diff options
author | root <root@dyn-67.arm.linux.org.uk> | 2009-03-24 22:04:25 +0000 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-03-24 22:04:25 +0000 |
commit | 9a38e989b8ce04923f919fc2a8a24eb07fb484e2 (patch) | |
tree | 6b99638dc32b99420ada46ca8d1373ad7aa5a208 /arch/arm/mach-pxa | |
parent | 7d83f8fca517b123cf0136503a9e50974f65ec49 (diff) | |
parent | 5fa82eb8ff06cd3ac4d64c6875922ae1dfa003c5 (diff) |
Merge branch 'devel' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6 into devel
Diffstat (limited to 'arch/arm/mach-pxa')
28 files changed, 608 insertions, 980 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index d13282d773a..96a2006cb59 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -262,9 +262,19 @@ config MACH_EXEDA select PXA27x config MACH_COLIBRI - bool "Toradex Colibri PX27x" + bool "Toradex Colibri PXA270" select PXA27x +config MACH_COLIBRI300 + bool "Toradex Colibri PXA300/310" + select PXA3xx + select CPU_PXA300 + +config MACH_COLIBRI320 + bool "Toradex Colibri PXA320" + select PXA3xx + select CPU_PXA320 + config MACH_ZYLONITE bool "PXA3xx Development Platform (aka Zylonite)" select PXA3xx diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index 8da8e63d048..c80e1bac494 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -3,8 +3,8 @@ # # Common support (must be linked before board specific support) -obj-y += clock.o devices.o generic.o irq.o dma.o \ - time.o gpio.o reset.o +obj-y += clock.o devices.o generic.o irq.o \ + time.o reset.o obj-$(CONFIG_PM) += pm.o sleep.o standby.o ifeq ($(CONFIG_CPU_FREQ),y) @@ -35,7 +35,9 @@ obj-$(CONFIG_MACH_MAINSTONE) += mainstone.o obj-$(CONFIG_MACH_MP900C) += mp900.o obj-$(CONFIG_ARCH_PXA_IDP) += idp.o obj-$(CONFIG_MACH_TRIZEPS4) += trizeps4.o -obj-$(CONFIG_MACH_COLIBRI) += colibri.o +obj-$(CONFIG_MACH_COLIBRI) += colibri-pxa270.o +obj-$(CONFIG_MACH_COLIBRI300) += colibri-pxa3xx.o colibri-pxa300.o +obj-$(CONFIG_MACH_COLIBRI320) += colibri-pxa3xx.o colibri-pxa320.o obj-$(CONFIG_MACH_H5000) += h5000.o obj-$(CONFIG_PXA_SHARP_C7xx) += corgi.o sharpsl_pm.o corgi_pm.o obj-$(CONFIG_PXA_SHARP_Cxx00) += spitz.o sharpsl_pm.o spitz_pm.o diff --git a/arch/arm/mach-pxa/clock.c b/arch/arm/mach-pxa/clock.c index 40b77408451..db52d2c4791 100644 --- a/arch/arm/mach-pxa/clock.c +++ b/arch/arm/mach-pxa/clock.c @@ -87,7 +87,7 @@ void clks_register(struct clk_lookup *clks, size_t num) clkdev_add(&clks[i]); } -int clk_add_alias(char *alias, struct device *alias_dev, char *id, +int clk_add_alias(const char *alias, const char *alias_dev_name, char *id, struct device *dev) { struct clk *r = clk_get(dev, id); @@ -96,7 +96,7 @@ int clk_add_alias(char *alias, struct device *alias_dev, char *id, if (!r) return -ENODEV; - l = clkdev_alloc(r, alias, alias_dev ? dev_name(alias_dev) : NULL); + l = clkdev_alloc(r, alias, alias_dev_name); clk_put(r); if (!l) return -ENODEV; diff --git a/arch/arm/mach-pxa/clock.h b/arch/arm/mach-pxa/clock.h index 4e9c613c676..5599bceff73 100644 --- a/arch/arm/mach-pxa/clock.h +++ b/arch/arm/mach-pxa/clock.h @@ -69,6 +69,6 @@ extern void clk_pxa3xx_cken_disable(struct clk *); #endif void clks_register(struct clk_lookup *clks, size_t num); -int clk_add_alias(char *alias, struct device *alias_dev, char *id, +int clk_add_alias(const char *alias, const char *alias_name, char *id, struct device *dev); diff --git a/arch/arm/mach-pxa/colibri.c b/arch/arm/mach-pxa/colibri-pxa270.c index 26493ae2889..01bcfaae75b 100644 --- a/arch/arm/mach-pxa/colibri.c +++ b/arch/arm/mach-pxa/colibri-pxa270.c @@ -1,7 +1,7 @@ /* - * linux/arch/arm/mach-pxa/colibri.c + * linux/arch/arm/mach-pxa/colibri-pxa270.c * - * Support for Toradex PXA27x based Colibri module + * Support for Toradex PXA270 based Colibri module * Daniel Mack <daniel@caiaq.de> * * This program is free software; you can redistribute it and/or modify @@ -20,6 +20,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#include <linux/gpio.h> #include <asm/mach-types.h> #include <mach/hardware.h> #include <asm/irq.h> @@ -35,13 +36,16 @@ #include "generic.h" #include "devices.h" -static unsigned long colibri_pin_config[] __initdata = { +/* + * GPIO configuration + */ +static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = { GPIO78_nCS_2, /* Ethernet CS */ GPIO114_GPIO, /* Ethernet IRQ */ }; /* - * Flash + * NOR flash */ static struct mtd_partition colibri_partitions[] = { { @@ -70,39 +74,40 @@ static struct physmap_flash_data colibri_flash_data[] = { } }; -static struct resource flash_resource = { +static struct resource colibri_pxa270_flash_resource = { .start = PXA_CS0_PHYS, .end = PXA_CS0_PHYS + SZ_32M - 1, .flags = IORESOURCE_MEM, }; -static struct platform_device flash_device = { +static struct platform_device colibri_pxa270_flash_device = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = colibri_flash_data, }, - .resource = &flash_resource, + .resource = &colibri_pxa270_flash_resource, .num_resources = 1, }; /* * DM9000 Ethernet */ +#if defined(CONFIG_DM9000) static struct resource dm9000_resources[] = { [0] = { - .start = COLIBRI_ETH_PHYS, - .end = COLIBRI_ETH_PHYS + 3, + .start = COLIBRI_PXA270_ETH_PHYS, + .end = COLIBRI_PXA270_ETH_PHYS + 3, .flags = IORESOURCE_MEM, }, [1] = { - .start = COLIBRI_ETH_PHYS + 4, - .end = COLIBRI_ETH_PHYS + 4 + 500, + .start = COLIBRI_PXA270_ETH_PHYS + 4, + .end = COLIBRI_PXA270_ETH_PHYS + 4 + 500, .flags = IORESOURCE_MEM, }, [2] = { - .start = COLIBRI_ETH_IRQ, - .end = COLIBRI_ETH_IRQ, + .start = COLIBRI_PXA270_ETH_IRQ, + .end = COLIBRI_PXA270_ETH_IRQ, .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, }, }; @@ -113,25 +118,28 @@ static struct platform_device dm9000_device = { .num_resources = ARRAY_SIZE(dm9000_resources), .resource = dm9000_resources, }; +#endif /* CONFIG_DM9000 */ -static struct platform_device *colibri_devices[] __initdata = { - &flash_device, +static struct platform_device *colibri_pxa270_devices[] __initdata = { + &colibri_pxa270_flash_device, +#if defined(CONFIG_DM9000) &dm9000_device, +#endif }; -static void __init colibri_init(void) +static void __init colibri_pxa270_init(void) { - pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pin_config)); - - platform_add_devices(colibri_devices, ARRAY_SIZE(colibri_devices)); + pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config)); + platform_add_devices(ARRAY_AND_SIZE(colibri_pxa270_devices)); } -MACHINE_START(COLIBRI, "Toradex Colibri PXA27x") +MACHINE_START(COLIBRI, "Toradex Colibri PXA270") .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .boot_params = COLIBRI_SDRAM_BASE + 0x100, - .init_machine = colibri_init, + .init_machine = colibri_pxa270_init, .map_io = pxa_map_io, .init_irq = pxa27x_init_irq, .timer = &pxa_timer, MACHINE_END + diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c new file mode 100644 index 00000000000..169ab552c21 --- /dev/null +++ b/arch/arm/mach-pxa/colibri-pxa300.c @@ -0,0 +1,190 @@ +/* + * arch/arm/mach-pxa/colibri-pxa300.c + * + * Support for Toradex PXA300/310 based Colibri module + * + * Daniel Mack <daniel@caiaq.de> + * Matthias Meier <matthias.j.meier@gmx.net> + * + * 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. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <net/ax88796.h> + +#include <asm/mach-types.h> +#include <asm/sizes.h> +#include <asm/mach/arch.h> +#include <asm/mach/irq.h> + +#include <mach/pxa300.h> +#include <mach/colibri.h> +#include <mach/ohci.h> +#include <mach/pxafb.h> + +#include "generic.h" +#include "devices.h" + +#if defined(CONFIG_AX88796) +#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO26_GPIO) +/* + * Asix AX88796 Ethernet + */ +static struct ax_plat_data colibri_asix_platdata = { + .flags = AXFLG_MAC_FROMDEV, + .wordlength = 2 +}; + +static struct resource colibri_asix_resource[] = { + [0] = { + .start = PXA3xx_CS2_PHYS, + .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), + .end = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), + .flags = IORESOURCE_IRQ + } +}; + +static struct platform_device asix_device = { + .name = "ax88796", + .id = 0, + .num_resources = ARRAY_SIZE(colibri_asix_resource), + .resource = colibri_asix_resource, + .dev = { + .platform_data = &colibri_asix_platdata + } +}; + +static mfp_cfg_t colibri_pxa300_eth_pin_config[] __initdata = { + GPIO1_nCS2, /* AX88796 chip select */ + GPIO26_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */ +}; + +static void __init colibri_pxa300_init_eth(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_eth_pin_config)); + set_irq_type(gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), IRQ_TYPE_EDGE_FALLING); + platform_device_register(&asix_device); +} +#else +static inline void __init colibri_pxa300_init_eth(void) {} +#endif /* CONFIG_AX88796 */ + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) +static mfp_cfg_t colibri_pxa300_usb_pin_config[] __initdata = { + GPIO0_2_USBH_PEN, + GPIO1_2_USBH_PWR, +}; + +static struct pxaohci_platform_data colibri_pxa300_ohci_info = { + .port_mode = PMM_GLOBAL_MODE, + .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW, +}; + +void __init colibri_pxa300_init_ohci(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_usb_pin_config)); + pxa_set_ohci_info(&colibri_pxa300_ohci_info); +} +#else +static inline void colibri_pxa300_init_ohci(void) {} +#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */ + +static mfp_cfg_t colibri_pxa300_mmc_pin_config[] __initdata = { + GPIO7_MMC1_CLK, + GPIO14_MMC1_CMD, + GPIO3_MMC1_DAT0, + GPIO4_MMC1_DAT1, + GPIO5_MMC1_DAT2, + GPIO6_MMC1_DAT3, +}; + +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = { + GPIO54_LCD_LDD_0, + GPIO55_LCD_LDD_1, + GPIO56_LCD_LDD_2, + GPIO57_LCD_LDD_3, + GPIO58_LCD_LDD_4, + GPIO59_LCD_LDD_5, + GPIO60_LCD_LDD_6, + GPIO61_LCD_LDD_7, + GPIO62_LCD_LDD_8, + GPIO63_LCD_LDD_9, + GPIO64_LCD_LDD_10, + GPIO65_LCD_LDD_11, + GPIO66_LCD_LDD_12, + GPIO67_LCD_LDD_13, + GPIO68_LCD_LDD_14, + GPIO69_LCD_LDD_15, + GPIO70_LCD_LDD_16, + GPIO71_LCD_LDD_17, + GPIO62_LCD_CS_N, + GPIO72_LCD_FCLK, + GPIO73_LCD_LCLK, + GPIO74_LCD_PCLK, + GPIO75_LCD_BIAS, + GPIO76_LCD_VSYNC, +}; + +static void __init colibri_pxa300_init_lcd(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config)); +} + +#else +static inline void colibri_pxa300_init_lcd(void) {} +#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ + +#if defined(SND_AC97_CODEC) || defined(SND_AC97_CODEC_MODULE) +static mfp_cfg_t colibri_pxa310_ac97_pin_config[] __initdata = { + GPIO24_AC97_SYSCLK, + GPIO23_AC97_nACRESET, + GPIO25_AC97_SDATA_IN_0, + GPIO27_AC97_SDATA_OUT, + GPIO28_AC97_SYNC, + GPIO29_AC97_BITCLK +}; + +static inline void __init colibri_pxa310_init_ac97(void) +{ + /* no AC97 codec on Colibri PXA300 */ + if (!cpu_is_pxa310()) + return; + + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa310_ac97_pin_config)); + pxa_set_ac97_info(NULL); +} +#else +static inline void colibri_pxa310_init_ac97(void) {} +#endif + +void __init colibri_pxa300_init(void) +{ + colibri_pxa300_init_eth(); + colibri_pxa300_init_ohci(); + colibri_pxa300_init_lcd(); + colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO)); + colibri_pxa310_init_ac97(); + colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa300_mmc_pin_config), + mfp_to_gpio(MFP_PIN_GPIO13)); +} + +MACHINE_START(COLIBRI300, "Toradex Colibri PXA300") + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .boot_params = COLIBRI_SDRAM_BASE + 0x100, + .init_machine = colibri_pxa300_init, + .map_io = pxa_map_io, + .init_irq = pxa3xx_init_irq, + .timer = &pxa_timer, +MACHINE_END + diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c new file mode 100644 index 00000000000..573a9a1dd52 --- /dev/null +++ b/arch/arm/mach-pxa/colibri-pxa320.c @@ -0,0 +1,187 @@ +/* + * arch/arm/mach-pxa/colibri-pxa320.c + * + * Support for Toradex PXA320/310 based Colibri module + * + * Daniel Mack <daniel@caiaq.de> + * Matthias Meier <matthias.j.meier@gmx.net> + * + * 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. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <net/ax88796.h> + +#include <asm/mach-types.h> +#include <asm/sizes.h> +#include <asm/mach/arch.h> +#include <asm/mach/irq.h> + +#include <mach/pxa3xx-regs.h> +#include <mach/mfp-pxa320.h> +#include <mach/colibri.h> +#include <mach/pxafb.h> +#include <mach/ohci.h> + +#include "generic.h" +#include "devices.h" + +#if defined(CONFIG_AX88796) +#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO36_GPIO) + +/* + * Asix AX88796 Ethernet + */ +static struct ax_plat_data colibri_asix_platdata = { + .flags = AXFLG_MAC_FROMDEV, + .wordlength = 2 +}; + +static struct resource colibri_asix_resource[] = { + [0] = { + .start = PXA3xx_CS2_PHYS, + .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), + .end = gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), + .flags = IORESOURCE_IRQ + } +}; + +static struct platform_device asix_device = { + .name = "ax88796", + .id = 0, + .num_resources = ARRAY_SIZE(colibri_asix_resource), + .resource = colibri_asix_resource, + .dev = { + .platform_data = &colibri_asix_platdata + } +}; + +static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = { + GPIO3_nCS2, /* AX88796 chip select */ + GPIO36_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */ +}; + +static void __init colibri_pxa320_init_eth(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config)); + set_irq_type(gpio_to_irq(COLIBRI_ETH_IRQ_GPIO), IRQ_TYPE_EDGE_FALLING); + platform_device_register(&asix_device); +} +#else +static inline void __init colibri_pxa320_init_eth(void) {} +#endif /* CONFIG_AX88796 */ + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) +static mfp_cfg_t colibri_pxa320_usb_pin_config[] __initdata = { + GPIO2_2_USBH_PEN, + GPIO3_2_USBH_PWR, +}; + +static struct pxaohci_platform_data colibri_pxa320_ohci_info = { + .port_mode = PMM_GLOBAL_MODE, + .