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Searched refs:parent_clk (Results 1 – 17 of 17) sorted by relevance

/linux/drivers/clk/bcm/
H A Dclk-bcm2835-aux.c21 struct clk *parent_clk; in bcm2835_aux_clk_probe() local
24 parent_clk = devm_clk_get(dev, NULL); in bcm2835_aux_clk_probe()
25 if (IS_ERR(parent_clk)) in bcm2835_aux_clk_probe()
26 return PTR_ERR(parent_clk); in bcm2835_aux_clk_probe()
27 parent = __clk_get_name(parent_clk); in bcm2835_aux_clk_probe()
/linux/drivers/clk/samsung/
H A Dclk-exynos-arm64.c117 struct clk *parent_clk; in exynos_arm64_enable_bus_clk() local
125 parent_clk = clk_get(dev, cmu->clk_name); in exynos_arm64_enable_bus_clk()
128 data->clk = parent_clk; in exynos_arm64_enable_bus_clk()
130 parent_clk = of_clk_get_by_name(np, cmu->clk_name); in exynos_arm64_enable_bus_clk()
133 if (IS_ERR(parent_clk)) in exynos_arm64_enable_bus_clk()
134 return PTR_ERR(parent_clk); in exynos_arm64_enable_bus_clk()
136 return clk_prepare_enable(parent_clk); in exynos_arm64_enable_bus_clk()
/linux/drivers/clk/
H A Dclk-bd718x7.c83 const char *parent_clk; in bd71837_clk_probe() local
100 parent_clk = of_clk_get_parent_name(parent->of_node, 0); in bd71837_clk_probe()
102 init.parent_names = &parent_clk; in bd71837_clk_probe()
103 if (!parent_clk) { in bd71837_clk_probe()
/linux/sound/soc/ti/
H A Domap-dmic.c282 struct clk *parent_clk, *mux; in omap_dmic_select_fclk() local
324 parent_clk = clk_get(dmic->dev, parent_clk_name); in omap_dmic_select_fclk()
325 if (IS_ERR(parent_clk)) { in omap_dmic_select_fclk()
333 clk_put(parent_clk); in omap_dmic_select_fclk()
341 ret = clk_set_parent(mux, parent_clk); in omap_dmic_select_fclk()
344 ret = clk_set_parent(mux, parent_clk); in omap_dmic_select_fclk()
358 clk_put(parent_clk); in omap_dmic_select_fclk()
H A Ddavinci-mcasp.c1837 struct clk *gfclk, *parent_clk; in mcasp_reparent_fck() local
1856 parent_clk = clk_get(NULL, parent_name); in mcasp_reparent_fck()
1857 if (IS_ERR(parent_clk)) { in mcasp_reparent_fck()
1859 ret = PTR_ERR(parent_clk); in mcasp_reparent_fck()
1863 ret = clk_set_parent(gfclk, parent_clk); in mcasp_reparent_fck()
1870 clk_put(parent_clk); in mcasp_reparent_fck()
/linux/drivers/iio/adc/
H A Dingenic-adc.c316 struct clk *parent_clk; in jz4725b_adc_init_clk_div() local
320 parent_clk = clk_get_parent(adc->clk); in jz4725b_adc_init_clk_div()
321 if (!parent_clk) { in jz4725b_adc_init_clk_div()
325 parent_rate = clk_get_rate(parent_clk); in jz4725b_adc_init_clk_div()
352 struct clk *parent_clk; in jz4770_adc_init_clk_div() local
356 parent_clk = clk_get_parent(adc->clk); in jz4770_adc_init_clk_div()
357 if (!parent_clk) { in jz4770_adc_init_clk_div()
361 parent_rate = clk_get_rate(parent_clk); in jz4770_adc_init_clk_div()
/linux/drivers/video/fbdev/omap2/omapfb/dss/
H A Ddss.c77 struct clk *parent_clk; member
523 if (dss.parent_clk == NULL) { in dss_div_calc()
538 prate = clk_get_rate(dss.parent_clk); in dss_div_calc()
588 if (dss.parent_clk == NULL) { in dss_setup_default_clock()
591 prate = clk_get_rate(dss.parent_clk); in dss_setup_default_clock()
754 dss.parent_clk = clk; in dss_get_clocks()
761 if (dss.parent_clk) in dss_put_clocks()
762 clk_put(dss.parent_clk); in dss_put_clocks()
/linux/drivers/i2c/busses/
H A Di2c-aspeed.c1002 struct clk *parent_clk; in aspeed_i2c_probe_bus() local
1013 parent_clk = devm_clk_get(&pdev->dev, NULL); in aspeed_i2c_probe_bus()
