From f54fe87acedbbad7d29ad18cab31d2b323717514 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Tue, 20 Apr 2010 10:21:25 -0500 Subject: 85xx/fsl-sata: Use is_serdes_configured() to determine if SATA is enabled On the MPC85xx platform if we have SATA its connected on SERDES. Determing if SATA is enabled via sata_initialize should not be board specific and thus we move it out of the MPC8536DS board code. Additionally, now that we have is_serdes_configured() we can determine if the given SATA port is enabled and error out if its not in the driver. Signed-off-by: Kumar Gala --- drivers/block/fsl_sata.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'drivers/block') diff --git a/drivers/block/fsl_sata.c b/drivers/block/fsl_sata.c index 8878560..4b97a0e 100644 --- a/drivers/block/fsl_sata.c +++ b/drivers/block/fsl_sata.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008 Freescale Semiconductor, Inc. + * Copyright (C) 2008,2010 Freescale Semiconductor, Inc. * Dave Liu * * This program is free software; you can redistribute it and/or @@ -22,6 +22,7 @@ #include #include #include +#include #include #include #include @@ -129,6 +130,17 @@ int init_sata(int dev) return -1; } +#ifdef CONFIG_MPC85xx + if ((dev == 0) && (!is_serdes_configured(SATA1))) { + printf("SATA%d [dev = %d] is not enabled\n", dev+1, dev); + return -1; + } + if ((dev == 1) && (!is_serdes_configured(SATA2))) { + printf("SATA%d [dev = %d] is not enabled\n", dev+1, dev); + return -1; + } +#endif + /* Allocate SATA device driver struct */ sata = (fsl_sata_t *)malloc(sizeof(fsl_sata_t)); if (!sata) { -- cgit v1.1