"mainpll_d7",
+	"mainpll_d2_d4",
+	"univpll_d7"
+};
+
+static const char * const scp_parents[] = {
+	"clk26m",
+	"mainpll_d2_d4",
+	"mainpll_d5",
+	"mainpll_d2_d2",
+	"mainpll_d3",
+	"univpll_d3"
+};
+
+static const char * const mfg_parents[] = {
+	"clk26m",
+	"mfgpll",
+	"mainpll_d3",
+	"mainpll_d5"
+};
+
+static const char * const camtg_parents[] = {
+	"clk26m",
+	"univpll_192m_d8",
+	"univpll_d3_d8",
+	"univpll_192m_d4",
+	"univpll_d3_d32",
+	"univpll_192m_d16",
+	"univpll_192m_d32"
+};
+
+static const char * const uart_parents[] = {
+	"clk26m",
+	"univpll_d3_d8"
+};
+
+static const char * const spi_parents[] = {
+	"clk26m",
+	"mainpll_d5_d4",
+	"mainpll_d3_d4",
+	"mainpll_d5_d2",
+	"mainpll_d2_d4",
+	"mainpll_d7",
+	"mainpll_d3_d2",
+	"mainpll_d5"
+};
+
+static const char * const msdc5hclk_parents[] = {
+	"clk26m",
+	"mainpll_d2_d2",
+	"mainpll_d7",
+	"mainpll_d3_d2"
+};
+
+static const char * const msdc50_0_parents[] = {
+	"clk26m",
+	"msdcpll",
+	"univpll_d3",
+	"msdcpll_d2",
+	"mainpll_d7",
+	"mainpll_d3_d2",
+	"univpll_d2_d2"
+};
+
+static const char * const msdc30_1_parents[] = {
+	"clk26m",
+	"msdcpll_d2",
+	"univpll_d3_d2",
+	"mainpll_d3_d2",
+	"mainpll_d7"
+};
+
+static const char * const audio_parents[] = {
+	"clk26m",
+	"mainpll_d5_d4",
+	"mainpll_d7_d4",
+	"mainpll_d2_d16"
+};
+
+static const char * const aud_intbus_parents[] = {
+	"clk26m",
+	"mainpll_d2_d4",
+	"mainpll_d7_d2"
+};
+
+static const char * const aud_1_parents[] = {
+	"clk26m",
+	"apll1"
+};
+
+static const char * const aud_2_parents[] = {
+	"clk26m",
+	"apll2"
+};
+
+static const char * const aud_engen1_parents[] = {
+	"clk26m",
+	"apll1_d2",
+	"apll1_d4",
+	"apll1_d8"
+};
+
+static const char * const aud_engen2_parents[] = {
+	"clk26m",
+	"apll2_d2",
+	"apll2_d4",
+	"apll2_d8"
+};
+
+static const char * const disp_pwm_parents[] = {
+	"clk26m",
+	"univpll_d5_d2",
+	"univpll_d3_d4",
+	"ulposc1_d2",
+	"ulposc1_d8"
+};
+
+static const char * const sspm_parents[] = {
+	"clk26m",
+	"mainpll_d2_d2",
+	"mainpll_d3_d2",
+	"mainpll_d5",
+	"mainpll_d3"
+};
+
+static const char * const dxcc_parents[] = {
+	"clk26m",
+	"mainpll_d2_d2",
+	"mainpll_d2_d4"
+};
+
+static const char * const usb_parents[] = {
+	"clk26m",
+	"univpll_d5_d4",
+	"univpll_d5_d2"
+};
+
+static const char * const srck_parents[] = {
+	"clk32k",
+	"clk26m",
+	"ulposc1_d10"
