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/linux/arch/arm/boot/dts/allwinner/
H A Dsun5i.dtsi2 * Copyright 2012-2015 Maxime Ripard
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/clock/sun5i-ccu.h>
46 #include <dt-bindings/dma/sun4i-a10.h>
47 #include <dt-bindings/reset/sun5i-ccu.h>
50 interrupt-parent = <&intc>;
51 #address-cells = <1>;
52 #size-cells = <1>;
55 #address-cells = <1>;
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H A Dsun5i-a13-utoo-p66.dts4 * This file is dual-licensed: you can use it either under the terms
43 /dts-v1/;
44 #include "sun5i-a13.dtsi"
45 #include "sun5i-reference-design-tablet.dtsi"
46 #include <dt-bindings/interrupt-controller/irq.h>
50 compatible = "utoo,p66", "allwinner,sun5i-a13";
54 /delete-property/serial0;
58 /delete-property/stdout-path;
63 compatible = "i2c-gpio";
64 sda-gpios = <&pio 6 12 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PG12 */
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H A Dsun5i-r8-chip.dts5 * Maxime Ripard <maxime.ripard@free-electrons.com>
7 * This file is dual-licensed: you can use it either under the terms
46 /dts-v1/;
47 #include "sun5i-r8.dtsi"
48 #include "sunxi-common-regulators.dtsi"
50 #include <dt-bindings/gpio/gpio.h>
51 #include <dt-bindings/interrupt-controller/irq.h>
55 compatible = "nextthing,chip", "allwinner,sun5i-r8", "allwinner,sun5i-a13";
67 stdout-path = "serial0:115200n8";
71 compatible = "gpio-leds";
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H A Dsun7i-a20.dtsi4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
46 #include <dt-bindings/thermal/thermal.h>
47 #include <dt-bindings/dma/sun4i-a10.h>
48 #include <dt-bindings/clock/sun7i-a20-ccu.h>
49 #include <dt-bindings/reset/sun4i-a10-ccu.h>
50 #include <dt-bindings/pinctrl/sun4i-a10.h>
53 interrupt-parent = <&gic>;
54 #address-cells = <1>;
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/linux/drivers/clk/sunxi/
H A Dclk-mod0.c1 // SPDX-License-Identifier: GPL-2.0-or-later
9 #include <linux/clk-provider.h>
15 #include "clk-factors.h"
18 * sun4i_a10_get_mod0_factors() - calculates m, n factors for MOD0-style clocks
29 if (req->rate > req->parent_rate) in sun4i_a10_get_mod0_factors()
30 req->rate = req->parent_rate; in sun4i_a10_get_mod0_factors()
32 div = DIV_ROUND_UP(req->parent_rate, req->rate); in sun4i_a10_get_mod0_factors()
45 req->rate = (req->parent_rate >> calcp) / calcm; in sun4i_a10_get_mod0_factors()
46 req->m = calcm - 1; in sun4i_a10_get_mod0_factors()
47 req->p = calcp; in sun4i_a10_get_mod0_factors()
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