From 9b99d7b435f24a2e3a70c6b29a4dba13efc3ef47 Mon Sep 17 00:00:00 2001 From: Yen Lin Date: Wed, 7 Jan 2015 17:04:15 -0800 Subject: t132: add RAM repair to cluster 1 RAM repair has to be performed to cluster 1 also. BRANCH=none BUG=none TEST=Test on Rush and make sure RAM repair completes Change-Id: I0daf969a995a2be152270bc06501eaf086a13a97 Signed-off-by: Stefan Reinauer Original-Commit-Id: 6b07894cc737cb192f68e254d522b55d8ca3b2f3 Original-Change-Id: I458e0a66d76318c6a4aa82547c9037c7b969f1e1 Original-Signed-off-by: Yen Lin Original-Reviewed-on: https://chromium-review.googlesource.com/239360 Original-Reviewed-by: Tom Warren Original-Reviewed-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/9592 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- src/soc/nvidia/tegra132/ccplex.c | 12 ++++++++++-- src/soc/nvidia/tegra132/include/soc/flow.h | 8 +++++++- 2 files changed, 17 insertions(+), 3 deletions(-) diff --git a/src/soc/nvidia/tegra132/ccplex.c b/src/soc/nvidia/tegra132/ccplex.c index ea92b31324..520c244fbf 100644 --- a/src/soc/nvidia/tegra132/ccplex.c +++ b/src/soc/nvidia/tegra132/ccplex.c @@ -135,14 +135,22 @@ static void request_ram_repair(void) printk(BIOS_DEBUG, "Requesting RAM repair.\n"); + stopwatch_init(&sw); + + /* Perform cluster 0 ram repair */ reg = read32(&flow->ram_repair); reg |= req; write32(reg, &flow->ram_repair); - - stopwatch_init(&sw); while ((read32(&flow->ram_repair) & sts) != sts) ; + /* Perform cluster 1 ram repair */ + reg = read32(&flow->ram_repair_cluster1); + reg |= req; + write32(reg, &flow->ram_repair_cluster1); + while ((read32(&flow->ram_repair_cluster1) & sts) != sts) + ; + printk(BIOS_DEBUG, "RAM repair complete in %ld usecs.\n", stopwatch_duration_usecs(&sw)); } diff --git a/src/soc/nvidia/tegra132/include/soc/flow.h b/src/soc/nvidia/tegra132/include/soc/flow.h index 01dbc14208..e0cf495651 100644 --- a/src/soc/nvidia/tegra132/include/soc/flow.h +++ b/src/soc/nvidia/tegra132/include/soc/flow.h @@ -35,8 +35,14 @@ struct flow_ctlr { u32 cpu_pwr_csr; /* offset 0x38 */ u32 mpid; /* offset 0x3c */ u32 ram_repair; /* offset 0x40 */ + u32 flow_dbg_sel; /* offset 0x44 */ + u32 flow_dbg_cnt0; /* offset 0x48 */ + u32 flow_dbg_cnt1; /* offset 0x4c */ + u32 flow_dbg_qual; /* offset 0x50 */ + u32 flow_ctlr_spare; /* offset 0x54 */ + u32 ram_repair_cluster1;/* offset 0x58 */ }; -check_member(flow_ctlr, ram_repair, 0x40); +check_member(flow_ctlr, ram_repair_cluster1, 0x58); enum { FLOW_MODE_SHIFT = 29, -- cgit v1.2.3