+};
+
+static const char * const spm_parents[] = {
+	"clk32k",
+	"ulposc1_d10",
+	"clk26m",
+	"mainpll_d7_d2"
+};
+
+static const char * const i2c_parents[] = {
+	"clk26m",
+	"univpll_d5_d4",
+	"univpll_d3_d4",
+	"univpll_d5_d2"
+};
+
+static const char * const pwm_parents[] = {
+	"clk26m",
+	"univpll_d3_d8",
+	"univpll_d3_d4",
+	"univpll_d2_d4"
+};
+
+static const char * const seninf_parents[] = {
+	"clk26m",
+	"univpll_d2_d4",
+	"univpll_d2_d2",
+	"univpll_d3_d2"
+};
+
+static const char * const aes_msdcfde_parents[] = {
+	"clk26m",
+	"univpll_d3",
+	"mainpll_d3",
+	"univpll_d2_d2",
+	"mainpll_d2_d2",
+	"mainpll_d2_d4"
+};
+
+static const char * const pwrap_ulposc_parents[] = {
+	"clk26m",
+	"univpll_d5_d4",
+	"ulposc1_d4",
+	"ulposc1_d8",
+	"ulposc1_d10",
+	"ulposc1_d16",
+	"ulposc1_d32"
+};
+
+static const char * const camtm_parents[] = {
+	"clk26m",
+	"univpll_d2_d4",
+	"univpll_d3_d2"
+};
+
+static const char * const venc_parents[] = {
+	"clk26m",
+	"mmpll",
+	"mainpll_d2_d2",
+	"mainpll_d2",
+	"univpll_d3",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"mmpll"
+};
+
+static const char * const isp_parents[] = {
+	"clk26m",
+	"mainpll_d2",
+	"mainpll_d2_d2",
+	"univpll_d3",
+	"mainpll_d3",
+	"mmpll",
+	"univpll_d5",
+	"univpll_d2_d2",
+	"mmpll_d2"
+};
+
+static const char * const dpmaif_parents[] = {
+	"clk26m",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"mainpll_d2_d2",
+	"univpll_d3_d2"
+};
+
+static const char * const vdec_parents[] = {
+	"clk26m",
+	"mainpll_d3",
+	"mainpll_d2_d2",
+	"univpll_d5",
+	"mainpll_d2",
+	"univpll_d3",
+	"univpll_d2_d2"
+};
+
+static const char * const disp_parents[] = {
+	"clk26m",
+	"univpll_d3_d2",
+	"mainpll_d5",
+	"univpll_d5",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"univpll_d3",
+	"mainpll_d2",
+	"mmpll"
+};
+
+static const char * const mdp_parents[] = {
+	"clk26m",
+	"mainpll_d5",
+	"univpll_d5",
+	"mainpll_d2_d2",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"univpll_d3",
+	"mainpll_d2",
+	"mmpll"
+};
+
+static const char * const audio_h_parents[] = {
+	"clk26m",
+	"univpll_d7",
+	"apll1",
+	"apll2"
+};
+
+static const char * const ufs_parents[] = {
+	"clk26m",
+	"mainpll_d7",
+	"univpll_d2_d4",
+	"mainpll_d2_d4"
+};
+
+static const char * const aes_fde_parents[] = {
+	"clk26m",
+	"univpll_d3",
+	"mainpll_d2_d2",
+	"univpll_d5"
+};
