Messages in this thread Patch in this message | | | From | Claudiu Beznea <> | Subject | [PATCH 02/42] clk: at91: clk-usb: add support for parent_hw | Date | Thu, 27 Jul 2023 08:31:16 +0300 |
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Add support for parent_hw in usb clock driver. With this parent-child relation is described with pointers rather than strings making registration a bit faster.
All the SoC based drivers that rely on clk-usb were adapted to the new API change. The switch itself for SoCs will be done in subsequent patches.
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev> --- drivers/clk/at91/at91rm9200.c | 2 +- drivers/clk/at91/at91sam9260.c | 2 +- drivers/clk/at91/at91sam9g45.c | 2 +- drivers/clk/at91/at91sam9n12.c | 2 +- drivers/clk/at91/at91sam9x5.c | 2 +- drivers/clk/at91/clk-usb.c | 41 ++++++++++++++++++++++------------ drivers/clk/at91/dt-compat.c | 6 ++--- drivers/clk/at91/pmc.h | 11 +++++---- drivers/clk/at91/sam9x60.c | 2 +- drivers/clk/at91/sama5d2.c | 2 +- drivers/clk/at91/sama5d3.c | 2 +- drivers/clk/at91/sama5d4.c | 2 +- 12 files changed, 46 insertions(+), 30 deletions(-)
diff --git a/drivers/clk/at91/at91rm9200.c b/drivers/clk/at91/at91rm9200.c index 3f19e737ae4d..e5a034f208d8 100644 --- a/drivers/clk/at91/at91rm9200.c +++ b/drivers/clk/at91/at91rm9200.c @@ -157,7 +157,7 @@ static void __init at91rm9200_pmc_setup(struct device_node *np) at91rm9200_pmc->chws[PMC_MCK] = hw; - hw = at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", usb_div); + hw = at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", NULL, usb_div); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/at91sam9260.c b/drivers/clk/at91/at91sam9260.c index 0799a13060ea..ae6f126f204a 100644 --- a/drivers/clk/at91/at91sam9260.c +++ b/drivers/clk/at91/at91sam9260.c @@ -434,7 +434,7 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, at91sam9260_pmc->chws[PMC_MCK] = hw; - hw = at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", usb_div); + hw = at91rm9200_clk_register_usb(regmap, "usbck", "pllbck", NULL, usb_div); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/at91sam9g45.c b/drivers/clk/at91/at91sam9g45.c index f45a7b80f7d8..684d2bcb36e8 100644 --- a/drivers/clk/at91/at91sam9g45.c +++ b/drivers/clk/at91/at91sam9g45.c @@ -176,7 +176,7 @@ static void __init at91sam9g45_pmc_setup(struct device_node *np) parent_names[0] = "plladivck"; parent_names[1] = "utmick"; - hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/at91sam9n12.c b/drivers/clk/at91/at91sam9n12.c index 751786184ae2..9fc20b177b13 100644 --- a/drivers/clk/at91/at91sam9n12.c +++ b/drivers/clk/at91/at91sam9n12.c @@ -201,7 +201,7 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) at91sam9n12_pmc->chws[PMC_MCK] = hw; - hw = at91sam9n12_clk_register_usb(regmap, "usbck", "pllbck"); + hw = at91sam9n12_clk_register_usb(regmap, "usbck", "pllbck", NULL); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/at91sam9x5.c b/drivers/clk/at91/at91sam9x5.c index 3b801d12fac0..5728cfb9036f 100644 --- a/drivers/clk/at91/at91sam9x5.c +++ b/drivers/clk/at91/at91sam9x5.c @@ -222,7 +222,7 @@ static void __init at91sam9x5_pmc_setup(struct device_node *np, parent_names[0] = "plladivck"; parent_names[1] = "utmick"; - hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/clk-usb.c b/drivers/clk/at91/clk-usb.c index b0696a928aa9..21f50914c63e 100644 --- a/drivers/clk/at91/clk-usb.c +++ b/drivers/clk/at91/clk-usb.c @@ -221,12 +221,12 @@ static const struct clk_ops at91sam9n12_usb_ops = { static struct clk_hw * __init _at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents, - u32 usbs_mask) + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents, u32 usbs_mask) { struct at91sam9x5_clk_usb *usb; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init = {}; int ret; usb = kzalloc(sizeof(*usb), GFP_KERNEL); @@ -235,7 +235,10 @@ _at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, init.name = name; init.ops = &at91sam9x5_usb_ops; - init.parent_names = parent_names; + if (parent_hws) + init.parent_hws = (const struct clk_hw **)parent_hws; + else + init.parent_names = parent_names; init.num_parents = num_parents; init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT; @@ -257,27 +260,30 @@ _at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, struct clk_hw * __init at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents) + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents) { return _at91sam9x5_clk_register_usb(regmap, name, parent_names, - num_parents, SAM9X5_USBS_MASK); + parent_hws, num_parents, SAM9X5_USBS_MASK); } struct clk_hw * __init sam9x60_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents) + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents) { return _at91sam9x5_clk_register_usb(regmap, name, parent_names, - num_parents, SAM9X60_USBS_MASK); + parent_hws, num_parents, + SAM9X60_USBS_MASK); } struct clk_hw * __init at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name) + const char *parent_name, struct