[PATCH 5/7] clk: mediatek: reset: Revise structure to control reset register

Rex-BC Chen
2022-04-18T14:26:44Z

Replace the structure "struct mtk_reset" to reset.h, and rename it as
"mtk_clk_rst_data". We use it to input the resset register data and
store reset controller device.

Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
---
drivers/clk/mediatek/clk-mt2701-eth.c | 9 +++-
drivers/clk/mediatek/clk-mt2701-g3d.c | 9 +++-
drivers/clk/mediatek/clk-mt2701-hif.c | 9 +++-
drivers/clk/mediatek/clk-mt2701.c | 19 +++++++-
drivers/clk/mediatek/clk-mt2712.c | 19 +++++++-
drivers/clk/mediatek/clk-mt7622-eth.c | 9 +++-
drivers/clk/mediatek/clk-mt7622-hif.c | 19 +++++++-
drivers/clk/mediatek/clk-mt7622.c | 19 +++++++-
drivers/clk/mediatek/clk-mt7629-eth.c | 9 +++-
drivers/clk/mediatek/clk-mt7629-hif.c | 19 +++++++-
drivers/clk/mediatek/clk-mt8135.c | 19 +++++++-
drivers/clk/mediatek/clk-mt8173.c | 19 +++++++-
drivers/clk/mediatek/clk-mt8183.c | 10 ++++-
drivers/clk/mediatek/reset.c | 62 +++++++++++++--------------
drivers/clk/mediatek/reset.h | 12 +++++-
15 files changed, 209 insertions(+), 53 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt2701-eth.c b/drivers/clk/mediatek/clk-mt2701-eth.c
index 71257714e6a6..16fc4a50d513 100644
--- a/drivers/clk/mediatek/clk-mt2701-eth.c
+++ b/drivers/clk/mediatek/clk-mt2701-eth.c
@@ -36,6 +36,13 @@ static const struct mtk_gate eth_clks[] = {
GATE_ETH(CLK_ETHSYS_CRYPTO, "crypto_clk", "ethif_sel", 29),
};

+static struct mtk_clk_rst_data clk_rst_data = {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+};
+
static const struct of_device_id of_match_clk_mt2701_eth[] = {
{ .compatible = "mediatek,mt2701-ethsys", },
{}
@@ -60,7 +67,7 @@ static int clk_mt2701_eth_probe(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data);
}

static struct platform_driver clk_mt2701_eth_drv = {
diff --git a/drivers/clk/mediatek/clk-mt2701-g3d.c b/drivers/clk/mediatek/clk-mt2701-g3d.c
index f878ffba48a9..bdaa210813f4 100644
--- a/drivers/clk/mediatek/clk-mt2701-g3d.c
+++ b/drivers/clk/mediatek/clk-mt2701-g3d.c
@@ -35,6 +35,13 @@ static const struct mtk_gate g3d_clks[] = {
GATE_G3D(CLK_G3DSYS_CORE, "g3d_core", "mfg_sel", 0),
};

+static struct mtk_clk_rst_data clk_rst_data = {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0xc,
+};
+
static int clk_mt2701_g3dsys_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -54,7 +61,7 @@ static int clk_mt2701_g3dsys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0xc, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data);
}

static const struct of_device_id of_match_clk_mt2701_g3d[] = {
diff --git a/drivers/clk/mediatek/clk-mt2701-hif.c b/drivers/clk/mediatek/clk-mt2701-hif.c
index ee53b227e99a..b79cf799d8f6 100644
--- a/drivers/clk/mediatek/clk-mt2701-hif.c
+++ b/drivers/clk/mediatek/clk-mt2701-hif.c
@@ -33,6 +33,13 @@ static const struct mtk_gate hif_clks[] = {
GATE_HIF(CLK_HIFSYS_PCIE2, "pcie2_clk", "ethpll_500m_ck", 26),
};

