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author | Wolfgang Denk <wd@denx.de> | 2011-11-08 00:38:52 +0100 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-11-08 00:38:52 +0100 |
commit | 688d8f33f27ea596efb6632388ee60360996eed0 (patch) | |
tree | 961e812048557d4ac7062e6a7387f543e7d634af /arch/arm/include/asm/arch-mx35/lowlevel_macro.S | |
parent | 7ba6d591b5a6ec4ed502de7d94ff726bce13fe61 (diff) | |
parent | 2026a119512a9cced2957221e83fef92b8211d26 (diff) | |
download | u-boot-imx-688d8f33f27ea596efb6632388ee60360996eed0.zip u-boot-imx-688d8f33f27ea596efb6632388ee60360996eed0.tar.gz u-boot-imx-688d8f33f27ea596efb6632388ee60360996eed0.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
Arm: re-introduce the MACH_TYPE_XXXXXX for EB_CPUX9K2 board
arm: jadecpu: Readd MACH_TYPE_JADECPU
at91: defined mach-types for otc570 board in board config file
at91: defined mach-types for meesc board in board config file
mx31pdk: Enable D and I caches
ehci-mxc: remove incorrect comment
README: Fix supported i.MX SoC list for CONFIG_MXC_SPI
mx53: Turn off child clocks before reconfigure perclk_root
qong: enable support for compressed images
imx: imx31_phycore.h: fix checkpatch warnings
vision2: Remove unused get_board_rev function
mx53smd: Remove unused get_board_rev function
mx53ard: Remove unused get_board_rev function
mx53evk: Remove unused get_board_rev function
mx53evk: Add RTC support
mx53loco: Remove unused get_board_rev function
mx53evk: Remove unneeded '1' from mx53evk.h
OMAP3: mvblx: Initial support for mvBlueLYNX-X
ARM: dig297: Define MACH_TYPE_OMAP3_CPS and CONFIG_MACH_TYPE
omap3: mem: Move comments next to definitions
omap3: mem: Clean-up whitespaces
omap3: mem: Define and use common macros
Davinci: ea20: added PREBOOT to configuration
Davinci: ea20: added I2C support
Davinci: ea20: added video support
VIDEO: davinci: add framebuffer to da8xx
ARM: Davinci: added missing registers to hardware.h
Davinci: ea20: add gpios for LCD backlight control
Davinci: ea20: add gpio for keeping power on in board_late_init
Davinci: ea20: Add default U-Boot environment
Davinci: ea20: Add early init to get early output from console
Davinci: ea20: Add NAND support
Davinci: ea20: set GPIOs to hold MII-Phy in reset and set UART0-Switch for console
Davinci: ea20: set console on UART0
arm, davinci: add cam_enc_4xx support
arm926ejs, davinci: add missing spi defines for dm365
arm926ejs, davinci: add cpuinfo for dm365
arm, davinci: add lowlevel function for dm365 soc
arm, davinci: add header files for dm365
spl, nand: add 4bit HW ecc oob first nand_read_page function
arm, davinci: add support for new spl framework
spl: add option for adding post memory test to the SPL framework
net, davinci_emac: make clock divider in MDIO control register configurable
arm, usb, davinci: make USBPHY_CTL register configurable
usb, davinci: add enable_vbus() weak function
omap3evm: fix errors caused by multiple definitions
omap3evm: Add (quick) configuration for NAND only
omap3evm: Add (quick) configuration for MMC/SD only
omap3evm: move common config options to new file
omap3evm: Prepare to split configuration
omap3evm: Reorder related config options
omap/spl: actually enable the console
davinci_emac: compilation fix, phy is array now
