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| author | Wolfgang Denk <wd@denx.de> | 2011-12-07 09:09:58 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2011-12-07 09:09:58 +0100 |
| commit | c786f54b9ace5d7b20a0404a7deb1bae683cd4e8 (patch) | |
| tree | 8c612b0abb45c0b1bb1ca39df97620a0ab026797 /arch | |
| parent | 99dee4b2ef570f289e2b1f105df0fdb8ad57ebd1 (diff) | |
| parent | 15422043c4a213dc5d7d59a337be1ab34c9b2e7f (diff) | |
| download | u-boot-imx-c786f54b9ace5d7b20a0404a7deb1bae683cd4e8.zip u-boot-imx-c786f54b9ace5d7b20a0404a7deb1bae683cd4e8.tar.gz u-boot-imx-c786f54b9ace5d7b20a0404a7deb1bae683cd4e8.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
davinci: Remove unwanted memsize.c from hawkboard's nand spl build
devkit8000: Move CONFIG_SYS_TEXT_BASE out of bss
da850evm: pass board revision info to kernel
arch/arm/include/asm/arch-omap5/clocks.h: Fix GCC 4.2 warnings
arch/arm/cpu/armv7/omap-common/clocks-common.c: Fix GCC 4.6 warnings
arch/arm/cpu/armv7/omap-common/spl.c: Fix GCC 4.2 warnings
MX35: flea3: changes due to hardware revision B
MX: serial_mxc: cleanup removing nasty #ifdef
M28: Fix OB1 bug in GPIO driver
MXS: Add static annotations to dma driver
apbh_dma: return error value on timeout
Efika: Configure additional regulators for HDMI output
mx5: Correct a warning in clock.c
MC13892: Add REGMODE0 bits definitions
mx51evk: Configure the pins as GPIOs prior to using gpio_get_value
mx53smd: Configure the pins as GPIOs prior to using gpio_get_value
mx53evk: Configure the pins as GPIOs prior to using gpio_get_value
mx53ard: Configure the pins as GPIOs prior to using gpio_get_value
mx53loco: Configure the pins as GPIOs prior to using gpio_get_value
OMAP3: Add SPL_BOARD_INIT hook
AM3517 CraneBoard: Add SPL support
AM3517: Add SPL support
OMAP3: Add SPL support to omap3_evm
OMAP3: Add SPL support to Beagleboard
OMAP3 SPL: Add identify_nand_chip function
OMAP3 SPL: Rework memory initalization and devkit8000 support
OMAP3: Suffix all Micron memory timing parts with their speed
OMAP3: Add optimal SDRC autorefresh control values
omap3: mem: Add MCFG helper macro
OMAP3: Remove get_mem_type prototype
OMAP3: Change mem_ok to clear again after reading back
OMAP3: Add a helper function to set timings in SDRC
OMAP3: Update SDRC dram_init to always call make_cs1_contiguous()
omap3: mem: Comment enable_gpmc_cs_config more
ARM: davici_emac: Fix condition for number of phy detects
arm: printf() is not available in some SPL configurations
arm, davinci: add support for am1808 based enbw_cmc board
arm, davinci: move misc function in arch tree
arm, board/davinci/common/misc.c: Codingstyle cleanup
arm, davinci, da850: add uart1 tx rx pinmux config
arm, davinci: move davinci_rtc struct to hardware.h
arm, davinci: Remove duplication of pinmux configuration code
arm, hawkboard: Use the pinmux configurations defined in the arch tree
arm, da850evm: Use the pinmux configurations defined in the arch tree
arm, da850: Add pinmux configurations to the arch tree
arm, da850evm: Do pinmux configuration for EMAC together with other pinmuxes
arm, hawkboard: Remove obsolete struct pinmux_config i2c_pins
arm, davinci: Move pinmux functions from board to arch tree
arm, arm926ejs: always do cpu critical inits
omap_gpmc: use SOFTECC in SPL if it's enabled
nand_spl_simple: add support for software ECC
AM3517: move AM3517 specific mux defines to generic header
AM35xx: add EMAC support
davinci_emac: hardcode 100Mbps for AM35xx and RMII
davinci_emac: fix for running with dcache enabled
arm926ejs: add noop implementation for dcache ops
davinci_emac: conditionally compile specific PHY support
davinci_emac: use internal addresses in buffer descriptors
davinci_emac: move arch-independent defines to separate header
BeagleBoard: config: Really switch to ttyO2
ARM: davinci_dm6467Tevm: Fix build breakage
ARM: OMAP: Remove STACKSIZE for IRQ and FIQ if unused
ARM: OMAP3: Remove unused define SDRC_R_C_B
ARM: OMAP3: Remove unused define CONFIG_OMAP3430
omap4: fix IO setting
omap4+: streamline CONFIG_SYS_TEXT_BASE and other SDRAM addresses
omap4460: add ES1.1 identification
omap4: emif: fix error in driver
omap: remove I2C from SPL
omap4460: fix TPS initialization
omap: fix cache line size for omap3/omap4 boards
omap4: ttyO2 instead of ttyS2 in default bootargs
omap: Improve PLL parameter calculation tool
start.S: remove omap3 specific code from start.S
armv7: setup vector
armv7: include armv7/cpu.c in SPL build
armv7: disable L2 cache in cleanup_before_linux()
arm, arm926ejs: Fix clear bss loop for zero length bss
PXA: Move colibri_pxa270 to board/toradex/
PXA: Flip colibri_pxa27x to pxa-common.h
PXA: Introduce common configuration header for PXA
PXA: Rename pxa_dram_init to pxa2xx_dram_init
PXA: Squash extern pxa_dram_init()
PXA: Export cpu_is_ and pxa_dram_init functions
PXA: Cleanup Colibri PXA270
PXA: Replace timer driver
PXA: Add cpuinfo display for PXA2xx
PXA: Separate PXA2xx CPU init
PXA: Rename CONFIG_PXA2[57]X to CONFIG_CPU_PXA2[57]X
PXA: Unify vpac270 environment size
PXA: Enable command line editing for vpac270
PXA: Adapt Voipac PXA270 to OneNAND SPL
PXA: Drop Voipac PXA270 OneNAND IPL
PXA: Fixup PXA25x boards after start.S update
PXA: Re-add the Dcache locking as RAM for pxa250
PXA: Rework start.S to be closer to other ARMs
PXA: Drop XM250 board
PXA: Drop PLEB2 board
PXA: Drop CRADLE board
PXA: Drop CERF250 board
Fix regression in SMDK6400
nand: Add common functions to linux/mtd/nand.h
Ethernut 5 board support
net: Armada100: Fix compilation warnings
ARM: remove duplicated code for LaCie boards
ARM: add support for LaCie 2Big Network v2
mvsata: fix ide_preinit for missing disks
netspace_v2: Read Ethernet MAC address from EEPROM
omap3evm: Add support for EFI partitions
part_efi: Fix compile errors
Diffstat (limited to 'arch')
56 files changed, 1655 insertions, 935 deletions
diff --git a/arch/arm/cpu/arm1136/mx31/devices.c b/arch/arm/cpu/arm1136/mx31/devices.c index b42dac3..2ebee2e 100644 --- a/arch/arm/cpu/arm1136/mx31/devices.c +++ b/arch/arm/cpu/arm1136/mx31/devices.c @@ -27,7 +27,6 @@ #include <asm/arch/imx-regs.h> #include <asm/arch/clock.h> -#ifdef CONFIG_SYS_MX31_UART1 void mx31_uart1_hw_init(void) { /* setup pins for UART1 */ @@ -36,9 +35,7 @@ void mx31_uart1_hw_init(void) mx31_gpio_mux(MUX_RTS1__UART1_RTS_B); mx31_gpio_mux(MUX_CTS1__UART1_CTS_B); } -#endif -#ifdef CONFIG_SYS_MX31_UART2 void mx31_uart2_hw_init(void) { /* setup pins for UART2 */ @@ -47,7 +44,6 @@ void mx31_uart2_hw_init(void) mx31_gpio_mux(MUX_RTS2__UART2_RTS_B); mx31_gpio_mux(MUX_CTS2__UART2_CTS_B); } -#endif #ifdef CONFIG_MXC_SPI /* diff --git a/arch/arm/cpu/arm926ejs/Makefile b/arch/arm/cpu/arm926ejs/Makefile index a56ff08..5923e65 100644 --- a/arch/arm/cpu/arm926ejs/Makefile +++ b/arch/arm/cpu/arm926ejs/Makefile @@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(CPU).o START = start.o -COBJS = cpu.o +COBJS = cpu.o cache.o ifdef CONFIG_SPL_BUILD ifdef CONFIG_SPL_NO_CPU_SUPPORT_CODE diff --git a/arch/arm/cpu/arm926ejs/cache.c b/arch/arm/cpu/arm926ejs/cache.c new file mode 100644 index 0000000..4415642 --- /dev/null +++ b/arch/arm/cpu/arm926ejs/cache.c @@ -0,0 +1,75 @@ +/* + * (C) Copyright 2011 + * Ilya Yanok, EmCraft Systems + * + * 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. + */ +#include <linux/types.h> +#include <common.h> + +#ifndef CONFIG_SYS_DCACHE_OFF +static inline void dcache_noop(void) +{ + if (dcache_status()) { + puts("WARNING: cache operations are not implemented!\n" + "WARNING: disabling D-Cache now, you can re-enable it" + "later with 'dcache on' command\n"); + dcache_disable(); + } +} + +void invalidate_dcache_all(void) +{ + dcache_noop(); +} + +void flush_dcache_all(void) +{ + dcache_noop(); +} + +void invalidate_dcache_range(unsigned long start, unsigned long stop) +{ + dcache_noop(); +} + +void flush_dcache_range(unsigned long start, unsigned long stop) +{ + dcache_noop(); +} +#else /* #ifndef CONFIG_SYS_DCACHE_OFF */ +void invalidate_dcache_all(void) +{ +} + +void flush_dcache_all(void) +{ +} + +void invalidate_dcache_range(unsigned long start, unsigned long stop) +{ +} + +void flush_dcache_range(unsigned long start, unsigned long stop) +{ +} + +void flush_cache(unsigned long start, unsigned long size) +{ +} +#endif /* #ifndef CONFIG_SYS_DCACHE_OFF */ diff --git a/arch/arm/cpu/arm926ejs/davinci/Makefile b/arch/arm/cpu/arm926ejs/davinci/Makefile index aeb058a..5ae89df 100644 --- a/arch/arm/cpu/arm926ejs/davinci/Makefile +++ b/arch/arm/cpu/arm926ejs/davinci/Makefile @@ -27,12 +27,13 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(SOC).o -COBJS-y += cpu.o timer.o psc.o +COBJS-y += cpu.o misc.o timer.o psc.o pinmux.o COBJS-$(CONFIG_DA850_LOWLEVEL) += da850_lowlevel.o COBJS-$(CONFIG_SOC_DM355) += dm355.o COBJS-$(CONFIG_SOC_DM365) += dm365.o COBJS-$(CONFIG_SOC_DM644X) += dm644x.o COBJS-$(CONFIG_SOC_DM646X) += dm646x.o +COBJS-$(CONFIG_SOC_DA850) += da850_pinmux.o COBJS-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o ksz8873.o ifdef CONFIG_SPL_BUILD diff --git a/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c b/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c index c7ec70f..a532f8a 100644 --- a/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c +++ b/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c @@ -27,6 +27,7 @@ #include <post.h> #include <asm/arch/da850_lowlevel.h> #include <asm/arch/hardware.h> +#include <asm/arch/davinci_misc.h> #include <asm/arch/ddr2_defs.h> #include <asm/arch/emif_defs.h> #include <asm/arch/pll_defs.h> @@ -235,19 +236,16 @@ int da850_ddr_setup(void) return 0; } -void da850_pinmux_ctl(unsigned long offset, unsigned long mask, - unsigned long value) -{ - clrbits_le32(&davinci_syscfg_regs->pinmux[offset], mask); - setbits_le32(&davinci_syscfg_regs->pinmux[offset], (mask & value)); -} - __attribute__((weak)) void board_gpio_init(void) { return; } +/* pinmux_resource[] vector is defined in the board specific file */ +extern const struct pinmux_resource pinmuxes[]; +extern const int pinmuxes_size; + int arch_cpu_init(void) { /* Unlock kick registers */ @@ -257,27 +255,9 @@ int arch_cpu_init(void) dv_maskbits(&davinci_syscfg_regs->suspsrc, CONFIG_SYS_DA850_SYSCFG_SUSPSRC); - /* Setup Pinmux */ - da850_pinmux_ctl(0, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX0); - da850_pinmux_ctl(1, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX1); - da850_pinmux_ctl(2, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX2); - da850_pinmux_ctl(3, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX3); - da850_pinmux_ctl(4, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX4); - da850_pinmux_ctl(5, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX5); - da850_pinmux_ctl(6, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX6); - da850_pinmux_ctl(7, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX7); - da850_pinmux_ctl(8, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX8); - da850_pinmux_ctl(9, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX9); - da850_pinmux_ctl(10, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX10); - da850_pinmux_ctl(11, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX11); - da850_pinmux_ctl(12, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX12); - da850_pinmux_ctl(13, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX13); - da850_pinmux_ctl(14, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX14); - da850_pinmux_ctl(15, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX15); - da850_pinmux_ctl(16, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX16); - da850_pinmux_ctl(17, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX17); - da850_pinmux_ctl(18, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX18); - da850_pinmux_ctl(19, 0xFFFFFFFF, CONFIG_SYS_DA850_PINMUX19); + /* configure pinmux settings */ + if (davinci_configure_pin_mux_items(pinmuxes, pinmuxes_size)) + return 1; /* PLL setup */ da850_pll_init(davinci_pllc0_regs, CONFIG_SYS_DA850_PLL0_PLLM); diff --git a/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c b/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c new file mode 100644 index 0000000..fa07fb5 --- /dev/null +++ b/arch/arm/cpu/arm926ejs/davinci/da850_pinmux.c @@ -0,0 +1,171 @@ +/* + * Pinmux configurations for the DA850 SoCs + * + * Copyright (C) 2011 OMICRON electronics GmbH + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <common.h> +#include <asm/arch/davinci_misc.h> +#include <asm/arch/hardware.h> +#include <asm/arch/pinmux_defs.h> + +/* SPI pin muxer settings */ +const struct pinmux_config spi1_pins_base[] = { + { pinmux(5), 1, 2 }, /* SPI1_CLK */ + { pinmux(5), 1, 4 }, /* SPI1_SOMI */ + { pinmux(5), 1, 5 }, /* SPI1_SIMO */ +}; + +const struct pinmux_config spi1_pins_scs0[] = { + { pinmux(5), 1, 1 }, /* SPI1_SCS[0] */ +}; + +/* UART pin muxer settings */ +const struct pinmux_config uart1_pins_txrx[] = { + { pinmux(4), 2, 6 }, /* UART1_RXD */ + { pinmux(4), 2, 7 }, /* UART1_TXD */ +}; + +const struct pinmux_config uart2_pins_txrx[] = { + { pinmux(4), 2, 4 }, /* UART2_RXD */ + { pinmux(4), 2, 5 }, /* UART2_TXD */ +}; + +const struct pinmux_config uart2_pins_rtscts[] = { + { pinmux(0), 4, 6 }, /* UART2_RTS */ + { pinmux(0), 4, 7 }, /* UART2_CTS */ +}; + +/* EMAC pin muxer settings*/ +const struct pinmux_config emac_pins_rmii[] = { + { pinmux(14), 8, 2 }, /* RMII_TXD[1] */ + { pinmux(14), 8, 3 }, /* RMII_TXD[0] */ + { pinmux(14), 8, 4 }, /* RMII_TXEN */ + { pinmux(14), 8, 5 }, /* RMII_RXD[1] */ + { pinmux(14), 8, 6 }, /* RMII_RXD[0] */ + { pinmux(14), 8, 7 }, /* RMII_RXER */ + { pinmux(15), 8, 1 }, /* RMII_CRS_DV */ +}; + +const struct pinmux_config emac_pins_mii[] = { + { pinmux(2), 8, 1 }, /* MII_TXEN */ + { pinmux(2), 8, 2 }, /* MII_TXCLK */ + { pinmux(2), 8, 3 }, /* MII_COL */ + { pinmux(2), 8, 4 }, /* MII_TXD[3] */ + { pinmux(2), 8, 5 }, /* MII_TXD[2] */ + { pinmux(2), 8, 6 }, /* MII_TXD[1] */ + { pinmux(2), 8, 7 }, /* MII_TXD[0] */ + { pinmux(3), 8, 0 }, /* MII_RXCLK */ + { pinmux(3), 8, 1 }, /* MII_RXDV */ + { pinmux(3), 8, 2 }, /* MII_RXER */ + { pinmux(3), 8, 3 }, /* MII_CRS */ + { pinmux(3), 8, 4 }, /* MII_RXD[3] */ + { pinmux(3), 8, 5 }, /* MII_RXD[2] */ + { pinmux(3), 8, 6 }, /* MII_RXD[1] */ + { pinmux(3), 8, 7 }, /* MII_RXD[0] */ +}; + +const struct pinmux_config emac_pins_mdio[] = { + { pinmux(4), 8, 0 }, /* MDIO_CLK */ + { pinmux(4), 8, 1 }, /* MDIO_D */ +}; + +/* I2C pin muxer settings */ +const struct pinmux_config i2c0_pins[] = { + { pinmux(4), 2, 2 }, /* I2C0_SCL */ + { pinmux(4), 2, 