[PATCH v8 06/10] clk: mediatek: Add MT2701 clock support
Erin Lo
erin.lo at mediatek.com
Mon May 16 22:05:07 PDT 2016
From: Shunli Wang <shunli.wang at mediatek.com>
Add MT2701 clock support, include topckgen, apmixedsys,
infracfg, pericfg and subsystem clocks.
Signed-off-by: Shunli Wang <shunli.wang at mediatek.com>
Signed-off-by: James Liao <jamesjj.liao at mediatek.com>
Tested-by: John Crispin <blogic at openwrt.org>
---
drivers/clk/mediatek/Kconfig | 50 ++
drivers/clk/mediatek/Makefile | 7 +
drivers/clk/mediatek/clk-gate.c | 52 ++
drivers/clk/mediatek/clk-gate.h | 2 +
drivers/clk/mediatek/clk-mt2701-bdp.c | 140 +++++
drivers/clk/mediatek/clk-mt2701-eth.c | 82 +++
drivers/clk/mediatek/clk-mt2701-hif.c | 79 +++
drivers/clk/mediatek/clk-mt2701-img.c | 82 +++
drivers/clk/mediatek/clk-mt2701-mm.c | 125 ++++
drivers/clk/mediatek/clk-mt2701-vdec.c | 93 +++
drivers/clk/mediatek/clk-mt2701.c | 1033 ++++++++++++++++++++++++++++++++
drivers/clk/mediatek/clk-mtk.c | 40 ++
drivers/clk/mediatek/clk-mtk.h | 52 +-
drivers/clk/mediatek/clk-pll.c | 1 +
14 files changed, 1833 insertions(+), 5 deletions(-)
create mode 100644 drivers/clk/mediatek/clk-mt2701-bdp.c
create mode 100644 drivers/clk/mediatek/clk-mt2701-eth.c
create mode 100644 drivers/clk/mediatek/clk-mt2701-hif.c
create mode 100644 drivers/clk/mediatek/clk-mt2701-img.c
create mode 100644 drivers/clk/mediatek/clk-mt2701-mm.c
create mode 100644 drivers/clk/mediatek/clk-mt2701-vdec.c
create mode 100644 drivers/clk/mediatek/clk-mt2701.c
diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
index dc224e6..5aa6204 100644
--- a/drivers/clk/mediatek/Kconfig
+++ b/drivers/clk/mediatek/Kconfig
@@ -6,6 +6,56 @@ config COMMON_CLK_MEDIATEK
---help---
Mediatek SoCs' clock support.
+config COMMON_CLK_MT2701
+ bool "Clock driver for Mediatek MT2701"
+ depends on COMMON_CLK
+ select COMMON_CLK_MEDIATEK
+ default ARCH_MEDIATEK
+ ---help---
+ This driver supports Mediatek MT2701 basic clocks.
+
+config COMMON_CLK_MT2701_MMSYS
+ bool "Clock driver for Mediatek MT2701 mmsys"
+ depends on COMMON_CLK
+ select COMMON_CLK_MT2701
+ ---help---
+ This driver supports Mediatek MT2701 mmsys clocks.
+
+config COMMON_CLK_MT2701_IMGSYS
+ bool "Clock driver for Mediatek MT2701 imgsys"
+ depends on COMMON_CLK
+ select COMMON_CLK_MT2701
+ ---help---
+ This driver supports Mediatek MT2701 imgsys clocks.
+
+config COMMON_CLK_MT2701_VDECSYS
+ bool "Clock driver for Mediatek MT2701 vdecsys"
+ depends on COMMON_CLK
+ select COMMON_CLK_MT2701
+ ---help---
+ This driver supports Mediatek MT2701 vdecsys clocks.
+
+config COMMON_CLK_MT2701_HIFSYS
+ bool "Clock driver for Mediatek MT2701 hifsys"
+ depends on COMMON_CLK
+ select COMMON_CLK_MT2701
+ ---help---
+ This driver supports Mediatek MT2701 hifsys clocks.
+
+config COMMON_CLK_MT2701_ETHSYS
+ bool "Clock driver for Mediatek MT2701 ethsys"
+ depends on COMMON_CLK
+ select COMMON_CLK_MT2701
+ ---help---
+ This driver supports Mediatek MT2701 ethsys clocks.
+
+config COMMON_CLK_MT2701_BDPSYS
+ bool "Clock driver for Mediatek MT2701 bdpsys"
+ depends on COMMON_CLK
+ select COMMON_CLK_MT2701
+ ---help---
+ This driver supports Mediatek MT2701 bdpsys clocks.