+static struct mtk_clk_rst_data clk_rst_data = {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+};
+
static const struct of_device_id of_match_clk_mt2701_hif[] = {
{ .compatible = "mediatek,mt2701-hifsys", },
{}
@@ -57,7 +64,7 @@ static int clk_mt2701_hif_probe(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data);
}

static struct platform_driver clk_mt2701_hif_drv = {
diff --git a/drivers/clk/mediatek/clk-mt2701.c b/drivers/clk/mediatek/clk-mt2701.c
index c1100a20c7ed..a8ac3d11ced6 100644
--- a/drivers/clk/mediatek/clk-mt2701.c
+++ b/drivers/clk/mediatek/clk-mt2701.c
@@ -735,6 +735,21 @@ static const struct mtk_fixed_factor infra_fixed_divs[] = {
FACTOR(CLK_INFRA_CLK_13M, "clk13m", "clk26m", 1, 2),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x30,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x0,
+ },
+};
+
static struct clk_onecell_data *infra_clk_data;

static void __init mtk_infrasys_init_early(struct device_node *node)
@@ -785,7 +800,7 @@ static int mtk_infrasys_init(struct platform_device *pdev)
if (r)
return r;

- return mtk_clk_register_rst_ctrl(node, 2, 0x30, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}

static const struct mtk_gate_regs peri0_cg_regs = {
@@ -906,7 +921,7 @@ static int mtk_pericfg_init(struct platform_device *pdev)
if (r)
return r;

- return mtk_clk_register_rst_ctrl(node, 2, 0x0, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}

#define MT8590_PLL_FMAX (2000 * MHZ)
diff --git a/drivers/clk/mediatek/clk-mt2712.c b/drivers/clk/mediatek/clk-mt2712.c
index a8cfa85f06a1..cc92a54d84ce 100644
--- a/drivers/clk/mediatek/clk-mt2712.c
+++ b/drivers/clk/mediatek/clk-mt2712.c
@@ -1258,6 +1258,21 @@ static const struct mtk_pll_data plls[] = {
0, 31, 0x0300, 4, 0, 0, 0, 0x0304, 0),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x30,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x0,
+ },
+};
+
static int clk_mt2712_apmixed_probe(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -1363,7 +1378,7 @@ static int clk_mt2712_infra_probe(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 2, 0x30, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}

static int clk_mt2712_peri_probe(struct platform_device *pdev)
@@ -1385,7 +1400,7 @@ static int clk_mt2712_peri_probe(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 2, 0, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}

static int clk_mt2712_mcu_probe(struct platform_device *pdev)
diff --git a/drivers/clk/mediatek/clk-mt7622-eth.c b/drivers/clk/mediatek/clk-mt7622-eth.c
index 33359250fab3..2d5e00a3ae5b 100644
--- a/drivers/clk/mediatek/clk-mt7622-eth.c
+++ b/drivers/clk/mediatek/clk-mt7622-eth.c
@@ -65,6 +65,13 @@ static const struct mtk_gate sgmii_clks[] = {
"ssusb_cdr_fb", 5),
};

+static struct mtk_clk_rst_data clk_rst_data = {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+};
+
static int clk_mt7622_ethsys_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -84,7 +91,7 @@ static int clk_mt7622_ethsys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data);
}

static int clk_mt7622_sgmiisys_init(struct platform_device *pdev)
diff --git a/drivers/clk/mediatek/clk-mt7622-hif.c b/drivers/clk/mediatek/clk-mt7622-hif.c
index 6be894299ae3..a10ecc5b88a1 100644
--- a/drivers/clk/mediatek/clk-mt7622-hif.c
+++ b/drivers/clk/mediatek/clk-mt7622-hif.c
@@ -76,6 +76,21 @@ static const struct mtk_gate pcie_clks[] = {
GATE_PCIE(CLK_SATA_PM_EN, "sata_pm_en", "univpll2_d4", 30),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+ },
+};
+
static int clk_mt7622_ssusbsys_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -95,7 +110,7 @@ static int clk_mt7622_ssusbsys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}

static int clk_mt7622_pciesys_init(struct platform_device *pdev)
@@ -117,7 +132,7 @@ static int clk_mt7622_pciesys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}