clk_hw *parent_hw) { struct at91sam9x5_clk_usb *usb; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init = {}; int ret; usb = kzalloc(sizeof(*usb), GFP_KERNEL); @@ -286,7 +292,10 @@ at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name, init.name = name; init.ops = &at91sam9n12_usb_ops; - init.parent_names = &parent_name; + if (parent_hw) + init.parent_hws = (const struct clk_hw **)&parent_hw; + else + init.parent_names = &parent_name; init.num_parents = 1; init.flags = CLK_SET_RATE_GATE | CLK_SET_RATE_PARENT; @@ -390,11 +399,12 @@ static const struct clk_ops at91rm9200_usb_ops = { struct clk_hw * __init at91rm9200_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name, const u32 *divisors) + const char *parent_name, struct clk_hw *parent_hw, + const u32 *divisors) { struct at91rm9200_clk_usb *usb; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init = {}; int ret; usb = kzalloc(sizeof(*usb), GFP_KERNEL); @@ -403,7 +413,10 @@ at91rm9200_clk_register_usb(struct regmap *regmap, const char *name, init.name = name; init.ops = &at91rm9200_usb_ops; - init.parent_names = &parent_name; + if (parent_hw) + init.parent_hws = (const struct clk_hw **)&parent_hw; + else + init.parent_names = &parent_name; init.num_parents = 1; init.flags = CLK_SET_RATE_PARENT; diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index a32dc2111b90..ead99948375b 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -945,7 +945,7 @@ static void __init of_at91sam9x5_clk_usb_setup(struct device_node *np) if (IS_ERR(regmap)) return; - hw = at91sam9x5_clk_register_usb(regmap, name, parent_names, + hw = at91sam9x5_clk_register_usb(regmap, name, parent_names, NULL, num_parents); if (IS_ERR(hw)) return; @@ -975,7 +975,7 @@ static void __init of_at91sam9n12_clk_usb_setup(struct device_node *np) if (IS_ERR(regmap)) return; - hw = at91sam9n12_clk_register_usb(regmap, name, parent_name); + hw = at91sam9n12_clk_register_usb(regmap, name, parent_name, NULL); if (IS_ERR(hw)) return; @@ -1008,7 +1008,7 @@ static void __init of_at91rm9200_clk_usb_setup(struct device_node *np) of_node_put(parent_np); if (IS_ERR(regmap)) return; - hw = at91rm9200_clk_register_usb(regmap, name, parent_name, divisors); + hw = at91rm9200_clk_register_usb(regmap, name, parent_name, NULL, divisors); if (IS_ERR(hw)) return; diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index 0f52e80bcd49..515a3c5595b7 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -257,16 +257,19 @@ at91_clk_register_system(struct regmap *regmap, const char *name, struct clk_hw * __init at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents); + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents); struct clk_hw * __init at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name); + const char *parent_name, struct clk_hw *parent_hw); struct clk_hw * __init sam9x60_clk_register_usb(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents); + const char **parent_names, struct clk_hw **parent_hws, + u8 num_parents); struct clk_hw * __init at91rm9200_clk_register_usb(struct regmap *regmap, const char *name, - const char *parent_name, const u32 *divisors); + const char *parent_name, struct clk_hw *parent_hw, + const u32 *divisors); struct clk_hw * __init at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sfr, diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c index e309cbf3cb9a..ddf993fe391f 100644 --- a/drivers/clk/at91/sam9x60.c +++ b/drivers/clk/at91/sam9x60.c @@ -297,7 +297,7 @@ static void __init sam9x60_pmc_setup(struct device_node *np) parent_names[0] = "pllack_divck"; parent_names[1] = "upllck_divck"; parent_names[2] = "main_osc"; - hw = sam9x60_clk_register_usb(regmap, "usbck", parent_names, 3); + hw = sam9x60_clk_register_usb(regmap, "usbck", parent_names, NULL, 3); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c index c16594fce90c..8bbc34e22cda 100644 --- a/drivers/clk/at91/sama5d2.c +++ b/drivers/clk/at91/sama5d2.c @@ -284,7 +284,7 @@ static void __init sama5d2_pmc_setup(struct device_node *np) parent_names[0] = "plladivck"; parent_names[1] = "utmick"; - hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/sama5d3.c b/drivers/clk/at91/sama5d3.c index 522ce6031446..05d0cdd22bc4 100644 --- a/drivers/clk/at91/sama5d3.c +++ b/drivers/clk/at91/sama5d3.c @@ -201,7 +201,7 @@ static void __init sama5d3_pmc_setup(struct device_node *np) parent_names[0] = "plladivck"; parent_names[1] = "utmick"; - hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/sama5d4.c b/drivers/clk/at91/sama5d4.c index 160c0bddb6a3..da84b4cef827 100644 --- a/drivers/clk/at91/sama5d4.c +++ b/drivers/clk/at91/sama5d4.c @@ -222,7 +222,7 @@ static void __init sama5d4_pmc_setup(struct device_node *np) parent_names[0] = "plladivck"; parent_names[1] = "utmick"; - hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, 2); + hw = at91sam9x5_clk_register_usb(regmap, "usbck", parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; -- 2.39.2
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