mmc: sdhci-of-esdhc: use 1/2 periperhal clock for ls1028a

		/*

		 * esdhc->peripheral_clock would be assigned with a value

		 * which is eSDHC base clock when use periperal clock.

		 * For ls1046a, the clock value got by common clk API is

		 * peripheral clock while the eSDHC base clock is 1/2

		 * peripheral clock.

		 * For some platforms, the clock value got by common clk

		 * API is peripheral clock while the eSDHC base clock is

		 * 1/2 peripheral clock.

		 */

		if (of_device_is_compatible(np, "fsl,ls1046a-esdhc"))

		if (of_device_is_compatible(np, "fsl,ls1046a-esdhc") ||

		    of_device_is_compatible(np, "fsl,ls1028a-esdhc"))

			esdhc->peripheral_clock = clk_get_rate(clk) / 2;

		else

			esdhc->peripheral_clock = clk_get_rate(clk);