diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-01 20:58:25 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-01 20:58:25 -0700 |
commit | 81a3c10ce8a7fd5bf9a06bfc38bd417512911831 (patch) | |
tree | 12ceac10fae8c4b2dc17b362672a5db305a8d960 /arch | |
parent | 6585dea1f99cc2265582ff2e4cc1727062136e92 (diff) | |
parent | df80442d1ee2902c2e39f90f18160f2e08d14c06 (diff) |
Merge branch 'next/cleanup2' of git://git.linaro.org/people/arnd/arm-soc
* 'next/cleanup2' of git://git.linaro.org/people/arnd/arm-soc: (31 commits)
ARM: OMAP: Warn if omap_ioremap is called before SoC detection
ARM: OMAP: Move set_globals initialization to happen in init_early
ARM: OMAP: Map SRAM later on with ioremap_exec()
ARM: OMAP: Remove calls to SRAM allocations for framebuffer
ARM: OMAP: Avoid cpu_is_omapxxxx usage until map_io is done
ARM: OMAP1: Use generic map_io, init_early and init_irq
arm/dts: OMAP3+: Add mpu, dsp and iva nodes
arm/dts: OMAP4: Add a main ocp entry bound to l3-noc driver
ARM: OMAP2+: l3-noc: Add support for device-tree
ARM: OMAP2+: board-generic: Add i2c static init
ARM: OMAP2+: board-generic: Add DT support to generic board
arm/dts: Add support for OMAP3 Beagle board
arm/dts: Add initial device tree support for OMAP3 SoC
arm/dts: Add support for OMAP4 SDP board
arm/dts: Add support for OMAP4 PandaBoard
arm/dts: Add initial device tree support for OMAP4 SoC
ARM: OMAP: omap_device: Add a method to build an omap_device from a DT node
ARM: OMAP: omap_device: Add omap_device_[alloc|delete] for DT integration
of: Add helpers to get one string in multiple strings property
ARM: OMAP2+: devices: Remove all omap_device_pm_latency structures
...
Fix up trivial header file conflicts in arch/arm/mach-omap2/board-generic.c
Diffstat (limited to 'arch')
56 files changed, 1372 insertions, 1118 deletions
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts new file mode 100644 index 00000000000..9486be62bcd --- /dev/null +++ b/arch/arm/boot/dts/omap3-beagle.dts @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap3.dtsi" + +/ { + model = "TI OMAP3 BeagleBoard"; + compatible = "ti,omap3-beagle", "ti,omap3"; + + /* + * Since the initial device tree board file does not create any + * devices (MMC, network...), the only way to boot is to provide a + * ramdisk. + */ + chosen { + bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug earlyprintk"; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x20000000>; /* 512 MB */ + }; +}; diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi new file mode 100644 index 00000000000..d202bb5ec7e --- /dev/null +++ b/arch/arm/boot/dts/omap3.dtsi @@ -0,0 +1,63 @@ +/* + * Device Tree Source for OMAP3 SoC + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/include/ "skeleton.dtsi" + +/ { + compatible = "ti,omap3430", "ti,omap3"; + + cpus { + cpu@0 { + compatible = "arm,cortex-a8"; + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap3-mpu"; + ti,hwmods = "mpu"; + }; + + iva { + compatible = "ti,iva2.2"; + ti,hwmods = "iva"; + + dsp { + compatible = "ti,omap3-c64"; + }; + }; + }; + + /* + * XXX: Use a flat representation of the OMAP3 interconnect. + * The real OMAP interconnect network is quite complex. + * Since that will not bring real advantage to represent that in DT for + * the moment, just use a fake OCP bus entry to represent the whole bus + * hierarchy. + */ + ocp { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main"; + + intc: interrupt-controller@1 { + compatible = "ti,omap3-intc"; + interrupt-controller; + #interrupt-cells = <1>; + }; + }; +}; diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts new file mode 100644 index 00000000000..c7026578ce7 --- /dev/null +++ b/arch/arm/boot/dts/omap4-panda.dts @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap4.dtsi" + +/ { + model = "TI OMAP4 PandaBoard"; + compatible = "ti,omap4-panda", "ti,omap4430", "ti,omap4"; + + /* + * Since the initial device tree board file does not create any + * devices (MMC, network...), the only way to boot is to provide a + * ramdisk. + */ + chosen { + bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug"; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1 GB */ + }; +}; diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts new file mode 100644 index 00000000000..066e28c9032 --- /dev/null +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap4.dtsi" + +/ { + model = "TI OMAP4 SDP board"; + compatible = "ti,omap4-sdp", "ti,omap4430", "ti,omap4"; + + /* + * Since the initial device tree board file does not create any + * devices (MMC, network...), the only way to boot is to provide a + * ramdisk. + */ + chosen { + bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug"; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1 GB */ + }; +}; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi new file mode 100644 index 00000000000..4c61c829043 --- /dev/null +++ b/arch/arm/boot/dts/omap4.dtsi @@ -0,0 +1,103 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * Carveout for