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/kernel/linux/linux-4.19/drivers/clk/
Dclk-divider.c4 * Copyright (C) 2011-2012 Mike Turquette, Linaro Ltd <mturquette@linaro.org>
10 * Adjustable divider clock implementation
13 #include <linux/clk-provider.h>
22 * DOC: basic adjustable divider clock that cannot gate
24 * Traits of this clock:
25 * prepare - clk_prepare only ensures that parents are prepared
26 * enable - clk_enable only ensures that parents are enabled
27 * rate - rate is adjustable. clk->rate = ceiling(parent->rate / divisor)
28 * parent - fixed parent. No clk_set_parent support
37 for (clkt = table; clkt->div; clkt++) in _get_table_maxdiv()
[all …]
/kernel/linux/linux-4.19/arch/arm/boot/dts/
Dam43xx-clocks.dtsi2 * Device Tree Source for AM43xx clock data
12 #clock-cells = <0>;
13 compatible = "ti,mux-clock";
15 ti,bit-shift = <31>;
20 #clock-cells = <0>;
21 compatible = "ti,mux-clock";
23 ti,bit-shift = <29>;
28 #clock-cells = <0>;
29 compatible = "ti,mux-clock";
31 ti,bit-shift = <22>;
[all …]
Ddra7xx-clocks.dtsi2 * Device Tree Source for DRA7xx clock data
12 #clock-cells = <0>;
13 compatible = "ti,dra7-atl-clock";
18 #clock-cells = <0>;
19 compatible = "ti,dra7-atl-clock";
24 #clock-cells = <0>;
25 compatible = "ti,dra7-atl-clock";
30 #clock-cells = <0>;
31 compatible = "ti,dra7-atl-clock";
36 #clock-cells = <0>;
[all …]
Dam33xx-clocks.dtsi2 * Device Tree Source for AM33xx clock data
12 #clock-cells = <0>;
13 compatible = "ti,mux-clock";
15 ti,bit-shift = <22>;
20 #clock-cells = <0>;
21 compatible = "fixed-factor-clock";
23 clock-mult = <1>;
24 clock-div = <1>;
28 #clock-cells = <0>;
29 compatible = "fixed-factor-clock";
[all …]
Domap54xx-clocks.dtsi2 * Device Tree Source for OMAP5 clock data
12 #clock-cells = <0>;
13 compatible = "fixed-clock";
14 clock-frequency = <12000000>;
18 #clock-cells = <0>;
19 compatible = "ti,gate-clock";
21 ti,bit-shift = <8>;
26 #clock-cells = <0>;
27 compatible = "fixed-clock";
28 clock-frequency = <32768>;
[all …]
Domap44xx-clocks.dtsi2 * Device Tree Source for OMAP4 clock data
12 #clock-cells = <0>;
13 compatible = "fixed-clock";
14 clock-frequency = <59000000>;
18 #clock-cells = <0>;
19 compatible = "fixed-clock";
20 clock-frequency = <12000000>;
24 #clock-cells = <0>;
25 compatible = "ti,gate-clock";
27 ti,bit-shift = <8>;
[all …]
Domap36xx-omap3430es2plus-clocks.dtsi2 * Device Tree Source for OMAP34xx/OMAP36xx clock data
12 #clock-cells = <0>;
13 compatible = "ti,composite-no-wait-gate-clock";
15 ti,bit-shift = <0>;
20 #clock-cells = <0>;
21 compatible = "ti,composite-divider-clock";
23 ti,bit-shift = <8>;
29 #clock-cells = <0>;
30 compatible = "ti,composite-clock";
35 #clock-cells = <0>;
[all …]
Domap3xxx-clocks.dtsi2 * Device Tree Source for OMAP3 clock data
12 #clock-cells = <0>;
13 compatible = "fixed-clock";
14 clock-frequency = <16800000>;
18 #clock-cells = <0>;
19 compatible = "ti,mux-clock";
25 #clock-cells = <0>;
26 compatible = "ti,divider-clock";
28 ti,bit-shift = <6>;
29 ti,max-div = <3>;
[all …]
/kernel/linux/linux-5.10/arch/arm/boot/dts/
Ddra7xx-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for DRA7xx clock data
9 #clock-cells = <0>;
10 compatible = "ti,dra7-atl-clock";
15 #clock-cells = <0>;
16 compatible = "ti,dra7-atl-clock";
21 #clock-cells = <0>;
22 compatible = "ti,dra7-atl-clock";
27 #clock-cells = <0>;
28 compatible = "ti,dra7-atl-clock";
[all …]
Dam43xx-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for AM43xx clock data
9 #clock-cells = <0>;
10 compatible = "ti,mux-clock";
12 ti,bit-shift = <31>;
17 #clock-cells = <0>;
18 compatible = "ti,mux-clock";
20 ti,bit-shift = <29>;
