1 files changed, 90 insertions, 92 deletions

diff --git a/drivers/mtd/nand/ppchameleonevb.c b/drivers/mtd/nand/ppchameleonevb.c
index 91a95f34a6ee..5d4d16fb1df6 100644
--- a/drivers/mtd/nand/ppchameleonevb.c
+++ b/drivers/mtd/nand/ppchameleonevb.c
@@ -58,21 +58,21 @@
 /*
  * MTD structure for PPChameleonEVB board
  */
-static struct mtd_info *ppchameleon_mtd         = NULL;
+static struct mtd_info *ppchameleon_mtd = NULL;
 static struct mtd_info *ppchameleonevb_mtd = NULL;
 
 /*
  * Module stuff
  */
-static unsigned long ppchameleon_fio_pbase      = CFG_NAND0_PADDR;
+static unsigned long ppchameleon_fio_pbase = CFG_NAND0_PADDR;
 static unsigned long ppchameleonevb_fio_pbase = CFG_NAND1_PADDR;
 
 #ifdef MODULE
 module_param(ppchameleon_fio_pbase, ulong, 0);
 module_param(ppchameleonevb_fio_pbase, ulong, 0);
 #else
-__setup("ppchameleon_fio_pbase=",ppchameleon_fio_pbase);
-__setup("ppchameleonevb_fio_pbase=",ppchameleonevb_fio_pbase);
+__setup("ppchameleon_fio_pbase=", ppchameleon_fio_pbase);
+__setup("ppchameleonevb_fio_pbase=", ppchameleonevb_fio_pbase);
 #endif
 
 #ifdef CONFIG_MTD_PARTITIONS
@@ -80,80 +80,80 @@ __setup("ppchameleonevb_fio_pbase=",ppchameleonevb_fio_pbase);
  * Define static partitions for flash devices
  */
 static struct mtd_partition partition_info_hi[] = {
-        { name: "PPChameleon HI Nand Flash",
-                  offset: 0,
-                  size: 128*1024*1024 }
+      { .name = "PPChameleon HI Nand Flash",
+        offset = 0,
+        .size = 128 * 1024 * 1024
+      }
 };
 
 static struct mtd_partition partition_info_me[] = {
-        { name: "PPChameleon ME Nand Flash",
-                  offset: 0,
-                  size: 32*1024*1024 }
+      { .name = "PPChameleon ME Nand Flash",
+        .offset = 0,
+        .size = 32 * 1024 * 1024
+      }
 };
 
 static struct mtd_partition partition_info_evb[] = {
-        { name: "PPChameleonEVB Nand Flash",
-                  offset: 0,
-                  size: 32*1024*1024 }
+      { .name = "PPChameleonEVB Nand Flash",
+        .offset = 0,
+        .size = 32 * 1024 * 1024
+      }
 };
 
 #define NUM_PARTITIONS 1
 
-extern int parse_cmdline_partitions(struct mtd_info *master,
-                                    struct mtd_partition **pparts,
-                                    const char *mtd_id);
+extern int parse_cmdline_partitions(struct mtd_info *master, struct mtd_partition **pparts, const char *mtd_id);
 #endif
 
-
 /*
  *      hardware specific access to control-lines
  */
 static void ppchameleon_hwcontrol(struct mtd_info *mtdinfo, int cmd)
 {
-        switch(cmd) {
+        switch (cmd) {
 
         case NAND_CTL_SETCLE:
-                MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND0_PADDR);
+                MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND0_PADDR);
                 break;
         case NAND_CTL_CLRCLE:
-                MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND0_PADDR);
+                MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND0_PADDR);
                 break;
         case NAND_CTL_SETALE:
-                MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND0_PADDR);
+                MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND0_PADDR);
                 break;
         case NAND_CTL_CLRALE:
-                MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND0_PADDR);
+                MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND0_PADDR);
                 break;
         case NAND_CTL_SETNCE:
-                        MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND0_PADDR);
+                MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND0_PADDR);
                 break;
         case NAND_CTL_CLRNCE:
-                        MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND0_PADDR);
+                MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND0_PADDR);
                 break;
         }
 }
 
