From owner-svn-src-all@freebsd.org Wed Apr 6 23:11:06 2016 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0DB1FB07F5B; Wed, 6 Apr 2016 23:11:06 +0000 (UTC) (envelope-from jmcneill@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 9F60818DA; Wed, 6 Apr 2016 23:11:05 +0000 (UTC) (envelope-from jmcneill@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u36NB42n024282; Wed, 6 Apr 2016 23:11:04 GMT (envelope-from jmcneill@FreeBSD.org) Received: (from jmcneill@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u36NB43A024272; Wed, 6 Apr 2016 23:11:04 GMT (envelope-from jmcneill@FreeBSD.org) Message-Id: <201604062311.u36NB43A024272@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: jmcneill set sender to jmcneill@FreeBSD.org using -f From: Jared McNeill Date: Wed, 6 Apr 2016 23:11:04 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r297627 - in head/sys: arm/allwinner arm/allwinner/a20 arm/allwinner/a31 arm/allwinner/clk arm/conf boot/fdt/dts/arm dev/dwc dev/iicbus/twsi X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Apr 2016 23:11:06 -0000 Author: jmcneill Date: Wed Apr 6 23:11:03 2016 New Revision: 297627 URL: https://svnweb.freebsd.org/changeset/base/297627 Log: Convert Allwinner port to extres clk/hwreset/regulator APIs. Reviewed by: andrew, gonzo, Emmanuel Vadot Approved by: gonzo (mentor) Differential Revision: https://reviews.freebsd.org/D5752 Added: head/sys/arm/allwinner/aw_ccu.c (contents, props changed) head/sys/arm/allwinner/aw_reset.c (contents, props changed) head/sys/arm/allwinner/clk/ head/sys/arm/allwinner/clk/aw_ahbclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_apbclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_axiclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_codecclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_cpuclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_debeclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_gate.c (contents, props changed) head/sys/arm/allwinner/clk/aw_gmacclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_hdmiclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_lcdclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_mmcclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_modclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_oscclk.c (contents, props changed) head/sys/arm/allwinner/clk/aw_pll.c (contents, props changed) head/sys/arm/allwinner/clk/aw_usbclk.c (contents, props changed) Deleted: head/sys/arm/allwinner/a10_clk.c head/sys/arm/allwinner/a10_clk.h head/sys/arm/allwinner/a31/a31_clk.c head/sys/arm/allwinner/a31/a31_clk.h head/sys/boot/fdt/dts/arm/sun4i-a10.dtsi head/sys/boot/fdt/dts/arm/sun7i-a20.dtsi Modified: head/sys/arm/allwinner/a10_ahci.c head/sys/arm/allwinner/a10_codec.c head/sys/arm/allwinner/a10_dmac.c head/sys/arm/allwinner/a10_ehci.c head/sys/arm/allwinner/a10_fb.c head/sys/arm/allwinner/a10_hdmi.c head/sys/arm/allwinner/a10_mmc.c head/sys/arm/allwinner/a20/a20_if_dwc.c head/sys/arm/allwinner/aw_usbphy.c head/sys/arm/allwinner/files.allwinner head/sys/arm/allwinner/if_emac.c head/sys/arm/conf/A10 head/sys/arm/conf/A20 head/sys/boot/fdt/dts/arm/bananapi.dts head/sys/boot/fdt/dts/arm/cubieboard.dts head/sys/boot/fdt/dts/arm/cubieboard2.dts head/sys/boot/fdt/dts/arm/olimex-a20-som-evb.dts head/sys/boot/fdt/dts/arm/olinuxino-lime.dts head/sys/boot/fdt/dts/arm/sun7i-a20-hdmi.dtsi head/sys/dev/dwc/if_dwc.c head/sys/dev/iicbus/twsi/a10_twsi.c Modified: head/sys/arm/allwinner/a10_ahci.c ============================================================================== --- head/sys/arm/allwinner/a10_ahci.