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author | Tom Rini <trini@ti.com> | 2014-03-28 08:24:01 -0400 |
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committer | Tom Rini <trini@ti.com> | 2014-03-28 08:24:01 -0400 |
commit | 82b9547387389cc4147596cb45609bf29d3fdbdb (patch) | |
tree | 76e2566eaa67e09e7c2262bdc2354d81b8523ecd /drivers/mmc/gen_atmel_mci.c | |
parent | 81b196bed881e3f38d7b1eabe1b60d9b86c7bb7b (diff) | |
parent | eea4e6fe82fef9975e0153644935b89882890450 (diff) | |
download | u-boot-imx-82b9547387389cc4147596cb45609bf29d3fdbdb.zip u-boot-imx-82b9547387389cc4147596cb45609bf29d3fdbdb.tar.gz u-boot-imx-82b9547387389cc4147596cb45609bf29d3fdbdb.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-mmc
Diffstat (limited to 'drivers/mmc/gen_atmel_mci.c')
-rw-r--r-- | drivers/mmc/gen_atmel_mci.c | 53 |
1 files changed, 32 insertions, 21 deletions
diff --git a/drivers/mmc/gen_atmel_mci.c b/drivers/mmc/gen_atmel_mci.c index c11dcd0..acca026 100644 --- a/drivers/mmc/gen_atmel_mci.c +++ b/drivers/mmc/gen_atmel_mci.c @@ -55,7 +55,7 @@ static void dump_cmd(u32 cmdr, u32 arg, u32 status, const char* 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; + atmel_mci_t *mci = mmc->priv; u32 bus_hz = get_mci_clk_rate(); u32 clkdiv = 255; @@ -165,7 +165,7 @@ io_fail: 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; + atmel_mci_t *mci = mmc->priv; u32 cmdr; u32 error_flags = 0; u32 status; @@ -289,7 +289,7 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) /* Entered into mmc structure during driver init */ static void mci_set_ios(struct mmc *mmc) { - atmel_mci_t *mci = (atmel_mci_t *)mmc->priv; + atmel_mci_t *mci = mmc->priv; int bus_width = mmc->bus_width; unsigned int version = atmel_mci_get_version(mci); int busw; @@ -325,7 +325,7 @@ static void mci_set_ios(struct mmc *mmc) /* Entered into mmc structure during driver init */ static int mci_init(struct mmc *mmc) { - atmel_mci_t *mci = (atmel_mci_t *)mmc->priv; + atmel_mci_t *mci = mmc->priv; /* Initialize controller */ writel(MMCI_BIT(SWRST), &mci->cr); /* soft reset */ @@ -344,6 +344,12 @@ static int mci_init(struct mmc *mmc) return 0; } +static const struct mmc_ops atmel_mci_ops = { + .send_cmd = mci_send_cmd, + .set_ios = mci_set_ios, + .init = mci_init, +}; + /* * This is the only exported function * @@ -351,40 +357,45 @@ static int mci_init(struct mmc *mmc) */ int atmel_mci_init(void *regs) { - struct mmc *mmc = malloc(sizeof(struct mmc)); + struct mmc *mmc; + struct mmc_config *cfg; struct atmel_mci *mci; unsigned int version; - if (!mmc) + cfg = malloc(sizeof(*cfg)); + if (cfg == NULL) return -1; + memset(cfg, 0, sizeof(*cfg)); + + mci = (struct atmel_mci *)regs; - strcpy(mmc->name, "mci"); - mmc->priv = regs; - mmc->send_cmd = mci_send_cmd; - mmc->set_ios = mci_set_ios; - mmc->init = mci_init; - mmc->getcd = NULL; - mmc->getwp = NULL; + cfg->name = "mci"; + cfg->ops = &atmel_mci_ops; /* need to be able to pass these in on a board by board basis */ - mmc->voltages = MMC_VDD_32_33 | MMC_VDD_33_34; - mci = (struct atmel_mci *)mmc->priv; + cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34; version = atmel_mci_get_version(mci); if ((version & 0xf00) >= 0x300) - mmc->host_caps = MMC_MODE_8BIT; + cfg->host_caps = MMC_MODE_8BIT; - mmc->host_caps |= MMC_MODE_4BIT; + cfg->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); + cfg->f_min = get_mci_clk_rate() / (2*256); + cfg->f_max = get_mci_clk_rate() / (2*1); + + cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT; - mmc->b_max = 0; + mmc = mmc_create(cfg, regs); - mmc_register(mmc); + if (mmc == NULL) { + free(cfg); + return -1; + } + /* NOTE: possibly leaking the cfg structure */ return 0; } |