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mmc: sdhci-pci: Remove dead code (rst_n_gpio et al)

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There is no user of this member. Remove the dead code for good.

The removal is dependent on the previous removal of the
struct sdhci_pci_data.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20211014132613.27861-6-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Andy Shevchenko 2021-10-14 16:26:13 +03:00 committed by Ulf Hansson
parent 67f7296e13
commit 976171c360
2 changed files with 0 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/mmc/host/sdhci-pci-core.c
View File

@ -1915,21 +1915,6 @@ int sdhci_pci_enable_dma(struct sdhci_host *host)
return 0; return 0;
} }
static void sdhci_pci_gpio_hw_reset(struct sdhci_host *host)
{
struct sdhci_pci_slot *slot = sdhci_priv(host);
int rst_n_gpio = slot->rst_n_gpio;
if (!gpio_is_valid(rst_n_gpio))
return;
gpio_set_value_cansleep(rst_n_gpio, 0);
/* For eMMC, minimum is 1us but give it 10us for good measure */
udelay(10);
gpio_set_value_cansleep(rst_n_gpio, 1);
/* For eMMC, minimum is 200us but give it 300us for good measure */
usleep_range(300, 1000);
}
static void sdhci_pci_hw_reset(struct sdhci_host *host) static void sdhci_pci_hw_reset(struct sdhci_host *host)
{ {
struct sdhci_pci_slot *slot = sdhci_priv(host); struct sdhci_pci_slot *slot = sdhci_priv(host);
@ -2060,7 +2045,6 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
slot->chip = chip; slot->chip = chip;
slot->host = host; slot->host = host;
slot->rst_n_gpio = -EINVAL;
slot->cd_idx = -1; slot->cd_idx = -1;
host->hw_name = "PCI"; host->hw_name = "PCI";
@ -2086,17 +2070,6 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
goto cleanup; goto cleanup;
} }
if (gpio_is_valid(slot->rst_n_gpio)) {
if (!devm_gpio_request(&pdev->dev, slot->rst_n_gpio, "eMMC_reset")) {
gpio_direction_output(slot->rst_n_gpio, 1);
slot->host->mmc->caps |= MMC_CAP_HW_RESET;
slot->hw_reset = sdhci_pci_gpio_hw_reset;
} else {
dev_warn(&pdev->dev, "failed to request rst_n_gpio\n");
slot->rst_n_gpio = -EINVAL;
}
}
host->mmc->pm_caps = MMC_PM_KEEP_POWER; host->mmc->pm_caps = MMC_PM_KEEP_POWER;
host->mmc->slotno = slotno; host->mmc->slotno = slotno;
host->mmc->caps2 |= MMC_CAP2_NO_PRESCAN_POWERUP; host->mmc->caps2 |= MMC_CAP2_NO_PRESCAN_POWERUP;

2
drivers/mmc/host/sdhci-pci.h
View File

@ -157,8 +157,6 @@ struct sdhci_pci_slot {
struct sdhci_pci_chip *chip; struct sdhci_pci_chip *chip;
struct sdhci_host *host; struct sdhci_host *host;
int rst_n_gpio;
int cd_idx; int cd_idx;
bool cd_override_level; bool cd_override_level;