3 }, /* I2C0_SDA */ +}; + +const struct pinmux_config i2c1_pins[] = { + { pinmux(4), 4, 4 }, /* I2C1_SCL */ + { pinmux(4), 4, 5 }, /* I2C1_SDA */ +}; + +/* EMIFA pin muxer settings */ +const struct pinmux_config emifa_pins_cs2[] = { + { pinmux(7), 1, 0 }, /* EMA_CS2 */ +}; + +const struct pinmux_config emifa_pins_cs3[] = { + { pinmux(7), 1, 1 }, /* EMA_CS[3] */ +}; + +const struct pinmux_config emifa_pins_cs4[] = { + { pinmux(7), 1, 2 }, /* EMA_CS[4] */ +}; + +const struct pinmux_config emifa_pins_nand[] = { + { pinmux(7), 1, 4 }, /* EMA_WE */ + { pinmux(7), 1, 5 }, /* EMA_OE */ + { pinmux(9), 1, 0 }, /* EMA_D[7] */ + { pinmux(9), 1, 1 }, /* EMA_D[6] */ + { pinmux(9), 1, 2 }, /* EMA_D[5] */ + { pinmux(9), 1, 3 }, /* EMA_D[4] */ + { pinmux(9), 1, 4 }, /* EMA_D[3] */ + { pinmux(9), 1, 5 }, /* EMA_D[2] */ + { pinmux(9), 1, 6 }, /* EMA_D[1] */ + { pinmux(9), 1, 7 }, /* EMA_D[0] */ + { pinmux(12), 1, 5 }, /* EMA_A[2] */ + { pinmux(12), 1, 6 }, /* EMA_A[1] */ +}; + +/* NOR pin muxer settings */ +const struct pinmux_config emifa_pins_nor[] = { + { pinmux(5), 1, 6 }, /* EMA_BA[1] */ + { pinmux(6), 1, 6 }, /* EMA_WAIT[1] */ + { pinmux(7), 1, 4 }, /* EMA_WE */ + { pinmux(7), 1, 5 }, /* EMA_OE */ + { pinmux(8), 1, 0 }, /* EMA_D[15] */ + { pinmux(8), 1, 1 }, /* EMA_D[14] */ + { pinmux(8), 1, 2 }, /* EMA_D[13] */ + { pinmux(8), 1, 3 }, /* EMA_D[12] */ + { pinmux(8), 1, 4 }, /* EMA_D[11] */ + { pinmux(8), 1, 5 }, /* EMA_D[10] */ + { pinmux(8), 1, 6 }, /* EMA_D[9] */ + { pinmux(8), 1, 7 }, /* EMA_D[8] */ + { pinmux(9), 1, 0 }, /* EMA_D[7] */ + { pinmux(9), 1, 1 }, /* EMA_D[6] */ + { pinmux(9), 1, 2 }, /* EMA_D[5] */ + { pinmux(9), 1, 3 }, /* EMA_D[4] */ + { pinmux(9), 1, 4 }, /* EMA_D[3] */ + { pinmux(9), 1, 5 }, /* EMA_D[2] */ + { pinmux(9), 1, 6 }, /* EMA_D[1] */ + { pinmux(9), 1, 7 }, /* EMA_D[0] */ + { pinmux(10), 1, 1 }, /* EMA_A[22] */ + { pinmux(10), 1, 2 }, /* EMA_A[21] */ + { pinmux(10), 1, 3 }, /* EMA_A[20] */ + { pinmux(10), 1, 4 }, /* EMA_A[19] */ + { pinmux(10), 1, 5 }, /* EMA_A[18] */ + { pinmux(10), 1, 6 }, /* EMA_A[17] */ + { pinmux(10), 1, 7 }, /* EMA_A[16] */ + { pinmux(11), 1, 0 }, /* EMA_A[15] */ + { pinmux(11), 1, 1 }, /* EMA_A[14] */ + { pinmux(11), 1, 2 }, /* EMA_A[13] */ + { pinmux(11), 1, 3 }, /* EMA_A[12] */ + { pinmux(11), 1, 4 }, /* EMA_A[11] */ + { pinmux(11), 1, 5 }, /* EMA_A[10] */ + { pinmux(11), 1, 6 }, /* EMA_A[9] */ + { pinmux(11), 1, 7 }, /* EMA_A[8] */ + { pinmux(12), 1, 0 }, /* EMA_A[7] */ + { pinmux(12), 1, 1 }, /* EMA_A[6] */ + { pinmux(12), 1, 2 }, /* EMA_A[5] */ + { pinmux(12), 1, 3 }, /* EMA_A[4] */ + { pinmux(12), 1, 4 }, /* EMA_A[3] */ + { pinmux(12), 1, 5 }, /* EMA_A[2] */ + { pinmux(12), 1, 6 }, /* EMA_A[1] */ + { pinmux(12), 1, 7 }, /* EMA_A[0] */ +}; diff --git a/arch/arm/cpu/arm926ejs/davinci/dp83848.c b/arch/arm/cpu/arm926ejs/davinci/dp83848.c index c71c685..d435e4b 100644 --- a/arch/arm/cpu/arm926ejs/davinci/dp83848.c +++ b/arch/arm/cpu/arm926ejs/davinci/dp83848.c @@ -29,6 +29,7 @@ #include <net.h> #include <dp83848.h> #include <asm/arch/emac_defs.h> +#include "../../../../../drivers/net/davinci_emac.h" #ifdef CONFIG_DRIVER_TI_EMAC diff --git a/arch/arm/cpu/arm926ejs/davinci/et1011c.c b/arch/arm/cpu/arm926ejs/davinci/et1011c.c index df35e44..68650e5 100644 --- a/arch/arm/cpu/arm926ejs/davinci/et1011c.c +++ b/arch/arm/cpu/arm926ejs/davinci/et1011c.c @@ -22,6 +22,7 @@ #include <net.h> #include <miiphy.h> #include <asm/arch/emac_defs.h> +#include "../../../../../drivers/net/davinci_emac.h" #ifdef CONFIG_DRIVER_TI_EMAC diff --git a/arch/arm/cpu/arm926ejs/davinci/ksz8873.c b/arch/arm/cpu/arm926ejs/davinci/ksz8873.c index 634eda0..3546e7f 100644 --- a/arch/arm/cpu/arm926ejs/davinci/ksz8873.c +++ b/arch/arm/cpu/arm926ejs/davinci/ksz8873.c @@ -36,6 +36,7 @@ #include <net.h> #include <asm/arch/emac_defs.h> #include <asm/io.h> +#include "../../../../../drivers/net/davinci_emac.h" int ksz8873_is_phy_connected(int phy_addr) { diff --git a/arch/arm/cpu/arm926ejs/davinci/lxt972.c b/arch/arm/cpu/arm926ejs/davinci/lxt972.c index 733d413..cce1fe4 100644 --- a/arch/arm/cpu/arm926ejs/davinci/lxt972.c +++ b/arch/arm/cpu/arm926ejs/davinci/lxt972.c @@ -30,6 +30,7 @@ #include <miiphy.h> #include <lxt971a.h> #include <asm/arch/emac_defs.h> +#include "../../../../../drivers/net/davinci_emac.h" #ifdef CONFIG_DRIVER_TI_EMAC diff --git a/arch/arm/cpu/arm926ejs/davinci/misc.c b/arch/arm/cpu/arm926ejs/davinci/misc.c new file mode 100644 index 0000000..5f510b6 --- /dev/null +++ b/arch/arm/cpu/arm926ejs/davinci/misc.c @@ -0,0 +1,150 @@ +/* + * Miscelaneous DaVinci functions. + * + * Copyright (C) 2009 Nick Thompson, GE Fanuc Ltd, <nick.thompson@gefanuc.com> + * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> + * Copyright (C) 2008 Lyrtech <www.lyrtech.com> + * Copyright (C) 2004 Texas Instruments. + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <common.h> +#include <i2c.h> +#include <net.h> +#include <asm/arch/hardware.h> +#include <asm/io.h> +#include <asm/arch/davinci_misc.h> + +DECLARE_GLOBAL_DATA_PTR; + +#ifndef CONFIG_SPL_BUILD +int dram_init(void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size( + (void *)CONFIG_SYS_SDRAM_BASE, + CONFIG_MAX_RAM_BANK_SIZE); + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = gd->ram_size; +} +#endif + +#ifdef CONFIG_DRIVER_TI_EMAC +/* + * Read ethernet MAC address from EEPROM for DVEVM compatible boards. + * Returns 1 if found, 0 otherwise. + */ +int dvevm_read_mac_address(uint8_t *buf) +{ +#ifdef CONFIG_SYS_I2C_EEPROM_ADDR + /* Read MAC address. */ + if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0x7F00, + CONFIG_SYS_I2C_EEPROM_ADDR_LEN, (uint8_t *) &buf[0], 6)) + goto i2cerr; + + /* Check that MAC address is valid. */ + if (!is_valid_ether_addr(buf)) + goto err; + + return 1; /* Found */ + +i2cerr: + printf("Read from EEPROM @ 0x%02x failed\n", + CONFIG_SYS_I2C_EEPROM_ADDR); +err: +#endif /* CONFIG_SYS_I2C_EEPROM_ADDR */ + + return 0; +} + +/* + * Set the mii mode as MII or RMII + */ +#if defined(CONFIG_SOC_DA8XX) +void davinci_emac_mii_mode_sel(int mode_sel) +{ + int val; + + val = readl(&davinci_syscfg_regs->cfgchip3); + if (mode_sel == 0) + val &= ~(1 << 8); + else + val |= (1 << 8); + writel(val, &davinci_syscfg_regs->cfgchip3); +} +#endif +/* + * If there is no MAC address in the environment, then it will be initialized + * (silently) from the value in the EEPROM. + */ +void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr) +{ + uint8_t env_enetaddr[6]; + + eth_getenv_enetaddr_by_index("eth", 0, env_enetaddr); + if (!memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) { + /* + * There is no MAC address in the environment, so we + * initialize it from the value in the EEPROM. + */ + debug("### Setting environment from EEPROM MAC address = " + "\"%pM\"\n", + env_enetaddr); + eth_setenv_enetaddr("ethaddr", rom_enetaddr); + } +} +#endif /* CONFIG_DRIVER_TI_EMAC */ + +#if defined(CONFIG_SOC_DA8XX) +#ifndef CONFIG_USE_IRQ +void irq_init(void) +{ + /* + * Mask all IRQs by clearing the global enable and setting + * the enable clear for all the 90 interrupts. + */ + writel(0, &davinci_aintc_regs->ger); + + writel(0, &davinci_aintc_regs->hier); + + writel(0xffffffff, &davinci_aintc_regs->ecr1); + writel(0xffffffff, &davinci_aintc_regs->ecr2); + writel(0xffffffff, &davinci_aintc_regs->ecr3); +} +#endif + +/* + * Enable PSC for various peripherals. + */ +int da8xx_configure_lpsc_items(const struct lpsc_resource *item, + const int n_items) +{ + int i; + + for (i = 0; i < n_items; i++) + lpsc_on(item[i].lpsc_no); + + return 0; +} +#endif diff --git a/arch/arm/cpu/arm926ejs/davinci/pinmux.c b/arch/arm/cpu/arm926ejs/davinci/pinmux.c new file mode 100644 index 0000000..ce58f71 --- /dev/null +++ b/arch/arm/cpu/arm926ejs/davinci/pinmux.c @@ -0,0 +1,105 @@ +/* + * DaVinci pinmux functions. + * + * Copyright (C) 2009 Nick Thompson, GE Fanuc Ltd, <nick.thompson@gefanuc.com> + * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> + * Copyright (C) 2008 Lyrtech <www.lyrtech.com> + * Copyright (C) 2004 Texas Instruments. + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/io.h> +#include <asm/arch/davinci_misc.h> + +/* + * Change the setting of a pin multiplexer field. + * + * Takes an array of pinmux settings similar to: + * + * struct pinmux_config uart_pins[] = { + * { &davinci_syscfg_regs->pinmux[8], 2, 7 }, + * { &davinci_syscfg_regs->pinmux[9], 2, 0 } + * }; + * + * Stepping through the array, each pinmux[n] register has the given value + * set in the pin mux field specified. + * + * The number of pins in the array must be passed (ARRAY_SIZE can provide + * this value conveniently). + * + * Returns 0 if all field numbers and values are in the correct range, + * else returns -1. + */ +int davinci_configure_pin_mux(const struct pinmux_config *pins, + const int n_pins) +{ + int i; + + /* check for invalid pinmux values */ + for (i = 0; i < n_pins; i++) { + if (pins[i].field >= PIN_MUX_NUM_FIELDS || + (pins[i].value & ~PIN_MUX_FIELD_MASK) != 0) + return -1; + } + + /* configure the pinmuxes */ + for (i = 0; i < n_pins; i++) { + const int offset = pins[i].field * PIN_MUX_FIELD_SIZE; + const unsigned int value = pins[i].value << offset; + const unsigned int mask = PIN_MUX_FIELD_MASK << offset; + const dv_reg *mux = pins[i].mux; + + writel(value | (readl(mux) & (~mask)), mux); + } + + return 0; +} + +/* + * Configure multiple pinmux resources. + * + * Takes an pinmux_resource array of pinmux_config and pin counts: + * + * const struct pinmux_resource pinmuxes[] = { + * PINMUX_ITEM(uart_pins), + * PINMUX_ITEM(i2c_pins), + * }; + * + * The number of items in the array must be passed (ARRAY_SIZE can provide + * this value conveniently). + * + * Each item entry is configured in the defined order. If configuration + * of any item fails, -1 is returned and none of the following items are + * configured. On success, 0 is returned. + */ +int davinci_configure_pin_mux_items(const struct pinmux_resource *item, + const int n_items) +{ + int i; + + for (i = 0; i < n_items; i++) { + if (davinci_configure_pin_mux(item[i].pins, + item[i].n_pins) != 0) + return -1; + } + + return 0; +} diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S index 339c5ed..6a09c02 100644 --- a/arch/arm/cpu/arm926ejs/start.S +++ b/arch/arm/cpu/arm926ejs/start.S @@ -194,9 +194,7 @@ reset: * we do sys-critical inits only at reboot, * not when booting from ram! */ -#ifndef CONFIG_SKIP_LOWLEVEL_INIT bl cpu_init_crit -#endif /* Set stackpointer in internal RAM to call board_init_f */ call_board_init_f: @@ -301,10 +299,12 @@ clear_bss: #endif mov r2, #0x00000000 /* clear */ -clbss_l:str r2, [r0] /* clear loop... */ +clbss_l:cmp r0, r1 /* clear loop... */ + bhs clbss_e /* if reached end of bss, exit */ + str r2, [r0] add r0, r0, #4 - cmp r0, r1 - bne clbss_l + b clbss_l +clbss_e: #ifndef CONFIG_SPL_BUILD bl coloured_LED_init @@ -353,7 +353,6 @@ _dynsym_start_ofs: * ************************************************************************* */ -#ifndef CONFIG_SKIP_LOWLEVEL_INIT cpu_init_crit: /* * flush v4 I/D caches @@ -372,14 +371,15 @@ cpu_init_crit: orr r0, r0, #0x00001000 /* set bit 12 (I) I-Cache */ mcr p15, 0, r0, c1, c0, 0 +#ifndef CONFIG_SKIP_LOWLEVEL_INIT /* * Go setup Memory and board specific bits prior to relocation. */ mov ip, lr /* perserve link reg across call */ bl lowlevel_init /* go setup pll,mux,memory */ mov lr, ip /* restore link */ - mov pc, lr /* back to my caller */ #endif /* CONFIG_SKIP_LOWLEVEL_INIT */ + mov pc, lr /* back to my caller */ #ifndef CONFIG_SPL_BUILD /* diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile index 92a5a96..f97fa3d 100644 --- a/arch/arm/cpu/armv7/Makefile +++ b/arch/arm/cpu/armv7/Makefile @@ -29,10 +29,10 @@ START := start.o ifndef CONFIG_SPL_BUILD COBJS += cache_v7.o -COBJS += cpu.o endif -COBJS += syslib.o +COBJS += cpu.o +COBJS += syslib.o SRCS := $(START:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/arch/arm/cpu/armv7/cpu.c b/arch/arm/cpu/armv7/cpu.c index 091e3e0..662c496 100644 --- a/arch/arm/cpu/armv7/cpu.c +++ b/arch/arm/cpu/armv7/cpu.c @@ -65,6 +65,7 @@ int cleanup_before_linux(void) * dcache_disable() in turn flushes the d-cache and disables MMU */ dcache_disable(); + v7_outer_cache_disable(); /* * After D-cache is flushed and before it is disabled there may diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c index 0769a64..933ce05 100644 --- a/arch/arm/cpu/armv7/mx5/clock.c +++ b/arch/arm/cpu/armv7/mx5/clock.c @@ -91,7 +91,7 @@ static uint32_t decode_pll(struct mxc_pll_reg *pll, uint32_t infreq) if (ctrl & MXC_DPLLC_CTL_DPDCK0_2_EN) refclk *= 2; - refclk /= pdf + 1; + do_div(refclk, pdf + 1); temp = refclk * mfn_abs; do_div(temp, mfd + 1); ret = refclk * mfi; diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c index f64a10b..1da90a4 100644 --- a/arch/arm/cpu/armv7/omap-common/clocks-common.c +++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c @@ -253,11 +253,10 @@ void configure_mpu_dpll(void) static void setup_dplls(void) { - u32 sysclk_ind, temp; + u32 temp; const struct dpll_params *params; - debug("setup_dplls\n"); - sysclk_ind = get_sys_clk_index(); + debug("setup_dplls\n"); /* CORE dpll */ params = get_core_dpll_params(); /* default - safest */ @@ -289,10 +288,9 @@ static void setup_dplls(void) static void setup_non_essential_dplls(void) { u32 sys_clk_khz, abe_ref_clk; - u32 sysclk_ind, sd_div, num, den; + u32 sd_div, num, den; const struct dpll_params *params; - sysclk_ind = get_sys_clk_index(); sys_clk_khz = get_sys_clk_freq() / 1000; /* IVA */ @@ -359,14 +357,6 @@ void do_scale_tps62361(u32 reg, u32 volt_mv) step = volt_mv - TPS62361_BASE_VOLT_MV; step /= 10; - /* - * Select SET1 in TPS62361: - * VSEL1 is grounded on board. So the following selects - * VSEL1 = 0 and VSEL0 = 1 - */ - gpio_direction_output(TPS62361_VSEL0_GPIO, 0); - gpio_set_value(TPS62361_VSEL0_GPIO, 1); - temp = TPS62361_I2C_SLAVE_ADDR | (reg << PRM_VC_VAL_BYPASS_REGADDR_SHIFT) | (step << PRM_VC_VAL_BYPASS_DATA_SHIFT) | diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c index ce03b5c..62678ff 100644 --- a/arch/arm/cpu/armv7/omap-common/emif-common.c +++ b/arch/arm/cpu/armv7/omap-common/emif-common.c @@ -903,9 +903,9 @@ static void do_sdram_init(u32 base) */ struct lpddr2_device_details cs0_dev_details, cs1_dev_details; emif_reset_phy(base); - dev_details.cs0_device_details = emif_get_device_details(base, CS0, + dev_details.cs0_device_details = emif_get_device_details(emif_nr, CS0, &cs0_dev_details); - dev_details.cs1_device_details = emif_get_device_details(base, CS1, + dev_details.cs1_device_details = emif_get_device_details(emif_nr, CS1, &cs1_dev_details); emif_reset_phy(base); diff --git a/arch/arm/cpu/armv7/omap-common/spl.c b/arch/arm/cpu/armv7/omap-common/spl.c index d6d7d65..9c35a09 100644 --- a/arch/arm/cpu/armv7/omap-common/spl.c +++ b/arch/arm/cpu/armv7/omap-common/spl.c @@ -100,9 +100,10 @@ static void jump_to_image_no_args(void) debug("image entry point: 0x%X\n", spl_image.entry_point); /* Pass the saved boot_params from rom code */ #if defined(CONFIG_VIRTIO) || defined(CONFIG_ZEBU) - image_entry = 0x80100000; + image_entry = (image_entry_noargs_t)0x80100000; #endif - image_entry((u32 *)&boot_params_ptr); + u32 boot_params_ptr_addr = (u32)&boot_params_ptr; + image_entry((u32 *)boot_params_ptr_addr); } void jump_to_image_no_args(void) __attribute__ ((noreturn)); @@ -115,7 +116,10 @@ void board_init_r(gd_t *id, ulong dummy) CONFIG_SYS_SPL_MALLOC_SIZE); timer_init(); - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + +#ifdef CONFIG_SPL_BOARD_INIT + spl_board_init(); +#endif boot_device = omap_boot_device(); debug("boot device - %d\n", boot_device); diff --git a/arch/arm/cpu/armv7/omap3/Makefile b/arch/arm/cpu/armv7/omap3/Makefile index 8e85891..ac597be 100644 --- a/arch/arm/cpu/armv7/omap3/Makefile +++ b/arch/arm/cpu/armv7/omap3/Makefile @@ -31,7 +31,11 @@ COBJS += board.o COBJS += clock.o COBJS += mem.o COBJS += sys_info.o +ifdef CONFIG_SPL_BUILD +COBJS-$(CONFIG_SPL_OMAP3_ID_NAND) += spl_id_nand.o +endif +COBJS-$(CONFIG_DRIVER_TI_EMAC) += emac.o COBJS-$(CONFIG_EMIF4) += emif4.o COBJS-$(CONFIG_SDRC) += sdrc.o diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c index cdf452d..1f33c63 100644 --- a/arch/arm/cpu/armv7/omap3/board.c +++ b/arch/arm/cpu/armv7/omap3/board.c @@ -40,6 +40,7 @@ #include <asm/armv7.h> #include <asm/arch/gpio.h> #include <asm/omap_common.h> +#include <i2c.h> /* Declarations */ extern omap3_sysinfo sysinfo; @@ -89,6 +90,10 @@ u32 omap_boot_device(void) return omap3_boot_device; } +void spl_board_init(void) +{ + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +} #endif /* CONFIG_SPL_BUILD */ diff --git a/arch/arm/cpu/armv7/omap3/emac.c b/arch/arm/cpu/armv7/omap3/emac.c new file mode 100644 index 0000000..14667f1 --- /dev/null +++ b/arch/arm/cpu/armv7/omap3/emac.c @@ -0,0 +1,44 @@ +/* + * + * DaVinci EMAC initialization. + * + * (C) Copyright 2011, Ilya Yanok, Emcraft Systems + * + * 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. + */ + +#include <common.h> +#include <netdev.h> +#include <asm/io.h> +#include <asm/arch/am35x_def.h> + +/* + * Initializes on-chip ethernet controllers. + * to override, implement board_eth_init() + */ +int cpu_eth_init(bd_t *bis) +{ + u32 reset; + + /* ensure that the module is out of reset */ + reset = readl(&am35x_scm_general_regs->ip_sw_reset); + reset &= ~CPGMACSS_SW_RST; + writel(reset, &am35x_scm_general_regs->ip_sw_reset); + + return davinci_emac_initialize(); +} diff --git a/arch/arm/cpu/armv7/omap3/lowlevel_init.S b/arch/arm/cpu/armv7/omap3/lowlevel_init.S index a308ebd..2f6930b 100644 --- a/arch/arm/cpu/armv7/omap3/lowlevel_init.S +++ b/arch/arm/cpu/armv7/omap3/lowlevel_init.S @@ -216,6 +216,14 @@ lowlevel_init: ldr sp, SRAM_STACK str ip, [sp] /* stash old link register */ mov ip, lr /* save link reg across call */ +#if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_ONENAND_BOOT) +/* + * No need to copy/exec the clock code - DPLL adjust already done + * in NAND/oneNAND Boot. + */ + ldr r1, =SRAM_CLK_CODE + bl cpy_clk_code +#endif /* NAND Boot */ bl s_init /* go setup pll, mux, memory */ ldr ip, [sp] /* restore save ip */ mov lr, ip /* restore link reg */ diff --git a/arch/arm/cpu/armv7/omap3/mem.c b/arch/arm/cpu/armv7/omap3/mem.c index a01c303..2fe5ac7 100644 --- a/arch/arm/cpu/armv7/omap3/mem.c +++ b/arch/arm/cpu/armv7/omap3/mem.c @@ -86,6 +86,7 @@ u32 mem_ok(u32 cs) writel(0x0, addr + 4); /* remove pattern off the bus */ val1 = readl(addr + 0x400); /* get pos A value */ val2 = readl(addr); /* get val2 */ + writel(0x0, addr + 0x400); /* clear pos A */ if ((val1 != 0) || (val2 != pattern)) /* see if pos A val changed */ return 0; @@ -105,9 +106,15 @@ void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base, writel(gpmc_config[3], &cs->config4); writel(gpmc_config[4], &cs->config5); writel(gpmc_config[5], &cs->config6); - /* Enable the config */ - writel((((size & 0xF) << 8) | ((base >> 24) & 0x3F) | - (1 << 6)), &cs->config7); + + /* + * Enable the config. size is the CS size and goes in + * bits 11:8. We set bit 6 to enable this CS and the base + * address goes into bits 5:0. + */ + writel((size << 8) | (GPMC_CS_ENABLE << 6) | + ((base >> 24) & GPMC_BASEADDR_MASK), + &cs->config7); sdelay(2000); } diff --git a/arch/arm/cpu/armv7/omap3/sdrc.c b/arch/arm/cpu/armv7/omap3/sdrc.c index 0dd1955..a27b4b1 100644 --- a/arch/arm/cpu/armv7/omap3/sdrc.c +++ b/arch/arm/cpu/armv7/omap3/sdrc.c @@ -58,10 +58,9 @@ u32 is_mem_sdr(void) /* * make_cs1_contiguous - - * - For es2 and above remap cs1 behind cs0 to allow command line - * mem=xyz use all memory with out discontinuous support compiled in. - * Could do it at the ATAG, but there really is two banks... - * - Called as part of 2nd phase DDR init. + * - When we have CS1 populated we want to have it mapped after cs0 to allow + * command line mem=xyz use all memory with out discontinuous support + * compiled in. We could do it in the ATAG, but there really is two banks... */ void make_cs1_contiguous(void) { @@ -109,15 +108,58 @@ u32 get_sdr_cs_offset(u32 cs) } /* + * write_sdrc_timings - + * - Takes CS and associated timings and initalize SDRAM + * - Test CS to make sure it's OK for use + */ +static void write_sdrc_timings(u32 cs, struct sdrc_actim *sdrc_actim_base, + u32 mcfg, u32 ctrla, u32 ctrlb, u32 rfr_ctrl, u32 mr) +{ + /* Setup timings we got from the board. */ + writel(mcfg, &sdrc_base->cs[cs].mcfg); + writel(ctrla, &sdrc_actim_base->ctrla); + writel(ctrlb, &sdrc_actim_base->ctrlb); + writel(rfr_ctrl, &sdrc_base->cs[cs].rfr_ctrl); + writel(CMD_NOP, &sdrc_base->cs[cs].manual); + writel(CMD_PRECHARGE, &sdrc_base->cs[cs].manual); + writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual); + writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual); + writel(mr, &sdrc_base->cs[cs].mr); + + /* + * Test ram in this bank + * Disable if bad or not present + */ + if (!mem_ok(cs)) + writel(0, &sdrc_base->cs[cs].mcfg); +} + +/* * do_sdrc_init - - * - Initialize the SDRAM for use. - * - code called once in C-Stack only context for CS0 and a possible 2nd - * time depending on memory configuration from stack+global context + * - Code called once in C-Stack only context for CS0 and with early being + * true and a possible 2nd time depending on memory configuration from + * stack+global context. */ void do_sdrc_init(u32 cs, u32 early) { struct sdrc_actim *sdrc_actim_base0, *sdrc_actim_base1; + u32 mcfg, ctrla, ctrlb, rfr_ctrl, mr; + + sdrc_actim_base0 = (struct sdrc_actim *)SDRC_ACTIM_CTRL0_BASE; + sdrc_actim_base1 = (struct sdrc_actim *)SDRC_ACTIM_CTRL1_BASE; + /* + * When called in the early context this may be SPL and we will + * need to set all of the timings. This ends up being board + * specific so we call a helper function to take care of this + * for us. Otherwise, to be safe, we need to copy the settings + * from the first bank to the second. We will setup CS0, + * then set cs_cfg to the appropriate value then try and + * setup CS1. + */ +#ifdef CONFIG_SPL_BUILD + get_board_mem_timings(&mcfg, &ctrla, &ctrlb, &rfr_ctrl, &mr); +#endif if (early) { /* reset sdrc controller */ writel(SOFTRESET, &sdrc_base->sysconfig); @@ -128,73 +170,38 @@ void do_sdrc_init(u32 cs, u32 early) /* setup sdrc to ball mux */ writel(SDRC_SHARING, &sdrc_base->sharing); - /* Disable Power Down of CKE cuz of 1 CKE on combo part */ + /* Disable Power Down of CKE because of 1 CKE on combo part */ writel(WAKEUPPROC | SRFRONRESET | PAGEPOLICY_HIGH, &sdrc_base->power); writel(ENADLL | DLLPHASE_90, &sdrc_base->dlla_ctrl); sdelay(0x20000); - } - -/* As long as V_MCFG and V_RFR_CTRL is not defined for all OMAP3 boards we need - * to prevent this to be build in non-SPL build */ #ifdef CONFIG_SPL_BUILD - /* If we use a SPL there is no x-loader nor config header so we have - * to do the job ourselfs - */ - if (cs == CS0) { - sdrc_actim_base0 = (struct sdrc_actim *)SDRC_ACTIM_CTRL0_BASE; - - /* General SDRC config */ - writel(V_MCFG, &sdrc_base->cs[cs].mcfg); - writel(V_RFR_CTRL, &sdrc_base->cs[cs].rfr_ctrl); - - /* AC timings */ - writel(V_ACTIMA_165, &sdrc_actim_base0->ctrla); - writel(V_ACTIMB_165, &sdrc_actim_base0->ctrlb); - - /* Initialize */ - writel(CMD_NOP, &sdrc_base->cs[cs].manual); - writel(CMD_PRECHARGE, &sdrc_base->cs[cs].manual); - writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual); - writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual); + write_sdrc_timings(CS0, sdrc_actim_base0, mcfg, ctrla, ctrlb, + rfr_ctrl, mr); + make_cs1_contiguous(); + write_sdrc_timings(CS0, sdrc_actim_base1, mcfg, ctrla, ctrlb, + rfr_ctrl, mr); +#endif - writel(V_MR, &sdrc_base->cs[cs].mr); } -#endif /* - * SDRC timings are set up by x-load or config header - * We don't need to redo them here. - * Older x-loads configure only CS0 - * configure CS1 to handle this ommission + * If we aren't using SPL we have been loaded by some + * other means which may not have correctly initialized + * both CS0 and CS1 (such as some older versions of x-loader) + * so we may be asked now to setup CS1. */ if (cs == CS1) { - sdrc_actim_base0 = (struct sdrc_actim *)SDRC_ACTIM_CTRL0_BASE; - sdrc_actim_base1 = (struct sdrc_actim *)SDRC_ACTIM_CTRL1_BASE; - writel(readl(&sdrc_base->cs[CS0].mcfg), - &sdrc_base->cs[CS1].mcfg); - writel(readl(&sdrc_base->cs[CS0].rfr_ctrl), - &sdrc_base->cs[CS1].rfr_ctrl); - writel(readl(&sdrc_actim_base0->ctrla), - &sdrc_actim_base1->ctrla); - writel(readl(&sdrc_actim_base0->ctrlb), - &sdrc_actim_base1->ctrlb); - - writel(CMD_NOP, &sdrc_base->cs[cs].manual); - writel(CMD_PRECHARGE, &sdrc_base->cs[cs].manual); - writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual); - writel(CMD_AUTOREFRESH, &sdrc_base->cs[cs].manual); - writel(readl(&sdrc_base->cs[CS0].mr), - &sdrc_base->cs[CS1].mr); - } + mcfg = readl(&sdrc_base->cs[CS0].mcfg), + rfr_ctrl = readl(&sdrc_base->cs[CS0].rfr_ctrl); + ctrla = readl(&sdrc_actim_base0->ctrla), + ctrlb = readl(&sdrc_actim_base0->ctrlb); + mr = readl(&sdrc_base->cs[CS0].mr); + write_sdrc_timings(cs, sdrc_actim_base1, mcfg, ctrla, ctrlb, + rfr_ctrl, mr); - /* - * Test ram in this bank - * Disable if bad or not present - */ - if (!mem_ok(cs)) - writel(0, &sdrc_base->cs[cs].mcfg); + } } /* @@ -207,16 +214,16 @@ int dram_init(void) size0 = get_sdr_cs_size(CS0); /* - * If a second bank of DDR is attached to CS1 this is - * where it can be started. Early init code will init - * memory on CS0. + * We always need to have cs_cfg point at where the second + * bank would be, if present. Failure to do so can lead to + * strange situations where memory isn't detected and + * configured correctly. CS0 will already have been setup + * at this point. */ - if ((sysinfo.mtype == DDR_COMBO) || (sysinfo.mtype == DDR_STACKED)) { - do_sdrc_init(CS1, NOT_EARLY); - make_cs1_contiguous(); + make_cs1_contiguous(); + do_sdrc_init(CS1, NOT_EARLY); + size1 = get_sdr_cs_size(CS1); - size1 = get_sdr_cs_size(CS1); - } gd->ram_size = size0 + size1; return 0; diff --git a/arch/arm/cpu/armv7/omap3/spl_id_nand.c b/arch/arm/cpu/armv7/omap3/spl_id_nand.c new file mode 100644 index 0000000..0871fc9 --- /dev/null +++ b/arch/arm/cpu/armv7/omap3/spl_id_nand.c @@ -0,0 +1,87 @@ +/* + * (C) Copyright 2011 + * Texas Instruments, <www.ti.com> + * + * Author : + * Tom Rini <trini@ti.com> + * + * Initial Code from: + * Richard Woodruff <r-woodruff2@ti.com> + * Jian Zhang <jzhang@ti.com> + * + * 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 + */ + +#include <common.h> +#include <linux/mtd/nand.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/mem.h> + +static struct gpmc *gpmc_config = (struct gpmc *)GPMC_BASE; + +/* nand_command: Send a flash command to the flash chip */ +static void nand_command(u8 command) +{ + writeb(command, &gpmc_config->cs[0].nand_cmd); + + if (command == NAND_CMD_RESET) { + unsigned char ret_val; + writeb(NAND_CMD_STATUS, &gpmc_config->cs[0].nand_cmd); + do { + /* Wait until ready */ + ret_val = readl(&gpmc_config->cs[0].nand_dat); + } while ((ret_val & NAND_STATUS_READY) != NAND_STATUS_READY); + } +} + +/* + * Many boards will want to know the results of the NAND_CMD_READID command + * in order to decide what to do about DDR initialization. This function + * allows us to do that very early and to pass those results back to the + * board so it can make whatever decisions need to be made. + */ +void identify_nand_chip(int *mfr, int *id) +{ + /* Make sure that we have setup GPMC for NAND correctly. */ + writel(M_NAND_GPMC_CONFIG1, &gpmc_config->cs[0].config1); + writel(M_NAND_GPMC_CONFIG2, &gpmc_config->cs[0].config2); + writel(M_NAND_GPMC_CONFIG3, &gpmc_config->cs[0].config3); + writel(M_NAND_GPMC_CONFIG4, &gpmc_config->cs[0].config4); + writel(M_NAND_GPMC_CONFIG5, &gpmc_config->cs[0].config5); + writel(M_NAND_GPMC_CONFIG6, &gpmc_config->cs[0].config6); + + /* + * Enable the config. The CS size goes in bits 11:8. We set + * bit 6 to enable the CS and the base address goes into bits 5:0. + */ + writel((GPMC_SIZE_128M << 8) | (GPMC_CS_ENABLE << 6) | + ((NAND_BASE >> 24) & GPMC_BASEADDR_MASK), + &gpmc_config->cs[0].config7); + + sdelay(2000); + + /* Issue a RESET and then READID */ + nand_command(NAND_CMD_RESET); + nand_command(NAND_CMD_READID); + + /* Set the address to read to 0x0 */ + writeb(0x0, &gpmc_config->cs[0].nand_adr); + + /* Read off the manufacturer and device id. */ + *mfr = readb(&gpmc_config->cs[0].nand_dat); + *id = readb(&gpmc_config->cs[0].nand_dat); +} diff --git a/arch/arm/cpu/armv7/omap4/hwinit.c b/arch/arm/cpu/armv7/omap4/hwinit.c index 52c9b19..37a86b4 100644 --- a/arch/arm/cpu/armv7/omap4/hwinit.c +++ b/arch/arm/cpu/armv7/omap4/hwinit.c @@ -105,7 +105,12 @@ void do_io_settings(void) &ctrl->control_ldosram_core_voltage_ctrl); } - if (!readl(&ctrl->control_efuse_1)) + /* + * Over-ride the register + * i. unconditionally for all 4430 + * ii. only if un-trimmed for 4460 + */ + if ((omap4_rev < OMAP4460_ES1_0) || !readl(&ctrl->control_efuse_1)) writel(CONTROL_EFUSE_1_OVERRIDE, &ctrl->control_efuse_1); if (!readl(&ctrl->control_efuse_2)) @@ -146,7 +151,15 @@ void init_omap_revision(void) *omap4_revision = OMAP4430_ES2_3; break; case MIDR_CORTEX_A9_R2P10: - *omap4_revision = OMAP4460_ES1_0; + switch (readl(CONTROL_ID_CODE)) { + case OMAP4460_CONTROL_ID_CODE_ES1_1: + *omap4_revision = OMAP4460_ES1_1; + break; + case OMAP4460_CONTROL_ID_CODE_ES1_0: + default: + *omap4_revision = OMAP4460_ES1_0; + break; + } break; default: *omap4_revision = OMAP4430_SILICON_ID_INVALID; diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S index db8e9d2..d23dc9d 100644 --- a/arch/arm/cpu/armv7/start.S +++ b/arch/arm/cpu/armv7/start.S @@ -32,6 +32,7 @@ #include <asm-offsets.h> #include <config.h> #include <version.h> +#include <asm/system.h> .globl _start _start: b reset @@ -143,29 +144,22 @@ reset: orr r0, r0, #0xd3 msr cpsr,r0 -#if defined(CONFIG_OMAP34XX) - /* Copy vectors to mask ROM indirect addr */ - adr r0, _start @ r0 <- current position of code - add r0, r0, #4 @ skip reset vector - mov r2, #64 @ r2 <- size to copy - add r2, r0, r2 @ r2 <- source end address - mov r1, #SRAM_OFFSET0 @ build vect addr - mov r3, #SRAM_OFFSET1 - add r1, r1, r3 - mov r3, #SRAM_OFFSET2 - add r1, r1, r3 -next: - ldmia r0!, {r3 - r10} @ copy from source address [r0] - stmia r1!, {r3 - r10} @ copy to target address [r1] - cmp r0, r2 @ until source end address [r2] - bne next @ loop until equal */ -#if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_ONENAND_BOOT) - /* No need to copy/exec the clock code - DPLL adjust already done - * in NAND/oneNAND Boot. - */ - bl cpy_clk_code @ put dpll adjust code behind vectors -#endif /* NAND Boot */ +/* + * Setup vector: + * (OMAP4 spl TEXT_BASE is not 32 byte aligned. + * Continue to use ROM code vector only in OMAP4 spl) + */ +#if !