+
config COMMON_CLK_MT8135
bool "Clock driver for Mediatek MT8135"
depends on COMMON_CLK
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 32e7222..19ae7ef 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -1,4 +1,11 @@
obj-$(CONFIG_COMMON_CLK_MEDIATEK) += clk-mtk.o clk-pll.o clk-gate.o clk-apmixed.o
obj-$(CONFIG_RESET_CONTROLLER) += reset.o
+obj-$(CONFIG_COMMON_CLK_MT2701) += clk-mt2701.o
+obj-$(CONFIG_COMMON_CLK_MT2701_BDPSYS) += clk-mt2701-bdp.o
+obj-$(CONFIG_COMMON_CLK_MT2701_ETHSYS) += clk-mt2701-eth.o
+obj-$(CONFIG_COMMON_CLK_MT2701_HIFSYS) += clk-mt2701-hif.o
+obj-$(CONFIG_COMMON_CLK_MT2701_IMGSYS) += clk-mt2701-img.o
+obj-$(CONFIG_COMMON_CLK_MT2701_MMSYS) += clk-mt2701-mm.o
+obj-$(CONFIG_COMMON_CLK_MT2701_VDECSYS) += clk-mt2701-vdec.o
obj-$(CONFIG_COMMON_CLK_MT8135) += clk-mt8135.o
obj-$(CONFIG_COMMON_CLK_MT8173) += clk-mt8173.o
diff --git a/drivers/clk/mediatek/clk-gate.c b/drivers/clk/mediatek/clk-gate.c
index d8787bf..934bf0e 100644
--- a/drivers/clk/mediatek/clk-gate.c
+++ b/drivers/clk/mediatek/clk-gate.c
@@ -61,6 +61,22 @@ static void mtk_cg_clr_bit(struct clk_hw *hw)
regmap_write(cg->regmap, cg->clr_ofs, BIT(cg->bit));
}
+static void mtk_cg_set_bit_no_setclr(struct clk_hw *hw)
+{
+ struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
+ u32 cgbit = BIT(cg->bit);
+
+ regmap_update_bits(cg->regmap, cg->sta_ofs, cgbit, cgbit);
+}
+
+static void mtk_cg_clr_bit_no_setclr(struct clk_hw *hw)
+{
+ struct mtk_clk_gate *cg = to_mtk_clk_gate(hw);
+ u32 cgbit = BIT(cg->bit);
+
+ regmap_update_bits(cg->regmap, cg->sta_ofs, cgbit, 0);
+}
+
static int mtk_cg_enable(struct clk_hw *hw)
{
mtk_cg_clr_bit(hw);
@@ -85,6 +101,30 @@ static void mtk_cg_disable_inv(struct clk_hw *hw)
mtk_cg_clr_bit(hw);
}
+static int mtk_cg_enable_no_setclr(struct clk_hw *hw)
+{
+ mtk_cg_clr_bit_no_setclr(hw);
+
+ return 0;
+}
+
+static void mtk_cg_disable_no_setclr(struct clk_hw *hw)
+{
+ mtk_cg_set_bit_no_setclr(hw);
+}
+
+static int mtk_cg_enable_inv_no_setclr(struct clk_hw *hw)
+{
+ mtk_cg_set_bit_no_setclr(hw);
+
+ return 0;
+}
+
+static void mtk_cg_disable_inv_no_setclr(struct clk_hw *hw)
+{
+ mtk_cg_clr_bit_no_setclr(hw);
+}
+
const struct clk_ops mtk_clk_gate_ops_setclr = {
.is_enabled = mtk_cg_bit_is_cleared,
.enable = mtk_cg_enable,
@@ -97,6 +137,18 @@ const struct clk_ops mtk_clk_gate_ops_setclr_inv = {
.disable = mtk_cg_disable_inv,
};
+const struct clk_ops mtk_clk_gate_ops_no_setclr = {
+ .is_enabled = mtk_cg_bit_is_cleared,
+ .enable = mtk_cg_enable_no_setclr,
+ .disable = mtk_cg_disable_no_setclr,
+};
+
+const struct clk_ops mtk_clk_gate_ops_no_setclr_inv = {
+ .is_enabled = mtk_cg_bit_is_set,
+ .enable = mtk_cg_enable_inv_no_setclr,
+ .disable = mtk_cg_disable_inv_no_setclr,
+};
+
struct clk *mtk_clk_register_gate(
const char *name,
const char *parent_name,
diff --git a/drivers/clk/mediatek/clk-gate.h b/drivers/clk/mediatek/clk-gate.h
index b182160..72ef89b 100644
--- a/drivers/clk/mediatek/clk-gate.h
+++ b/drivers/clk/mediatek/clk-gate.h
@@ -36,6 +36,8 @@ static inline struct mtk_clk_gate *to_mtk_clk_gate(struct clk_hw *hw)
extern const struct clk_ops mtk_clk_gate_ops_setclr;
extern const struct clk_ops mtk_clk_gate_ops_setclr_inv;
+extern const struct clk_ops mtk_clk_gate_ops_no_setclr;
+extern const struct clk_ops mtk_clk_gate_ops_no_setclr_inv;
struct clk *mtk_clk_register_gate(
const char *name,
diff --git a/drivers/clk/mediatek/clk-mt2701-bdp.c b/drivers/clk/mediatek/clk-mt2701-bdp.c
new file mode 100644
index 0000000..81f628c
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-bdp.c
@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2701-clk.h>
