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path: root/drivers/clk/clk-bm1880.c
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Diffstat (limited to 'drivers/clk/clk-bm1880.c')
-rw-r--r--drivers/clk/clk-bm1880.c53
1 files changed, 19 insertions, 34 deletions
diff --git a/drivers/clk/clk-bm1880.c b/drivers/clk/clk-bm1880.c
index e6d6599d310a..dac190bc6e19 100644
--- a/drivers/clk/clk-bm1880.c
+++ b/drivers/clk/clk-bm1880.c
@@ -7,10 +7,10 @@
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
#include <linux/module.h>
-#include <linux/of_address.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
@@ -522,14 +522,6 @@ static struct clk_hw *bm1880_clk_register_pll(struct bm1880_pll_hw_clock *pll_cl
return hw;
}
-static void bm1880_clk_unregister_pll(struct clk_hw *hw)
-{
- struct bm1880_pll_hw_clock *pll_hw = to_bm1880_pll_clk(hw);
-
- clk_hw_unregister(hw);
- kfree(pll_hw);
-}
-
static int bm1880_clk_register_plls(struct bm1880_pll_hw_clock *clks,
int num_clks,
struct bm1880_clock_data *data)
@@ -555,7 +547,7 @@ static int bm1880_clk_register_plls(struct bm1880_pll_hw_clock *clks,
err_clk:
while (i--)
- bm1880_clk_unregister_pll(data->hw_data.hws[clks[i].pll.id]);
+ clk_hw_unregister(data->hw_data.hws[clks[i].pll.id]);
return PTR_ERR(hw);
}
@@ -616,8 +608,8 @@ static unsigned long bm1880_clk_div_recalc_rate(struct clk_hw *hw,
return rate;
}
-static long bm1880_clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int bm1880_clk_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct bm1880_div_hw_clock *div_hw = to_bm1880_div_clk(hw);
struct bm1880_div_clock *div = &div_hw->div;
@@ -629,13 +621,18 @@ static long bm1880_clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
val = readl(reg_addr) >> div->shift;
val &= clk_div_mask(div->width);
- return divider_ro_round_rate(hw, rate, prate, div->table,
- div->width, div->flags,
- val);
+ req->rate = divider_ro_round_rate(hw, req->rate,
+ &req->best_parent_rate,
+ div->table,
+ div->width, div->flags, val);
+
+ return 0;
}
- return divider_round_rate(hw, rate, prate, div->table,
- div->width, div->flags);
+ req->rate = divider_round_rate(hw, req->rate, &req->best_parent_rate,
+ div->table, div->width, div->flags);
+
+ return 0;
}
static int bm1880_clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -673,7 +670,7 @@ static int bm1880_clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops bm1880_clk_div_ops = {
.recalc_rate = bm1880_clk_div_recalc_rate,
- .round_rate = bm1880_clk_div_round_rate,
+ .determine_rate = bm1880_clk_div_determine_rate,
.set_rate = bm1880_clk_div_set_rate,
};
@@ -695,14 +692,6 @@ static struct clk_hw *bm1880_clk_register_div(struct bm1880_div_hw_clock *div_cl
return hw;
}
-static void bm1880_clk_unregister_div(struct clk_hw *hw)
-{
- struct bm1880_div_hw_clock *div_hw = to_bm1880_div_clk(hw);
-
- clk_hw_unregister(hw);
- kfree(div_hw);
-}
-
static int bm1880_clk_register_divs(struct bm1880_div_hw_clock *clks,
int num_clks,
struct bm1880_clock_data *data)
@@ -729,7 +718,7 @@ static int bm1880_clk_register_divs(struct bm1880_div_hw_clock *clks,
err_clk:
while (i--)
- bm1880_clk_unregister_div(data->hw_data.hws[clks[i].div.id]);
+ clk_hw_unregister(data->hw_data.hws[clks[i].div.id]);
return PTR_ERR(hw);
}
@@ -892,16 +881,13 @@ static int bm1880_clk_probe(struct platform_device *pdev)
struct bm1880_clock_data *clk_data;
void __iomem *pll_base, *sys_base;
struct device *dev = &pdev->dev;
- struct resource *res;
int num_clks, i;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- pll_base = devm_ioremap_resource(&pdev->dev, res);
+ pll_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(pll_base))
return PTR_ERR(pll_base);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- sys_base = devm_ioremap_resource(&pdev->dev, res);
+ sys_base = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(sys_base))
return PTR_ERR(sys_base);
@@ -965,4 +951,3 @@ module_platform_driver(bm1880_clk_driver);
MODULE_AUTHOR("Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>");
MODULE_DESCRIPTION("Clock driver for Bitmain BM1880 SoC");
-MODULE_LICENSE("GPL v2");