diff options
| -rw-r--r-- | drivers/mmc/omap_hsmmc.c | 100 |
1 files changed, 73 insertions, 27 deletions
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c index 7ed5328..83dda09 100644 --- a/drivers/mmc/omap_hsmmc.c +++ b/drivers/mmc/omap_hsmmc.c @@ -56,9 +56,16 @@ DECLARE_GLOBAL_DATA_PTR; #define SYSCTL_SRC (1 << 25) #define SYSCTL_SRD (1 << 26) +struct omap_hsmmc_plat { + struct mmc_config cfg; + struct mmc mmc; +}; + struct omap_hsmmc_data { struct hsmmc *base_addr; +#ifndef CONFIG_DM_MMC struct mmc_config cfg; +#endif #ifdef OMAP_HSMMC_USE_GPIO #ifdef CONFIG_DM_MMC struct gpio_desc cd_gpio; /* Change Detect GPIO */ @@ -78,7 +85,25 @@ static int mmc_read_data(struct hsmmc *mmc_base, char *buf, unsigned int size); static int mmc_write_data(struct hsmmc *mmc_base, const char *buf, unsigned int siz); -#if defined(OMAP_HSMMC_USE_GPIO) && !defined(CONFIG_DM_MMC) +static inline struct omap_hsmmc_data *omap_hsmmc_get_data(struct mmc *mmc) +{ +#ifdef CONFIG_DM_MMC + return dev_get_priv(mmc->dev); +#else + return (struct omap_hsmmc_data *)mmc->priv; +#endif +} +static inline struct mmc_config *omap_hsmmc_get_cfg(struct mmc *mmc) +{ +#ifdef CONFIG_DM_MMC + struct omap_hsmmc_plat *plat = dev_get_platdata(mmc->dev); + return &plat->cfg; +#else + return &((struct omap_hsmmc_data *)mmc->priv)->cfg; +#endif +} + + #if defined(OMAP_HSMMC_USE_GPIO) && !defined(CONFIG_DM_MMC) static int omap_mmc_setup_gpio_in(int gpio, const char *label) { int ret; @@ -102,6 +127,7 @@ static int omap_mmc_setup_gpio_in(int gpio, const char *label) static unsigned char mmc_board_init(struct mmc *mmc) { #if defined(CONFIG_OMAP34XX) + struct mmc_config *cfg = omap_hsmmc_get_cfg(mmc); t2_t *t2_base = (t2_t *)T2_BASE; struct prcm *prcm_base = (struct prcm *)PRCM_BASE; u32 pbias_lite; @@ -142,7 +168,7 @@ static unsigned char mmc_board_init(struct mmc *mmc) &t2_base->devconf1); /* Change from default of 52MHz to 26MHz if necessary */ - if (!(mmc->cfg->host_caps & MMC_MODE_HS_52MHz)) + if (!(cfg->host_caps & MMC_MODE_HS_52MHz)) writel(readl(&t2_base->ctl_prog_io1) & ~CTLPROGIO1SPEEDCTRL, &t2_base->ctl_prog_io1); @@ -157,7 +183,7 @@ static unsigned char mmc_board_init(struct mmc *mmc) #if defined(CONFIG_OMAP54XX) || defined(CONFIG_OMAP44XX) /* PBIAS config needed for MMC1 only */ - if (mmc->block_dev.devnum == 0) + if (mmc_get_blk_desc(mmc)->devnum == 0) vmmc_pbias_config(LDO_VOLT_3V0); #endif @@ -194,12 +220,13 @@ void mmc_init_stream(struct hsmmc *mmc_base) static int omap_hsmmc_init_setup(struct mmc *mmc) { + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); struct hsmmc *mmc_base; unsigned int reg_val; unsigned int dsor; ulong start; - mmc_base = ((struct omap_hsmmc_data *)mmc->priv)->base_addr; + mmc_base = priv->base_addr; mmc_board_init(mmc); writel(readl(&mmc_base->sysconfig) | MMC_SOFTRESET, @@ -304,11 +331,12 @@ static void mmc_reset_controller_fsm(struct hsmmc *mmc_base, u32 bit) static int omap_hsmmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) { + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); struct