Module Name: src Committed By: jmcneill Date: Wed May 2 11:02:21 UTC 2018
Modified Files: src/sys/arch/arm/sunxi: files.sunxi Added Files: src/sys/arch/arm/sunxi: sun50i_h6_r_ccu.c sun50i_h6_r_ccu.h Log Message: Add driver for Allwinner H6 PRCM CCU. To generate a diff of this commit: cvs rdiff -u -r1.50 -r1.51 src/sys/arch/arm/sunxi/files.sunxi cvs rdiff -u -r0 -r1.1 src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.c \ src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/arm/sunxi/files.sunxi diff -u src/sys/arch/arm/sunxi/files.sunxi:1.50 src/sys/arch/arm/sunxi/files.sunxi:1.51 --- src/sys/arch/arm/sunxi/files.sunxi:1.50 Tue May 1 23:59:42 2018 +++ src/sys/arch/arm/sunxi/files.sunxi Wed May 2 11:02:21 2018 @@ -1,4 +1,4 @@ -# $NetBSD: files.sunxi,v 1.50 2018/05/01 23:59:42 jmcneill Exp $ +# $NetBSD: files.sunxi,v 1.51 2018/05/02 11:02:21 jmcneill Exp $ # # Configuration info for Allwinner sunxi family SoCs # @@ -64,6 +64,11 @@ device sun50ih6ccu: sunxi_ccu attach sun50ih6ccu at fdt with sunxi_h6_ccu file arch/arm/sunxi/sun50i_h6_ccu.c sunxi_h6_ccu +# CCU (H6 PRCM) +device sun50ih6rccu: sunxi_ccu +attach sun50ih6rccu at fdt with sunxi_h6_r_ccu +file arch/arm/sunxi/sun50i_h6_r_ccu.c sunxi_h6_r_ccu + # Misc. clock resets device sunxiresets attach sunxiresets at fdt with sunxi_resets Added files: Index: src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.c diff -u /dev/null src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.c:1.1 --- /dev/null Wed May 2 11:02:21 2018 +++ src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.c Wed May 2 11:02:21 2018 @@ -0,0 +1,156 @@ +/* $NetBSD: sun50i_h6_r_ccu.c,v 1.1 2018/05/02 11:02:21 jmcneill Exp $ */ + +/*- + * Copyright (c) 2018 Jared McNeill <jmcne...@invisible.ca> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> + +__KERNEL_RCSID(1, "$NetBSD: sun50i_h6_r_ccu.c,v 1.1 2018/05/02 11:02:21 jmcneill Exp $"); + +#include <sys/param.h> +#include <sys/bus.h> +#include <sys/device.h> +#include <sys/systm.h> + +#include <dev/fdt/fdtvar.h> + +#include <arm/sunxi/sunxi_ccu.h> +#include <arm/sunxi/sun50i_h6_r_ccu.h> + +#define AR100_CFG_REG 0x00 +#define APB1_CFG_REG 0x0c +#define APB2_CFG_REG 0x10 +#define IR_CFG_REG 0x1c0 +#define W1_CFG_REG 0x1e0 + +static int sun50i_h6_r_ccu_match(device_t, cfdata_t, void *); +static void sun50i_h6_r_ccu_attach(device_t, device_t, void *); + +static const char * const compatible[] = { + "allwinner,sun50i-h6-r-ccu", + NULL +}; + +CFATTACH_DECL_NEW(sunxi_h6_r_ccu, sizeof(struct sunxi_ccu_softc), + sun50i_h6_r_ccu_match, sun50i_h6_r_ccu_attach, NULL, NULL); + +static struct sunxi_ccu_reset sun50i_h6_r_ccu_resets[] = { + SUNXI_CCU_RESET(H6_R_RST_APB1_TIMER, 0x11c, 16), + SUNXI_CCU_RESET(H6_R_RST_APB1_TWD, 0x12c, 16), + SUNXI_CCU_RESET(H6_R_RST_APB1_PWM, 0x13c, 16), + SUNXI_CCU_RESET(H6_R_RST_APB2_UART, 0x18c, 16), + SUNXI_CCU_RESET(H6_R_RST_APB2_I2C, 0x19c, 16), + SUNXI_CCU_RESET(H6_R_RST_APB1_IR, 0x1cc, 16), + SUNXI_CCU_RESET(H6_R_RST_APB1_W1, 0x1ec, 16), +}; + +static const char *ar100_parents[] = { "hosc", "losc", "pll-periph", "iosc" }; +static const char *apb1_parents[] = { "ahb" }; +static const char *apb2_parents[] = { "hosc", "losc", "pll-periph", "iosc" }; +static const char *mod_parents[] = { "losc", "hosc" }; + +static struct sunxi_ccu_clk sun50i_h6_r_ccu_clks[] = { + SUNXI_CCU_PREDIV(H6_R_CLK_AR100, "ar100", ar100_parents, + AR100_CFG_REG, /* reg */ + __BITS(4,0), /* prediv */ + __BIT(2), /* prediv_sel */ + __BITS(9,8), /* div */ + __BITS(25,24), /* sel */ + SUNXI_CCU_PREDIV_POWER_OF_TWO), + + SUNXI_CCU_FIXED_FACTOR(H6_R_CLK_AHB, "ahb", "ar100", 1, 1), + + SUNXI_CCU_DIV(H6_R_CLK_APB1, "apb1", apb1_parents, + APB1_CFG_REG, /* reg */ + __BITS(1,0), /* div */ + 0, /* sel */ + SUNXI_CCU_DIV_POWER_OF_TWO), + + SUNXI_CCU_PREDIV(H6_R_CLK_APB2, "apb2", apb2_parents, + APB2_CFG_REG, /* reg */ + __BITS(4,0), /* prediv */ + __BIT(2), /* prediv_sel */ + __BITS(9,8), /* div */ + __BITS(25,24), /* sel */ + SUNXI_CCU_PREDIV_POWER_OF_TWO), + + SUNXI_CCU_GATE(H6_R_CLK_APB1_TIMER, "apb1-timer", "apb1", 0x11c, 0), + SUNXI_CCU_GATE(H6_R_CLK_APB1_TWD, "apb1-twd", "apb1", 0x12c, 0), + SUNXI_CCU_GATE(H6_R_CLK_APB1_PWM, "apb1-pwm", "apb1", 0x13c, 0), + SUNXI_CCU_GATE(H6_R_CLK_APB2_UART, "apb2-uart", "apb2", 0x18c, 0), + SUNXI_CCU_GATE(H6_R_CLK_APB2_I2C, "apb2-i2c", "apb2", 0x19c, 0), + SUNXI_CCU_GATE(H6_R_CLK_APB1_IR, "apb1-ir", "apb1", 0x1cc, 0), + SUNXI_CCU_GATE(H6_R_CLK_APB1_W1, "apb1-w1", "apb1", 0x1ec, 0), + + SUNXI_CCU_NM(H6_R_CLK_IR, "ir", mod_parents, + IR_CFG_REG, /* reg */ + __BITS(4,0), /* n */ + __BITS(9,8), /* m */ + __BIT(24), /* sel */ + __BIT(31), /* enable */ + 0), + + SUNXI_CCU_NM(H6_R_CLK_W1, "w1", mod_parents, + W1_CFG_REG, /* reg */ + __BITS(4,0), /* n */ + __BITS(9,8), /* m */ + __BIT(24), /* sel */ + __BIT(31), /* enable */ + 0), +}; + +static int +sun50i_h6_r_ccu_match(device_t parent, cfdata_t cf, void *aux) +{ + struct fdt_attach_args * const faa = aux; + + return of_match_compatible(faa->faa_phandle, compatible); +} + +static void +sun50i_h6_r_ccu_attach(device_t parent, device_t self, void *aux) +{ + struct sunxi_ccu_softc * const sc = device_private(self); + struct fdt_attach_args * const faa = aux; + + sc->sc_dev = self; + sc->sc_phandle = faa->faa_phandle; + sc->sc_bst = faa->faa_bst; + + sc->sc_resets = sun50i_h6_r_ccu_resets; + sc->sc_nresets = __arraycount(sun50i_h6_r_ccu_resets); + + sc->sc_clks = sun50i_h6_r_ccu_clks; + sc->sc_nclks = __arraycount(sun50i_h6_r_ccu_clks); + + if (sunxi_ccu_attach(sc) != 0) + return; + + aprint_naive("\n"); + aprint_normal(": H6 PRCM CCU\n"); + + sunxi_ccu_print(sc); +} Index: src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.h diff -u /dev/null src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.h:1.1 --- /dev/null Wed May 2 11:02:21 2018 +++ src/sys/arch/arm/sunxi/sun50i_h6_r_ccu.h Wed May 2 11:02:21 2018 @@ -0,0 +1,54 @@ +/* $NetBSD: sun50i_h6_r_ccu.h,v 1.1 2018/05/02 11:02:21 jmcneill Exp $ */ + +/*- + * Copyright (c) 2018 Jared McNeill <jmcne...@invisible.ca> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _SUN50I_H6_R_CCU_H +#define _SUN50I_H6_R_CCU_H + +#define H6_R_RST_APB1_TIMER 0 +#define H6_R_RST_APB1_TWD 1 +#define H6_R_RST_APB1_PWM 2 +#define H6_R_RST_APB2_UART 3 +#define H6_R_RST_APB2_I2C 4 +#define H6_R_RST_APB1_IR 5 +#define H6_R_RST_APB1_W1 6 + +#define H6_R_CLK_AR100 0 +#define H6_R_CLK_AHB 1 +#define H6_R_CLK_APB1 2 +#define H6_R_CLK_APB2 3 +#define H6_R_CLK_APB1_TIMER 4 +#define H6_R_CLK_APB1_TWD 5 +#define H6_R_CLK_APB1_PWM 6 +#define H6_R_CLK_APB2_UART 7 +#define H6_R_CLK_APB2_I2C 8 +#define H6_R_CLK_APB1_IR 9 +#define H6_R_CLK_APB1_W1 10 +#define H6_R_CLK_IR 11 +#define H6_R_CLK_W1 12 + +#endif /* !_SUN50I_H6_R_CCU_H */