(defined(CONFIG_OMAP44XX) && defined(CONFIG_SPL_BUILD)) + /* Set V=0 in CP15 SCTRL register - for VBAR to point to vector */ + mrc p15, 0, r0, c1, c0, 0 @ Read CP15 SCTRL Register + bic r0, #CR_V @ V = 0 + mcr p15, 0, r0, c1, c0, 0 @ Write CP15 SCTRL Register + + /* Set vector address in CP15 VBAR register */ + ldr r0, =_start + mcr p15, 0, r0, c12, c0, 0 @Set VBAR #endif + /* the mask ROM code should have PLL and others stable */ #ifndef CONFIG_SKIP_LOWLEVEL_INIT bl cpu_init_crit diff --git a/arch/arm/cpu/pxa/Makefile b/arch/arm/cpu/pxa/Makefile index e8b59a3..e088832 100644 --- a/arch/arm/cpu/pxa/Makefile +++ b/arch/arm/cpu/pxa/Makefile @@ -27,7 +27,12 @@ LIB = $(obj)lib$(CPU).o START = start.o -COBJS += cpu.o +COBJS-$(CONFIG_CPU_PXA25X) = pxa2xx.o +COBJS-$(CONFIG_CPU_PXA27X) = pxa2xx.o + +COBJS-y += cpuinfo.o + +COBJS = $(COBJS-y) COBJS += pxafb.o COBJS += timer.o COBJS += usb.o diff --git a/arch/arm/cpu/pxa/cpuinfo.c b/arch/arm/cpu/pxa/cpuinfo.c new file mode 100644 index 0000000..f1cdd40 --- /dev/null +++ b/arch/arm/cpu/pxa/cpuinfo.c @@ -0,0 +1,132 @@ +/* + * PXA CPU information display + * + * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> + * + * 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 + */ + +#include <common.h> +#include <asm/io.h> +#include <errno.h> +#include <linux/compiler.h> + +#define CPU_MASK_PXA_REVID 0x00f + +#define CPU_MASK_PXA_PRODID 0x3f0 +#define CPU_VALUE_PXA25X 0x100 +#define CPU_VALUE_PXA27X 0x110 + +static uint32_t pxa_get_cpuid(void) +{ + uint32_t cpuid; + asm volatile("mrc p15, 0, %0, c0, c0, 0" : "=r"(cpuid)); + return cpuid; +} + +int cpu_is_pxa25x(void) +{ + uint32_t id = pxa_get_cpuid(); + id &= CPU_MASK_PXA_PRODID; + return id == CPU_VALUE_PXA25X; +} + +int cpu_is_pxa27x(void) +{ + uint32_t id = pxa_get_cpuid(); + id &= CPU_MASK_PXA_PRODID; + return id == CPU_VALUE_PXA27X; +} + +#ifdef CONFIG_DISPLAY_CPUINFO +static const char *pxa25x_get_revision(void) +{ + static __maybe_unused const char * const revs_25x[] = { "A0" }; + static __maybe_unused const char * const revs_26x[] = { + "A0", "B0", "B1" + }; + static const char *unknown = "Unknown"; + uint32_t id; + + if (!cpu_is_pxa25x()) + return unknown; + + id = pxa_get_cpuid() & CPU_MASK_PXA_REVID; + +/* PXA26x is a sick special case as it can't be told apart from PXA25x :-( */ +#ifdef CONFIG_CPU_PXA26X + switch (id) { + case 3: return revs_26x[0]; + case 5: return revs_26x[1]; + case 6: return revs_26x[2]; + } +#else + if (id == 6) + return revs_25x[0]; +#endif + return unknown; +} + +static const char *pxa27x_get_revision(void) +{ + static const char *const rev[] = { "A0", "A1", "B0", "B1", "C0", "C5" }; + static const char *unknown = "Unknown"; + uint32_t id; + + if (!cpu_is_pxa27x()) + return unknown; + + id = pxa_get_cpuid() & CPU_MASK_PXA_REVID; + + if ((id == 5) || (id == 6) || (id > 7)) + return unknown; + + /* Cap the special PXA270 C5 case. */ + if (id == 7) + id = 5; + + return rev[id]; +} + +static int print_cpuinfo_pxa2xx(void) +{ + if (cpu_is_pxa25x()) { + puts("Marvell PXA25x rev. "); + puts(pxa25x_get_revision()); + } else if (cpu_is_pxa27x()) { + puts("Marvell PXA27x rev. "); + puts(pxa27x_get_revision()); + } else + return -EINVAL; + + puts("\n"); + + return 0; +} + +int print_cpuinfo(void) +{ + int ret; + + puts("CPU: "); + + ret = print_cpuinfo_pxa2xx(); + if (!ret) + return ret; + + return ret; +} +#endif diff --git a/arch/arm/cpu/pxa/cpu.c b/arch/arm/cpu/pxa/pxa2xx.c index df351c7..09e8177 100644 --- a/arch/arm/cpu/pxa/cpu.c +++ b/arch/arm/cpu/pxa/pxa2xx.c @@ -26,88 +26,52 @@ * MA 02111-1307 USA */ -/* - * CPU specific code - */ - #include <asm/io.h> #include <asm/system.h> #include <command.h> #include <common.h> #include <asm/arch/pxa-regs.h> -static void cache_flush(void); +/* Flush I/D-cache */ +static void cache_flush(void) +{ + unsigned long i = 0; -int cleanup_before_linux (void) + asm ("mcr p15, 0, %0, c7, c5, 0" : : "r" (i)); +} + +int cleanup_before_linux(void) { /* - * this function is called just before we call linux - * it prepares the processor for linux - * - * just disable everything that can disturb booting linux + * This function is called just before we call Linux. It prepares + * the processor for Linux by just disabling everything that can + * disturb booting Linux. */ - disable_interrupts (); - - /* turn off I-cache */ + disable_interrupts(); icache_disable(); dcache_disable(); - - /* flush I-cache */ cache_flush(); - return (0); -} - -/* flush I/D-cache */ -static void cache_flush (void) -{ - unsigned long i = 0; - - asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (i)); -} - -#ifndef CONFIG_CPU_MONAHANS -void set_GPIO_mode(int gpio_mode) -{ - int gpio = gpio_mode & GPIO_MD_MASK_NR; - int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8; - int val; - - /* This below changes direction setting of GPIO "gpio" */ - val = readl(GPDR(gpio)); - - if (gpio_mode & GPIO_MD_MASK_DIR) - val |= GPIO_bit(gpio); - else - val &= ~GPIO_bit(gpio); - - writel(val, GPDR(gpio)); - - /* This below updates only AF of GPIO "gpio" */ - val = readl(GAFR(gpio)); - val &= ~(0x3 << (((gpio) & 0xf) * 2)); - val |= fn << (((gpio) & 0xf) * 2); - writel(val, GAFR(gpio)); + return 0; } -#endif /* CONFIG_CPU_MONAHANS */ void pxa_wait_ticks(int ticks) { writel(0, OSCR); while (readl(OSCR) < ticks) - asm volatile("":::"memory"); + asm volatile("" : : : "memory"); } inline void writelrb(uint32_t val, uint32_t addr) { writel(val, addr); - asm volatile("":::"memory"); + asm volatile("" : : : "memory"); readl(addr); - asm volatile("":::"memory"); + asm volatile("" : : : "memory"); } -void pxa_dram_init(void) +void pxa2xx_dram_init(void) { uint32_t tmp; int i; @@ -201,7 +165,7 @@ void pxa_dram_init(void) */ for (i = 9; i >= 0; i--) { writel(i, 0xa0000000); - asm volatile("":::"memory"); + asm volatile("" : : : "memory"); } /* * 9) Write MDCNFG with enable bits asserted (MDCNFG:DEx set to 1). @@ -234,21 +198,21 @@ void pxa_gpio_setup(void) writel(CONFIG_SYS_GPSR0_VAL, GPSR0); writel(CONFIG_SYS_GPSR1_VAL, GPSR1); writel(CONFIG_SYS_GPSR2_VAL, GPSR2); -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) writel(CONFIG_SYS_GPSR3_VAL, GPSR3); #endif writel(CONFIG_SYS_GPCR0_VAL, GPCR0); writel(CONFIG_SYS_GPCR1_VAL, GPCR1); writel(CONFIG_SYS_GPCR2_VAL, GPCR2); -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) writel(CONFIG_SYS_GPCR3_VAL, GPCR3); #endif writel(CONFIG_SYS_GPDR0_VAL, GPDR0); writel(CONFIG_SYS_GPDR1_VAL, GPDR1); writel(CONFIG_SYS_GPDR2_VAL, GPDR2); -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) writel(CONFIG_SYS_GPDR3_VAL, GPDR3); #endif @@ -258,7 +222,7 @@ void pxa_gpio_setup(void) writel(CONFIG_SYS_GAFR1_U_VAL, GAFR1_U); writel(CONFIG_SYS_GAFR2_L_VAL, GAFR2_L); writel(CONFIG_SYS_GAFR2_U_VAL, GAFR2_U); -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) writel(CONFIG_SYS_GAFR3_L_VAL, GAFR3_L); writel(CONFIG_SYS_GAFR3_U_VAL, GAFR3_U); #endif @@ -270,7 +234,7 @@ void pxa_interrupt_setup(void) { writel(0, ICLR); writel(0, ICMR); -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) writel(0, ICLR2); writel(0, ICMR2); #endif @@ -278,18 +242,14 @@ void pxa_interrupt_setup(void) void pxa_clock_setup(void) { -#ifndef CONFIG_CPU_MONAHANS writel(CONFIG_SYS_CKEN, CKEN); writel(CONFIG_SYS_CCCR, CCCR); - asm volatile("mcr p14, 0, %0, c6, c0, 0"::"r"(2)); -#else -/* Set CKENA/CKENB/ACCR for MH */ -#endif + asm volatile("mcr p14, 0, %0, c6, c0, 0" : : "r"(2)); /* enable the 32Khz oscillator for RTC and PowerManager */ writel(OSCC_OON, OSCC); - while(!(readl(OSCC) & OSCC_OOK)) - asm volatile("":::"memory"); + while (!(readl(OSCC) & OSCC_OOK)) + asm volatile("" : : : "memory"); } void pxa_wakeup(void) @@ -302,17 +262,16 @@ void pxa_wakeup(void) /* Wakeup */ if (rcsr & RCSR_SMR) { writel(PSSR_PH, PSSR); - pxa_dram_init(); + pxa2xx_dram_init(); icache_disable(); dcache_disable(); - asm volatile("mov pc, %0"::"r"(readl(PSPR))); + asm volatile("mov pc, %0" : : "r"(readl(PSPR))); } } int arch_cpu_init(void) { pxa_gpio_setup(); -/* pxa_wait_ticks(0x8000); */ pxa_wakeup(); pxa_interrupt_setup(); pxa_clock_setup(); @@ -321,10 +280,22 @@ int arch_cpu_init(void) void i2c_clk_enable(void) { - /* set the global I2C clock on */ -#ifdef CONFIG_CPU_MONAHANS - writel(readl(CKENB) | (CKENB_4_I2C), CKENB); -#else + /* Set the global I2C clock on */ writel(readl(CKEN) | CKEN14_I2C, CKEN); -#endif +} + +void reset_cpu(ulong ignored) __attribute__((noreturn)); + +void reset_cpu(ulong ignored) +{ + uint32_t tmp; + + setbits_le32(OWER, OWER_WME); + + tmp = readl(OSCR); + tmp += 0x1000; + writel(tmp, OSMR3); + + for (;;) + ; } diff --git a/arch/arm/cpu/pxa/start.S b/arch/arm/cpu/pxa/start.S index 6191a73..ba0de8f 100644 --- a/arch/arm/cpu/pxa/start.S +++ b/arch/arm/cpu/pxa/start.S @@ -1,14 +1,20 @@ /* - * armboot - Startup Code for XScale + * armboot - Startup Code for XScale CPU-core * * Copyright (C) 1998 Dan Malek <dmalek@jlc.net> * Copyright (C) 1999 Magnus Damm <kieraypc01.p.y.kie.era.ericsson.se> * Copyright (C) 2000 Wolfgang Denk <wd@denx.de> * Copyright (C) 2001 Alex Zuepke <azu@sysgo.de> + * Copyright (C) 2001 Marius Groger <mag@sysgo.de> + * Copyright (C) 2002 Alex Zupke <azu@sysgo.de> + * Copyright (C) 2002 Gary Jennejohn <garyj@denx.de> * Copyright (C) 2002 Kyle Harris <kharris@nexus-tech.net> - * Copyright (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de> * Copyright (C) 2003 Kai-Uwe Bloem <kai-uwe.bloem@auerswald.de> - * Copyright (c) 2010 Marek Vasut <marek.vasut@gmail.com> + * Copyright (C) 2003 Kshitij <kshitij@ti.com> + * Copyright (C) 2003 Richard Woodruff <r-woodruff2@ti.com> + * Copyright (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de> + * Copyright (C) 2004 Texas Instruments <r-woodruff2@ti.com> + * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> * * See file CREDITS for list of people who contributed to this * project. @@ -32,14 +38,12 @@ #include <asm-offsets.h> #include <config.h> #include <version.h> -#include <asm/arch/pxa-regs.h> -/* takes care the CP15 update has taken place */ -.macro CPWAIT reg -mrc p15,0,\reg,c2,c0,0 -mov \reg,\reg -sub pc,pc,#4 -.endm +#ifdef CONFIG_CPU_PXA25X +#if ((CONFIG_SYS_INIT_SP_ADDR) != 0xfffff800) +#error "Init SP address must be set to 0xfffff800 for PXA250" +#endif +#endif .globl _start _start: b reset @@ -77,26 +81,38 @@ _data_abort: .word data_abort _not_used: .word not_used _irq: .word irq _fiq: .word fiq +_pad: .word 0x12345678 /* now 16*4=64 */ #endif /* CONFIG_SPL_BUILD */ +.global _end_vect +_end_vect: .balignl 16,0xdeadbeef - - /* + ************************************************************************* + * * Startup Code (reset vector) * - * do important init only if we don't start from RAM! - * - relocate armboot to RAM - * - setup stack - * - jump to second stage + * do important init only if we don't start from memory! + * setup Memory and board specific bits prior to relocation. + * relocate armboot to ram + * setup stack + * + ************************************************************************* */ .globl _TEXT_BASE _TEXT_BASE: +#ifdef CONFIG_SPL_BUILD + .word CONFIG_SPL_TEXT_BASE +#else .word CONFIG_SYS_TEXT_BASE +#endif /* * These are defined in the board-specific linker script. + * Subtracting _start from them lets the linker put their + * relative position in the executable instead of leaving + * them null. */ .globl _bss_start_ofs _bss_start_ofs: @@ -120,9 +136,8 @@ IRQ_STACK_START: .globl FIQ_STACK_START FIQ_STACK_START: .word 0x0badc0de -#endif /* CONFIG_USE_IRQ */ +#endif -#ifndef CONFIG_SPL_BUILD /* IRQ stack memory (calculated at run-time) + 8 bytes */ .globl IRQ_STACK_START_IN IRQ_STACK_START_IN: @@ -141,95 +156,23 @@ reset: orr r0,r0,#0xd3 msr cpsr,r0 - /* - * Enable MMU to use DCache as DRAM - */ - /* Domain access -- enable for all CPs */ - ldr r0, =0x0000ffff - mcr p15, 0, r0, c3, c0, 0 - - /* Point TTBR to MMU table */ - ldr r0, =mmu_table - adr r2, _start - orr r0, r2 - mcr p15, 0, r0, c2, c0, 0 - -/* !!! Hereby, check if the code is running from SRAM !!! */ -/* If the code is running from SRAM, alias SRAM to 0x0 to simulate NOR. The code - * is linked to 0x0 too, so this makes things easier. */ - cmp r2, #0x5c000000 - - ldreq r1, [r0] - orreq r1, r2 - streq r1, [r0] - - /* Kick in MMU, ICache, DCache, BTB */ - mrc p15, 0, r0, c1, c0, 0 - bic r0, #0x1b00 - bic r0, #0x0087 - orr r0, #0x1800 - orr r0, #0x0005 - mcr p15, 0, r0, c1, c0, 0 - CPWAIT r0 - - /* Unlock Icache, Dcache */ - mcr p15, 0, r0, c9, c1, 1 - mcr p15, 0, r0, c9, c2, 1 - - /* Flush Icache, Dcache, BTB */ - mcr p15, 0, r0, c7, c7, 0 - - /* Unlock I-TLB, D-TLB */ - mcr p15, 0, r0, c10, c4, 1 - mcr p15, 0, r0, c10, c8, 1 - - /* Flush TLB */ - mcr p15, 0, r0, c8, c7, 0 - /* Allocate 4096 bytes of Dcache as RAM */ - - /* Drain pending loads and stores */ - mcr p15, 