Merge remote-tracking branch 'clk/clk-next'
[deliverable/linux.git] / drivers / clk / berlin / bg2.c
index 23e0e3be6c377e342cb19a6b84ff7c1be5cd4406..edf3b96b3b737f0ec0aad0661bc0ded04177e58f 100644 (file)
@@ -92,8 +92,7 @@
  */
 
 #define        MAX_CLKS 41
-static struct clk *clks[MAX_CLKS];
-static struct clk_onecell_data clk_data;
+static struct clk_hw_onecell_data *clk_data;
 static DEFINE_SPINLOCK(lock);
 static void __iomem *gbase;
 
@@ -505,8 +504,17 @@ static void __init berlin2_clock_setup(struct device_node *np)
        struct device_node *parent_np = of_get_parent(np);
        const char *parent_names[9];
        struct clk *clk;
+       struct clk_hw *hw;
+       struct clk_hw **hws;
        u8 avpll_flags = 0;
-       int n;
+       int n, ret;
+
+       clk_data = kzalloc(sizeof(*clk_data) +
+                          sizeof(*clk_data->hws) * MAX_CLKS, GFP_KERNEL);
+       if (!clk_data)
+               return;
+       clk_data->num = MAX_CLKS;
+       hws = clk_data->hws;
 
        gbase = of_iomap(parent_np, 0);
        if (!gbase)
@@ -526,118 +534,118 @@ static void __init berlin2_clock_setup(struct device_node *np)
        }
 
        /* simple register PLLs */
-       clk = berlin2_pll_register(&bg2_pll_map, gbase + REG_SYSPLLCTL0,
+       ret = berlin2_pll_register(&bg2_pll_map, gbase + REG_SYSPLLCTL0,
                                   clk_names[SYSPLL], clk_names[REFCLK], 0);
-       if (IS_ERR(clk))
+       if (ret)
                goto bg2_fail;
 
-       clk = berlin2_pll_register(&bg2_pll_map, gbase + REG_MEMPLLCTL0,
+       ret = berlin2_pll_register(&bg2_pll_map, gbase + REG_MEMPLLCTL0,
                                   clk_names[MEMPLL], clk_names[REFCLK], 0);
-       if (IS_ERR(clk))
+       if (ret)
                goto bg2_fail;
 
-       clk = berlin2_pll_register(&bg2_pll_map, gbase + REG_CPUPLLCTL0,
+       ret = berlin2_pll_register(&bg2_pll_map, gbase + REG_CPUPLLCTL0,
                                   clk_names[CPUPLL], clk_names[REFCLK], 0);
-       if (IS_ERR(clk))
+       if (ret)
                goto bg2_fail;
 
        if (of_device_is_compatible(np, "marvell,berlin2-global-register"))
                avpll_flags |= BERLIN2_AVPLL_SCRAMBLE_QUIRK;
 
        /* audio/video VCOs */
-       clk = berlin2_avpll_vco_register(gbase + REG_AVPLLCTL0, "avpll_vcoA",
+       ret = berlin2_avpll_vco_register(gbase + REG_AVPLLCTL0, "avpll_vcoA",
                         clk_names[REFCLK], avpll_flags, 0);
-       if (IS_ERR(clk))
+       if (ret)
                goto bg2_fail;
 
        for (n = 0; n < 8; n++) {
-               clk = berlin2_avpll_channel_register(gbase + REG_AVPLLCTL0,
+               ret = berlin2_avpll_channel_register(gbase + REG_AVPLLCTL0,
                             clk_names[AVPLL_A1 + n], n, "avpll_vcoA",
                             avpll_flags, 0);
-               if (IS_ERR(clk))
+               if (ret)
                        goto bg2_fail;
        }
 
-       clk = berlin2_avpll_vco_register(gbase + REG_AVPLLCTL31, "avpll_vcoB",
+       ret = berlin2_avpll_vco_register(gbase + REG_AVPLLCTL31, "avpll_vcoB",
                                 clk_names[REFCLK], BERLIN2_AVPLL_BIT_QUIRK |
                                 avpll_flags, 0);
-       if (IS_ERR(clk))
+       if (ret)
                goto bg2_fail;
 
        for (n = 0; n < 8; n++) {
-               clk = berlin2_avpll_channel_register(gbase + REG_AVPLLCTL31,
+               ret = berlin2_avpll_channel_register(gbase + REG_AVPLLCTL31,
                             clk_names[AVPLL_B1 + n], n, "avpll_vcoB",
                             BERLIN2_AVPLL_BIT_QUIRK | avpll_flags, 0);
-               if (IS_ERR(clk))
+               if (ret)
                        goto bg2_fail;
        }
 
