diff options
Diffstat (limited to 'drivers/clk/berlin')
| -rw-r--r-- | drivers/clk/berlin/berlin2-avpll.c | 12 | ||||
| -rw-r--r-- | drivers/clk/berlin/berlin2-avpll.h | 8 | ||||
| -rw-r--r-- | drivers/clk/berlin/berlin2-div.c | 4 | ||||
| -rw-r--r-- | drivers/clk/berlin/berlin2-div.h | 4 | ||||
| -rw-r--r-- | drivers/clk/berlin/berlin2-pll.c | 6 | ||||
| -rw-r--r-- | drivers/clk/berlin/berlin2-pll.h | 9 | ||||
| -rw-r--r-- | drivers/clk/berlin/bg2.c | 98 | ||||
| -rw-r--r-- | drivers/clk/berlin/bg2q.c | 39 |
8 files changed, 92 insertions, 88 deletions
diff --git a/drivers/clk/berlin/berlin2-avpll.c b/drivers/clk/berlin/berlin2-avpll.c index fd0f26c38465..cfcae468e989 100644 --- a/drivers/clk/berlin/berlin2-avpll.c +++ b/drivers/clk/berlin/berlin2-avpll.c @@ -188,7 +188,7 @@ static const struct clk_ops berlin2_avpll_vco_ops = { .recalc_rate = berlin2_avpll_vco_recalc_rate, }; -struct clk * __init berlin2_avpll_vco_register(void __iomem *base, +int __init berlin2_avpll_vco_register(void __iomem *base, const char *name, const char *parent_name, u8 vco_flags, unsigned long flags) { @@ -197,7 +197,7 @@ struct clk * __init berlin2_avpll_vco_register(void __iomem *base, vco = kzalloc(sizeof(*vco), GFP_KERNEL); if (!vco) - return ERR_PTR(-ENOMEM); + return -ENOMEM; vco->base = base; vco->flags = vco_flags; @@ -208,7 +208,7 @@ struct clk * __init berlin2_avpll_vco_register(void __iomem *base, init.num_parents = 1; init.flags = flags; - return clk_register(NULL, &vco->hw); + return clk_hw_register(NULL, &vco->hw); } struct berlin2_avpll_channel { @@ -364,7 +364,7 @@ static const struct clk_ops berlin2_avpll_channel_ops = { */ static const u8 quirk_index[] __initconst = { 0, 6, 5, 4, 3, 2, 1, 7 }; -struct clk * __init berlin2_avpll_channel_register(void __iomem *base, +int __init berlin2_avpll_channel_register(void __iomem *base, const char *name, u8 index, const char *parent_name, u8 ch_flags, unsigned long flags) { @@ -373,7 +373,7 @@ struct clk * __init berlin2_avpll_channel_register(void __iomem *base, ch = kzalloc(sizeof(*ch), GFP_KERNEL); if (!ch) - return ERR_PTR(-ENOMEM); + return -ENOMEM; ch->base = base; if (ch_flags & BERLIN2_AVPLL_SCRAMBLE_QUIRK) @@ -389,5 +389,5 @@ struct clk * __init berlin2_avpll_channel_register(void __iomem *base, init.num_parents = 1; init.flags = flags; - return clk_register(NULL, &ch->hw); + return clk_hw_register(NULL, &ch->hw); } diff --git a/drivers/clk/berlin/berlin2-avpll.h b/drivers/clk/berlin/berlin2-avpll.h index a37f5068d299..17e311153b42 100644 --- a/drivers/clk/berlin/berlin2-avpll.h +++ b/drivers/clk/berlin/berlin2-avpll.h @@ -19,17 +19,13 @@ #ifndef __BERLIN2_AVPLL_H #define __BERLIN2_AVPLL_H -struct clk; - #define BERLIN2_AVPLL_BIT_QUIRK BIT(0) #define BERLIN2_AVPLL_SCRAMBLE_QUIRK BIT(1) -struct clk * __init -berlin2_avpll_vco_register(void __iomem *base, const char *name, +int berlin2_avpll_vco_register(void __iomem *base, const char *name, const char *parent_name, u8 vco_flags, unsigned long flags); -struct clk * __init -berlin2_avpll_channel_register(void __iomem *base, const char *name, +int berlin2_avpll_channel_register(void __iomem *base, const char *name, u8 index, const char *parent_name, u8 ch_flags, unsigned long flags); diff --git a/drivers/clk/berlin/berlin2-div.c b/drivers/clk/berlin/berlin2-div.c index 81ff97f8aa0b..41ab2d392c57 100644 --- a/drivers/clk/berlin/berlin2-div.c +++ b/drivers/clk/berlin/berlin2-div.c @@ -234,7 +234,7 @@ static const struct clk_ops berlin2_div_mux_ops = { .get_parent = berlin2_div_get_parent, }; -struct clk * __init +struct clk_hw * __init berlin2_div_register(const struct berlin2_div_map *map, void __iomem *base, const char *name, u8 div_flags, const char **parent_names, int num_parents, @@ -259,7 +259,7 @@ berlin2_div_register(const struct berlin2_div_map *map, if ((div_flags & BERLIN2_DIV_HAS_MUX) == 0) mux_ops = NULL; - return clk_register_composite(NULL, name, parent_names, num_parents, + return clk_hw_register_composite(NULL, name, parent_names, num_parents, &div->hw, mux_ops, &div->hw, rate_ops, &div->hw, gate_ops, flags); } diff --git a/drivers/clk/berlin/berlin2-div.h b/drivers/clk/berlin/berlin2-div.h index 15e3384f3116..e835ddf8374a 100644 --- a/drivers/clk/berlin/berlin2-div.h +++ b/drivers/clk/berlin/berlin2-div.h @@ -19,7 +19,7 @@ #ifndef __BERLIN2_DIV_H #define __BERLIN2_DIV_H -struct clk; +struct clk_hw; #define BERLIN2_DIV_HAS_GATE BIT(0) #define BERLIN2_DIV_HAS_MUX BIT(1) @@ -80,7 +80,7 @@ struct berlin2_div_data { u8 div_flags; }; -struct clk * __init +struct clk_hw * berlin2_div_register(const struct berlin2_div_map *map, void __iomem *base, const char *name, u8 div_flags, const char **parent_names, int num_parents, diff --git a/drivers/clk/berlin/berlin2-pll.c b/drivers/clk/berlin/berlin2-pll.c index 1c2294d3ba85..4ffbe80f6323 100644 --- a/drivers/clk/berlin/berlin2-pll.c +++ b/drivers/clk/berlin/berlin2-pll.c @@ -84,7 +84,7 @@ static const struct clk_ops berlin2_pll_ops = { .recalc_rate = berlin2_pll_recalc_rate, }; -struct clk * __init +int __init berlin2_pll_register(const struct berlin2_pll_map *map, void __iomem *base, const char *name, const char *parent_name, unsigned long flags) @@ -94,7 +94,7 @@ berlin2_pll_register(const struct berlin2_pll_map *map, pll = kzalloc(sizeof(*pll), GFP_KERNEL); if (!pll) - return ERR_PTR(-ENOMEM); + return -ENOMEM; /* copy pll_map to allow __initconst */ memcpy(&pll->map, map, sizeof(*map)); @@ -106,5 +106,5 @@ berlin2_pll_register(const struct berlin2_pll_map *map, init.num_parents = 1; init.flags = flags; - return clk_register(NULL, &pll->hw); + return clk_hw_register(NULL, &pll->hw); } diff --git a/drivers/clk/berlin/berlin2-pll.h b/drivers/clk/berlin/berlin2-pll.h index 8831ce27ac1e..583e024b9bed 100644 --- a/drivers/clk/berlin/berlin2-pll.h +++ b/drivers/clk/berlin/berlin2-pll.h @@ -19,8 +19,6 @@ #ifndef __BERLIN2_PLL_H #define __BERLIN2_PLL_H -struct clk; - struct berlin2_pll_map { const u8 vcodiv[16]; u8 mult; @@ -29,9 +27,8 @@ struct berlin2_pll_map { u8 divsel_shift; }; -struct clk * __init -berlin2_pll_register(const struct berlin2_pll_map *map, - void __iomem *base, const char *name, - const char *parent_name, unsigned long flags); +int berlin2_pll_register(const struct berlin2_pll_map *map, + void __iomem *base, const char *name, + const char *parent_name, unsigned long flags); #endif /* __BERLIN2_PLL_H */ diff --git a/drivers/clk/berlin/bg2.c b/drivers/clk/berlin/bg2.c index 23e0e3be6c37..edf3b96b3b73 100644 --- a/drivers/clk/berlin/bg2.c +++ b/drivers/clk/berlin/bg2.c @@ -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; diff --git a/drivers/clk/berlin/bg2q.c b/drivers/clk/berlin/bg2q.c index f144547cf76c..0718e831475f 100644 --- a/drivers/clk/berlin/bg2q.c +++ b/drivers/clk/berlin/bg2q.c @@ -46,8 +46,7 @@ #define REG_SDIO1XIN_CLKCTL 0x015c #define MAX_CLKS 28 -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; static void __iomem *cpupll_base; @@ -293,7 +292,15 @@ static void __init berlin2q_clock_setup(struct device_node *np) struct device_node *parent_np = of_get_parent(np); const char *parent_names[9]; struct clk *clk; - int n; + struct clk_hw **hws; + 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) { @@ -317,14 +324,14 @@ static void __init berlin2q_clock_setup(struct device_node *np) } /* simple register PLLs */ - clk = berlin2_pll_register(&bg2q_pll_map, gbase + REG_SYSPLLCTL0, + ret = berlin2_pll_register(&bg2q_pll_map, gbase + REG_SYSPLLCTL0, clk_names[SYSPLL], clk_names[REFCLK], 0); - if (IS_ERR(clk)) + if (ret) goto bg2q_fail; - clk = berlin2_pll_register(&bg2q_pll_map, cpupll_base, + ret = berlin2_pll_register(&bg2q_pll_map, cpupll_base, clk_names[CPUPLL], clk_names[REFCLK], 0); - if (IS_ERR(clk)) + if (ret) goto bg2q_fail; /* TODO: add BG2Q AVPLL */ @@ -342,7 +349,7 @@ static void __init berlin2q_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); } @@ -351,22 +358,22 @@ static void __init berlin2q_clock_setup(struct device_node *np) for (n = 0; n < ARRAY_SIZE(bg2q_gates); n++) { const struct berlin2_gate_data *gd = &bg2q_gates[n]; - clks[CLKID_GFX2DAXI + n] = clk_register_gate(NULL, gd->name, + hws[CLKID_GFX2DAXI + n] = clk_hw_register_gate(NULL, gd->name, gd->parent_name, gd->flags, gbase + REG_CLKENABLE, gd->bit_idx, 0, &lock); } /* cpuclk divider is fixed to 1 */ - clks[CLKID_CPU] = - clk_register_fixed_factor(NULL, "cpu", clk_names[CPUPLL], + hws[CLKID_CPU] = + clk_hw_register_fixed_factor(NULL, "cpu", clk_names[CPUPLL], 0, 1, 1); /* 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", @@ -375,9 +382,7 @@ static void __init berlin2q_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; |