+
+static const struct mtk_gate_regs bdp0_cg_regs = {
+ .set_ofs = 0x0104,
+ .clr_ofs = 0x0108,
+ .sta_ofs = 0x0100,
+};
+
+static const struct mtk_gate_regs bdp1_cg_regs = {
+ .set_ofs = 0x0114,
+ .clr_ofs = 0x0118,
+ .sta_ofs = 0x0110,
+};
+
+#define GATE_BDP0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &bdp0_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr_inv, \
+ }
+
+#define GATE_BDP1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &bdp1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr_inv, \
+ }
+
+static const struct mtk_gate bdp_clks[] = {
+ GATE_BDP0(CLK_BDP_BRG_BA, "brg_baclk", "mm_sel", 0),
+ GATE_BDP0(CLK_BDP_BRG_DRAM, "brg_dram", "mm_sel", 1),
+ GATE_BDP0(CLK_BDP_LARB_DRAM, "larb_dram", "mm_sel", 2),
+ GATE_BDP0(CLK_BDP_WR_VDI_PXL, "wr_vdi_pxl", "hdmi_0_deep340m", 3),
+ GATE_BDP0(CLK_BDP_WR_VDI_DRAM, "wr_vdi_dram", "mm_sel", 4),
+ GATE_BDP0(CLK_BDP_WR_B, "wr_bclk", "mm_sel", 5),
+ GATE_BDP0(CLK_BDP_DGI_IN, "dgi_in", "dpi1_sel", 6),
+ GATE_BDP0(CLK_BDP_DGI_OUT, "dgi_out", "dpi1_sel", 7),
+ GATE_BDP0(CLK_BDP_FMT_MAST_27, "fmt_mast_27", "dpi1_sel", 8),
+ GATE_BDP0(CLK_BDP_FMT_B, "fmt_bclk", "mm_sel", 9),
+ GATE_BDP0(CLK_BDP_OSD_B, "osd_bclk", "mm_sel", 10),
+ GATE_BDP0(CLK_BDP_OSD_DRAM, "osd_dram", "mm_sel", 11),
+ GATE_BDP0(CLK_BDP_OSD_AGENT, "osd_agent", "osd_sel", 12),
+ GATE_BDP0(CLK_BDP_OSD_PXL, "osd_pxl", "dpi1_sel", 13),
+ GATE_BDP0(CLK_BDP_RLE_B, "rle_bclk", "mm_sel", 14),
+ GATE_BDP0(CLK_BDP_RLE_AGENT, "rle_agent", "mm_sel", 15),
+ GATE_BDP0(CLK_BDP_RLE_DRAM, "rle_dram", "mm_sel", 16),
+ GATE_BDP0(CLK_BDP_F27M, "f27m", "di_sel", 17),
+ GATE_BDP0(CLK_BDP_F27M_VDOUT, "f27m_vdout", "di_sel", 18),
+ GATE_BDP0(CLK_BDP_F27_74_74, "f27_74_74", "di_sel", 19),
+ GATE_BDP0(CLK_BDP_F2FS, "f2fs", "di_sel", 20),
+ GATE_BDP0(CLK_BDP_F2FS74_148, "f2fs74_148", "di_sel", 21),
+ GATE_BDP0(CLK_BDP_FB, "fbclk", "mm_sel", 22),
+ GATE_BDP0(CLK_BDP_VDO_DRAM, "vdo_dram", "mm_sel", 23),
+ GATE_BDP0(CLK_BDP_VDO_2FS, "vdo_2fs", "di_sel", 24),
+ GATE_BDP0(CLK_BDP_VDO_B, "vdo_bclk", "mm_sel", 25),
+ GATE_BDP0(CLK_BDP_WR_DI_PXL, "wr_di_pxl", "di_sel", 26),
+ GATE_BDP0(CLK_BDP_WR_DI_DRAM, "wr_di_dram", "mm_sel", 27),
+ GATE_BDP0(CLK_BDP_WR_DI_B, "wr_di_bclk", "mm_sel", 28),
+ GATE_BDP0(CLK_BDP_NR_PXL, "nr_pxl", "nr_sel", 29),
+ GATE_BDP0(CLK_BDP_NR_DRAM, "nr_dram", "mm_sel", 30),
+ GATE_BDP0(CLK_BDP_NR_B, "nr_bclk", "mm_sel", 31),
+ GATE_BDP1(CLK_BDP_RX_F, "rx_fclk", "hadds2_fbclk", 0),
+ GATE_BDP1(CLK_BDP_RX_X, "rx_xclk", "clk26m", 1),
+ GATE_BDP1(CLK_BDP_RXPDT, "rxpdtclk", "hdmi_0_pix340m", 2),
+ GATE_BDP1(CLK_BDP_RX_CSCL_N, "rx_cscl_n", "clk26m", 3),
+ GATE_BDP1(CLK_BDP_RX_CSCL, "rx_cscl", "clk26m", 4),
+ GATE_BDP1(CLK_BDP_RX_DDCSCL_N, "rx_ddcscl_n", "hdmi_scl_rx", 5),
+ GATE_BDP1(CLK_BDP_RX_DDCSCL, "rx_ddcscl", "hdmi_scl_rx", 6),
+ GATE_BDP1(CLK_BDP_RX_VCO, "rx_vcoclk", "hadds2pll_294m", 7),
+ GATE_BDP1(CLK_BDP_RX_DP, "rx_dpclk", "hdmi_0_pll340m", 8),
+ GATE_BDP1(CLK_BDP_RX_P, "rx_pclk", "hdmi_0_pll340m", 9),
+ GATE_BDP1(CLK_BDP_RX_M, "rx_mclk", "hadds2pll_294m", 10),
+ GATE_BDP1(CLK_BDP_RX_PLL, "rx_pllclk", "hdmi_0_pix340m", 11),
+ GATE_BDP1(CLK_BDP_BRG_RT_B, "brg_rt_bclk", "mm_sel", 12),
+ GATE_BDP1(CLK_BDP_BRG_RT_DRAM, "brg_rt_dram", "mm_sel", 13),
+ GATE_BDP1(CLK_BDP_LARBRT_DRAM, "larbrt_dram", "mm_sel", 14),
+ GATE_BDP1(CLK_BDP_TMDS_SYN, "tmds_syn", "hdmi_0_pll340m", 15),
+ GATE_BDP1(CLK_BDP_HDMI_MON, "hdmi_mon", "hdmi_0_pll340m", 16),
+};
+
+static void mtk_bdpsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_BDP_NR);
+
+ mtk_clk_register_gates(node, bdp_clks, ARRAY_SIZE(bdp_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+static const struct of_device_id of_match_clk_mt2701_bdp[] = {