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_ahci.c Wed Apr 6 23:11:03 2016 (r297627) @@ -47,7 +47,7 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include /* * Allwinner a1x/a2x/a8x SATA attachment. This is just the AHCI register @@ -117,6 +117,8 @@ __FBSDID("$FreeBSD$"); #define AHCI_P0PHYCR 0x0078 #define AHCI_P0PHYSR 0x007C +#define PLL_FREQ 100000000 + static void inline ahci_set(struct resource *m, bus_size_t off, uint32_t set) { @@ -295,8 +297,11 @@ ahci_a10_attach(device_t dev) { int error; struct ahci_controller *ctlr; + clk_t clk_pll, clk_gate; ctlr = device_get_softc(dev); + clk_pll = clk_gate = NULL; + ctlr->quirks = AHCI_Q_NOPMP; ctlr->vendorid = 0; ctlr->deviceid = 0; @@ -307,15 +312,36 @@ ahci_a10_attach(device_t dev) &ctlr->r_rid, RF_ACTIVE))) return (ENXIO); - /* Turn on the PLL for SATA */ - a10_clk_ahci_activate(); - + /* Enable clocks */ + error = clk_get_by_ofw_index(dev, 0, &clk_pll); + if (error != 0) { + device_printf(dev, "Cannot get PLL clock\n"); + goto fail; + } + error = clk_get_by_ofw_index(dev, 1, &clk_gate); + if (error != 0) { + device_printf(dev, "Cannot get gate clock\n"); + goto fail; + } + error = clk_set_freq(clk_pll, PLL_FREQ, CLK_SET_ROUND_DOWN); + if (error != 0) { + device_printf(dev, "Cannot set PLL frequency\n"); + goto fail; + } + error = clk_enable(clk_pll); + if (error != 0) { + device_printf(dev, "Cannot enable PLL\n"); + goto fail; + } + error = clk_enable(clk_gate); + if (error != 0) { + device_printf(dev, "Cannot enable clk gate\n"); + goto fail; + } + /* Reset controller */ - if ((error = ahci_a10_ctlr_reset(dev)) != 0) { - bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, - ctlr->r_mem); - return (error); - }; + if ((error = ahci_a10_ctlr_reset(dev)) != 0) + goto fail; /* * No MSI registers on this platform. @@ -330,6 +356,14 @@ ahci_a10_attach(device_t dev) * Note: ahci_attach will release ctlr->r_mem on errors automatically */ return (ahci_attach(dev)); + +fail: + if (clk_gate != NULL) + clk_release(clk_gate); + if (clk_pll != NULL) + clk_release(clk_pll); + bus_release_resource(dev, SYS_RES_MEMORY, ctlr->r_rid, ctlr->r_mem); + return (error); } static int Modified: head/sys/arm/allwinner/a10_codec.c ============================================================================== --- head/sys/arm/allwinner/a10_codec.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_codec.c Wed Apr 6 23:11:03 2016 (r297627) @@ -50,7 +50,7 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include #include "sunxi_dma_if.h" #include "mixer_if.h" @@ -738,6 +738,7 @@ a10codec_attach(device_t dev) { struct a10codec_info *sc; char status[SND_STATUSLEN]; + clk_t clk_apb, clk_codec; uint32_t val; int error; @@ -778,6 +779,24 @@ a10codec_attach(device_t dev) goto fail; } + /* Get clocks */ + error = clk_get_by_ofw_name(dev, "apb", &clk_apb); + if (error != 0) { + device_printf(dev, "cannot find apb clock\n"); + goto fail; + } + error = clk_get_by_ofw_name(dev, "codec", &clk_codec); + if (error != 0) { + device_printf(dev, "cannot find codec clock\n"); + goto fail; + } + + /* Gating APB clock for codec */ + error = clk_enable(clk_apb); + if (error != 0) { + device_printf(dev, "cannot enable apb clock\n"); + goto fail; + } /* Activate audio codec clock. According to the A10 and A20 user * manuals, Audio_pll can be either 24.576MHz or 22.5792MHz. Most * audio sampling rates require an 24.576MHz input clock with the @@ -787,7 +806,17 @@ a10codec_attach(device_t dev) * 24.576MHz clock source and don't advertise native support for * the