clk: socfpga: switch to GENMASK()

[karo-tx-linux.git] / drivers / clk / socfpga / clk-gate.c

diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c
index 0add360525a0d9892acd85c0d2be244c0ce19c9f..aa7a6e6a15b656808d3cc9f92229125cb2baea81 100644 (file)
--- a/drivers/clk/socfpga/clk-gate.c
+++ b/drivers/clk/socfpga/clk-gate.c
@@ -15,8 +15,7 @@
  * Based from clk-highbank.c
  *
  */
-#include <linux/clk.h>
-#include <linux/clkdev.h>
+#include <linux/slab.h>
 #include <linux/clk-provider.h>
 #include <linux/io.h>
 #include <linux/mfd/syscon.h>
@@ -106,7 +105,7 @@ static unsigned long socfpga_clk_recalc_rate(struct clk_hw *hwclk,
                div = socfpgaclk->fixed_div;
        else if (socfpgaclk->div_reg) {
                val = readl(socfpgaclk->div_reg) >> socfpgaclk->shift;
-               val &= div_mask(socfpgaclk->width);
+               val &= GENMASK(socfpgaclk->width - 1, 0);
                /* Check for GPIO_DB_CLK by its offset */
                if ((int) socfpgaclk->div_reg & SOCFPGA_GPIO_DB_CLK_OFFSET)
                        div = val + 1;
@@ -190,7 +189,6 @@ static void __init __socfpga_gate_init(struct device_node *node,
        const char *parent_name[SOCFPGA_MAX_PARENTS];
        struct clk_init_data init;
        int rc;
-       int i = 0;
 
        socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL);
        if (WARN_ON(!socfpga_clk))
@@ -234,12 +232,9 @@ static void __init __socfpga_gate_init(struct device_node *node,
        init.name = clk_name;
        init.ops = ops;
        init.flags = 0;
-       while (i < SOCFPGA_MAX_PARENTS && (parent_name[i] =
-                       of_clk_get_parent_name(node, i)) != NULL)
-               i++;
 
+       init.num_parents = of_clk_parent_fill(node, parent_name, SOCFPGA_MAX_PARENTS);
        init.parent_names = parent_name;
-       init.num_parents = i;
        socfpga_clk->hw.hw.init = &init;
 
        clk = clk_register(NULL, &socfpga_clk->hw.hw);