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authorMichał Mirosław <mirq-linux@rere.qmqm.pl>2017-08-14 22:00:26 +0200
committerUlf Hansson <ulf.hansson@linaro.org>2017-08-30 15:03:35 +0200
commitadc1639863e6bb9e47015c5668bcdb3fa29d3608 (patch)
tree7422d82bab723fe15c399aaee7504d60f6e49779 /drivers/mmc
parent14b04c6a50f80f4560152486a47de97754e6466f (diff)
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')
-rw-r--r--drivers/mmc/host/sdhci-pci-core.c30
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,