SSP_STATUS
writel(~0, drv_data->base + SSP_STATUS);
val = readl(drv_data->base + SSP_STATUS);
u32 val = readl(drv_data->base + SSP_STATUS);
writel(~0, drv_data->base + SSP_STATUS);
val = readl(drv_data->base + SSP_STATUS);
writel(SSP_STATUS_RNE, drv_data->base + SSP_STATUS);
status = readl(drv_data->base + SSP_STATUS);
writel(status, drv_data->base + SSP_STATUS);