hsmmc *mmc_base; unsigned int flags, mmc_stat; ulong start; - mmc_base = ((struct omap_hsmmc_data *)mmc->priv)->base_addr; + mmc_base = priv->base_addr; start = get_timer(0); while ((readl(&mmc_base->pstate) & (DATI_MASK | CMDI_MASK)) != 0) { if (get_timer(0) - start > MAX_RETRY_MS) { @@ -533,11 +561,12 @@ static int mmc_write_data(struct hsmmc *mmc_base, const char *buf, static int omap_hsmmc_set_ios(struct mmc *mmc) { + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); struct hsmmc *mmc_base; unsigned int dsor = 0; ulong start; - mmc_base = ((struct omap_hsmmc_data *)mmc->priv)->base_addr; + mmc_base = priv->base_addr; /* configue bus width */ switch (mmc->bus_width) { case 8: @@ -591,7 +620,7 @@ static int omap_hsmmc_set_ios(struct mmc *mmc) #ifdef CONFIG_DM_MMC static int omap_hsmmc_getcd(struct mmc *mmc) { - struct omap_hsmmc_data *priv = mmc->priv; + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); int value; value = dm_gpio_get_value(&priv->cd_gpio); @@ -606,7 +635,7 @@ static int omap_hsmmc_getcd(struct mmc *mmc) static int omap_hsmmc_getwp(struct mmc *mmc) { - struct omap_hsmmc_data *priv = mmc->priv; + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); int value; value = dm_gpio_get_value(&priv->wp_gpio); @@ -618,11 +647,11 @@ static int omap_hsmmc_getwp(struct mmc *mmc) #else static int omap_hsmmc_getcd(struct mmc *mmc) { - struct omap_hsmmc_data *priv_data = mmc->priv; + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); int cd_gpio; /* if no CD return as 1 */ - cd_gpio = priv_data->cd_gpio; + cd_gpio = priv->cd_gpio; if (cd_gpio < 0) return 1; @@ -632,11 +661,11 @@ static int omap_hsmmc_getcd(struct mmc *mmc) static int omap_hsmmc_getwp(struct mmc *mmc) { - struct omap_hsmmc_data *priv_data = mmc->priv; + struct omap_hsmmc_data *priv = omap_hsmmc_get_data(mmc); int wp_gpio; /* if no WP return as 0 */ - wp_gpio = priv_data->wp_gpio; + wp_gpio = priv->wp_gpio; if (wp_gpio < 0) return 0; @@ -661,23 +690,23 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio, int wp_gpio) { struct mmc *mmc; - struct omap_hsmmc_data *priv_data; + struct omap_hsmmc_data *priv; struct mmc_config *cfg; uint host_caps_val; - priv_data = malloc(sizeof(*priv_data)); - if (priv_data == NULL) + priv = malloc(sizeof(*priv)); + if (priv == NULL) return -1; host_caps_val = MMC_MODE_4BIT | MMC_MODE_HS_52MHz | MMC_MODE_HS; switch (dev_index) { case 0: - priv_data->base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE; + priv->base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE; break; #ifdef OMAP_HSMMC2_BASE case 1: - priv_data->base_addr = (struct hsmmc *)OMAP_HSMMC2_BASE; + priv->base_addr = (struct hsmmc *)OMAP_HSMMC2_BASE; #if (defined(CONFIG_OMAP44XX) || defined(CONFIG_OMAP54XX) || \ defined(CONFIG_DRA7XX) || defined(CONFIG_AM33XX) || \ defined(CONFIG_AM43XX) || defined(CONFIG_SOC_KEYSTONE)) && \ @@ -689,7 +718,7 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio, #endif #ifdef OMAP_HSMMC3_BASE case 2: - priv_data->base_addr = (struct hsmmc *)OMAP_HSMMC3_BASE; + priv->base_addr = (struct hsmmc *)OMAP_HSMMC3_BASE; #if defined(CONFIG_DRA7XX) && defined(CONFIG_HSMMC3_8BIT) /* Enable 8-bit interface for eMMC on DRA7XX */ host_caps_val |= MMC_MODE_8BIT; @@ -697,16 +726,16 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio, break; #endif default: - priv_data->base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE; + priv->base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE; return 1; } #ifdef OMAP_HSMMC_USE_GPIO /* on error gpio values are set to -1, which is what we want */ - priv_data->cd_gpio = omap_mmc_setup_gpio_in(cd_gpio, "mmc_cd"); - priv_data->wp_gpio = omap_mmc_setup_gpio_in(wp_gpio, "mmc_wp"); + priv->cd_gpio = omap_mmc_setup_gpio_in(cd_gpio, "mmc_cd"); + priv->wp_gpio = omap_mmc_setup_gpio_in(wp_gpio, "mmc_wp"); #endif - cfg = &priv_data->cfg; + cfg = &priv->cfg; cfg->name = "OMAP SD/MMC"; cfg->ops = &omap_hsmmc_ops; @@ -737,7 +766,7 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio, if ((get_cpu_family() == CPU_OMAP34XX) && (get_cpu_rev() <= CPU_3XX_ES21)) cfg->b_max = 1; #endif - mmc = mmc_create(cfg, priv_data); + mmc = mmc_create(cfg, priv); if (mmc == NULL) return -1; @@ -747,14 +776,14 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio, static int omap_hsmmc_ofdata_to_platdata(struct udevice *dev) { struct omap_hsmmc_data *priv = dev_get_priv(dev); + struct omap_hsmmc_plat *plat = dev_get_platdata(dev); + struct mmc_config *cfg = &plat->cfg; const void *fdt = gd->fdt_blob; int node = dev_of_offset(dev); - struct mmc_config *cfg; int val; priv->base_addr = map_physmem(dev_get_addr(dev), sizeof(struct hsmmc *), MAP_NOCACHE); - cfg = &priv->cfg; cfg->host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS; val = fdtdec_get_int(fdt, node, "bus-width", -1); @@ -786,20 +815,33 @@ static int omap_hsmmc_ofdata_to_platdata(struct udevice *dev) return 0; } +#ifdef CONFIG_BLK + +static int omap_hsmmc_bind(struct udevice *dev) +{ + struct omap_hsmmc_plat *plat = dev_get_platdata(dev); + + return mmc_bind(dev, &plat->mmc, &plat->cfg); +} +#endif static int omap_hsmmc_probe(struct udevice *dev) { + struct omap_hsmmc_plat *plat = dev_get_platdata(dev); struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev); struct omap_hsmmc_data *priv = dev_get_priv(dev); - struct mmc_config *cfg; + struct mmc_config *cfg = &plat->cfg; struct mmc *mmc; - cfg = &priv->cfg; cfg->name = "OMAP SD/MMC"; cfg->ops = &omap_hsmmc_ops; +#ifdef CONFIG_BLK + mmc = &plat->mmc; +#else mmc = mmc_create(cfg, priv); if (mmc == NULL) return -1; +#endif #ifdef OMAP_HSMMC_USE_GPIO gpio_request_by_name(dev, "cd-gpios", 0, &priv->cd_gpio, GPIOD_IS_IN); @@ -824,7 +866,11 @@ U_BOOT_DRIVER(omap_hsmmc) = { .id = UCLASS_MMC, .of_match = omap_hsmmc_ids, .ofdata_to_platdata = omap_hsmmc_ofdata_to_platdata, +#ifdef CONFIG_BLK + .bind = omap_hsmmc_bind, +#endif .probe = omap_hsmmc_probe, .priv_auto_alloc_size = sizeof(struct omap_hsmmc_data), + .platdata_auto_alloc_size = sizeof(struct omap_hsmmc_plat), }; #endif |