+ { .compatible = "mediatek,mt2701-bdpsys", },
+ {}
+};
+
+static int clk_mt2701_bdp_probe(struct platform_device *pdev)
+{
+ mtk_bdpsys_init(pdev->dev.of_node);
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_bdp_drv = {
+ .probe = clk_mt2701_bdp_probe,
+ .driver = {
+ .name = "clk-mt2701-bdp",
+ .of_match_table = of_match_clk_mt2701_bdp,
+ },
+};
+
+builtin_platform_driver(clk_mt2701_bdp_drv);
diff --git a/drivers/clk/mediatek/clk-mt2701-eth.c b/drivers/clk/mediatek/clk-mt2701-eth.c
new file mode 100644
index 0000000..22163eb
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-eth.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2701-clk.h>
+
+static const struct mtk_gate_regs eth_cg_regs = {
+ .sta_ofs = 0x0030,
+};
+
+#define GATE_ETH(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = ð_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_no_setclr_inv, \
+ }
+
+static const struct mtk_gate eth_clks[] = {
+ GATE_ETH(CLK_ETHSYS_HSDMA, "hsdma_clk", "ethif_sel", 5),
+ GATE_ETH(CLK_ETHSYS_ESW, "esw_clk", "ethpll_500m_ck", 6),
+ GATE_ETH(CLK_ETHSYS_GP2, "gp2_clk", "trgpll", 7),
+ GATE_ETH(CLK_ETHSYS_GP1, "gp1_clk", "ethpll_500m_ck", 8),
+ GATE_ETH(CLK_ETHSYS_PCM, "pcm_clk", "ethif_sel", 11),
+ GATE_ETH(CLK_ETHSYS_GDMA, "gdma_clk", "ethif_sel", 14),
+ GATE_ETH(CLK_ETHSYS_I2S, "i2s_clk", "ethif_sel", 17),
+ GATE_ETH(CLK_ETHSYS_CRYPTO, "crypto_clk", "ethif_sel", 29),
+};
+
+static void mtk_ethsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_ETHSYS_NR);
+
+ mtk_clk_register_gates(node, eth_clks, ARRAY_SIZE(eth_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+static const struct of_device_id of_match_clk_mt2701_eth[] = {
+ { .compatible = "mediatek,mt2701-ethsys", },
+ {}
+};
+
+static int clk_mt2701_eth_probe(struct platform_device *pdev)
+{
+ mtk_ethsys_init(pdev->dev.of_node);
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_eth_drv = {
+ .probe = clk_mt2701_eth_probe,
+ .driver = {
+ .name = "clk-mt2701-eth",
+ .of_match_table = of_match_clk_mt2701_eth,
+ },
+};
+
+builtin_platform_driver(clk_mt2701_eth_drv);
diff --git a/drivers/clk/mediatek/clk-mt2701-hif.c b/drivers/clk/mediatek/clk-mt2701-hif.c
new file mode 100644
index 0000000..3f6cea2
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-hif.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2701-clk.h>
+
+static const struct mtk_gate_regs hif_cg_regs = {
+ .sta_ofs = 0x0008,
+};
+
+#define GATE_HIF(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &hif_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_no_setclr_inv, \
+ }
+
+static const struct mtk_gate hif_clks[] = {
+ GATE_HIF(CLK_HIFSYS_USB0PHY, "usb0_phy_clk", "ethpll_500m_ck", 21),
+ GATE_HIF(CLK_HIFSYS_USB1PHY, "usb1_phy_clk", "ethpll_500m_ck", 22),
+ GATE_HIF(CLK_HIFSYS_PCIE0, "pcie0_clk", "ethpll_500m_ck", 24),
+ GATE_HIF(CLK_HIFSYS_PCIE1, "pcie1_clk", "ethpll_500m_ck", 25),
+ GATE_HIF(CLK_HIFSYS_PCIE2, "pcie2_clk", "ethpll_500m_ck", 26),
+};
+
+static void mtk_hifsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_HIFSYS_NR);
+
+ mtk_clk_register_gates(node, hif_clks, ARRAY_SIZE(hif_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+static const struct of_device_id of_match_clk_mt2701_hif[] = {
+ { .compatible = "mediatek,mt2701-hifsys", },
+ {}
+};
+
+static int clk_mt2701_hif_probe(struct platform_device *pdev)
+{
+ mtk_hifsys_init(pdev->dev.of_node);
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_hif_drv = {
+ .probe = clk_mt2701_hif_probe,
+ .driver = {
+ .name = "clk-mt2701-hif",