0, r0, c7, c10, 4 - - mov r4, #0x00 - mov r5, #0x00 - mov r2, #0x01 - mcr p15, 0, r0, c9, c2, 0 - CPWAIT r0 - - /* 128 lines reserved (128 x 32bytes = 4096 bytes total) */ - mov r0, #128 - mov r1, #0xa0000000 -alloc: - mcr p15, 0, r1, c7, c2, 5 - /* Drain pending loads and stores */ - mcr p15, 0, r0, c7, c10, 4 - strd r4, [r1], #8 - strd r4, [r1], #8 - strd r4, [r1], #8 - strd r4, [r1], #8 - subs r0, #0x01 - bne alloc - /* Drain pending loads and stores */ - mcr p15, 0, r0, c7, c10, 4 - mov r2, #0x00 - mcr p15, 0, r2, c9, c2, 0 - CPWAIT r0 +#ifndef CONFIG_SKIP_LOWLEVEL_INIT + bl cpu_init_crit +#endif - /* Jump to 0x0 ( + offset) if running from SRAM */ - adr r0, zerojmp - bic r0, #0x5c000000 - mov pc, r0 -zerojmp: +#ifdef CONFIG_CPU_PXA25X + bl lock_cache_for_stack +#endif /* Set stackpointer in internal RAM to call board_init_f */ call_board_init_f: ldr sp, =(CONFIG_SYS_INIT_SP_ADDR) bic sp, sp, #7 /* 8-byte alignment for ABI compliance */ - ldr r0,=0x00000000 + ldr r0, =0x00000000 bl board_init_f /*------------------------------------------------------------------------------*/ - +#ifndef CONFIG_SPL_BUILD /* * void relocate_code (addr_sp, gd, addr_moni) * @@ -247,6 +190,11 @@ relocate_code: stack_setup: mov sp, r4 +/* Disable the Dcache RAM lock for stack now */ +#ifdef CONFIG_CPU_PXA25X + bl cpu_init_crit +#endif + adr r0, _start cmp r0, r6 beq clear_bss /* skip relocation */ @@ -254,13 +202,11 @@ stack_setup: ldr r3, _bss_start_ofs add r2, r0, r3 /* r2 <- source end address */ - stmfd sp!, {r0-r12} copy_loop: - ldmia r0!, {r3-r5, r7-r11} /* copy from source address [r0] */ - stmia r1!, {r3-r5, r7-r11} /* copy to target address [r1] */ + ldmia r0!, {r9-r10} /* copy from source address [r0] */ + stmia r1!, {r9-r10} /* copy to target address [r1] */ cmp r0, r2 /* until source end address [r2] */ blo copy_loop - ldmfd sp!, {r0-r12} #ifndef CONFIG_SPL_BUILD /* @@ -275,13 +221,13 @@ copy_loop: ldr r3, _rel_dyn_end_ofs /* r3 <- rel dyn end ofs */ add r3, r3, r0 /* r3 <- rel dyn end in FLASH */ fixloop: - ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */ - add r0, r9 /* r0 <- location to fix up in RAM */ + ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */ + add r0, r0, r9 /* r0 <- location to fix up in RAM */ ldr r1, [r2, #4] and r7, r1, #0xff - cmp r7, #23 /* relative fixup? */ + cmp r7, #23 /* relative fixup? */ beq fixrel - cmp r7, #2 /* absolute fixup? */ + cmp r7, #2 /* absolute fixup? */ beq fixabs /* ignore unknown type of fixup */ b fixnext @@ -298,10 +244,10 @@ fixrel: add r1, r1, r9 fixnext: str r1, [r0] - add r2, r2, #8 /* each rel.dyn entry is 8 bytes */ + add r2, r2, #8 /* each rel.dyn entry is 8 bytes */ cmp r2, r3 blo fixloop -#endif /* #ifndef CONFIG_SPL_BUILD */ +#endif clear_bss: #ifndef CONFIG_SPL_BUILD @@ -322,15 +268,16 @@ clbss_l:str r2, [r0] /* clear loop... */ * We are done. Do not return, instead branch to second part of board * initialization, now running from RAM. */ -#ifdef CONFIG_ONENAND_IPL - ldr r0, _start_oneboot_ofs +#ifdef CONFIG_ONENAND_SPL + ldr r0, _onenand_boot_ofs mov pc, r0 -_start_oneboot_ofs - : .word start_oneboot +_onenand_boot_ofs: + .word onenand_boot #else +jump_2_ram: ldr r0, _board_init_r_ofs - adr r1, _start + ldr r1, _TEXT_BASE add lr, r0, r1 add lr, lr, r9 /* setup parameters for board_init_r */ @@ -341,7 +288,7 @@ _start_oneboot_ofs _board_init_r_ofs: .word board_init_r - _start -#endif /* CONFIG_ONENAND_IPL */ +#endif _rel_dyn_start_ofs: .word __rel_dyn_start - _start @@ -349,43 +296,50 @@ _rel_dyn_end_ofs: .word __rel_dyn_end - _start _dynsym_start_ofs: .word __dynsym_start - _start - -#else /* CONFIG_SPL_BUILD */ - -/****************************************************************************/ -/* */ -/* the actual reset code for OneNAND IPL */ -/* */ -/****************************************************************************/ - -#ifndef CONFIG_PXA27X -#error OneNAND IPL is not supported on PXA25x and 26x due to lack of SRAM #endif +/* + ************************************************************************* + * + * CPU_init_critical registers + * + * setup important registers + * setup memory timing + * + ************************************************************************* + */ +#if !defined(CONFIG_SKIP_LOWLEVEL_INIT) || defined(CONFIG_CPU_PXA25X) +cpu_init_crit: + /* + * flush v4 I/D caches + */ + mov r0, #0 + mcr p15, 0, r0, c7, c7, 0 /* Invalidate I+D+BTB caches */ + mcr p15, 0, r0, c8, c7, 0 /* Invalidate Unified TLB */ -reset: - /* Set CPU to SVC32 mode */ - mrs r0,cpsr - bic r0,r0,#0x1f - orr r0,r0,#0x13 - msr cpsr,r0 - - /* Point stack at the end of SRAM and leave 32 words for abort-stack */ - ldr sp, =0x5c03ff80 - - /* Start OneNAND IPL */ - ldr pc, =start_oneboot + /* + * disable MMU stuff and caches + */ + mrc p15, 0, r0, c1, c0, 0 + bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS) + bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM) + orr r0, r0, #0x00000002 @ set bit 2 (A) Align + orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache + mcr p15, 0, r0, c1, c0, 0 -#endif /* CONFIG_SPL_BUILD */ + mov pc, lr /* back to my caller */ +#endif /* !CONFIG_SKIP_LOWLEVEL_INIT || CONFIG_CPU_PXA25X */ #ifndef CONFIG_SPL_BUILD -/****************************************************************************/ -/* */ -/* Interrupt handling */ -/* */ -/****************************************************************************/ - -/* IRQ stack frame */ - +/* + ************************************************************************* + * + * Interrupt handling + * + ************************************************************************* + */ +@ +@ IRQ stack frame. +@ #define S_FRAME_SIZE 72 #define S_OLD_R0 68 @@ -409,37 +363,36 @@ reset: #define S_R0 0 #define MODE_SVC 0x13 +#define I_BIT 0x80 - /* use bad_save_user_regs for abort/prefetch/undef/swi ... */ +/* + * use bad_save_user_regs for abort/prefetch/undef/swi ... + * use irq_save_user_regs / irq_restore_user_regs for IRQ/FIQ handling + */ .macro bad_save_user_regs - sub sp, sp, #S_FRAME_SIZE - stmia sp, {r0 - r12} /* Calling r0-r12 */ - add r8, sp, #S_PC + sub sp, sp, #S_FRAME_SIZE @ carve out a frame on current user stack + stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12 - ldr r2, IRQ_STACK_START_IN - ldmia r2, {r2 - r4} /* get pc, cpsr, old_r0 */ - add r0, sp, #S_FRAME_SIZE /* restore sp_SVC */ + ldr r2, IRQ_STACK_START_IN @ set base 2 words into abort stack + ldmia r2, {r2 - r3} @ get values for "aborted" pc and cpsr (into parm regs) + add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack add r5, sp, #S_SP mov r1, lr - stmia r5, {r0 - r4} /* save sp_SVC, lr_SVC, pc, cpsr, old_r */ - mov r0, sp + stmia r5, {r0 - r3} @ save sp_SVC, lr_SVC, pc, cpsr + mov r0, sp @ save current stack into r0 (param register) .endm - - /* use irq_save_user_regs / irq_restore_user_regs for */ - /* IRQ/FIQ handling */ - .macro irq_save_user_regs sub sp, sp, #S_FRAME_SIZE - stmia sp, {r0 - r12} /* Calling r0-r12 */ - add r8, sp, #S_PC - stmdb r8, {sp, lr}^ /* Calling SP, LR */ - str lr, [r8, #0] /* Save calling PC */ + stmia sp, {r0 - r12} @ Calling r0-r12 + add r8, sp, #S_PC @ !!!! R8 NEEDS to be saved !!!! a reserved stack spot would be good. + stmdb r8, {sp, lr}^ @ Calling SP, LR + str lr, [r8, #0] @ Save calling PC mrs r6, spsr - str r6, [r8, #4] /* Save CPSR */ - str r0, [r8, #8] /* Save OLD_R0 */ + str r6, [r8, #4] @ Save CPSR + str r0, [r8, #8] @ Save OLD_R0 mov r0, sp .endm @@ -452,16 +405,28 @@ reset: .endm .macro get_bad_stack - ldr r13, IRQ_STACK_START_IN @ setup our mode stack + ldr r13, IRQ_STACK_START_IN @ setup our mode stack (enter in banked mode) - str lr, [r13] @ save caller lr / spsr - mrs lr, spsr - str lr, [r13, #4] + str lr, [r13] @ save caller lr in position 0 of saved stack + mrs lr, spsr @ get the spsr + str lr, [r13, #4] @ save spsr in position 1 of saved stack mov r13, #MODE_SVC @ prepare SVC-Mode - msr spsr_c, r13 - mov lr, pc - movs pc, lr + @ msr spsr_c, r13 + msr spsr, r13 @ switch modes, make sure moves will execute + mov lr, pc @ capture return pc + movs pc, lr @ jump to next instruction & switch modes. + .endm + + .macro get_bad_stack_swi + sub r13, r13, #4 @ space on current stack for scratch reg. + str r0, [r13] @ save R0's value. + ldr r0, IRQ_STACK_START_IN @ get data regions start + str lr, [r0] @ save caller lr in position 0 of saved stack + mrs r0, spsr @ get the spsr + str lr, [r0, #4] @ save spsr in position 1 of saved stack + ldr r0, [r13] @ restore r0 + add r13, r13, #4 @ pop stack entry .endm .macro get_irq_stack @ setup IRQ stack @@ -471,21 +436,17 @@ reset: .macro get_fiq_stack @ setup FIQ stack ldr sp, FIQ_STACK_START .endm -#endif /* CONFIG_SPL_BUILD - - -/****************************************************************************/ -/* */ -/* exception handlers */ -/* */ -/****************************************************************************/ +#endif /* CONFIG_SPL_BUILD */ +/* + * exception handlers + */ #ifdef CONFIG_SPL_BUILD .align 5 do_hang: - ldr sp, _TEXT_BASE /* use 32 words abort stack */ + ldr sp, _TEXT_BASE /* use 32 words about stack */ bl hang /* hang and never return */ -#else +#else /* !CONFIG_SPL_BUILD */ .align 5 undefined_instruction: get_bad_stack @@ -494,7 +455,7 @@ undefined_instruction: .align 5 software_interrupt: - get_bad_stack + get_bad_stack_swi bad_save_user_regs bl do_software_interrupt @@ -528,11 +489,12 @@ irq: .align 5 fiq: get_fiq_stack - irq_save_user_regs /* someone ought to write a more */ - bl do_fiq /* effiction fiq_save_user_regs */ + /* someone ought to write a more effiction fiq_save_user_regs */ + irq_save_user_regs + bl do_fiq irq_restore_user_regs -#else /* !CONFIG_USE_IRQ */ +#else .align 5 irq: @@ -545,63 +507,99 @@ fiq: get_bad_stack bad_save_user_regs bl do_fiq + +#endif + .align 5 #endif /* CONFIG_SPL_BUILD */ -#endif /* CONFIG_USE_IRQ */ -/****************************************************************************/ -/* */ -/* Reset function: the PXA250 doesn't have a reset function, so we have to */ -/* perform a watchdog timeout for a soft reset. */ -/* */ -/****************************************************************************/ -/* Operating System Timer */ -.align 5 -.globl reset_cpu - /* FIXME: this code is PXA250 specific. How is this handled on */ - /* other XScale processors? */ +/* + * Enable MMU to use DCache as DRAM. + * + * This is useful on PXA25x and PXA26x in early bootstages, where there is no + * other possible memory available to hold stack. + */ +#ifdef CONFIG_CPU_PXA25X +.macro CPWAIT reg + mrc p15, 0, \reg, c2, c0, 0 + mov \reg, \reg + sub pc, pc, #4 +.endm +lock_cache_for_stack: + /* Domain access -- enable for all CPs */ + ldr r0, =0x0000ffff + mcr p15, 0, r0, c3, c0, 0 -reset_cpu: + /* Point TTBR to MMU table */ + ldr r0, =mmutable + mcr p15, 0, r0, c2, c0, 0 - /* We set OWE:WME (watchdog enable) and wait until timeout happens */ + /* Kick in MMU, ICache, DCache, BTB */ + mrc p15, 0, r0, c1, c0, 0 + bic r0, #0x1b00 + bic r0, #0x0087 + orr r0, #0x1800 + orr r0, #0x0005 + mcr p15, 0, r0, c1, c0, 0 + CPWAIT r0 - ldr r0, =OWER - ldr r1, [r0] - orr r1, r1, #0x0001 /* bit0: WME */ - str r1, [r0] + /* Unlock Icache, Dcache */ + mcr p15, 0, r0, c9, c1, 1 + mcr p15, 0, r0, c9, c2, 1 - /* OS timer does only wrap every 1165 seconds, so we have to set */ - /* the match register as well. */ + /* Flush Icache, Dcache, BTB */ + mcr p15, 0, r0, c7, c7, 0 - ldr r0, =OSCR - ldr r1, [r0] /* read OS timer */ - add r1, r1, #0x800 /* let OSMR3 match after */ - add r1, r1, #0x800 /* 4096*(1/3.6864MHz)=1ms */ - ldr r0, =OSMR3 - str r1, [r0] + /* Unlock I-TLB, D-TLB */ + mcr p15, 0, r0, c10, c4, 1 + mcr p15, 0, r0, c10, c8, 1 -reset_endless: + /* Flush TLB */ + mcr p15, 0, r0, c8, c7, 0 - b reset_endless + /* Allocate 4096 bytes of Dcache as RAM */ -#ifndef CONFIG_SPL_BUILD -.section .mmudata, "a" + /* Drain pending loads and stores */ + mcr p15, 0, r0, c7, c10, 4 + + mov r4, #0x00 + mov r5, #0x00 + mov r2, #0x01 + mcr p15, 0, r0, c9, c2, 0 + CPWAIT r0 + + /* 128 lines reserved (128 x 32bytes = 4096 bytes total) */ + mov r0, #128 + ldr r1, =0xfffff000 + +alloc: + mcr p15, 0, r1, c7, c2, 5 + /* Drain pending loads and stores */ + mcr p15, 0, r0, c7, c10, 4 + strd r4, [r1], #8 + strd r4, [r1], #8 + strd r4, [r1], #8 + strd r4, [r1], #8 + subs r0, #0x01 + bne alloc + /* Drain pending loads and stores */ + mcr p15, 0, r0, c7, c10, 4 + mov r2, #0x00 + mcr p15, 0, r2, c9, c2, 0 + CPWAIT r0 + + mov pc, lr + +.section .mmutable, "a" +mmutable: .align 14 - .globl mmu_table -mmu_table: - /* 0x00000000 - 0xa0000000 : 1:1, uncached mapping */ + /* 0x00000000 - 0xffe00000 : 1:1, uncached mapping */ .set __base, 0 - .rept 0xa00 + .rept 0xfff .word (__base << 20) | 0xc12 .set __base, __base + 1 .endr - /* 0xa0000000 - 0xa0100000 : 1:1, cached mapping */ - .word (0xa00 << 20) | 0x1c1e - - .set __base, 0xa01 - .rept 0x1000 - 0xa01 - .word (__base << 20) | 0xc12 - .set __base, __base + 1 - .endr -#endif /* CONFIG_SPL_BUILD */ + /* 0xfff00000 : 1:1, cached mapping */ + .word (0xfff << 20) | 0x1c1e +#endif /* CONFIG_CPU_PXA25X */ diff --git a/arch/arm/cpu/pxa/timer.c b/arch/arm/cpu/pxa/timer.c index 2866745..b7b0da9 100644 --- a/arch/arm/cpu/pxa/timer.c +++ b/arch/arm/cpu/pxa/timer.c @@ -1,11 +1,7 @@ /* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> + * Marvell PXA2xx/3xx timer driver * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> + * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> * * See file CREDITS for list of people who contributed to this * project. @@ -31,55 +27,63 @@ #include <common.h> #include <div64.h> -#ifdef CONFIG_USE_IRQ -#error: interrupts not implemented yet -#endif +DECLARE_GLOBAL_DATA_PTR; + +#define TIMER_LOAD_VAL 0xffffffff + +#define timestamp (gd->tbl) +#define lastinc (gd->lastinc) -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) -#define TIMER_FREQ_HZ 3250000 -#elif defined(CONFIG_PXA250) -#define TIMER_FREQ_HZ 3686400 +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#define TIMER_FREQ_HZ 3250000 +#elif defined(CONFIG_CPU_PXA25X) +#define TIMER_FREQ_HZ 3686400 #else #error "Timer frequency unknown - please config PXA CPU type" #endif -static inline unsigned long long tick_to_time(unsigned long long tick) +static unsigned long long tick_to_time(unsigned long long tick) { - tick *= CONFIG_SYS_HZ; - do_div(tick, TIMER_FREQ_HZ); - return tick; + return tick * CONFIG_SYS_HZ / TIMER_FREQ_HZ; } -static inline unsigned long long us_to_tick(unsigned long long us) +static unsigned