diff options
Diffstat (limited to 'drivers/mmc')
-rw-r--r-- | drivers/mmc/Makefile | 5 | ||||
-rw-r--r-- | drivers/mmc/atmel_mci.h | 48 | ||||
-rw-r--r-- | drivers/mmc/gen_atmel_mci.c | 353 | ||||
-rw-r--r-- | drivers/mmc/omap3_mmc.c | 68 | ||||
-rw-r--r-- | drivers/mmc/omap3_mmc.h | 9 | ||||
-rw-r--r-- | drivers/mmc/s5p_mmc.c | 36 |
6 files changed, 447 insertions, 72 deletions
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile index 8dfd8a32ba6..6603d74294b 100644 --- a/drivers/mmc/Makefile +++ b/drivers/mmc/Makefile @@ -25,12 +25,13 @@ include $(TOPDIR)/config.mk LIB := $(obj)libmmc.a -COBJS-$(CONFIG_GENERIC_MMC) += mmc.o COBJS-$(CONFIG_ATMEL_MCI) += atmel_mci.o COBJS-$(CONFIG_BFIN_SDH) += bfin_sdh.o -COBJS-$(CONFIG_OMAP3_MMC) += omap3_mmc.o COBJS-$(CONFIG_FSL_ESDHC) += fsl_esdhc.o +COBJS-$(CONFIG_GENERIC_MMC) += mmc.o +COBJS-$(CONFIG_GENERIC_ATMEL_MCI) += gen_atmel_mci.o COBJS-$(CONFIG_MXC_MMC) += mxcmmc.o +COBJS-$(CONFIG_OMAP3_MMC) += omap3_mmc.o COBJS-$(CONFIG_PXA_MMC) += pxa_mmc.o COBJS-$(CONFIG_S5P_MMC) += s5p_mmc.o diff --git a/drivers/mmc/atmel_mci.h b/drivers/mmc/atmel_mci.h index 5b4f5c99b6d..823a77d91b3 100644 --- a/drivers/mmc/atmel_mci.h +++ b/drivers/mmc/atmel_mci.h @@ -22,7 +22,45 @@ #ifndef __CPU_AT32AP_ATMEL_MCI_H__ #define __CPU_AT32AP_ATMEL_MCI_H__ -/* Atmel MultiMedia Card Interface (MCI) registers */ +#ifndef __ASSEMBLY__ + +/* + * Structure for struct SoC access. + * Names starting with '_' are fillers. + */ +typedef struct atmel_mci { + /* reg Offset */ + u32 cr; /* 0x00 */ + u32 mr; /* 0x04 */ + u32 dtor; /* 0x08 */ + u32 sdcr; /* 0x0c */ + u32 argr; /* 0x10 */ + u32 cmdr; /* 0x14 */ + u32 _18; /* 0x18 */ + u32 _1c; /* 0x1c */ + u32 rspr; /* 0x20 */ + u32 rspr1; /* 0x24 */ + u32 rspr2; /* 0x28 */ + u32 rspr3; /* 0x2c */ + u32 rdr; /* 0x30 */ + u32 tdr; /* 0x34 */ + u32 _38; /* 0x38 */ + u32 _3c; /* 0x3c */ + u32 sr; /* 0x40 */ + u32 ier; /* 0x44 */ + u32 idr; /* 0x48 */ + u32 imr; /* 0x4c */ +} atmel_mci_t; + +#endif /* __ASSEMBLY__ */ + +/* + * NOTICE: Use of registers offsets is depreciated. + * These defines will be removed once the old driver + * is taken out of commision. + * + * Atmel MultiMedia Card Interface (MCI) registers + */ #define MMCI_CR 0x0000 #define MMCI_MR 0x0004 #define MMCI_DTOR 0x0008 @@ -192,7 +230,13 @@ << MMCI_##name##_OFFSET)) \ | MMCI_BF(name,value)) -/* Register access macros */ +/* + * NOTICE: Use of registers offsets is depreciated. + * These defines will be removed once the old driver + * is taken out of commision. + * + * Register access macros + */ #define mmci_readl(reg) \ readl((void *)MMCI_BASE + MMCI_##reg) #define mmci_writel(reg,value) \ diff --git a/drivers/mmc/gen_atmel_mci.c b/drivers/mmc/gen_atmel_mci.c new file mode 100644 index 00000000000..fa4df9943a7 --- /dev/null +++ b/drivers/mmc/gen_atmel_mci.c @@ -0,0 +1,353 @@ +/* + * Copyright (C) 2010 + * Rob Emanuele <rob@emanuele.us> + * Reinhard Meyer, EMK Elektronik <reinhard.meyer@emk-elektronik.de> + * + * Original Driver: + * Copyright (C) 2004-2006 Atmel Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <mmc.h> +#include <part.h> +#include <malloc.h> +#include <asm/io.h> +#include <asm/errno.h> +#include <asm/byteorder.h> +#include <asm/arch/clk.h> +#include <asm/arch/memory-map.h> +#include "atmel_mci.h" + +#ifndef CONFIG_SYS_MMC_CLK_OD +# define CONFIG_SYS_MMC_CLK_OD 150000 +#endif + +#define MMC_DEFAULT_BLKLEN 512 + +#if defined(CONFIG_ATMEL_MCI_PORTB) +# define MCI_BUS 1 +#else +# define MCI_BUS 0 +#endif + +static int initialized = 0; + +/* + * Print command and status: + * + * - always when DEBUG is defined + * - on command errors + */ +static void dump_cmd(u32 cmdr, u32 arg, u32 status, const char* msg) +{ + printf("gen_atmel_mci: CMDR %08x (%2u) ARGR %08x (SR: %08x) %s\n", + cmdr, cmdr&0x3F, arg, status, msg); +} + +/* Setup for MCI Clock and Block Size */ +static void mci_set_mode(struct mmc *mmc, u32 hz, u32 blklen) +{ + atmel_mci_t *mci = (atmel_mci_t *)mmc->priv; + u32 bus_hz = get_mci_clk_rate(); + u32 clkdiv = 255; + + debug("mci: bus_hz is %u, setting clock %u Hz, block size %u\n", + bus_hz, hz, blklen); + if (hz > 0) { + /* find lowest clkdiv yielding a rate <= than requested */ + for (clkdiv=0; clkdiv<255; clkdiv++) { + if ((bus_hz / (clkdiv+1) / 2) <= hz) + break; + } + } + printf("mci: setting clock %u Hz, block size %u\n", + (bus_hz / (clkdiv+1)) / 2, blklen); + + blklen &= 0xfffc; + /* On some platforms RDPROOF and WRPROOF are ignored */ + writel((MMCI_BF(CLKDIV, clkdiv) + | MMCI_BF(BLKLEN, blklen) + | MMCI_BIT(RDPROOF) + | MMCI_BIT(WRPROOF)), &mci->mr); + initialized = 1; +} + +/* Return the CMDR with flags for a given command and data packet */ +static u32 mci_encode_cmd( + struct mmc_cmd *cmd, struct mmc_data *data, u32* error_flags) +{ + u32 cmdr = 0; + + /* Default Flags for Errors */ + *error_flags |= (MMCI_BIT(DTOE) | MMCI_BIT(RDIRE) | MMCI_BIT(RENDE) | + MMCI_BIT(RINDE) | MMCI_BIT(RTOE)); + + /* Default Flags for the Command */ + cmdr |= MMCI_BIT(MAXLAT); + + if (data) { + cmdr |= MMCI_BF(TRCMD, 1); + if (data->blocks > 1) + cmdr |= MMCI_BF(TRTYP, 1); + if (data->flags & MMC_DATA_READ) + cmdr |= MMCI_BIT(TRDIR); + } + + if (cmd->resp_type & MMC_RSP_CRC) + *error_flags |= MMCI_BIT(RCRCE); + if (cmd->resp_type & MMC_RSP_136) + cmdr |= MMCI_BF(RSPTYP, 2); + else if (cmd->resp_type & MMC_RSP_BUSY) + cmdr |= MMCI_BF(RSPTYP, 3); + else if (cmd->resp_type & MMC_RSP_PRESENT) + cmdr |= MMCI_BF(RSPTYP, 1); + + return cmdr | MMCI_BF(CMDNB, cmd->cmdidx); +} + +/* Entered into function pointer in mci_send_cmd */ +static u32 mci_data_read(atmel_mci_t *mci, u32* data, u32 error_flags) +{ + u32 status; + + do { + status = readl(&mci->sr); + if (status & (error_flags | MMCI_BIT(OVRE))) + goto io_fail; + } while (!(status & MMCI_BIT(RXRDY))); + + if (status & MMCI_BIT(RXRDY)) { + *data = readl(&mci->rdr); + status = 0; + } +io_fail: + return status; +} + +/* Entered into function pointer in mci_send_cmd */ +static u32 mci_data_write(atmel_mci_t *mci, u32* data, u32 error_flags) +{ + u32 status; + + do { + status = readl(&mci->sr); + if (status & (error_flags | MMCI_BIT(UNRE))) + goto io_fail; + } while (!(status & MMCI_BIT(TXRDY))); + + if (status & MMCI_BIT(TXRDY)) { + writel(*data, &mci->tdr); + status = 0; + } +io_fail: + return status; +} + +/* + * Entered into mmc structure during driver init + * + * Sends a command out on the bus and deals with the block data. + * Takes the mmc pointer, a command pointer, and an optional data pointer. + */ +static int +mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) +{ + atmel_mci_t *mci = (atmel_mci_t *)mmc->priv; + u32 cmdr; + u32 error_flags = 0; + u32 status; + + if (!initialized) { + puts ("MCI not initialized!