Merge branch 'master' into upstream

1 files changed, 4 insertions, 50 deletions

diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
index d789ee55cbb7..a5a30622637a 100644
--- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c
+++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
@@ -81,58 +81,11 @@ void cpm_line_cr_cmd(int line, int cmd)
 
 void smc1_lineif(struct uart_cpm_port *pinfo)
 {
-        volatile cpm8xx_t *cp = cpmp;
-
-        (void)cp;       /* fix warning */
-#if defined (CONFIG_MPC885ADS)
-        /* Enable SMC1 transceivers */
-        {
-                cp->cp_pepar |= 0x000000c0;
-                cp->cp_pedir &= ~0x000000c0;
-                cp->cp_peso &= ~0x00000040;
-                cp->cp_peso |= 0x00000080;
-        }
-#elif defined (CONFIG_MPC86XADS)
-        unsigned int iobits = 0x000000c0;
-
-        if (!pinfo->is_portb) {
-                cp->cp_pbpar |= iobits;
-                cp->cp_pbdir &= ~iobits;
-                cp->cp_pbodr &= ~iobits;
-        } else {
-                ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits;
-                ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits;
-                ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits;
-        }
-#endif
         pinfo->brg = 1;
 }
 
 void smc2_lineif(struct uart_cpm_port *pinfo)
 {
-        volatile cpm8xx_t *cp = cpmp;
-
-        (void)cp;       /* fix warning */
-#if defined (CONFIG_MPC885ADS)
-        cp->cp_pepar |= 0x00000c00;
-        cp->cp_pedir &= ~0x00000c00;
-        cp->cp_peso &= ~0x00000400;
-        cp->cp_peso |= 0x00000800;
-#elif defined (CONFIG_MPC86XADS)
-        unsigned int iobits = 0x00000c00;
-
-        if (!pinfo->is_portb) {
-                cp->cp_pbpar |= iobits;
-                cp->cp_pbdir &= ~iobits;
-                cp->cp_pbodr &= ~iobits;
-        } else {
-                ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits;
-                ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits;
-                ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits;
-        }
-
-#endif
-
         pinfo->brg = 2;
 }
 
@@ -191,7 +144,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
                 /* was hostalloc but changed cause it blows away the */
                 /* large tlb mapping when pinning the kernel area    */
                 mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8));
-                dma_addr = 0;
+                dma_addr = (u32)mem_addr;
         } else
                 mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr,
                                               GFP_KERNEL);
@@ -204,8 +157,9 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
         }
 
         pinfo->dp_addr = dp_offset;
-        pinfo->mem_addr = mem_addr;
-        pinfo->dma_addr = dma_addr;
+        pinfo->mem_addr = mem_addr;             /*  virtual address*/
+        pinfo->dma_addr = dma_addr;             /*  physical address*/
+        pinfo->mem_size = memsz;
 
         pinfo->rx_buf = mem_addr;
         pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos