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pwm: meson: switch to using struct clk_parent_data for mux parents
We'll use struct clk_parent_data for mux/div/gate initialization in the follow-up patches. As a first step switch the mux from using parent_names to clk_parent_data. Suggested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Tested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
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1 changed files with 9 additions and 2 deletions
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@ -61,6 +61,7 @@
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#define MISC_A_EN BIT(0)
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#define MESON_NUM_PWMS 2
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#define MESON_MAX_MUX_PARENTS 4
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static struct meson_pwm_channel_data {
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u8 reg_offset;
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@ -477,21 +478,27 @@ MODULE_DEVICE_TABLE(of, meson_pwm_matches);
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static int meson_pwm_init_channels(struct meson_pwm *meson)
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{
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struct clk_parent_data mux_parent_data[MESON_MAX_MUX_PARENTS] = {};
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struct device *dev = meson->chip.dev;
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struct clk_init_data init;
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unsigned int i;
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char name[255];
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int err;
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for (i = 0; i < meson->data->num_parents; i++) {
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mux_parent_data[i].index = -1;
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mux_parent_data[i].name = meson->data->parent_names[i];
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}
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for (i = 0; i < meson->chip.npwm; i++) {
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struct meson_pwm_channel *channel = &meson->channels[i];
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struct clk_init_data init = {};
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snprintf(name, sizeof(name), "%s#mux%u", dev_name(dev), i);
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init.name = name;
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init.ops = &clk_mux_ops;
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init.flags = 0;
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init.parent_names = meson->data->parent_names;
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init.parent_data = mux_parent_data;
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init.num_parents = meson->data->num_parents;
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channel->mux.reg = meson->base + REG_MISC_AB;
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