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW, +}; + +void __init colibri_pxa320_init_ohci(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_usb_pin_config)); + pxa_set_ohci_info(&colibri_pxa320_ohci_info); +} +#else +static inline void colibri_pxa320_init_ohci(void) {} +#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */ + +static mfp_cfg_t colibri_pxa320_mmc_pin_config[] __initdata = { + GPIO22_MMC1_CLK, + GPIO23_MMC1_CMD, + GPIO18_MMC1_DAT0, + GPIO19_MMC1_DAT1, + GPIO20_MMC1_DAT2, + GPIO21_MMC1_DAT3 +}; + +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = { + GPIO6_2_LCD_LDD_0, + GPIO7_2_LCD_LDD_1, + GPIO8_2_LCD_LDD_2, + GPIO9_2_LCD_LDD_3, + GPIO10_2_LCD_LDD_4, + GPIO11_2_LCD_LDD_5, + GPIO12_2_LCD_LDD_6, + GPIO13_2_LCD_LDD_7, + GPIO63_LCD_LDD_8, + GPIO64_LCD_LDD_9, + GPIO65_LCD_LDD_10, + GPIO66_LCD_LDD_11, + GPIO67_LCD_LDD_12, + GPIO68_LCD_LDD_13, + GPIO69_LCD_LDD_14, + GPIO70_LCD_LDD_15, + GPIO71_LCD_LDD_16, + GPIO72_LCD_LDD_17, + GPIO73_LCD_CS_N, + GPIO74_LCD_VSYNC, + GPIO14_2_LCD_FCLK, + GPIO15_2_LCD_LCLK, + GPIO16_2_LCD_PCLK, + GPIO17_2_LCD_BIAS, +}; + +static void __init colibri_pxa320_init_lcd(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config)); +} +#else +static inline void colibri_pxa320_init_lcd(void) {} +#endif + +#if defined(SND_AC97_CODEC) || defined(SND_AC97_CODEC_MODULE) +static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = { + GPIO34_AC97_SYSCLK, + GPIO35_AC97_SDATA_IN_0, + GPIO37_AC97_SDATA_OUT, + GPIO38_AC97_SYNC, + GPIO39_AC97_BITCLK, + GPIO40_AC97_nACRESET +}; + +static inline void __init colibri_pxa320_init_ac97(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config)); + pxa_set_ac97_info(NULL); +} +#else +static inline void colibri_pxa320_init_ac97(void) {} +#endif + +void __init colibri_pxa320_init(void) +{ + colibri_pxa320_init_eth(); + colibri_pxa320_init_ohci(); + colibri_pxa320_init_lcd(); + colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO)); + colibri_pxa320_init_ac97(); + colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config), + mfp_to_gpio(MFP_PIN_GPIO28)); +} + +MACHINE_START(COLIBRI320, "Toradex Colibri PXA320") + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .boot_params = COLIBRI_SDRAM_BASE + 0x100, + .init_machine = colibri_pxa320_init, + .map_io = pxa_map_io, + .init_irq = pxa3xx_init_irq, + .timer = &pxa_timer, +MACHINE_END + diff --git a/arch/arm/mach-pxa/colibri-pxa3xx.c b/arch/arm/mach-pxa/colibri-pxa3xx.c new file mode 100644 index 00000000000..12d0afc54aa --- /dev/null +++ b/arch/arm/mach-pxa/colibri-pxa3xx.c @@ -0,0 +1,121 @@ +/* + * arch/arm/mach-pxa/colibri-pxa3xx.c + * + * Common functions for all Toradex PXA3xx modules + * + * Daniel Mack <daniel@caiaq.de> + * + * 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. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <asm/mach-types.h> +#include <mach/hardware.h> +#include <asm/sizes.h> +#include <asm/mach/arch.h> +#include <asm/mach/irq.h> +#include <mach/pxa3xx-regs.h> +#include <mach/mfp-pxa300.h> +#include <mach/colibri.h> +#include <mach/mmc.h> +#include <mach/pxafb.h> + +#include "generic.h" +#include "devices.h" + +#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) +static int mmc_detect_pin; + +static int colibri_pxa3xx_mci_init(struct device *dev, + irq_handler_t colibri_mmc_detect_int, + void *data) +{ + int ret; + + ret = gpio_request(mmc_detect_pin, "mmc card detect"); + if (ret) + return ret; + + gpio_direction_input(mmc_detect_pin); + ret = request_irq(gpio_to_irq(mmc_detect_pin), colibri_mmc_detect_int, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + "MMC card detect", data); + if (ret) { + gpio_free(mmc_detect_pin); + return ret; + } + + return 0; +} + +static void colibri_pxa3xx_mci_exit(struct device *dev, void *data) +{ + free_irq(mmc_detect_pin, data); + gpio_free(gpio_to_irq(mmc_detect_pin)); +} + +static struct pxamci_platform_data colibri_pxa3xx_mci_platform_data = { + .detect_delay = 20, + .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, + .init = colibri_pxa3xx_mci_init, + .exit = colibri_pxa3xx_mci_exit, +}; + +void __init colibri_pxa3xx_init_mmc(mfp_cfg_t *pins, int len, int detect_pin) +{ + pxa3xx_mfp_config(pins, len); + mmc_detect_pin = detect_pin; + pxa_set_mci_info(&colibri_pxa3xx_mci_platform_data); +} +#endif /* CONFIG_MMC_PXA || CONFIG_MMC_PXA_MODULE */ + +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static int lcd_bl_pin; + +/* + * LCD panel (Sharp LQ043T3DX02) + */ +static void colibri_lcd_backlight(int on) +{ + gpio_set_value(lcd_bl_pin, !!on); +} + +static struct pxafb_mode_info sharp_lq43_mode = { + .pixclock = 101936, + .xres = 480, + .yres = 272, + .bpp = 32, + .depth = 18, + .hsync_len = 41, + .left_margin = 2, + .right_margin = 2, + .vsync_len = 10, + .upper_margin = 2, + .lower_margin = 2, + .sync = 0, + .cmap_greyscale = 0, +}; + +static struct pxafb_mach_info sharp_lq43_info = { + .modes = &sharp_lq43_mode, + .num_modes = 1, + .cmap_inverse = 0, + .cmap_static = 0, + .lcd_conn = LCD_COLOR_TFT_18BPP, + .pxafb_backlight_power = colibri_lcd_backlight, +}; + +void __init colibri_pxa3xx_init_lcd(int bl_pin) +{ + lcd_bl_pin = bl_pin; + gpio_request(bl_pin, "lcd backlight"); + gpio_direction_output(bl_pin, 0); + set_pxa_fb_info(&sharp_lq43_info); +} +#endif + diff --git a/arch/arm/mach-pxa/dma.c b/arch/arm/mach-pxa/dma.c deleted file mode 100644 index 01217e01f7d..00000000000 --- a/arch/arm/mach-pxa/dma.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * linux/arch/arm/mach-pxa/dma.c - * - * PXA DMA registration and IRQ dispatching - * - * Author: Nicolas Pitre - * Created: Nov 15, 2001 - * Copyright: MontaVista Software Inc. - * - * 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. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/errno.h> - -#include <asm/system.h> -#include <asm/irq.h> -#include <mach/hardware.h> -#include <mach/dma.h> - -struct dma_channel { - char *name; - pxa_dma_prio prio; - void (*irq_handler)(int, void *); - void *data; -}; - -static struct dma_channel *dma_channels; -static int num_dma_channels; - -int pxa_request_dma (char *name, pxa_dma_prio prio, - void (*irq_handler)(int, void *), - void *data) -{ - unsigned long flags; - int i, found = 0; - - /* basic sanity checks */ - if (!name || !irq_handler) - return -EINVAL; - - local_irq_save(flags); - - do { - /* try grabbing a DMA channel with the requested priority */ - for (i = 0; i < num_dma_channels; i++) { - if ((dma_channels[i].prio == prio) && - !dma_channels[i].name) { - found = 1; - break; - } - } - /* if requested prio group is full, try a hier priority */ - } while (!found && prio--); - - if (found) { - DCSR(i) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; - dma_channels[i].name = name; - dma_channels[i].irq_handler = irq_handler; - dma_channels[i].data = data; - } else { - printk (KERN_WARNING "No more available DMA channels for %s\n", name); - i = -ENODEV; - } - - local_irq_restore(flags); - return i; -} - -void pxa_free_dma (int dma_ch) -{ - unsigned long flags; - - if (!dma_channels[dma_ch].name) { - printk (KERN_CRIT - "%s: trying to free channel %d which is already freed\n", - __func__, dma_ch); - return; - } - - local_irq_save(flags); - DCSR(dma_ch) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; - dma_channels[dma_ch].name = NULL; - local_irq_restore(flags); -} - -static irqreturn_t dma_irq_handler(int irq, void *dev_id) -{ - int i, dint = DINT; - - for (i = 0; i < num_dma_channels; i++) { - if (dint & (1 << i)) { - struct dma_channel *channel = &dma_channels[i]; - if (channel->name && channel->irq_handler) { - channel->irq_handler(i, channel->data); - } else { - /* - * IRQ for an unregistered DMA channel: - * let's clear the interrupts and disable it. - */ - printk (KERN_WARNING "spurious IRQ for DMA channel %d\n", i); - DCSR(i) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; - } - } - } - return IRQ_HANDLED; -} - -int __init pxa_init_dma(int irq, int num_ch) -{ - int i, ret; - - dma_channels = kzalloc(sizeof(struct dma_channel) * num_ch, GFP_KERNEL); - if (dma_channels == NULL) - return -ENOMEM; - - /* dma channel priorities on pxa2xx processors: - * ch 0 - 3, 16 - 19 <--> (0) DMA_PRIO_HIGH - * ch 4 - 7, 20 - 23 <--> (1) DMA_PRIO_MEDIUM - * ch 8 - 15, 24 - 31 <--> (2) DMA_PRIO_LOW - */ - for (i = 0; i < num_ch; i++) { - DCSR(i) = 0; - dma_channels[i].prio = min((i & 0xf) >> 2, DMA_PRIO_LOW); - } - - ret = request_irq(irq, dma_irq_handler, IRQF_DISABLED, "DMA", NULL); - if (ret) { - printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n"); - kfree(dma_channels); - return ret; - } - - num_dma_channels = num_ch; - return 0; -} - -EXPORT_SYMBOL(pxa_request_dma); -EXPORT_SYMBOL(pxa_free_dma); diff --git a/arch/arm/mach-pxa/e740.c b/arch/arm/mach-pxa/e740.c index e0c3aaf1ecb..54af7ed1397 100644 --- a/arch/arm/mach-pxa/e740.c +++ b/arch/arm/mach-pxa/e740.c @@ -187,7 +187,7 @@ static void __init e740_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(e740_pin_config)); eseries_register_clks(); - clk_add_alias("CLK_CK48M", &e740_t7l66xb_device.dev, + clk_add_alias("CLK_CK48M", e740_t7l66xb_device.name, "UDCCLK", &pxa25x_device_udc.dev), eseries_get_tmio_gpios(); platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-pxa/e750.c b/arch/arm/mach-pxa/e750.c index 84b050f1a99..16ae72150b1 100644 --- a/arch/arm/mach-pxa/e750.c +++ b/arch/arm/mach-pxa/e750.c @@ -188,7 +188,7 @@ static struct platform_device *devices[] __initdata = { static void __init e750_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(e750_pin_config)); - clk_add_alias("CLK_CK3P6MI", &e750_tc6393xb_device.dev, + clk_add_alias("CLK_CK3P6MI", e750_tc6393xb_device.name, "GPIO11_CLK", NULL), eseries_get_tmio_gpios(); platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-pxa/e800.c b/arch/arm/mach-pxa/e800.c index f8924f6ca54..74ab09812a7 100644 --- a/arch/arm/mach-pxa/e800.c +++ b/arch/arm/mach-pxa/e800.c @@ -194,7 +194,7 @@ static struct platform_device *devices[] __initdata = { static void __init e800_init(void) { - clk_add_alias("CLK_CK3P6MI", &e800_tc6393xb_device.dev, + clk_add_alias("CLK_CK3P6MI", e800_tc6393xb_device.name, "GPIO11_CLK", NULL), eseries_get_tmio_gpios(); platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-pxa/gpio.c b/arch/arm/mach-pxa/gpio.c deleted file mode 100644 index 7c2267036bf..00000000000 --- a/arch/arm/mach-pxa/gpio.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * linux/arch/arm/mach-pxa/gpio.c - * - * Generic PXA GPIO handling - * - * Author: Nicolas Pitre - * Created: Jun 15, 2001 - * Copyright: MontaVista Software Inc. - * - * 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. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <linux/sysdev.h> -#include <linux/bootmem.h> - -#include <mach/gpio.h> - -int pxa_last_gpio; - -/* - * We handle the GPIOs by banks, each bank covers up to 32 GPIOs with - * one set of registers. The register offsets are organized below: - * - * GPLR GPDR GPSR GPCR GRER GFER GEDR - * BANK 0 - 0x0000 0x000C 0x0018 0x0024 0x0030 0x003C 0x0048 - * BANK 1 - 0x0004 0x0010 0x001C 0x0028 0x0034 0x0040 0x004C - * BANK 2 - 0x0008 0x0014 0x0020 0x002C 0x0038 0x0044 0x0050 - * - * BANK 3 - 0x0100 0x010C 0x0118 0x0124 0x0130 0x013C 0x0148 - * BANK 4 - 0x0104 0x0110 0x011C 0x0128 0x0134 0x0140 0x014C - * BANK 5 - 0x0108 0x0114 0x0120 0x012C 0x0138 0x0144 0x0150 - * - * NOTE: - * BANK 3 is only available on PXA27x and later processors. - * BANK 4 and 5 are only available on PXA935 - */ - -#define GPIO_BANK(n) (GPIO_REGS_VIRT + BANK_OFF(n)) - -#define GPLR_OFFSET 0x00 -#define GPDR_OFFSET 0x0C -#define GPSR_OFFSET 0x18 -#define GPCR_OFFSET 0x24 -#define GRER_OFFSET 0x30 -#define GFER_OFFSET 0x3C -#define GEDR_OFFSET 0x48 - -struct pxa_gpio_chip { - struct gpio_chip chip; - void __iomem *regbase; - char label[10]; - - unsigned long irq_mask; - unsigned long irq_edge_rise; - unsigned long irq_edge_fall; - -#ifdef CONFIG_PM - unsigned long saved_gplr; - unsigned long saved_gpdr; - unsigned long saved_grer; - unsigned long saved_gfer; -#endif -}; - -static DEFINE_SPINLOCK(gpio_lock); -static struct pxa_gpio_chip *pxa_gpio_chips; - -#define for_each_gpio_chip(i, c) \ - for (i = 0, c = &pxa_gpio_chips[0]; i <= pxa_last_gpio; i += 32, c++) - -static inline void __iomem *gpio_chip_base(struct gpio_chip *c) -{ - return container_of(c, struct pxa_gpio_chip, chip)->regbase; -} - -static inline struct pxa_gpio_chip *gpio_to_chip(unsigned gpio) -{ - return &pxa_gpio_chips[gpio_to_bank(gpio)]; -} - -static int pxa_gpio_direction_input(struct gpio_chip *chip, unsigned offset) -{ - void __iomem *base = gpio_chip_base(chip); - uint32_t value, mask = 1 << offset; - unsigned long flags; - - spin_lock_irqsave(&gpio_lock, flags); - - value = __raw_readl(base + GPDR_OFFSET); - if (__gpio_is_inverted(chip->base + offset)) - value |= mask; - else - value &= ~mask; - __raw_writel(value, base + GPDR_OFFSET); - - spin_unlock_irqrestore(&gpio_lock, flags); - return 0; -} - -static int pxa_gpio_direction_output(struct gpio_chip *chip, - unsigned offset, int value) -{ - void __iomem *base = gpio_chip_base(chip); - uint32_t tmp, mask = 1 << offset; - unsigned long flags; - - __raw_writel(mask, base + (value ? GPSR_OFFSET : GPCR_OFFSET)); - - spin_lock_irqsave(&gpio_lock, flags); - - tmp = __raw_readl(base + GPDR_OFFSET); - if (__gpio_is_inverted(chip->base + offset)) - tmp &= ~mask; - else - tmp |= mask; - __raw_writel(tmp, base + GPDR_OFFSET); - - spin_unlock_irqrestore(&gpio_lock, flags); - return 0; -} - -static int pxa_gpio_get(struct gpio_chip *chip, unsigned offset) -{ - return __raw_readl(gpio_chip_base(chip) + GPLR_OFFSET) & (1 << offset); -} - -static void pxa_gpio_set(struct gpio_chip *chip, unsigned offset, int value) -{ - __raw_writel(1 << offset, gpio_chip_base(chip) + - (value ? GPSR_OFFSET : GPCR_OFFSET)); -} - -static int __init pxa_init_gpio_chip(int gpio_end) -{ - int i, gpio, nbanks = gpio_to_bank(gpio_end) + 1; - struct pxa_gpio_chip *chips; - - /* this is early, we have to use bootmem allocator, and we really - * want this to be allocated dynamically for different 'gpio_end' - */ - chips = alloc_bootmem_low(nbanks * sizeof(struct pxa_gpio_chip)); - if (chips == NULL) { - pr_err("%s: failed to allocate GPIO chips\n", __func__); - return -ENOMEM; - } - - for (i = 0, gpio = 0; i < nbanks; i++, gpio += 32) { - struct gpio_chip *c = &chips[i].chip; - - sprintf(chips[i].label, "gpio-%d", i); - chips[i].regbase = (void __iomem *)GPIO_BANK(i); - - c->base = gpio; - c->label = chips[i].label; - - c->direction_input = pxa_gpio_direction_input; - c->direction_output = pxa_gpio_direction_output; - c->get = pxa_gpio_get; - c->set = pxa_gpio_set; - - /* number of GPIOs on last bank may be less than 32 */ - c->ngpio = (gpio + 31 > gpio_end) ? (gpio_end - gpio + 1) : 32; - gpiochip_add(c); - } - pxa_gpio_chips = chips; - return 0; -} - -static int pxa_gpio_irq_type(unsigned int irq, unsigned int type) -{ - struct pxa_gpio_chip *c; - int gpio = irq_to_gpio(irq); - unsigned long gpdr, mask = GPIO_bit(gpio); - - c = gpio_to_chip(gpio); - - if (type == IRQ_TYPE_PROBE) { - /* Don't mess with enabled GPIOs using preconfigured edges or - * GPIOs set to alternate function or to output during probe - */ - if ((c->irq_edge_rise | c->irq_edge_fall) & GPIO_bit(gpio)) - return 0; - - if (__gpio_is_occupied(gpio)) - return 0; - - type = IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING; - } - - gpdr = __raw_readl(c->regbase + GPDR_OFFSET); - - if (__gpio_is_inverted(gpio)) - __raw_writel(gpdr | mask, c->regbase + GPDR_OFFSET); - else - __raw_writel(gpdr & ~mask, c->regbase + GPDR_OFFSET); - - if (type & IRQ_TYPE_EDGE_RISING) - c->irq_edge_rise |= mask; - else - c->irq_edge_rise &= ~mask; - - if (type & IRQ_TYPE_EDGE_FALLING) - c->irq_edge_fall |= mask; - else - c->irq_edge_fall &= ~mask; - - __raw_writel(c->irq_edge_rise & c->irq_mask, c->regbase + GRER_OFFSET); - __raw_writel(c->irq_edge_fall & c->irq_mask, c->regbase + GFER_OFFSET); - - pr_debug("%s: IRQ%d (GPIO%d) - edge%s%s\n", __func__, irq, gpio, - ((type & IRQ_TYPE_EDGE_RISING) ? " rising" : ""), - ((type & IRQ_TYPE_EDGE_FALLING) ? " falling" : "")); - return 0; -} - -static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) -{ - struct pxa_gpio_chip *c; - int loop, gpio, gpio_base, n; - unsigned long gedr; - - do { - loop = 0; - for_each_gpio_chip(gpio, c) { - gpio_base = c->chip.base; - - gedr = __raw_readl(c->regbase + GEDR_OFFSET); - gedr = gedr & c->irq_mask; - __raw_writel(gedr, c->regbase + GEDR_OFFSET); - - n = find_first_bit(&gedr, BITS_PER_LONG); - while (n < BITS_PER_LONG) { - loop = 1; - - generic_handle_irq(gpio_to_irq(gpio_base + n)); - n = find_next_bit(&gedr, BITS_PER_LONG, n + 1); - } - } - } while (loop); -} - -static void pxa_ack_muxed_gpio(unsigned int irq) -{ - int gpio = irq_to_gpio(irq); - struct pxa_gpio_chip *c = gpio_to_chip(gpio); - - __raw_writel(GPIO_bit(gpio), c->regbase + GEDR_OFFSET); -} - -static void pxa_mask_muxed_gpio(unsigned int irq) -{ - int gpio = irq_to_gpio(irq); - struct pxa_gpio_chip *c = gpio_to_chip(gpio); - uint32_t grer, gfer; - - c->irq_mask &= ~GPIO_bit(gpio); - - grer = __raw_readl(c->regbase + GRER_OFFSET) & ~GPIO_bit(gpio); - gfer = __raw_readl(c->regbase + GFER_OFFSET) & ~GPIO_bit(gpio); - __raw_writel(grer, c->regbase + GRER_OFFSET); - __raw_writel(gfer, c->regbase + GFER_OFFSET); -} - -static void pxa_unmask_muxed_gpio(unsigned int irq) -{ - int gpio = irq_to_gpio(irq); - struct pxa_gpio_chip *c = gpio_to_chip(gpio); - - c->irq_mask |= GPIO_bit(gpio); - __raw_writel(c->irq_edge_rise & c->irq_mask, c->regbase + GRER_OFFSET); - __raw_writel(c->irq_edge_fall & c->irq_mask, c->regbase + GFER_OFFSET); -} - -static struct irq_chip pxa_muxed_gpio_chip = { - .name = "GPIO", - .ack = pxa_ack_muxed_gpio, - .mask = pxa_mask_muxed_gpio, - .unmask = pxa_unmask_muxed_gpio, - .set_type = pxa_gpio_irq_type, -}; - -void __init pxa_init_gpio(int mux_irq, int start, int end, set_wake_t fn) -{ - struct pxa_gpio_chip *c; - int gpio, irq; - - pxa_last_gpio = end; - - /* Initialize GPIO chips */ - pxa_init_gpio_chip(end); - - /* clear all GPIO edge detects */ - for_each_gpio_chip(gpio, c) { - __raw_writel(0, c->regbase + GFER_OFFSET); - __raw_writel(0, c->regbase + GRER_OFFSET); - __raw_writel(~0,c->regbase + GEDR_OFFSET); - } - - for (irq = gpio_to_irq(start); irq <= gpio_to_irq(end); irq++) { - set_irq_chip(irq, &pxa_muxed_gpio_chip); - set_irq_handler(irq, handle_edge_irq); - set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); - } - - /* Install handler for GPIO>=2 edge detect interrupts */ - set_irq_chained_handler(mux_irq, pxa_gpio_demux_handler); - pxa_muxed_gpio_chip.set_wake = fn; -} - -#ifdef CONFIG_PM -static int pxa_gpio_suspend(struct sys_device *dev, pm_message_t state) -{ - struct pxa_gpio_chip *c; - int gpio; - - for_each_gpio_chip(gpio, c) { - c->saved_gplr = __raw_readl(c->regbase + GPLR_OFFSET); - c->saved_gpdr = __raw_readl(c->regbase + GPDR_OFFSET); - c->saved_grer = __raw_readl(c->regbase + GRER_OFFSET); - c->saved_gfer = __raw_readl(c->regbase + GFER_OFFSET); - - /* Clear GPIO transition detect bits */ - __raw_writel(0xffffffff, c->regbase + GEDR_OFFSET); - } - return 0; -} - -static int pxa_gpio_resume(struct sys_device *dev) -{ - struct pxa_gpio_chip *c; - int gpio; - - for_each_gpio_chip(gpio, c) { - /* restore level with set/clear */ - __raw_writel( c->saved_gplr, c->regbase + GPSR_OFFSET); - __raw_writel(~c->saved_gplr, c->regbase + GPCR_OFFSET); - - __raw_writel(c->saved_grer, c->regbase + GRER_OFFSET); - __raw_writel(c->saved_gfer, c->regbase + GFER_OFFSET); - __raw_writel(c->saved_gpdr, c->regbase + GPDR_OFFSET); - } - return 0; -} -#else -#define pxa_gpio_suspend NULL -#define pxa_gpio_resume NULL -#endif - -struct sysdev_class pxa_gpio_sysclass = { - .name = "gpio", - .suspend = pxa_gpio_suspend, - .resume = pxa_gpio_resume, -}; - -static int __init pxa_gpio_init(void) -{ - return sysdev_class_register(&pxa_gpio_sysclass); -} - -core_initcall(pxa_gpio_init); diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h index 2ae373fb567..3f2a01d6a03 100644 --- a/arch/arm/mach-pxa/include/mach/colibri.h +++ b/arch/arm/mach-pxa/include/mach/colibri.h @@ -1,19 +1,31 @@ #ifndef _COLIBRI_H_ #define _COLIBRI_H_ +/* + * common settings for all modules + */ + +#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) +extern void colibri_pxa3xx_init_mmc(mfp_cfg_t *pins, int len, int detect_pin); +#else +static inline void colibri_pxa3xx_init_mmc(mfp_cfg_t *, int, int) {} +#endif + +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +extern void colibri_pxa3xx_init_lcd(int bl_pin); +#else +static inline void colibri_pxa3xx_init_lcd(int) {} +#endif /* physical memory regions */ -#define COLIBRI_FLASH_PHYS (PXA_CS0_PHYS) /* Flash region */ -#define COLIBRI_ETH_PHYS (PXA_CS2_PHYS) /* Ethernet DM9000 region */ #define COLIBRI_SDRAM_BASE 0xa0000000 /* SDRAM region */ -/* virtual memory regions */ -#define COLIBRI_DISK_VIRT 0xF0000000 /* Disk On Chip region */ +/* definitions for Colibri PXA270 */ -/* size of flash */ -#define COLIBRI_FLASH_SIZE 0x02000000 /* Flash size 32 MB */ - -/* Ethernet Controller Davicom DM9000 */ -#define GPIO_DM9000 114 -#define COLIBRI_ETH_IRQ IRQ_GPIO(GPIO_DM9000) +#define COLIBRI_PXA270_FLASH_PHYS (PXA_CS0_PHYS) /* Flash region */ +#define COLIBRI_PXA270_ETH_PHYS (PXA_CS2_PHYS) /* Ethernet */ +#define COLIBRI_PXA270_ETH_IRQ_GPIO 114 +#define COLIBRI_PXA270_ETH_IRQ \ + gpio_to_irq(mfp_to_gpio(COLIBRI_PXA270_ETH_IRQ_GPIO)) #endif /* _COLIBRI_H_ */ + diff --git a/arch/arm/mach-pxa/include/mach/dma.h b/arch/arm/mach-pxa/include/mach/dma.h index b0812f59d3f..5bd55894a48 100644 --- a/arch/arm/mach-pxa/include/mach/dma.h +++ b/arch/arm/mach-pxa/include/mach/dma.h @@ -16,87 +16,6 @@ /* DMA Controller Registers Definitions */ #define DMAC_REGS_VIRT io_p2v(0x40000000) -#define DMAC_REG(x) (*((volatile u32 *)(DMAC_REGS_VIRT + (x)))) - -#define DCSR(n) DMAC_REG((n) << 2) -#define DALGN DMAC_REG(0x00a0) /* DMA Alignment Register */ -#define DINT DMAC_REG(0x00f0) /* DMA Interrupt Register */ -#define DDADR(n) DMAC_REG(0x0200 + ((n) << 4)) -#define DSADR(n) DMAC_REG(0x0204 + ((n) << 4)) -#define DTADR(n) DMAC_REG(0x0208 + ((n) << 4)) -#define DCMD(n) DMAC_REG(0x020c + ((n) << 4)) -#define DRCMR(n) DMAC_REG((((n) < 64) ? 