static const struct of_device_id of_match_clk_mt7622_hif[] = {
diff --git a/drivers/clk/mediatek/clk-mt7622.c b/drivers/clk/mediatek/clk-mt7622.c
index e8387df38798..cd5181a43132 100644
--- a/drivers/clk/mediatek/clk-mt7622.c
+++ b/drivers/clk/mediatek/clk-mt7622.c
@@ -610,6 +610,21 @@ static struct mtk_composite peri_muxes[] = {
MUX(CLK_PERIBUS_SEL, "peribus_ck_sel", peribus_ck_parents, 0x05C, 0, 1),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x30,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x0,
+ },
+};
+
static int mtk_topckgen_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -663,7 +678,7 @@ static int mtk_infrasys_init(struct platform_device *pdev)
if (r)
return r;

- return mtk_clk_register_rst_ctrl(node, 1, 0x30, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}

static int mtk_apmixedsys_init(struct platform_device *pdev)
@@ -712,7 +727,7 @@ static int mtk_pericfg_init(struct platform_device *pdev)

clk_prepare_enable(clk_data->clks[CLK_PERI_UART0_PD]);

- return mtk_clk_register_rst_ctrl(node, 2, 0x0, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}

static const struct of_device_id of_match_clk_mt7622[] = {
diff --git a/drivers/clk/mediatek/clk-mt7629-eth.c b/drivers/clk/mediatek/clk-mt7629-eth.c
index bf1791efe05d..c0ff826a9769 100644
--- a/drivers/clk/mediatek/clk-mt7629-eth.c
+++ b/drivers/clk/mediatek/clk-mt7629-eth.c
@@ -76,6 +76,13 @@ static const struct mtk_gate sgmii_clks[2][4] = {
}
};

+static struct mtk_clk_rst_data clk_rst_data = {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+};
+
static int clk_mt7629_ethsys_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -94,7 +101,7 @@ static int clk_mt7629_ethsys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data);
}

static int clk_mt7629_sgmiisys_init(struct platform_device *pdev)
diff --git a/drivers/clk/mediatek/clk-mt7629-hif.c b/drivers/clk/mediatek/clk-mt7629-hif.c
index 23d22c69d47b..3b81b7e546a4 100644
--- a/drivers/clk/mediatek/clk-mt7629-hif.c
+++ b/drivers/clk/mediatek/clk-mt7629-hif.c
@@ -71,6 +71,21 @@ static const struct mtk_gate pcie_clks[] = {
GATE_PCIE(CLK_PCIE_P0_PIPE_EN, "pcie_p0_pipe_en", "pcie0_pipe_en", 23),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 1,
+ .reg_ofs = 0x34,
+ },
+};
+
static int clk_mt7629_ssusbsys_init(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -90,7 +105,7 @@ static int clk_mt7629_ssusbsys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}

static int clk_mt7629_pciesys_init(struct platform_device *pdev)
@@ -112,7 +127,7 @@ static int clk_mt7629_pciesys_init(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 1, 0x34, MTK_RST_V1);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}

static const struct of_device_id of_match_clk_mt7629_hif[] = {
diff --git a/drivers/clk/mediatek/clk-mt8135.c b/drivers/clk/mediatek/clk-mt8135.c
index 68ce0866c5b7..272a201c13ca 100644
--- a/drivers/clk/mediatek/clk-mt8135.c
+++ b/drivers/clk/mediatek/clk-mt8135.c
@@ -514,6 +514,21 @@ static const struct mtk_composite peri_clks[] __initconst = {
MUX(CLK_PERI_UART3_SEL, "uart3_ck_sel", uart_ck_sel_parents, 0x40c, 3, 1),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x30,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x0,
+ }
+};
+
static void __init mtk_topckgen_init(struct device_node *node)
{
struct clk_onecell_data *clk_data;
@@ -561,7 +576,7 @@ static void __init mtk_infrasys_init(struct device_node *node)
return;
}

- r = mtk_clk_register_rst_ctrl(node, 2, 0x30, MTK_RST_V1);
+ r = mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}
CLK_OF_DECLARE(mtk_infrasys, "mediatek,mt8135-infracfg", mtk_infrasys_init);

@@ -591,7 +606,7 @@ static void __init mtk_pericfg_init(struct device_node *node)
return;
}