25 #clock-cells = <0>;
26 compatible = "ti,mux-clock";
[all …]
Dam33xx-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for AM33xx clock data
9 #clock-cells = <0>;
10 compatible = "ti,mux-clock";
12 ti,bit-shift = <22>;
17 #clock-cells = <0>;
18 compatible = "fixed-factor-clock";
20 clock-mult = <1>;
21 clock-div = <1>;
25 #clock-cells = <0>;
[all …]
Domap54xx-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for OMAP5 clock data
9 #clock-cells = <0>;
10 compatible = "fixed-clock";
11 clock-frequency = <12000000>;
15 #clock-cells = <0>;
16 compatible = "ti,gate-clock";
18 ti,bit-shift = <8>;
23 #clock-cells = <0>;
24 compatible = "fixed-clock";
[all …]
Domap44xx-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for OMAP4 clock data
9 #clock-cells = <0>;
10 compatible = "fixed-clock";
11 clock-frequency = <59000000>;
15 #clock-cells = <0>;
16 compatible = "fixed-clock";
17 clock-frequency = <12000000>;
21 #clock-cells = <0>;
22 compatible = "ti,gate-clock";
[all …]
Domap36xx-omap3430es2plus-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for OMAP34xx/OMAP36xx clock data
9 #clock-cells = <0>;
10 compatible = "ti,composite-no-wait-gate-clock";
12 ti,bit-shift = <0>;
17 #clock-cells = <0>;
18 compatible = "ti,composite-divider-clock";
20 ti,bit-shift = <8>;
26 #clock-cells = <0>;
27 compatible = "ti,composite-clock";
[all …]
Domap3xxx-clocks.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 * Device Tree Source for OMAP3 clock data
9 #clock-cells = <0>;
10 compatible = "fixed-clock";
11 clock-frequency = <16800000>;
15 #clock-cells = <0>;
16 compatible = "ti,mux-clock";
22 #clock-cells = <0>;
23 compatible = "ti,divider-clock";
25 ti,bit-shift = <6>;
[all …]
/kernel/linux/linux-5.10/drivers/clk/berlin/
Dberlin2-div.c1 // SPDX-License-Identifier: GPL-2.0
5 * Alexandre Belloni <alexandre.belloni@free-electrons.com>
9 #include <linux/clk-provider.h>
16 #include "berlin2-div.h"
19 * Clock dividers in Berlin2 SoCs comprise a complex cell to select
23 * +---+
24 * pll0 --------------->| 0 | +---+
25 * +---+ |(B)|--+--------------->| 0 | +---+
26 * pll1.0 -->| 0 | +-->| 1 | | +--------+ |(E)|----->| 0 | +---+
27 * pll1.1 -->| 1 | | +---+ +-->|(C) 1:M |-->| 1 | |(F)|-->|(G)|->
[all …]
/kernel/linux/linux-4.19/drivers/clk/berlin/
Dberlin2-div.c1 // SPDX-License-Identifier: GPL-2.0
5 * Alexandre Belloni <alexandre.belloni@free-electrons.com>
9 #include <linux/clk-provider.h>
15 #include "berlin2-div.h"
18 * Clock dividers in Berlin2 SoCs comprise a complex cell to select
22 * +---+
23 * pll0 --------------->| 0 | +---+
24 * +---+ |(B)|--+--------------->| 0 | +---+
25 * pll1.0 -->| 0 | +-->| 1 | | +--------+ |(E)|----->| 0 | +---+
26 * pll1.1 -->| 1 | | +---+ +-->|(C) 1:M |-->| 1 | |(F)|-->|(G)|->
[all …]
/kernel/linux/linux-5.10/drivers/clk/
Dclk-divider.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2011-2012 Mike Turquette, Linaro Ltd <mturquette@linaro.org>
7 * Adjustable divider clock implementation
10 #include <linux/clk-provider.h>
19 * DOC: basic adjustable divider clock that cannot gate
21 * Traits of this clock:
22 * prepare - clk_prepare only ensures that parents are prepared
23 * enable - clk_enable only ensures that parents are enabled
24 * rate - rate is adjustable. clk->rate = ceiling(parent->rate / divisor)
25 * parent - fixed parent. No clk_set_parent support
[all …]
Dclk-fixed-factor.c1 // SPDX-License-Identifier: GPL-2.0
6 #include <linux/clk-provider.h>
13 * DOC: basic fixed multiplier and divider clock that cannot gate
15 * Traits of this clock:
16 * prepare - clk_prepare only ensures that parents are prepared
