From: Grant Likely <[EMAIL PROTECTED]>

There is no good reason for board platform code to mess with the ROOT_DEV.
Remove it from all in-tree platforms except powermac

Signed-off-by: Grant Likely <[EMAIL PROTECTED]>
---

 arch/powerpc/platforms/52xx/efika.c          |    9 ---------
 arch/powerpc/platforms/52xx/lite5200.c       |   12 ------------
 arch/powerpc/platforms/8xx/mpc86xads_setup.c |    2 --
 arch/powerpc/platforms/cell/setup.c          |    5 -----
 arch/powerpc/platforms/celleb/setup.c        |    5 -----
 arch/powerpc/platforms/chrp/setup.c          |   10 ----------
 arch/powerpc/platforms/pseries/setup.c       |    5 -----
 7 files changed, 0 insertions(+), 48 deletions(-)

diff --git a/arch/powerpc/platforms/52xx/efika.c 
b/arch/powerpc/platforms/52xx/efika.c
index 4263158..0b1e60a 100644
--- a/arch/powerpc/platforms/52xx/efika.c
+++ b/arch/powerpc/platforms/52xx/efika.c
@@ -197,15 +197,6 @@ static void __init efika_setup_arch(void)
 {
        rtas_initialize();
 
-#ifdef CONFIG_BLK_DEV_INITRD
-       initrd_below_start_ok = 1;
-
-       if (initrd_start)
-               ROOT_DEV = Root_RAM0;
-       else
-#endif
-               ROOT_DEV = Root_SDA2;   /* sda2 (sda1 is for the kernel) */
-
        efika_pcisetup();
 
 #ifdef CONFIG_PM
diff --git a/arch/powerpc/platforms/52xx/lite5200.c 
b/arch/powerpc/platforms/52xx/lite5200.c
index e11d27f..48fc662 100644
--- a/arch/powerpc/platforms/52xx/lite5200.c
+++ b/arch/powerpc/platforms/52xx/lite5200.c
@@ -136,18 +136,6 @@ static void __init lite5200_setup_arch(void)
                of_node_put(np);
        }
 #endif
-
-#ifdef CONFIG_BLK_DEV_INITRD
-       if (initrd_start)
-               ROOT_DEV = Root_RAM0;
-       else
-#endif
-#ifdef  CONFIG_ROOT_NFS
-               ROOT_DEV = Root_NFS;
-#else
-               ROOT_DEV = Root_HDA1;
-#endif
-
 }
 
 static void lite5200_show_cpuinfo(struct seq_file *m)
diff --git a/arch/powerpc/platforms/8xx/mpc86xads_setup.c 
b/arch/powerpc/platforms/8xx/mpc86xads_setup.c
index 8f64f48..c712ce0 100644
--- a/arch/powerpc/platforms/8xx/mpc86xads_setup.c
+++ b/arch/powerpc/platforms/8xx/mpc86xads_setup.c
@@ -256,8 +256,6 @@ static void __init mpc86xads_setup_arch(void)
        cpm_reset();
 
        mpc86xads_board_setup();
-
-       ROOT_DEV = Root_NFS;
 }
 
 static int __init mpc86xads_probe(void)
diff --git a/arch/powerpc/platforms/cell/setup.c 
b/arch/powerpc/platforms/cell/setup.c
index db66542..3d679b1 100644
--- a/arch/powerpc/platforms/cell/setup.c
+++ b/arch/powerpc/platforms/cell/setup.c
@@ -161,11 +161,6 @@ static void __init cell_setup_arch(void)
        /* init to some ~sane value until calibrate_delay() runs */
        loops_per_jiffy = 50000000;
 
-       if (ROOT_DEV == 0) {
-               printk("No ramdisk, default root is /dev/hda2\n");
-               ROOT_DEV = Root_HDA2;
-       }
-
        /* Find and initialize PCI host bridges */
        init_pci_config_tokens();
        find_and_init_phbs();
diff --git a/arch/powerpc/platforms/celleb/setup.c 
b/arch/powerpc/platforms/celleb/setup.c
index 0f1dddb..1769d75 100644
--- a/arch/powerpc/platforms/celleb/setup.c
+++ b/arch/powerpc/platforms/celleb/setup.c
@@ -101,11 +101,6 @@ static void __init celleb_setup_arch(void)
        /* init to some ~sane value until calibrate_delay() runs */
        loops_per_jiffy = 50000000;
 
-       if (ROOT_DEV == 0) {
-               printk("No ramdisk, default root is /dev/hda2\n");
-               ROOT_DEV = Root_HDA2;
-       }
-
 #ifdef CONFIG_DUMMY_CONSOLE
        conswitchp = &dummy_con;
 #endif
diff --git a/arch/powerpc/platforms/chrp/setup.c 
b/arch/powerpc/platforms/chrp/setup.c
index 96498ad..5930626 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -290,16 +290,6 @@ void __init chrp_setup_arch(void)
                ppc_md.set_rtc_time     = rtas_set_rtc_time;
        }
 
-#ifdef CONFIG_BLK_DEV_INITRD
-       /* this is fine for chrp */
-       initrd_below_start_ok = 1;
-
-       if (initrd_start)
-               ROOT_DEV = Root_RAM0;
-       else
-#endif
-               ROOT_DEV = Root_SDA2; /* sda2 (sda1 is for the kernel) */
-
        /* On pegasos, enable the L2 cache if not already done by OF */
        pegasos_set_l2cr();
 
diff --git a/arch/powerpc/platforms/pseries/setup.c 
b/arch/powerpc/platforms/pseries/setup.c
index f0b7146..fdb9b1c 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -257,11 +257,6 @@ static void __init pSeries_setup_arch(void)
        /* init to some ~sane value until calibrate_delay() runs */
        loops_per_jiffy = 50000000;
 
-       if (ROOT_DEV == 0) {
-               printk("No ramdisk, default root is /dev/sda2\n");
-               ROOT_DEV = Root_SDA2;
-       }
-
        fwnmi_init();
 
        /* Find and initialize PCI host bridges */

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