        /* reference clock bypass switches */
        parent_names[0] = clk_names[SYSPLL];
        parent_names[1] = clk_names[REFCLK];
-       clk = clk_register_mux(NULL, "syspll_byp", parent_names, 2,
+       hw = clk_hw_register_mux(NULL, "syspll_byp", parent_names, 2,
                               0, gbase + REG_CLKSWITCH0, 0, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
-       clk_names[SYSPLL] = __clk_get_name(clk);
+       clk_names[SYSPLL] = clk_hw_get_name(hw);
 
        parent_names[0] = clk_names[MEMPLL];
        parent_names[1] = clk_names[REFCLK];
-       clk = clk_register_mux(NULL, "mempll_byp", parent_names, 2,
+       hw = clk_hw_register_mux(NULL, "mempll_byp", parent_names, 2,
                               0, gbase + REG_CLKSWITCH0, 1, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
-       clk_names[MEMPLL] = __clk_get_name(clk);
+       clk_names[MEMPLL] = clk_hw_get_name(hw);
 
        parent_names[0] = clk_names[CPUPLL];
        parent_names[1] = clk_names[REFCLK];
-       clk = clk_register_mux(NULL, "cpupll_byp", parent_names, 2,
+       hw = clk_hw_register_mux(NULL, "cpupll_byp", parent_names, 2,
                               0, gbase + REG_CLKSWITCH0, 2, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
-       clk_names[CPUPLL] = __clk_get_name(clk);
+       clk_names[CPUPLL] = clk_hw_get_name(hw);
 
        /* clock muxes */
        parent_names[0] = clk_names[AVPLL_B3];
        parent_names[1] = clk_names[AVPLL_A3];
-       clk = clk_register_mux(NULL, clk_names[AUDIO1_PLL], parent_names, 2,
+       hw = clk_hw_register_mux(NULL, clk_names[AUDIO1_PLL], parent_names, 2,
                               0, gbase + REG_CLKSELECT2, 29, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
 
        parent_names[0] = clk_names[VIDEO0_PLL];
        parent_names[1] = clk_names[VIDEO_EXT0];
-       clk = clk_register_mux(NULL, clk_names[VIDEO0_IN], parent_names, 2,
+       hw = clk_hw_register_mux(NULL, clk_names[VIDEO0_IN], parent_names, 2,
                               0, gbase + REG_CLKSELECT3, 4, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
 
        parent_names[0] = clk_names[VIDEO1_PLL];
        parent_names[1] = clk_names[VIDEO_EXT0];
-       clk = clk_register_mux(NULL, clk_names[VIDEO1_IN], parent_names, 2,
+       hw = clk_hw_register_mux(NULL, clk_names[VIDEO1_IN], parent_names, 2,
                               0, gbase + REG_CLKSELECT3, 6, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
 
        parent_names[0] = clk_names[AVPLL_A2];
        parent_names[1] = clk_names[AVPLL_B2];
-       clk = clk_register_mux(NULL, clk_names[VIDEO1_PLL], parent_names, 2,
+       hw = clk_hw_register_mux(NULL, clk_names[VIDEO1_PLL], parent_names, 2,
                               0, gbase + REG_CLKSELECT3, 7, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
 
        parent_names[0] = clk_names[VIDEO2_PLL];
        parent_names[1] = clk_names[VIDEO_EXT0];
-       clk = clk_register_mux(NULL, clk_names[VIDEO2_IN], parent_names, 2,
+       hw = clk_hw_register_mux(NULL, clk_names[VIDEO2_IN], parent_names, 2,
                               0, gbase + REG_CLKSELECT3, 9, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
 
        parent_names[0] = clk_names[AVPLL_B1];
        parent_names[1] = clk_names[AVPLL_A5];
-       clk = clk_register_mux(NULL, clk_names[VIDEO2_PLL], parent_names, 2,
+       hw = clk_hw_register_mux(NULL, clk_names[VIDEO2_PLL], parent_names, 2,
                               0, gbase + REG_CLKSELECT3, 10, 1, 0, &lock);
-       if (IS_ERR(clk))
+       if (IS_ERR(hw))
                goto bg2_fail;
 
        /* clock divider cells */
@@ -648,7 +656,7 @@ static void __init berlin2_clock_setup(struct device_node *np)
                for (k = 0; k < dd->num_parents; k++)
                        parent_names[k] = clk_names[dd->parent_ids[k]];
 
-               clks[CLKID_SYS + n] = berlin2_div_register(&dd->map, gbase,
+               hws[CLKID_SYS + n] = berlin2_div_register(&dd->map, gbase,
                                dd->name, dd->div_flags, parent_names,
                                dd->num_parents, dd->flags, &lock);
        }
@@ -657,18 +665,18 @@ static void __init berlin2_clock_setup(struct device_node *np)
        for (n = 0; n < ARRAY_SIZE(bg2_gates); n++) {
                const struct berlin2_gate_data *gd = &bg2_gates[n];
 
-               clks[CLKID_GETH0 + n] = clk_register_gate(NULL, gd->name,
+               hws[CLKID_GETH0 + n] = clk_hw_register_gate(NULL, gd->name,
                            gd->parent_name, gd->flags, gbase + REG_CLKENABLE,
                            gd->bit_idx, 0, &lock);
        }
 
        /* twdclk is derived from cpu/3 */
-       clks[CLKID_TWD] =
-               clk_register_fixed_factor(NULL, "twd", "cpu", 0, 1, 3);
+       hws[CLKID_TWD] =
+               clk_hw_register_fixed_factor(NULL, "twd", "cpu", 0, 1, 3);
 
        /* check for errors on leaf clocks */
        for (n = 0; n < MAX_CLKS; n++) {
-               if (!IS_ERR(clks[n]))
+               if (!IS_ERR(hws[n]))
                        continue;
 
                pr_err("%s: Unable to register leaf clock %d\n",
@@ -677,9 +685,7 @@ static void __init berlin2_clock_setup(struct device_node *np)
        }
 
        /* register clk-provider */
-       clk_data.clks = clks;
-       clk_data.clk_num = MAX_CLKS;
-       of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
+       of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data);
 
        return;
 
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