long long us_to_tick(unsigned long long us) { - us = us * TIMER_FREQ_HZ + 999999; - do_div(us, 1000000); - return us; + return (us * TIMER_FREQ_HZ) / 1000000; } -int timer_init (void) +int timer_init(void) { writel(0, OSCR); - return 0; } -ulong get_timer (ulong base) -{ - return get_timer_masked () - base; -} - -void __udelay (unsigned long usec) +unsigned long long get_ticks(void) { - udelay_masked (usec); + /* Current tick value */ + uint32_t now = readl(OSCR); + + if (now >= lastinc) { + /* + * Normal mode (non roll) + * Move stamp forward with absolute diff ticks + */ + timestamp += (now - lastinc); + } else { + /* We have rollover of incrementer */ + timestamp += (TIMER_LOAD_VAL - lastinc) + now; + } + + lastinc = now; + return timestamp; } -ulong get_timer_masked (void) +ulong get_timer(ulong base) { - return tick_to_time(get_ticks()); + return tick_to_time(get_ticks()) - base; } -void udelay_masked (unsigned long usec) +void __udelay(unsigned long usec) { unsigned long long tmp; ulong tmo; @@ -89,25 +93,4 @@ void udelay_masked (unsigned long usec) while (get_ticks() < tmp) /* loop till event */ /*NOP*/; - -} - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On ARM it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return readl(OSCR); -} - -/* - * This function is derived from PowerPC code (timebase clock frequency). - * On ARM it returns the number of timer ticks per second. - */ -ulong get_tbclk (void) -{ - ulong tbclk; - tbclk = TIMER_FREQ_HZ; - return tbclk; } diff --git a/arch/arm/cpu/pxa/u-boot.lds b/arch/arm/cpu/pxa/u-boot.lds index e163369..e86e781 100644 --- a/arch/arm/cpu/pxa/u-boot.lds +++ b/arch/arm/cpu/pxa/u-boot.lds @@ -63,6 +63,12 @@ SECTIONS *(.dynsym) } + . = ALIGN(4096); + + .mmutable : { + *(.mmutable) + } + _end = .; .bss __rel_dyn_start (OVERLAY) : { diff --git a/arch/arm/cpu/pxa/usb.c b/arch/arm/cpu/pxa/usb.c index 0311d5e..83022e2 100644 --- a/arch/arm/cpu/pxa/usb.c +++ b/arch/arm/cpu/pxa/usb.c @@ -24,7 +24,7 @@ #include <common.h> #if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) -# if defined(CONFIG_CPU_MONAHANS) || defined(CONFIG_PXA27X) +# if defined(CONFIG_CPU_MONAHANS) || defined(CONFIG_CPU_PXA27X) #include <asm/arch/pxa-regs.h> #include <asm/io.h> @@ -37,7 +37,7 @@ int usb_cpu_init(void) writel(readl(CKENA) | CKENA_2_USBHOST | CKENA_20_UDC, CKENA); udelay(100); #endif -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) /* Enable USB host clock. */ writel(readl(CKEN) | CKEN10_USBHOST, CKEN); #endif @@ -58,7 +58,7 @@ int usb_cpu_init(void) #if defined(CONFIG_CPU_MONAHANS) writel(readl(UHCHR) & ~UHCHR_SSEP0, UHCHR); #endif -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) writel(readl(UHCHR) & ~UHCHR_SSEP2, UHCHR); #endif writel(readl(UHCHR) & ~(UHCHR_SSEP1 | UHCHR_SSE), UHCHR); @@ -78,7 +78,7 @@ int usb_cpu_stop(void) #if defined(CONFIG_CPU_MONAHANS) writel(readl(UHCHR) | UHCHR_SSEP0, UHCHR); #endif -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) writel(readl(UHCHR) | UHCHR_SSEP2, UHCHR); #endif writel(readl(UHCHR) | UHCHR_SSEP1 | UHCHR_SSE, UHCHR); @@ -88,7 +88,7 @@ int usb_cpu_stop(void) writel(readl(CKENA) & ~(CKENA_2_USBHOST | CKENA_20_UDC), CKENA); udelay(100); #endif -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) /* Disable USB host clock. */ writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN); #endif @@ -101,5 +101,5 @@ int usb_cpu_init_fail(void) return usb_cpu_stop(); } -# endif /* defined(CONFIG_CPU_MONAHANS) || defined(CONFIG_PXA27X) */ +# endif /* defined(CONFIG_CPU_MONAHANS) || defined(CONFIG_CPU_PXA27X) */ #endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) */ diff --git a/arch/arm/include/asm/arch-davinci/emac_defs.h b/arch/arm/include/asm/arch-davinci/emac_defs.h index ea52888..8a17de9 100644 --- a/arch/arm/include/asm/arch-davinci/emac_defs.h +++ b/arch/arm/include/asm/arch-davinci/emac_defs.h @@ -84,295 +84,6 @@ #define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */ #endif -/* Ethernet Min/Max packet size */ -#define EMAC_MIN_ETHERNET_PKT_SIZE 60 -#define EMAC_MAX_ETHERNET_PKT_SIZE 1518 -#define EMAC_PKT_ALIGN 18 /* 1518 + 18 = 1536 (packet aligned on 32 byte boundry) */ - -/* Number of RX packet buffers - * NOTE: Only 1 buffer supported as of now - */ -#define EMAC_MAX_RX_BUFFERS 10 - - -/*********************************************** - ******** Internally used macros *************** - ***********************************************/ - -#define EMAC_CH_TX 1 -#define EMAC_CH_RX 0 - -/* Each descriptor occupies 4 words, lets start RX desc's at 0 and - * reserve space for 64 descriptors max - */ -#define EMAC_RX_DESC_BASE 0x0 -#define EMAC_TX_DESC_BASE 0x1000 - -/* EMAC Teardown value */ -#define EMAC_TEARDOWN_VALUE 0xfffffffc - -/* MII Status Register */ -#define MII_STATUS_REG 1 - -/* Number of statistics registers */ -#define EMAC_NUM_STATS 36 - - -/* EMAC Descriptor */ -typedef volatile struct _emac_desc -{ - u_int32_t next; /* Pointer to next descriptor in chain */ - u_int8_t *buffer; /* Pointer to data buffer */ - u_int32_t buff_off_len; /* Buffer Offset(MSW) and Length(LSW) */ - u_int32_t pkt_flag_len; /* Packet Flags(MSW) and Length(LSW) */ -} emac_desc; - -/* CPPI bit positions */ -#define EMAC_CPPI_SOP_BIT (0x80000000) -#define EMAC_CPPI_EOP_BIT (0x40000000) -#define EMAC_CPPI_OWNERSHIP_BIT (0x20000000) -#define EMAC_CPPI_EOQ_BIT (0x10000000) -#define EMAC_CPPI_TEARDOWN_COMPLETE_BIT (0x08000000) -#define EMAC_CPPI_PASS_CRC_BIT (0x04000000) - -#define EMAC_CPPI_RX_ERROR_FRAME (0x03fc0000) - -#define EMAC_MACCONTROL_MIIEN_ENABLE (0x20) -#define EMAC_MACCONTROL_FULLDUPLEX_ENABLE (0x1) -#define EMAC_MACCONTROL_GIGABIT_ENABLE (1 << 7) -#define EMAC_MACCONTROL_GIGFORCE (1 << 17) -#define EMAC_MACCONTROL_RMIISPEED_100 (1 << 15) - -#define EMAC_MAC_ADDR_MATCH (1 << 19) -#define EMAC_MAC_ADDR_IS_VALID (1 << 20) - -#define EMAC_RXMBPENABLE_RXCAFEN_ENABLE (0x200000) -#define EMAC_RXMBPENABLE_RXBROADEN (0x2000) - - -#define MDIO_CONTROL_IDLE (0x80000000) -#define MDIO_CONTROL_ENABLE (0x40000000) -#define MDIO_CONTROL_FAULT_ENABLE (0x40000) -#define MDIO_CONTROL_FAULT (0x80000) -#define MDIO_USERACCESS0_GO (0x80000000) -#define MDIO_USERACCESS0_WRITE_READ (0x0) -#define MDIO_USERACCESS0_WRITE_WRITE (0x40000000) -#define MDIO_USERACCESS0_ACK (0x20000000) - -/* Ethernet MAC Registers Structure */ -typedef struct { - dv_reg TXIDVER; - dv_reg TXCONTROL; - dv_reg TXTEARDOWN; - u_int8_t RSVD0[4]; - dv_reg RXIDVER; - dv_reg RXCONTROL; - dv_reg RXTEARDOWN; - u_int8_t RSVD1[100]; - dv_reg TXINTSTATRAW; - dv_reg TXINTSTATMASKED; - dv_reg TXINTMASKSET; - dv_reg TXINTMASKCLEAR; - dv_reg MACINVECTOR; - u_int8_t RSVD2[12]; - dv_reg RXINTSTATRAW; - dv_reg RXINTSTATMASKED; - dv_reg RXINTMASKSET; - dv_reg RXINTMASKCLEAR; - dv_reg MACINTSTATRAW; - dv_reg MACINTSTATMASKED; - dv_reg MACINTMASKSET; - dv_reg MACINTMASKCLEAR; - u_int8_t RSVD3[64]; - dv_reg RXMBPENABLE; - dv_reg RXUNICASTSET; - dv_reg RXUNICASTCLEAR; - dv_reg RXMAXLEN; - dv_reg RXBUFFEROFFSET; - dv_reg RXFILTERLOWTHRESH; - u_int8_t RSVD4[8]; - dv_reg RX0FLOWTHRESH; - dv_reg RX1FLOWTHRESH; - dv_reg RX2FLOWTHRESH; - dv_reg RX3FLOWTHRESH; - dv_reg RX4FLOWTHRESH; - dv_reg RX5FLOWTHRESH; - dv_reg RX6FLOWTHRESH; - dv_reg RX7FLOWTHRESH; - dv_reg RX0FREEBUFFER; - dv_reg RX1FREEBUFFER; - dv_reg RX2FREEBUFFER; - dv_reg RX3FREEBUFFER; - dv_reg RX4FREEBUFFER; - dv_reg RX5FREEBUFFER; - dv_reg RX6FREEBUFFER; - dv_reg RX7FREEBUFFER; - dv_reg MACCONTROL; - dv_reg MACSTATUS; - dv_reg EMCONTROL; - dv_reg FIFOCONTROL; - dv_reg MACCONFIG; - dv_reg SOFTRESET; - u_int8_t RSVD5[88]; - dv_reg MACSRCADDRLO; - dv_reg MACSRCADDRHI; - dv_reg MACHASH1; - dv_reg MACHASH2; - dv_reg BOFFTEST; - dv_reg TPACETEST; - dv_reg RXPAUSE; - dv_reg TXPAUSE; - u_int8_t RSVD6[16]; - dv_reg RXGOODFRAMES; - dv_reg RXBCASTFRAMES; - dv_reg RXMCASTFRAMES; - dv_reg RXPAUSEFRAMES; - dv_reg RXCRCERRORS; - dv_reg RXALIGNCODEERRORS; - dv_reg RXOVERSIZED; - dv_reg RXJABBER; - dv_reg RXUNDERSIZED; - dv_reg RXFRAGMENTS; - dv_reg RXFILTERED; - dv_reg RXQOSFILTERED; - dv_reg RXOCTETS; - dv_reg TXGOODFRAMES; - dv_reg TXBCASTFRAMES; - dv_reg TXMCASTFRAMES; - dv_reg TXPAUSEFRAMES; - dv_reg TXDEFERRED; - dv_reg TXCOLLISION; - dv_reg TXSINGLECOLL; - dv_reg TXMULTICOLL; - dv_reg TXEXCESSIVECOLL; - dv_reg TXLATECOLL; - dv_reg TXUNDERRUN; - dv_reg TXCARRIERSENSE; - dv_reg TXOCTETS; - dv_reg FRAME64; - dv_reg FRAME65T127; - dv_reg FRAME128T255; - dv_reg FRAME256T511; - dv_reg FRAME512T1023; - dv_reg FRAME1024TUP; - dv_reg NETOCTETS; - dv_reg RXSOFOVERRUNS; - dv_reg RXMOFOVERRUNS; - dv_reg RXDMAOVERRUNS; - u_int8_t RSVD7[624]; - dv_reg MACADDRLO; - dv_reg MACADDRHI; - dv_reg MACINDEX; - u_int8_t RSVD8[244]; - dv_reg TX0HDP; - dv_reg TX1HDP; - dv_reg TX2HDP; - dv_reg TX3HDP; - dv_reg TX4HDP; - dv_reg TX5HDP; - dv_reg TX6HDP; - dv_reg TX7HDP; - dv_reg RX0HDP; - dv_reg RX1HDP; - dv_reg RX2HDP; - dv_reg RX3HDP; - dv_reg RX4HDP; - dv_reg RX5HDP; - dv_reg RX6HDP; - dv_reg RX7HDP; - dv_reg TX0CP; - dv_reg TX1CP; - dv_reg TX2CP; - dv_reg TX3CP; - dv_reg TX4CP; - dv_reg TX5CP; - dv_reg TX6CP; - dv_reg TX7CP; - dv_reg RX0CP; - dv_reg RX1CP; - dv_reg RX2CP; - dv_reg RX3CP; - dv_reg RX4CP; - dv_reg RX5CP; - dv_reg RX6CP; - dv_reg RX7CP; -} emac_regs; - -/* EMAC Wrapper Registers Structure */ -typedef struct { -#ifdef DAVINCI_EMAC_VERSION2 - dv_reg idver; - dv_reg softrst; - dv_reg emctrl; - dv_reg c0rxthreshen; - dv_reg c0rxen; - dv_reg c0txen; - dv_reg c0miscen; - dv_reg c1rxthreshen; - dv_reg c1rxen; - dv_reg c1txen; - dv_reg c1miscen; - dv_reg c2rxthreshen; - dv_reg c2rxen; - dv_reg c2txen; - dv_reg c2miscen; - dv_reg c0rxthreshstat; - dv_reg c0rxstat; - dv_reg c0txstat; - dv_reg c0miscstat; - dv_reg c1rxthreshstat; - dv_reg c1rxstat; - dv_reg c1txstat; - dv_reg c1miscstat; - dv_reg c2rxthreshstat; - dv_reg c2rxstat; - dv_reg c2txstat; - dv_reg c2miscstat; - dv_reg c0rximax; - dv_reg c0tximax; - dv_reg c1rximax; - dv_reg c1tximax; - dv_reg c2rximax; - dv_reg c2tximax; -#else - u_int8_t RSVD0[4100]; - dv_reg EWCTL; - dv_reg EWINTTCNT; -#endif -} ewrap_regs; - -/* EMAC MDIO Registers Structure */ -typedef struct { - dv_reg VERSION; - dv_reg CONTROL; - dv_reg ALIVE; - dv_reg LINK; - dv_reg LINKINTRAW; - dv_reg LINKINTMASKED; - u_int8_t RSVD0[8]; - dv_reg USERINTRAW; - dv_reg USERINTMASKED; - dv_reg USERINTMASKSET; - dv_reg USERINTMASKCLEAR; - u_int8_t RSVD1[80]; - dv_reg USERACCESS0; - dv_reg USERPHYSEL0; - dv_reg USERACCESS1; - dv_reg USERPHYSEL1; -} mdio_regs; - -int davinci_eth_phy_read(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t *data); -int davinci_eth_phy_write(u_int8_t phy_addr, u_int8_t reg_num, u_int16_t data); - -typedef struct -{ - char name[64]; - int (*init)(int phy_addr); - int (*is_phy_connected)(int phy_addr); - int (*get_link_speed)(int phy_addr); - int (*auto_negotiate)(int phy_addr); -} phy_t; - #define PHY_KSZ8873 (0x00221450) int ksz8873_is_phy_connected(int phy_addr); int ksz8873_get_link_speed(int phy_addr); diff --git a/arch/arm/include/asm/arch-davinci/hardware.h b/arch/arm/include/asm/arch-davinci/hardware.h index 3e9a3b6..dd89e84 100644 --- a/arch/arm/include/asm/arch-davinci/hardware.h +++ b/arch/arm/include/asm/arch-davinci/hardware.h @@ -480,6 +480,8 @@ struct davinci_syscfg_regs { #define davinci_syscfg_regs \ ((struct davinci_syscfg_regs *)DAVINCI_BOOTCFG_BASE) +#define pinmux(x) (&davinci_syscfg_regs->pinmux[x]) + /* Emulation suspend bits */ #define DAVINCI_SYSCFG_SUSPSRC_EMAC (1 << 5) #define DAVINCI_SYSCFG_SUSPSRC_I2C (1 << 16) @@ -586,4 +588,43 @@ static inline int get_async3_src(void) #include <asm/arch/syscfg_defs.h> #include <asm/arch/timer_defs.h> #endif + +struct davinci_rtc { + dv_reg second; + dv_reg minutes; + dv_reg hours; + dv_reg day; + dv_reg month; /* 0x10 */ + dv_reg year; + dv_reg dotw; + dv_reg resv1; + dv_reg alarmsecond; /* 0x20 */ + dv_reg alarmminute; + dv_reg alarmhour; + dv_reg alarmday; + dv_reg alarmmonth; /* 0x30 */ + dv_reg alarmyear; + dv_reg resv2[2]; + dv_reg ctrl; /* 0x40 */ + dv_reg status; + dv_reg irq; + dv_reg complsb; + dv_reg compmsb; /* 0x50 */ + dv_reg osc; + dv_reg resv3[2]; + dv_reg scratch0; /* 0x60 */ + dv_reg scratch1; + dv_reg scratch2; + dv_reg kick0r; + dv_reg kick1r; /* 0x70 */ +}; + +#define RTC_STATE_BUSY 0x01 +#define RTC_STATE_RUN 0x02 + +#define RTC_KICK0R_WE 0x130be783 +#define RTC_KICK1R_WE 0xe0f1a495 + +#define davinci_rtc_base ((struct davinci_rtc *)DAVINCI_RTC_BASE) + #endif /* __ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/include/asm/arch-davinci/pinmux_defs.h b/arch/arm/include/asm/arch-davinci/pinmux_defs.h new file mode 100644 index 0000000..07aceaa --- /dev/null +++ b/arch/arm/include/asm/arch-davinci/pinmux_defs.h @@ -0,0 +1,51 @@ +/* + * Pinmux configurations for the DAxxx SoCs + * + * Copyright (C) 2011 OMICRON electronics GmbH + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __ASM_ARCH_PINMUX_DEFS_H +#define __ASM_ARCH_PINMUX_DEFS_H + +#include <asm/arch/davinci_misc.h> + +/* SPI pin muxer settings */ +extern const struct pinmux_config spi1_pins_base[3]; +extern const struct pinmux_config spi1_pins_scs0[1]; + +/* UART pin muxer settings */ +extern const struct pinmux_config uart1_pins_txrx[2]; +extern const struct pinmux_config uart2_pins_txrx[2]; +extern const struct pinmux_config uart2_pins_rtscts[2]; + +/* EMAC pin muxer settings*/ +extern const struct pinmux_config emac_pins_rmii[7]; +extern const struct pinmux_config emac_pins_mii[15]; +extern const struct pinmux_config emac_pins_mdio[2]; + +/* I2C pin muxer settings */ +extern const struct pinmux_config i2c0_pins[2]; +extern const struct pinmux_config i2c1_pins[2]; + +/* EMIFA pin muxer settings */ +extern const struct pinmux_config emifa_pins_cs2[1]; +extern const struct pinmux_config emifa_pins_cs3[1]; +extern const struct pinmux_config emifa_pins_cs4[1]; +extern const struct pinmux_config emifa_pins_nand[12]; +extern const struct pinmux_config emifa_pins_nor[43]; + +#endif diff --git a/arch/arm/include/asm/arch-mx25/imx-regs.h b/arch/arm/include/asm/arch-mx25/imx-regs.h index eece138..7f9449b 100644 --- a/arch/arm/include/asm/arch-mx25/imx-regs.h +++ b/arch/arm/include/asm/arch-mx25/imx-regs.h @@ -180,8 +180,8 @@ struct aips_regs { #define IMX_I2C3_BASE (0x43F84000) #define IMX_CAN1_BASE (0x43F88000) #define IMX_CAN2_BASE (0x43F8C000) -#define IMX_UART1_BASE (0x43F90000) -#define IMX_UART2_BASE (0x43F94000) +#define UART1_BASE (0x43F90000) +#define UART2_BASE (0x43F94000) #define IMX_I2C2_BASE (0x43F98000) #define IMX_OWIRE_BASE (0x43F9C000) #define IMX_CSPI1_BASE (0x43FA4000) @@ -197,15 +197,15 @@ struct aips_regs { /* SPBA */ #define IMX_SPBA_BASE (0x50000000) #define IMX_CSPI3_BASE (0x50004000) -#define IMX_UART4_BASE (0x50008000) -#define IMX_UART3_BASE (0x5000C000) +#define UART4_BASE (0x50008000) +#define UART3_BASE (0x5000C000) #define IMX_CSPI2_BASE (0x50010000) #define IMX_SSI2_BASE (0x50014000) #define IMX_ESAI_BASE (0x50018000) #define IMX_ATA_DMA_BASE (0x50020000) #define IMX_SIM1_BASE (0x50024000) #define IMX_SIM2_BASE (0x50028000) -#define IMX_UART5_BASE (0x5002C000) +#define UART5_BASE (0x5002C000) #define IMX_TSC_BASE (0x50030000) #define IMX_SSI1_BASE (0x50034000) #define IMX_FEC_BASE (0x50038000) diff --git a/arch/arm/include/asm/arch-mx27/imx-regs.h b/arch/arm/include/asm/arch-mx27/imx-regs.h index 83ab216..ced5b2a 100644 --- a/arch/arm/include/asm/arch-mx27/imx-regs.h +++ b/arch/arm/include/asm/arch-mx27/imx-regs.h @@ -224,10 +224,10 @@ struct fuse_bank0_regs { #define IMX_TIM1_BASE (0x03000 + IMX_IO_BASE) #define IMX_TIM2_BASE (0x04000 + IMX_IO_BASE) #define IMX_TIM3_BASE (0x05000 + IMX_IO_BASE) -#define IMX_UART1_BASE (0x0a000 + IMX_IO_BASE) -#define IMX_UART2_BASE (0x0b000 + IMX_IO_BASE) -#define IMX_UART3_BASE (0x0c000 + IMX_IO_BASE) -#define IMX_UART4_BASE (0x0d000 + IMX_IO_BASE) +#define UART1_BASE (0x0a000 + IMX_IO_BASE) +#define UART2_BASE (0x0b000 + IMX_IO_BASE) +#define UART3_BASE (0x0c000 + IMX_IO_BASE) +#define UART4_BASE (0x0d000 + IMX_IO_BASE) #define IMX_I2C1_BASE (0x12000 + IMX_IO_BASE) #define IMX_GPIO_BASE (0x15000 + IMX_IO_BASE) #define IMX_TIM4_BASE (0x19000 + IMX_IO_BASE) diff --git a/arch/arm/include/asm/arch-mx28/dma.h b/arch/arm/include/asm/arch-mx28/dma.h index 7061e7c..52747e2 100644 --- a/arch/arm/include/asm/arch-mx28/dma.h +++ b/arch/arm/include/asm/arch-mx28/dma.h @@ -135,36 +135,11 @@ struct mxs_dma_chan { struct list_head done; }; -/* Hardware management ops */ -int mxs_dma_enable(int channel); -int mxs_dma_disable(int channel); -int mxs_dma_reset(int channel); -int mxs_dma_freeze(int channel); -int mxs_dma_unfreeze(int channel); -int mxs_dma_read_semaphore(int channel); -int mxs_dma_enable_irq(int channel, int enable); -int mxs_dma_irq_is_pending(int channel); -int mxs_dma_ack_irq(int channel); - -/* Channel management ops */ -int mxs_dma_request(int channel); -int mxs_dma_release(int channel); - -/* Descriptor management ops */ struct mxs_dma_desc *mxs_dma_desc_alloc(void); void mxs_dma_desc_free(struct mxs_dma_desc *); - -unsigned int mxs_dma_cmd_address(struct mxs_dma_desc *desc); -int mxs_dma_desc_pending(struct mxs_dma_desc *pdesc); - int mxs_dma_desc_append(int channel, struct mxs_dma_desc *pdesc); -int mxs_dma_get_finished(int channel, struct list_head *head); -int mxs_dma_finish(int channel, struct list_head *head); - -int mxs_dma_wait_complete(uint32_t timeout, unsigned int chan); int mxs_dma_go(int chan); - int mxs_dma_init(void); #endif /* __DMA_H__ */ diff --git a/arch/arm/include/asm/arch-mx31/imx-regs.h b/arch/arm/include/asm/arch-mx31/imx-regs.h index 0147920..6a517dd 100644 --- a/arch/arm/include/asm/arch-mx31/imx-regs.h +++ b/arch/arm/include/asm/arch-mx31/imx-regs.h @@ -600,6 +600,12 @@ struct esdc_regs { #define WEIM_ESDCFG1 0xB800100C #define WEIM_ESDMISC 0xB8001010 +#define UART1_BASE 0x43F90000 +#define UART2_BASE 0x43F94000 +#define UART3_BASE 0x5000C000 +#define UART4_BASE 0x43FB0000 +#define UART5_BASE 0x43FB4000 + #define ESDCTL_SDE (1 << 31) #define ESDCTL_CMD_RW (0 << 28) #define ESDCTL_CMD_PRECHARGE (1 << 28) diff --git a/arch/arm/include/asm/arch-mx35/imx-regs.h b/arch/arm/include/asm/arch-mx35/imx-regs.h index 25c324e..df74508 100644 --- a/arch/arm/include/asm/arch-mx35/imx-regs.h +++ b/arch/arm/include/asm/arch-mx35/imx-regs.h @@ -42,8 +42,8 @@ #define I2C_BASE_ADDR 0x43F80000 #define I2C3_BASE_ADDR 0x43F84000 #define ATA_BASE_ADDR 0x43F8C000 -#define UART1_BASE_ADDR 0x43F90000 -#define UART2_BASE_ADDR 0x43F94000 +#define UART1_BASE 0x43F90000 +#define UART2_BASE 0x43F94000 #define I2C2_BASE_ADDR 0x43F98000 #define CSPI1_BASE_ADDR 0x43FA4000 #define IOMUXC_BASE_ADDR 0x43FAC000 @@ -52,7 +52,7 @@ * SPBA */ #define SPBA_BASE_ADDR 0x50000000 -#define UART3_BASE_ADDR 0x5000C000 +#define UART3_BASE 0x5000C000 #define CSPI2_BASE_ADDR 0x50010000 #define ATA_DMA_BASE_ADDR 0x50020000 #define FEC_BASE_ADDR 0x50038000 diff --git a/arch/arm/include/asm/arch-mx5/imx-regs.h b/arch/arm/include/asm/arch-mx5/imx-regs.h index d069209..0ee88d2 100644 --- a/arch/arm/include/asm/arch-mx5/imx-regs.h +++ b/arch/arm/include/asm/arch-mx5/imx-regs.h @@ -54,7 +54,7 @@ */ #define MMC_SDHC1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00004000) #define MMC_SDHC2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00008000) -#define UART3_BASE_ADDR (SPBA0_BASE_ADDR + 0x0000C000) +#define UART3_BASE (SPBA0_BASE_ADDR + 0x0000C000) #define CSPI1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00010000) #define SSI2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00014000) #define MMC_SDHC3_BASE_ADDR (SPBA0_BASE_ADDR + 0x00020000) @@ -83,8 +83,8 @@ #define EPIT2_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B0000) #define PWM1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B4000) #define PWM2_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B8000) -#define UART1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000BC000) -#define UART2_BASE_ADDR (AIPS1_BASE_ADDR + 0x000C0000) +#define UART1_BASE (AIPS1_BASE_ADDR + 0x000BC000) +#define UART2_BASE (AIPS1_BASE_ADDR + 0x000C0000) #define SRC_BASE_ADDR (AIPS1_BASE_ADDR + 0x000D0000) #define CCM_BASE_ADDR (AIPS1_BASE_ADDR + 0x000D4000) #define GPC_BASE_ADDR (AIPS1_BASE_ADDR + 0x000D8000) diff --git a/arch/arm/include/asm/arch-omap3/am35x_def.h b/arch/arm/include/asm/arch-omap3/am35x_def.h index 81942a8..bbaf1bc 100644 --- a/arch/arm/include/asm/arch-omap3/am35x_def.h +++ b/arch/arm/include/asm/arch-omap3/am35x_def.h @@ -32,6 +32,9 @@ #ifndef __KERNEL_STRICT_NAMES #ifndef __ASSEMBLY__ +/* IP_SW_RESET bits */ +#define CPGMACSS_SW_RST (1 << 1) /* reset CPGMAC */ + /* General register mappings of system control module */ #define AM35X_SCM_GEN_BASE 0x48002270 struct am35x_scm_general { diff --git a/arch/arm/include/asm/arch-omap3/emac_defs.h b/arch/arm/include/asm/arch-omap3/emac_defs.h new file mode 100644 index 0000000..8506c55 --- /dev/null +++ b/arch/arm/include/asm/arch-omap3/emac_defs.h @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> + * + * Based on: + * + * ---------------------------------------------------------------------------- + * + * dm644x_emac.h + * + * TI DaVinci (DM644X) EMAC peripheral driver header for DV-EVM + * + * Copyright (C) 2005 Texas Instruments. + * + * ---------------------------------------------------------------------------- + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + * ---------------------------------------------------------------------------- + + * Modifications: + * ver. 1.0: Sep 2005, TI PSP Team - Created EMAC version for uBoot. + * + */ + +#ifndef _AM3517_EMAC_H_ +#define _AM3517_EMAC_H_ + +#define EMAC_BASE_ADDR 0x5C010000 +#define EMAC_WRAPPER_BASE_ADDR 0x5C000000 +#define EMAC_WRAPPER_RAM_ADDR 0x5C020000 +#define EMAC_MDIO_BASE_ADDR 0x5C030000 +#define EMAC_HW_RAM_ADDR 0x01E20000 + +#define EMAC_MDIO_BUS_FREQ 166000000 /* 166 MHZ check */ +#define EMAC_MDIO_CLOCK_FREQ 1000000 /* 2.0 MHz */ + +/* SOFTRESET macro definition interferes with emac_regs structure definition */ +#undef SOFTRESET + +typedef volatile unsigned int dv_reg; +typedef volatile unsigned int *dv_reg_p; + +#define DAVINCI_EMAC_VERSION2 + +#endif /* _AM3517_EMAC_H_ */ diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h index db6a696..5fd02d4 100644 --- a/arch/arm/include/asm/arch-omap3/mem.h +++ b/arch/arm/include/asm/arch-omap3/mem.h @@ -39,10 +39,26 @@ enum { #define EARLY_INIT 1 +/* + * For a full explanation of these registers and values please see + * the Technical Reference Manual (TRM) for any of the processors in + * this family. + */ + /* Slower full frequency range default timings for x32 operation*/ #define SDRC_SHARING 0x00000100 #define SDRC_MR_0_SDR 0x00000031 +/* + * SDRC autorefresh control values. This register consists of autorefresh + * enable at bits 0:1 and an autorefresh counter value in bits 8:23. The + * counter is a result of ( tREFI / tCK ) - 50. + */ +#define SDP_3430_SDRC_RFR_CTRL_100MHz 0x0002da01 +#define SDP_3430_SDRC_RFR_CTRL_133MHz 0x0003de01 /* 7.8us/7.5ns - 50=0x3de */ +#define SDP_3430_SDRC_RFR_CTRL_165MHz 0x0004e201 /* 7.8us/6ns - 50=0x4e2 */ +#define SDP_3430_SDRC_RFR_CTRL_200MHz 0x0005e601 /* 7.8us/5ns - 50=0x5e6 */ + #define DLL_OFFSET 0 #define DLL_WRITEDDRCLKX2DIS 1 #define DLL_ENADLL 1 @@ -86,6 +102,53 @@ enum { ACTIM_CTRLB_TXP(b) | \ ACTIM_CTRLB_TXSR(d) +/* + * Values used in the MCFG register. Only values we use today + * are defined and the rest can be found in the TRM. Unless otherwise + * noted all fields are one bit. + */ +#define V_MCFG_RAMTYPE_DDR (0x1) +#define V_MCFG_DEEPPD_EN (0x1 << 3) +#define V_MCFG_B32NOT16_32 (0x1 << 4) +#define V_MCFG_BANKALLOCATION_RBC (0x2 << 6) /* 6:7 */ +#define V_MCFG_RAMSIZE(a) ((((a)/(1024*1024))/2) << 8) /* 8:17 */ +#define V_MCFG_ADDRMUXLEGACY_FLEX (0x1 << 19) +#define V_MCFG_CASWIDTH_10B (0x5 << 20) /* 20:22 */ +#define V_MCFG_RASWIDTH(a) ((a) << 24) /* 24:26 */ + +/* Macro to construct MCFG */ +#define MCFG(a, b) \ + V_MCFG_RASWIDTH(b) | V_MCFG_CASWIDTH_10B | \ + V_MCFG_ADDRMUXLEGACY_FLEX | V_MCFG_RAMSIZE(a) | \ + V_MCFG_BANKALLOCATION_RBC | \ + V_MCFG_B32NOT16_32 | V_MCFG_DEEPPD_EN | V_MCFG_RAMTYPE_DDR + +/* Hynix part of AM/DM37xEVM (200MHz optimized) */ +#define HYNIX_TDAL_200 6 +#define HYNIX_TDPL_200 3 +#define HYNIX_TRRD_200 2 +#define HYNIX_TRCD_200 4 +#define HYNIX_TRP_200 3 +#define HYNIX_TRAS_200 8 +#define HYNIX_TRC_200 11 +#define HYNIX_TRFC_200 18 +#define HYNIX_V_ACTIMA_200 \ + ACTIM_CTRLA(HYNIX_TRFC_200, HYNIX_TRC_200, \ + HYNIX_TRAS_200, HYNIX_TRP_200, \ + HYNIX_TRCD_200, HYNIX_TRRD_200, \ + HYNIX_TDPL_200, HYNIX_TDAL_200) + +#define HYNIX_TWTR_200 2 +#define HYNIX_TCKE_200 1 +#define HYNIX_TXP_200 1 +#define HYNIX_XSR_200 28 +#define HYNIX_V_ACTIMB_200 \ + ACTIM_CTRLB(HYNIX_TWTR_200, HYNIX_TCKE_200, \ + HYNIX_TXP_200, HYNIX_XSR_200) + +#define HYNIX_RASWIDTH_200 0x3 +#define HYNIX_V_MCFG_200(size) MCFG((size), HYNIX_RASWIDTH_200) + /* Infineon part of 3430SDP (165MHz optimized) 6.06ns */ #define INFINEON_TDAL_165 6 /* Twr/Tck + Trp/tck */ /* 15/6 + 18/6 = 5.5 -> 6 */ @@ -138,32 +201,42 @@ enum { ACTIM_CTRLB(MICRON_TWTR_165, MICRON_TCKE_165, \ MICRON_TXP_165, MICRON_XSR_165) -#define MICRON_RAMTYPE 0x1 -#define MICRON_DDRTYPE 0x0 -#define MICRON_DEEPPD 0x1 -#define MICRON_B32NOT16 0x1 -#define MICRON_BANKALLOCATION 0x2 -#define MICRON_RAMSIZE ((PHYS_SDRAM_1_SIZE/(1024*1024))/2) -#define MICRON_ADDRMUXLEGACY 0x1 -#define MICRON_CASWIDTH 0x5 -#define MICRON_RASWIDTH 0x2 -#define MICRON_LOCKSTATUS 0x0 -#define MICRON_V_MCFG ((MICRON_LOCKSTATUS << 30) | (MICRON_RASWIDTH << 24) | \ - (MICRON_CASWIDTH << 20) | (MICRON_ADDRMUXLEGACY << 19) | \ - (MICRON_RAMSIZE << 8) | (MICRON_BANKALLOCATION << 6) | \ - (MICRON_B32NOT16 << 4) | (MICRON_DEEPPD << 3) | \ - (MICRON_DDRTYPE << 2) | (MICRON_RAMTYPE)) - -#define MICRON_ARCV 2030 -#define MICRON_ARE 0x1 -#define MICRON_V_RFR_CTRL ((MICRON_ARCV << 8) | (MICRON_ARE)) - -#define MICRON_BL 0x2 -#define MICRON_SIL 0x0 -#define MICRON_CASL 0x3 -#define MICRON_WBST 0x0 -#define MICRON_V_MR ((MICRON_WBST << 9) | (MICRON_CASL << 4) | \ - (MICRON_SIL << 3) | (MICRON_BL)) +#define MICRON_RASWIDTH_165 0x2 +#define MICRON_V_MCFG_165(size) MCFG((size), MICRON_RASWIDTH_165) + +#define MICRON_BL_165 0x2 +#define MICRON_SIL_165 0x0 +#define MICRON_CASL_165 0x3 +#define MICRON_WBST_165 0x0 +#define MICRON_V_MR_165 ((MICRON_WBST_165 << 9) | \ + (MICRON_CASL_165 << 4) | (MICRON_SIL_165 << 3) | \ + (MICRON_BL_165)) + +/* Micron part (200MHz optimized) 5 ns */ +#define MICRON_TDAL_200 6 +#define MICRON_TDPL_200 3 +#define MICRON_TRRD_200 2 +#define MICRON_TRCD_200 3 +#define MICRON_TRP_200 3 +#define MICRON_TRAS_200 8 +#define MICRON_TRC_200 11 +#define MICRON_TRFC_200 15 +#define MICRON_V_ACTIMA_200 \ + ACTIM_CTRLA(MICRON_TRFC_200, MICRON_TRC_200, \ + MICRON_TRAS_200, MICRON_TRP_200, \ + MICRON_TRCD_200, MICRON_TRRD_200, \ + MICRON_TDPL_200, MICRON_TDAL_200) + +#define MICRON_TWTR_200 2 +#define MICRON_TCKE_200 4 +#define MICRON_TXP_200 2 +#define MICRON_XSR_200 23 +#define MICRON_V_ACTIMB_200 \ + ACTIM_CTRLB(MICRON_TWTR_200, MICRON_TCKE_200, \ + MICRON_TXP_200, MICRON_XSR_200) + +#define MICRON_RASWIDTH_200 0x3 +#define MICRON_V_MCFG_200(size) MCFG((size), MICRON_RASWIDTH_200) /* NUMONYX part of IGEP v2 (165MHz optimized) 6.06ns */ #define NUMONYX_TDAL_165 6 /* Twr/Tck + Trp/tck */ @@ -191,31 +264,8 @@ enum { ACTIM_CTRLB(NUMONYX_TWTR_165, NUMONYX_TCKE_165, \ NUMONYX_TXP_165, NUMONYX_XSR_165) -#ifdef CONFIG_OMAP3_INFINEON_DDR -#define V_ACTIMA_165 INFINEON_V_ACTIMA_165 -#define V_ACTIMB_165 INFINEON_V_ACTIMB_165 -#endif - -#ifdef CONFIG_OMAP3_MICRON_DDR -#define V_ACTIMA_165 MICRON_V_ACTIMA_165 -#define V_ACTIMB_165 MICRON_V_ACTIMB_165 -#define V_MCFG MICRON_V_MCFG -#define V_RFR_CTRL MICRON_V_RFR_CTRL -#define V_MR MICRON_V_MR -#endif - -#ifdef CONFIG_OMAP3_NUMONYX_DDR -#define V_ACTIMA_165 NUMONYX_V_ACTIMA_165 -#define V_ACTIMB_165 NUMONYX_V_ACTIMB_165 -#endif - -#if !defined(V_ACTIMA_165) || !defined(V_ACTIMB_165) -#error "Please choose the right DDR type in config header" -#endif - -#if defined(CONFIG_SPL_BUILD) && (!defined(V_MCFG) || !defined(V_RFR_CTRL)) -#error "Please choose the right DDR type in config header" -#endif +#define NUMONYX_RASWIDTH_165 0x4 +#define NUMONYX_V_MCFG_165(size) MCFG((size), NUMONYX_RASWIDTH_165) /* * GPMC settings - @@ -259,6 +309,10 @@ enum { #define GPMC_SIZE_32M 0xE #define GPMC_SIZE_16M 0xF +#define GPMC_BASEADDR_MASK 0x3F + +#define GPMC_CS_ENABLE 0x1 + #define SMNAND_GPMC_CONFIG1 0x00000800 #define SMNAND_GPMC_CONFIG2 0x00141400 #define SMNAND_GPMC_CONFIG3 0x00141400 diff --git a/arch/arm/include/asm/arch-omap3/mux.h b/arch/arm/include/asm/arch-omap3/mux.h index 0c01c73..6daef49 100644 --- a/arch/arm/include/asm/arch-omap3/mux.h +++ b/arch/arm/include/asm/arch-omap3/mux.h @@ -404,6 +404,47 @@ #define CONTROL_PADCONF_SDRC_CKE0 0x0262 #define CONTROL_PADCONF_SDRC_CKE1 0x0264 +/* AM3517 specific mux configuration */ +#define CONTROL_PADCONF_SYS_NRESWARM 0x0A08 +/* CCDC */ +#define CONTROL_PADCONF_CCDC_PCLK 0x01E4 +#define CONTROL_PADCONF_CCDC_FIELD 0x01E6 +#define CONTROL_PADCONF_CCDC_HD 0x01E8 +#define CONTROL_PADCONF_CCDC_VD 