 static void ppchameleonevb_hwcontrol(struct mtd_info *mtdinfo, int cmd)
 {
-        switch(cmd) {
+        switch (cmd) {
 
         case NAND_CTL_SETCLE:
-                MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND1_PADDR);
+                MACRO_NAND_CTL_SETCLE((unsigned long)CFG_NAND1_PADDR);
                 break;
         case NAND_CTL_CLRCLE:
-                MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND1_PADDR);
+                MACRO_NAND_CTL_CLRCLE((unsigned long)CFG_NAND1_PADDR);
                 break;
         case NAND_CTL_SETALE:
-                MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND1_PADDR);
+                MACRO_NAND_CTL_SETALE((unsigned long)CFG_NAND1_PADDR);
                 break;
         case NAND_CTL_CLRALE:
-                MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND1_PADDR);
+                MACRO_NAND_CTL_CLRALE((unsigned long)CFG_NAND1_PADDR);
                 break;
         case NAND_CTL_SETNCE:
-                MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND1_PADDR);
+                MACRO_NAND_ENABLE_CE((unsigned long)CFG_NAND1_PADDR);
                 break;
         case NAND_CTL_CLRNCE:
-                MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND1_PADDR);
+                MACRO_NAND_DISABLE_CE((unsigned long)CFG_NAND1_PADDR);
                 break;
         }
 }
@@ -164,15 +164,15 @@ static void ppchameleonevb_hwcontrol(struct mtd_info *mtdinfo, int cmd)
  */
 static int ppchameleon_device_ready(struct mtd_info *minfo)
 {
-        if (in_be32((volatile unsigned*)GPIO0_IR) & NAND_RB_GPIO_PIN)
+        if (in_be32((volatile unsigned *)GPIO0_IR) & NAND_RB_GPIO_PIN)
                 return 1;
         return 0;
 }
 
 static int ppchameleonevb_device_ready(struct mtd_info *minfo)
 {
-        if (in_be32((volatile unsigned*)GPIO0_IR) & NAND_EVB_RB_GPIO_PIN)
-        return 1;
+        if (in_be32((volatile unsigned *)GPIO0_IR) & NAND_EVB_RB_GPIO_PIN)
+                return 1;
         return 0;
 }
 #endif
@@ -185,7 +185,7 @@ const char *part_probes_evb[] = { "cmdlinepart", NULL };
 /*
  * Main initialization routine
  */
-static int __init ppchameleonevb_init (void)
+static int __init ppchameleonevb_init(void)
 {
         struct nand_chip *this;
         const char *part_type = 0;
@@ -194,13 +194,11 @@ static int __init ppchameleonevb_init (void)
         void __iomem *ppchameleon_fio_base;
         void __iomem *ppchameleonevb_fio_base;
 
-
         /*********************************
         * Processor module NAND (if any) *
         *********************************/
         /* Allocate memory for MTD device structure and private data */
-        ppchameleon_mtd = kmalloc(sizeof(struct mtd_info) +
-                                                      sizeof(struct nand_chip), GFP_KERNEL);
+        ppchameleon_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
         if (!ppchameleon_mtd) {
                 printk("Unable to allocate PPChameleon NAND MTD device structure.\n");
                 return -ENOMEM;
@@ -208,43 +206,46 @@ static int __init ppchameleonevb_init (void)
 
         /* map physical address */
         ppchameleon_fio_base = ioremap(ppchameleon_fio_pbase, SZ_4M);
-        if(!ppchameleon_fio_base) {
+        if (!ppchameleon_fio_base) {
                 printk("ioremap PPChameleon NAND flash failed\n");
                 kfree(ppchameleon_mtd);
                 return -EIO;
         }
 
         /* Get pointer to private data */
-        this = (struct nand_chip *) (&ppchameleon_mtd[1]);
+        this = (struct nand_chip *)(&ppchameleon_mtd[1]);
 