0x0100 : 0x1100) + \ - (((n) & 0x3f) << 2)) - -#define DCSR_RUN (1 << 31) /* Run Bit (read / write) */ -#define DCSR_NODESC (1 << 30) /* No-Descriptor Fetch (read / write) */ -#define DCSR_STOPIRQEN (1 << 29) /* Stop Interrupt Enable (read / write) */ -#define DCSR_REQPEND (1 << 8) /* Request Pending (read-only) */ -#define DCSR_STOPSTATE (1 << 3) /* Stop State (read-only) */ -#define DCSR_ENDINTR (1 << 2) /* End Interrupt (read / write) */ -#define DCSR_STARTINTR (1 << 1) /* Start Interrupt (read / write) */ -#define DCSR_BUSERR (1 << 0) /* Bus Error Interrupt (read / write) */ - -#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) -#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 */ -#define DCSR_SETCMPST (1 << 25) /* Set Descriptor Compare Status */ -#define DCSR_CLRCMPST (1 << 24) /* Clear Descriptor Compare Status */ -#define DCSR_CMPST (1 << 10) /* The Descriptor Compare Status */ -#define DCSR_EORINTR (1 << 9) /* The end of Receive */ -#endif - -#define DRCMR_MAPVLD (1 << 7) /* Map Valid (read / write) */ -#define DRCMR_CHLNUM 0x1f /* mask for Channel Number (read / write) */ - -#define DDADR_DESCADDR 0xfffffff0 /* Address of next descriptor (mask) */ -#define DDADR_STOP (1 << 0) /* Stop (read / write) */ - -#define DCMD_INCSRCADDR (1 << 31) /* Source Address Increment Setting. */ -#define DCMD_INCTRGADDR (1 << 30) /* Target Address Increment Setting. */ -#define DCMD_FLOWSRC (1 << 29) /* Flow Control by the source. */ -#define DCMD_FLOWTRG (1 << 28) /* Flow Control by the target. */ -#define DCMD_STARTIRQEN (1 << 22) /* Start Interrupt Enable */ -#define DCMD_ENDIRQEN (1 << 21) /* End Interrupt Enable */ -#define DCMD_ENDIAN (1 << 18) /* Device Endian-ness. */ -#define DCMD_BURST8 (1 << 16) /* 8 byte burst */ -#define DCMD_BURST16 (2 << 16) /* 16 byte burst */ -#define DCMD_BURST32 (3 << 16) /* 32 byte burst */ -#define DCMD_WIDTH1 (1 << 14) /* 1 byte width */ -#define DCMD_WIDTH2 (2 << 14) /* 2 byte width (HalfWord) */ -#define DCMD_WIDTH4 (3 << 14) /* 4 byte width (Word) */ -#define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ - -/* - * Descriptor structure for PXA's DMA engine - * Note: this structure must always be aligned to a 16-byte boundary. - */ - -typedef struct pxa_dma_desc { - volatile u32 ddadr; /* Points to the next descriptor + flags */ - volatile u32 dsadr; /* DSADR value for the current transfer */ - volatile u32 dtadr; /* DTADR value for the current transfer */ - volatile u32 dcmd; /* DCMD value for the current transfer */ -} pxa_dma_desc; - -typedef enum { - DMA_PRIO_HIGH = 0, - DMA_PRIO_MEDIUM = 1, - DMA_PRIO_LOW = 2 -} pxa_dma_prio; - -/* - * DMA registration - */ - -int __init pxa_init_dma(int irq, int num_ch); - -int pxa_request_dma (char *name, - pxa_dma_prio prio, - void (*irq_handler)(int, void *), - void *data); - -void pxa_free_dma (int dma_ch); +#include <plat/dma.h> #endif /* _ASM_ARCH_DMA_H */ diff --git a/arch/arm/mach-pxa/include/mach/gpio.h b/arch/arm/mach-pxa/include/mach/gpio.h index c72c89a2285..b024a8b3743 100644 --- a/arch/arm/mach-pxa/include/mach/gpio.h +++ b/arch/arm/mach-pxa/include/mach/gpio.h @@ -99,40 +99,12 @@ #define GAFR(x) GPIO_REG(0x54 + (((x) & 0x70) >> 2)) -/* NOTE: some PXAs have fewer on-chip GPIOs (like PXA255, with 85). - * Those cases currently cause holes in the GPIO number space, the - * actual number of the last GPIO is recorded by 'pxa_last_gpio'. - */ -extern int pxa_last_gpio; - #define NR_BUILTIN_GPIO 128 -static inline int gpio_get_value(unsigned gpio) -{ - if (__builtin_constant_p(gpio) && (gpio < NR_BUILTIN_GPIO)) - return GPLR(gpio) & GPIO_bit(gpio); - else - return __gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - if (__builtin_constant_p(gpio) && (gpio < NR_BUILTIN_GPIO)) { - if (value) - GPSR(gpio) = GPIO_bit(gpio); - else - GPCR(gpio) = GPIO_bit(gpio); - } else { - __gpio_set_value(gpio, value); - } -} - -#define gpio_cansleep __gpio_cansleep #define gpio_to_bank(gpio) ((gpio) >> 5) #define gpio_to_irq(gpio) IRQ_GPIO(gpio) #define irq_to_gpio(irq) IRQ_TO_GPIO(irq) - #ifdef CONFIG_CPU_PXA26x /* GPIO86/87/88/89 on PXA26x have their direction bits in GPDR2 inverted, * as well as their Alternate Function value being '1' for GPIO in GAFRx. @@ -165,7 +137,5 @@ static inline int __gpio_is_occupied(unsigned gpio) return GPDR(gpio) & GPIO_bit(gpio); } -typedef int (*set_wake_t)(unsigned int irq, unsigned int on); - -extern void pxa_init_gpio(int mux_irq, int start, int end, set_wake_t fn); +#include <plat/gpio.h> #endif diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h b/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h index a72869b73ee..b13dc0269a6 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h @@ -1,7 +1,6 @@ #ifndef __ASM_ARCH_MFP_PXA25X_H #define __ASM_ARCH_MFP_PXA25X_H -#include <mach/mfp.h> #include <mach/mfp-pxa2xx.h> /* GPIO */ diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h index da4f85a4f99..6543c05f47e 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h @@ -8,7 +8,6 @@ * specific controller, and this should work in most cases. */ -#include <mach/mfp.h> #include <mach/mfp-pxa2xx.h> /* Note: GPIO3/GPIO4 will be driven by Power I2C when PCFR/PI2C_EN diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa2xx.h b/arch/arm/mach-pxa/include/mach/mfp-pxa2xx.h index 3e9211591e2..658b28ed129 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa2xx.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa2xx.h @@ -1,7 +1,7 @@ #ifndef __ASM_ARCH_MFP_PXA2XX_H #define __ASM_ARCH_MFP_PXA2XX_H -#include <mach/mfp.h> +#include <plat/mfp.h> /* * the following MFP_xxx bit definitions in mfp.h are re-used for pxa2xx: diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa300.h b/arch/arm/mach-pxa/include/mach/mfp-pxa300.h index bc1fb33a6e7..ae8441192ef 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa300.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa300.h @@ -15,7 +15,6 @@ #ifndef __ASM_ARCH_MFP_PXA300_H #define __ASM_ARCH_MFP_PXA300_H -#include <mach/mfp.h> #include <mach/mfp-pxa3xx.h> /* GPIO */ @@ -41,6 +40,7 @@ #endif /* Chip Select */ +#define GPIO1_nCS2 MFP_CFG(GPIO1, AF1) #define GPIO2_nCS3 MFP_CFG(GPIO2, AF1) /* AC97 */ diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa320.h b/arch/arm/mach-pxa/include/mach/mfp-pxa320.h index 67f8385ea54..07897e61d05 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa320.