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Searched refs:parent_clk (Results 1 – 16 of 16) sorted by relevance

/Linux-v4.19/drivers/clk/bcm/
Dclk-bcm2835-aux.c29 struct clk *parent_clk; in bcm2835_aux_clk_probe() local
33 parent_clk = devm_clk_get(dev, NULL); in bcm2835_aux_clk_probe()
34 if (IS_ERR(parent_clk)) in bcm2835_aux_clk_probe()
35 return PTR_ERR(parent_clk); in bcm2835_aux_clk_probe()
36 parent = __clk_get_name(parent_clk); in bcm2835_aux_clk_probe()
/Linux-v4.19/sound/soc/omap/
Domap-dmic.c286 struct clk *parent_clk, *mux; in omap_dmic_select_fclk() local
328 parent_clk = clk_get(dmic->dev, parent_clk_name); in omap_dmic_select_fclk()
329 if (IS_ERR(parent_clk)) { in omap_dmic_select_fclk()
337 clk_put(parent_clk); in omap_dmic_select_fclk()
345 ret = clk_set_parent(mux, parent_clk); in omap_dmic_select_fclk()
348 ret = clk_set_parent(mux, parent_clk); in omap_dmic_select_fclk()
362 clk_put(parent_clk); in omap_dmic_select_fclk()
/Linux-v4.19/drivers/clk/samsung/
Dclk-cpu.c413 struct clk *parent_clk; in exynos_register_cpu_clock() local
443 parent_clk = __clk_lookup(parent); in exynos_register_cpu_clock()
444 if (!parent_clk) { in exynos_register_cpu_clock()
451 ret = clk_notifier_register(parent_clk, &cpuclk->clk_nb); in exynos_register_cpu_clock()
476 clk_notifier_unregister(parent_clk, &cpuclk->clk_nb); in exynos_register_cpu_clock()
/Linux-v4.19/drivers/video/fbdev/omap2/omapfb/dss/
Ddss.c87 struct clk *parent_clk; member
533 if (dss.parent_clk == NULL) { in dss_div_calc()
548 prate = clk_get_rate(dss.parent_clk); in dss_div_calc()
598 if (dss.parent_clk == NULL) { in dss_setup_default_clock()
601 prate = clk_get_rate(dss.parent_clk); in dss_setup_default_clock()
764 dss.parent_clk = clk; in dss_get_clocks()
771 if (dss.parent_clk) in dss_put_clocks()
772 clk_put(dss.parent_clk); in dss_put_clocks()
/Linux-v4.19/drivers/mmc/host/
Dmeson-mx-sdio.c107 struct clk *parent_clk; member
574 clk_get_rate(host->parent_clk)); in meson_mx_mmc_add_host()
595 clk_fixed_factor_parent = __clk_get_name(host->parent_clk); in meson_mx_mmc_register_clks()
684 host->parent_clk = devm_clk_get(host->controller_dev, "clkin"); in meson_mx_mmc_probe()
685 if (IS_ERR(host->parent_clk)) { in meson_mx_mmc_probe()
686 ret = PTR_ERR(host->parent_clk); in meson_mx_mmc_probe()
/Linux-v4.19/sound/soc/sh/
Dsiu_dai.c628 struct clk *siu_clk, *parent_clk; in siu_dai_set_sysclk() local
665 parent_clk = clk_get(dai->dev, parent_name); in siu_dai_set_sysclk()
666 if (IS_ERR(parent_clk)) { in siu_dai_set_sysclk()
667 ret = PTR_ERR(parent_clk); in siu_dai_set_sysclk()
672 ret = clk_set_parent(siu_clk, parent_clk); in siu_dai_set_sysclk()
684 clk_put(parent_clk); in siu_dai_set_sysclk()
/Linux-v4.19/drivers/i2c/busses/
Di2c-aspeed.c835 struct clk *parent_clk; in aspeed_i2c_probe_bus() local
848 parent_clk = devm_clk_get(&pdev->dev, NULL); in aspeed_i2c_probe_bus()
849 if (IS_ERR(parent_clk)) in aspeed_i2c_probe_bus()
850 return PTR_ERR(parent_clk); in aspeed_i2c_probe_bus()