         /* Initialize structures */
-        memset((char *) ppchameleon_mtd, 0, sizeof(struct mtd_info));
-        memset((char *) this, 0, sizeof(struct nand_chip));
+        memset(ppchameleon_mtd, 0, sizeof(struct mtd_info));
+        memset(this, 0, sizeof(struct nand_chip));
 
         /* Link the private data with the MTD structure */
         ppchameleon_mtd->priv = this;
+        ppchameleon_mtd->owner = THIS_MODULE;
 
-        /* Initialize GPIOs */
+        /* Initialize GPIOs */
         /* Pin mapping for NAND chip */
         /*
-                CE      GPIO_01
-                CLE     GPIO_02
-                ALE     GPIO_03
-                R/B     GPIO_04
-        */
+           CE   GPIO_01
+           CLE  GPIO_02
+           ALE  GPIO_03
+           R/B  GPIO_04
+         */
         /* output select */
-        out_be32((volatile unsigned*)GPIO0_OSRH, in_be32((volatile unsigned*)GPIO0_OSRH) & 0xC0FFFFFF);
+        out_be32((volatile unsigned *)GPIO0_OSRH, in_be32((volatile unsigned *)GPIO0_OSRH) & 0xC0FFFFFF);
         /* three-state select */
-        out_be32((volatile unsigned*)GPIO0_TSRH, in_be32((volatile unsigned*)GPIO0_TSRH) & 0xC0FFFFFF);
+        out_be32((volatile unsigned *)GPIO0_TSRH, in_be32((volatile unsigned *)GPIO0_TSRH) & 0xC0FFFFFF);
         /* enable output driver */
-        out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) | NAND_nCE_GPIO_PIN | NAND_CLE_GPIO_PIN | NAND_ALE_GPIO_PIN);
+        out_be32((volatile unsigned *)GPIO0_TCR,
+                 in_be32((volatile unsigned *)GPIO0_TCR) | NAND_nCE_GPIO_PIN | NAND_CLE_GPIO_PIN | NAND_ALE_GPIO_PIN);
 #ifdef USE_READY_BUSY_PIN
         /* three-state select */
-        out_be32((volatile unsigned*)GPIO0_TSRH, in_be32((volatile unsigned*)GPIO0_TSRH) & 0xFF3FFFFF);
+        out_be32((volatile unsigned *)GPIO0_TSRH, in_be32((volatile unsigned *)GPIO0_TSRH) & 0xFF3FFFFF);
         /* high-impedecence */
-        out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) & (~NAND_RB_GPIO_PIN));
+        out_be32((volatile unsigned *)GPIO0_TCR, in_be32((volatile unsigned *)GPIO0_TCR) & (~NAND_RB_GPIO_PIN));
         /* input select */
-        out_be32((volatile unsigned*)GPIO0_ISR1H, (in_be32((volatile unsigned*)GPIO0_ISR1H) & 0xFF3FFFFF) | 0x00400000);
+        out_be32((volatile unsigned *)GPIO0_ISR1H,
+                 (in_be32((volatile unsigned *)GPIO0_ISR1H) & 0xFF3FFFFF) | 0x00400000);
 #endif
 
         /* insert callbacks */
@@ -259,12 +260,11 @@ static int __init ppchameleonevb_init (void)
         this->eccmode = NAND_ECC_SOFT;
 
