diff options
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/sunxi/clk-sunxi.c | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c index 0bb0eb4ed21..8492ad1d536 100644 --- a/drivers/clk/sunxi/clk-sunxi.c +++ b/drivers/clk/sunxi/clk-sunxi.c @@ -33,16 +33,36 @@ static DEFINE_SPINLOCK(clk_lock); static void __init sunxi_osc_clk_setup(struct device_node *node) { struct clk *clk; + struct clk_fixed_rate *fixed; + struct clk_gate *gate; const char *clk_name = node->name; - const char *parent; - void *reg; + u32 rate; - reg = of_iomap(node, 0); + /* allocate fixed-rate and gate clock structs */ + fixed = kzalloc(sizeof(struct clk_fixed_rate), GFP_KERNEL); + if (!fixed) + return; + gate = kzalloc(sizeof(struct clk_gate), GFP_KERNEL); + if (!gate) { + kfree(fixed); + return; + } - parent = of_clk_get_parent_name(node, 0); + if (of_property_read_u32(node, "clock-frequency", &rate)) + return; + + /* set up gate and fixed rate properties */ + gate->reg = of_iomap(node, 0); + gate->bit_idx = SUNXI_OSC24M_GATE; + gate->lock = &clk_lock; + fixed->fixed_rate = rate; - clk = clk_register_gate(NULL, clk_name, parent, 0, reg, - SUNXI_OSC24M_GATE, 0, &clk_lock); + clk = clk_register_composite(NULL, clk_name, + NULL, 0, + NULL, NULL, + &fixed->hw, &clk_fixed_rate_ops, + &gate->hw, &clk_gate_ops, + CLK_IS_ROOT); if (clk) { of_clk_add_provider(node, of_clk_src_simple_get, clk); @@ -380,7 +400,6 @@ static void __init sunxi_gates_clk_setup(struct device_node *node, /* Matches for of_clk_init */ static const __initconst struct of_device_id clk_match[] = { - {.compatible = "fixed-clock", .data = of_fixed_clk_setup,}, {.compatible = "allwinner,sun4i-osc-clk", .data = sunxi_osc_clk_setup,}, {} }; |