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Diffstat (limited to 'sound/soc/codecs/cs35l56-sdw.c')
-rw-r--r--sound/soc/codecs/cs35l56-sdw.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/sound/soc/codecs/cs35l56-sdw.c b/sound/soc/codecs/cs35l56-sdw.c
index ee14031695a1..3905c9cb188a 100644
--- a/sound/soc/codecs/cs35l56-sdw.c
+++ b/sound/soc/codecs/cs35l56-sdw.c
@@ -393,74 +393,6 @@ static int cs35l56_sdw_update_status(struct sdw_slave *peripheral,
return 0;
}
-static int cs35l63_sdw_kick_divider(struct cs35l56_private *cs35l56,
- struct sdw_slave *peripheral)
-{
- unsigned int curr_scale_reg, next_scale_reg;
- int curr_scale, next_scale, ret;
-
- if (!cs35l56->base.init_done)
- return 0;
-
- if (peripheral->bus->params.curr_bank) {
- curr_scale_reg = SDW_SCP_BUSCLOCK_SCALE_B1;
- next_scale_reg = SDW_SCP_BUSCLOCK_SCALE_B0;
- } else {
- curr_scale_reg = SDW_SCP_BUSCLOCK_SCALE_B0;
- next_scale_reg = SDW_SCP_BUSCLOCK_SCALE_B1;
- }
-
- /*
- * Current clock scale value must be different to new value.
- * Modify current to guarantee this. If next still has the dummy
- * value we wrote when it was current, the core code has not set
- * a new scale so restore its original good value
- */
- curr_scale = sdw_read_no_pm(peripheral, curr_scale_reg);
- if (curr_scale < 0) {
- dev_err(cs35l56->base.dev, "Failed to read current clock scale: %d\n", curr_scale);
- return curr_scale;
- }
-
- next_scale = sdw_read_no_pm(peripheral, next_scale_reg);
- if (next_scale < 0) {
- dev_err(cs35l56->base.dev, "Failed to read next clock scale: %d\n", next_scale);
- return next_scale;
- }
-
- if (next_scale == CS35L56_SDW_INVALID_BUS_SCALE) {
- next_scale = cs35l56->old_sdw_clock_scale;
- ret = sdw_write_no_pm(peripheral, next_scale_reg, next_scale);
- if (ret < 0) {
- dev_err(cs35l56->base.dev, "Failed to modify current clock scale: %d\n",
- ret);
- return ret;
- }
- }
-
- cs35l56->old_sdw_clock_scale = curr_scale;
- ret = sdw_write_no_pm(peripheral, curr_scale_reg, CS35L56_SDW_INVALID_BUS_SCALE);
- if (ret < 0) {
- dev_err(cs35l56->base.dev, "Failed to modify current clock scale: %d\n", ret);
- return ret;
- }
-
- dev_dbg(cs35l56->base.dev, "Next bus scale: %#x\n", next_scale);
-
- return 0;
-}
-
-static int cs35l56_sdw_bus_config(struct sdw_slave *peripheral,
- struct sdw_bus_params *params)
-{
- struct cs35l56_private *cs35l56 = dev_get_drvdata(&peripheral->dev);
-
- if ((cs35l56->base.type == 0x63) && (cs35l56->base.rev < 0xa1))
- return cs35l63_sdw_kick_divider(cs35l56, peripheral);
-
- return 0;
-}
-
static int __maybe_unused cs35l56_sdw_clk_stop(struct sdw_slave *peripheral,
enum sdw_clk_stop_mode mode,
enum sdw_clk_stop_type type)
@@ -476,7 +408,6 @@ static const struct sdw_slave_ops cs35l56_sdw_ops = {
.read_prop = cs35l56_sdw_read_prop,
.interrupt_callback = cs35l56_sdw_interrupt,
.update_status = cs35l56_sdw_update_status,
- .bus_config = cs35l56_sdw_bus_config,
#ifdef DEBUG
.clk_stop = cs35l56_sdw_clk_stop,
#endif