1 /* $NetBSD: sdhcvar.h,v 1.13 2013/01/10 17:19:33 jmcneill Exp $ */ 2 /* $OpenBSD: sdhcvar.h,v 1.3 2007/09/06 08:01:01 jsg Exp $ */ 3 4 /* 5 * Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #ifndef _SDHCVAR_H_ 21 #define _SDHCVAR_H_ 22 23 #include <sys/bus.h> 24 #include <sys/device.h> 25 #include <sys/pmf.h> 26 27 struct sdhc_host; 28 29 struct sdhc_softc { 30 device_t sc_dev; 31 32 struct sdhc_host **sc_host; 33 int sc_nhosts; 34 35 bus_dma_tag_t sc_dmat; 36 37 uint32_t sc_flags; 38 #define SDHC_FLAG_USE_DMA 0x0001 39 #define SDHC_FLAG_FORCE_DMA 0x0002 40 #define SDHC_FLAG_NO_PWR0 0x0004 /* Freescale ESDHC */ 41 #define SDHC_FLAG_HAVE_DVS 0x0008 /* Freescale ESDHC */ 42 #define SDHC_FLAG_32BIT_ACCESS 0x0010 /* Freescale ESDHC */ 43 #define SDHC_FLAG_ENHANCED 0x0020 /* Freescale ESDHC */ 44 #define SDHC_FLAG_8BIT_MODE 0x0040 /* MMC 8bit mode is supported */ 45 #define SDHC_FLAG_HAVE_CGM 0x0080 /* Netlogic XLP */ 46 #define SDHC_FLAG_NO_LED_ON 0x0100 /* LED_ON unsupported in HOST_CTL */ 47 #define SDHC_FLAG_HOSTCAPS 0x0200 /* No device provided capabilities */ 48 #define SDHC_FLAG_RSP136_CRC 0x0400 /* Resp 136 with CRC and end-bit */ 49 #define SDHC_FLAG_SINGLE_ONLY 0x0800 /* Single transfer only */ 50 #define SDHC_FLAG_WAIT_RESET 0x1000 /* Wait for soft resets to start */ 51 #define SDHC_FLAG_NO_HS_BIT 0x2000 /* Don't set SDHC_HIGH_SPEED bit */ 52 53 uint32_t sc_clkbase; 54 int sc_clkmsk; /* Mask for SDCLK */ 55 uint32_t sc_caps;/* attachment provided capabilities */ 56 57 int (*sc_vendor_rod)(struct sdhc_softc *, int); 58 int (*sc_vendor_write_protect)(struct sdhc_softc *); 59 int (*sc_vendor_card_detect)(struct sdhc_softc *); 60 int (*sc_vendor_bus_clock)(struct sdhc_softc *, int); 61 }; 62 63 /* Host controller functions called by the attachment driver. */ 64 int sdhc_host_found(struct sdhc_softc *, bus_space_tag_t, 65 bus_space_handle_t, bus_size_t); 66 int sdhc_intr(void *); 67 int sdhc_detach(struct sdhc_softc *, int); 68 bool sdhc_suspend(device_t, const pmf_qual_t *); 69 bool sdhc_resume(device_t, const pmf_qual_t *); 70 bool sdhc_shutdown(device_t, int); 71 72 #endif /* _SDHCVAR_H_ */ 73