diff options
-rw-r--r-- | arch/arm/mach-s3c2412/s3c2412.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-s3c2440/s3c2440.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-s3c2442/s3c2442.c | 4 | ||||
-rw-r--r-- | drivers/mmc/host/s3cmci.c | 14 | ||||
-rw-r--r-- | include/asm-arm/arch-s3c2410/mci.h | 13 | ||||
-rw-r--r-- | include/asm-arm/arch-s3c2410/regs-sdi.h | 130 |
6 files changed, 165 insertions, 2 deletions
diff --git a/arch/arm/mach-s3c2412/s3c2412.c b/arch/arm/mach-s3c2412/s3c2412.c index 5b5aba69ec3..257cf702854 100644 --- a/arch/arm/mach-s3c2412/s3c2412.c +++ b/arch/arm/mach-s3c2412/s3c2412.c @@ -231,5 +231,8 @@ int __init s3c2412_init(void) { printk("S3C2412: Initialising architecture\n"); + /* make sure SD/MMC driver can distinguish 2412 from 2410 */ + s3c_device_sdi.name = "s3c2412-sdi"; + return sysdev_register(&s3c2412_sysdev); } diff --git a/arch/arm/mach-s3c2440/s3c2440.c b/arch/arm/mach-s3c2440/s3c2440.c index ac1f7ea5f40..f7f8f312c39 100644 --- a/arch/arm/mach-s3c2440/s3c2440.c +++ b/arch/arm/mach-s3c2440/s3c2440.c @@ -46,6 +46,9 @@ int __init s3c2440_init(void) s3c_device_wdt.resource[1].start = IRQ_S3C2440_WDT; s3c_device_wdt.resource[1].end = IRQ_S3C2440_WDT; + /* make sure SD/MMC driver can distinguish 2440 from 2410 */ + s3c_device_sdi.name = "s3c2440-sdi"; + /* register our system device for everything else */ return sysdev_register(&s3c2440_sysdev); diff --git a/arch/arm/mach-s3c2442/s3c2442.c b/arch/arm/mach-s3c2442/s3c2442.c index 4663bdc7fff..9602d575d3b 100644 --- a/arch/arm/mach-s3c2442/s3c2442.c +++ b/arch/arm/mach-s3c2442/s3c2442.c @@ -21,6 +21,7 @@ #include <plat/s3c2442.h> #include <plat/cpu.h> +#include <plat/devs.h> static struct sys_device s3c2442_sysdev = { .cls = &s3c2442_sysclass, @@ -30,5 +31,8 @@ int __init s3c2442_init(void) { printk("S3C2442: Initialising architecture\n"); + /* make sure SD/MMC driver can distinguish 2440 from 2410 */ + s3c_device_sdi.name = "s3c2440-sdi"; + return sysdev_register(&s3c2442_sysdev); } diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c index fcc98a4cce3..6dc6e3926ff 100644 --- a/drivers/mmc/host/s3cmci.c +++ b/drivers/mmc/host/s3cmci.c @@ -2,6 +2,7 @@ * linux/drivers/mmc/s3cmci.h - Samsung S3C MCI driver * * Copyright (C) 2004-2006 maintech GmbH, Thomas Kleffel <tk@maintech.de> + * Copyright (C) 2007 Harald Welte <laforge@gnumonks.org> * * Current driver maintained by Ben Dooks and Simtec Electronics * Copyright (C) 2008 Simtec Electronics <ben-linux@fluff.org> @@ -27,6 +28,15 @@ #include <plat/mci.h> +#include <asm/dma.h> +#include <asm/dma-mapping.h> + +#include <asm/io.h> +#include <asm/arch/regs-sdi.h> +#include <asm/arch/regs-gpio.h> +#include <asm/arch/mci.h> +#include <asm/arch/dma.h> + #include "s3cmci.h" #define DRIVER_NAME "s3c-mci" @@ -373,7 +383,6 @@ static void pio_tasklet(unsigned long data) { struct s3cmci_host *host = (struct s3cmci_host *) data; - disable_irq(host->irq); if (host->pio_active == XFER_WRITE) @@ -614,7 +623,6 @@ irq_out: spin_unlock_irqrestore(&host->complete_lock, iflags); return IRQ_HANDLED; - } /* @@ -1027,6 +1035,7 @@ static void s3cmci_send_request(struct mmc_host *mmc) dbg(host, dbg_err, "data prepare error %d\n", res); cmd->error = res; cmd->data->error = res; + cmd->data->error = -EIO; mmc_request_done(mmc, mrq); return; @@ -1567,3 +1576,4 @@ MODULE_AUTHOR("Thomas Kleffel <tk@maintech.de>, Ben Dooks <ben-linux@fluff.org>" MODULE_ALIAS("platform:s3c2410-sdi"); MODULE_ALIAS("platform:s3c2412-sdi"); MODULE_ALIAS("platform:s3c2440-sdi"); + diff --git a/include/asm-arm/arch-s3c2410/mci.h b/include/asm-arm/arch-s3c2410/mci.h new file mode 100644 index 00000000000..24e6cd1dd0c --- /dev/null +++ b/include/asm-arm/arch-s3c2410/mci.h @@ -0,0 +1,13 @@ +#ifndef _ARCH_MCI_H +#define _ARCH_MCI_H + +struct s3c24xx_mci_pdata { + unsigned int gpio_detect; + unsigned int gpio_wprotect; + unsigned long ocr_avail; + unsigned int do_dma; + void (*set_power)(unsigned char power_mode, + unsigned short vdd); +}; + +#endif /* _ARCH_NCI_H */ diff --git a/include/asm-arm/arch-s3c2410/regs-sdi.h b/include/asm-arm/arch-s3c2410/regs-sdi.h new file mode 100644 index 00000000000..603e85f7815 --- /dev/null +++ b/include/asm-arm/arch-s3c2410/regs-sdi.h @@ -0,0 +1,130 @@ +/* linux/include/asm-arm/arch-s3c2410/regs-sdi.h + * + * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> + * http://www.simtec.co.uk/products/SWLINUX/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * S3C2410 MMC/SDIO register definitions +*/ + +#ifndef __ASM_ARM_REGS_SDI +#define __ASM_ARM_REGS_SDI "regs-sdi.h" + +#define S3C2410_SDICON (0x00) +#define S3C2410_SDIPRE (0x04) +#define S3C2410_SDICMDARG (0x08) +#define S3C2410_SDICMDCON (0x0C) +#define S3C2410_SDICMDSTAT (0x10) +#define S3C2410_SDIRSP0 (0x14) +#define S3C2410_SDIRSP1 (0x18) +#define S3C2410_SDIRSP2 (0x1C) +#define S3C2410_SDIRSP3 (0x20) +#define S3C2410_SDITIMER (0x24) +#define S3C2410_SDIBSIZE (0x28) +#define S3C2410_SDIDCON (0x2C) +#define S3C2410_SDIDCNT (0x30) +#define S3C2410_SDIDSTA (0x34) +#define S3C2410_SDIFSTA (0x38) + +#define S3C2410_SDIDATA (0x3C) +#define S3C2410_SDIDATA_BYTE (0x3C) +#define S3C2410_SDIIMSK (0x40) + +#define S3C2440_SDIDATA (0x40) +#define S3C2440_SDIIMSK (0x3C) + +#define S3C2440_SDICON_SDRESET (1<<8) +#define S3C2440_SDICON_MMCCLOCK (1<<5) +#define S3C2440_SDIDATA_BYTE (0x48) + +#define S3C2410_SDICON_BYTEORDER (1<<4) +#define S3C2410_SDICON_SDIOIRQ (1<<3) +#define S3C2410_SDICON_RWAITEN (1<<2) +#define S3C2410_SDICON_FIFORESET (1<<1) +#define S3C2410_SDICON_CLOCKTYPE (1<<0) + +#define S3C2410_SDICMDCON_ABORT (1<<12) +#define S3C2410_SDICMDCON_WITHDATA (1<<11) +#define S3C2410_SDICMDCON_LONGRSP (1<<10) +#define S3C2410_SDICMDCON_WAITRSP (1<<9) +#define S3C2410_SDICMDCON_CMDSTART (1<<8) +#define S3C2410_SDICMDCON_SENDERHOST (1<<6) +#define S3C2410_SDICMDCON_INDEX (0x3f) + +#define