1 files changed, 31 insertions, 1 deletions

diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
index de26cf7b003c..7911912f50c7 100644
--- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c
+++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
@@ -94,12 +94,42 @@ void smc1_lineif(struct uart_cpm_port *pinfo)
                 ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits;
         }
 
+#ifdef CONFIG_MPC885ADS
+        /* Enable SMC1 transceivers */
+        {
+                volatile uint __iomem *bcsr1 = ioremap(BCSR1, 4);
+                uint tmp;
+
+                tmp = in_be32(bcsr1);
+                tmp &= ~BCSR1_RS232EN_1;
+                out_be32(bcsr1, tmp);
+                iounmap(bcsr1);
+        }
+#endif
+
         pinfo->brg = 1;
 }
 
 void smc2_lineif(struct uart_cpm_port *pinfo)
 {
-        /* XXX SMC2: insert port configuration here */
+#ifdef CONFIG_MPC885ADS
+        volatile cpm8xx_t *cp = cpmp;
+        volatile uint __iomem *bcsr1;
+        uint tmp;
+
+        cp->cp_pepar |= 0x00000c00;
+        cp->cp_pedir &= ~0x00000c00;
+        cp->cp_peso &= ~0x00000400;
+        cp->cp_peso |= 0x00000800;
+
+        /* Enable SMC2 transceivers */
+        bcsr1 = ioremap(BCSR1, 4);
+        tmp = in_be32(bcsr1);
+        tmp &= ~BCSR1_RS232EN_2;
+        out_be32(bcsr1, tmp);
+        iounmap(bcsr1);
+#endif
+
         pinfo->brg = 2;
 }