omap3evm: Set environment variable 'ethaddr'
arm, arm926: fix missing symbols in NAND_SPL mode
arm, davinci: Add function lpsc_syncreset()
arm, davinci: replace CONFIG_PRELOADER with CONFIG_SPL_BUILD
arm/km: portl2 environment address update to P1B
arm/km: adapt bootcounter evaluation
arm/km: enable jffs2 cmds
arm/km: trigger reconfiguration for the Xilinx FPGA
arm/km: add boardid and hwkey to kernel command line
ARM: Reintroduce MACH_TYPE_KM_KIRKWOOD for keymile ARM boards
netspace_v2: enable I2C EEPROM support
netspace_v2: fix SDRAM configuration
armada100: define CONFIG_SYS_CACHELINE_SIZE
pantheon: define CONFIG_SYS_CACHELINE_SIZE
kirkwood: define CONFIG_SYS_CACHELINE_SIZE
kirkwood: drop empty asm-offsets.s file
arm/km/mgcoge3un: enhance "waitforne" feature
arm/km: add variable waitforne to mgcoge3un
gplugD: Fix for error:MACH_TYPE_SHEEVAD undeclared
ARM: dreamplug: fix compilation
ARM: DockStar: fix compilation
ARM: netspace_v2: fix warnings
am335x: Drop board_sysinfo struct
am335x: Temporarily add MACH_TYPE define
misc:pmic:samsung Enable PMIC driver at C210 Universal target
dcache:s5p CONFIG_SYS_CACHELINE_SIZE added for s5p UNIVERSAL C210 target
dcache:s5p CONFIG_SYS_CACHELINE_SIZE added for s5p GONI target
smdkv310: use macro for mmc data read function address
smdkv310: use spl framework for mmc spl
SMDKV310: use get_ram_size() to validate dram size
SMDKV310: Initialize board id using CONFIG_MACH_TYPE
ORIGEN : use absolute paths and fix tool naming
ORIGEN : enable device tree support
MX25: tx25: Fix building due to missing MACH_TYPE
mx31: Add board support for HALE TT-01
mx31: add ESD control registers
mx31: define pins and init for UART2 and CSPI3
MX35: add support for flea3 board
MX51: vision2: add MACH_TYPE in config file
vision2: Remove unused header file
mx51evk: Remove unused get_board_rev function
mx51evk: Remove unneeded '1' from mx51evk.h
I2C: Fix mxc_i2c.c problem on imx31_phycore
mx35pdk: Add RTC support
mx51evk: Use GPIO API for configuring the IOMUX
mx51evk: Add RTC support
rtc: Make mc13783-rtc driver generic
qong: remove unneeded IOMUX settings
qong: Use mx31_set_gpr to setup USBH2 pins
mx31: Introduce mx31_set_gpr function
mx31pdk: Add MC13783 PMIC support
qong: remove unneeded "1" from qong.h
misc: pmic: fix regression in pmic_fsl.c (SPI)
mx5 configs: CONFIG_PRIME should really be CONFIG_ETHPRIME
MX35: Drop unnecessary prototypes from imx-regs.h
I2C: added I2C-2 and I2C-3 to MX35
MX35: factorize common assembly code
MX35: add reset cause as provided by other i.MX
MX35: add pins definition for UART3
MX35: added ESDC structure to imx-regs
Diffstat (limited to 'arch/arm/include/asm/arch-mx35/lowlevel_macro.S')
-rw-r--r-- | arch/arm/include/asm/arch-mx35/lowlevel_macro.S | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx35/lowlevel_macro.S b/arch/arm/include/asm/arch-mx35/lowlevel_macro.S new file mode 100644 index 0000000..05aa951 --- /dev/null +++ b/arch/arm/include/asm/arch-mx35/lowlevel_macro.S @@ -0,0 +1,140 @@ +/* + * Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de> + * + * (C) Copyright 2008-2010 Freescale Semiconductor, Inc. + * + * 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 + */ + +/* + * AIPS setup - Only setup MPROTx registers. + * The PACR