three sampling rates that require a 22.5792MHz input. */ - a10_clk_codec_activate(24576000); + error = clk_set_freq(clk_codec, 24576000, CLK_SET_ROUND_DOWN); + if (error != 0) { + device_printf(dev, "cannot set codec clock frequency\n"); + goto fail; + } + /* Enable audio codec clock */ + error = clk_enable(clk_codec); + if (error != 0) { + device_printf(dev, "cannot enable codec clock\n"); + goto fail; + } /* Enable DAC */ val = CODEC_READ(sc, AC_DAC_DPC); Modified: head/sys/arm/allwinner/a10_dmac.c ============================================================================== --- head/sys/arm/allwinner/a10_dmac.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_dmac.c Wed Apr 6 23:11:03 2016 (r297627) @@ -46,7 +46,7 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include #include "sunxi_dma_if.h" @@ -111,6 +111,7 @@ a10dmac_attach(device_t dev) { struct a10dmac_softc *sc; unsigned int index; + clk_t clk; int error; sc = device_get_softc(dev); @@ -123,7 +124,16 @@ a10dmac_attach(device_t dev) mtx_init(&sc->sc_mtx, "a10 dmac", NULL, MTX_SPIN); /* Activate DMA controller clock */ - a10_clk_dmac_activate(); + error = clk_get_by_ofw_index(dev, 0, &clk); + if (error != 0) { + device_printf(dev, "cannot get clock\n"); + return (error); + } + error = clk_enable(clk); + if (error != 0) { + device_printf(dev, "cannot enable clock\n"); + return (error); + } /* Disable all interrupts and clear pending status */ DMA_WRITE(sc, AWIN_DMA_IRQ_EN_REG, 0); Modified: head/sys/arm/allwinner/a10_ehci.c ============================================================================== --- head/sys/arm/allwinner/a10_ehci.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_ehci.c Wed Apr 6 23:11:03 2016 (r297627) @@ -59,8 +59,8 @@ __FBSDID("$FreeBSD$"); #include #include -#include -#include +#include +#include #define EHCI_HC_DEVSTR "Allwinner Integrated USB 2.0 controller" @@ -90,25 +90,22 @@ static device_detach_t a10_ehci_detach; bs_r_1_proto(reversed); bs_w_1_proto(reversed); +struct aw_ehci_softc { + ehci_softc_t sc; + clk_t clk; + hwreset_t rst; +}; + struct aw_ehci_conf { - int (*clk_activate)(void); - int (*clk_deactivate)(void); bool sdram_init; }; static const struct aw_ehci_conf a10_ehci_conf = { -#if defined(SOC_ALLWINNER_A10) || defined(SOC_ALLWINNER_A20) - .clk_activate = a10_clk_ehci_activate, - .clk_deactivate = a10_clk_ehci_deactivate, -#endif .sdram_init = true, }; static const struct aw_ehci_conf a31_ehci_conf = { -#if defined(SOC_ALLWINNER_A31) || defined(SOC_ALLWINNER_A31S) - .clk_activate = a31_clk_ehci_activate, - .clk_deactivate = a31_clk_ehci_deactivate, -#endif + .sdram_init = false, }; static struct ofw_compat_data compat_data[] = { @@ -136,7 +133,8 @@ a10_ehci_probe(device_t self) static int a10_ehci_attach(device_t self) { - ehci_softc_t *sc = device_get_softc(self); + struct aw_ehci_softc *aw_sc = device_get_softc(self); + ehci_softc_t *sc = &aw_sc->sc; const struct aw_ehci_conf *conf; bus_space_handle_t bsh; int err; @@ -144,10 +142,6 @@ a10_ehci_attach(device_t self) uint32_t reg_value = 0; conf = USB_CONF(self); - if (conf->clk_activate == NULL) { - device_printf(self, "clock not supported\n"); - return (ENXIO); - } /* initialise some bus fields */ sc->sc_bus.parent = self; @@ -208,9 +202,24 @@ a10_ehci_attach(device_t self) sc->sc_flags |= EHCI_SCFLG_DONTRESET; + /* De-assert reset */ + if (hwreset_get_by_ofw_idx(self, 0, &aw_sc->rst) == 0) { + err = hwreset_deassert(aw_sc->rst); + if (err != 0) { + device_printf(self, "Could not de-assert reset\n"); + goto error; + } + } + /* Enable clock for USB */ - if (conf->clk_activate() != 0) { - device_printf(self, "Could not activate clock\n"); + err = clk_get_by_ofw_index(self, 0, &aw_sc->clk); + if (err != 0) { + device_printf(self, "Could not get clock\n"); + goto error; + } + err = clk_enable(aw_sc->clk); + if (err != 0) { + device_printf(self, "Could not enable clock\n"); goto error; } @@ -240,6 +249,8 @@ a10_ehci_attach(device_t self) return (0); error: + if (aw_sc->clk) + clk_release(aw_sc->clk); a10_ehci_detach(self); return (ENXIO); } @@ -247,7 +258,8 @@ error: static int a10_ehci_detach(device_t self) { - ehci_softc_t *sc = device_get_softc(self); + struct aw_ehci_softc *aw_sc = device_get_softc(self); + ehci_softc_t *sc = &aw_sc->sc; const struct aw_ehci_conf *conf; device_t bdev; int err; @@ -305,7 +317,14 @@ a10_ehci_detach(device_t self) A10_WRITE_4(sc, SW_USB_PMU_IRQ_ENABLE, reg_value); /* Disable clock for USB */ - conf->clk_deactivate(); + clk_disable(aw_sc->clk); + clk_release(aw_sc->clk); + + /* Assert reset */ + if (aw_sc->rst != NULL) { + hwreset_assert(aw_sc->rst); + hwreset_release(aw_sc->rst); + } return (0); } Modified: head/sys/arm/allwinner/a10_fb.c ============================================================================== --- head/sys/arm/allwinner/a10_fb.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_fb.c Wed Apr 6 23:11:03 2016 (r297627) @@ -54,7 +54,8 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include +#include #include "fb_if.h" #include "hdmi_if.h" @@ -66,6 +67,7 @@ __FBSDID("$FreeBSD$"); #define FB_ALIGN 0x1000 #define HDMI_ENABLE_DELAY 20000 +#define DEBE_FREQ 300000000 #define DOT_CLOCK_TO_HZ(c) ((c) * 1000) @@ -193,18 +195,68 @@ a10fb_freefb(struct a10fb_softc *sc) kmem_free(kernel_arena, sc->vaddr, sc->fbsize); } -static void +static int a10fb_setup_debe(struct a10fb_softc *sc, const struct videomode *mode) { int width, height, interlace, reg; + clk_t clk_ahb, clk_dram, clk_debe; + hwreset_t rst; uint32_t val; + int error; interlace = !!(mode->flags & VID_INTERLACE); width = mode->hdisplay; height = mode->vdisplay << interlace; - /* Enable DEBE clocks */ - a10_clk_debe_activate(); + /* Leave reset */ + error = hwreset_get_by_ofw_name(sc->dev, "de_be", &rst); + if (error != 0) { + device_printf(sc->dev, "cannot find reset 'de_be'\n"); + return (error); + } + error = hwreset_deassert(rst); + if (error != 0) { + device_printf(sc->dev, "couldn't de-assert reset 'de_be'\n"); + return (error); + } + /* Gating AHB clock for BE */ + error = clk_get_by_ofw_name(sc->dev, "ahb_de_be", &clk_ahb); + if (error != 0) { + device_printf(sc->dev, "cannot find clk 'ahb_de_be'\n"); + return (error); + } + error = clk_enable(clk_ahb); + if (error != 0) { + device_printf(sc->dev, "cannot enable clk 'ahb_de_be'\n"); + return (error); + } + /* Enable DRAM clock to BE */ + error = clk_get_by_ofw_name(sc->dev, "dram_de_be", &clk_dram); + if (error != 0) { + device_printf(sc->dev, "cannot find clk 'dram_de_be'\n"); + return (error); + } + error = clk_enable(clk_dram); + if (error != 0) { + device_printf(sc->dev, "cannot enable clk 'dram_de_be'\n"); + return (error); + } + /* Set BE clock to 300MHz and enable */ + error = clk_get_by_ofw_name(sc->dev, "de_be", &clk_debe); + if (error != 0) { + device_printf(sc->dev, "cannot find clk 'de_be'\n"); + return (error); + } + error = clk_set_freq(clk_debe, DEBE_FREQ, CLK_SET_ROUND_DOWN); + if (error != 0) { + device_printf(sc->dev, "cannot set 'de_be' frequency\n"); + return (error); + } + error = clk_enable(clk_debe); + if (error != 0) { + device_printf(sc->dev, "cannot enable clk 'de_be'\n"); + return (error); + } /* Initialize all registers to 0 */ for (reg = DEBE_REG_START; reg < DEBE_REG_END; reg += DEBE_REG_WIDTH) @@ -247,14 +299,55 @@ a10fb_setup_debe(struct a10fb_softc *sc, val = DEBE_READ(sc, DEBE_MODCTL); val |= MODCTL_START_CTL; DEBE_WRITE(sc, DEBE_MODCTL, val); + + return (0); } -static void +static int +a10fb_setup_pll(struct a10fb_softc *sc, uint64_t freq) +{ + clk_t clk_sclk1, clk_sclk2; + int error; + + error = clk_get_by_ofw_name(sc->dev, "lcd_ch1_sclk1", &clk_sclk1); + if (error != 0) { + device_printf(sc->dev, "cannot find clk 'lcd_ch1_sclk1'\n"); + return (error); + } + error = clk_get_by_ofw_name(sc->dev, "lcd_ch1_sclk2", &clk_sclk2); + if (error != 0) { + device_printf(sc->dev, "cannot find clk 'lcd_ch1_sclk2'\n"); + return (error); + } + + error = clk_set_freq(clk_sclk2, freq, 0); + if (error != 0) { + device_printf(sc->dev, "cannot set lcd ch1 frequency\n"); + return (error); + } + error = clk_enable(clk_sclk2); + if (error != 0) { + device_printf(sc->dev, "cannot enable lcd ch1 sclk2\n"); + return (error); + } + error = clk_enable(clk_sclk1); + if (error != 0) { + device_printf(sc->dev, "cannot enable lcd ch1 sclk1\n"); + return (error); + } + + return (0); +} + +static int a10fb_setup_tcon(struct a10fb_softc *sc, const struct videomode *mode) { u_int interlace, hspw, hbp, vspw, vbp, vbl, width, height, start_delay; u_int vtotal, framerate, clk; + clk_t clk_ahb; + hwreset_t rst; uint32_t val; + int error; interlace = !!(mode->flags & VID_INTERLACE); width = mode->hdisplay; @@ -266,8 +359,28 @@ a10fb_setup_tcon(struct a10fb_softc *sc, vbl = VBLANK_LEN(mode->vtotal, mode->vdisplay, interlace); start_delay = START_DELAY(vbl); - /* Enable LCD clocks */ - a10_clk_lcd_activate(); + /* Leave reset */ + error = hwreset_get_by_ofw_name(sc->dev, "lcd", &rst); + if (error != 0) { + device_printf(sc->dev, "cannot find reset 'lcd'\n"); + return (error); + } + error = hwreset_deassert(rst); + if (error != 0) { + device_printf(sc->dev, "couldn't de-assert reset 'lcd'\n"); + return (error); + } + /* Gating AHB clock for LCD */ + error = clk_get_by_ofw_name(sc->dev, "ahb_lcd", &clk_ahb); + if (error != 0) { + device_printf(sc->dev, "cannot find clk 'ahb_lcd'\n"); + return (error); + } + error = clk_enable(clk_ahb); + if (error != 0) { + device_printf(sc->dev, "cannot enable clk 'ahb_lcd'\n"); + return (error); + } /* Disable TCON and TCON1 */ TCON_WRITE(sc, TCON_GCTL, 0); @@ -322,7 +435,7 @@ a10fb_setup_tcon(struct a10fb_softc *sc, TCON_WRITE(sc, TCON1_CTL, val); /* Setup PLL */ - a10_clk_tcon_activate(DOT_CLOCK_TO_HZ(mode->dot_clock)); + return (a10fb_setup_pll(sc, DOT_CLOCK_TO_HZ(mode->dot_clock))); } static void @@ -378,10 +491,14 @@ a10fb_configure(struct a10fb_softc *sc, } /* Setup display backend */ - a10fb_setup_debe(sc, mode); + error = a10fb_setup_debe(sc, mode); + if (error != 0) + return (error); /* Setup display timing controller */ - a10fb_setup_tcon(sc, mode); + error = a10fb_setup_tcon(sc, mode); + if (error != 0) + return (error); /* Attach framebuffer device */ sc->info.fb_name = device_get_nameunit(sc->dev); Modified: head/sys/arm/allwinner/a10_hdmi.c ============================================================================== --- head/sys/arm/allwinner/a10_hdmi.