nand/denali: move all hardware initialization work to denali_hw_init

All hardware initialization will be done in denali_hw_init before
irq handler registered
Change mtd name from "DENALI NAND" to be "denali-nand" since whitespace in
name can cause problems if we use cmdlinepart

Signed-off-by: Chuanxiao Dong <chuanxiao.dong@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index 017cde4..532fe07 100644 (file)
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -1364,18 +1364,18 @@ static void denali_hw_init(struct denali_nand_info *denali)
         * */
        denali->bbtskipbytes = ioread32(denali->flash_reg +
                                                SPARE_AREA_SKIP_BYTES);
-       denali_irq_init(denali);
        denali_nand_reset(denali);
        iowrite32(0x0F, denali->flash_reg + RB_PIN_ENABLED);
        iowrite32(CHIP_EN_DONT_CARE__FLAG,
                        denali->flash_reg + CHIP_ENABLE_DONT_CARE);
 
-       iowrite32(0x0, denali->flash_reg + SPARE_AREA_SKIP_BYTES);
        iowrite32(0xffff, denali->flash_reg + SPARE_AREA_MARKER);
 
        /* Should set value for these registers when init */
        iowrite32(0, denali->flash_reg + TWO_ROW_ADDR_CYCLES);
        iowrite32(1, denali->flash_reg + ECC_ENABLE);
+       denali_nand_timing_set(denali);
+       denali_irq_init(denali);
 }
 
 /* Althogh controller spec said SLC ECC is forceb to be 4bit,
@@ -1501,6 +1501,7 @@ static int denali_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 
        pci_set_master(dev);
        denali->dev = dev;
+       denali->mtd.dev.parent = &dev->dev;
 
        ret = pci_request_regions(dev, DENALI_NAND_NAME);
        if (ret) {
@@ -1525,6 +1526,8 @@ static int denali_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
        denali_hw_init(denali);
        denali_drv_init(denali);
 
+       /* denali_isr register is done after all the hardware
+        * initilization is finished*/
        if (request_irq(dev->irq, denali_isr, IRQF_SHARED,
                        DENALI_NAND_NAME, denali)) {
                printk(KERN_ERR "Spectra: Unable to allocate IRQ\n");
@@ -1537,9 +1540,7 @@ static int denali_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 
        pci_set_drvdata(dev, denali);
 
-       denali_nand_timing_set(denali);
-
-       denali->mtd.name = "Denali NAND";
+       denali->mtd.name = "denali-nand";
        denali->mtd.owner = THIS_MODULE;
        denali->mtd.priv = &denali->nand;