\n"); + return COMM_ERR; + } + + /* Figure out the transfer arguments */ + cmdr = mci_encode_cmd(cmd, data, &error_flags); + + /* Send the command */ + writel(cmd->cmdarg, &mci->argr); + writel(cmdr, &mci->cmdr); + +#ifdef DEBUG + dump_cmd(cmdr, cmd->cmdarg, 0, "DEBUG"); +#endif + + /* Wait for the command to complete */ + while (!((status = readl(&mci->sr)) & MMCI_BIT(CMDRDY))); + + if (status & error_flags) { + dump_cmd(cmdr, cmd->cmdarg, status, "Command Failed"); + return COMM_ERR; + } + + /* Copy the response to the response buffer */ + if (cmd->resp_type & MMC_RSP_136) { + cmd->response[0] = readl(&mci->rspr); + cmd->response[1] = readl(&mci->rspr1); + cmd->response[2] = readl(&mci->rspr2); + cmd->response[3] = readl(&mci->rspr3); + } else + cmd->response[0] = readl(&mci->rspr); + + /* transfer all of the blocks */ + if (data) { + u32 word_count, block_count; + u32* ioptr; + u32 sys_blocksize, dummy, i; + u32 (*mci_data_op) + (atmel_mci_t *mci, u32* data, u32 error_flags); + + if (data->flags & MMC_DATA_READ) { + mci_data_op = mci_data_read; + sys_blocksize = mmc->read_bl_len; + ioptr = (u32*)data->dest; + } else { + mci_data_op = mci_data_write; + sys_blocksize = mmc->write_bl_len; + ioptr = (u32*)data->src; + } + + status = 0; + for (block_count = 0; + block_count < data->blocks && !status; + block_count++) { + word_count = 0; + do { + status = mci_data_op(mci, ioptr, error_flags); + word_count++; + ioptr++; + } while (!status && word_count < (data->blocksize/4)); +#ifdef DEBUG + if (data->flags & MMC_DATA_READ) + { + printf("Read Data:\n"); + print_buffer(0, data->dest, 1, + word_count*4, 0); + } +#endif +#ifdef DEBUG + if (!status && word_count < (sys_blocksize / 4)) + printf("filling rest of block...\n"); +#endif + /* fill the rest of a full block */ + while (!status && word_count < (sys_blocksize / 4)) { + status = mci_data_op(mci, &dummy, + error_flags); + word_count++; + } + if (status) { + dump_cmd(cmdr, cmd->cmdarg, status, + "Data Transfer Failed"); + return COMM_ERR; + } + } + + /* Wait for Transfer End */ + i = 0; + do { + status = readl(&mci->sr); + + if (status & error_flags) { + dump_cmd(cmdr, cmd->cmdarg, status, + "DTIP Wait Failed"); + return COMM_ERR; + } + i++; + } while ((status & MMCI_BIT(DTIP)) && i < 10000); + if (status & MMCI_BIT(DTIP)) { + dump_cmd(cmdr, cmd->cmdarg, status, + "XFER DTIP never unset, ignoring"); + } + } + + return 0; +} + +/* Entered into mmc structure during driver init */ +static void mci_set_ios(struct mmc *mmc) +{ + atmel_mci_t *mci = (atmel_mci_t *)mmc->priv; + int busw = (mmc->bus_width == 4) ? 