0x01EA +#define CONTROL_PADCONF_CCDC_WEN 0x01EC +#define CONTROL_PADCONF_CCDC_DATA0 0x01EE +#define CONTROL_PADCONF_CCDC_DATA1 0x01F0 +#define CONTROL_PADCONF_CCDC_DATA2 0x01F2 +#define CONTROL_PADCONF_CCDC_DATA3 0x01F4 +#define CONTROL_PADCONF_CCDC_DATA4 0x01F6 +#define CONTROL_PADCONF_CCDC_DATA5 0x01F8 +#define CONTROL_PADCONF_CCDC_DATA6 0x01FA +#define CONTROL_PADCONF_CCDC_DATA7 0x01FC +/* RMII */ +#define CONTROL_PADCONF_RMII_MDIO_DATA 0x01FE +#define CONTROL_PADCONF_RMII_MDIO_CLK 0x0200 +#define CONTROL_PADCONF_RMII_RXD0 0x0202 +#define CONTROL_PADCONF_RMII_RXD1 0x0204 +#define CONTROL_PADCONF_RMII_CRS_DV 0x0206 +#define CONTROL_PADCONF_RMII_RXER 0x0208 +#define CONTROL_PADCONF_RMII_TXD0 0x020A +#define CONTROL_PADCONF_RMII_TXD1 0x020C +#define CONTROL_PADCONF_RMII_TXEN 0x020E +#define CONTROL_PADCONF_RMII_50MHZ_CLK 0x0210 +#define CONTROL_PADCONF_USB0_DRVBUS 0x0212 +/* CAN */ +#define CONTROL_PADCONF_HECC1_TXD 0x0214 +#define CONTROL_PADCONF_HECC1_RXD 0x0216 + +#define CONTROL_PADCONF_SYS_BOOT7 0x0218 +#define CONTROL_PADCONF_SDRC_DQS0N 0x021A +#define CONTROL_PADCONF_SDRC_DQS1N 0x021C +#define CONTROL_PADCONF_SDRC_DQS2N 0x021E +#define CONTROL_PADCONF_SDRC_DQS3N 0x0220 +#define CONTROL_PADCONF_STRBEN_DLY0 0x0222 +#define CONTROL_PADCONF_STRBEN_DLY1 0x0224 +#define CONTROL_PADCONF_SYS_BOOT8 0x0226 + #define MUX_VAL(OFFSET,VALUE)\ writew((VALUE), OMAP34XX_CTRL_BASE + (OFFSET)); diff --git a/arch/arm/include/asm/arch-omap3/omap3.h b/arch/arm/include/asm/arch-omap3/omap3.h index 02eb865..2b5e9ae 100644 --- a/arch/arm/include/asm/arch-omap3/omap3.h +++ b/arch/arm/include/asm/arch-omap3/omap3.h @@ -153,6 +153,7 @@ struct gpio { #define SRAM_OFFSET2 0x0000F800 #define SRAM_VECT_CODE (SRAM_OFFSET0 | SRAM_OFFSET1 | \ SRAM_OFFSET2) +#define SRAM_CLK_CODE (SRAM_VECT_CODE + 64) #define OMAP3_PUBLIC_SRAM_BASE 0x40208000 /* Works for GP & EMU */ #define OMAP3_PUBLIC_SRAM_END 0x40210000 diff --git a/arch/arm/include/asm/arch-omap3/sys_proto.h b/arch/arm/include/asm/arch-omap3/sys_proto.h index 995e7cb..e5031d5 100644 --- a/arch/arm/include/asm/arch-omap3/sys_proto.h +++ b/arch/arm/include/asm/arch-omap3/sys_proto.h @@ -38,6 +38,9 @@ void per_clocks_enable(void); void memif_init(void); void sdrc_init(void); void do_sdrc_init(u32, u32); +void get_board_mem_timings(u32 *mcfg, u32 *ctrla, u32 *ctrlb, u32 *rfr_ctrl, + u32 *mr); +void identify_nand_chip(int *mfr, int *id); void emif4_init(void); void gpmc_init(void); void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base, @@ -49,7 +52,6 @@ void set_muxconf_regs(void); u32 get_cpu_family(void); u32 get_cpu_rev(void); u32 get_sku_id(void); -u32 get_mem_type(void); u32 get_sysboot_value(void); u32 is_gpmc_muxed(void); u32 get_gpmc0_type(void); diff --git a/arch/arm/include/asm/arch-omap4/omap.h b/arch/arm/include/asm/arch-omap4/omap.h index e994257..4d8c89f 100644 --- a/arch/arm/include/asm/arch-omap4/omap.h +++ b/arch/arm/include/asm/arch-omap4/omap.h @@ -63,6 +63,8 @@ #define OMAP4_CONTROL_ID_CODE_ES2_1 0x3B95C02F #define OMAP4_CONTROL_ID_CODE_ES2_2 0x4B95C02F #define OMAP4_CONTROL_ID_CODE_ES2_3 0x6B95C02F +#define OMAP4460_CONTROL_ID_CODE_ES1_0 0x0B94E02F +#define OMAP4460_CONTROL_ID_CODE_ES1_1 0x2B94E02F /* UART */ #define UART1_BASE (OMAP44XX_L4_PER_BASE + 0x6a000) diff --git a/arch/arm/include/asm/arch-omap5/clocks.h b/arch/arm/include/asm/arch-omap5/clocks.h index fa99f65..d0e6dd6 100644 --- a/arch/arm/include/asm/arch-omap5/clocks.h +++ b/arch/arm/include/asm/arch-omap5/clocks.h @@ -686,14 +686,14 @@ struct dpll_regs { struct dpll_params { u32 m; u32 n; - u8 m2; - u8 m3; - u8 h11; - u8 h12; - u8 h13; - u8 h14; - u8 h22; - u8 h23; + s8 m2; + s8 m3; + s8 h11; + s8 h12; + s8 h13; + s8 h14; + s8 h22; + s8 h23; }; extern struct omap5_prcm_regs *const prcm; diff --git a/arch/arm/include/asm/arch-pxa/pxa-regs.h b/arch/arm/include/asm/arch-pxa/pxa-regs.h index 52c79a9..8527c68 100644 --- a/arch/arm/include/asm/arch-pxa/pxa-regs.h +++ b/arch/arm/include/asm/arch-pxa/pxa-regs.h @@ -109,7 +109,7 @@ typedef void (*ExcpHndlr) (void) ; #define DCSR13 0x40000034 /* DMA Control / Status Register for Channel 13 */ #define DCSR14 0x40000038 /* DMA Control / Status Register for Channel 14 */ #define DCSR15 0x4000003c /* DMA Control / Status Register for Channel 15 */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define DCSR16 0x40000040 /* DMA Control / Status Register for Channel 16 */ #define DCSR17 0x40000044 /* DMA Control / Status Register for Channel 17 */ #define DCSR18 0x40000048 /* DMA Control / Status Register for Channel 18 */ @@ -126,7 +126,7 @@ typedef void (*ExcpHndlr) (void) ; #define DCSR29 0x40000074 /* DMA Control / Status Register for Channel 29 */ #define DCSR30 0x40000078 /* DMA Control / Status Register for Channel 30 */ #define DCSR31 0x4000007c /* DMA Control / Status Register for Channel 31 */ -#endif /* CONFIG_PXA27X || CONFIG_CPU_MONAHANS */ +#endif /* CONFIG_CPU_PXA27X || CONFIG_CPU_MONAHANS */ #define DCSR(x) (0x40000000 | ((x) << 2)) @@ -134,7 +134,7 @@ typedef void (*ExcpHndlr) (void) ; #define DCSR_NODESC (1 << 30) /* No-Descriptor Fetch (read / write) */ #define DCSR_STOPIRQEN (1 << 29) /* Stop Interrupt Enable (read / write) */ -#if defined(CONFIG_PXA27X) || defined (CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define DCSR_EORIRQEN (1 << 28) /* End of Receive Interrupt Enable (R/W) */ #define DCSR_EORJMPEN (1 << 27) /* Jump to next descriptor on EOR */ #define DCSR_EORSTOPEN (1 << 26) /* STOP on an EOR */ @@ -438,7 +438,7 @@ typedef void (*ExcpHndlr) (void) ; /* * USB Device Controller */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define UDCCR 0x40600000 /* UDC Control Register */ #define UDCCR_UDE (1 << 0) /* UDC enable */ @@ -797,9 +797,9 @@ typedef void (*ExcpHndlr) (void) ; #define UDCCSR_WR_MASK (UDCCSR_DME|UDCCSR_FST) #define UDC_BCR_MASK (0x3ff) -#endif /* CONFIG_PXA27X */ +#endif /* CONFIG_CPU_PXA27X */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) /******************************************************************************/ /* @@ -870,7 +870,7 @@ typedef void (*ExcpHndlr) (void) ; #define UP2OCR_CPVPE (1<<1) #define UP2OCR_CPVEN (1<<0) -#endif /* CONFIG_PXA27X || CONFIG_CPU_MONAHANS */ +#endif /* CONFIG_CPU_PXA27X || CONFIG_CPU_MONAHANS */ /******************************************************************************/ /* @@ -923,7 +923,7 @@ typedef void (*ExcpHndlr) (void) ; #define OWER 0x40A00018 /* OS Timer Watchdog Enable Register */ #define OIER 0x40A0001C /* OS Timer Interrupt Enable Register */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define OSCR4 0x40A00040 /* OS Timer Counter Register 4 */ #define OSCR5 0x40A00044 /* OS Timer Counter Register 5 */ #define OSCR6 0x40A00048 /* OS Timer Counter Register 6 */ @@ -951,7 +951,7 @@ typedef void (*ExcpHndlr) (void) ; #define OMCR10 0x40A000D8 /* OS Match Control Register 10 */ #define OMCR11 0x40A000DC /* OS Match Control Register 11 */ -#endif /* CONFIG_PXA27X || CONFIG_CPU_MONAHANS */ +#endif /* CONFIG_CPU_PXA27X || CONFIG_CPU_MONAHANS */ #define OSSR_M4 (1 << 4) /* Match status channel 4 */ #define OSSR_M3 (1 << 3) /* Match status channel 3 */ @@ -1052,7 +1052,7 @@ typedef void (*ExcpHndlr) (void) ; #define CKEN4_SSP3 (1 << 4) /* SSP3 Unit Clock Enable */ #define CCCR_N_MASK 0x0380 /* Run Mode Frequency to Turbo Mode Frequency Multiplier */ -#if !defined(CONFIG_PXA27X) +#if !defined(CONFIG_CPU_PXA27X) #define CCCR_M_MASK 0x0060 /* Memory Frequency to Run Mode Frequency Multiplier */ #endif #define CCCR_L_MASK 0x001f /* Crystal Frequency to Memory Frequency Multiplier */ @@ -1071,7 +1071,7 @@ typedef void (*ExcpHndlr) (void) ; #define CKEN13_FICP (1 << 13) /* FICP Unit Clock Enable */ #define CKEN12_MMC (1 << 12) /* MMC Unit Clock Enable */ #define CKEN11_USB (1 << 11) /* USB Unit Clock Enable */ -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) #define CKEN10_USBHOST (1 << 10) /* USB Host Unit Clock Enable */ #define CKEN24_CAMERA (1 << 24) /* Camera Unit Clock Enable */ #endif @@ -1087,7 +1087,7 @@ typedef void (*ExcpHndlr) (void) ; #define OSCC_OON (1 << 1) /* 32.768kHz OON (write-once only bit) */ #define OSCC_OOK (1 << 0) /* 32.768kHz OOK (read-only bit) */ -#if !defined(CONFIG_PXA27X) +#if !defined(CONFIG_CPU_PXA27X) #define CCCR_L09 (0x1F) #define CCCR_L27 (0x1) #define CCCR_L32 (0x2) @@ -1120,7 +1120,7 @@ typedef void (*ExcpHndlr) (void) ; #define PWM_PWDUTY1 0x40C00004 /* PWM 1 Duty Cycle Register */ #define PWM_PERVAL1 0x40C00008 /* PWM 1 Period Control Register */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define PWM_CTRL2 0x40B00010 /* PWM 2 Control Register */ #define PWM_PWDUTY2 0x40B00014 /* PWM 2 Duty Cycle Register */ #define PWM_PERVAL2 0x40B00018 /* PWM 2 Period Control Register */ @@ -1128,7 +1128,7 @@ typedef void (*ExcpHndlr) (void) ; #define PWM_CTRL3 0x40C00010 /* PWM 3 Control Register */ #define PWM_PWDUTY3 0x40C00014 /* PWM 3 Duty Cycle Register */ #define PWM_PERVAL3 0x40C00018 /* PWM 3 Period Control Register */ -#endif /* CONFIG_PXA27X || CONFIG_CPU_MONAHANS */ +#endif /* CONFIG_CPU_PXA27X || CONFIG_CPU_MONAHANS */ /* * Interrupt Controller @@ -1140,14 +1140,14 @@ typedef void (*ExcpHndlr) (void) ; #define ICPR 0x40D00010 /* Interrupt Controller Pending Register */ #define ICCR 0x40D00014 /* Interrupt Controller Control Register */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define ICHP 0x40D00018 /* Interrupt Controller Highest Priority Register */ #define ICIP2 0x40D0009C /* Interrupt Controller IRQ Pending Register 2 */ #define ICMR2 0x40D000A0 /* Interrupt Controller Mask Register 2 */ #define ICLR2 0x40D000A4 /* Interrupt Controller Level Register 2 */ #define ICFP2 0x40D000A8 /* Interrupt Controller FIQ Pending Register 2 */ #define ICPR2 0x40D000AC /* Interrupt Controller Pending Register 2 */ -#endif /* CONFIG_PXA27X || CONFIG_CPU_MONAHANS */ +#endif /* CONFIG_CPU_PXA27X || CONFIG_CPU_MONAHANS */ /******************************************************************************/ /* @@ -1188,7 +1188,7 @@ typedef void (*ExcpHndlr) (void) ; #define GAFR2_L 0x40E00064 /* GPIO Alternate Function Select Register GPIO<79:64> */ #define GAFR2_U 0x40E00068 /* GPIO Alternate Function Select Register GPIO 80 */ -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define GPLR3 0x40E00100 /* GPIO Pin-Level Register GPIO<127:96> */ #define GPDR3 0x40E0010C /* GPIO Pin Direction Register GPIO<127:96> */ #define GPSR3 0x40E00118 /* GPIO Pin Output Set Register GPIO<127:96> */ @@ -1198,7 +1198,7 @@ typedef void (*ExcpHndlr) (void) ; #define GEDR3 0x40E00148 /* GPIO Edge Detect Status Register GPIO<127:96> */ #define GAFR3_L 0x40E0006C /* GPIO Alternate Function Select Register GPIO<111:96> */ #define GAFR3_U 0x40E00070 /* GPIO Alternate Function Select Register GPIO<127:112> */ -#endif /* CONFIG_PXA27X || CONFIG_CPU_MONAHANS */ +#endif /* CONFIG_CPU_PXA27X || CONFIG_CPU_MONAHANS */ #ifdef CONFIG_CPU_MONAHANS #define GSDR0 0x40E00400 /* Bit-wise Set of GPDR[31:0] */ @@ -1244,7 +1244,7 @@ typedef void (*ExcpHndlr) (void) ; #define _GEDR(x) (0x40E00048 + (((x) & 0x60) >> 3)) #define _GAFR(x) (0x40E00054 + (((x) & 0x70) >> 2)) -#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS) +#if defined(CONFIG_CPU_PXA27X) || defined(CONFIG_CPU_MONAHANS) #define GPLR(x) (((((x) & 0x7f) < 96) ? _GPLR(x) : GPLR3)) #define GPDR(x) (((((x) & 0x7f) < 96) ? _GPDR(x) : GPDR3)) #define GPSR(x) (((((x) & 0x7f) < 96) ? _GPSR(x) : GPSR3)) @@ -2123,7 +2123,7 @@ typedef void (*ExcpHndlr) (void) ; #define LCCR0_PDD_S 12 #define LCCR0_BM (1 << 20) /* Branch mask */ #define LCCR0_OUM (1 << 21) /* Output FIFO underrun mask */ -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) #define LCCR0_LCDT (1 << 22) /* LCD Panel Type */ #define LCCR0_RDSTM (1 << 23) /* Read Status Interrupt Mask */ #define LCCR0_CMDIM (1 << 24) /* Command Interrupt Mask */ @@ -2249,7 +2249,7 @@ typedef void (*ExcpHndlr) (void) ; #define LCSR1_IU6 (1 << 29) #define LDCMD_PAL (1 << 26) /* instructs DMA to load palette buffer */ -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) #define LDCMD_SOFINT (1 << 22) #define LDCMD_EOFINT (1 << 21) #endif @@ -2480,7 +2480,7 @@ typedef void (*ExcpHndlr) (void) ; #define MDREFR_K0RUN (1 << 13) /* SDCLK0 Run Control/Status */ #define MDREFR_E0PIN (1 << 12) /* SDCKE0 Level Control/Status */ -#if defined(CONFIG_PXA27X) +#if defined(CONFIG_CPU_PXA27X) #define ARB_CNTRL 0x48000048 /* Arbiter Control Register */ @@ -2494,7 +2494,7 @@ typedef void (*ExcpHndlr) (void) ; #define ARB_CORE_PARK (1<<24) /* Be parked with core when idle */ #define ARB_LOCK_FLAG (1<<23) /* Only Locking masters gain access to the bus */ -#endif /* CONFIG_PXA27X */ +#endif /* CONFIG_CPU_PXA27X */ /* LCD registers */ #define LCCR4 0x44000010 /* LCD Controller Control Register 4 */ @@ -2628,6 +2628,6 @@ typedef void (*ExcpHndlr) (void) ; #define OSCR4 0x40A00040 /* OS Timer Counter Register */ #define OMCR4 0x40A000C0 /* */ -#endif /* CONFIG_PXA27X */ +#endif /* CONFIG_CPU_PXA27X */ #endif /* _PXA_REGS_H_ */ diff --git a/arch/arm/include/asm/arch-pxa/pxa.h b/arch/arm/include/asm/arch-pxa/pxa.h new file mode 100644 index 0000000..49c6552 --- /dev/null +++ b/arch/arm/include/asm/arch-pxa/pxa.h @@ -0,0 +1,29 @@ +/* + * PXA common functions + * + * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> + * + * 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 __PXA_H__ +#define __PXA_H__ + +int cpu_is_pxa25x(void); +int cpu_is_pxa27x(void); +void pxa2xx_dram_init(void); + +#endif /* __PXA_H__ */ diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h index f1562ea..1ec651b 100644 --- a/arch/arm/include/asm/omap_common.h +++ b/arch/arm/include/asm/omap_common.h @@ -94,6 +94,10 @@ void spl_nand_load_image(void); /* MMC SPL functions */ void spl_mmc_load_image(void); +#ifdef CONFIG_SPL_BOARD_INIT +void spl_board_init(void); +#endif + /* * silicon revisions. * Moving this to common, so that most of code can be moved to common, @@ -108,6 +112,7 @@ void spl_mmc_load_image(void); #define OMAP4430_ES2_2 0x44300220 #define OMAP4430_ES2_3 0x44300230 #define OMAP4460_ES1_0 0x44600100 +#define OMAP4460_ES1_1 0x44600110 /* omap5 */ #define OMAP5430_SILICON_ID_INVALID 0 diff --git a/arch/arm/lib/eabi_compat.c b/arch/arm/lib/eabi_compat.c index eb3e26d..e1b87be 100644 --- a/arch/arm/lib/eabi_compat.c +++ b/arch/arm/lib/eabi_compat.c @@ -13,7 +13,9 @@ int raise (int signum) { +#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT) printf("raise: Signal # %d caught\n", signum); +#endif return 0; } |