]> git.ipfire.org Git - people/ms/u-boot.git/blobdiff - drivers/mmc/mmc.c
mmc: Drop unnecessary case for mmc_probe()
[people/ms/u-boot.git] / drivers / mmc / mmc.c
index 255310a8e619c1e229f883a25c07455b872e19d7..31f65f6e242f6eb57d2ffddbd3146e42e014d6e0 100644 (file)
@@ -181,23 +181,18 @@ const char *mmc_mode_name(enum bus_mode mode)
 static uint mmc_mode2freq(struct mmc *mmc, enum bus_mode mode)
 {
        static const int freqs[] = {
+             [MMC_LEGACY]      = 25000000,
              [SD_LEGACY]       = 25000000,
              [MMC_HS]          = 26000000,
              [SD_HS]           = 50000000,
-#if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT)
+             [MMC_HS_52]       = 52000000,
+             [MMC_DDR_52]      = 52000000,
              [UHS_SDR12]       = 25000000,
              [UHS_SDR25]       = 50000000,
              [UHS_SDR50]       = 100000000,
              [UHS_DDR50]       = 50000000,
-#ifdef MMC_SUPPORTS_TUNING
              [UHS_SDR104]      = 208000000,
-#endif
-#endif
-             [MMC_HS_52]       = 52000000,
-             [MMC_DDR_52]      = 52000000,
-#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
              [MMC_HS_200]      = 200000000,
-#endif
        };
 
        if (mode == MMC_LEGACY)
@@ -213,8 +208,8 @@ static int mmc_select_mode(struct mmc *mmc, enum bus_mode mode)
        mmc->selected_mode = mode;
        mmc->tran_speed = mmc_mode2freq(mmc, mode);
        mmc->ddr_mode = mmc_is_mode_ddr(mode);
-       debug("selecting mode %s (freq : %d MHz)\n", mmc_mode_name(mode),
-             mmc->tran_speed / 1000000);
+       pr_debug("selecting mode %s (freq : %d MHz)\n", mmc_mode_name(mode),
+                mmc->tran_speed / 1000000);
        return 0;
 }
 
@@ -457,7 +452,7 @@ ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
        }
 
        if (mmc_set_blocklen(mmc, mmc->read_bl_len)) {
-               debug("%s: Failed to set blocklen\n", __func__);
+               pr_debug("%s: Failed to set blocklen\n", __func__);
                return 0;
        }
 
@@ -465,7 +460,7 @@ ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
                cur = (blocks_todo > mmc->cfg->b_max) ?
                        mmc->cfg->b_max : blocks_todo;
                if (mmc_read_blocks(mmc, dst, start, cur) != cur) {
-                       debug("%s: Failed to read blocks\n", __func__);
+                       pr_debug("%s: Failed to read blocks\n", __func__);
                        return 0;
                }
                blocks_todo -= cur;
@@ -900,11 +895,11 @@ static int mmc_boot_part_access_chk(struct mmc *mmc, unsigned int part_num)
                forbidden = MMC_CAP(MMC_HS_200);
 
        if (MMC_CAP(mmc->selected_mode) & forbidden) {
-               debug("selected mode (%s) is forbidden for part %d\n",
-                     mmc_mode_name(mmc->selected_mode), part_num);
+               pr_debug("selected mode (%s) is forbidden for part %d\n",
+                        mmc_mode_name(mmc->selected_mode), part_num);
                change = true;
        } else if (mmc->selected_mode != mmc->best_mode) {
-               debug("selected mode is not optimal\n");
+               pr_debug("selected mode is not optimal\n");
                change = true;
        }
 
@@ -1333,7 +1328,7 @@ static int sd_set_card_speed(struct mmc *mmc, enum bus_mode mode)
        if (err)
                return err;
 
