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Subject[PATCH V2 02/12] clk: mediatek: reset: Use simple reset operations
Date
There are two version for clock reset register control of MediaTek SoCs.
The reset operations before MT8183 can use simple reset to cover.
Therefore, we replace mtk_reset_ops with reset_simple_ops.
In addition, we also rename mtk_register_reset_controller to
mtk_register_reset_controller_simple.

Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
---
drivers/clk/mediatek/Kconfig | 1 +
drivers/clk/mediatek/clk-mt2701-eth.c | 2 +-
drivers/clk/mediatek/clk-mt2701-g3d.c | 2 +-
drivers/clk/mediatek/clk-mt2701-hif.c | 2 +-
drivers/clk/mediatek/clk-mt2701.c | 4 +--
drivers/clk/mediatek/clk-mt2712.c | 4 +--
drivers/clk/mediatek/clk-mt7622-eth.c | 2 +-
drivers/clk/mediatek/clk-mt7622-hif.c | 4 +--
drivers/clk/mediatek/clk-mt7622.c | 4 +--
drivers/clk/mediatek/clk-mt7629-eth.c | 2 +-
drivers/clk/mediatek/clk-mt7629-hif.c | 4 +--
drivers/clk/mediatek/clk-mt8135.c | 4 +--
drivers/clk/mediatek/clk-mt8173.c | 4 +--
drivers/clk/mediatek/clk-mtk.h | 6 ++--
drivers/clk/mediatek/reset.c | 43 +++------------------------
15 files changed, 27 insertions(+), 61 deletions(-)

diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
index 01ef02c54725..df2cdaa975e4 100644
--- a/drivers/clk/mediatek/Kconfig
+++ b/drivers/clk/mediatek/Kconfig
@@ -8,6 +8,7 @@ menu "Clock driver for MediaTek SoC"
config COMMON_CLK_MEDIATEK
tristate
select RESET_CONTROLLER
+ select RESET_SIMPLE
help
MediaTek SoCs' clock support.

diff --git a/drivers/clk/mediatek/clk-mt2701-eth.c b/drivers/clk/mediatek/clk-mt2701-eth.c
index 100ff6ca609e..1a6318fbcb32 100644
--- a/drivers/clk/mediatek/clk-mt2701-eth.c
+++ b/drivers/clk/mediatek/clk-mt2701-eth.c
@@ -58,7 +58,7 @@ static int clk_mt2701_eth_probe(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt2701-g3d.c b/drivers/clk/mediatek/clk-mt2701-g3d.c
index 1328c112a38f..0cd6b57657b3 100644
--- a/drivers/clk/mediatek/clk-mt2701-g3d.c
+++ b/drivers/clk/mediatek/clk-mt2701-g3d.c
@@ -52,7 +52,7 @@ static int clk_mt2701_g3dsys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0xc);
+ mtk_register_reset_controller_simple(node, 1, 0xc);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt2701-hif.c b/drivers/clk/mediatek/clk-mt2701-hif.c
index 61444881c539..883a23bb024d 100644
--- a/drivers/clk/mediatek/clk-mt2701-hif.c
+++ b/drivers/clk/mediatek/clk-mt2701-hif.c
@@ -57,7 +57,7 @@ static int clk_mt2701_hif_probe(struct platform_device *pdev)
return r;
}

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return 0;
}
diff --git a/drivers/clk/mediatek/clk-mt2701.c b/drivers/clk/mediatek/clk-mt2701.c
index 1eb3e4563c3f..3f6508ff8e7f 100644
--- a/drivers/clk/mediatek/clk-mt2701.c
+++ b/drivers/clk/mediatek/clk-mt2701.c
@@ -785,7 +785,7 @@ static int mtk_infrasys_init(struct platform_device *pdev)
if (r)
return r;

- mtk_register_reset_controller(node, 2, 0x30);
+ mtk_register_reset_controller_simple(node, 2, 0x30);

return 0;
}
@@ -908,7 +908,7 @@ static int mtk_pericfg_init(struct platform_device *pdev)
if (r)
return r;

- mtk_register_reset_controller(node, 2, 0x0);
+ mtk_register_reset_controller_simple(node, 2, 0x0);

return 0;
}
diff --git a/drivers/clk/mediatek/clk-mt2712.c b/drivers/clk/mediatek/clk-mt2712.c
index ff72b9ab945b..9b4470ac7be7 100644
--- a/drivers/clk/mediatek/clk-mt2712.c
+++ b/drivers/clk/mediatek/clk-mt2712.c
@@ -1361,7 +1361,7 @@ static int clk_mt2712_infra_probe(struct platform_device *pdev)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);