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_hdmi.c Wed Apr 6 23:11:03 2016 (r297627) @@ -49,7 +49,7 @@ __FBSDID("$FreeBSD$"); #include #include -#include +#include #include "hdmi_if.h" @@ -204,6 +204,7 @@ __FBSDID("$FreeBSD$"); #define HDMI_VSDB_MINLEN 5 #define HDMI_OUI "\x03\x0c\x00" #define HDMI_OUI_LEN 3 +#define HDMI_DEFAULT_FREQ 297000000 struct a10hdmi_softc { struct resource *res; @@ -214,6 +215,10 @@ struct a10hdmi_softc { int has_hdmi; int has_audio; + + clk_t clk_ahb; + clk_t clk_hdmi; + clk_t clk_lcd; }; static struct resource_spec a10hdmi_spec[] = { @@ -287,7 +292,33 @@ a10hdmi_attach(device_t dev) return (ENXIO); } - a10_clk_hdmi_activate(); + /* Setup clocks */ + error = clk_get_by_ofw_name(dev, "ahb", &sc->clk_ahb); + if (error != 0) { + device_printf(dev, "cannot find ahb clock\n"); + return (error); + } + error = clk_get_by_ofw_name(dev, "hdmi", &sc->clk_hdmi); + if (error != 0) { + device_printf(dev, "cannot find hdmi clock\n"); + return (error); + } + error = clk_get_by_ofw_name(dev, "lcd", &sc->clk_lcd); + if (error != 0) { + device_printf(dev, "cannot find lcd clock\n"); + } + /* Enable HDMI clock */ + error = clk_enable(sc->clk_hdmi); + if (error != 0) { + device_printf(dev, "cannot enable hdmi clock\n"); + return (error); + } + /* Gating AHB clock for HDMI */ + error = clk_enable(sc->clk_ahb); + if (error != 0) { + device_printf(dev, "cannot enable ahb gate\n"); + return (error); + } a10hdmi_init(sc); @@ -527,6 +558,38 @@ a10hdmi_set_audiomode(device_t dev, cons } static int +a10hdmi_get_tcon_config(struct a10hdmi_softc *sc, int *div, int *dbl) +{ + uint64_t lcd_fin, lcd_fout; + clk_t clk_lcd_parent; + const char *pname; + int error; + + error = clk_get_parent(sc->clk_lcd, &clk_lcd_parent); + if (error != 0) + return (error); + + /* Get the LCD CH1 special clock 2 divider */ + error = clk_get_freq(sc->clk_lcd, &lcd_fout); + if (error != 0) + return (error); + error = clk_get_freq(clk_lcd_parent, &lcd_fin); + if (error != 0) + return (error); + *div = lcd_fin / lcd_fout; + + /* Detect LCD CH1 special clock using a 1X or 2X source */ + /* XXX */ + pname = clk_get_name(clk_lcd_parent); + if (strcmp(pname, "pll3-1x") == 0 || strcmp(pname, "pll7-1x") == 0) + *dbl = 0; + else + *dbl = 1; + + return (0); +} + +static int a10hdmi_set_videomode(device_t dev, const struct videomode *mode) { struct a10hdmi_softc *sc; @@ -543,9 +606,11 @@ a10hdmi_set_videomode(device_t dev, cons vspw = mode->vsync_end - mode->vsync_start; vbp = mode->vtotal - mode->vsync_start; - error = a10_clk_tcon_get_config(&clk_div, &clk_dbl); - if (error != 0) + error = a10hdmi_get_tcon_config(sc, &clk_div, &clk_dbl); + if (error != 0) { + device_printf(dev, "couldn't get tcon config: %d\n", error); return (error); + } /* Clear interrupt status */ HDMI_WRITE(sc, HDMI_INT_STATUS, HDMI_READ(sc, HDMI_INT_STATUS)); Modified: head/sys/arm/allwinner/a10_mmc.c ============================================================================== --- head/sys/arm/allwinner/a10_mmc.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a10_mmc.c Wed Apr 6 23:11:03 2016 (r297627) @@ -49,9 +49,9 @@ __FBSDID("$FreeBSD$"); #include #include -#include #include -#include +#include +#include #define A10_MMC_MEMRES 0 #define A10_MMC_IRQRES 1 @@ -60,6 +60,8 @@ __FBSDID("$FreeBSD$"); #define A10_MMC_DMA_MAX_SIZE 0x2000 #define A10_MMC_DMA_FTRGLEVEL 0x20070008 +#define CARD_ID_FREQUENCY 400000 + static int a10_mmc_pio_mode = 0; TUNABLE_INT("hw.a10.mmc.pio_mode", &a10_mmc_pio_mode); @@ -74,6 +76,9 @@ struct a10_mmc_softc { bus_space_handle_t a10_bsh; bus_space_tag_t a10_bst; device_t a10_dev; + clk_t a10_clk_ahb; + clk_t a10_clk_mmc; + hwreset_t a10_rst_ahb; int a10_bus_busy; int a10_id; int a10_resid; @@ -147,7 +152,7 @@ a10_mmc_attach(device_t dev) struct a10_mmc_softc *sc; struct sysctl_ctx_list *ctx; struct sysctl_oid_list *tree; - int clk; + int error; sc = device_get_softc(dev); sc->a10_dev = dev; @@ -170,6 +175,9 @@ a10_mmc_attach(device_t dev) device_printf(dev, "cannot setup interrupt handler\n"); return (ENXIO); } + mtx_init(&sc->a10_mtx, device_get_nameunit(sc->a10_dev), "a10_mmc", + MTX_DEF); + callout_init_mtx(&sc->a10_timeoutc, &sc->a10_mtx, 0); /* * Later chips use a different FIFO offset. Unfortunately the FDT @@ -186,30 +194,41 @@ a10_mmc_attach(device_t dev) break; } + /* De-assert reset */ + if (hwreset_get_by_ofw_name(dev, "ahb", &sc->a10_rst_ahb) == 0) { + error = hwreset_deassert(sc->a10_rst_ahb); + if (error != 0) { + device_printf(dev, "cannot de-assert reset\n"); + return (error); + } + } + /* Activate the module clock. */ - switch (allwinner_soc_type()) { -#if defined(SOC_ALLWINNER_A10) || defined(SOC_ALLWINNER_A20) - case ALLWINNERSOC_A10: - case ALLWINNERSOC_A10S: - case ALLWINNERSOC_A20: - clk = a10_clk_mmc_activate(sc->a10_id); - break; -#endif -#if defined(SOC_ALLWINNER_A31) || defined(SOC_ALLWINNER_A31S) - case ALLWINNERSOC_A31: - case ALLWINNERSOC_A31S: - clk = a31_clk_mmc_activate(sc->a10_id); - break; -#endif - default: - clk = -1; + error = clk_get_by_ofw_name(dev, "ahb", &sc->a10_clk_ahb); + if (error != 0) { + device_printf(dev, "cannot get ahb clock\n"); + goto fail; } - if (clk != 0) { - bus_teardown_intr(dev, sc->a10_res[A10_MMC_IRQRES], - sc->a10_intrhand); - bus_release_resources(dev, a10_mmc_res_spec, sc->a10_res); - device_printf(dev, "cannot activate mmc clock\n"); - return (ENXIO); + error = clk_enable(sc->a10_clk_ahb); + if (error != 0) { + device_printf(dev, "cannot enable ahb clock\n"); + goto fail; + } + error = clk_get_by_ofw_name(dev, "mmc", &sc->a10_clk_mmc); + if (error != 0) { + device_printf(dev, "cannot get mmc clock\n"); + goto fail; + } + error = clk_set_freq(sc->a10_clk_mmc, CARD_ID_FREQUENCY, + CLK_SET_ROUND_DOWN); + if (error != 0) { + device_printf(dev, "cannot init mmc clock\n"); + goto fail; + } + error = clk_enable(sc->a10_clk_mmc); + if (error != 0) { + device_printf(dev, "cannot enable mmc clock\n"); + goto fail; } sc->a10_timeout = 10; @@ -217,9 +236,6 @@ a10_mmc_attach(device_t dev) tree = SYSCTL_CHILDREN(device_get_sysctl_tree(dev)); SYSCTL_ADD_INT(ctx, tree, OID_AUTO, "req_timeout", CTLFLAG_RW, &sc->a10_timeout, 0, "Request timeout in seconds"); - mtx_init(&sc->a10_mtx, device_get_nameunit(sc->a10_dev), "a10_mmc", - MTX_DEF); - callout_init_mtx(&sc->a10_timeoutc, &sc->a10_mtx, 0); /* Reset controller. */ if (a10_mmc_reset(sc) != 0) { @@ -826,25 +842,14 @@ a10_mmc_update_ios(device_t bus, device_ return (error); /* Set the MMC clock. */ - switch (allwinner_soc_type()) { -#if defined(SOC_ALLWINNER_A10) || defined(SOC_ALLWINNER_A20) - case ALLWINNERSOC_A10: - case ALLWINNERSOC_A10S: - case ALLWINNERSOC_A20: - error = a10_clk_mmc_cfg(sc->a10_id, ios->clock); - break; -#endif -#if defined(SOC_ALLWINNER_A31) || defined(SOC_ALLWINNER_A31S) - case ALLWINNERSOC_A31: - case ALLWINNERSOC_A31S: - error = a31_clk_mmc_cfg(sc->a10_id, ios->clock); - break; -#endif - default: - error = ENXIO; - } - if (error != 0) + error = clk_set_freq(sc->a10_clk_mmc, ios->clock, + CLK_SET_ROUND_DOWN); + if (error != 0) { + device_printf(sc->a10_dev, + "failed to set frequency to %u Hz: %d\n", + ios->clock, error); return (error); + } /* Enable clock. */ clkcr |= A10_MMC_CARD_CLK_ON; Modified: head/sys/arm/allwinner/a20/a20_if_dwc.c ============================================================================== --- head/sys/arm/allwinner/a20/a20_if_dwc.c Wed Apr 6 22:38:50 2016 (r297626) +++ head/sys/arm/allwinner/a20/a20_if_dwc.c