diff options
| author | Yangbo Lu <yangbo.lu@nxp.com> | 2019-12-19 18:59:25 +0800 |
|---|---|---|
| committer | Peng Fan <peng.fan@nxp.com> | 2020-01-16 13:16:23 +0800 |
| commit | 6982315adffa80f66091dd417086e97bfb6a013d (patch) | |
| tree | 6a1f7a8b1f2adeb3fcbb7b2236352d613b4464e9 /drivers/mmc | |
| parent | 9d5d74c3ccdc78bac969d25e98eab96872e33b5c (diff) | |
| download | u-boot-6982315adffa80f66091dd417086e97bfb6a013d.tar.gz | |
mmc: fsl_esdhc_imx: drop QorIQ eSDHC specific peripheral clock code
Drop QorIQ eSDHC specific peripheral clock code.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/fsl_esdhc_imx.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c index 96fe01e26d..462ad2878a 100644 --- a/drivers/mmc/fsl_esdhc_imx.c +++ b/drivers/mmc/fsl_esdhc_imx.c @@ -661,35 +661,6 @@ static void set_sysctl(struct fsl_esdhc_priv *priv, struct mmc *mmc, uint clock) priv->clock = clock; } -#ifdef CONFIG_FSL_ESDHC_USE_PERIPHERAL_CLK -static void esdhc_clock_control(struct fsl_esdhc_priv *priv, bool enable) -{ - struct fsl_esdhc *regs = priv->esdhc_regs; - u32 value; - u32 time_out; - - value = esdhc_read32(®s->sysctl); - - if (enable) - value |= SYSCTL_CKEN; - else - value &= ~SYSCTL_CKEN; - - esdhc_write32(®s->sysctl, value); - - time_out = 20; - value = PRSSTAT_SDSTB; - while (!(esdhc_read32(®s->prsstat) & value)) { - if (time_out == 0) { - printf("fsl_esdhc: Internal clock never stabilised.\n"); - break; - } - time_out--; - mdelay(1); - } -} -#endif - #ifdef MMC_SUPPORTS_TUNING static int esdhc_change_pinstate(struct udevice *dev) { @@ -961,12 +932,6 @@ static int esdhc_set_ios_common(struct fsl_esdhc_priv *priv, struct mmc *mmc) int ret __maybe_unused; u32 clock; -#ifdef CONFIG_FSL_ESDHC_USE_PERIPHERAL_CLK - /* Select to use peripheral clock */ - esdhc_clock_control(priv, false); - esdhc_setbits32(®s->scr, ESDHCCTL_PCS); - esdhc_clock_control(priv, true); -#endif /* Set the clock speed */ clock = mmc->clock; if (clock < mmc->cfg->f_min) @@ -1394,13 +1359,8 @@ void fdt_fixup_esdhc(void *blob, bd_t *bd) if (esdhc_status_fixup(blob, compat)) return; -#ifdef CONFIG_FSL_ESDHC_USE_PERIPHERAL_CLK - do_fixup_by_compat_u32(blob, compat, "peripheral-frequency", - gd->arch.sdhc_clk, 1); -#else do_fixup_by_compat_u32(blob, compat, "clock-frequency", gd->arch.sdhc_clk, 1); -#endif } #endif |