- mtk_register_reset_controller(node, 2, 0x30);
+ mtk_register_reset_controller_simple(node, 2, 0x30);

return r;
}
@@ -1383,7 +1383,7 @@ static int clk_mt2712_peri_probe(struct platform_device *pdev)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);

- mtk_register_reset_controller(node, 2, 0);
+ mtk_register_reset_controller_simple(node, 2, 0);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt7622-eth.c b/drivers/clk/mediatek/clk-mt7622-eth.c
index c9947dc7ba5a..647bf752a8af 100644
--- a/drivers/clk/mediatek/clk-mt7622-eth.c
+++ b/drivers/clk/mediatek/clk-mt7622-eth.c
@@ -82,7 +82,7 @@ static int clk_mt7622_ethsys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt7622-hif.c b/drivers/clk/mediatek/clk-mt7622-hif.c
index 628be0c9f888..1287db1e3cc2 100644
--- a/drivers/clk/mediatek/clk-mt7622-hif.c
+++ b/drivers/clk/mediatek/clk-mt7622-hif.c
@@ -93,7 +93,7 @@ static int clk_mt7622_ssusbsys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
@@ -115,7 +115,7 @@ static int clk_mt7622_pciesys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt7622.c b/drivers/clk/mediatek/clk-mt7622.c
index 0e1fb30a1e98..2b744afd9233 100644
--- a/drivers/clk/mediatek/clk-mt7622.c
+++ b/drivers/clk/mediatek/clk-mt7622.c
@@ -663,7 +663,7 @@ static int mtk_infrasys_init(struct platform_device *pdev)
if (r)
return r;

- mtk_register_reset_controller(node, 1, 0x30);
+ mtk_register_reset_controller_simple(node, 1, 0x30);

return 0;
}
@@ -714,7 +714,7 @@ static int mtk_pericfg_init(struct platform_device *pdev)

clk_prepare_enable(clk_data->clks[CLK_PERI_UART0_PD]);

- mtk_register_reset_controller(node, 2, 0x0);
+ mtk_register_reset_controller_simple(node, 2, 0x0);

return 0;
}
diff --git a/drivers/clk/mediatek/clk-mt7629-eth.c b/drivers/clk/mediatek/clk-mt7629-eth.c
index 88279d0ea1a7..0fb5780ae048 100644
--- a/drivers/clk/mediatek/clk-mt7629-eth.c
+++ b/drivers/clk/mediatek/clk-mt7629-eth.c
@@ -92,7 +92,7 @@ static int clk_mt7629_ethsys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt7629-hif.c b/drivers/clk/mediatek/clk-mt7629-hif.c
index 5c5b37207afb..6f7d013814ac 100644
--- a/drivers/clk/mediatek/clk-mt7629-hif.c
+++ b/drivers/clk/mediatek/clk-mt7629-hif.c
@@ -88,7 +88,7 @@ static int clk_mt7629_ssusbsys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
@@ -110,7 +110,7 @@ static int clk_mt7629_pciesys_init(struct platform_device *pdev)
"could not register clock provider: %s: %d\n",
pdev->name, r);

- mtk_register_reset_controller(node, 1, 0x34);
+ mtk_register_reset_controller_simple(node, 1, 0x34);

return r;
}
diff --git a/drivers/clk/mediatek/clk-mt8135.c b/drivers/clk/mediatek/clk-mt8135.c
index 09ad272d51f1..476c6fb5fc5d 100644
--- a/drivers/clk/mediatek/clk-mt8135.c
+++ b/drivers/clk/mediatek/clk-mt8135.c
@@ -559,7 +559,7 @@ static void __init mtk_infrasys_init(struct device_node *node)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);

- mtk_register_reset_controller(node, 2, 0x30);
+ mtk_register_reset_controller_simple(node, 2, 0x30);
}
CLK_OF_DECLARE(mtk_infrasys, "mediatek,mt8135-infracfg", mtk_infrasys_init);

@@ -587,7 +587,7 @@ static void __init mtk_pericfg_init(struct device_node *node)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);

