diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2017-06-29 14:27:39 +0200 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2017-06-29 14:27:39 +0200 |
commit | 61830619675b97d3da34c59c71ae51646a205e2c (patch) | |
tree | e6d39f81284bdb86ba4214c89994fb454074f583 /drivers/mmc | |
parent | pinctrl: armada-37xx: Fix number of pin in sdio_sb (diff) | |
parent | Linux 4.12-rc7 (diff) | |
download | linux-61830619675b97d3da34c59c71ae51646a205e2c.tar.xz linux-61830619675b97d3da34c59c71ae51646a205e2c.zip |
Merge tag 'v4.12-rc7' into devel
Linux 4.12-rc7
Diffstat (limited to 'drivers/mmc')
-rw-r--r-- | drivers/mmc/core/pwrseq_simple.c | 7 | ||||
-rw-r--r-- | drivers/mmc/host/cavium-octeon.c | 15 | ||||
-rw-r--r-- | drivers/mmc/host/cavium-thunderx.c | 6 | ||||
-rw-r--r-- | drivers/mmc/host/cavium.c | 25 | ||||
-rw-r--r-- | drivers/mmc/host/meson-gx-mmc.c | 9 | ||||
-rw-r--r-- | drivers/mmc/host/sdhci-iproc.c | 3 | ||||
-rw-r--r-- | drivers/mmc/host/sdhci-xenon-phy.c | 14 | ||||
-rw-r--r-- | drivers/mmc/host/sdhci-xenon.c | 6 | ||||
-rw-r--r-- | drivers/mmc/host/sdhci-xenon.h | 1 |
9 files changed, 48 insertions, 38 deletions
diff --git a/drivers/mmc/core/pwrseq_simple.c b/drivers/mmc/core/pwrseq_simple.c index 1304160de168..13ef162cf066 100644 --- a/drivers/mmc/core/pwrseq_simple.c +++ b/drivers/mmc/core/pwrseq_simple.c @@ -27,6 +27,7 @@ struct mmc_pwrseq_simple { struct mmc_pwrseq pwrseq; bool clk_enabled; u32 post_power_on_delay_ms; + u32 power_off_delay_us; struct clk *ext_clk; struct gpio_descs *reset_gpios; }; @@ -78,6 +79,10 @@ static void mmc_pwrseq_simple_power_off(struct mmc_host *host) mmc_pwrseq_simple_set_gpios_value(pwrseq, 1); + if (pwrseq->power_off_delay_us) + usleep_range(pwrseq->power_off_delay_us, + 2 * pwrseq->power_off_delay_us); + if (!IS_ERR(pwrseq->ext_clk) && pwrseq->clk_enabled) { clk_disable_unprepare(pwrseq->ext_clk); pwrseq->clk_enabled = false; @@ -119,6 +124,8 @@ static int mmc_pwrseq_simple_probe(struct platform_device *pdev) device_property_read_u32(dev, "post-power-on-delay-ms", &pwrseq->post_power_on_delay_ms); + device_property_read_u32(dev, "power-off-delay-us", + &pwrseq->power_off_delay_us); pwrseq->pwrseq.dev = dev; pwrseq->pwrseq.ops = &mmc_pwrseq_simple_ops; diff --git a/drivers/mmc/host/cavium-octeon.c b/drivers/mmc/host/cavium-octeon.c index 772d0900026d..951d2cdd7888 100644 --- a/drivers/mmc/host/cavium-octeon.c +++ b/drivers/mmc/host/cavium-octeon.c @@ -108,7 +108,7 @@ static void octeon_mmc_release_bus(struct cvm_mmc_host *host) static void octeon_mmc_int_enable(struct cvm_mmc_host *host, u64 val) { writeq(val, host->base + MIO_EMM_INT(host)); - if (!host->dma_active || (host->dma_active && !host->has_ciu3)) + if (!host->has_ciu3) writeq(val, host->base + MIO_EMM_INT_EN(host)); } @@ -267,7 +267,7 @@ static int octeon_mmc_probe(struct platform_device *pdev) } host->global_pwr_gpiod = devm_gpiod_get_optional(&pdev->dev, - "power-gpios", + "power", GPIOD_OUT_HIGH); if (IS_ERR(host->global_pwr_gpiod)) { dev_err(&pdev->dev, "Invalid power GPIO\n"); @@ -288,11 +288,20 @@ static int octeon_mmc_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "Error populating slots\n"); octeon_mmc_set_shared_power(host, 0); - return ret; + goto error; } i++; } return 0; + +error: + for (i = 0; i < CAVIUM_MAX_MMC; i++) { + if (host->slot[i]) + cvm_mmc_of_slot_remove(host->slot[i]); + if (host->slot_pdev[i]) + of_platform_device_destroy(&host->slot_pdev[i]->dev, NULL); + } + return ret; } static int octeon_mmc_remove(struct platform_device *pdev) diff --git a/drivers/mmc/host/cavium-thunderx.c b/drivers/mmc/host/cavium-thunderx.c index fe3d77267cd6..b9cc95998799 100644 --- a/drivers/mmc/host/cavium-thunderx.c +++ b/drivers/mmc/host/cavium-thunderx.c @@ -146,6 +146,12 @@ static int thunder_mmc_probe(struct pci_dev *pdev, return 0; error: + for (i = 0; i < CAVIUM_MAX_MMC; i++) { + if (host->slot[i]) + cvm_mmc_of_slot_remove(host->slot[i]); + if (host->slot_pdev[i]) + of_platform_device_destroy(&host->slot_pdev[i]->dev, NULL); + } clk_disable_unprepare(host->clk); return ret; } diff --git a/drivers/mmc/host/cavium.c b/drivers/mmc/host/cavium.c index 58b51ba6aabd..b8aaf0fdb77c 100644 --- a/drivers/mmc/host/cavium.c +++ b/drivers/mmc/host/cavium.c @@ -839,14 +839,14 @@ static void cvm_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) cvm_mmc_reset_bus(slot); if (host->global_pwr_gpiod) host->set_shared_power(host, 0); - else + else if (!IS_ERR(mmc->supply.vmmc)) mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, 0); break; case