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microblaze: remove redundant early_printk support

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With earlycon support now enabled, the arch specific early_printk support
can be removed.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Michal Simek <monstr@monstr.eu>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Rob Herring
2018-03-27 21:06:59 -05:00
committed by Michal Simek
parent f71044c999
commit 96f0e6fcc9
8 changed files with 4 additions and 355 deletions
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35
arch/microblaze/kernel/misc.S
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@@ -63,38 +63,3 @@ _tlbie_1:
nop
.size _tlbie, . - _tlbie
/*
* Allocate TLB entry for early console
*/
.globl early_console_reg_tlb_alloc;
.type early_console_reg_tlb_alloc, @function
.align 4;
early_console_reg_tlb_alloc:
/*
* Load a TLB entry for the UART, so that microblaze_progress() can use
* the UARTs nice and early. We use a 4k real==virtual mapping.
*/
lwi r4, r0, tlb_skip
mts rtlbx, r4 /* TLB slot 63 */
or r4,r5,r0
andi r4,r4,0xfffff000
ori r4,r4,(TLB_WR|TLB_I|TLB_M|TLB_G)
andi r5,r5,0xfffff000
ori r5,r5,(TLB_VALID | TLB_PAGESZ(PAGESZ_4K))
mts rtlblo,r4 /* Load the data portion of the entry */
nop
mts rtlbhi,r5 /* Load the tag portion of the entry */
nop
lwi r5, r0, tlb_skip
addik r5, r5, 1
swi r5, r0, tlb_skip
rtsd r15, 8
nop
.size early_console_reg_tlb_alloc, . - early_console_reg_tlb_alloc