MXC_CSPIINT
return readl(spi_imx->base + MXC_CSPIINT) & MX21_INTREG_RR;
writel(val, spi_imx->base + MXC_CSPIINT);
return readl(spi_imx->base + MXC_CSPIINT) & MX1_INTREG_RR;
writel(val, spi_imx->base + MXC_CSPIINT);
writel(val, spi_imx->base + MXC_CSPIINT);