1 : 0; + + /* Set the clock speed */ + mci_set_mode(mmc, mmc->clock, MMC_DEFAULT_BLKLEN); + + /* + * set the bus width and select slot for this interface + * there is no capability for multiple slots on the same interface yet + * Bitfield SCDBUS needs to be expanded to 2 bits for 8-bit buses + */ + writel(MMCI_BF(SCDBUS, busw) | MMCI_BF(SCDSEL, MCI_BUS), &mci->sdcr); +} + +/* Entered into mmc structure during driver init */ +static int mci_init(struct mmc *mmc) +{ + atmel_mci_t *mci = (atmel_mci_t *)mmc->priv; + + /* Initialize controller */ + writel(MMCI_BIT(SWRST), &mci->cr); /* soft reset */ + writel(MMCI_BIT(PWSDIS), &mci->cr); /* disable power save */ + writel(MMCI_BIT(MCIEN), &mci->cr); /* enable mci */ + + /* Initial Time-outs */ + writel(0x5f, &mci->dtor); + /* Disable Interrupts */ + writel(~0UL, &mci->idr); + + /* Set default clocks and blocklen */ + mci_set_mode(mmc, CONFIG_SYS_MMC_CLK_OD, MMC_DEFAULT_BLKLEN); + + return 0; +} + +/* + * This is the only exported function + * + * Call it with the MCI register base address + */ +int atmel_mci_init(void *regs) +{ + struct mmc *mmc = malloc(sizeof(struct mmc)); + + if (!mmc) + return -1; + strcpy(mmc->name, "mci"); + mmc->priv = regs; + mmc->send_cmd = mci_send_cmd; + mmc->set_ios = mci_set_ios; + mmc->init = mci_init; + + /* need to be able to pass these in on a board by board basis */ + mmc->voltages = MMC_VDD_32_33 | MMC_VDD_33_34; + mmc->host_caps = MMC_MODE_4BIT; + /* + * min and max frequencies determined by + * max and min of clock divider + */ + mmc->f_min = get_mci_clk_rate() / (2*256); + mmc->f_max = get_mci_clk_rate() / (2*1); + + mmc_register(mmc); + + return 0; +} diff --git a/drivers/mmc/omap3_mmc.c b/drivers/mmc/omap3_mmc.c index 9506cca2181..15d41e55bd1 100644 --- a/drivers/mmc/omap3_mmc.c +++ b/drivers/mmc/omap3_mmc.c @@ -33,7 +33,7 @@ #include "omap3_mmc.h" -const unsigned short mmc_transspeed_val[15][4] = { +static const unsigned short mmc_transspeed_val[15][4] = { {CLKD(10, 1), CLKD(10, 10), CLKD(10, 100), CLKD(10, 1000)}, {CLKD(12, 1), CLKD(12, 10), CLKD(12, 100), CLKD(12, 1000)}, {CLKD(13, 1), CLKD(13, 10), CLKD(13, 100), CLKD(13, 1000)}, @@ -51,7 +51,7 @@ const unsigned short mmc_transspeed_val[15][4] = { {CLKD(80, 1), CLKD(80, 10), CLKD(80, 100), CLKD(80, 1000)} }; -mmc_card_data cur_card_data; +static mmc_card_data cur_card_data; static block_dev_desc_t mmc_blk_dev; static hsmmc_t *mmc_base = (hsmmc_t *)OMAP_HSMMC1_BASE; @@ -80,7 +80,7 @@ block_dev_desc_t *mmc_get_dev(int dev) return (block_dev_desc_t *) &mmc_blk_dev; } -unsigned char mmc_board_init(void) +static unsigned char mmc_board_init(void) { #if defined(CONFIG_TWL4030_POWER) twl4030_power_mmc_init(); @@ -114,7 +114,7 @@ unsigned char mmc_board_init(void) return 1; } -void mmc_init_stream(void) +static void mmc_init_stream(void) { writel(readl(&mmc_base->con) | INIT_INITSTREAM, &mmc_base->con); @@ -129,7 +129,7 @@ void mmc_init_stream(void) writel(readl(&mmc_base->con) & ~INIT_INITSTREAM, &mmc_base->con); } -unsigned char mmc_clock_config(unsigned int iclk, unsigned short clk_div) +static unsigned char mmc_clock_config(unsigned int iclk, unsigned short clk_div) { unsigned int val; @@ -158,7 +158,7 @@ unsigned char mmc_clock_config(unsigned int iclk, unsigned short clk_div) return 1; } -unsigned char mmc_init_setup(void) +static unsigned char mmc_init_setup(void) { unsigned int reg_val; @@ -192,7 +192,7 @@ unsigned char mmc_init_setup(void) return 1; } -unsigned char mmc_send_cmd(unsigned int cmd, unsigned int arg, +static unsigned char mmc_send_cmd(unsigned int cmd, unsigned int arg, unsigned int *response) { unsigned int mmc_stat; @@ -228,7 +228,7 @@ unsigned char mmc_send_cmd(unsigned int cmd, unsigned int arg, return 