- r = mtk_clk_register_rst_ctrl(node, 2, 0, MTK_RST_V1);
+ r = mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}
CLK_OF_DECLARE(mtk_pericfg, "mediatek,mt8135-pericfg", mtk_pericfg_init);

diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c
index fd56dbe8ff95..56f324948a8c 100644
--- a/drivers/clk/mediatek/clk-mt8173.c
+++ b/drivers/clk/mediatek/clk-mt8173.c
@@ -819,6 +819,21 @@ static const struct mtk_gate venclt_clks[] __initconst = {
GATE_VENCLT(CLK_VENCLT_CKE1, "venclt_cke1", "venclt_sel", 4),
};

+static struct mtk_clk_rst_data clk_rst_data[] = {
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x30,
+ },
+ {
+ .supported = true,
+ .version = MTK_RST_V1,
+ .reg_num = 2,
+ .reg_ofs = 0x0,
+ }
+};
+
static struct clk_onecell_data *mt8173_top_clk_data __initdata;
static struct clk_onecell_data *mt8173_pll_clk_data __initdata;

@@ -884,7 +899,7 @@ static void __init mtk_infrasys_init(struct device_node *node)
return;
}

- r = mtk_clk_register_rst_ctrl(node, 2, 0x30, MTK_RST_V1);
+ r = mtk_clk_register_rst_ctrl(node, &clk_rst_data[0]);
}
CLK_OF_DECLARE(mtk_infrasys, "mediatek,mt8173-infracfg", mtk_infrasys_init);

@@ -914,7 +929,7 @@ static void __init mtk_pericfg_init(struct device_node *node)
return;
}

- r = mtk_clk_register_rst_ctrl(node, 2, 0, MTK_RST_V1);
+ r = mtk_clk_register_rst_ctrl(node, &clk_rst_data[1]);
}
CLK_OF_DECLARE(mtk_pericfg, "mediatek,mt8173-pericfg", mtk_pericfg_init);

diff --git a/drivers/clk/mediatek/clk-mt8183.c b/drivers/clk/mediatek/clk-mt8183.c
index e796af76f960..adf78d882c72 100644
--- a/drivers/clk/mediatek/clk-mt8183.c
+++ b/drivers/clk/mediatek/clk-mt8183.c
@@ -1153,6 +1153,13 @@ static const struct mtk_pll_data plls[] = {
0, 0, 32, 8, 0x02B4, 1, 0x02BC, 0x0014, 1, 0x02B8, 0, 0x02B4),
};

+static struct mtk_clk_rst_data clk_rst_data = {
+ .supported = true,
+ .version = MTK_RST_V2,
+ .reg_num = 4,
+ .reg_ofs = INFRA_RST0_SET_OFFSET,
+};
+
static int clk_mt8183_apmixed_probe(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -1239,8 +1246,7 @@ static int clk_mt8183_infra_probe(struct platform_device *pdev)
return r;
}

- return mtk_clk_register_rst_ctrl(node, 4,
- INFRA_RST0_SET_OFFSET, MTK_RST_V2);
+ return mtk_clk_register_rst_ctrl(node, &clk_rst_data);
}

static int clk_mt8183_peri_probe(struct platform_device *pdev)
diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c
index 2a55e8bf6b28..709ae54efc18 100644
--- a/drivers/clk/mediatek/reset.c
+++ b/drivers/clk/mediatek/reset.c
@@ -13,49 +13,51 @@

#include "clk-mtk.h"

-struct mtk_reset {
- struct regmap *regmap;
- int regofs;
- struct reset_controller_dev rcdev;
-};
-
static int mtk_reset_assert_v1(struct reset_controller_dev *rcdev,
unsigned long id)
{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
+ struct mtk_clk_rst_data *data = container_of(rcdev,
+ struct mtk_clk_rst_data,
+ rcdev);

return regmap_update_bits(data->regmap,
- data->regofs + ((id / 32) << 2),
+ data->reg_ofs + ((id / 32) << 2),
BIT(id % 32), ~0);
}