+
+static const char * const audiodsp_parents[] = {
+	"clk26m",
+	"ulposc1_d10",
+	"adsppll",
+	"adsppll_d2",
+	"adsppll_d4",
+	"adsppll_d8"
+};
+
+static const char * const dvfsrc_parents[] = {
+	"clk26m",
+	"ulposc1_d10",
+};
+
+static const char * const dsi_occ_parents[] = {
+	"clk26m",
+	"univpll_d3_d2",
+	"mpll",
+	"mainpll_d5"
+};
+
+static const char * const spmi_mst_parents[] = {
+	"clk26m",
+	"univpll_d5_d4",
+	"ulposc1_d4",
+	"ulposc1_d8",
+	"ulposc1_d10",
+	"ulposc1_d16",
+	"ulposc1_d32"
+};
+
+static const char * const spinor_parents[] = {
+	"clk26m",
+	"clk13m",
+	"mainpll_d7_d4",
+	"univpll_d3_d8",
+	"univpll_d5_d4",
+	"mainpll_d7_d2"
+};
+
+static const char * const nna_parents[] = {
+	"clk26m",
+	"univpll_d3_d8",
+	"mainpll_d2_d4",
+	"univpll_d3_d2",
+	"mainpll_d2_d2",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"univpll_d3",
+	"mmpll",
+	"mainpll_d2",
+	"univpll_d2",
+	"nnapll_d2",
+	"nnapll_d4",
+	"nnapll_d8",
+	"nnapll",
+	"nna2pll"
+};
+
+static const char * const nna2_parents[] = {
+	"clk26m",
+	"univpll_d3_d8",
+	"mainpll_d2_d4",
+	"univpll_d3_d2",
+	"mainpll_d2_d2",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"univpll_d3",
+	"mmpll",
+	"mainpll_d2",
+	"univpll_d2",
+	"nna2pll_d2",
+	"nna2pll_d4",
+	"nna2pll_d8",
+	"nnapll",
+	"nna2pll"
+};
+
+static const char * const ssusb_parents[] = {
+	"clk26m",
+	"univpll_d5_d4",
+	"univpll_d5_d2"
+};
+
+static const char * const wpe_parents[] = {
+	"clk26m",
+	"univpll_d3_d2",
+	"mainpll_d5",
+	"univpll_d5",
+	"univpll_d2_d2",
+	"mainpll_d3",
+	"univpll_d3",
+	"mainpll_d2",
+	"mmpll"
+};
+
+static const char * const dpi_parents[] = {
+	"clk26m",
+	"tvdpll",
+	"tvdpll_d2",
+	"tvdpll_d4",
+	"tvdpll_d8",
+	"tvdpll_d16",
+	"tvdpll_d32"
+};
+
+static const char * const u3_occ_250m_parents[] = {
+	"clk26m",
+	"univpll_d5"
+};
+
+static const char * const u3_occ_500m_parents[] = {
+	"clk26m",
+	"nna2pll_d2"
+};
+
+static const char * const adsp_bus_parents[] = {
+	"clk26m",
+	"ulposc1_d2",
+	"mainpll_d5",
+	"mainpll_d2_d2",
+	"mainpll_d3",
+	"mainpll_d2",
+	"univpll_d3"
+};
+
+static const char * const apll_mck_parents[] = {
+	"top_aud_1",
+	"top_aud_2"
+};
+
+static const struct mtk_mux top_mtk_muxes[] = {
+	/*
+	 * CLK_CFG_0
+	 * top_axi is bus clock, should not be closed by Linux.
+	 * top_scp is main clock in always-on co-processor.
