summaryrefslogtreecommitdiff
path: root/drivers/clk
diff options
context:
space:
mode:
authorGeorgi Djakov <georgi.djakov@linaro.org>2017-08-24 20:36:44 +0300
committerStephen Boyd <sboyd@codeaurora.org>2017-11-01 23:43:42 -0700
commita49580ec9af037b932d04f48ae83fc4a3bd9b0a4 (patch)
treefa0a16d1e8fd71caab78bc2c1461a8c3dccc9f6d /drivers/clk
parent2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff)
clk: qcom: Remove unused RCG ops
The RCGs ops for shared branches are not used now, so remove it. Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk')
-rw-r--r--drivers/clk/qcom/clk-rcg.h3
-rw-r--r--drivers/clk/qcom/clk-rcg2.c79
2 files changed, 0 insertions, 82 deletions
diff --git a/drivers/clk/qcom/clk-rcg.h b/drivers/clk/qcom/clk-rcg.h
index 1b3e8d265bdb..a2495457e564 100644
--- a/drivers/clk/qcom/clk-rcg.h
+++ b/drivers/clk/qcom/clk-rcg.h
@@ -156,7 +156,6 @@ extern const struct clk_ops clk_dyn_rcg_ops;
* @hid_width: number of bits in half integer divider
* @parent_map: map from software's parent index to hardware's src_sel field
* @freq_tbl: frequency table
- * @current_freq: last cached frequency when using branches with shared RCGs
* @clkr: regmap clock handle
*
*/
@@ -166,7 +165,6 @@ struct clk_rcg2 {
u8 hid_width;
const struct parent_map *parent_map;
const struct freq_tbl *freq_tbl;
- unsigned long current_freq;
struct clk_regmap clkr;
};
@@ -174,7 +172,6 @@ struct clk_rcg2 {
extern const struct clk_ops clk_rcg2_ops;
extern const struct clk_ops clk_rcg2_floor_ops;
-extern const struct clk_ops clk_rcg2_shared_ops;
extern const struct clk_ops clk_edp_pixel_ops;
extern const struct clk_ops clk_byte_ops;
extern const struct clk_ops clk_byte2_ops;
diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c
index 1a0985ae20d2..bbeaf9c09dbb 100644
--- a/drivers/clk/qcom/clk-rcg2.c
+++ b/drivers/clk/qcom/clk-rcg2.c
@@ -358,85 +358,6 @@ const struct clk_ops clk_rcg2_floor_ops = {
};
EXPORT_SYMBOL_GPL(clk_rcg2_floor_ops);
-static int clk_rcg2_shared_force_enable(struct clk_hw *hw, unsigned long rate)
-{
- struct clk_rcg2 *rcg = to_clk_rcg2(hw);
- const char *name = clk_hw_get_name(hw);
- int ret, count;
-
- /* force enable RCG */
- ret = regmap_update_bits(rcg->clkr.regmap, rcg->cmd_rcgr + CMD_REG,
- CMD_ROOT_EN, CMD_ROOT_EN);
- if (ret)
- return ret;
-
- /* wait for RCG to turn ON */
- for (count = 500; count > 0; count--) {
- ret = clk_rcg2_is_enabled(hw);
- if (ret)
- break;
- udelay(1);
- }
- if (!count)
- pr_err("%s: RCG did not turn on\n", name);
-
- /* set clock rate */
- ret = __clk_rcg2_set_rate(hw, rate, CEIL);
- if (ret)
- return ret;
-
- /* clear force enable RCG */
- return regmap_update_bits(rcg->clkr.regmap, rcg->cmd_rcgr + CMD_REG,
- CMD_ROOT_EN, 0);
-}
-
-static int clk_rcg2_shared_set_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long parent_rate)
-{
- struct clk_rcg2 *rcg = to_clk_rcg2(hw);
-
- /* cache the rate */
- rcg->current_freq = rate;
-
- if (!__clk_is_enabled(hw->clk))
- return 0;
-
- return clk_rcg2_shared_force_enable(hw, rcg->current_freq);
-}
-
-static unsigned long
-clk_rcg2_shared_recalc_rate(struct clk_hw *hw, unsigned long parent_rate)
-{
- struct clk_rcg2 *rcg = to_clk_rcg2(hw);
-
- return rcg->current_freq = clk_rcg2_recalc_rate(hw, parent_rate);
-}
-
-static int clk_rcg2_shared_enable(struct clk_hw *hw)
-{
- struct clk_rcg2 *rcg = to_clk_rcg2(hw);
-
- return clk_rcg2_shared_force_enable(hw, rcg->current_freq);
-}
-
-static void clk_rcg2_shared_disable(struct clk_hw *hw)
-{
- struct clk_rcg2 *rcg = to_clk_rcg2(hw);
-
- /* switch to XO, which is the lowest entry in the freq table */
- clk_rcg2_shared_set_rate(hw, rcg->freq_tbl[0].freq, 0);
-}
-
-const struct clk_ops clk_rcg2_shared_ops = {
- .enable = clk_rcg2_shared_enable,
- .disable = clk_rcg2_shared_disable,
- .get_parent = clk_rcg2_get_parent,
- .recalc_rate = clk_rcg2_shared_recalc_rate,
- .determine_rate = clk_rcg2_determine_rate,
- .set_rate = clk_rcg2_shared_set_rate,
-};
-EXPORT_SYMBOL_GPL(clk_rcg2_shared_ops);
-
struct frac_entry {
int num;
int den;