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| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2017-08-14 22:00:26 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-08-30 15:03:35 +0200 |
| commit | adc1639863e6bb9e47015c5668bcdb3fa29d3608 (patch) | |
| tree | 7422d82bab723fe15c399aaee7504d60f6e49779 /drivers/mmc/host | |
| parent | 14b04c6a50f80f4560152486a47de97754e6466f (diff) | |
| download | linux-adc1639863e6bb9e47015c5668bcdb3fa29d3608.tar.gz linux-adc1639863e6bb9e47015c5668bcdb3fa29d3608.tar.bz2 linux-adc1639863e6bb9e47015c5668bcdb3fa29d3608.zip | |
mmc: sdhci-pci: use generic sdhci_set_bus_width()
Now that sdhci_set_bus_width() supports 8-bit bus widths based on the
MMC_CAP_8_BIT_DATA capability flag, replace the sdhci-pci version with
the generic sdhci version.
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host')
| -rw-r--r-- | drivers/mmc/host/sdhci-pci-core.c | 30 |
1 files changed, 3 insertions, 27 deletions
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 2c853cfa8389..bbaddf18a1b3 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -35,7 +35,6 @@ #include "sdhci-pci-o2micro.h" static int sdhci_pci_enable_dma(struct sdhci_host *host); -static void sdhci_pci_set_bus_width(struct sdhci_host *host, int width); static void sdhci_pci_hw_reset(struct sdhci_host *host); #ifdef CONFIG_PM_SLEEP @@ -562,7 +561,7 @@ static const struct sdhci_ops sdhci_intel_byt_ops = { .set_clock = sdhci_set_clock, .set_power = sdhci_intel_set_power, .enable_dma = sdhci_pci_enable_dma, - .set_bus_width = sdhci_pci_set_bus_width, + .set_bus_width = sdhci_set_bus_width, .reset = sdhci_reset, .set_uhs_signaling = sdhci_set_uhs_signaling, .hw_reset = sdhci_pci_hw_reset, @@ -1217,7 +1216,7 @@ static int amd_probe(struct sdhci_pci_chip *chip) static const struct sdhci_ops amd_sdhci_pci_ops = { .set_clock = sdhci_set_clock, .enable_dma = sdhci_pci_enable_dma, - .set_bus_width = sdhci_pci_set_bus_width, + .set_bus_width = sdhci_set_bus_width, .reset = sdhci_reset, .set_uhs_signaling = sdhci_set_uhs_signaling, .platform_execute_tuning = amd_execute_tuning, @@ -1333,29 +1332,6 @@ static int sdhci_pci_enable_dma(struct sdhci_host *host) return 0; } -static void sdhci_pci_set_bus_width(struct sdhci_host *host, int width) -{ - u8 ctrl; - - ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL); - - switch (width) { - case MMC_BUS_WIDTH_8: - ctrl |= SDHCI_CTRL_8BITBUS; - ctrl &= ~SDHCI_CTRL_4BITBUS; - break; - case MMC_BUS_WIDTH_4: - ctrl |= SDHCI_CTRL_4BITBUS; - ctrl &= ~SDHCI_CTRL_8BITBUS; - break; - default: - ctrl &= ~(SDHCI_CTRL_8BITBUS | SDHCI_CTRL_4BITBUS); - break; - } - - sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL); -} - static void sdhci_pci_gpio_hw_reset(struct sdhci_host *host) { struct sdhci_pci_slot *slot = sdhci_priv(host); @@ -1382,7 +1358,7 @@ static void sdhci_pci_hw_reset(struct sdhci_host *host) static const struct sdhci_ops sdhci_pci_ops = { .set_clock = sdhci_set_clock, .enable_dma = sdhci_pci_enable_dma, - .set_bus_width = sdhci_pci_set_bus_width, + .set_bus_width = sdhci_set_bus_width, .reset = sdhci_reset, .set_uhs_signaling = sdhci_set_uhs_signaling, .hw_reset = sdhci_pci_hw_reset, |