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authorMichael Turquette <mturquette@baylibre.com>2016-07-21 20:30:54 -0400
committerMichael Turquette <mturquette@baylibre.com>2016-07-21 20:30:54 -0400
commitd22527fed2f094c2e4f9a66f35b68a090c3d906a (patch)
tree4c234f16ec9ca21c48e33ae0edd373d3b6b5d52a /drivers/clk/sunxi
parentb328d2c110ad7b45af9cde2bce70803df28e9553 (diff)
parentf96423f483b1a7854270335b319e8d1cdd6f3585 (diff)
Merge branch 'clk-fixes' into clk-next
Diffstat (limited to 'drivers/clk/sunxi')
-rw-r--r--drivers/clk/sunxi/clk-sun4i-display.c5
-rw-r--r--drivers/clk/sunxi/clk-sun4i-tcon-ch1.c4
2 files changed, 4 insertions, 5 deletions
diff --git a/drivers/clk/sunxi/clk-sun4i-display.c b/drivers/clk/sunxi/clk-sun4i-display.c
index 445a7498d6df..9780fac6d029 100644
--- a/drivers/clk/sunxi/clk-sun4i-display.c
+++ b/drivers/clk/sunxi/clk-sun4i-display.c
@@ -33,6 +33,8 @@ struct sun4i_a10_display_clk_data {
33 33
34 u8 width_div; 34 u8 width_div;
35 u8 width_mux; 35 u8 width_mux;
36
37 u32 flags;
36}; 38};
37 39
38struct reset_data { 40struct reset_data {
@@ -166,7 +168,7 @@ static void __init sun4i_a10_display_init(struct device_node *node,
166 data->has_div ? &div->hw : NULL, 168 data->has_div ? &div->hw : NULL,
167 data->has_div ? &clk_divider_ops : NULL, 169 data->has_div ? &clk_divider_ops : NULL,
168 &gate->hw, &clk_gate_ops, 170 &gate->hw, &clk_gate_ops,
169 0); 171 data->flags);
170 if (IS_ERR(clk)) { 172 if (IS_ERR(clk)) {
171 pr_err("%s: Couldn't register the clock\n", clk_name); 173 pr_err("%s: Couldn't register the clock\n", clk_name);
172 goto free_div; 174 goto free_div;
@@ -232,6 +234,7 @@ static const struct sun4i_a10_display_clk_data sun4i_a10_tcon_ch0_data __initcon
232 .offset_rst = 29, 234 .offset_rst = 29,
233 .offset_mux = 24, 235 .offset_mux = 24,
234 .width_mux = 2, 236 .width_mux = 2,
237 .flags = CLK_SET_RATE_PARENT,
235}; 238};
236 239
237static void __init sun4i_a10_tcon_ch0_setup(struct device_node *node) 240static void __init sun4i_a10_tcon_ch0_setup(struct device_node *node)
diff --git a/drivers/clk/sunxi/clk-sun4i-tcon-ch1.c b/drivers/clk/sunxi/clk-sun4i-tcon-ch1.c
index 98a4582de56a..b6d29d1bedca 100644
--- a/drivers/clk/sunxi/clk-sun4i-tcon-ch1.c
+++ b/drivers/clk/sunxi/clk-sun4i-tcon-ch1.c
@@ -79,15 +79,11 @@ static int tcon_ch1_is_enabled(struct clk_hw *hw)
79static u8 tcon_ch1_get_parent(struct clk_hw *hw) 79static u8 tcon_ch1_get_parent(struct clk_hw *hw)
80{ 80{
81 struct tcon_ch1_clk *tclk = hw_to_tclk(hw); 81 struct tcon_ch1_clk *tclk = hw_to_tclk(hw);
82 int num_parents = clk_hw_get_num_parents(hw);
83 u32 reg; 82 u32 reg;
84 83
85 reg = readl(tclk->reg) >> TCON_CH1_SCLK2_MUX_SHIFT; 84 reg = readl(tclk->reg) >> TCON_CH1_SCLK2_MUX_SHIFT;
86 reg &= reg >> TCON_CH1_SCLK2_MUX_MASK; 85 reg &= reg >> TCON_CH1_SCLK2_MUX_MASK;
87 86
88 if (reg >= num_parents)
89 return -EINVAL;
90
91 return reg; 87 return reg;
92} 88}
93 89