Wed Apr 6 23:11:03 2016 (r297627) @@ -41,8 +41,7 @@ __FBSDID("$FreeBSD$"); #include #include -#include -#include +#include #include "if_dwc_if.h" @@ -62,29 +61,39 @@ a20_if_dwc_probe(device_t dev) static int a20_if_dwc_init(device_t dev) { - int clk; - - /* Activate GMAC clock and set the pin mux to rgmii. */ - switch (allwinner_soc_type()) { -#if defined(SOC_ALLWINNER_A10) || defined(SOC_ALLWINNER_A20) - case ALLWINNERSOC_A10: - case ALLWINNERSOC_A10S: - case ALLWINNERSOC_A20: - clk = a10_clk_gmac_activate(ofw_bus_get_node(dev)); - break; -#endif -#if defined(SOC_ALLWINNER_A31) || defined(SOC_ALLWINNER_A31S) - case ALLWINNERSOC_A31: - case ALLWINNERSOC_A31S: - clk = a31_clk_gmac_activate(ofw_bus_get_node(dev)); - break; -#endif - default: - clk = -1; - } - if (clk != 0) { - device_printf(dev, "could not activate gmac module\n"); - return (ENXIO); + const char *tx_parent_name; + char *phy_type; + clk_t clk_tx, clk_tx_parent; + phandle_t node; + int error; + + node = ofw_bus_get_node(dev); + + /* Configure PHY for MII or RGMII mode */ + if (OF_getprop_alloc(node, "phy-mode", 1, (void **)&phy_type)) { + error = clk_get_by_ofw_name(dev, "allwinner_gmac_tx", &clk_tx); + if (error != 0) { + device_printf(dev, "could not get tx clk\n"); + return (error); + } + + if (strcmp(phy_type, "rgmii") == 0) + tx_parent_name = "gmac_int_tx"; + else + tx_parent_name = "mii_phy_tx"; + + error = clk_get_by_name(dev, tx_parent_name, &clk_tx_parent); + if (error != 0) { + device_printf(dev, "could not get clock '%s'\n", + tx_parent_name); + return (error); + } + + error = clk_set_parent_by_clk(clk_tx, clk_tx_parent); + if (error != 0) { + device_printf(dev, "could not set tx clk parent\n"); + return (error); + } } return (0); Added: head/sys/arm/allwinner/aw_ccu.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/allwinner/aw_ccu.c Wed Apr 6 23:11:03 2016 (r297627) @@ -0,0 +1,224 @@ +/*- + * Copyright (c) 2016 Jared McNeill + * 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. + * + * $FreeBSD$ + */ + +/* + * Allwinner oscillator clock + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include + +#include + +#include "clkdev_if.h" + +#define CCU_BASE 0x01c20000 +#define CCU_SIZE 0x400 + +struct aw_ccu_softc { + struct simplebus_softc sc; + bus_space_tag_t bst; + bus_space_handle_t bsh; + struct mtx mtx; +}; + +static struct ofw_compat_data compat_data[] = { + { "allwinner,sun4i-a10", 1 }, + { "allwinner,sun7i-a20", 1 }, + { "allwinner,sun6i-a31", 1 }, + { "allwinner,sun6i-a31s", 1 }, + { NULL, 0 } +}; + +static int +aw_ccu_check_addr(bus_addr_t addr) +{ + if (addr < CCU_BASE || addr >= (CCU_BASE + CCU_SIZE)) + return (EINVAL); + return (0); +} + +static int +aw_ccu_write_4(device_t dev, bus_addr_t addr, uint32_t val) +{ + struct aw_ccu_softc *sc; + + if (aw_ccu_check_addr(addr) != 0) + return (EINVAL); + + sc = device_get_softc(dev); + mtx_assert(&sc->mtx, MA_OWNED); + bus_space_write_4(sc->bst, sc->bsh, addr - CCU_BASE, val); + + return (0); +} + +static int +aw_ccu_read_4(device_t dev, bus_addr_t addr, uint32_t *val) +{ + struct aw_ccu_softc *sc; + + if (aw_ccu_check_addr(addr) != 0) + return (EINVAL); + + sc = device_get_softc(dev); + mtx_assert(&sc->mtx, MA_OWNED); + *val = bus_space_read_4(sc->bst, sc->bsh, addr - CCU_BASE); + + return (0); +} + +static int +aw_ccu_modify_4(device_t dev, bus_addr_t addr, uint32_t clr, uint32_t set) +{ + struct aw_ccu_softc *sc; + uint32_t val; + + if (aw_ccu_check_addr(addr) != 0) + return (EINVAL); + + sc = device_get_softc(dev); *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***