+	 */
+	MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_AXI, "top_axi", axi_parents,
+				   0x0040, 0x0044, 0x0048, 0, 2, 7, 0x0004, 0,
+				   CLK_IS_CRITICAL),
+	MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SCP, "top_scp", scp_parents,
+				   0x0040, 0x0044, 0x0048, 8, 3, 15, 0x0004, 1,
+				   CLK_IS_CRITICAL),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_MFG, "top_mfg",
+		mfg_parents, 0x0040, 0x0044, 0x0048, 16, 2, 23, 0x0004, 2),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG, "top_camtg",
+		camtg_parents, 0x0040, 0x0044, 0x0048, 24, 3, 31, 0x0004, 3),
+	/* CLK_CFG_1 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG1, "top_camtg1",
+		camtg_parents, 0x0050, 0x0054, 0x0058, 0, 3, 7, 0x0004, 4),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG2, "top_camtg2",
+		camtg_parents, 0x0050, 0x0054, 0x0058, 8, 3, 15, 0x0004, 5),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG3, "top_camtg3",
+		camtg_parents, 0x0050, 0x0054, 0x0058, 16, 3, 23, 0x0004, 6),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG4, "top_camtg4",
+		camtg_parents, 0x0050, 0x0054, 0x0058, 24, 3, 31, 0x0004, 7),
+	/* CLK_CFG_2 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG5, "top_camtg5",
+		camtg_parents, 0x0060, 0x0064, 0x0068, 0, 3, 7, 0x0004, 8),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTG6, "top_camtg6",
+		camtg_parents, 0x0060, 0x0064, 0x0068, 8, 3, 15, 0x0004, 9),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_UART, "top_uart",
+		uart_parents, 0x0060, 0x0064, 0x0068, 16, 1, 23, 0x0004, 10),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SPI, "top_spi",
+		spi_parents, 0x0060, 0x0064, 0x0068, 24, 3, 31, 0x0004, 11),
+	/* CLK_CFG_3 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0_HCLK, "top_msdc5hclk",
+		msdc5hclk_parents, 0x0070, 0x0074, 0x0078, 0, 2, 7, 0x0004, 12),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC50_0, "top_msdc50_0",
+		msdc50_0_parents, 0x0070, 0x0074, 0x0078, 8, 3, 15, 0x0004, 13),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_MSDC30_1, "top_msdc30_1",
+		msdc30_1_parents, 0x0070, 0x0074, 0x0078, 16, 3, 23, 0x0004, 14),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDIO, "top_audio",
+		audio_parents, 0x0070, 0x0074, 0x0078, 24, 2, 31, 0x0004, 15),
+	/* CLK_CFG_4 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_INTBUS, "top_aud_intbus",
+		aud_intbus_parents, 0x0080, 0x0084, 0x0088, 0, 2, 7, 0x0004, 16),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_1, "top_aud_1",
+		aud_1_parents, 0x0080, 0x0084, 0x0088, 8, 1, 15, 0x0004, 17),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_2, "top_aud_2",
+		aud_2_parents, 0x0080, 0x0084, 0x0088, 16, 1, 23, 0x0004, 18),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_ENGEN1, "top_aud_engen1",
+		aud_engen1_parents, 0x0080, 0x0084, 0x0088, 24, 2, 31, 0x0004, 19),
+	/*
+	 * CLK_CFG_5
+	 * top_sspm is main clock in always-on co-processor, should not be closed
+	 * in Linux.
+	 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUD_ENGEN2, "top_aud_engen2",
+		aud_engen2_parents, 0x0090, 0x0094, 0x0098, 0, 2, 7, 0x0004, 20),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_DISP_PWM, "top_disp_pwm",
+		disp_pwm_parents, 0x0090, 0x0094, 0x0098, 8, 3, 15, 0x0004, 21),
+	MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SSPM, "top_sspm", sspm_parents,
+				   0x0090, 0x0094, 0x0098, 16, 3, 23, 0x0004, 22,
+				   CLK_IS_CRITICAL),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_DXCC, "top_dxcc",
+		dxcc_parents, 0x0090, 0x0094, 0x0098, 24, 2, 31, 0x0004, 23),
+	/*
+	 * CLK_CFG_6
+	 * top_spm and top_srck are main clocks in always-on co-processor.