MMC_POWER_UP: if (host->global_pwr_gpiod) host->set_shared_power(host, 1); - else + else if (!IS_ERR(mmc->supply.vmmc)) mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, ios->vdd); break; } @@ -968,20 +968,15 @@ static int cvm_mmc_of_parse(struct device *dev, struct cvm_mmc_slot *slot) return -EINVAL; } - mmc->supply.vmmc = devm_regulator_get_optional(dev, "vmmc"); - if (IS_ERR(mmc->supply.vmmc)) { - if (PTR_ERR(mmc->supply.vmmc) == -EPROBE_DEFER) - return -EPROBE_DEFER; - /* - * Legacy Octeon firmware has no regulator entry, fall-back to - * a hard-coded voltage to get a sane OCR. - */ + ret = mmc_regulator_get_supply(mmc); + if (ret == -EPROBE_DEFER) + return ret; + /* + * Legacy Octeon firmware has no regulator entry, fall-back to + * a hard-coded voltage to get a sane OCR. + */ + if (IS_ERR(mmc->supply.vmmc)) mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; - } else { - ret = mmc_regulator_get_ocrmask(mmc->supply.vmmc); - if (ret > 0) - mmc->ocr_avail = ret; - } /* Common MMC bindings */ ret = mmc_of_parse(mmc); diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 1842ed341af1..de962c2d5e00 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -210,6 +210,15 @@ static void meson_mmc_get_transfer_mode(struct mmc_host *mmc, int i; bool use_desc_chain_mode = true; + /* + * Broken SDIO with AP6255-based WiFi on Khadas VIM Pro has been + * reported. For some strange reason this occurs in descriptor + * chain mode only. So let's fall back to bounce buffer mode + * for command SD_IO_RW_EXTENDED. + */ + if (mrq->cmd->opcode == SD_IO_RW_EXTENDED) + return; + for_each_sg(data->sg, sg, data->sg_len, i) /* check for 8 byte alignment */ if (sg->offset & 7) { diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c index 3275d4995812..61666d269771 100644 --- a/drivers/mmc/host/sdhci-iproc.c +++ b/drivers/mmc/host/sdhci-iproc.c @@ -187,7 +187,8 @@ static const struct sdhci_iproc_data iproc_cygnus_data = { }; static const struct sdhci_pltfm_data sdhci_iproc_pltfm_data = { - .quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK, + .quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | + SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12, .quirks2 = SDHCI_QUIRK2_ACMD23_BROKEN, .ops = &sdhci_iproc_ops, }; diff --git a/drivers/mmc/host/sdhci-xenon-phy.c b/drivers/mmc/host/sdhci-xenon-phy.c index 6356781f1cca..f7e26b031e76 100644 --- a/drivers/mmc/host/sdhci-xenon-phy.c +++ b/drivers/mmc/host/sdhci-xenon-phy.c @@ -787,14 +787,6 @@ int xenon_phy_adj(struct sdhci_host *host, struct mmc_ios *ios) return ret; } -void xenon_clean_phy(struct sdhci_host *host) -{ - struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct xenon_priv *priv = sdhci_pltfm_priv(pltfm_host); - - kfree(priv->phy_params); -} - static int xenon_add_phy(struct device_node *np, struct sdhci_host *host, const char *phy_name) { @@ -819,11 +811,7 @@ static int xenon_add_phy(struct device_node *np, struct sdhci_host *host, if (ret) return ret; - ret = xenon_emmc_phy_parse_param_dt(host, np, priv->phy_params); - if (ret) - xenon_clean_phy(host); - - return ret; + return xenon_emmc_phy_parse_param_dt(host, np, priv->phy_params); } int xenon_phy_parse_dt(struct device_node *np, struct sdhci_host *host) diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c index 67246655315b..bc1781bb070b 100644 --- a/drivers/mmc/host/sdhci-xenon.c +++ b/drivers/mmc/host/sdhci-xenon.c @@ -486,7 +486,7 @@ static int xenon_probe(struct platform_device *pdev) err = xenon_sdhc_prepare(host); if (err) - goto clean_phy_param; + goto err_clk; err = sdhci_add_host(host); if (err) @@ -496,8 +496,6 @@ static int xenon_probe(struct platform_device *pdev) remove_sdhc: xenon_sdhc_unprepare(host); -clean_phy_param: - xenon_clean_phy(host); err_clk: clk_disable_unprepare(pltfm_host->clk); free_pltfm: @@ -510,8 +508,6 @@ static int xenon_remove(struct platform_device *pdev) struct sdhci_host *host = platform_get_drvdata(pdev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - xenon_clean_phy(host); - sdhci_remove_host(host, 0); xenon_sdhc_unprepare(host); diff --git a/drivers/mmc/host/sdhci-xenon.h b/drivers/mmc/host/sdhci-xenon.h index 6e6523ea01ce..73debb42dc2f 100644 --- a/drivers/mmc/host/sdhci-xenon.h +++ b/drivers/mmc/host/sdhci-xenon.h @@ -93,7 +93,6 @@ struct xenon_priv { }; int xenon_phy_adj(struct sdhci_host *host, struct mmc_ios *ios); -void xenon_clean_phy(struct sdhci_host *host); int xenon_phy_parse_dt(struct device_node *np, struct sdhci_host *host); void xenon_soc_pad_ctrl(struct sdhci_host *host, |