Allwinner: Add clock driver for ccu_sun8i_r
SUN8I and SUN50I (H3, H5, A83T and A64) have a second clock controller unit. It controls the clocks for the second gpio controller, the IR controller etc ... Support for A83T is not supported. Tested On: OrangePi One, Pine64
This commit is contained in:
Emmanuel Vadot
parent
313a64359d
commit
ac9297c128
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=324383
@ -64,10 +64,12 @@ __FBSDID("$FreeBSD$");
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#if defined(SOC_ALLWINNER_A64)
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#include <arm/allwinner/clkng/ccu_a64.h>
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#include <arm/allwinner/clkng/ccu_sun8i_r.h>
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#endif
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#if defined(SOC_ALLWINNER_H3) || defined(SOC_ALLWINNER_H5)
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#include <arm/allwinner/clkng/ccu_h3.h>
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#include <arm/allwinner/clkng/ccu_sun8i_r.h>
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#endif
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#include "clkdev_if.h"
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@ -79,26 +81,30 @@ static struct resource_spec aw_ccung_spec[] = {
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};
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#if defined(SOC_ALLWINNER_H3) || defined(SOC_ALLWINNER_H5)
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#define H3_CCU 1
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#define H3_CCU 1
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#define H3_R_CCU 2
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#endif
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#if defined(SOC_ALLWINNER_A31)
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#define A31_CCU 2
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#define A31_CCU 3
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#endif
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#if defined(SOC_ALLWINNER_A64)
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#define A64_CCU 2
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#define A64_CCU 4
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#define A64_R_CCU 5
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#endif
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static struct ofw_compat_data compat_data[] = {
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#if defined(SOC_ALLWINNER_H3) || defined(SOC_ALLWINNER_H5)
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{ "allwinner,sun8i-h3-ccu", H3_CCU },
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{ "allwinner,sun8i-h3-r-ccu", H3_R_CCU },
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#endif
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#if defined(SOC_ALLWINNER_A31)
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{ "allwinner,sun6i-a31-ccu", A31_CCU },
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#endif
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#if defined(SOC_ALLWINNER_A64)
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{ "allwinner,sun50i-a64-ccu", A64_CCU },
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{ "allwinner,sun50i-a64-r-ccu", A64_R_CCU },
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#endif
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{NULL, 0 }
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};
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@ -320,6 +326,9 @@ aw_ccung_attach(device_t dev)
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case H3_CCU:
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ccu_h3_register_clocks(sc);
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break;
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case H3_R_CCU:
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ccu_sun8i_r_register_clocks(sc);
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break;
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#endif
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#if defined(SOC_ALLWINNER_A31)
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case A31_CCU:
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@ -330,6 +339,9 @@ aw_ccung_attach(device_t dev)
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case A64_CCU:
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ccu_a64_register_clocks(sc);
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break;
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case A64_R_CCU:
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ccu_sun8i_r_register_clocks(sc);
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break;
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#endif
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}
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127
sys/arm/allwinner/clkng/ccu_sun8i_r.c
Normal file
127
sys/arm/allwinner/clkng/ccu_sun8i_r.c
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@ -0,0 +1,127 @@
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/*-
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* Copyright (c) 2017 Emmanuel Vadot <manu@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <dev/extres/clk/clk_div.h>
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#include <dev/extres/clk/clk_fixed.h>
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#include <dev/extres/clk/clk_mux.h>
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#include <arm/allwinner/clkng/aw_ccung.h>
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#include <arm/allwinner/clkng/aw_clk.h>
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#include <arm/allwinner/clkng/aw_clk_nm.h>
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#include <arm/allwinner/clkng/aw_clk_nkmp.h>
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#include <arm/allwinner/clkng/aw_clk_prediv_mux.h>
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#include <arm/allwinner/clkng/ccu_sun8i_r.h>
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#include <gnu/dts/include/dt-bindings/clock/sun8i-r-ccu.h>
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#include <gnu/dts/include/dt-bindings/reset/sun8i-r-ccu.h>
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/* Non-exported clocks */
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#define CLK_AHB0 1
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#define CLK_APB0 2
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static struct aw_ccung_reset ccu_sun8i_r_resets[] = {
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CCU_RESET(RST_APB0_IR, 0xb0, 1)
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CCU_RESET(RST_APB0_TIMER, 0xb0, 2)
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CCU_RESET(RST_APB0_RSB, 0xb0, 4)
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CCU_RESET(RST_APB0_UART, 0xb0, 6)
