/*- * Copyright (c) 2013 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Matt Thomas of 3am Software Foundry. * * 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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 "locators.h" #include __KERNEL_RCSID(1, "$NetBSD: awin_io.c,v 1.43 2015/04/20 01:33:22 matt Exp $"); #include #include #include #include #include #include #include #include #include #include static int awinio_match(device_t, cfdata_t, void *); static void awinio_attach(device_t, device_t, void *); static struct awinio_softc { device_t sc_dev; bus_space_tag_t sc_bst; bus_space_tag_t sc_a4x_bst; bus_space_handle_t sc_bsh; bus_space_handle_t sc_ccm_bsh; bus_space_handle_t sc_a80_usb_bsh; bus_space_handle_t sc_a80_core2_bsh; bus_space_handle_t sc_a80_rcpus_bsh; bus_dma_tag_t sc_dmat; bus_dma_tag_t sc_coherent_dmat; } awinio_sc; CFATTACH_DECL_NEW(awin_io, 0, awinio_match, awinio_attach, NULL, NULL); static int awinio_match(device_t parent, cfdata_t cf, void *aux) { if (awinio_sc.sc_dev != NULL) return 0; return 1; } static int awinio_print(void *aux, const char *pnp) { const struct awinio_attach_args * const aio = aux; if (aio->aio_loc.loc_port != AWINIOCF_PORT_DEFAULT) aprint_normal(" port %d", aio->aio_loc.loc_port); return QUIET; } #define OFFANDSIZE(n) AWIN_##n##_OFFSET, (AWIN_##n##_OFFSET < 0x20000 ? 0x1000 : 0x400) #define NOPORT AWINIOCF_PORT_DEFAULT #define NOINTR AWINIO_INTR_DEFAULT #define AANY 0 #define A10 AWINIO_ONLY_A10 #define A20 AWINIO_ONLY_A20 #define A31 AWINIO_ONLY_A31 #define A80 AWINIO_ONLY_A80 #define REQ AWINIO_REQUIRED static const struct awin_locators awin_locators[] = { { "awinicu", OFFANDSIZE(INTC), NOPORT, NOINTR, A10|REQ }, { "awingpio", OFFANDSIZE(PIO), NOPORT, NOINTR, A10|A20|A31|REQ }, { "awingpio", OFFANDSIZE(A80_PIO), NOPORT, NOINTR, A80|REQ }, { "awindma", OFFANDSIZE(DMA), NOPORT, AWIN_IRQ_DMA, A10|A20 }, { "awindma", OFFANDSIZE(DMA), NOPORT, AWIN_A31_IRQ_DMA, A31 }, { "awindma", OFFANDSIZE(A80_DMA), NOPORT, AWIN_A80_IRQ_DMA, A80 }, { "awintmr", OFFANDSIZE(TMR), NOPORT, AWIN_IRQ_TMR0, A10 }, { "awincnt", OFFANDSIZE(CPUCFG), NOPORT, NOINTR, A20 }, { "awincnt", OFFANDSIZE(A31_CPUCFG), NOPORT, NOINTR, A31 }, { "com", OFFANDSIZE(UART0), 0, AWIN_IRQ_UART0, A10|A20 }, { "com", OFFANDSIZE(UART1), 1, AWIN_IRQ_UART1, A10|A20 }, { "com", OFFANDSIZE(UART2), 2, AWIN_IRQ_UART2, A10|A20 }, { "com", OFFANDSIZE(UART3), 3, AWIN_IRQ_UART3, A10|A20 }, { "com", OFFANDSIZE(UART4), 4, AWIN_IRQ_UART4, A10|A20 }, { "com", OFFANDSIZE(UART5), 5, AWIN_IRQ_UART5, A10|A20 }, { "com", OFFANDSIZE(UART6), 6, AWIN_IRQ_UART6, A10|A20 }, { "com", OFFANDSIZE(UART7), 7, AWIN_IRQ_UART7, A10|A20 }, { "com", OFFANDSIZE(UART0), 0, AWIN_A31_IRQ_UART0, A31 }, { "com", OFFANDSIZE(A80_UART0), 0, AWIN_A80_IRQ_UART0, A80 }, { "awinmp", OFFANDSIZE(MP), NOPORT, AWIN_A31_IRQ_MP, A31 }, { "awindebe", AWIN_DE_BE0_OFFSET, 0x1000, 0, NOINTR, A20|A31 }, { "awindebe", AWIN_DE_BE1_OFFSET, 0x1000, 1, NOINTR, A20|A31 }, { "awindebe", AWIN_A80_DE_BE0_OFFSET, 0x1000, 0, NOINTR, A80 }, { "awindebe", AWIN_A80_DE_BE1_OFFSET, 0x1000, 1, NOINTR, A80 }, { "awindebe", AWIN_A80_DE_BE2_OFFSET, 0x1000, 2, NOINTR, A80 }, { "awintcon", OFFANDSIZE(LCD0), 0, NOINTR, A20|A31 }, { "awintcon", OFFANDSIZE(LCD1), 1, NOINTR, A20|A31 }, { "awintcon", OFFANDSIZE(A80_LCD0), 0, NOINTR, A80 }, { "awinhdmi", OFFANDSIZE(HDMI), NOPORT, AWIN_IRQ_HDMI0, A20 }, { "awinhdmi", OFFANDSIZE(HDMI), NOPORT, AWIN_A31_IRQ_HDMI, A31 }, { "awinhdmi", OFFANDSIZE(A80_HDMI), NOPORT, AWIN_A80_IRQ_HDMI, A80 }, { "awinwdt", OFFANDSIZE(TMR), NOPORT, NOINTR, A10|A20|A31 }, { "awinwdt", OFFANDSIZE(A80_TIMER), NOPORT, NOINTR, A80 }, { "awinrtc", OFFANDSIZE(TMR), NOPORT, NOINTR, A10|A20 }, { "awinrtc", OFFANDSIZE(A31_RTC), NOPORT, NOINTR, A31 }, { "awinusb", OFFANDSIZE(USB1), 0, NOINTR, A10|A20 }, { "awinusb", OFFANDSIZE(USB2), 1, NOINTR, A10|A20 }, { "awinusb", OFFANDSIZE(A31_USB1), 0, NOINTR, A31 }, { "awinusb", OFFANDSIZE(A31_USB2), 1, NOINTR, A31 }, { "awinusb", OFFANDSIZE(A80_USB0), 0, NOINTR, A80 }, { "awinusb", OFFANDSIZE(A80_USB1), 1, NOINTR, A80 }, { "awinusb", OFFANDSIZE(A80_USB2), 2, NOINTR, A80 }, { "motg", OFFANDSIZE(USB0), NOPORT, AWIN_IRQ_USB0, A10|A20 }, { "motg", OFFANDSIZE(A31_USB0), NOPORT, AWIN_A31_IRQ_USB0, A31 }, { "awinmmc", OFFANDSIZE(SDMMC0), 0, AWIN_IRQ_SDMMC0, A10|A20 }, { "awinmmc", OFFANDSIZE(SDMMC1), 1, AWIN_IRQ_SDMMC1, A10|A20 }, { "awinmmc", OFFANDSIZE(SDMMC2), 2, AWIN_IRQ_SDMMC2, A10|A20 }, { "awinmmc", OFFANDSIZE(SDMMC3), 3, AWIN_IRQ_SDMMC3, A10|A20 }, { "awinmmc", OFFANDSIZE(SDMMC1), 4, AWIN_IRQ_SDMMC1, A10|A20 }, { "awinmmc", OFFANDSIZE(SDMMC0), 0, AWIN_A31_IRQ_SDMMC0, A31 }, { "awinmmc", OFFANDSIZE(SDMMC1), 1, AWIN_A31_IRQ_SDMMC1, A31 }, { "awinmmc", OFFANDSIZE(SDMMC2), 2, AWIN_A31_IRQ_SDMMC2, A31 }, { "awinmmc", OFFANDSIZE(SDMMC3), 3, AWIN_A31_IRQ_SDMMC3, A31 }, { "awinmmc", OFFANDSIZE(SDMMC0), 0, AWIN_A80_IRQ_SDMMC0, A80 }, { "awinmmc", OFFANDSIZE(SDMMC1), 1, AWIN_A80_IRQ_SDMMC1, A80 }, { "awinmmc", OFFANDSIZE(SDMMC2), 2, AWIN_A80_IRQ_SDMMC2, A80 }, { "awinmmc", OFFANDSIZE(SDMMC3), 3, AWIN_A80_IRQ_SDMMC3, A80 }, { "ahcisata", OFFANDSIZE(SATA), NOPORT, AWIN_IRQ_SATA, A10|A20 }, { "awiniic", OFFANDSIZE(TWI0), 0, AWIN_IRQ_TWI0, A10|A20 }, { "awiniic", OFFANDSIZE(TWI1), 1, AWIN_IRQ_TWI1, A10|A20 }, { "awiniic", OFFANDSIZE(TWI2), 2, AWIN_IRQ_TWI2, A10|A20 }, { "awiniic", OFFANDSIZE(TWI3), 3, AWIN_IRQ_TWI3, A10|A20 }, { "awiniic", OFFANDSIZE(TWI4), 4, AWIN_IRQ_TWI4, A10|A20 }, { "awiniic", OFFANDSIZE(TWI0), 0, AWIN_A31_IRQ_TWI0, A31 }, { "awiniic", OFFANDSIZE(TWI1), 1, AWIN_A31_IRQ_TWI1, A31 }, { "awiniic", OFFANDSIZE(TWI2), 2, AWIN_A31_IRQ_TWI2, A31 }, { "awiniic", OFFANDSIZE(TWI3), 3, AWIN_A31_IRQ_TWI3, A31 }, { "awiniic", OFFANDSIZE(A80_TWI0), 0, AWIN_A80_IRQ_TWI0, A80 }, { "awiniic", OFFANDSIZE(A80_TWI1), 1, AWIN_A80_IRQ_TWI1, A80 }, { "awiniic", OFFANDSIZE(A80_TWI2), 2, AWIN_A80_IRQ_TWI2, A80 }, { "awiniic", OFFANDSIZE(A80_TWI3), 3, AWIN_A80_IRQ_TWI3, A80 }, { "awiniic", OFFANDSIZE(A80_TWI4), 4, AWIN_A80_IRQ_TWI4, A80 }, { "awinp2wi", OFFANDSIZE(A31_P2WI), NOPORT, AWIN_A31_IRQ_P2WI, A31 }, { "awinp2wi", OFFANDSIZE(A80_RSB), NOPORT, AWIN_A80_IRQ_R_RSB, A80 }, { "spi", OFFANDSIZE(SPI0), 0, AWIN_IRQ_SPI0, AANY }, { "spi", OFFANDSIZE(SPI1), 1, AWIN_IRQ_SPI1, AANY }, { "spi", OFFANDSIZE(SPI2), 1, AWIN_IRQ_SPI2, AANY }, { "spi", OFFANDSIZE(SPI3), 3, AWIN_IRQ_SPI3, AANY }, { "awe", OFFANDSIZE(EMAC), NOPORT, AWIN_IRQ_EMAC, A10|A20 }, { "awge", OFFANDSIZE(GMAC), NOPORT, AWIN_IRQ_GMAC, A20 }, { "awge", OFFANDSIZE(A31_GMAC), NOPORT, AWIN_A31_IRQ_GMAC, A31 }, { "awge", OFFANDSIZE(A80_GMAC), NOPORT, AWIN_A80_IRQ_EMAC, A80 }, { "awincrypto", OFFANDSIZE(SS), NOPORT, AWIN_IRQ_SS, AANY }, { "awinac", OFFANDSIZE(AC), NOPORT, AWIN_IRQ_AC, A10|A20 }, { "awinac", OFFANDSIZE(AC), NOPORT, AWIN_A31_IRQ_AC, A31 }, { "awindaudio", OFFANDSIZE(A80_DAUDIO1), 1, AWIN_A80_IRQ_R_DAUDIO, A80 }, { "awinhdmiaudio", OFFANDSIZE(HDMI), NOPORT, NOINTR, A20 }, { "awinhdmiaudio", OFFANDSIZE(HDMI), NOPORT, NOINTR, A31 }, { "awinnand", OFFANDSIZE(NFC), NOPORT, AWIN_IRQ_NAND, A10|A20 }, { "awinir", OFFANDSIZE(IR0), 0, AWIN_IRQ_IR0, A10|A20 }, { "awinir", OFFANDSIZE(IR1), 1, AWIN_IRQ_IR1, A10|A20 }, { "awinir", OFFANDSIZE(A31_CIR), NOPORT, AWIN_A31_IRQ_CIR, A31 }, { "awinir", OFFANDSIZE(A80_CIR), NOPORT, AWIN_A80_IRQ_R_CIR, A80 }, }; static int awinio_find(device_t parent, cfdata_t cf, const int *ldesc, void *aux) { const struct awinio_attach_args * const aio = aux; const struct awin_locators * const loc = &aio->aio_loc; const int port = cf->cf_loc[AWINIOCF_PORT]; if (strcmp(cf->cf_name, loc->loc_name) || (port != AWINIOCF_PORT_DEFAULT && port != loc->loc_port)) return 0; return