+	 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_USB_TOP, "top_usb",
+		usb_parents, 0x00a0, 0x00a4, 0x00a8, 0, 2, 7, 0x0004, 24),
+	MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SRCK, "top_srck", srck_parents,
+				   0x00a0, 0x00a4, 0x00a8, 8, 2, 15, 0x0004, 25,
+				   CLK_IS_CRITICAL),
+	MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_SPM, "top_spm", spm_parents,
+				   0x00a0, 0x00a4, 0x00a8, 16, 2, 23, 0x0004, 26,
+				   CLK_IS_CRITICAL),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_I2C, "top_i2c",
+		i2c_parents, 0x00a0, 0x00a4, 0x00a8, 24, 2, 31, 0x0004, 27),
+	/* CLK_CFG_7 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_PWM, "top_pwm",
+		pwm_parents, 0x00b0, 0x00b4, 0x00b8, 0, 2, 7, 0x0004, 28),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SENINF, "top_seninf",
+		seninf_parents, 0x00b0, 0x00b4, 0x00b8, 8, 2, 15, 0x0004, 29),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SENINF1, "top_seninf1",
+		seninf_parents, 0x00b0, 0x00b4, 0x00b8, 16, 2, 23, 0x0004, 30),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SENINF2, "top_seninf2",
+		seninf_parents, 0x00b0, 0x00b4, 0x00b8, 24, 2, 31, 0x0008, 0),
+	/* CLK_CFG_8 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SENINF3, "top_seninf3",
+		seninf_parents, 0x00c0, 0x00c4, 0x00c8, 0, 2, 7, 0x0008, 1),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AES_MSDCFDE, "top_aes_msdcfde",
+		aes_msdcfde_parents, 0x00c0, 0x00c4, 0x00c8, 8, 3, 15, 0x0008, 2),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_PWRAP_ULPOSC, "top_pwrap_ulposc",
+		pwrap_ulposc_parents, 0x00c0, 0x00c4, 0x00c8, 16, 3, 23, 0x0008, 3),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAMTM, "top_camtm",
+		camtm_parents, 0x00c0, 0x00c4, 0x00c8, 24, 2, 31, 0x0008, 4),
+	/* CLK_CFG_9 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_VENC, "top_venc",
+		venc_parents, 0x00d0, 0x00d4, 0x00d8, 0, 3, 7, 0x0008, 5),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_CAM, "top_cam",
+		isp_parents, 0x00d0, 0x00d4, 0x00d8, 8, 4, 15, 0x0008, 6),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_IMG1, "top_img1",
+		isp_parents, 0x00d0, 0x00d4, 0x00d8, 16, 4, 23, 0x0008, 7),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_IPE, "top_ipe",
+		isp_parents, 0x00d0, 0x00d4, 0x00d8, 24, 4, 31, 0x0008, 8),
+	/* CLK_CFG_10 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_DPMAIF, "top_dpmaif",
+		dpmaif_parents, 0x00e0, 0x00e4, 0x00e8, 0, 3, 7, 0x0008, 9),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_VDEC, "top_vdec",
+		vdec_parents, 0x00e0, 0x00e4, 0x00e8, 8, 3, 15, 0x0008, 10),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_DISP, "top_disp",
+		disp_parents, 0x00e0, 0x00e4, 0x00e8, 16, 4, 23, 0x0008, 11),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_MDP, "top_mdp",
+		mdp_parents, 0x00e0, 0x00e4, 0x00e8, 24, 4, 31, 0x0008, 12),
+	/* CLK_CFG_11 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDIO_H, "top_audio_h",
+		audio_h_parents, 0x00ec, 0x00f0, 0x00f4, 0, 2, 7, 0x0008, 13),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_UFS, "top_ufs",
+		ufs_parents, 0x00ec, 0x00f0, 0x00f4, 8, 2, 15, 0x0008, 14),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AES_FDE, "top_aes_fde",
+		aes_fde_parents, 0x00ec, 0x00f0, 0x00f4, 16, 2, 23, 0x0008, 15),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_AUDIODSP, "top_audiodsp",
+		audiodsp_parents, 0x00ec, 0x00f0, 0x00f4, 24, 3, 31, 0x0008, 16),
+	/*
+	 * CLK_CFG_12
+	 * dvfsrc is for internal DVFS usage, should not be closed in Linux.
