From: Dinh Nguyen dinguyen@kernel.org
[ Upstream commit 2c2b9c6067170de2a63e7e3d9f5bb205b870de7c ]
As recommended by Stephen Boyd, convert the cyclone5/arria5 clock driver to use the clk_hw registration method.
Suggested-by: Stephen Boyd sboyd@kernel.org Signed-off-by: Dinh Nguyen dinguyen@kernel.org Link: https://lore.kernel.org/r/20210302214151.1333447-1-dinguyen@kernel.org Signed-off-by: Stephen Boyd sboyd@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/clk/socfpga/clk-gate.c | 11 +++++++---- drivers/clk/socfpga/clk-periph.c | 8 ++++---- drivers/clk/socfpga/clk-pll.c | 18 +++++++++++------- 3 files changed, 22 insertions(+), 15 deletions(-)
diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c index 14918896811d..139b009eda82 100644 --- a/drivers/clk/socfpga/clk-gate.c +++ b/drivers/clk/socfpga/clk-gate.c @@ -183,12 +183,13 @@ static void __init __socfpga_gate_init(struct device_node *node, u32 div_reg[3]; u32 clk_phase[2]; u32 fixed_div; - struct clk *clk; + struct clk_hw *hw_clk; struct socfpga_gate_clk *socfpga_clk; const char *clk_name = node->name; const char *parent_name[SOCFPGA_MAX_PARENTS]; struct clk_init_data init; int rc; + int err;
socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL); if (WARN_ON(!socfpga_clk)) @@ -237,12 +238,14 @@ static void __init __socfpga_gate_init(struct device_node *node, init.parent_names = parent_name; socfpga_clk->hw.hw.init = &init;
- clk = clk_register(NULL, &socfpga_clk->hw.hw); - if (WARN_ON(IS_ERR(clk))) { + hw_clk = &socfpga_clk->hw.hw; + + err = clk_hw_register(NULL, hw_clk); + if (err) { kfree(socfpga_clk); return; } - rc = of_clk_add_provider(node, of_clk_src_simple_get, clk); + rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk); if (WARN_ON(rc)) return; } diff --git a/drivers/clk/socfpga/clk-periph.c b/drivers/clk/socfpga/clk-periph.c index 52c883ea7706..912c3059cbe4 100644 --- a/drivers/clk/socfpga/clk-periph.c +++ b/drivers/clk/socfpga/clk-periph.c @@ -61,7 +61,7 @@ static __init void __socfpga_periph_init(struct device_node *node, const struct clk_ops *ops) { u32 reg; - struct clk *clk; + struct clk_hw *hw_clk; struct socfpga_periph_clk *periph_clk; const char *clk_name = node->name; const char *parent_name[SOCFPGA_MAX_PARENTS]; @@ -104,13 +104,13 @@ static __init void __socfpga_periph_init(struct device_node *node, init.parent_names = parent_name;
periph_clk->hw.hw.init = &init; + hw_clk = &periph_clk->hw.hw;
- clk = clk_register(NULL, &periph_clk->hw.hw); - if (WARN_ON(IS_ERR(clk))) { + if (clk_hw_register(NULL, hw_clk)) { kfree(periph_clk); return; } - rc = of_clk_add_provider(node, of_clk_src_simple_get, clk); + rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk); }
void __init socfpga_periph_init(struct device_node *node) diff --git a/drivers/clk/socfpga/clk-pll.c b/drivers/clk/socfpga/clk-pll.c index 973c4713d085..7bde8ca45d4b 100644 --- a/drivers/clk/socfpga/clk-pll.c +++ b/drivers/clk/socfpga/clk-pll.c @@ -80,16 +80,18 @@ static struct clk_ops clk_pll_ops = { .get_parent = clk_pll_get_parent, };
-static __init struct clk *__socfpga_pll_init(struct device_node *node, +static __init struct clk_hw *__socfpga_pll_init(struct device_node *node, const struct clk_ops *ops) { u32 reg; - struct clk *clk; + struct clk_hw *hw_clk; struct socfpga_pll *pll_clk; const char *clk_name = node->name; const char *parent_name[SOCFPGA_MAX_PARENTS]; struct clk_init_data init; struct device_node *clkmgr_np; + int rc; + int err;
of_property_read_u32(node, "reg", ®);
@@ -117,13 +119,15 @@ static __init struct clk *__socfpga_pll_init(struct device_node *node, clk_pll_ops.enable = clk_gate_ops.enable; clk_pll_ops.disable = clk_gate_ops.disable;
- clk = clk_register(NULL, &pll_clk->hw.hw); - if (WARN_ON(IS_ERR(clk))) { + hw_clk = &pll_clk->hw.hw; + + err = clk_hw_register(NULL, hw_clk); + if (err) { kfree(pll_clk); - return NULL; + return ERR_PTR(err); } - of_clk_add_provider(node, of_clk_src_simple_get, clk); - return clk; + rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk); + return hw_clk; }
void __init socfpga_pll_init(struct device_node *node)