1; } -unsigned char mmc_read_data(unsigned int *output_buf) +static unsigned char mmc_read_data(unsigned int *output_buf) { unsigned int mmc_stat; unsigned int read_count = 0; @@ -269,7 +269,7 @@ unsigned char mmc_read_data(unsigned int *output_buf) return 1; } -unsigned char mmc_detect_card(mmc_card_data *mmc_card_cur) +static unsigned char mmc_detect_card(mmc_card_data *mmc_card_cur) { unsigned char err; unsigned int argument = 0; @@ -380,7 +380,7 @@ unsigned char mmc_detect_card(mmc_card_data *mmc_card_cur) return 1; } -unsigned char mmc_read_cardsize(mmc_card_data *mmc_dev_data, +static unsigned char mmc_read_cardsize(mmc_card_data *mmc_dev_data, mmc_csd_reg_t *cur_csd) { mmc_extended_csd_reg_t ext_csd; @@ -434,45 +434,48 @@ unsigned char mmc_read_cardsize(mmc_card_data *mmc_dev_data, return 1; } -unsigned char omap_mmc_read_sect(unsigned int start_sec, unsigned int num_bytes, - mmc_card_data *mmc_c, - unsigned long *output_buf) +static unsigned long mmc_bread(int dev_num, unsigned long blknr, + lbaint_t blkcnt, void *dst) { unsigned char err; unsigned int argument; unsigned int resp[4]; - unsigned int num_sec_val = - (num_bytes + (MMCSD_SECTOR_SIZE - 1)) / MMCSD_SECTOR_SIZE; + unsigned int *output_buf = dst; unsigned int sec_inc_val; + lbaint_t i; - if (num_sec_val == 0) - return 1; + if (blkcnt == 0) + return 0; - if (mmc_c->mode == SECTOR_MODE) { - argument = start_sec; + if (cur_card_data.mode == SECTOR_MODE) { + argument = blknr; sec_inc_val = 1; } else { - argument = start_sec * MMCSD_SECTOR_SIZE; + argument = blknr * MMCSD_SECTOR_SIZE; sec_inc_val = MMCSD_SECTOR_SIZE; } - while (num_sec_val) { + for (i = 0; i < blkcnt; i++) { err = mmc_send_cmd(MMC_CMD17, argument, resp); - if (err != 1) - return err; + if (err != 1) { + printf("mmc: CMD17 failed, status = %08x\n", err); + break; + } - err = mmc_read_data((unsigned int *) output_buf); - if (err != 1) - return err; + err = mmc_read_data(output_buf); + if (err != 1) { + printf("mmc: read failed, status = %08x\n", err); + break; + } output_buf += (MMCSD_SECTOR_SIZE / 4); argument += sec_inc_val; - num_sec_val--; } - return 1; + + return i; } -unsigned char configure_mmc(mmc_card_data *mmc_card_cur) +static unsigned char configure_mmc(mmc_card_data *mmc_card_cur) { unsigned char ret_val; unsigned int argument; @@ -541,13 +544,6 @@ unsigned char configure_mmc(mmc_card_data *mmc_card_cur) return 1; } -unsigned long mmc_bread(int dev_num, unsigned long blknr, lbaint_t blkcnt, - void *dst) -{ - omap_mmc_read_sect(blknr, (blkcnt * MMCSD_SECTOR_SIZE), &cur_card_data, - (unsigned long *) dst); - return 1; -} int mmc_legacy_init(int dev) { diff --git a/drivers/mmc/omap3_mmc.h b/drivers/mmc/omap3_mmc.h index cbb3dc3a3a6..e4d263c8776 100644 --- a/drivers/mmc/omap3_mmc.h +++ b/drivers/mmc/omap3_mmc.h @@ -230,13 +230,4 @@ typedef union { mmc_csd_reg_t Card_CSD; } mmc_resp_t; -extern mmc_card_data mmc_dev; - -unsigned char mmc_lowlevel_init(void); -unsigned char mmc_send_command(unsigned int cmd, unsigned int arg, - unsigned int *response); -unsigned char mmc_setup_clock(unsigned int iclk, unsigned short clkd); -unsigned char mmc_set_opendrain(unsigned char state); -unsigned char mmc_read_data(unsigned int *output_buf); - #endif /* MMC_H */ diff --git