diff options
Diffstat (limited to 'arch/arm/plat-s5p')
| -rw-r--r-- | arch/arm/plat-s5p/Kconfig | 5 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/dev-ehci.c | 57 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/include/plat/ehci.h | 21 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/include/plat/map-s5p.h | 2 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/include/plat/usb-phy.h | 22 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/irq-gpioint.c | 116 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/irq-pm.c | 7 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/irq.c | 6 | ||||
| -rw-r--r-- | arch/arm/plat-s5p/s5p-time.c | 58 |
10 files changed, 154 insertions, 141 deletions
diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig index 84922971658..6751bcf7b88 100644 --- a/arch/arm/plat-s5p/Kconfig +++ b/arch/arm/plat-s5p/Kconfig @@ -85,6 +85,11 @@ config S5P_DEV_CSIS1 help Compile in platform device definitions for MIPI-CSIS channel 1 +config S5P_DEV_USB_EHCI + bool + help + Compile in platform device definition for USB EHCI + config S5P_SETUP_MIPIPHY bool help diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile index 42afff7f60b..e234cc4d49a 100644 --- a/arch/arm/plat-s5p/Makefile +++ b/arch/arm/plat-s5p/Makefile @@ -33,4 +33,5 @@ obj-$(CONFIG_S5P_DEV_FIMC3) += dev-fimc3.o obj-$(CONFIG_S5P_DEV_ONENAND) += dev-onenand.o obj-$(CONFIG_S5P_DEV_CSIS0) += dev-csis0.o obj-$(CONFIG_S5P_DEV_CSIS1) += dev-csis1.o +obj-$(CONFIG_S5P_DEV_USB_EHCI) += dev-ehci.o obj-$(CONFIG_S5P_SETUP_MIPIPHY) += setup-mipiphy.o diff --git a/arch/arm/plat-s5p/dev-ehci.c b/arch/arm/plat-s5p/dev-ehci.c new file mode 100644 index 00000000000..94080fff9e9 --- /dev/null +++ b/arch/arm/plat-s5p/dev-ehci.c @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2011 Samsung Electronics Co.Ltd + * Author: Joonyoung Shim <jy0922.shim@samsung.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. + * + */ + +#include <linux/platform_device.h> +#include <mach/irqs.h> +#include <mach/map.h> +#include <plat/devs.h> +#include <plat/ehci.h> +#include <plat/usb-phy.h> + +/* USB EHCI Host Controller registration */ +static struct resource s5p_ehci_resource[] = { + [0] = { + .start = S5P_PA_EHCI, + .end = S5P_PA_EHCI + SZ_256 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_USB_HOST, + .end = IRQ_USB_HOST, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 s5p_device_ehci_dmamask = 0xffffffffUL; + +struct platform_device s5p_device_ehci = { + .name = "s5p-ehci", + .id = -1, + .num_resources = ARRAY_SIZE(s5p_ehci_resource), + .resource = s5p_ehci_resource, + .dev = { + .dma_mask = &s5p_device_ehci_dmamask, + .coherent_dma_mask = 0xffffffffUL + } +}; + +void __init s5p_ehci_set_platdata(struct s5p_ehci_platdata *pd) +{ + struct s5p_ehci_platdata *npd; + + npd = s3c_set_platdata(pd, sizeof(struct s5p_ehci_platdata), + &s5p_device_ehci); + + if (!npd->phy_init) + npd->phy_init = s5p_usb_phy_init; + if (!npd->phy_exit) + npd->phy_exit = s5p_usb_phy_exit; +} diff --git a/arch/arm/plat-s5p/include/plat/ehci.h b/arch/arm/plat-s5p/include/plat/ehci.h new file mode 100644 index 00000000000..6ae6810c756 --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/ehci.h @@ -0,0 +1,21 @@ +/* + * Copyright (C) 2011 Samsung Electronics Co.Ltd + * Author: Joonyoung Shim <jy0922.shim@samsung.