From: Kevin Liu <kliu5@xxxxxxxxxxx>
Because sdhci can do the same thing so no need to implement this.
Signed-off-by: Kevin Liu <kliu5@xxxxxxxxxxx>
---
drivers/mmc/host/sdhci-pxav3.c | 39 ---------------------------------------
1 files changed, 0 insertions(+), 39 deletions(-)
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index 2746bb5..e444eff 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -125,44 +125,6 @@ static void pxav3_gen_init_74_clocks(struct sdhci_host *host, u8 power_mode)
pxa->power_mode = power_mode;
}
-static int pxav3_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs)
-{
- u16 ctrl_2;
-
- /*
- * Set V18_EN -- UHS modes do not work without this.
- * does not change signaling voltage
- */
- ctrl_2 = sdhci_readw(host, SDHCI_HOST_CONTROL2);
-
- /* Select Bus Speed Mode for host */
- ctrl_2 &= ~SDHCI_CTRL_UHS_MASK;
- switch (uhs) {
- case MMC_TIMING_UHS_SDR12:
- ctrl_2 |= SDHCI_CTRL_UHS_SDR12;
- break;
- case MMC_TIMING_UHS_SDR25:
- ctrl_2 |= SDHCI_CTRL_UHS_SDR25;
- break;
- case MMC_TIMING_UHS_SDR50:
- ctrl_2 |= SDHCI_CTRL_UHS_SDR50 | SDHCI_CTRL_VDD_180;
- break;
- case MMC_TIMING_UHS_SDR104:
- ctrl_2 |= SDHCI_CTRL_UHS_SDR104 | SDHCI_CTRL_VDD_180;
- break;
- case MMC_TIMING_UHS_DDR50:
- ctrl_2 |= SDHCI_CTRL_UHS_DDR50 | SDHCI_CTRL_VDD_180;
- break;
- }
-
- sdhci_writew(host, ctrl_2, SDHCI_HOST_CONTROL2);
- dev_dbg(mmc_dev(host->mmc),
- "%s uhs = %d, ctrl_2 = %04X\n",
- __func__, uhs, ctrl_2);
-
- return 0;
-}
-
static void pxav3_signal_voltage_switch(struct sdhci_host *host, u8 vol)
{
struct platform_device *pdev = to_platform_device(mmc_dev(host->mmc));
@@ -189,7 +151,6 @@ static void pxav3_signal_voltage_switch(struct sdhci_host *host, u8 vol)
static struct sdhci_ops pxav3_sdhci_ops = {
.platform_reset_exit = pxav3_set_private_registers,
- .set_uhs_signaling = pxav3_set_uhs_signaling,
.platform_send_init_74_clocks = pxav3_gen_init_74_clocks,
.signal_voltage_switch = pxav3_signal_voltage_switch,
};
--
1.7.0.4
--
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