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    Subject[PATCH 4/5] Removing dead CONFIG_SERIAL_TEXT_DEBUG
    CONFIG_SERIAL_TEXT_DEBUG doesn't exist in Kconfig, therefore removing all
    references for it from the source code.

    Signed-off-by: Christoph Egger <siccegge@cs.fau.de>
    ---
    arch/powerpc/kernel/head_40x.S | 19 -------------------
    1 files changed, 0 insertions(+), 19 deletions(-)

    diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S
    index a90625f..1a10e4d 100644
    --- a/arch/powerpc/kernel/head_40x.S
    +++ b/arch/powerpc/kernel/head_40x.S
    @@ -939,25 +939,6 @@ initial_mmu:
    tlbwe r4,r0,TLB_DATA /* Load the data portion of the entry */
    tlbwe r3,r0,TLB_TAG /* Load the tag portion of the entry */

    -#if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(SERIAL_DEBUG_IO_BASE)
    -
    - /* Load a TLB entry for the UART, so that ppc4xx_progress() can use
    - * the UARTs nice and early. We use a 4k real==virtual mapping. */
    -
    - lis r3,SERIAL_DEBUG_IO_BASE@h
    - ori r3,r3,SERIAL_DEBUG_IO_BASE@l
    - mr r4,r3
    - clrrwi r4,r4,12
    - ori r4,r4,(TLB_WR|TLB_I|TLB_M|TLB_G)
    -
    - clrrwi r3,r3,12
    - ori r3,r3,(TLB_VALID | TLB_PAGESZ(PAGESZ_4K))
    -
    - li r0,0 /* TLB slot 0 */
    - tlbwe r4,r0,TLB_DATA
    - tlbwe r3,r0,TLB_TAG
    -#endif /* CONFIG_SERIAL_DEBUG_TEXT && SERIAL_DEBUG_IO_BASE */
    -
    isync

    /* Establish the exception vector base
    --
    1.6.3.3


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