-       if ((__be32_to_cpu(switch_status[4]) >> 24) != speed)
+       if (((__be32_to_cpu(switch_status[4]) >> 24) & 0xF) != speed)
                return -ENOTSUPP;
 
        return 0;
@@ -1427,7 +1422,7 @@ retry_ssr:
                        mmc->ssr.erase_offset = eo * 1000;
                }
        } else {
-               debug("Invalid Allocation Unit Size.\n");
+               pr_debug("Invalid Allocation Unit Size.\n");
        }
 
        return 0;
@@ -1532,18 +1527,18 @@ void mmc_dump_capabilities(const char *text, uint caps)
 {
        enum bus_mode mode;
 
-       printf("%s: widths [", text);
+       pr_debug("%s: widths [", text);
        if (caps & MMC_MODE_8BIT)
-               printf("8, ");
+               pr_debug("8, ");
        if (caps & MMC_MODE_4BIT)
-               printf("4, ");
+               pr_debug("4, ");
        if (caps & MMC_MODE_1BIT)
-               printf("1, ");
-       printf("\b\b] modes [");
+               pr_debug("1, ");
+       pr_debug("\b\b] modes [");
        for (mode = MMC_LEGACY; mode < MMC_MODES_END; mode++)
                if (MMC_CAP(mode) & caps)
-                       printf("%s, ", mmc_mode_name(mode));
-       printf("\b\b]\n");
+                       pr_debug("%s, ", mmc_mode_name(mode));
+       pr_debug("\b\b]\n");
 }
 #endif
 
@@ -1577,7 +1572,7 @@ static int mmc_set_signal_voltage(struct mmc *mmc, uint signal_voltage)
        mmc->signal_voltage = signal_voltage;
        err = mmc_set_ios(mmc);
        if (err)
-               debug("unable to set voltage (err %d)\n", err);
+               pr_debug("unable to set voltage (err %d)\n", err);
 
        return err;
 }
@@ -1660,10 +1655,10 @@ static int sd_select_mode_and_width(struct mmc *mmc, uint card_caps)
 
                for (w = widths; w < widths + ARRAY_SIZE(widths); w++) {
                        if (*w & caps & mwt->widths) {
-                               debug("trying mode %s width %d (at %d MHz)\n",
-                                     mmc_mode_name(mwt->mode),
-                                     bus_width(*w),
-                                     mmc_mode2freq(mmc, mwt->mode) / 1000000);
+                               pr_debug("trying mode %s width %d (at %d MHz)\n",
+                                        mmc_mode_name(mwt->mode),
+                                        bus_width(*w),
+                                        mmc_mode2freq(mmc, mwt->mode) / 1000000);
 
                                /* configure the bus width (card + host) */
                                err = sd_select_bus_width(mmc, bus_width(*w));
@@ -1686,7 +1681,7 @@ static int sd_select_mode_and_width(struct mmc *mmc, uint card_caps)
                                        err = mmc_execute_tuning(mmc,
                                                                 mwt->tuning);
                                        if (err) {
-                                               debug("tuning failed\n");
+                                               pr_debug("tuning failed\n");
                                                goto error;
                                        }
                                }
@@ -1708,7 +1703,7 @@ error:
                }
        }
 
-       printf("unable to select a mode\n");
+       pr_err("unable to select a mode\n");
        return -ENOTSUPP;
 }
 
@@ -1860,7 +1855,7 @@ static int mmc_select_mode_and_width(struct mmc *mmc, uint card_caps)
                return 0;
 
        if (!mmc->ext_csd) {
-               debug("No ext_csd found!\n"); /* this should enver happen */
+               pr_debug("No ext_csd found!\n"); /* this should enver happen */
                return -ENOTSUPP;
        }
 