a/drivers/mmc/s5p_mmc.c b/drivers/mmc/s5p_mmc.c index 669b1d0d2f9..1fd425cbb67 100644 --- a/drivers/mmc/s5p_mmc.c +++ b/drivers/mmc/s5p_mmc.c @@ -23,12 +23,6 @@ #include <asm/io.h> #include <asm/arch/mmc.h> -#ifdef DEBUG_S5P_HSMMC -#define dbg(x...) printf(x) -#else -#define dbg(x...) do { } while (0) -#endif - /* support 4 mmc hosts */ struct mmc mmc_dev[4]; struct mmc_host mmc_host[4]; @@ -36,18 +30,14 @@ struct mmc_host mmc_host[4]; static inline struct s5p_mmc *s5p_get_base_mmc(int dev_index) { unsigned long offset = dev_index * sizeof(struct s5p_mmc); - - if (cpu_is_s5pc100()) - return (struct s5p_mmc *)(S5PC100_MMC_BASE + offset); - else - return (struct s5p_mmc *)(S5PC110_MMC_BASE + offset); + return (struct s5p_mmc *)(samsung_get_base_mmc() + offset); } static void mmc_prepare_data(struct mmc_host *host, struct mmc_data *data) { unsigned char ctrl; - dbg("data->dest: %08x\n", (u32)data->dest); + debug("data->dest: %08x\n", (u32)data->dest); writel((u32)data->dest, &host->reg->sysad); /* * DMASEL[4:3] @@ -128,7 +118,7 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, if (data) mmc_prepare_data(host, data); - dbg("cmd->arg: %08x\n", cmd->cmdarg); + debug("cmd->arg: %08x\n", cmd->cmdarg); writel(cmd->cmdarg, &host->reg->argument); if (data) @@ -165,7 +155,7 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, if (data) flags |= (1 << 5); - dbg("cmd: %d\n", cmd->cmdidx); + debug("cmd: %d\n", cmd->cmdidx); writew((cmd->cmdidx << 8) | flags, &host->reg->cmdreg); @@ -186,11 +176,11 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, if (mask & (1 << 16)) { /* Timeout Error */ - dbg("timeout: %08x cmd %d\n", mask, cmd->cmdidx); + debug("timeout: %08x cmd %d\n", mask, cmd->cmdidx); return TIMEOUT; } else if (mask & (1 << 15)) { /* Error Interrupt */ - dbg("error: %08x cmd %d\n", mask, cmd->cmdidx); + debug("error: %08x cmd %d\n", mask, cmd->cmdidx); return -1; } @@ -206,7 +196,7 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, cmd->response[i] |= readb(offset - 1); } - dbg("cmd->resp[%d]: %08x\n", + debug("cmd->resp[%d]: %08x\n", i, cmd->response[i]); } } else if (cmd->resp_type & MMC_RSP_BUSY) { @@ -223,10 +213,10 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, } cmd->response[0] = readl(&host->reg->rspreg0); - dbg("cmd->resp[0]: %08x\n", cmd->response[0]); + debug("cmd->resp[0]: %08x\n", cmd->response[0]); } else { cmd->response[0] = readl(&host->reg->rspreg0); - dbg("cmd->resp[0]: %08x\n", cmd->response[0]); + debug("cmd->resp[0]: %08x\n", cmd->response[0]); } } @@ -242,11 +232,11 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, return -1; } else if (mask & (1 << 3)) { /* DMA Interrupt */ - dbg("DMA end\n"); + debug("DMA end\n"); break; } else if (mask & (1 << 1)) { /* Transfer Complete */ - dbg("r/w is done\n"); + debug("r/w is done\n"); break; } } @@ -288,7 +278,7 @@ static void mmc_change_clock(struct mmc_host *host, uint clock) div = 2; else div = 1; - dbg("div: %d\n", div); + debug("div: %d\n", div); div >>= 1; /* @@ -325,7 +315,7 @@ static void mmc_set_ios(struct mmc *mmc) unsigned char ctrl; unsigned long val; - dbg("set_ios: bus_width: %x, clock: %d\n", mmc->bus_width, mmc->clock); + debug("bus_width: %x, clock: %d\n", mmc->bus_width, mmc->clock); /* * SELCLKPADDS[17:16] |