+	 */
+	MUX_GATE_CLR_SET_UPD_FLAGS(CLK_TOP_DVFSRC, "top_dvfsrc", dvfsrc_parents,
+				   0x0100, 0x0104, 0x0108, 0, 1, 7, 0x0008, 17,
+				   CLK_IS_CRITICAL),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_DSI_OCC, "top_dsi_occ",
+		dsi_occ_parents, 0x0100, 0x0104, 0x0108, 8, 2, 15, 0x0008, 18),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SPMI_MST, "top_spmi_mst",
+		spmi_mst_parents, 0x0100, 0x0104, 0x0108, 16, 3, 23, 0x0008, 19),
+	/* CLK_CFG_13 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SPINOR, "top_spinor",
+		spinor_parents, 0x0110, 0x0114, 0x0118, 0, 3, 6, 0x0008, 20),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_NNA, "top_nna",
+		nna_parents, 0x0110, 0x0114, 0x0118, 7, 4, 14, 0x0008, 21),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_NNA1, "top_nna1",
+		nna_parents, 0x0110, 0x0114, 0x0118, 15, 4, 22, 0x0008, 22),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_NNA2, "top_nna2",
+		nna2_parents, 0x0110, 0x0114, 0x0118, 23, 4, 30, 0x0008, 23),
+	/* CLK_CFG_14 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SSUSB_XHCI, "top_ssusb_xhci",
+		ssusb_parents, 0x0120, 0x0124, 0x0128, 0, 2, 5, 0x0008, 24),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SSUSB_TOP_1P, "top_ssusb_1p",
+		ssusb_parents, 0x0120, 0x0124, 0x0128, 6, 2, 11, 0x0008, 25),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_SSUSB_XHCI_1P, "top_ssusb_xhci_1p",
+		ssusb_parents, 0x0120, 0x0124, 0x0128, 12, 2, 17, 0x0008, 26),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_WPE, "top_wpe",
+		wpe_parents, 0x0120, 0x0124, 0x0128, 18, 4, 25, 0x0008, 27),
+	/* CLK_CFG_15 */
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_DPI, "top_dpi",
+		dpi_parents, 0x0180, 0x0184, 0x0188, 0, 3, 6, 0x0008, 28),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_U3_OCC_250M, "top_u3_occ_250m",
+		u3_occ_250m_parents, 0x0180, 0x0184, 0x0188, 7, 1, 11, 0x0008, 29),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_U3_OCC_500M, "top_u3_occ_500m",
+		u3_occ_500m_parents, 0x0180, 0x0184, 0x0188, 12, 1, 16, 0x0008, 30),
+	MUX_GATE_CLR_SET_UPD(CLK_TOP_ADSP_BUS, "top_adsp_bus",
+		adsp_bus_parents, 0x0180, 0x0184, 0x0188, 17, 3, 23, 0x0008, 31),
+};
+
+static struct mtk_composite top_muxes[] = {
+	/* CLK_AUDDIV_0 */
+	MUX(CLK_TOP_APLL_I2S0_MCK_SEL, "apll_i2s0_mck_sel", apll_mck_parents, 0x0320, 16, 1),
+	MUX(CLK_TOP_APLL_I2S1_MCK_SEL, "apll_i2s1_mck_sel", apll_mck_parents, 0x0320, 17, 1),
+	MUX(CLK_TOP_APLL_I2S2_MCK_SEL, "apll_i2s2_mck_sel", apll_mck_parents, 0x0320, 18, 1),
+	MUX(CLK_TOP_APLL_I2S4_MCK_SEL, "apll_i2s4_mck_sel", apll_mck_parents, 0x0320, 19, 1),
+	MUX(CLK_TOP_APLL_TDMOUT_MCK_SEL, "apll_tdmout_mck_sel", apll_mck_parents,
+		0x0320, 20, 1),
+};
+
+static const struct mtk_composite top_adj_divs[] = {
+	DIV_GATE(CLK_TOP_APLL12_CK_DIV0, "apll12_div0", "apll_i2s0_mck_sel",
+			0x0320, 0, 0x0328, 8, 0),
+	DIV_GATE(CLK_TOP_APLL12_CK_DIV1, "apll12_div1", "apll_i2s1_mck_sel",
+			0x0320, 1, 0x0328, 8, 8),
+	DIV_GATE(CLK_TOP_APLL12_CK_DIV2, "apll12_div2", "apll_i2s2_mck_sel",
+			0x0320, 2, 0x0328, 8, 16),
