diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/dw_mmc-exynos.c | 38 | ||||
| -rw-r--r-- | drivers/mmc/host/dw_mmc.c | 8 | ||||
| -rw-r--r-- | drivers/mmc/host/dw_mmc.h | 3 |
3 files changed, 0 insertions, 49 deletions
diff --git a/drivers/mmc/host/dw_mmc-exynos.c b/drivers/mmc/host/dw_mmc-exynos.c index c7f09762e6c0..f013e7e3746b 100644 --- a/drivers/mmc/host/dw_mmc-exynos.c +++ b/drivers/mmc/host/dw_mmc-exynos.c @@ -152,43 +152,6 @@ static int dw_mci_exynos_parse_dt(struct dw_mci *host) return 0; } -static int dw_mci_exynos_setup_bus(struct dw_mci *host, - struct device_node *slot_np, u8 bus_width) -{ - int idx, gpio, ret; - - if (!slot_np) - return -EINVAL; - - /* cmd + clock + bus-width pins */ - for (idx = 0; idx < NUM_PINS(bus_width); idx++) { - gpio = of_get_gpio(slot_np, idx); - if (!gpio_is_valid(gpio)) { - dev_err(host->dev, "invalid gpio: %d\n", gpio); - return -EINVAL; - } - - ret = devm_gpio_request(host->dev, gpio, "dw-mci-bus"); - if (ret) { - dev_err(host->dev, "gpio [%d] request failed\n", gpio); - return -EBUSY; - } - } - - if (host->pdata->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION) - return 0; - - gpio = of_get_named_gpio(slot_np, "samsung,cd-pinmux-gpio", 0); - if (gpio_is_valid(gpio)) { - if (devm_gpio_request(host->dev, gpio, "dw-mci-cd")) - dev_err(host->dev, "gpio [%d] request failed\n", gpio); - } else { - dev_info(host->dev, "cd gpio not available"); - } - - return 0; -} - /* Common capabilities of Exynos4/Exynos5 SoC */ static unsigned long exynos_dwmmc_caps[4] = { MMC_CAP_UHS_DDR50 | MMC_CAP_1_8V_DDR | @@ -205,7 +168,6 @@ static const struct dw_mci_drv_data exynos_drv_data = { .prepare_command = dw_mci_exynos_prepare_command, .set_ios = dw_mci_exynos_set_ios, .parse_dt = dw_mci_exynos_parse_dt, - .setup_bus = dw_mci_exynos_setup_bus, }; static const struct of_device_id dw_mci_exynos_match[] = { diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 45d921650d4b..bc3a1bc4940f 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -1952,14 +1952,6 @@ static int dw_mci_init_slot(struct dw_mci *host, unsigned int id) else bus_width = 1; - if (drv_data && drv_data->setup_bus) { - struct device_node *slot_np; - slot_np = dw_mci_of_find_slot_node(host->dev, slot->id); - ret = drv_data->setup_bus(host, slot_np, bus_width); - if (ret) - goto err_setup_bus; - } - switch (bus_width) { case 8: mmc->caps |= MMC_CAP_8_BIT_DATA; diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h index 53b8fd987e47..0b74189e7ee7 100644 --- a/drivers/mmc/host/dw_mmc.h +++ b/drivers/mmc/host/dw_mmc.h @@ -190,7 +190,6 @@ extern int dw_mci_resume(struct dw_mci *host); * @prepare_command: handle CMD register extensions. * @set_ios: handle bus specific extensions. * @parse_dt: parse implementation specific device tree properties. - * @setup_bus: initialize io-interface * * Provide controller implementation specific extensions. The usage of this * data structure is fully optional and usage of each member in this structure @@ -203,7 +202,5 @@ struct dw_mci_drv_data { void (*prepare_command)(struct dw_mci *host, u32 *cmdr); void (*set_ios)(struct dw_mci *host, struct mmc_ios *ios); int (*parse_dt)(struct dw_mci *host); - int (*setup_bus)(struct dw_mci *host, - struct device_node *slot_np, u8 bus_width); }; #endif /* _DW_MMC_H_ */ |
