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author | Wolfgang Denk <wd@denx.de> | 2011-09-04 21:12:18 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-09-04 21:12:18 +0200 |
commit | 6dfbf49c6dc3687efbc6d7f9e25bb46ed2d6c833 (patch) | |
tree | 154fe4abb74f5e03962506168c7d8c4869f7ac8a /arch/arm/cpu/armv7/mx5/lowlevel_init.S | |
parent | dc344589ded4fb4d63ba7f0cdf670e2ffcf5e5a0 (diff) | |
parent | 38a77c3adb3ee559b135217769f5c49f3c8b62c9 (diff) | |
download | u-boot-imx-6dfbf49c6dc3687efbc6d7f9e25bb46ed2d6c833.zip u-boot-imx-6dfbf49c6dc3687efbc6d7f9e25bb46ed2d6c833.tar.gz u-boot-imx-6dfbf49c6dc3687efbc6d7f9e25bb46ed2d6c833.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm: (145 commits)
beagleboard: enable HUB power on all variants of the BeagleBoard
dm3730: enable dpll5
ehci-hcd: Allow cleanups to happen gracefully on a timeout.
OMAP3: Add DSS driver for OMAP3
led: Remove state-saving of led for toggle functionality and add toggle option to led command
led: Fixed setting of STATUS_LED_BIT1 when led_name is 'all'
led: correct off/on locations in structure
led: added cmd_led to Makefile
BeagleBoard: fix LED 0/1 in driver
Corrected LED name match finding avoiding extraneous Usage printouts
BeagleBoard: config: updated default configuration
BeagleBoard: config: Enabled multibus support for I2C in configuration
BeagleBoard: config: add optargs/buddy/camera
BeagleBoard: config: increase command-line functionality
BeagleBoard: config: make mtest run
BeagleBoard: config: enable DSS
BeagleBoard: config: enable asix driver and dhcp
BeagleBoard: config: enable networking
BeagleBoard: config: decrease bootdelay to 2 seconds
BeagleBoard: config: use uImage.beagle for tftp
BeagleBoard: config: hardcode MAC for onboard SMSC
BeagleBoard: config: load kernel from MMC ext, not FAT
BeagleBoard: Configure DVI/S-video
BeagleBoard: Added userbutton command
BeagleBoard: turn off clocks in ehci_stop
USB: Remove __attribute__ ((packed)) for struct ehci_hccr and ehci_hcor
beagleboard: add support for xM revision C
beagle: pass expansionboard name in bootargs
OMAP: Remove omapfb.debug=y from Beagle and Overo env settings
OMAP3 Beagle Pin Mux initialization glitch fix
da850: modifications for Logic PD Rev.3 AM18xx EVM
da850: fix the channel number for EMAC teardown init
da850: add support for Spectrum Digital AM18xx EVM
da850: add support to wake up DSP during board init
da850: modify the U-Boot prompt string
da850: add NOR boot mode support
da8xx: add support for multiple PLL controllers
da850: indicate cache usage disable in config file
dm365: modify boot prompt from dm365 to dm36x
dm365: disable cache usage due to coherency issues
dm6446: disable cache usage due to coherency issues
OMAP3: Remove legacy mmc driver
devkit8000: Use generic MMC driver
TI OMAP3 SDP3430: Use generic MMC driver
AM3517 CraneBoard: Use generic MMC driver
OMAP3: pandora: Use generic MMC driver
OMAP3: Zoom2: Use generic MMC driver
OMAP3: Zoom1: Use generic MMC driver
OMAP3: DIG297: Use generic MMC driver
OMAP3: CM-T35: Use generic MMC driver
am3517evm: Use generic MMC driver
omap3evm: Use generic MMC driver
omap3:clock: check cpu_family before enabling clks for IVA & CAM
omap3:clock: configure GFX clock to 200MHz for AM/DM37x
OMAP3/4: Increase console I/O buffer size
PXA: vpac270: Remove re-defined CONFIG_SYS_TEXT_BASE
PXA: Fix CSB226, fix monitor length
PXA: Fix Lubbock, remove redundant parenthesis
armv7: cache: remove flush on un-aligned invalidate
armv7: stronger barrier for cache-maintenance operations
omap: enable caches at system start-up
arm: do not force d-cache enable on all boards
ORIGEN: Add MMC SPL support
ARMV7: Add support for Samsung ORIGEN board
i2c:gpio:s5p: Enable I2C GPIO on the GONI target
i2c:gpio:s5p: I2C GPIO Software implementation (via soft_i2c)
Tegra2: Use clock and pinmux functions to simplify code
Tegra2: Add additional pin multiplexing features
Tegra2: Add more clock support
Tegra2: Add microsecond timer function
ARM: remove broken "at91rm9200dk" board
ARM: remove broken "m501sk" board
ARM: remove broken "kb9202" board