S3C2410_SDICMDSTAT_CRCFAIL (1<<12) +#define S3C2410_SDICMDSTAT_CMDSENT (1<<11) +#define S3C2410_SDICMDSTAT_CMDTIMEOUT (1<<10) +#define S3C2410_SDICMDSTAT_RSPFIN (1<<9) +#define S3C2410_SDICMDSTAT_XFERING (1<<8) +#define S3C2410_SDICMDSTAT_INDEX (0xff) + +#define S3C2440_SDIDCON_DS_BYTE (0<<22) +#define S3C2440_SDIDCON_DS_HALFWORD (1<<22) +#define S3C2440_SDIDCON_DS_WORD (2<<22) +#define S3C2410_SDIDCON_IRQPERIOD (1<<21) +#define S3C2410_SDIDCON_TXAFTERRESP (1<<20) +#define S3C2410_SDIDCON_RXAFTERCMD (1<<19) +#define S3C2410_SDIDCON_BUSYAFTERCMD (1<<18) +#define S3C2410_SDIDCON_BLOCKMODE (1<<17) +#define S3C2410_SDIDCON_WIDEBUS (1<<16) +#define S3C2410_SDIDCON_DMAEN (1<<15) +#define S3C2410_SDIDCON_STOP (1<<14) +#define S3C2440_SDIDCON_DATSTART (1<<14) +#define S3C2410_SDIDCON_DATMODE (3<<12) +#define S3C2410_SDIDCON_BLKNUM (0x7ff) + +/* constants for S3C2410_SDIDCON_DATMODE */ +#define S3C2410_SDIDCON_XFER_READY (0<<12) +#define S3C2410_SDIDCON_XFER_CHKSTART (1<<12) +#define S3C2410_SDIDCON_XFER_RXSTART (2<<12) +#define S3C2410_SDIDCON_XFER_TXSTART (3<<12) + +#define S3C2410_SDIDCON_BLKNUM_MASK (0xFFF) +#define S3C2410_SDIDCNT_BLKNUM_SHIFT (12) + +#define S3C2410_SDIDSTA_RDYWAITREQ (1<<10) +#define S3C2410_SDIDSTA_SDIOIRQDETECT (1<<9) +#define S3C2410_SDIDSTA_FIFOFAIL (1<<8) /* reserved on 2440 */ +#define S3C2410_SDIDSTA_CRCFAIL (1<<7) +#define S3C2410_SDIDSTA_RXCRCFAIL (1<<6) +#define S3C2410_SDIDSTA_DATATIMEOUT (1<<5) +#define S3C2410_SDIDSTA_XFERFINISH (1<<4) +#define S3C2410_SDIDSTA_BUSYFINISH (1<<3) +#define S3C2410_SDIDSTA_SBITERR (1<<2) /* reserved on 2410a/2440 */ +#define S3C2410_SDIDSTA_TXDATAON (1<<1) +#define S3C2410_SDIDSTA_RXDATAON (1<<0) + +#define S3C2440_SDIFSTA_FIFORESET (1<<16) +#define S3C2440_SDIFSTA_FIFOFAIL (3<<14) /* 3 is correct (2 bits) */ +#define S3C2410_SDIFSTA_TFDET (1<<13) +#define S3C2410_SDIFSTA_RFDET (1<<12) +#define S3C2410_SDIFSTA_TFHALF (1<<11) +#define S3C2410_SDIFSTA_TFEMPTY (1<<10) +#define S3C2410_SDIFSTA_RFLAST (1<<9) +#define S3C2410_SDIFSTA_RFFULL (1<<8) +#define S3C2410_SDIFSTA_RFHALF (1<<7) +#define S3C2410_SDIFSTA_COUNTMASK (0x7f) + +#define S3C2410_SDIIMSK_RESPONSECRC (1<<17) +#define S3C2410_SDIIMSK_CMDSENT (1<<16) +#define S3C2410_SDIIMSK_CMDTIMEOUT (1<<15) +#define S3C2410_SDIIMSK_RESPONSEND (1<<14) +#define S3C2410_SDIIMSK_READWAIT (1<<13) +#define S3C2410_SDIIMSK_SDIOIRQ (1<<12) +#define S3C2410_SDIIMSK_FIFOFAIL (1<<11) +#define S3C2410_SDIIMSK_CRCSTATUS (1<<10) +#define S3C2410_SDIIMSK_DATACRC (1<<9) +#define S3C2410_SDIIMSK_DATATIMEOUT (1<<8) +#define S3C2410_SDIIMSK_DATAFINISH (1<<7) +#define S3C2410_SDIIMSK_BUSYFINISH (1<<6) +#define S3C2410_SDIIMSK_SBITERR (1<<5) /* reserved 2440/2410a */ +#define S3C2410_SDIIMSK_TXFIFOHALF (1<<4) +#define S3C2410_SDIIMSK_TXFIFOEMPTY (1<<3) +#define S3C2410_SDIIMSK_RXFIFOLAST (1<<2) +#define S3C2410_SDIIMSK_RXFIFOFULL (1<<1) +#define S3C2410_SDIIMSK_RXFIFOHALF (1<<0) + +#endif /* __ASM_ARM_REGS_SDI */ |