#define CLKDEV_MMC_DATA                20000000 /* 20MHz */
 #define CLKDEV_INIT            400000   /* 400 KHz */
 
-enum mmcif_state {
+enum sh_mmcif_state {
        STATE_IDLE,
        STATE_REQUEST,
        STATE_IOS,
        STATE_TIMEOUT,
 };
 
-enum mmcif_wait_for {
+enum sh_mmcif_wait_for {
        MMCIF_WAIT_FOR_REQUEST,
        MMCIF_WAIT_FOR_CMD,
        MMCIF_WAIT_FOR_MREAD,
        void __iomem *addr;
        u32 *pio_ptr;
        spinlock_t lock;                /* protect sh_mmcif_host::state */
-       enum mmcif_state state;
-       enum mmcif_wait_for wait_for;
+       enum sh_mmcif_state state;
+       enum sh_mmcif_wait_for wait_for;
        struct delayed_work timeout_work;
        size_t blocksize;
        int sg_idx;
        bool                    dma_active;
 };
 
-static const struct of_device_id mmcif_of_match[] = {
+static const struct of_device_id sh_mmcif_of_match[] = {
        { .compatible = "renesas,sh-mmcif" },
        { }
 };
-MODULE_DEVICE_TABLE(of, mmcif_of_match);
+MODULE_DEVICE_TABLE(of, sh_mmcif_of_match);
 
 #define sh_mmcif_host_to_dev(host) (&host->pd->dev)
 
        writel(~val & readl(host->addr + reg), host->addr + reg);
 }
 
-static void mmcif_dma_complete(void *arg)
+static void sh_mmcif_dma_complete(void *arg)
 {
        struct sh_mmcif_host *host = arg;
        struct mmc_request *mrq = host->mrq;
        }
 
        if (desc) {
-               desc->callback = mmcif_dma_complete;
+               desc->callback = sh_mmcif_dma_complete;
                desc->callback_param = host;
                cookie = dmaengine_submit(desc);
                sh_mmcif_bitset(host, MMCIF_CE_BUF_ACC, BUF_ACC_DMAREN);
        }
 
        if (desc) {
-               desc->callback = mmcif_dma_complete;
+               desc->callback = sh_mmcif_dma_complete;
                desc->callback_param = host;
                cookie = dmaengine_submit(desc);
                sh_mmcif_bitset(host, MMCIF_CE_BUF_ACC, BUF_ACC_DMAWEN);
                if (!host->dma_active)
                        return IRQ_WAKE_THREAD;
                else if (host->sd_error)
-                       mmcif_dma_complete(host);
+                       sh_mmcif_dma_complete(host);
        } else {
                dev_dbg(dev, "Unexpected IRQ 0x%x\n", state);
        }
        return IRQ_HANDLED;
 }
 
-static void mmcif_timeout_work(struct work_struct *work)
+static void sh_mmcif_timeout_work(struct work_struct *work)
 {
        struct delayed_work *d = container_of(work, struct delayed_work, work);
        struct sh_mmcif_host *host = container_of(d, struct sh_mmcif_host, timeout_work);
        if (ret < 0)
                goto err_clk;
 
-       INIT_DELAYED_WORK(&host->timeout_work, mmcif_timeout_work);
+       INIT_DELAYED_WORK(&host->timeout_work, sh_mmcif_timeout_work);
 
        sh_mmcif_sync_reset(host);
        sh_mmcif_writel(host->addr, MMCIF_CE_INT_MASK, MASK_ALL);
        .driver         = {
                .name   = DRIVER_NAME,
                .pm     = &sh_mmcif_dev_pm_ops,
-               .of_match_table = mmcif_of_match,
+               .of_match_table = sh_mmcif_of_match,
        },
 };