1014 if (IS_ERR(parent_clk)) in aspeed_i2c_probe_bus()
1015 return PTR_ERR(parent_clk); in aspeed_i2c_probe_bus()
1016 bus->parent_clk_frequency = clk_get_rate(parent_clk); in aspeed_i2c_probe_bus()
1018 devm_clk_put(&pdev->dev, parent_clk); in aspeed_i2c_probe_bus()
H A Di2c-mt65xx.c871 static int mtk_i2c_set_speed(struct mtk_i2c *i2c, unsigned int parent_clk) in mtk_i2c_set_speed() argument
884 parent_clk /= i2c->clk_src_div; in mtk_i2c_set_speed()
894 clk_src = parent_clk / clk_div; in mtk_i2c_set_speed()
/linux/drivers/gpu/drm/omapdrm/dss/
H A Ddss.c611 if (dss->parent_clk == NULL) { in dss_div_calc()
626 prate = clk_get_rate(dss->parent_clk); in dss_div_calc()
680 if (dss->parent_clk == NULL) { in dss_setup_default_clock()
683 prate = clk_get_rate(dss->parent_clk); in dss_setup_default_clock()
844 dss->parent_clk = clk; in dss_get_clocks()
851 if (dss->parent_clk) in dss_put_clocks()
852 clk_put(dss->parent_clk); in dss_put_clocks()
/linux/drivers/gpu/drm/ingenic/
H A Dingenic-drm-drv.c1086 struct clk *parent_clk; in ingenic_drm_bind() local
1345 parent_clk = clk_get_parent(priv->lcd_clk); in ingenic_drm_bind()
1346 parent_rate = clk_get_rate(parent_clk); in ingenic_drm_bind()
1376 parent_clk = clk_get_parent(priv->pix_clk); in ingenic_drm_bind()
1377 ret = clk_notifier_register(parent_clk, &priv->clock_nb); in ingenic_drm_bind()
1410 clk_notifier_unregister(parent_clk, &priv->clock_nb); in ingenic_drm_bind()
1429 struct clk *parent_clk = clk_get_parent(priv->pix_clk); in ingenic_drm_unbind() local
1431 clk_notifier_unregister(parent_clk, &priv->clock_nb); in ingenic_drm_unbind()
/linux/drivers/clk/microchip/
H A Dclk-core.c390 struct clk_hw *parent_clk, *best_parent_clk = NULL; in roclk_determine_rate() local
398 parent_clk = clk_hw_get_parent_by_index(hw, i); in roclk_determine_rate()
399 if (!parent_clk) in roclk_determine_rate()
403 parent_rate = clk_hw_get_rate(parent_clk); in roclk_determine_rate()
410 best_parent_clk = parent_clk; in roclk_determine_rate()
/linux/sound/soc/stm/
H A Dstm32_i2s.c367 struct clk *parent_clk; in stm32_i2s_set_parent_clock() local
371 parent_clk = i2s->x11kclk; in stm32_i2s_set_parent_clock()
373 parent_clk = i2s->x8kclk; in stm32_i2s_set_parent_clock()
375 ret = clk_set_parent(i2s->i2sclk, parent_clk); in stm32_i2s_set_parent_clock()
H A Dstm32_sai_sub.c385 struct clk *parent_clk = sai->pdata->clk_x8k; in stm32_sai_set_parent_clk() local
389 parent_clk = sai->pdata->clk_x11k; in stm32_sai_set_parent_clk()
391 ret = clk_set_parent(sai->sai_ck, parent_clk); in stm32_sai_set_parent_clk()
/linux/drivers/tty/serial/
H A Dserial-tegra.c1294 struct clk *parent_clk = clk_get_parent(tup->uart_clk); in tegra_uart_set_termios() local
1295 unsigned long parent_clk_rate = clk_get_rate(parent_clk); in tegra_uart_set_termios()
/linux/sound/soc/codecs/
H A Drt5682s.c2642 struct clk *parent_clk; in rt5682s_wclk_set_rate() local
2656 parent_clk = clk_get_parent(hw->clk); in rt5682s_wclk_set_rate()
2657 if (!parent_clk) in rt5682s_wclk_set_rate()
/linux/drivers/clk/meson/
H A Dmeson8b.c3742 struct clk_hw *parent_clk; in meson8b_cpu_clk_notifier_cb() local
3748 parent_clk = clk_hw_get_parent_by_index(nb_data->cpu_clk, 0); in meson8b_cpu_clk_notifier_cb()
3753 parent_clk = clk_hw_get_parent_by_index(nb_data->cpu_clk, 1); in meson8b_cpu_clk_notifier_cb()
3760 ret = clk_hw_set_parent(nb_data->cpu_clk, parent_clk); in meson8b_cpu_clk_notifier_cb()