+ .of_match_table = of_match_clk_mt2701_hif,
+ },
+};
+
+builtin_platform_driver(clk_mt2701_hif_drv);
diff --git a/drivers/clk/mediatek/clk-mt2701-img.c b/drivers/clk/mediatek/clk-mt2701-img.c
new file mode 100644
index 0000000..e324079
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-img.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2701-clk.h>
+
+static const struct mtk_gate_regs img_cg_regs = {
+ .set_ofs = 0x0004,
+ .clr_ofs = 0x0008,
+ .sta_ofs = 0x0000,
+};
+
+#define GATE_IMG(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &img_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate img_clks[] = {
+ GATE_IMG(CLK_IMG_SMI_COMM, "img_smi_comm", "mm_sel", 0),
+ GATE_IMG(CLK_IMG_RESZ, "img_resz", "mm_sel", 1),
+ GATE_IMG(CLK_IMG_JPGDEC_SMI, "img_jpgdec_smi", "mm_sel", 5),
+ GATE_IMG(CLK_IMG_JPGDEC, "img_jpgdec", "mm_sel", 6),
+ GATE_IMG(CLK_IMG_VENC_LT, "img_venc_lt", "mm_sel", 8),
+ GATE_IMG(CLK_IMG_VENC, "img_venc", "mm_sel", 9),
+};
+
+static void mtk_imgsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_IMG_NR);
+
+ mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+static const struct of_device_id of_match_clk_mt2701_img[] = {
+ { .compatible = "mediatek,mt2701-imgsys", },
+ {}
+};
+
+static int clk_mt2701_img_probe(struct platform_device *pdev)
+{
+ mtk_imgsys_init(pdev->dev.of_node);
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_img_drv = {
+ .probe = clk_mt2701_img_probe,
+ .driver = {
+ .name = "clk-mt2701-img",
+ .of_match_table = of_match_clk_mt2701_img,
+ },
+};
+
+builtin_platform_driver(clk_mt2701_img_drv);
diff --git a/drivers/clk/mediatek/clk-mt2701-mm.c b/drivers/clk/mediatek/clk-mt2701-mm.c
new file mode 100644
index 0000000..b1711f8
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-mm.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2701-clk.h>
+
+static const struct mtk_gate_regs disp0_cg_regs = {
+ .set_ofs = 0x0104,
+ .clr_ofs = 0x0108,
+ .sta_ofs = 0x0100,
+};
+
+static const struct mtk_gate_regs disp1_cg_regs = {
+ .set_ofs = 0x0114,
+ .clr_ofs = 0x0118,
+ .sta_ofs = 0x0110,
+};
+
+#define GATE_DISP0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &disp0_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+#define GATE_DISP1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &disp1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr, \
+ }
+
+static const struct mtk_gate mm_clks[] = {
+ GATE_DISP0(CLK_MM_SMI_COMMON, "mm_smi_comm", "mm_sel", 0),
+ GATE_DISP0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1),
+ GATE_DISP0(CLK_MM_CMDQ, "mm_cmdq", "mm_sel", 2),
+ GATE_DISP0(CLK_MM_MUTEX, "mm_mutex", "mm_sel", 3),
+ GATE_DISP0(CLK_MM_DISP_COLOR, "mm_disp_color", "mm_sel", 4),
+ GATE_DISP0(CLK_MM_DISP_BLS, "mm_disp_bls", "mm_sel", 5),
+ GATE_DISP0(CLK_MM_DISP_WDMA, "mm_disp_wdma", "mm_sel", 6),
+ GATE_DISP0(CLK_MM_DISP_RDMA, "mm_disp_rdma", "mm_sel", 7),
+ GATE_DISP0(CLK_MM_DISP_OVL, "mm_disp_ovl", "mm_sel", 8),
+ GATE_DISP0(CLK_MM_MDP_TDSHP, "mm_mdp_tdshp", "mm_sel", 9),
+ GATE_DISP0(CLK_MM_MDP_WROT, "mm_mdp_wrot", "mm_sel", 10),
+ GATE_DISP0(CLK_MM_MDP_WDMA, "mm_mdp_wdma", "mm_sel", 11),
+ GATE_DISP0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 12),
+ GATE_DISP0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 13),
+ GATE_DISP0(CLK_MM_MDP_RDMA, "mm_mdp_rdma", "mm_sel", 14),
+ GATE_DISP0(CLK_MM_MDP_BLS_26M, "mm_mdp_bls_26m", "pwm_sel", 15),
+ GATE_DISP0(CLK_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 16),
+ GATE_DISP0(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_sel", 17),
+ GATE_DISP0(CLK_MM_MUTEX_32K, "mm_mutex_32k", "rtc_sel", 18),