multimedia usecases + * It should be the last 48MB of the first 512MB memory part + * In theory, it should not even exist. That zone should be reserved + * dynamically during the .reserve callback. + */ +/memreserve/ 0x9d000000 0x03000000; + +/include/ "skeleton.dtsi" + +/ { + compatible = "ti,omap4430", "ti,omap4"; + interrupt-parent = <&gic>; + + aliases { + }; + + cpus { + cpu@0 { + compatible = "arm,cortex-a9"; + }; + cpu@1 { + compatible = "arm,cortex-a9"; + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap4-mpu"; + ti,hwmods = "mpu"; + }; + + dsp { + compatible = "ti,omap3-c64"; + ti,hwmods = "dsp"; + }; + + iva { + compatible = "ti,ivahd"; + ti,hwmods = "iva"; + }; + }; + + /* + * XXX: Use a flat representation of the OMAP4 interconnect. + * The real OMAP interconnect network is quite complex. + * + * MPU -+-- MPU_PRIVATE - GIC, L2 + * | + * +----------------+----------+ + * | | | + * + +- EMIF - DDR | + * | | | + * | + +--------+ + * | | | + * | +- L4_ABE - AESS, MCBSP, TIMERs... + * | | + * +- L3_MAIN --+- L4_CORE - IPs... + * | + * +- L4_PER - IPs... + * | + * +- L4_CFG -+- L4_WKUP - IPs... + * | | + * | +- IPs... + * +- IPU ----+ + * | | + * +- DSP ----+ + * | | + * +- DSS ----+ + * + * Since that will not bring real advantage to represent that in DT for + * the moment, just use a fake OCP bus entry to represent the whole bus + * hierarchy. + */ + ocp { + compatible = "ti,omap4-l3-noc", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3"; + + gic: interrupt-controller@48241000 { + compatible = "arm,cortex-a9-gic"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x48241000 0x1000>, + <0x48240100 0x0100>; + }; + }; +}; diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 4ea60e2038e..1f1db76d704 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -134,12 +134,6 @@ void ams_delta_latch2_write(u16 mask, u16 value) *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg; } -static void __init ams_delta_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static struct map_desc ams_delta_io_desc[] __initdata = { /* AMS_DELTA_LATCH1 */ { @@ -378,17 +372,13 @@ static int __init ams_delta_modem_init(void) } arch_initcall(ams_delta_modem_init); -static void __init ams_delta_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") /* Maintainer: Jonathan McDowell <noodles@earth.li> */ .atag_offset = 0x100, - .map_io = ams_delta_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = ams_delta_init_irq, + .init_irq = omap1_init_irq, .init_machine = ams_delta_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 31e089b6f03..23178275f96 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -296,6 +296,39 @@ static struct omap_board_config_kernel fsample_config[] __initdata = { static void __init omap_fsample_init(void) { + /* Early, board-dependent init */ + + /* + * Hold GSM Reset until needed + */ + omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); + + /* + * UARTs -> done automagically by 8250 driver + */ + + /* + * CSx timings, GPIO Mux ... setup + */ + + /* Flash: CS0 timings setup */ + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); + omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); + + /* + * Ethernet support through the debug board + * CS1 timings setup + */ + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); + omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); + + /* + * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, + * It is used as the Ethernet controller interrupt + */ + omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, + OMAP7XX_IO_CONF_9); + fsample_init_smc91x(); if (gpio_request(FSAMPLE_NAND_RB_GPIO_PIN, "NAND ready") < 0) @@ -325,12 +358,6 @@ static void __init omap_fsample_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_fsample_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc omap_fsample_io_desc[] __initdata = { { @@ -349,49 +376,18 @@ static struct map_desc omap_fsample_io_desc[] __initdata = { static void __init omap_fsample_map_io(void) { - omap1_map_common_io(); + omap15xx_map_io(); iotable_init(omap_fsample_io_desc, ARRAY_SIZE(omap_fsample_io_desc)); - - /* Early, board-dependent init */ - - /* - * Hold GSM Reset until needed - */ - omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); - - /* - * UARTs -> done automagically by 8250 driver - */ - - /* - * CSx timings, GPIO Mux ... setup - */ - - /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); - omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); - - /* - * Ethernet support through the debug board - * CS1 timings setup - */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); - omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); - - /* - * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, - * It is used as the Ethernet controller interrupt - */ - omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9); } MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") /* Maintainer: Brian Swetland <swetland@google.com> */ .atag_offset = 0x100, .map_io = omap_fsample_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_fsample_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_fsample_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 05c6e9d858f..dc5b75de531 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -27,12 +27,6 @@ #include <plat/board.h> #include <plat/common.h> -static void __init omap_generic_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - /* assume no Mini-AB port */ #ifdef CONFIG_ARCH_OMAP15XX @@ -86,17 +80,13 @@ static void __init omap_generic_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_generic_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") /* Maintainer: Tony Lindgren <tony@atomide.com> */ .atag_offset = 0x100, - .map_io = omap_generic_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_generic_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_generic_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index c2e279173d4..b334b148167 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -372,12 +372,6 @@ static struct i2c_board_info __initdata h2_i2c_board_info[] = { }, }; -static void __init h2_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static struct omap_usb_config h2_usb_config __initdata = { /* usb1 has a Mini-AB port and external isp1301 transceiver */ .otg = 2, @@ -453,17 +447,13 @@ static void __init h2_init(void) h2_mmc_init(); } -static void __init h2_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_H2, "TI-H2") /* Maintainer: Imre Deak <imre.deak@nokia.com> */ .atag_offset = 0x100, - .map_io = h2_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = h2_init_irq, + .init_irq = omap1_init_irq, .init_machine = h2_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 8f5b6af7ed5..74ebe72c984 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -435,23 +435,13 @@ static void __init h3_init(void) h3_mmc_init(); } -static void __init h3_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - -static void __init h3_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") /* Maintainer: Texas Instruments, Inc. */ .atag_offset = 0x100, - .map_io = h3_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = h3_init_irq, + .init_irq = omap1_init_irq, .init_machine = h3_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index fcd1a3c3189..3e91baab1a8 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -499,7 +499,7 @@ static void __init htcherald_lcd_init(void) static void __init htcherald_map_io(void) { - omap1_map_common_io(); + omap7xx_map_io(); /* * The LCD panel must be disabled and DMA turned off here, as doing @@ -600,20 +600,14 @@ static void __init htcherald_init(void) #endif } -static void __init htcherald_init_irq(void) -{ - printk(KERN_INFO "htcherald_init_irq.\n"); - omap1_init_common_hw(); - omap1_init_irq(); -} - MACHINE_START(HERALD, "HTC Herald") /* Maintainer: Cory Maccarrone <darkstar6262@gmail.com> */ /* Maintainer: wing-linux.sourceforge.net */ .atag_offset = 0x100, .map_io = htcherald_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = htcherald_init_irq, + .init_irq = omap1_init_irq, .init_machine = htcherald_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index c2234caf8a7..273153dba15 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -288,12 +288,6 @@ static void __init innovator_init_smc91x(void) } } -static void __init innovator_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - #ifdef CONFIG_ARCH_OMAP15XX static struct omap_usb_config innovator1510_usb_config __initdata = { /* for bundled non-standard host and peripheral cables */ @@ -438,30 +432,32 @@ static void __init innovator_init(void) innovator_mmc_init(); } +/* + * REVISIT: Assume 15xx for now, we don't want to do revision check + * until later on. The right way to fix this is to set up a different + * machine_id for 16xx Innovator, or use device tree. + */ static void __init innovator_map_io(void) { - omap1_map_common_io(); + omap15xx_map_io(); -#ifdef CONFIG_ARCH_OMAP15XX - if (cpu_is_omap1510()) { - iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); - udelay(10); /* Delay needed for FPGA */ - - /* Dump the Innovator FPGA rev early - useful info for support. */ - printk("Innovator FPGA Rev %d.%d Board Rev %d\n", - fpga_read(OMAP1510_FPGA_REV_HIGH), - fpga_read(OMAP1510_FPGA_REV_LOW), - fpga_read(OMAP1510_FPGA_BOARD_REV)); - } -#endif + iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); + udelay(10); /* Delay needed for FPGA */ + + /* Dump the Innovator FPGA rev early - useful info for support. */ + pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n", + fpga_read(OMAP1510_FPGA_REV_HIGH), + fpga_read(OMAP1510_FPGA_REV_LOW), + fpga_read(OMAP1510_FPGA_BOARD_REV)); } MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") /* Maintainer: MontaVista Software, Inc. */ .atag_offset = 0x100, .map_io = innovator_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = innovator_init_irq, + .init_irq = omap1_init_irq, .init_machine = innovator_init, .timer = &omap1_timer, MACHINE_END |