+	DIV_GATE(CLK_TOP_APLL12_CK_DIV4, "apll12_div4", "apll_i2s4_mck_sel",
+			0x0320, 3, 0x0328, 8, 24),
+	DIV_GATE(CLK_TOP_APLL12_CK_DIV_TDMOUT_M, "apll12_div_tdmout_m", "apll_tdmout_mck_sel",
+			0x0320, 4, 0x0334, 8, 0),
+};
+
+static const struct of_device_id of_match_clk_mt8186_topck[] = {
+	{ .compatible = "mediatek,mt8186-topckgen", },
+	{}
+};
+
+static int clk_mt8186_topck_probe(struct platform_device *pdev)
+{
+	struct clk_onecell_data *clk_data;
+	struct device_node *node = pdev->dev.of_node;
+	int r;
+	void __iomem *base;
+
+	clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);
+	if (!clk_data)
+		return -ENOMEM;
+
+	base = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(base)) {
+		r = PTR_ERR(base);
+		goto free_top_data;
+	}
+
+	r = mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks),
+					clk_data);
+	if (r)
+		goto free_top_data;
+
+	r = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
+	if (r)
+		goto unregister_fixed_clks;
+
+	r = mtk_clk_register_muxes(top_mtk_muxes, ARRAY_SIZE(top_mtk_muxes), node,
+				   &mt8186_clk_lock, clk_data);
+	if (r)
+		goto unregister_factors;
+
+	r = mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base,
+					&mt8186_clk_lock, clk_data);
+	if (r)
+		goto unregister_muxes;
+
+	r = mtk_clk_register_composites(top_adj_divs, ARRAY_SIZE(top_adj_divs), base,
+					&mt8186_clk_lock, clk_data);
+	if (r)
+		goto unregister_composite_muxes;
+
+	r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+	if (r)
+		goto unregister_composite_divs;;
+
+	platform_set_drvdata(pdev, clk_data);
+
+	return r;
+
+unregister_composite_divs:
+	mtk_clk_unregister_composites(top_adj_divs, ARRAY_SIZE(top_adj_divs), clk_data);
+unregister_composite_muxes:
+	mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data);
+unregister_muxes:
+	mtk_clk_unregister_muxes(top_mtk_muxes, ARRAY_SIZE(top_mtk_muxes), clk_data);
+unregister_factors:
+	mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
+unregister_fixed_clks:
+	mtk_clk_unregister_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), clk_data);
+free_top_data:
+	mtk_free_clk_data(clk_data);
+	return r;
+}
+
+static int clk_mt8186_topck_remove(struct platform_device *pdev)
+{
+	struct clk_onecell_data *clk_data = platform_get_drvdata(pdev);
+	struct device_node *node = pdev->dev.of_node;
+
+	of_clk_del_provider(node);
+	mtk_clk_unregister_composites(top_adj_divs, ARRAY_SIZE(top_adj_divs), clk_data);
+	mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data);
+	mtk_clk_unregister_muxes(top_mtk_muxes, ARRAY_SIZE(top_mtk_muxes), clk_data);
+	mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
+	mtk_clk_unregister_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), clk_data);
+	mtk_free_clk_data(clk_data);
+
+	return 0;
+}
+
+static struct platform_driver clk_mt8186_topck_drv = {
+	.probe = clk_mt8186_topck_probe,
+	.remove = clk_mt8186_topck_remove,
+	.driver = {
+		.name = "clk-mt8186-topck",
+		.of_match_table = of_match_clk_mt8186_topck,
+	},
+};
+builtin_platform_driver(clk_mt8186_topck_drv);
-- 
2.18.0