+ GATE_DISP0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 19),
+ GATE_DISP0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "mm_sel", 20),
+ GATE_DISP1(CLK_MM_DSI_ENGINE, "mm_dsi_eng", "mm_sel", 0),
+ GATE_DISP1(CLK_MM_DSI_DIG, "mm_dsi_dig", "dsi0_lntc_dsi", 1),
+ GATE_DISP1(CLK_MM_DPI_DIGL, "mm_dpi_digl", "dpi0_sel", 2),
+ GATE_DISP1(CLK_MM_DPI_ENGINE, "mm_dpi_eng", "mm_sel", 3),
+ GATE_DISP1(CLK_MM_DPI1_DIGL, "mm_dpi1_digl", "dpi1_sel", 4),
+ GATE_DISP1(CLK_MM_DPI1_ENGINE, "mm_dpi1_eng", "mm_sel", 5),
+ GATE_DISP1(CLK_MM_TVE_OUTPUT, "mm_tve_output", "tve_sel", 6),
+ GATE_DISP1(CLK_MM_TVE_INPUT, "mm_tve_input", "dpi0_sel", 7),
+ GATE_DISP1(CLK_MM_HDMI_PIXEL, "mm_hdmi_pixel", "dpi1_sel", 8),
+ GATE_DISP1(CLK_MM_HDMI_PLL, "mm_hdmi_pll", "hdmi_sel", 9),
+ GATE_DISP1(CLK_MM_HDMI_AUDIO, "mm_hdmi_audio", "apll_sel", 10),
+ GATE_DISP1(CLK_MM_HDMI_SPDIF, "mm_hdmi_spdif", "apll_sel", 11),
+ GATE_DISP1(CLK_MM_TVE_FMM, "mm_tve_fmm", "mm_sel", 14),
+};
+
+static void mtk_mmsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_MM_NR);
+
+ mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+static const struct of_device_id of_match_clk_mt2701_mm[] = {
+ { .compatible = "mediatek,mt2701-mmsys", },
+ {}
+};
+
+static int clk_mt2701_mm_probe(struct platform_device *pdev)
+{
+ mtk_mmsys_init(pdev->dev.of_node);
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_mm_drv = {
+ .probe = clk_mt2701_mm_probe,
+ .driver = {
+ .name = "clk-mt2701-mm",
+ .of_match_table = of_match_clk_mt2701_mm,
+ },
+};
+
+builtin_platform_driver(clk_mt2701_mm_drv);
diff --git a/drivers/clk/mediatek/clk-mt2701-vdec.c b/drivers/clk/mediatek/clk-mt2701-vdec.c
new file mode 100644
index 0000000..613bb33
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701-vdec.c
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2701-clk.h>
+
+static const struct mtk_gate_regs vdec0_cg_regs = {
+ .set_ofs = 0x0000,
+ .clr_ofs = 0x0004,
+ .sta_ofs = 0x0000,
+};
+
+static const struct mtk_gate_regs vdec1_cg_regs = {
+ .set_ofs = 0x0008,
+ .clr_ofs = 0x000c,
+ .sta_ofs = 0x0008,
+};
+
+#define GATE_VDEC0(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vdec0_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr_inv, \
+ }
+
+#define GATE_VDEC1(_id, _name, _parent, _shift) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .regs = &vdec1_cg_regs, \
+ .shift = _shift, \
+ .ops = &mtk_clk_gate_ops_setclr_inv, \
+ }
+
+static const struct mtk_gate vdec_clks[] = {
+ GATE_VDEC0(CLK_VDEC_CKGEN, "vdec_cken", "vdec_sel", 0),
+ GATE_VDEC1(CLK_VDEC_LARB, "vdec_larb_cken", "mm_sel", 0),
+};
+
+static void mtk_vdecsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_VDEC_NR);
+
+ mtk_clk_register_gates(node, vdec_clks, ARRAY_SIZE(vdec_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+static const struct of_device_id of_match_clk_mt2701_vdec[] = {
+ { .compatible = "mediatek,mt2701-vdecsys", },
+ {}
+};
+
+static int clk_mt2701_vdec_probe(struct platform_device *pdev)
+{
+ mtk_vdecsys_init(pdev->dev.of_node);
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_vdec_drv = {
+ .probe = clk_mt2701_vdec_probe,
+ .driver = {
+ .name = "clk-mt2701-vdec",
+ .of_match_table = of_match_clk_mt2701_vdec,
+ },
+};
+
+builtin_platform_driver(clk_mt2701_vdec_drv);
diff --git a/drivers/clk/mediatek/clk-mt2701.c b/drivers/clk/mediatek/clk-mt2701.c
new file mode 100644
index 0000000..08a2954
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2701.c
@@ -0,0 +1,1033 @@
+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Shunli Wang <shunli.wang at mediatek.com>
+ *
+ * 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.