- mtk_register_reset_controller(node, 2, 0);
+ mtk_register_reset_controller_simple(node, 2, 0);
}
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 46b7655feeaa..92beb45de8a0 100644
--- a/drivers/clk/mediatek/clk-mt8173.c
+++ b/drivers/clk/mediatek/clk-mt8173.c
@@ -882,7 +882,7 @@ static void __init mtk_infrasys_init(struct device_node *node)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);

- mtk_register_reset_controller(node, 2, 0x30);
+ mtk_register_reset_controller_simple(node, 2, 0x30);
}
CLK_OF_DECLARE(mtk_infrasys, "mediatek,mt8173-infracfg", mtk_infrasys_init);

@@ -910,7 +910,7 @@ static void __init mtk_pericfg_init(struct device_node *node)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);

- mtk_register_reset_controller(node, 2, 0);
+ mtk_register_reset_controller_simple(node, 2, 0);
}
CLK_OF_DECLARE(mtk_pericfg, "mediatek,mt8173-pericfg", mtk_pericfg_init);

diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index bf6565aa7319..f767c9585d8c 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -190,11 +190,11 @@ void mtk_free_clk_data(struct clk_onecell_data *clk_data);
struct clk *mtk_clk_register_ref2usb_tx(const char *name,
const char *parent_name, void __iomem *reg);

-void mtk_register_reset_controller(struct device_node *np,
- unsigned int num_regs, int regofs);
+void mtk_register_reset_controller_simple(struct device_node *np,
+ unsigned int num_regs, int regofs);

void mtk_register_reset_controller_set_clr(struct device_node *np,
- unsigned int num_regs, int regofs);
+ unsigned int num_regs, int regofs);

struct mtk_clk_desc {
const struct mtk_gate *clks;
diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c
index 834d26e9bdfd..9110d0b4229f 100644
--- a/drivers/clk/mediatek/reset.c
+++ b/drivers/clk/mediatek/reset.c
@@ -9,6 +9,7 @@
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/reset-controller.h>
+#include <linux/reset/reset-simple.h>
#include <linux/slab.h>

#include "clk-mtk.h"
@@ -37,36 +38,6 @@ static int mtk_reset_deassert_set_clr(struct reset_controller_dev *rcdev,
return regmap_write(data->regmap, reg, BIT(id % 32));
}

-static int mtk_reset_assert(struct reset_controller_dev *rcdev,
- unsigned long id)
-{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
-
- return regmap_update_bits(data->regmap, data->regofs + ((id / 32) << 2),
- BIT(id % 32), ~0);
-}
-
-static int mtk_reset_deassert(struct reset_controller_dev *rcdev,
- unsigned long id)
-{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
-
- return regmap_update_bits(data->regmap, data->regofs + ((id / 32) << 2),
- BIT(id % 32), 0);
-}
-
-static int mtk_reset(struct reset_controller_dev *rcdev,
- unsigned long id)
-{
- int ret;
-
- ret = mtk_reset_assert(rcdev, id);
- if (ret)
- return ret;
-
- return mtk_reset_deassert(rcdev, id);
-}
-
static int mtk_reset_set_clr(struct reset_controller_dev *rcdev,
unsigned long id)
{
@@ -78,12 +49,6 @@ static int mtk_reset_set_clr(struct reset_controller_dev *rcdev,
return mtk_reset_deassert_set_clr(rcdev, id);
}

-static const struct reset_control_ops mtk_reset_ops = {
- .assert = mtk_reset_assert,
- .deassert = mtk_reset_deassert,
- .reset = mtk_reset,
-};
-
static const struct reset_control_ops mtk_reset_ops_set_clr = {
.assert = mtk_reset_assert_set_clr,
.deassert = mtk_reset_deassert_set_clr,
@@ -123,18 +88,18 @@ static void mtk_register_reset_controller_common(struct device_node *np,
}
}

-void mtk_register_reset_controller(struct device_node *np,
+void mtk_register_reset_controller_simple(struct device_node *np,
unsigned int num_regs, int regofs)
{
mtk_register_reset_controller_common(np, num_regs, regofs,
- &mtk_reset_ops);
+ &reset_simple_ops);
}

void mtk_register_reset_controller_set_clr(struct device_node *np,
unsigned int num_regs, int regofs)
{
mtk_register_reset_controller_common(np, num_regs, regofs,
- &mtk_reset_ops_set_clr);
+ &mtk_reset_ops_set_clr);
}

MODULE_LICENSE("GPL");
--
2.18.0
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