ARM: remove broken "csb637" board
ARM: remove broken "cmc_pu2" board
ARM: remove broken "at91cap9adk" board
ARM: remove broken "voiceblue" board
ARM: remove broken "smdk2400" board
ARM: remove broken "sbc2410x" board
ARM: remove broken "netstar" board
ARM: remove broken "mx1fs2" board
ARM: remove broken "lpd7a40x" boards
ARM: remove broken "edb93xx" boards
ARM: remove broken "B2" board
ARM: remove broken "armadillo" board
ARM: remove broken "assabet" board
ARM: versatile: drop warnings
IMX: scb9328: drop warnings
MX31: imx31_litekit: make use of GPIO framework
MX31: mx31ads: make use of GPIO framework
MX5: mx51evk: make use of GPIO framework
MX35: mx35pdk: make use of GPIO framework
MX5: mx53loco: make use of GPIO framework
MX5: mx53evk: make use of GPIO framework
MX5: vision2: make use of GPIO framework
MX5: mx53smd: make use of GPIO framework
MX5: mx53ard: make use of GPIO framework
MX25: zmx25: make use of GPIO framework
MX5: efikamx: make use of GPIO framework
MX31: QONG: make use of GPIO framework
MX35: make use of GPIO framework for MX35 processor
MX5: make use of GPIO framework for MX5 processor
MX31: make use of GPIO framework for MX31 processor
MX25: make use of GPIO framework for MX25 processor
IMX: uniform GPIO interface using GPIO framework
MX: MX35 / MX5: uniform clock command with powerpc
MX35: MX35PDK: support additional RAM on CSD1
mx53: ddr3: Update DD3 initialization
ARM: MX51: PLL errata workaround
ARM: versatilepb : drop warnings due to double definitions
omap4: increase SRAM budget to fix build error
omap4: fix build warning due to signed unsigned comparison
mkimage: Fix 'Unknown OMAP image type - 5'
omap: fix gpio related build breaks
gpio:samsung: s5p_ suffix add for GPIO functions (C210_universal)
SMDKV310: MMC SPL: Remove unwanted dummy functions
SMDKV310: Fix undefined reference error
SMDKV310: Fix build error for smdkv310 board
gpio:samsung s5p_ suffix add for GPIO functions
mmc: S5P: Support DMA restarts at buffer boundaries
SMDKV310: Fix host compilation of mkv310_image
arm: fix bd pointer dereference prior initialization
arm, lib/board.c: use gd->ram_size instead of bd->bi_memsize
mx5: Remove CONFIG_L2_OFF and CONFIG_SYS_L2CACHE_OFF
MX31: removed warnings due to clock.h
integrator: convert to new build system
integratorcp: make the board compile
integratorap: remove hardcoded 32MB memory cmdline
...
Diffstat (limited to 'arch/arm/cpu/armv7/mx5/lowlevel_init.S')
-rw-r--r-- | arch/arm/cpu/armv7/mx5/lowlevel_init.S | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx5/lowlevel_init.S b/arch/arm/cpu/armv7/mx5/lowlevel_init.S index 94de9f1..6c66b42 100644 --- a/arch/arm/cpu/armv7/mx5/lowlevel_init.S +++ b/arch/arm/cpu/armv7/mx5/lowlevel_init.S @@ -121,6 +121,35 @@ beq 1b .endm +.macro setup_pll_errata pll, freq + ldr r2, =\pll + mov r1, #0x0 + str r1, [r2, #PLL_DP_CONFIG] /* Disable auto-restart AREN bit */ + ldr r1, =0x00001236 + str r1, [r2, #PLL_DP_CTL] /* Restart PLL with PLM=1 */ +1: ldr r1, [r2, #PLL_DP_CTL] /* Wait for lock */ + ands r1, r1, #0x1 + beq 1b + + ldr r5, \freq + str r5, [r2, #PLL_DP_MFN] /* Modify MFN value */ + str r5, [r2, #PLL_DP_HFS_MFN] + + mov r1, #0x1 + str r1, [r2, #PLL_DP_CONFIG] /* Reload MFN value */ + +2: ldr r1, [r2, #PLL_DP_CONFIG] + tst r1, #1 + bne 2b + + ldr r1, =100 /* Wait at least 4 us */ +3: subs r1, r1, #1 + bge 3b + + mov r1, #0x2 + str r1, [r2, #PLL_DP_CONFIG] /* Enable auto-restart AREN bit */ +.endm + .macro init_clock ldr r0, =CCM_BASE_ADDR @@ -157,7 +186,12 @@ mov r1, #0x4 str r1, [r0, #CLKCTL_CCSR] +#if defined(CONFIG_MX51_PLL_ERRATA) + setup_pll PLL1_BASE_ADDR, 864 + setup_pll_errata PLL1_BASE_ADDR, W_DP_MFN_800_DIT +#else setup_pll PLL1_BASE_ADDR, 800 +#endif #if defined(CONFIG_MX51) setup_pll PLL3_BASE_ADDR, 665 @@ -287,6 +321,10 @@ lowlevel_init: mov pc,lr /* Board level setting value */ +W_DP_OP_864: .word DP_OP_864 +W_DP_MFD_864: .word DP_MFD_864 +W_DP_MFN_864: .word DP_MFN_864 +W_DP_MFN_800_DIT: .word DP_MFN_800_DIT W_DP_OP_800: .word DP_OP_800 W_DP_MFD_800: .word DP_MFD_800 W_DP_MFN_800: .word DP_MFN_800 |