[PATCH] ppc32: add 440ep support

[linux-3.10.git] / arch / ppc / syslib / ibm440gx_common.c

diff --git a/arch/ppc/syslib/ibm440gx_common.c b/arch/ppc/syslib/ibm440gx_common.c
index 4ad85e0..d4776af 100644 (file)
--- a/arch/ppc/syslib/ibm440gx_common.c
+++ b/arch/ppc/syslib/ibm440gx_common.c
@@ -34,6 +34,10 @@ void __init ibm440gx_get_clocks(struct ibm44x_clocks* p, unsigned int sys_clk,
        u32 plld  = CPR_READ(DCRN_CPR_PLLD);
        u32 uart0 = SDR_READ(DCRN_SDR_UART0);
        u32 uart1 = SDR_READ(DCRN_SDR_UART1);
+#ifdef CONFIG_440EP
+       u32 uart2 = SDR_READ(DCRN_SDR_UART2);
+       u32 uart3 = SDR_READ(DCRN_SDR_UART3);
+#endif
 
        /* Dividers */
        u32 fbdv   = __fix_zero((plld >> 24) & 0x1f, 32);
@@ -96,6 +100,17 @@ bypass:
                p->uart1 = ser_clk;
        else
                p->uart1 = p->plb / __fix_zero(uart1 & 0xff, 256);
+#ifdef CONFIG_440EP
+       if (uart2 & 0x00800000)
+               p->uart2 = ser_clk;
+       else
+               p->uart2 = p->plb / __fix_zero(uart2 & 0xff, 256);
+
+       if (uart3 & 0x00800000)
+               p->uart3 = ser_clk;
+       else
+               p->uart3 = p->plb / __fix_zero(uart3 & 0xff, 256);
+#endif
 }
 
 /* Issue L2C diagnostic command */