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/*
* GP10B PMU
*
* Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#include <linux/delay.h> /* for udelay */
#include "gk20a/gk20a.h"
#include "gk20a/pmu_gk20a.h"
#include "gm20b/acr_gm20b.h"
#include "gm20b/pmu_gm20b.h"
#include "pmu_gp10b.h"
/*!
* Structure/object which single register write need to be done during PG init
* sequence to set PROD values.
*/
struct pg_init_sequence_list {
u32 regaddr;
u32 writeval;
};
/* PROD settings for ELPG sequencing registers*/
static struct pg_init_sequence_list _pginitseq_gm20b[] = {
{ 0x0010ab10, 0x8180},
{ 0x0010e118, 0x83828180},
{ 0x0010e068, 0},
{ 0x0010e06c, 0x00000080},
{ 0x0010e06c, 0x00000081},
{ 0x0010e06c, 0x00000082},
{ 0x0010e06c, 0x00000083},
{ 0x0010e06c, 0x00000084},
{ 0x0010e06c, 0x00000085},
{ 0x0010e06c, 0x00000086},
{ 0x0010e06c, 0x00000087},
{ 0x0010e06c, 0x00000088},
{ 0x0010e06c, 0x00000089},
{ 0x0010e06c, 0x0000008a},
{ 0x0010e06c, 0x0000008b},
{ 0x0010e06c, 0x0000008c},
{ 0x0010e06c, 0x0000008d},
{ 0x0010e06c, 0x0000008e},
{ 0x0010e06c, 0x0000008f},
{ 0x0010e06c, 0x00000090},
{ 0x0010e06c, 0x00000091},
{ 0x0010e06c, 0x00000092},
{ 0x0010e06c, 0x00000093},
{ 0x0010e06c, 0x00000094},
{ 0x0010e06c, 0x00000095},
{ 0x0010e06c, 0x00000096},
{ 0x0010e06c, 0x00000097},
{ 0x0010e06c, 0x00000098},
{ 0x0010e06c, 0x00000099},
{ 0x0010e06c, 0x0000009a},
{ 0x0010e06c, 0x0000009b},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010e06c, 0x00000000},
{ 0x0010ab14, 0x00000000},
{ 0x0010ab18, 0x00000000},
{ 0x0010e024, 0x00000000},
{ 0x0010e028, 0x00000000},
{ 0x0010e11c, 0x00000000},
{ 0x0010e120, 0x00000000},
{ 0x0010ab1c, 0x02010155},
{ 0x0010e020, 0x001b1b55},
{ 0x0010e124, 0x01030355},
{ 0x0010ab20, 0x89abcdef},
{ 0x0010ab24, 0x00000000},
{ 0x0010e02c, 0x89abcdef},
{ 0x0010e030, 0x00000000},
{ 0x0010e128, 0x89abcdef},
{ 0x0010e12c, 0x00000000},
{ 0x0010ab28, 0x74444444},
{ 0x0010ab2c, 0x70000000},
{ 0x0010e034, 0x74444444},
{ 0x0010e038, 0x70000000},
{ 0x0010e130, 0x74444444},
{ 0x0010e134, 0x70000000},
{ 0x0010ab30, 0x00000000},
{ 0x0010ab34, 0x00000001},
{ 0x00020004, 0x00000000},
{ 0x0010e138, 0x00000000},
{ 0x0010e040, 0x00000000},
};
static int gp10b_pmu_setup_elpg(struct gk20a *g)
{
int ret = 0;
u32 reg_writes;
u32 index;
gk20a_dbg_fn("");
if (g->elpg_enabled) {
reg_writes = ((sizeof(_pginitseq_gm20b) /
sizeof((_pginitseq_gm20b)[0])));
/* Initialize registers with production values*/
for (index = 0; index < reg_writes; index++) {
gk20a_writel(g, _pginitseq_gm20b[index].regaddr,
_pginitseq_gm20b[index].writeval);
}
}
gk20a_dbg_fn("done");
return ret;
}
void gp10b_init_pmu_ops(struct gpu_ops *gops)
{
if (gops->privsecurity) {
gm20b_init_secure_pmu(gops);
gops->pmu.init_wpr_region = gm20b_pmu_init_acr;
} else {
gk20a_init_pmu_ops(gops);
gops->pmu.init_wpr_region = NULL;
}
gops->pmu.pmu_setup_elpg = gp10b_pmu_setup_elpg;
gops->pmu.lspmuwprinitdone = false;
gops->pmu.fecsbootstrapdone = false;
gops->pmu.fecsrecoveryinprogress = 0;
}
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