17 * enable - clk_enable only ensures that parents are enabled
18 * rate - rate is fixed. clk->rate = parent->rate / div * mult
19 * parent - fixed parent. No clk_set_parent support
28 rate = (unsigned long long int)parent_rate * fix->mult; in clk_factor_recalc_rate()
29 do_div(rate, fix->div); in clk_factor_recalc_rate()
[all …]
/kernel/linux/linux-5.10/drivers/clk/zynqmp/
Ddivider.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2016-2019 Xilinx
7 * Adjustable divider clock implementation
11 #include <linux/clk-provider.h>
13 #include "clk-zynqmp.h"
16 * DOC: basic adjustable divider clock that cannot gate
18 * Traits of this clock:
19 * prepare - clk_prepare only ensures that parents are prepared
20 * enable - clk_enable only ensures that parents are enabled
21 * rate - rate is adjustable. clk->rate = ceiling(parent->rate / divisor)
[all …]
/kernel/linux/linux-5.10/drivers/clk/renesas/
Drcar-gen3-cpg.c1 // SPDX-License-Identifier: GPL-2.0
3 * R-Car Gen3 Clock Pulse Generator
5 * Copyright (C) 2015-2018 Glider bvba
8 * Based on clk-rcar-gen3.c
16 #include <linux/clk-provider.h>
25 #include "renesas-cpg-mssr.h"
26 #include "rcar-gen3-cpg.h"
32 #define CPG_RCKCR_CKSEL BIT(15) /* RCLK Clock Source Select */
63 csn->saved = readl(csn->reg); in cpg_simple_notifier_call()
67 writel(csn->saved, csn->reg); in cpg_simple_notifier_call()
[all …]
Dclk-div6.c1 // SPDX-License-Identifier: GPL-2.0
3 * r8a7790 Common Clock Framework support
10 #include <linux/clk-provider.h>
20 #include "clk-div6.h"
27 * struct div6_clock - CPG 6 bit divider clock
28 * @hw: handle between common and hardware-specific interfaces
29 * @reg: IO-remapped register
30 * @div: divisor value (1-64)
31 * @src_shift: Shift to access the register bits to select the parent clock
32 * @src_width: Number of register bits to select the parent clock (may be 0)
[all …]
/kernel/linux/linux-4.19/drivers/clk/renesas/
Drcar-gen3-cpg.c2 * R-Car Gen3 Clock Pulse Generator
4 * Copyright (C) 2015-2016 Glider bvba
6 * Based on clk-rcar-gen3.c
18 #include <linux/clk-provider.h>
27 #include "renesas-cpg-mssr.h"
28 #include "rcar-gen3-cpg.h"
48 csn->saved = readl(csn->reg); in cpg_simple_notifier_call()
52 writel(csn->saved, csn->reg); in cpg_simple_notifier_call()
61 csn->nb.notifier_call = cpg_simple_notifier_call; in cpg_simple_notifier_register()
62 raw_notifier_chain_register(notifiers, &csn->nb); in cpg_simple_notifier_register()
[all …]
/kernel/linux/linux-5.10/drivers/clk/sunxi/
Dclk-sunxi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
9 #include <linux/clk-provider.h>
14 #include <linux/reset-controller.h>
19 #include "clk-factors.h"
27 * sun4i_get_pll1_factors() - calculates n, k, m, p factors for PLL1
35 u8 div; in sun4i_get_pll1_factors() local
38 div = req->rate / 6000000; in sun4i_get_pll1_factors()
39 req->rate = 6000000 * div; in sun4i_get_pll1_factors()
42 req->m = 0; in sun4i_get_pll1_factors()
45 if (req->rate >= 768000000 || req->rate == 42000000 || in sun4i_get_pll1_factors()
[all …]
/kernel/linux/linux-4.19/drivers/clk/sunxi/
Dclk-sunxi.c18 #include <linux/clk-provider.h>
22 #include <linux/reset-controller.h>
27 #include "clk-factors.h"
35 * sun4i_get_pll1_factors() - calculates n, k, m, p factors for PLL1
43 u8 div; in sun4i_get_pll1_factors() local
46 div = req->rate / 6000000; in sun4i_get_pll1_factors()
47 req->rate = 6000000 * div; in sun4i_get_pll1_factors()
50 req->m = 0; in sun4i_get_pll1_factors()
53 if (req->rate >= 768000000 || req->rate == 42000000 || in sun4i_get_pll1_factors()
54 req->rate == 54000000) in sun4i_get_pll1_factors()
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