From 74652cf684fc8678a3c5377b1532394e2025ea49 Mon Sep 17 00:00:00 2001 From: Tom Warren Date: Thu, 14 Apr 2011 12:18:06 +0000 Subject: arm: Tegra2: add support for A9 CPU init Signed-off-by: Tom Warren --- arch/arm/include/asm/arch-tegra2/clk_rst.h | 27 +++++++++++++++++++ arch/arm/include/asm/arch-tegra2/pmc.h | 8 ++++++ arch/arm/include/asm/arch-tegra2/scu.h | 43 ++++++++++++++++++++++++++++++ arch/arm/include/asm/arch-tegra2/tegra2.h | 8 ++++++ 4 files changed, 86 insertions(+) create mode 100644 arch/arm/include/asm/arch-tegra2/scu.h (limited to 'arch/arm/include/asm/arch-tegra2') diff --git a/arch/arm/include/asm/arch-tegra2/clk_rst.h b/arch/arm/include/asm/arch-tegra2/clk_rst.h index 6d573bf465..d67a5d7c2c 100644 --- a/arch/arm/include/asm/arch-tegra2/clk_rst.h +++ b/arch/arm/include/asm/arch-tegra2/clk_rst.h @@ -149,6 +149,9 @@ struct clk_rst_ctlr { uint crc_clk_src_csite; /*_CSITE_0, 0x1D4 */ uint crc_reserved19[9]; /* 0x1D8-1F8 */ uint crc_clk_src_osc; /*_OSC_0, 0x1FC */ + uint crc_reserved20[80]; /* 0x200-33C */ + uint crc_cpu_cmplx_set; /* _CPU_CMPLX_SET_0, 0x340 */ + uint crc_cpu_cmplx_clr; /* _CPU_CMPLX_CLR_0, 0x344 */ }; #define PLL_BYPASS (1 << 31) @@ -162,4 +165,28 @@ struct clk_rst_ctlr { #define SWR_UARTA_RST (1 << 6) #define CLK_ENB_UARTA (1 << 6) +#define SWR_CPU_RST (1 << 0) +#define CLK_ENB_CPU (1 << 0) +#define SWR_CSITE_RST (1 << 9) +#define CLK_ENB_CSITE (1 << 9) + +#define SET_CPURESET0 (1 << 0) +#define SET_DERESET0 (1 << 4) +#define SET_DBGRESET0 (1 << 12) + +#define SET_CPURESET1 (1 << 1) +#define SET_DERESET1 (1 << 5) +#define SET_DBGRESET1 (1 << 13) + +#define CLR_CPURESET0 (1 << 0) +#define CLR_DERESET0 (1 << 4) +#define CLR_DBGRESET0 (1 << 12) + +#define CLR_CPURESET1 (1 << 1) +#define CLR_DERESET1 (1 << 5) +#define CLR_DBGRESET1 (1 << 13) + +#define CPU0_CLK_STP (1 << 8) +#define CPU1_CLK_STP (1 << 9) + #endif /* CLK_RST_H */ diff --git a/arch/arm/include/asm/arch-tegra2/pmc.h b/arch/arm/include/asm/arch-tegra2/pmc.h index 7ec9eeba1c..b1d47cd2e3 100644 --- a/arch/arm/include/asm/arch-tegra2/pmc.h +++ b/arch/arm/include/asm/arch-tegra2/pmc.h @@ -121,4 +121,12 @@ struct pmc_ctlr { uint pmc_gate; /* _GATE_0, offset 15C */ }; +#define CPU_PWRED 1 +#define CPU_CLMP 1 + +#define PARTID_CP 0xFFFFFFF8 +#define START_CP (1 << 8) + +#define CPUPWRREQ_OE (1 << 16) + #endif /* PMC_H */ diff --git a/arch/arm/include/asm/arch-tegra2/scu.h b/arch/arm/include/asm/arch-tegra2/scu.h new file mode 100644 index 0000000000..787ded0fe0 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra2/scu.h @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2010,2011 + * NVIDIA Corporation + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _SCU_H_ +#define _SCU_H_ + +/* ARM Snoop Control Unit (SCU) registers */ +struct scu_ctlr { + uint scu_ctrl; /* SCU Control Register, offset 00 */ + uint scu_cfg; /* SCU Config Register, offset 04 */ + uint scu_cpu_pwr_stat; /* SCU CPU Power Status Register, offset 08 */ + uint scu_inv_all; /* SCU Invalidate All Register, offset 0C */ + uint scu_reserved0[12]; /* reserved, offset 10-3C */ + uint scu_filt_start; /* SCU Filtering Start Address Reg, offset 40 */ + uint scu_filt_end; /* SCU Filtering End Address Reg, offset 44 */ + uint scu_reserved1[2]; /* reserved, offset 48-4C */ + uint scu_acc_ctl; /* SCU Access Control Register, offset 50 */ + uint scu_ns_acc_ctl; /* SCU Non-secure Access Cntrl Reg, offset 54 */ +}; + +#define SCU_CTRL_ENABLE (1 << 0) + +#endif /* SCU_H */ diff --git a/arch/arm/include/asm/arch-tegra2/tegra2.h b/arch/arm/include/asm/arch-tegra2/tegra2.h index 9001b68994..7b0f5cc70d 100644 --- a/arch/arm/include/asm/arch-tegra2/tegra2.h +++ b/arch/arm/include/asm/arch-tegra2/tegra2.h @@ -25,8 +25,12 @@ #define _TEGRA2_H_ #define NV_PA_SDRAM_BASE 0x00000000 +#define NV_PA_ARM_PERIPHBASE 0x50040000 +#define NV_PA_PG_UP_BASE 0x60000000 #define NV_PA_TMRUS_BASE 0x60005010 #define NV_PA_CLK_RST_BASE 0x60006000 +#define NV_PA_FLOW_BASE 0x60007000 +#define NV_PA_EVP_BASE 0x6000F000 #define NV_PA_APB_MISC_BASE 0x70000000 #define NV_PA_APB_UARTA_BASE (NV_PA_APB_MISC_BASE + 0x6000) #define NV_PA_APB_UARTB_BASE (NV_PA_APB_MISC_BASE + 0x6040) @@ -34,9 +38,13 @@ #define NV_PA_APB_UARTD_BASE (NV_PA_APB_MISC_BASE + 0x6300) #define NV_PA_APB_UARTE_BASE (NV_PA_APB_MISC_BASE + 0x6400) #define NV_PA_PMC_BASE 0x7000E400 +#define NV_PA_CSITE_BASE 0x70040000 #define TEGRA2_SDRC_CS0 NV_PA_SDRAM_BASE #define LOW_LEVEL_SRAM_STACK 0x4000FFFC +#define EARLY_AVP_STACK (NV_PA_SDRAM_BASE + 0x20000) +#define EARLY_CPU_STACK (EARLY_AVP_STACK - 4096) +#define PG_UP_TAG_AVP 0xAAAAAAAA #ifndef __ASSEMBLY__ struct timerus { -- cgit v1.2.3