clk_put(clk);
}
- if (esdhc->peripheral_clock) {
- esdhc_clock_enable(host, false);
- val = sdhci_readl(host, ESDHC_DMA_SYSCTL);
+ esdhc_clock_enable(host, false);
+ val = sdhci_readl(host, ESDHC_DMA_SYSCTL);
+ /*
+ * This bit is not able to be reset by SDHCI_RESET_ALL. Need to
+ * initialize it as 1 or 0 once, to override the different value
+ * which may be configured in bootloader.
+ */
+ if (esdhc->peripheral_clock)
val |= ESDHC_PERIPHERAL_CLK_SEL;
- sdhci_writel(host, val, ESDHC_DMA_SYSCTL);
- esdhc_clock_enable(host, true);
- }
+ else
+ val &= ~ESDHC_PERIPHERAL_CLK_SEL;
+ sdhci_writel(host, val, ESDHC_DMA_SYSCTL);
+ esdhc_clock_enable(host, true);
}
static int esdhc_hs400_prepare_ddr(struct mmc_host *mmc)