851 bus->parent_clk_frequency = clk_get_rate(parent_clk); in aspeed_i2c_probe_bus()
853 devm_clk_put(&pdev->dev, parent_clk); in aspeed_i2c_probe_bus()
Di2c-mt65xx.c388 static int mtk_i2c_set_speed(struct mtk_i2c *i2c, unsigned int parent_clk) in mtk_i2c_set_speed() argument
396 clk_src = parent_clk / i2c->clk_src_div; in mtk_i2c_set_speed()
/Linux-v4.19/drivers/clk/sirf/
Dclk-common.c170 struct clk_hw *parent_clk = clk_hw_get_parent(hw); in cpu_clk_round_rate() local
171 struct clk_hw *pll_parent_clk = clk_hw_get_parent(parent_clk); in cpu_clk_round_rate()
173 return pll_clk_round_rate(parent_clk, rate, &pll_parent_rate); in cpu_clk_round_rate()
183 struct clk_hw *parent_clk = clk_hw_get_parent(hw); in cpu_clk_recalc_rate() local
184 return clk_hw_get_rate(parent_clk); in cpu_clk_recalc_rate()
/Linux-v4.19/drivers/gpu/drm/omapdrm/dss/
Ddss.c624 if (dss->parent_clk == NULL) { in dss_div_calc()
639 prate = clk_get_rate(dss->parent_clk); in dss_div_calc()
699 if (dss->parent_clk == NULL) { in dss_setup_default_clock()
702 prate = clk_get_rate(dss->parent_clk); in dss_setup_default_clock()
863 dss->parent_clk = clk; in dss_get_clocks()
870 if (dss->parent_clk) in dss_put_clocks()
871 clk_put(dss->parent_clk); in dss_put_clocks()
Ddss.h241 struct clk *parent_clk; member
/Linux-v4.19/drivers/spi/
Dspi-mt65xx.c98 struct clk *parent_clk, *sel_clk, *spi_clk; member
676 mdata->parent_clk = devm_clk_get(&pdev->dev, "parent-clk"); in mtk_spi_probe()
677 if (IS_ERR(mdata->parent_clk)) { in mtk_spi_probe()
678 ret = PTR_ERR(mdata->parent_clk); in mtk_spi_probe()
703 ret = clk_set_parent(mdata->sel_clk, mdata->parent_clk); in mtk_spi_probe()
/Linux-v4.19/drivers/clk/microchip/
Dclk-core.c395 struct clk_hw *parent_clk, *best_parent_clk = NULL; in roclk_determine_rate() local
403 parent_clk = clk_hw_get_parent_by_index(hw, i); in roclk_determine_rate()
404 if (!parent_clk) in roclk_determine_rate()
408 parent_rate = clk_hw_get_rate(parent_clk); in roclk_determine_rate()
415 best_parent_clk = parent_clk; in roclk_determine_rate()
/Linux-v4.19/drivers/clk/meson/
Daxg-audio.c687 struct clk *parent_clk = devm_clk_get(dev, name); in axg_register_clk_hw_input() local
690 if (IS_ERR(parent_clk)) { in axg_register_clk_hw_input()
691 int err = PTR_ERR(parent_clk); in axg_register_clk_hw_input()
703 __clk_get_name(parent_clk)); in axg_register_clk_hw_input()
/Linux-v4.19/sound/soc/davinci/
Ddavinci-mcasp.c1557 struct clk *gfclk, *parent_clk; in mcasp_reparent_fck() local
1576 parent_clk = clk_get(NULL, parent_name); in mcasp_reparent_fck()
1577 if (IS_ERR(parent_clk)) { in mcasp_reparent_fck()
1579 ret = PTR_ERR(parent_clk); in mcasp_reparent_fck()
1583 ret = clk_set_parent(gfclk, parent_clk); in mcasp_reparent_fck()
1590 clk_put(parent_clk); in mcasp_reparent_fck()
/Linux-v4.19/drivers/tty/serial/
Dserial-tegra.c1071 struct clk *parent_clk = clk_get_parent(tup->uart_clk); in tegra_uart_set_termios() local
1072 unsigned long parent_clk_rate = clk_get_rate(parent_clk); in tegra_uart_set_termios()