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa320.h @@ -15,7 +15,6 @@ #ifndef __ASM_ARCH_MFP_PXA320_H #define __ASM_ARCH_MFP_PXA320_H -#include <mach/mfp.h> #include <mach/mfp-pxa3xx.h> /* GPIO */ @@ -38,6 +37,7 @@ #define GPIO17_2_GPIO MFP_CFG(GPIO17_2, AF0) /* Chip Select */ +#define GPIO3_nCS2 MFP_CFG(GPIO3, AF1) #define GPIO4_nCS3 MFP_CFG(GPIO4, AF1) /* AC97 */ diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa3xx.h b/arch/arm/mach-pxa/include/mach/mfp-pxa3xx.h index 1f6b35c015d..d375195d982 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa3xx.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa3xx.h @@ -1,68 +1,9 @@ #ifndef __ASM_ARCH_MFP_PXA3XX_H #define __ASM_ARCH_MFP_PXA3XX_H -#define MFPR_BASE (0x40e10000) -#define MFPR_SIZE (PAGE_SIZE) - -/* MFPR register bit definitions */ -#define MFPR_PULL_SEL (0x1 << 15) -#define MFPR_PULLUP_EN (0x1 << 14) -#define MFPR_PULLDOWN_EN (0x1 << 13) -#define MFPR_SLEEP_SEL (0x1 << 9) -#define MFPR_SLEEP_OE_N (0x1 << 7) -#define MFPR_EDGE_CLEAR (0x1 << 6) -#define MFPR_EDGE_FALL_EN (0x1 << 5) -#define MFPR_EDGE_RISE_EN (0x1 << 4) - -#define MFPR_SLEEP_DATA(x) ((x) << 8) -#define MFPR_DRIVE(x) (((x) & 0x7) << 10) -#define MFPR_AF_SEL(x) (((x) & 0x7) << 0) +#include <plat/mfp.h> -#define MFPR_EDGE_NONE (0) -#define MFPR_EDGE_RISE (MFPR_EDGE_RISE_EN) -#define MFPR_EDGE_FALL (MFPR_EDGE_FALL_EN) -#define MFPR_EDGE_BOTH (MFPR_EDGE_RISE | MFPR_EDGE_FALL) - -/* - * Table that determines the low power modes outputs, with actual settings - * used in parentheses for don't-care values. Except for the float output, - * the configured driven and pulled levels match, so if there is a need for - * non-LPM pulled output, the same configuration could probably be used. - * - * Output value sleep_oe_n sleep_data pullup_en pulldown_en pull_sel - * (bit 7) (bit 8) (bit 14) (bit 13) (bit 15) - * - * Input 0 X(0) X(0) X(0) 0 - * Drive 0 0 0 0 X(1) 0 - * Drive 1 0 1 X(1) 0 0 - * Pull hi (1) 1 X(1) 1 0 0 - * Pull lo (0) 1 X(0) 0 1 0 - * Z (float) 1 X(0) 0 0 0 - */ -#define MFPR_LPM_INPUT (0) -#define MFPR_LPM_DRIVE_LOW (MFPR_SLEEP_DATA(0) | MFPR_PULLDOWN_EN) -#define MFPR_LPM_DRIVE_HIGH (MFPR_SLEEP_DATA(1) | MFPR_PULLUP_EN) -#define MFPR_LPM_PULL_LOW (MFPR_LPM_DRIVE_LOW | MFPR_SLEEP_OE_N) -#define MFPR_LPM_PULL_HIGH (MFPR_LPM_DRIVE_HIGH | MFPR_SLEEP_OE_N) -#define MFPR_LPM_FLOAT (MFPR_SLEEP_OE_N) -#define MFPR_LPM_MASK (0xe080) - -/* - * The pullup and pulldown state of the MFP pin at run mode is by default - * determined by the selected alternate function. In case that some buggy - * devices need to override this default behavior, the definitions below - * indicates the setting of corresponding MFPR bits - * - * Definition pull_sel pullup_en pulldown_en - * MFPR_PULL_NONE 0 0 0 - * MFPR_PULL_LOW 1 0 1 - * MFPR_PULL_HIGH 1 1 0 - * MFPR_PULL_BOTH 1 1 1 - */ -#define MFPR_PULL_NONE (0) -#define MFPR_PULL_LOW (MFPR_PULL_SEL | MFPR_PULLDOWN_EN) -#define MFPR_PULL_BOTH (MFPR_PULL_LOW | MFPR_PULLUP_EN) -#define MFPR_PULL_HIGH (MFPR_PULL_SEL | MFPR_PULLUP_EN) +#define MFPR_BASE (0x40e10000) /* PXA3xx common MFP configurations - processor specific ones defined * in mfp-pxa300.h and mfp-pxa320.h @@ -197,56 +138,21 @@ #define GPIO5_2_GPIO MFP_CFG(GPIO5_2, AF0) #define GPIO6_2_GPIO MFP_CFG(GPIO6_2, AF0) -/* - * each MFP pin will have a MFPR register, since the offset of the - * register varies between processors, the processor specific code - * should initialize the pin offsets by pxa3xx_mfp_init_addr() - * - * pxa3xx_mfp_init_addr - accepts a table of "pxa3xx_mfp_addr_map" - * structure, which represents a range of MFP pins from "start" to - * "end", with the offset begining at "offset", to define a single - * pin, let "end" = -1 - * - * use - * - * MFP_ADDR_X() to define a range of pins - * MFP_ADDR() to define a single pin - * MFP_ADDR_END to signal the end of pin offset definitions - */ -struct pxa3xx_mfp_addr_map { - unsigned int start; - unsigned int end; - unsigned long offset; -}; - -#define MFP_ADDR_X(start, end, offset) \ - { MFP_PIN_##start, MFP_PIN_##end, offset } - -#define MFP_ADDR(pin, offset) \ - { MFP_PIN_##pin, -1, offset } - -#define MFP_ADDR_END { MFP_PIN_INVALID, 0 } - -/* - * pxa3xx_mfp_read()/pxa3xx_mfp_write() - for direct read/write access - * to the MFPR register - */ -unsigned long pxa3xx_mfp_read(int mfp); -void pxa3xx_mfp_write(int mfp, unsigned long mfpr_val); - -/* - * pxa3xx_mfp_config - configure the MFPR registers - * - * used by board specific initialization code - */ -void pxa3xx_mfp_config(unsigned long *mfp_cfgs, int num); - -/* - * pxa3xx_mfp_init_addr() - initialize the mapping between mfp pin - * index and MFPR register offset - * - * used by processor specific code +/* NOTE: usage of these two functions is not recommended, + * use pxa3xx_mfp_config() instead. */ -void __init pxa3xx_mfp_init_addr(struct pxa3xx_mfp_addr_map *); -void __init pxa3xx_init_mfp(void); +static inline unsigned long pxa3xx_mfp_read(int mfp) +{ + return mfp_read(mfp); +} + +static inline void pxa3xx_mfp_write(int mfp, unsigned long val) +{ + mfp_write(mfp, val); +} + +static inline void pxa3xx_mfp_config(unsigned long *mfp_cfg, int num) +{ + mfp_config(mfp_cfg, num); +} #endif /* __ASM_ARCH_MFP_PXA3XX_H */ diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa930.h b/arch/arm/mach-pxa/include/mach/mfp-pxa930.h index fa73f56a137..0d119d3b922 100644 --- a/arch/arm/mach-pxa/include/mach/mfp-pxa930.h +++ b/arch/arm/mach-pxa/include/mach/mfp-pxa930.h @@ -13,7 +13,6 @@ #ifndef __ASM_ARCH_MFP_PXA9xx_H #define __ASM_ARCH_MFP_PXA9xx_H -#include <mach/mfp.h> #include <mach/mfp-pxa3xx.h> /* GPIO */ diff --git a/arch/arm/mach-pxa/mfp-pxa3xx.c b/arch/arm/mach-pxa/mfp-pxa3xx.c index eb197a6e8e9..7a270eecd48 100644 --- a/arch/arm/mach-pxa/mfp-pxa3xx.c +++ b/arch/arm/mach-pxa/mfp-pxa3xx.c @@ -20,183 +20,9 @@ #include <linux/sysdev.h> #include <mach/hardware.h> -#include <mach/mfp.h> #include <mach/mfp-pxa3xx.h> #include <mach/pxa3xx-regs.h> -/* mfp_spin_lock is used to ensure that MFP register configuration - * (most likely a read-modify-write operation) is atomic, and that - * mfp_table[] is consistent - */ -static DEFINE_SPINLOCK(mfp_spin_lock); - -static void __iomem *mfpr_mmio_base = (void __iomem *)&__REG(MFPR_BASE); - -struct pxa3xx_mfp_pin { - unsigned long config; /* -1 for not configured */ - unsigned long mfpr_off; /* MFPRxx Register offset */ - unsigned long mfpr_run; /* Run-Mode Register Value */ - unsigned long mfpr_lpm; /* Low Power Mode Register Value */ -}; - -static struct pxa3xx_mfp_pin mfp_table[MFP_PIN_MAX]; - -/* mapping of MFP_LPM_* definitions to MFPR_LPM_* register bits */ -static const unsigned long mfpr_lpm[] = { - MFPR_LPM_INPUT, - MFPR_LPM_DRIVE_LOW, - MFPR_LPM_DRIVE_HIGH, - MFPR_LPM_PULL_LOW, - MFPR_LPM_PULL_HIGH, - MFPR_LPM_FLOAT, -}; - -/* mapping of MFP_PULL_* definitions to MFPR_PULL_* register bits */ -static const unsigned long mfpr_pull[] = { - MFPR_PULL_NONE, - MFPR_PULL_LOW, - MFPR_PULL_HIGH, - MFPR_PULL_BOTH, -}; - -/* mapping of MFP_LPM_EDGE_* definitions to MFPR_EDGE_* register bits */ -static const unsigned long mfpr_edge[] = { - MFPR_EDGE_NONE, - MFPR_EDGE_RISE, - MFPR_EDGE_FALL, - MFPR_EDGE_BOTH, -}; - -#define