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};
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static struct aw_ccung_gate ccu_sun8i_r_gates[] = {
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CCU_GATE(CLK_APB0_PIO, "apb0-pio", "apb0", 0x28, 0)
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CCU_GATE(CLK_APB0_IR, "apb0-ir", "apb0", 0x28, 1)
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CCU_GATE(CLK_APB0_TIMER, "apb0-timer", "apb0", 0x28, 2)
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CCU_GATE(CLK_APB0_RSB, "apb0-rsb", "apb0", 0x28, 3)
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CCU_GATE(CLK_APB0_UART, "apb0-uart", "apb0", 0x28, 4)
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CCU_GATE(CLK_APB0_I2C, "apb0-i2c", "apb0", 0x28, 6)
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CCU_GATE(CLK_APB0_TWD, "apb0-twd", "apb0", 0x28, 7)
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};
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static const char *ar100_parents[] = {"osc32k", "osc24M", "pll_periph0", "iosc"};
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PREDIV_CLK(ar100_clk, CLK_AR100, /* id */
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"ar100", ar100_parents, /* name, parents */
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0x00, /* offset */
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16, 2, /* mux */
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4, 2, 0, AW_CLK_FACTOR_POWER_OF_TWO, /* div */
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8, 5, 0, AW_CLK_FACTOR_HAS_COND, /* prediv */
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16, 2, 2); /* prediv condition */
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static const char *ahb0_parents[] = {"ar100"};
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FIXED_CLK(ahb0_clk,
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CLK_AHB0, /* id */
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"ahb0", /* name */
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ahb0_parents, /* parent */
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0, /* freq */
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1, /* mult */
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1, /* div */
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0); /* flags */
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static const char *apb0_parents[] = {"ahb0"};
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DIV_CLK(apb0_clk,
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CLK_APB0, /* id */
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"apb0", apb0_parents, /* name, parents */
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0x0c, /* offset */
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0, 2, /* shift, width */
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0, NULL); /* flags, div table */
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static struct aw_clk_prediv_mux_def *prediv_mux_clks[] = {
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&ar100_clk,
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};
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static struct clk_div_def *div_clks[] = {
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&apb0_clk,
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};
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static struct clk_fixed_def *fixed_factor_clks[] = {
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&ahb0_clk,
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};
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void
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ccu_sun8i_r_register_clocks(struct aw_ccung_softc *sc)
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{
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int i;
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sc->resets = ccu_sun8i_r_resets;
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sc->nresets = nitems(ccu_sun8i_r_resets);
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sc->gates = ccu_sun8i_r_gates;
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sc->ngates = nitems(ccu_sun8i_r_gates);
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for (i = 0; i < nitems(prediv_mux_clks); i++)
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aw_clk_prediv_mux_register(sc->clkdom, prediv_mux_clks[i]);
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for (i = 0; i < nitems(div_clks); i++)
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clknode_div_register(sc->clkdom, div_clks[i]);
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for (i = 0; i < nitems(fixed_factor_clks); i++)
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clknode_fixed_register(sc->clkdom, fixed_factor_clks[i]);
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}
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34
sys/arm/allwinner/clkng/ccu_sun8i_r.h
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34
sys/arm/allwinner/clkng/ccu_sun8i_r.h
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@ -0,0 +1,34 @@
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/*-
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* Copyright (c) 2017 Emmanuel Vadot <manu@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef __CCU_SUN8I_R_H__
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#define __CCU_SUN8I_R_H__
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void ccu_sun8i_r_register_clocks(struct aw_ccung_softc *sc);
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#endif /* __CCU_SUN8I_R_H__ */
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@ -1,5 +1,6 @@
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# $FreeBSD$
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arm/allwinner/clkng/ccu_h3.c standard
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arm/allwinner/clkng/ccu_sun8i_r.c standard
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arm/allwinner/h3/h3_padconf.c standard
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arm/allwinner/h3/h3_r_padconf.c standard
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@ -43,6 +43,7 @@ arm/allwinner/clkng/aw_clk_nm.c optional aw_ccu fdt
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arm/allwinner/clkng/aw_clk_prediv_mux.c optional aw_ccu fdt
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arm/allwinner/clkng/ccu_a64.c optional aw_ccu fdt
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arm/allwinner/clkng/ccu_h3.c optional aw_ccu fdt
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arm/allwinner/clkng/ccu_sun8i_r.c optional aw_ccu fdt
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arm/allwinner/if_awg.c optional awg fdt
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arm/annapurna/alpine/alpine_ccu.c optional al_ccu fdt
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