From 6099115e7e5e2c49d3822e093ca7df7015ca57a9 Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Mon, 10 Jun 2013 06:41:09 +0000 Subject: MIPS: Netlogic: Remove workarounds for early SoCs The XLPs in production do not need these workarounds. Remove the code and the associated ifdef. Signed-off-by: Jayachandran C Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5430/ Signed-off-by: Ralf Baechle diff --git a/arch/mips/netlogic/common/reset.S b/arch/mips/netlogic/common/reset.S index 0ebd50a..adb1828 100644 --- a/arch/mips/netlogic/common/reset.S +++ b/arch/mips/netlogic/common/reset.S @@ -54,8 +54,6 @@ XLP_IO_SYS_OFFSET(node) + XLP_IO_PCI_HDRSZ + \ SYS_CPU_NONCOHERENT_MODE * 4 -#define XLP_AX_WORKAROUND /* enable Ax silicon workarounds */ - /* Enable XLP features and workarounds in the LSU */ .macro xlp_config_lsu li t0, LSU_DEFEATURE @@ -63,10 +61,6 @@ lui t2, 0xc080 /* SUE, Enable Unaligned Access, L2HPE */ or t1, t1, t2 -#ifdef XLP_AX_WORKAROUND - li t2, ~0xe /* S1RCM */ - and t1, t1, t2 -#endif mtcr t1, t0 li t0, ICU_DEFEATURE @@ -74,12 +68,9 @@ ori t1, 0x1000 /* Enable Icache partitioning */ mtcr t1, t0 - -#ifdef XLP_AX_WORKAROUND li t0, SCHED_DEFEATURE lui t1, 0x0100 /* Disable BRU accepting ALU ops */ mtcr t1, t0 -#endif .endm /* @@ -195,19 +186,7 @@ EXPORT(nlm_boot_siblings) mfc0 v0, CP0_EBASE, 1 andi v0, 0x3ff /* v0 <- node/core */ - /* Init MMU in the first thread after changing THREAD_MODE - * register (Ax Errata?) - */ - andi v1, v0, 0x3 /* v1 <- thread id */ - bnez v1, 2f - nop - - li t0, MMU_SETUP - li t1, 0 - mtcr t1, t0 - _ehb - -2: beqz v0, 4f /* boot cpu (cpuid == 0)? */ + beqz v0, 4f /* boot cpu (cpuid == 0)? */ nop /* setup status reg */ -- cgit v0.10.2