static int mtk_reset_deassert_v1(struct reset_controller_dev *rcdev,
unsigned long id)
{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
+ struct mtk_clk_rst_data *data = container_of(rcdev,
+ struct mtk_clk_rst_data,
+ rcdev);

return regmap_update_bits(data->regmap,
- data->regofs + ((id / 32) << 2),
+ data->reg_ofs + ((id / 32) << 2),
BIT(id % 32), 0);
}

static int mtk_reset_assert_v2(struct reset_controller_dev *rcdev,
unsigned long id)
{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
+ struct mtk_clk_rst_data *data = container_of(rcdev,
+ struct mtk_clk_rst_data,
+ rcdev);

return regmap_write(data->regmap,
- data->regofs + ((id / 32) << 4),
+ data->reg_ofs + ((id / 32) << 4),
BIT(id % 32));
}

static int mtk_reset_deassert_v2(struct reset_controller_dev *rcdev,
unsigned long id)
{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
+ struct mtk_clk_rst_data *data = container_of(rcdev,
+ struct mtk_clk_rst_data,
+ rcdev);

return regmap_write(data->regmap,
- data->regofs + ((id / 32) << 4) + 0x4,
+ data->reg_ofs + ((id / 32) << 4) + 0x4,
BIT(id % 32));
}

@@ -100,14 +102,18 @@ static const struct reset_control_ops *rst_op[MTK_RST_MAX] = {
};

int mtk_clk_register_rst_ctrl(struct device_node *np,
- u32 reg_num, u16 reg_ofs, u8 version)
+ struct mtk_clk_rst_data *clk_rst)
{
- struct mtk_reset *data;
- int ret;
struct regmap *regmap;
+ int ret;

- if (version >= MTK_RST_MAX) {
- pr_err("Error version number: %d\n", version);
+ if (!clk_rst) {
+ pr_err("mtk clock reset data is NULL\n");
+ return -EINVAL;
+ }
+
+ if (clk_rst->version >= MTK_RST_MAX) {
+ pr_err("Error version number: %d\n", clk_rst->version);
return -EINVAL;
}

@@ -117,21 +123,15 @@ int mtk_clk_register_rst_ctrl(struct device_node *np,
return -EINVAL;
}

- data = kzalloc(sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
-
- data->regmap = regmap;
- data->regofs = reg_ofs;
- data->rcdev.owner = THIS_MODULE;
- data->rcdev.nr_resets = reg_num * 32;
- data->rcdev.ops = rst_op[version];
- data->rcdev.of_node = np;
+ clk_rst->regmap = regmap;
+ clk_rst->rcdev.owner = THIS_MODULE;
+ clk_rst->rcdev.nr_resets = clk_rst->reg_num * 32;
+ clk_rst->rcdev.ops = rst_op[clk_rst->version];
+ clk_rst->rcdev.of_node = np;

- ret = reset_controller_register(&data->rcdev);
+ ret = reset_controller_register(&clk_rst->rcdev);
if (ret) {
pr_err("could not register reset controller: %d\n", ret);
- kfree(data);
return -EINVAL;
}

diff --git a/drivers/clk/mediatek/reset.h b/drivers/clk/mediatek/reset.h
index 0af77531b918..851a29c92440 100644
--- a/drivers/clk/mediatek/reset.h
+++ b/drivers/clk/mediatek/reset.h
@@ -6,6 +6,7 @@
#ifndef __DRV_CLK_MTK_RESET_H
#define __DRV_CLK_MTK_RESET_H

+#include <linux/reset-controller.h>
#include <linux/types.h>

enum mtk_reset_version {
@@ -14,7 +15,16 @@ enum mtk_reset_version {
MTK_RST_MAX,
};

+struct mtk_clk_rst_data {
+ struct reset_controller_dev rcdev;
+ struct regmap *regmap;
+ bool supported;
+ u8 version;
+ u32 reg_num;
+ u16 reg_ofs;
+};
+
int mtk_clk_register_rst_ctrl(struct device_node *np,
- u32 reg_num, u16 reg_ofs, u8 version);
+ struct mtk_clk_rst_data *clk_rst);

#endif /* __DRV_CLK_MTK_RESET_H */
--
2.18.0