+ */
+
+#include <linux/clk.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.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(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_HDMITX_CLKDIG_CTS, "hdmitx_dig_cts", "clk26m",
+ 300 * 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),
+};
+
+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 audio_parents[] = {
+ "clk26m",
+ "syspll1_d16"
+};
+
+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 top_muxes[] = {
+ MUX_GATE_FLAGS(CLK_TOP_AXI_SEL, "axi_sel", axi_parents,
+ 0x0040, 0, 3, INVALID_MUX_GATE_BIT, 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(CLK_TOP_DPI1_SEL, "dpi1_sel", dpi1_parents,
+ 0x0080, 24, 2, 31),
+
+ 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 void mtk_topckgen_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ void __iomem *base;
+ int r;
+
+ base = of_iomap(node, 0);
+ if (!base) {
+ pr_err("%s(): ioremap failed\n", __func__);
+ return;
+ }
+
+ 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, &lock, clk_data);
+
+ mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs),
+ base, &lock, clk_data);
+
+ mtk_clk_register_gates(node, top_clks, ARRAY_SIZE(top_clks),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+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);
+
+ 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(mtk_infra, "mediatek,mt2701-infracfg", mtk_infrasys_init_early);
+
+static void mtk_infrasys_init(struct device_node *node)
+{
+ int r, i;
+
+ 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)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+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_PERI1(CLK_PERI_USB0_MCU, "usb0_mcu_ck", "axi_sel", 31),
+ GATE_PERI1(CLK_PERI_ETH, "eth_ck", "clk26m", 30),
+ GATE_PERI1(CLK_PERI_SPI0, "spi0_ck", "spi0_sel", 29),
+ GATE_PERI1(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", "axi_sel", 8),
+ GATE_PERI0(CLK_PERI_PWM6, "pwm6_ck", "axi_sel", 7),
+ GATE_PERI0(CLK_PERI_PWM5, "pwm5_ck", "axi_sel", 6),
+ GATE_PERI0(CLK_PERI_PWM4, "pwm4_ck", "axi_sel", 5),
+ GATE_PERI0(CLK_PERI_PWM3, "pwm3_ck", "axi_sel", 4),
+ GATE_PERI0(CLK_PERI_PWM2, "pwm2_ck", "axi_sel", 3),
+ GATE_PERI0(CLK_PERI_PWM1, "pwm1_ck", "axi_sel", 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 void mtk_pericfg_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ void __iomem *base;
+ int r;
+
+ base = of_iomap(node, 0);
+ if (!base) {
+ pr_err("%s(): ioremap failed\n", __func__);
+ return;
+ }
+
+ 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,
+ &lock, clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+#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 void mtk_apmixedsys_init(struct device_node *node)
+{
+ struct clk_onecell_data *clk_data;
+ int r;
+
+ clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR);
+ if (!clk_data)
+ return;
+
+ mtk_clk_register_plls(node, apmixed_plls, ARRAY_SIZE(apmixed_plls),
+ clk_data);
+
+ r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+ if (r)
+ pr_err("%s(): could not register clock provider: %d\n",
+ __func__, r);
+}
+
+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)
+{
+ void (*clk_init)(struct device_node *);
+ const struct of_device_id *of_id;
+
+ pr_warn("%s():%d: %s\n", __func__, __LINE__, pdev->name);
+
+ of_id = of_match_node(of_match_clk_mt2701, pdev->dev.of_node);
+ if (!of_id || !of_id->data)
+ return -EINVAL;
+
+ clk_init = of_id->data;
+ clk_init(pdev->dev.of_node);
+
+ return 0;
+}
+
+static struct platform_driver clk_mt2701_drv = {
+ .probe = clk_mt2701_probe,
+ .driver = {
+ .name = "clk-mt2701",
+ .owner = THIS_MODULE,
+ .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);
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index bb30f70..6a015a8 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -58,6 +58,9 @@ void mtk_clk_register_fixed_clks(const struct mtk_fixed_clk *clks,
for (i = 0; i < num; i++) {
const struct mtk_fixed_clk *rc = &clks[i];
+ if (!IS_ERR_OR_NULL(clk_data->clks[rc->id]))
+ continue;
+
clk = clk_register_fixed_rate(NULL, rc->name, rc->parent, 0,
rc->rate);
@@ -81,6 +84,9 @@ void mtk_clk_register_factors(const struct mtk_fixed_factor *clks,
for (i = 0; i < num; i++) {
const struct mtk_fixed_factor *ff = &clks[i];
+ if (!IS_ERR_OR_NULL(clk_data->clks[ff->id]))
+ continue;
+
clk = clk_register_fixed_factor(NULL, ff->name, ff->parent_name,
CLK_SET_RATE_PARENT, ff->mult, ff->div);
