clk: nomadik: Migrate to clk_hw based OF and registration APIs
Now that we have clk_hw based provider APIs to register clks, we can get rid of struct clk pointers while registering clks in these drivers, allowing us to move closer to a clear split of consumer and provider clk APIs. Signed-off-by: Stephen Boyd <stephen.boyd@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
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8e66cc0582
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1 changed files with 26 additions and 22 deletions
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@ -253,11 +253,11 @@ static const struct clk_ops pll_clk_ops = {
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.recalc_rate = pll_clk_recalc_rate,
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};
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static struct clk * __init
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static struct clk_hw * __init
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pll_clk_register(struct device *dev, const char *name,
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const char *parent_name, u32 id)
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{
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struct clk *clk;
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int ret;
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struct clk_pll *pll;
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struct clk_init_data init;
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@ -281,11 +281,13 @@ pll_clk_register(struct device *dev, const char *name,
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pr_debug("register PLL1 clock \"%s\"\n", name);
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clk = clk_register(dev, &pll->hw);
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if (IS_ERR(clk))
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ret = clk_hw_register(dev, &pll->hw);
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if (ret) {
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kfree(pll);
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return ERR_PTR(ret);
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}
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return clk;
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return &pll->hw;
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}
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/*
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@ -345,11 +347,11 @@ static const struct clk_ops src_clk_ops = {
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.recalc_rate = src_clk_recalc_rate,
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};
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static struct clk * __init
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static struct clk_hw * __init
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src_clk_register(struct device *dev, const char *name,
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const char *parent_name, u8 id)
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{
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struct clk *clk;
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int ret;
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struct clk_src *sclk;
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struct clk_init_data init;
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@ -376,11 +378,13 @@ src_clk_register(struct device *dev, const char *name,
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pr_debug("register clock \"%s\" ID: %d group: %d bits: %08x\n",
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name, id, sclk->group1, sclk->clkbit);
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clk = clk_register(dev, &sclk->hw);
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if (IS_ERR(clk))
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ret = clk_hw_register(dev, &sclk->hw);
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if (ret) {
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kfree(sclk);
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return ERR_PTR(ret);
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}
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return clk;
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return &sclk->hw;
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}
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#ifdef CONFIG_DEBUG_FS
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@ -508,7 +512,7 @@ device_initcall(nomadik_src_clk_init_debugfs);
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static void __init of_nomadik_pll_setup(struct device_node *np)
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{
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struct clk *clk = ERR_PTR(-EINVAL);
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struct clk_hw *hw;
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const char *clk_name = np->name;
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const char *parent_name;
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u32 pll_id;
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@ -522,16 +526,16 @@ static void __init of_nomadik_pll_setup(struct device_node *np)
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return;
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}
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parent_name = of_clk_get_parent_name(np, 0);
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clk = pll_clk_register(NULL, clk_name, parent_name, pll_id);
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if (!IS_ERR(clk))
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of_clk_add_provider(np, of_clk_src_simple_get, clk);
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hw = pll_clk_register(NULL, clk_name, parent_name, pll_id);
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if (!IS_ERR(hw))
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of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
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}
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CLK_OF_DECLARE(nomadik_pll_clk,
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"st,nomadik-pll-clock", of_nomadik_pll_setup);
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static void __init of_nomadik_hclk_setup(struct device_node *np)
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{
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struct clk *clk = ERR_PTR(-EINVAL);
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struct clk_hw *hw;
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const char *clk_name = np->name;
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const char *parent_name;
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@ -542,20 +546,20 @@ static void __init of_nomadik_hclk_setup(struct device_node *np)
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/*
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* The HCLK divides PLL1 with 1 (passthru), 2, 3 or 4.
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*/
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clk = clk_register_divider(NULL, clk_name, parent_name,
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hw = clk_hw_register_divider(NULL, clk_name, parent_name,
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0, src_base + SRC_CR,
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13, 2,
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CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO,
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&src_lock);
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if (!IS_ERR(clk))
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of_clk_add_provider(np, of_clk_src_simple_get, clk);
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if (!IS_ERR(hw))
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of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
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}
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CLK_OF_DECLARE(nomadik_hclk_clk,
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"st,nomadik-hclk-clock", of_nomadik_hclk_setup);
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static void __init of_nomadik_src_clk_setup(struct device_node *np)
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{
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struct clk *clk = ERR_PTR(-EINVAL);
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struct clk_hw *hw;
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const char *clk_name = np->name;
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const char *parent_name;
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u32 clk_id;
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@ -569,9 +573,9 @@ static void __init of_nomadik_src_clk_setup(struct device_node *np)
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return;
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}
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parent_name = of_clk_get_parent_name(np, 0);
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clk = src_clk_register(NULL, clk_name, parent_name, clk_id);
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if (!IS_ERR(clk))
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of_clk_add_provider(np, of_clk_src_simple_get, clk);
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hw = src_clk_register(NULL, clk_name, parent_name, clk_id);
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if (!IS_ERR(hw))
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of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw);
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}
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CLK_OF_DECLARE(nomadik_src_clk,
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"st,nomadik-src-clock", of_nomadik_src_clk_setup);
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