         /* Scan to find existence of the device (it could not be mounted) */
-        if (nand_scan (ppchameleon_mtd, 1)) {
+        if (nand_scan(ppchameleon_mtd, 1)) {
                 iounmap((void *)ppchameleon_fio_base);
-                kfree (ppchameleon_mtd);
+                kfree(ppchameleon_mtd);
                 goto nand_evb_init;
         }
-
 #ifndef USE_READY_BUSY_PIN
         /* Adjust delay if necessary */
         if (ppchameleon_mtd->size == NAND_SMALL_SIZE)
@@ -275,12 +275,11 @@ static int __init ppchameleonevb_init (void)
         ppchameleon_mtd->name = "ppchameleon-nand";
         mtd_parts_nb = parse_mtd_partitions(ppchameleon_mtd, part_probes, &mtd_parts, 0);
         if (mtd_parts_nb > 0)
-          part_type = "command line";
+                part_type = "command line";
         else
-          mtd_parts_nb = 0;
+                mtd_parts_nb = 0;
 #endif
-        if (mtd_parts_nb == 0)
-        {
+        if (mtd_parts_nb == 0) {
                 if (ppchameleon_mtd->size == NAND_SMALL_SIZE)
                         mtd_parts = partition_info_me;
                 else
@@ -293,13 +292,12 @@ static int __init ppchameleonevb_init (void)
         printk(KERN_NOTICE "Using %s partition definition\n", part_type);
         add_mtd_partitions(ppchameleon_mtd, mtd_parts, mtd_parts_nb);
 
-nand_evb_init:
+ nand_evb_init:
         /****************************
         * EVB NAND (always present) *
         ****************************/
         /* Allocate memory for MTD device structure and private data */
-        ppchameleonevb_mtd = kmalloc(sizeof(struct mtd_info) +
-                                                         sizeof(struct nand_chip), GFP_KERNEL);
+        ppchameleonevb_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
         if (!ppchameleonevb_mtd) {
                 printk("Unable to allocate PPChameleonEVB NAND MTD device structure.\n");
                 return -ENOMEM;
@@ -307,46 +305,47 @@ nand_evb_init:
 
         /* map physical address */
         ppchameleonevb_fio_base = ioremap(ppchameleonevb_fio_pbase, SZ_4M);
-        if(!ppchameleonevb_fio_base) {
+        if (!ppchameleonevb_fio_base) {
                 printk("ioremap PPChameleonEVB NAND flash failed\n");
                 kfree(ppchameleonevb_mtd);
                 return -EIO;
         }
 
         /* Get pointer to private data */
-        this = (struct nand_chip *) (&ppchameleonevb_mtd[1]);
+        this = (struct nand_chip *)(&ppchameleonevb_mtd[1]);
 
         /* Initialize structures */
-        memset((char *) ppchameleonevb_mtd, 0, sizeof(struct mtd_info));
-        memset((char *) this, 0, sizeof(struct nand_chip));
+        memset(ppchameleonevb_mtd, 0, sizeof(struct mtd_info));
+        memset(this, 0, sizeof(struct nand_chip));
 
         /* Link the private data with the MTD structure */
         ppchameleonevb_mtd->priv = this;
 