@@ -116,6 +122,9 @@ int mtk_clk_register_gates(struct device_node *node,
for (i = 0; i < num; i++) {
const struct mtk_gate *gate = &clks[i];
+ if (!IS_ERR_OR_NULL(clk_data->clks[gate->id]))
+ continue;
+
clk = mtk_clk_register_gate(gate->name, gate->parent_name,
regmap,
gate->regs->set_ofs,
@@ -232,6 +241,9 @@ void mtk_clk_register_composites(const struct mtk_composite *mcs,
for (i = 0; i < num; i++) {
const struct mtk_composite *mc = &mcs[i];
+ if (!IS_ERR_OR_NULL(clk_data->clks[mc->id]))
+ continue;
+
clk = mtk_clk_register_composite(mc, base, lock);
if (IS_ERR(clk)) {
@@ -244,3 +256,31 @@ void mtk_clk_register_composites(const struct mtk_composite *mcs,
clk_data->clks[mc->id] = clk;
}
}
+
+void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds,
+ int num, void __iomem *base, spinlock_t *lock,
+ struct clk_onecell_data *clk_data)
+{
+ struct clk *clk;
+ int i;
+
+ for (i = 0; i < num; i++) {
+ const struct mtk_clk_divider *mcd = &mcds[i];
+
+ if (!IS_ERR_OR_NULL(clk_data->clks[mcd->id]))
+ continue;
+
+ clk = clk_register_divider(NULL, mcd->name, mcd->parent_name,
+ mcd->flags, base + mcd->div_reg, mcd->div_shift,
+ mcd->div_width, mcd->clk_divider_flags, lock);
+
+ if (IS_ERR(clk)) {
+ pr_err("Failed to register clk %s: %ld\n",
+ mcd->name, PTR_ERR(clk));
+ continue;
+ }
+
+ if (clk_data)
+ clk_data->clks[mcd->id] = clk;
+ }
+}
diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index 32d2e45..f5d6b70 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -83,7 +83,12 @@ struct mtk_composite {
signed char num_parents;
};
-#define MUX_GATE(_id, _name, _parents, _reg, _shift, _width, _gate) { \
+/*
+ * In case the rate change propagation to parent clocks is undesirable,
+ * this macro allows to specify the clock flags manually.
+ */
+#define MUX_GATE_FLAGS(_id, _name, _parents, _reg, _shift, _width, \
+ _gate, _flags) { \
.id = _id, \
.name = _name, \
.mux_reg = _reg, \
@@ -94,9 +99,17 @@ struct mtk_composite {
.divider_shift = -1, \
.parent_names = _parents, \
.num_parents = ARRAY_SIZE(_parents), \
- .flags = CLK_SET_RATE_PARENT, \
+ .flags = _flags, \
}
+/*
+ * Unless necessary, all MUX_GATE clocks propagate rate changes to their
+ * parent clock by default.
+ */
+#define MUX_GATE(_id, _name, _parents, _reg, _shift, _width, _gate) \
+ MUX_GATE_FLAGS(_id, _name, _parents, _reg, _shift, _width, \
+ _gate, CLK_SET_RATE_PARENT)
+
#define MUX(_id, _name, _parents, _reg, _shift, _width) { \
.id = _id, \
.name = _name, \
@@ -110,7 +123,8 @@ struct mtk_composite {
.flags = CLK_SET_RATE_PARENT, \
}
-#define DIV_GATE(_id, _name, _parent, _gate_reg, _gate_shift, _div_reg, _div_width, _div_shift) { \
+#define DIV_GATE(_id, _name, _parent, _gate_reg, _gate_shift, _div_reg, \
+ _div_width, _div_shift) { \
.id = _id, \
.parent = _parent, \
.name = _name, \
@@ -145,12 +159,40 @@ struct mtk_gate {
const struct clk_ops *ops;
};
-int mtk_clk_register_gates(struct device_node *node, const struct mtk_gate *clks,
- int num, struct clk_onecell_data *clk_data);
+int mtk_clk_register_gates(struct device_node *node,
+ const struct mtk_gate *clks, int num,
+ struct clk_onecell_data *clk_data);
+
+struct mtk_clk_divider {
+ int id;
+ const char *name;
+ const char *parent_name;
+ unsigned long flags;
+
+ u32 div_reg;
+ unsigned char div_shift;
+ unsigned char div_width;
+ unsigned char clk_divider_flags;
+ const struct clk_div_table *clk_div_table;
+};
+
+#define DIV_ADJ(_id, _name, _parent, _reg, _shift, _width) { \
+ .id = _id, \
+ .name = _name, \
+ .parent_name = _parent, \
+ .div_reg = _reg, \
+ .div_shift = _shift, \
+ .div_width = _width, \
+}
+
+void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds,
+ int num, void __iomem *base, spinlock_t *lock,
+ struct clk_onecell_data *clk_data);
struct clk_onecell_data *mtk_alloc_clk_data(unsigned int clk_num);
#define HAVE_RST_BAR BIT(0)
+#define PLL_AO BIT(1)
struct mtk_pll_div_table {
u32 div;
diff --git a/drivers/clk/mediatek/clk-pll.c b/drivers/clk/mediatek/clk-pll.c
index 0c2deac..a409142 100644
--- a/drivers/clk/mediatek/clk-pll.c
+++ b/drivers/clk/mediatek/clk-pll.c
@@ -301,6 +301,7 @@ static struct clk *mtk_clk_register_pll(const struct mtk_pll_data *data,
pll->data = data;
init.name = data->name;
+ init.flags = (data->flags & PLL_AO) ? CLK_IS_CRITICAL : 0;
init.ops = &mtk_pll_ops;
init.parent_names = &parent_name;
init.num_parents = 1;
--
1.9.1
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