@@ -1870,10 +1865,10 @@ static int mmc_select_mode_and_width(struct mmc *mmc, uint card_caps)
                for_each_supported_width(card_caps & mwt->widths,
                                         mmc_is_mode_ddr(mwt->mode), ecbw) {
                        enum mmc_voltage old_voltage;
-                       debug("trying mode %s width %d (at %d MHz)\n",
-                             mmc_mode_name(mwt->mode),
-                             bus_width(ecbw->cap),
-                             mmc_mode2freq(mmc, mwt->mode) / 1000000);
+                       pr_debug("trying mode %s width %d (at %d MHz)\n",
+                                mmc_mode_name(mwt->mode),
+                                bus_width(ecbw->cap),
+                                mmc_mode2freq(mmc, mwt->mode) / 1000000);
                        old_voltage = mmc->signal_voltage;
                        err = mmc_set_lowest_voltage(mmc, mwt->mode,
                                                     MMC_ALL_SIGNAL_VOLTAGE);
@@ -1914,7 +1909,7 @@ static int mmc_select_mode_and_width(struct mmc *mmc, uint card_caps)
                        if (mwt->tuning) {
                                err = mmc_execute_tuning(mmc, mwt->tuning);
                                if (err) {
-                                       debug("tuning failed\n");
+                                       pr_debug("tuning failed\n");
                                        goto error;
                                }
                        }
@@ -1950,6 +1945,7 @@ static int mmc_startup_v4(struct mmc *mmc)
                MMC_VERSION_4_1,
                MMC_VERSION_4_2,
                MMC_VERSION_4_3,
+               MMC_VERSION_4_4,
                MMC_VERSION_4_41,
                MMC_VERSION_4_5,
                MMC_VERSION_5_0,
@@ -2396,12 +2392,12 @@ static int mmc_power_init(struct mmc *mmc)
        ret = device_get_supply_regulator(mmc->dev, "vmmc-supply",
                                          &mmc->vmmc_supply);
        if (ret)
-               debug("%s: No vmmc supply\n", mmc->dev->name);
+               pr_debug("%s: No vmmc supply\n", mmc->dev->name);
 
        ret = device_get_supply_regulator(mmc->dev, "vqmmc-supply",
                                          &mmc->vqmmc_supply);
        if (ret)
-               debug("%s: No vqmmc supply\n", mmc->dev->name);
+               pr_debug("%s: No vqmmc supply\n", mmc->dev->name);
 #endif
 #else /* !CONFIG_DM_MMC */
        /*
@@ -2457,7 +2453,7 @@ static int mmc_power_off(struct mmc *mmc)
                int ret = regulator_set_enable(mmc->vmmc_supply, false);
 
                if (ret) {
-                       debug("Error disabling VMMC supply\n");
+                       pr_debug("Error disabling VMMC supply\n");
                        return ret;
                }
        }
@@ -2505,7 +2501,7 @@ int mmc_start_init(struct mmc *mmc)
        if (no_card) {
                mmc->has_init = 0;
 #if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
-               printf("MMC: no card present\n");
+               pr_err("MMC: no card present\n");
 #endif
                return -ENOMEDIUM;
        }
@@ -2532,7 +2528,7 @@ int mmc_start_init(struct mmc *mmc)
                 * to use the UHS modes, because we wouldn't be able to
                 * recover from an error during the UHS initialization.
                 */
-               debug("Unable to do a full power cycle. Disabling the UHS modes for safety\n");
+               pr_debug("Unable to do a full power cycle. Disabling the UHS modes for safety\n");
                uhs_en = false;
                mmc->host_caps &= ~UHS_CAPS;
                err = mmc_power_on(mmc);
@@ -2629,7 +2625,7 @@ int mmc_init(struct mmc *mmc)
        if (!err)
                err = mmc_complete_init(mmc);
        if (err)
-               printf("%s: %d, time %lu\n", __func__, err, get_timer(start));
+               pr_info("%s: %d, time %lu\n", __func__, err, get_timer(start));
 
        return err;
 }
@@ -2657,12 +2653,7 @@ void mmc_set_preinit(struct mmc *mmc, int preinit)
        mmc->preinit = preinit;
 }
 
-#if CONFIG_IS_ENABLED(DM_MMC) && defined(CONFIG_SPL_BUILD)
-static int mmc_probe(bd_t *bis)
-{
-       return 0;
-}
-#elif CONFIG_IS_ENABLED(DM_MMC)
+#if CONFIG_IS_ENABLED(DM_MMC)
 static int mmc_probe(bd_t *bis)
 {
        int ret, i;