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. + */ + +#ifndef __PLAT_S5P_EHCI_H +#define __PLAT_S5P_EHCI_H + +struct s5p_ehci_platdata { + int (*phy_init)(struct platform_device *pdev, int type); + int (*phy_exit)(struct platform_device *pdev, int type); +}; + +extern void s5p_ehci_set_platdata(struct s5p_ehci_platdata *pd); + +#endif /* __PLAT_S5P_EHCI_H */ diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h index d973d39666a..a6c3d327ce7 100644 --- a/arch/arm/plat-s5p/include/plat/map-s5p.h +++ b/arch/arm/plat-s5p/include/plat/map-s5p.h @@ -39,7 +39,7 @@ #define S5P_VA_TWD S5P_VA_COREPERI(0x600) #define S5P_VA_GIC_DIST S5P_VA_COREPERI(0x1000) -#define S3C_VA_USB_HSPHY S3C_ADDR(0x02900000) +#define S5P_VA_USB_HSPHY S3C_ADDR(0x02900000) #define VA_VIC(x) (S3C_VA_IRQ + ((x) * 0x10000)) #define VA_VIC0 VA_VIC(0) diff --git a/arch/arm/plat-s5p/include/plat/usb-phy.h b/arch/arm/plat-s5p/include/plat/usb-phy.h new file mode 100644 index 00000000000..6dd6bcfca3c --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/usb-phy.h @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2011 Samsung Electronics Co.Ltd + * Author: Joonyoung Shim <jy0922.shim@samsung.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. + */ + +#ifndef __PLAT_S5P_USB_PHY_H +#define __PLAT_S5P_USB_PHY_H + +enum s5p_usb_phy_type { + S5P_USB_PHY_DEVICE, + S5P_USB_PHY_HOST, +}; + +extern int s5p_usb_phy_init(struct platform_device *pdev, int type); +extern int s5p_usb_phy_exit(struct platform_device *pdev, int type); + +#endif /* __PLAT_S5P_REGS_USB_PHY_H */ diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c index cd6d67c8382..135abda31c9 100644 --- a/arch/arm/plat-s5p/irq-gpioint.c +++ b/arch/arm/plat-s5p/irq-gpioint.c @@ -41,72 +41,11 @@ struct s5p_gpioint_bank { LIST_HEAD(banks); -static int s5p_gpioint_get_offset(struct irq_data *data) +static int s5p_gpioint_set_type(struct irq_data *d, unsigned int type) { - struct s3c_gpio_chip *chip = irq_data_get_irq_handler_data(data); - return data->irq - chip->irq_base; -} - -static void s5p_gpioint_ack(struct irq_data *data) -{ - struct s3c_gpio_chip *chip = irq_data_get_irq_handler_data(data); - int group, offset, pend_offset; - unsigned int value; - - group = chip->group; - offset = s5p_gpioint_get_offset(data); - pend_offset = REG_OFFSET(group); - - value = __raw_readl(GPIO_BASE(chip) + PEND_OFFSET + pend_offset); - value |= BIT(offset); - __raw_writel(value, GPIO_BASE(chip) + PEND_OFFSET + pend_offset); -} - -static void s5p_gpioint_mask(struct irq_data *data) -{ - struct s3c_gpio_chip *chip = irq_data_get_irq_handler_data(data); - int group, offset, mask_offset; - unsigned int value; - - group = chip->group; - offset = s5p_gpioint_get_offset(data); - mask_offset = REG_OFFSET(group); - - value = __raw_readl(GPIO_BASE(chip) + MASK_OFFSET + mask_offset); - value |= BIT(offset); - __raw_writel(value, GPIO_BASE(chip) + MASK_OFFSET + mask_offset); -} - -static void s5p_gpioint_unmask(struct irq_data *data) -{ - struct s3c_gpio_chip *chip = irq_data_get_irq_handler_data(data); - int group, offset, mask_offset; - unsigned int value; - - group = chip->group; - offset = s5p_gpioint_get_offset(data); - mask_offset = REG_OFFSET(group); - - value = __raw_readl(GPIO_BASE(chip) + MASK_OFFSET + mask_offset); - value &= ~BIT(offset); - __raw_writel(value, GPIO_BASE(chip) + MASK_OFFSET + mask_offset); -} - -static void s5p_gpioint_mask_ack(struct irq_data *data) -{ - s5p_gpioint_mask(data); - s5p_gpioint_ack(data); -} - -static int s5p_gpioint_set_type(struct irq_data *data, unsigned int type) -{ - struct s3c_gpio_chip *chip = irq_data_get_irq_handler_data(data); - int group, offset, con_offset; - unsigned int value; - - group = chip->group; - offset = s5p_gpioint_get_offset(data); - con_offset = REG_OFFSET(group); + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct irq_chip_type *ct = gc->chip_types; + unsigned int shift = (d->irq - gc->irq_base) << 2; switch (type) { case IRQ_TYPE_EDGE_RISING: @@ -130,23 +69,12 @@ static int s5p_gpioint_set_type(struct irq_data *data, unsigned int type) return -EINVAL; } - value = __raw_readl(GPIO_BASE(chip) + CON_OFFSET + con_offset); - value &= ~(0x7 << (offset * 0x4)); - value |= (type << (offset * 0x4)); - __raw_writel(value, GPIO_BASE(chip) + CON_OFFSET + con_offset); - + gc->type_cache &= ~(0x7 << shift); + gc->type_cache |= type << shift; + writel(gc->type_cache, gc->reg_base + ct->regs.type); return 0; } -static struct irq_chip s5p_gpioint = { - .name = "s5p_gpioint", - .irq_ack = s5p_gpioint_ack, - .irq_mask = s5p_gpioint_mask, - .irq_mask_ack = s5p_gpioint_mask_ack, - .irq_unmask = s5p_gpioint_unmask, - .irq_set_type = s5p_gpioint_set_type, -}; - static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc) { struct s5p_gpioint_bank *bank = irq_get_handler_data(irq); @@ -179,9 +107,10 @@ static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc) static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) { static int used_gpioint_groups = 0; - int irq, group = chip->group; - int i; + int group = chip->group; struct s5p_gpioint_bank *bank = NULL; + struct irq_chip_generic *gc; + struct irq_chip_type *ct; if (used_gpioint_groups >= S5P_GPIOINT_GROUP_COUNT) return -ENOMEM; @@ -211,19 +140,28 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) * chained GPIO irq has been successfully registered, allocate new gpio * int group and assign irq nubmers */ - chip->irq_base = S5P_GPIOINT_BASE + used_gpioint_groups * S5P_GPIOINT_GROUP_SIZE; used_gpioint_groups++; bank->chips[group - bank->start] = chip; - for (i = 0; i < chip->chip.ngpio; i++) { - irq = chip->irq_base + i; - irq_set_chip(irq, &s5p_gpioint); - irq_set_handler_data(irq, chip); - irq_set_handler(irq, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - } + + gc = irq_alloc_generic_chip("s5p_gpioint", 1, chip->irq_base, + (void __iomem *)GPIO_BASE(chip), + handle_level_irq); + if (!gc) + return -ENOMEM; + ct = gc->chip_types; + ct->chip.irq_ack = irq_gc_ack; + ct->chip.irq_mask = irq_gc_mask_set_bit; + ct->chip.irq_unmask = irq_gc_mask_clr_bit; + ct->chip.irq_set_type = s5p_gpioint_set_type, + ct->regs.ack = PEND_OFFSET + REG_OFFSET(chip->group); + ct->regs.mask = MASK_OFFSET + REG_OFFSET(chip->group); + ct->regs.type = CON_OFFSET + REG_OFFSET(chip->group); + irq_setup_generic_chip(gc, IRQ_MSK(chip->chip.ngpio), + IRQ_GC_INIT_MASK_CACHE, + IRQ_NOREQUEST | IRQ_NOPROBE, 0); return 0; } diff --git a/arch/arm/plat-s5p/irq-pm.c b/arch/arm/plat-s5p/irq-pm.c index 5259ad458bc..327acb3a446 100644 --- a/arch/arm/plat-s5p/irq-pm.c +++ b/arch/arm/plat-s5p/irq-pm.c @@ -16,7 +16,6 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/interrupt.h> -#include <linux/sysdev.h> #include <plat/cpu.h> #include <plat/irqs.h> @@ -77,17 +76,15 @@ static struct sleep_save eint_save[] = { SAVE_ITEM(S5P_EINT_MASK(3)), }; -int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state) +int s3c24xx_irq_suspend(void) { s3c_pm_do_save(eint_save, ARRAY_SIZE(eint_save)); return 0; } -int s3c24xx_irq_resume(struct sys_device *dev) +void s3c24xx_irq_resume(void) { s3c_pm_do_restore(eint_save, ARRAY_SIZE(eint_save)); - - return 0; } diff --git a/arch/arm/plat-s5p/irq.c b/arch/arm/plat-s5p/irq.c index 5560b12035d..a97c08957f4 100644 --- a/arch/arm/plat-s5p/irq.c +++ b/arch/arm/plat-s5p/irq.c @@ -64,11 +64,7 @@ void __init s5p_init_irq(u32 *vic, u32 num_vic) vic_init(VA_VIC(irq), VIC_BASE(irq), vic[irq], 0); #endif - s3c_init_vic_timer_irq(IRQ_TIMER0_VIC, IRQ_TIMER0); - s3c_init_vic_timer_irq(IRQ_TIMER1_VIC, IRQ_TIMER1); - s3c_init_vic_timer_irq(IRQ_TIMER2_VIC, IRQ_TIMER2); - s3c_init_vic_timer_irq(IRQ_TIMER3_VIC, IRQ_TIMER3); - s3c_init_vic_timer_irq(IRQ_TIMER4_VIC, IRQ_TIMER4); + s3c_init_vic_timer_irq(5, IRQ_TIMER0); s3c_init_uart_irqs(uart_irqs, ARRAY_SIZE(uart_irqs)); } diff --git a/arch/arm/plat-s5p/s5p-time.c b/arch/arm/plat-s5p/s5p-time.c index 8090403eec0..899a8cc011f 100644 --- a/arch/arm/plat-s5p/s5p-time.c +++ b/arch/arm/plat-s5p/s5p-time.c @@ -290,7 +290,7 @@ static void __init s5p_clockevent_init(void) setup_irq(irq_number, &s5p_clock_event_irq); } -static cycle_t s5p_timer_read(struct clocksource *cs) +static void __iomem *s5p_timer_reg(void) { unsigned long offset = 0; @@ -308,10 +308,17 @@ static cycle_t s5p_timer_read(struct clocksource *cs) default: printk(KERN_ERR "Invalid Timer %d\n", timer_source.source_id); - return 0; + return NULL; } - return (cycle_t) ~__raw_readl(S3C_TIMERREG(offset)); + return S3C_TIMERREG(offset); +} + +static cycle_t s5p_timer_read(struct clocksource *cs) +{ + void __iomem *reg = s5p_timer_reg(); + + return (cycle_t) (reg ? ~__raw_readl(reg) : 0); } /* @@ -325,53 +332,22 @@ static DEFINE_CLOCK_DATA(cd); unsigned long long notrace sched_clock(void) { - u32 cyc; - unsigned long offset = 0; - - switch (timer_source.source_id) { - case S5P_PWM0: - case S5P_PWM1: - case S5P_PWM2: - case S5P_PWM3: - offset = (timer_source.source_id * 0x0c) + 0x14; - break; - - case S5P_PWM4: - offset = 0x40; - break; + void __iomem *reg = s5p_timer_reg(); - default: - printk(KERN_ERR "Invalid Timer %d\n", timer_source.source_id); + if (!reg) return 0; - } - cyc = ~__raw_readl(S3C_TIMERREG(offset)); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); + return cyc_to_sched_clock(&cd, ~__raw_readl(reg), (u32)~0); } static void notrace s5p_update_sched_clock(void) { - u32 cyc; - unsigned long offset = 0; + void __iomem *reg = s5p_timer_reg(); - switch (timer_source.source_id) { - case S5P_PWM0: - case S5P_PWM1: - case S5P_PWM2: - case S5P_PWM3: - offset = (timer_source.source_id * 0x0c) + 0x14; - break; - - case S5P_PWM4: - offset = 0x40; - break; - - default: - printk(KERN_ERR "Invalid Timer %d\n", timer_source.source_id); - } + if (!reg) + return; - cyc = ~__raw_readl(S3C_TIMERREG(offset)); - update_sched_clock(&cd, cyc, (u32)~0); + update_sched_clock(&cd, ~__raw_readl(reg), (u32)~0); } struct clocksource time_clocksource = { |