config_match(parent, cf, aux); } static void awinio_attach(device_t parent, device_t self, void *aux) { struct awinio_softc * const sc = &awinio_sc; uint16_t chip_id = awin_chip_id(); const char *chip_name = awin_chip_name(); const bool a10_p = chip_id == AWIN_CHIP_ID_A10; const bool a20_p = chip_id == AWIN_CHIP_ID_A20; const bool a31_p = chip_id == AWIN_CHIP_ID_A31; const bool a80_p = chip_id == AWIN_CHIP_ID_A80; prop_dictionary_t dict = device_properties(self); sc->sc_dev = self; sc->sc_bst = &armv7_generic_bs_tag; sc->sc_a4x_bst = &armv7_generic_a4x_bs_tag; sc->sc_bsh = awin_core_bsh; sc->sc_dmat = &awin_dma_tag; sc->sc_coherent_dmat = &awin_coherent_dma_tag; switch (awin_chip_id()) { #ifdef ALLWINNER_A80 case AWIN_CHIP_ID_A80: sc->sc_a80_core2_bsh = awin_core2_bsh; sc->sc_a80_rcpus_bsh = awin_rcpus_bsh; bus_space_subregion(sc->sc_bst, sc->sc_bsh, AWIN_A80_CCU_SCLK_OFFSET, 0x1000, &sc->sc_ccm_bsh); bus_space_map(sc->sc_bst, AWIN_A80_USB_PBASE, AWIN_A80_USB_SIZE, 0, &sc->sc_a80_usb_bsh); break; #endif default: bus_space_subregion(sc->sc_bst, sc->sc_bsh, AWIN_CCM_OFFSET, 0x1000, &sc->sc_ccm_bsh); break; } aprint_naive("\n"); aprint_normal(": %s (0x%04x)\n", chip_name, chip_id); const struct awin_locators * const eloc = awin_locators + __arraycount(awin_locators); for (const struct awin_locators *loc = awin_locators; loc < eloc; loc++) { char prop_name[31]; bool skip; if (loc->loc_port == AWINIOCF_PORT_DEFAULT) { snprintf(prop_name, sizeof(prop_name), "no-%s", loc->loc_name); } else { snprintf(prop_name, sizeof(prop_name), "no-%s-%d", loc->loc_name, loc->loc_port); } if (prop_dictionary_get_bool(dict, prop_name, &skip) && skip) continue; if (loc->loc_flags & AWINIO_ONLY) { if (a10_p && !(loc->loc_flags & AWINIO_ONLY_A10)) continue; if (a20_p && !(loc->loc_flags & AWINIO_ONLY_A20)) continue; if (a31_p && !(loc->loc_flags & AWINIO_ONLY_A31)) continue; if (a80_p && !(loc->loc_flags & AWINIO_ONLY_A80)) continue; } struct awinio_attach_args aio = { .aio_loc = *loc, .aio_core_bst = sc->sc_bst, .aio_core_a4x_bst = sc->sc_a4x_bst, .aio_core_bsh = sc->sc_bsh, .aio_ccm_bsh = sc->sc_ccm_bsh, .aio_a80_usb_bsh = sc->sc_a80_usb_bsh, .aio_a80_core2_bsh = sc->sc_a80_core2_bsh, .aio_a80_rcpus_bsh = sc->sc_a80_rcpus_bsh, .aio_dmat = sc->sc_dmat, .aio_coherent_dmat = sc->sc_coherent_dmat, }; cfdata_t cf = config_search_ia(awinio_find, sc->sc_dev, "awinio", &aio); if (cf == NULL) { if (loc->loc_flags & AWINIO_REQUIRED) panic("%s: failed to find %s!", __func__, loc->loc_name); continue; } config_attach(sc->sc_dev, cf, &aio, awinio_print); } }