From 1c98398662c9b4e2f03f64344f83dd6cb14e0420 Mon Sep 17 00:00:00 2001 From: Yonghong Song Date: Tue, 29 Apr 2014 20:07:53 +0530 Subject: MIPS: Netlogic: Add support for XLP5XX Add support for the XLP5XX processor which is an 8 core variant of the XLP9XX. Add XLP5XX cases to code which earlier handled XLP9XX. Signed-off-by: Yonghong Song Signed-off-by: Jayachandran C Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6871/ Signed-off-by: Ralf Baechle --- arch/mips/netlogic/common/reset.S | 4 ++++ arch/mips/netlogic/xlp/dt.c | 1 + arch/mips/netlogic/xlp/setup.c | 1 + arch/mips/netlogic/xlp/wakeup.c | 10 +++++++++- 4 files changed, 15 insertions(+), 1 deletion(-) (limited to 'arch/mips/netlogic') diff --git a/arch/mips/netlogic/common/reset.S b/arch/mips/netlogic/common/reset.S index 5b60b469da15..701c4bcb9e47 100644 --- a/arch/mips/netlogic/common/reset.S +++ b/arch/mips/netlogic/common/reset.S @@ -177,6 +177,10 @@ FEXPORT(nlm_reset_entry) beq t0, t1, 2f /* does not need to set coherent */ nop + li t1, 0x1300 /* XLP 5xx */ + beq t0, t1, 2f /* does not need to set coherent */ + nop + /* set bit in SYS coherent register for the core */ mfc0 t0, CP0_EBASE, 1 mfc0 t1, CP0_EBASE, 1 diff --git a/arch/mips/netlogic/xlp/dt.c b/arch/mips/netlogic/xlp/dt.c index 0b36ac80a232..bba993a5b1b0 100644 --- a/arch/mips/netlogic/xlp/dt.c +++ b/arch/mips/netlogic/xlp/dt.c @@ -51,6 +51,7 @@ void __init *xlp_dt_init(void *fdtp) switch (current_cpu_data.processor_id & PRID_IMP_MASK) { #ifdef CONFIG_DT_XLP_GVP case PRID_IMP_NETLOGIC_XLP9XX: + case PRID_IMP_NETLOGIC_XLP5XX: fdtp = __dtb_xlp_gvp_begin; break; #endif diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index 1ddb62bd354b..4fdd9fd29d1d 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -123,6 +123,7 @@ const char *get_system_type(void) { switch (read_c0_prid() & PRID_IMP_MASK) { case PRID_IMP_NETLOGIC_XLP9XX: + case PRID_IMP_NETLOGIC_XLP5XX: case PRID_IMP_NETLOGIC_XLP2XX: return "Broadcom XLPII Series"; default: diff --git a/arch/mips/netlogic/xlp/wakeup.c b/arch/mips/netlogic/xlp/wakeup.c index f4823ad6145f..e5f44d2605a8 100644 --- a/arch/mips/netlogic/xlp/wakeup.c +++ b/arch/mips/netlogic/xlp/wakeup.c @@ -135,7 +135,15 @@ static void xlp_enable_secondary_cores(const cpumask_t *wakeup_mask) if (cpu_is_xlp9xx()) { fusebase = nlm_get_fuse_regbase(n); fusemask = nlm_read_reg(fusebase, FUSE_9XX_DEVCFG6); - mask = 0xfffff; + switch (read_c0_prid() & PRID_IMP_MASK) { + case PRID_IMP_NETLOGIC_XLP5XX: + mask = 0xff; + break; + case PRID_IMP_NETLOGIC_XLP9XX: + default: + mask = 0xfffff; + break; + } } else { fusemask = nlm_read_sys_reg(nodep->sysbase, SYS_EFUSE_DEVICE_CFG_STATUS0); -- cgit v1.2.3-59-g8ed1b