default values are good. + */ +.macro init_aips + /* + * Set all MPROTx to be non-bufferable, trusted for R/W, + * not forced to user-mode. + */ + ldr r0, =AIPS1_BASE_ADDR + ldr r1, =AIPS_MPR_CONFIG + str r1, [r0, #0x00] + str r1, [r0, #0x04] + ldr r0, =AIPS2_BASE_ADDR + str r1, [r0, #0x00] + str r1, [r0, #0x04] + + /* + * Clear the on and off peripheral modules Supervisor Protect bit + * for SDMA to access them. Did not change the AIPS control registers + * (offset 0x20) access type + */ + ldr r0, =AIPS1_BASE_ADDR + ldr r1, =AIPS_OPACR_CONFIG + str r1, [r0, #0x40] + str r1, [r0, #0x44] + str r1, [r0, #0x48] + str r1, [r0, #0x4C] + str r1, [r0, #0x50] + ldr r0, =AIPS2_BASE_ADDR + str r1, [r0, #0x40] + str r1, [r0, #0x44] + str r1, [r0, #0x48] + str r1, [r0, #0x4C] + str r1, [r0, #0x50] +.endm + +/* MAX (Multi-Layer AHB Crossbar Switch) setup */ +.macro init_max + ldr r0, =MAX_BASE_ADDR + /* MPR - priority is M4 > M2 > M3 > M5 > M0 > M1 */ + ldr r1, =MAX_MPR_CONFIG + str r1, [r0, #0x000] /* for S0 */ + str r1, [r0, #0x100] /* for S1 */ + str r1, [r0, #0x200] /* for S2 */ + str r1, [r0, #0x300] /* for S3 */ + str r1, [r0, #0x400] /* for S4 */ + /* SGPCR - always park on last master */ + ldr r1, =MAX_SGPCR_CONFIG + str r1, [r0, #0x010] /* for S0 */ + str r1, [r0, #0x110] /* for S1 */ + str r1, [r0, #0x210] /* for S2 */ + str r1, [r0, #0x310] /* for S3 */ + str r1, [r0, #0x410] /* for S4 */ + /* MGPCR - restore default values */ + ldr r1, =MAX_MGPCR_CONFIG + str r1, [r0, #0x800] /* for M0 */ + str r1, [r0, #0x900] /* for M1 */ + str r1, [r0, #0xA00] /* for M2 */ + str r1, [r0, #0xB00] /* for M3 */ + str r1, [r0, #0xC00] /* for M4 */ + str r1, [r0, #0xD00] /* for M5 */ +.endm + +/* M3IF setup */ +.macro init_m3if + /* Configure M3IF registers */ + ldr r1, =M3IF_BASE_ADDR + /* + * M3IF Control Register (M3IFCTL) + * MRRP[0] = L2CC0 not on priority list (0 << 0) = 0x00000000 + * MRRP[1] = L2CC1 not on priority list (0 << 0) = 0x00000000 + * MRRP[2] = MBX not on priority list (0 << 0) = 0x00000000 + * MRRP[3] = MAX1 not on priority list (0 << 0) = 0x00000000 + * MRRP[4] = SDMA not on priority list (0 << 0) = 0x00000000 + * MRRP[5] = MPEG4 not on priority list (0 << 0) = 0x00000000 + * MRRP[6] = IPU1 on priority list (1 << 6) = 0x00000040 + * MRRP[7] = IPU2 not on priority list (0 << 0) = 0x00000000 + * ------------ + * 0x00000040 + */ + ldr r0, =M3IF_CONFIG + str r0, [r1] /* M3IF control reg */ +.endm + +.macro core_init + mrc 15, 0, r1, c1, c0, 0 + + mrc 15, 0, r0, c1, c0, 1 + orr r0, r0, #7 + mcr 15, 0, r0, c1, c0, 1 + orr r1, r1, #(1<<11) + + /* Set unaligned access enable */ + orr r1, r1, #(1<<22) + + /* Set low int latency enable */ + orr r1, r1, #(1<<21) + + mcr 15, 0, r1, c1, c0, 0 + + mov r0, #0 + + /* Set branch prediction enable */ + mcr 15, 0, r0, c15, c2, 4 + + mcr 15, 0, r0, c7, c7, 0 /* invalidate I cache and D cache */ + mcr 15, 0, r0, c8, c7, 0 /* invalidate TLBs */ + mcr 15, 0, r0, c7, c10, 4 /* Drain the write buffer */ + + /* + * initializes very early AIPS + * Then it also initializes Multi-Layer AHB Crossbar Switch, + * M3IF + * Also setup the Peripheral Port Remap register inside the core + */ + ldr r0, =0x40000015 /* start from AIPS 2GB region */ + mcr p15, 0, r0, c15, c2, 4 +.endm |