mfpr_readl(off) \ - __raw_readl(mfpr_mmio_base + (off)) - -#define mfpr_writel(off, val) \ - __raw_writel(val, mfpr_mmio_base + (off)) - -#define mfp_configured(p) ((p)->config != -1) - -/* - * perform a read-back of any MFPR register to make sure the - * previous writings are finished - */ -#define mfpr_sync() (void)__raw_readl(mfpr_mmio_base + 0) - -static inline void __mfp_config_run(struct pxa3xx_mfp_pin *p) -{ - if (mfp_configured(p)) - mfpr_writel(p->mfpr_off, p->mfpr_run); -} - -static inline void __mfp_config_lpm(struct pxa3xx_mfp_pin *p) -{ - if (mfp_configured(p)) { - unsigned long mfpr_clr = (p->mfpr_run & ~MFPR_EDGE_BOTH) | MFPR_EDGE_CLEAR; - if (mfpr_clr != p->mfpr_run) - mfpr_writel(p->mfpr_off, mfpr_clr); - if (p->mfpr_lpm != mfpr_clr) - mfpr_writel(p->mfpr_off, p->mfpr_lpm); - } -} - -void pxa3xx_mfp_config(unsigned long *mfp_cfgs, int num) -{ - unsigned long flags; - int i; - - spin_lock_irqsave(&mfp_spin_lock, flags); - - for (i = 0; i < num; i++, mfp_cfgs++) { - unsigned long tmp, c = *mfp_cfgs; - struct pxa3xx_mfp_pin *p; - int pin, af, drv, lpm, edge, pull; - - pin = MFP_PIN(c); - BUG_ON(pin >= MFP_PIN_MAX); - p = &mfp_table[pin]; - - af = MFP_AF(c); - drv = MFP_DS(c); - lpm = MFP_LPM_STATE(c); - edge = MFP_LPM_EDGE(c); - pull = MFP_PULL(c); - - /* run-mode pull settings will conflict with MFPR bits of - * low power mode state, calculate mfpr_run and mfpr_lpm - * individually if pull != MFP_PULL_NONE - */ - tmp = MFPR_AF_SEL(af) | MFPR_DRIVE(drv); - - if (likely(pull == MFP_PULL_NONE)) { - p->mfpr_run = tmp | mfpr_lpm[lpm] | mfpr_edge[edge]; - p->mfpr_lpm = p->mfpr_run; - } else { - p->mfpr_lpm = tmp | mfpr_lpm[lpm] | mfpr_edge[edge]; - p->mfpr_run = tmp | mfpr_pull[pull]; - } - - p->config = c; __mfp_config_run(p); - } - - mfpr_sync(); - spin_unlock_irqrestore(&mfp_spin_lock, flags); -} - -unsigned long pxa3xx_mfp_read(int mfp) -{ - unsigned long val, flags; - - BUG_ON(mfp >= MFP_PIN_MAX); - - spin_lock_irqsave(&mfp_spin_lock, flags); - val = mfpr_readl(mfp_table[mfp].mfpr_off); - spin_unlock_irqrestore(&mfp_spin_lock, flags); - - return val; -} - -void pxa3xx_mfp_write(int mfp, unsigned long val) -{ - unsigned long flags; - - BUG_ON(mfp >= MFP_PIN_MAX); - - spin_lock_irqsave(&mfp_spin_lock, flags); - mfpr_writel(mfp_table[mfp].mfpr_off, val); - mfpr_sync(); - spin_unlock_irqrestore(&mfp_spin_lock, flags); -} - -void __init pxa3xx_mfp_init_addr(struct pxa3xx_mfp_addr_map *map) -{ - struct pxa3xx_mfp_addr_map *p; - unsigned long offset, flags; - int i; - - spin_lock_irqsave(&mfp_spin_lock, flags); - - for (p = map; p->start != MFP_PIN_INVALID; p++) { - offset = p->offset; - i = p->start; - - do { - mfp_table[i].mfpr_off = offset; - mfp_table[i].mfpr_run = 0; - mfp_table[i].mfpr_lpm = 0; - offset += 4; i++; - } while ((i <= p->end) && (p->end != -1)); - } - - spin_unlock_irqrestore(&mfp_spin_lock, flags); -} - -void __init pxa3xx_init_mfp(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(mfp_table); i++) - mfp_table[i].config = -1; -} - #ifdef CONFIG_PM /* * Configure the MFPs appropriately for suspend/resume. @@ -207,23 +33,13 @@ void __init pxa3xx_init_mfp(void) */ static int pxa3xx_mfp_suspend(struct sys_device *d, pm_message_t state) { - int pin; - - for (pin = 0; pin < ARRAY_SIZE(mfp_table); pin++) { - struct pxa3xx_mfp_pin *p = &mfp_table[pin]; - __mfp_config_lpm(p); - } + mfp_config_lpm(); return 0; } static int pxa3xx_mfp_resume(struct sys_device *d) { - int pin; - - for (pin = 0; pin < ARRAY_SIZE(mfp_table); pin++) { - struct pxa3xx_mfp_pin *p = &mfp_table[pin]; - __mfp_config_run(p); - } + mfp_config_run(); /* clear RDH bit when MFP settings are restored * @@ -231,7 +47,6 @@ static int pxa3xx_mfp_resume(struct sys_device *d) * preserve them here in case they will be referenced later */ ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S); - return 0; } #else diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c index 37bb12d13ca..4ba6d21f851 100644 --- a/arch/arm/mach-pxa/pxa300.c +++ b/arch/arm/mach-pxa/pxa300.c @@ -23,7 +23,7 @@ #include "devices.h" #include "clock.h" -static struct pxa3xx_mfp_addr_map pxa300_mfp_addr_map[] __initdata = { +static struct mfp_addr_map pxa300_mfp_addr_map[] __initdata = { MFP_ADDR_X(GPIO0, GPIO2, 0x00b4), MFP_ADDR_X(GPIO3, GPIO26, 0x027c), @@ -72,7 +72,7 @@ static struct pxa3xx_mfp_addr_map pxa300_mfp_addr_map[] __initdata = { }; /* override pxa300 MFP register addresses */ -static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = { +static struct mfp_addr_map pxa310_mfp_addr_map[] __initdata = { MFP_ADDR_X(GPIO30, GPIO98, 0x0418), MFP_ADDR_X(GPIO7_2, GPIO12_2, 0x052C), @@ -98,13 +98,13 @@ static struct clk_lookup pxa310_clkregs[] = { static int __init pxa300_init(void) { if (cpu_is_pxa300() || cpu_is_pxa310()) { - pxa3xx_init_mfp(); - pxa3xx_mfp_init_addr(pxa300_mfp_addr_map); + mfp_init_base(io_p2v(MFPR_BASE)); + mfp_init_addr(pxa300_mfp_addr_map); clks_register(ARRAY_AND_SIZE(common_clkregs)); } if (cpu_is_pxa310()) { - pxa3xx_mfp_init_addr(pxa310_mfp_addr_map); + mfp_init_addr(pxa310_mfp_addr_map); clks_register(ARRAY_AND_SIZE(pxa310_clkregs)); } diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c index e708f4e0eca..8b3d97efada 100644 --- a/arch/arm/mach-pxa/pxa320.c +++ b/arch/arm/mach-pxa/pxa320.c @@ -23,7 +23,7 @@ #include "devices.h" #include "clock.h" -static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = { +static struct mfp_addr_map pxa320_mfp_addr_map[] __initdata = { MFP_ADDR_X(GPIO0, GPIO4, 0x0124), MFP_ADDR_X(GPIO5, GPIO9, 0x028C), @@ -86,8 +86,8 @@ static struct clk_lookup pxa320_clkregs[] = { static int __init pxa320_init(void) { if (cpu_is_pxa320()) { - pxa3xx_init_mfp(); - pxa3xx_mfp_init_addr(pxa320_mfp_addr_map); + mfp_init_base(io_p2v(MFPR_BASE)); + mfp_init_addr(pxa320_mfp_addr_map); clks_register(ARRAY_AND_SIZE(pxa320_clkregs)); } diff --git a/arch/arm/mach-pxa/pxa930.c b/arch/arm/mach-pxa/pxa930.c index f15dfa55f27..71131742fff 100644 --- a/arch/arm/mach-pxa/pxa930.c +++ b/arch/arm/mach-pxa/pxa930.c @@ -18,7 +18,7 @@ #include <mach/pxa930.h> -static struct pxa3xx_mfp_addr_map pxa930_mfp_addr_map[] __initdata = { +static struct mfp_addr_map pxa930_mfp_addr_map[] __initdata = { MFP_ADDR(GPIO0, 0x02e0), MFP_ADDR(GPIO1, 0x02dc), @@ -179,8 +179,8 @@ static struct pxa3xx_mfp_addr_map pxa930_mfp_addr_map[] __initdata = { static int __init pxa930_init(void) { if (cpu_is_pxa930()) { - pxa3xx_init_mfp(); - pxa3xx_mfp_init_addr(pxa930_mfp_addr_map); + mfp_init_base(io_p2v(MFPR_BASE)); + mfp_init_addr(pxa930_mfp_addr_map); } return 0; diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 4f6f5024884..6e8ade6ae33 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -919,7 +919,7 @@ static void __init tosa_init(void) pxa2xx_set_spi_info(2, &pxa_ssp_master_info); spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); - clk_add_alias("CLK_CK3P6MI", &tc6393xb_device.dev, "GPIO11_CLK", NULL); + clk_add_alias("CLK_CK3P6MI", tc6393xb_device.name, "GPIO11_CLK", NULL); platform_add_devices(devices, ARRAY_SIZE(devices)); } |