-        /* Initialize GPIOs */
+        /* Initialize GPIOs */
         /* Pin mapping for NAND chip */
         /*
-                CE      GPIO_14
-                CLE     GPIO_15
-                ALE     GPIO_16
-                R/B     GPIO_31
-        */
+           CE   GPIO_14
+           CLE  GPIO_15
+           ALE  GPIO_16
+           R/B  GPIO_31
+         */
         /* output select */
-        out_be32((volatile unsigned*)GPIO0_OSRH, in_be32((volatile unsigned*)GPIO0_OSRH) & 0xFFFFFFF0);
-        out_be32((volatile unsigned*)GPIO0_OSRL, in_be32((volatile unsigned*)GPIO0_OSRL) & 0x3FFFFFFF);
+        out_be32((volatile unsigned *)GPIO0_OSRH, in_be32((volatile unsigned *)GPIO0_OSRH) & 0xFFFFFFF0);
+        out_be32((volatile unsigned *)GPIO0_OSRL, in_be32((volatile unsigned *)GPIO0_OSRL) & 0x3FFFFFFF);
         /* three-state select */
-        out_be32((volatile unsigned*)GPIO0_TSRH, in_be32((volatile unsigned*)GPIO0_TSRH) & 0xFFFFFFF0);
-        out_be32((volatile unsigned*)GPIO0_TSRL, in_be32((volatile unsigned*)GPIO0_TSRL) & 0x3FFFFFFF);
+        out_be32((volatile unsigned *)GPIO0_TSRH, in_be32((volatile unsigned *)GPIO0_TSRH) & 0xFFFFFFF0);
+        out_be32((volatile unsigned *)GPIO0_TSRL, in_be32((volatile unsigned *)GPIO0_TSRL) & 0x3FFFFFFF);
         /* enable output driver */
-        out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) | NAND_EVB_nCE_GPIO_PIN |
+        out_be32((volatile unsigned *)GPIO0_TCR, in_be32((volatile unsigned *)GPIO0_TCR) | NAND_EVB_nCE_GPIO_PIN |
                  NAND_EVB_CLE_GPIO_PIN | NAND_EVB_ALE_GPIO_PIN);
 #ifdef USE_READY_BUSY_PIN
         /* three-state select */
-        out_be32((volatile unsigned*)GPIO0_TSRL, in_be32((volatile unsigned*)GPIO0_TSRL) & 0xFFFFFFFC);
+        out_be32((volatile unsigned *)GPIO0_TSRL, in_be32((volatile unsigned *)GPIO0_TSRL) & 0xFFFFFFFC);
         /* high-impedecence */
-        out_be32((volatile unsigned*)GPIO0_TCR, in_be32((volatile unsigned*)GPIO0_TCR) & (~NAND_EVB_RB_GPIO_PIN));
+        out_be32((volatile unsigned *)GPIO0_TCR, in_be32((volatile unsigned *)GPIO0_TCR) & (~NAND_EVB_RB_GPIO_PIN));
         /* input select */
-        out_be32((volatile unsigned*)GPIO0_ISR1L, (in_be32((volatile unsigned*)GPIO0_ISR1L) & 0xFFFFFFFC) | 0x00000001);
+        out_be32((volatile unsigned *)GPIO0_ISR1L,
+                 (in_be32((volatile unsigned *)GPIO0_ISR1L) & 0xFFFFFFFC) | 0x00000001);
 #endif
 
         /* insert callbacks */
@@ -362,22 +361,20 @@ nand_evb_init:
         this->eccmode = NAND_ECC_SOFT;
 
         /* Scan to find existence of the device */
-        if (nand_scan (ppchameleonevb_mtd, 1)) {
+        if (nand_scan(ppchameleonevb_mtd, 1)) {
                 iounmap((void *)ppchameleonevb_fio_base);
-                kfree (ppchameleonevb_mtd);
+                kfree(ppchameleonevb_mtd);
                 return -ENXIO;
         }
-
 #ifdef CONFIG_MTD_PARTITIONS
         ppchameleonevb_mtd->name = NAND_EVB_MTD_NAME;
         mtd_parts_nb = parse_mtd_partitions(ppchameleonevb_mtd, part_probes_evb, &mtd_parts, 0);
         if (mtd_parts_nb > 0)
-          part_type = "command line";
+                part_type = "command line";
         else
-          mtd_parts_nb = 0;
+                mtd_parts_nb = 0;
 #endif
-        if (mtd_parts_nb == 0)
-        {
+        if (mtd_parts_nb == 0) {
                 mtd_parts = partition_info_evb;
                 mtd_parts_nb = NUM_PARTITIONS;
                 part_type = "static";
@@ -390,18 +387,19 @@ nand_evb_init:
         /* Return happy */
         return 0;
 }
+
 module_init(ppchameleonevb_init);
 
 /*
  * Clean up routine
  */
-static void __exit ppchameleonevb_cleanup (void)
+static void __exit ppchameleonevb_cleanup(void)
 {
         struct nand_chip *this;
 
         /* Release resources, unregister device(s) */
-        nand_release (ppchameleon_mtd);
-        nand_release (ppchameleonevb_mtd);
+        nand_release(ppchameleon_mtd);
+        nand_release(ppchameleonevb_mtd);
 
         /* Release iomaps */
         this = (struct nand_chip *) &ppchameleon_mtd[1];