diff options
Diffstat (limited to 'arch/arm/mach-mmp')
| -rw-r--r-- | arch/arm/mach-mmp/Kconfig | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/Makefile | 5 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/aspenite.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/common.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/devices.c | 14 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/entry-macro.S | 26 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/gpio.h | 8 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/pxa168.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/pxa910.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/timex.h | 13 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/irq.c | 463 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/mmp-dt.c | 8 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/mmp2-dt.c | 8 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/mmp2.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/pm-mmp2.c | 16 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/pm-pxa910.c | 20 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/pxa910.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/time.c | 16 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/ttc_dkb.c | 24 |
19 files changed, 59 insertions, 585 deletions
diff --git a/arch/arm/mach-mmp/Kconfig b/arch/arm/mach-mmp/Kconfig index ebdda8346a2..ebdba87b967 100644 --- a/arch/arm/mach-mmp/Kconfig +++ b/arch/arm/mach-mmp/Kconfig @@ -136,4 +136,7 @@ config USB_EHCI_MV_U2O help Enables support for OTG controller which can be switched to host mode. +config MMP_SRAM + bool + endif diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile index 095c155d6fb..98f0f6388e4 100644 --- a/arch/arm/mach-mmp/Makefile +++ b/arch/arm/mach-mmp/Makefile @@ -2,12 +2,13 @@ # Makefile for Marvell's PXA168 processors line # -obj-y += common.o devices.o time.o irq.o +obj-y += common.o devices.o time.o # SoC support obj-$(CONFIG_CPU_PXA168) += pxa168.o obj-$(CONFIG_CPU_PXA910) += pxa910.o -obj-$(CONFIG_CPU_MMP2) += mmp2.o sram.o +obj-$(CONFIG_CPU_MMP2) += mmp2.o +obj-$(CONFIG_MMP_SRAM) += sram.o ifeq ($(CONFIG_COMMON_CLK), ) obj-y += clock.o diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c index 0c002099c3a..7e0248582ef 100644 --- a/arch/arm/mach-mmp/aspenite.c +++ b/arch/arm/mach-mmp/aspenite.c @@ -231,7 +231,7 @@ static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = { .debounce_interval = 30, }; -#if defined(CONFIG_USB_EHCI_MV) +#if IS_ENABLED(CONFIG_USB_EHCI_MV) static struct mv_usb_platform_data pxa168_sph_pdata = { .mode = MV_USB_MODE_HOST, .phy_init = pxa_usb_phy_init, @@ -258,7 +258,7 @@ static void __init common_init(void) /* off-chip devices */ platform_device_register(&smc91x_device); -#if defined(CONFIG_USB_EHCI_MV) +#if IS_ENABLED(CONFIG_USB_EHCI_MV) pxa168_add_usb_host(&pxa168_sph_pdata); #endif } diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h index 991d7e9877d..cf445bae6d7 100644 --- a/arch/arm/mach-mmp/common.h +++ b/arch/arm/mach-mmp/common.h @@ -3,7 +3,6 @@ extern void timer_init(int irq); -extern void __init icu_init_irq(void); extern void __init mmp_map_io(void); extern void mmp_restart(enum reboot_mode, const char *); extern void __init pxa168_clk_init(void); diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c index dd2d8b103cc..2bcb766af05 100644 --- a/arch/arm/mach-mmp/devices.c +++ b/arch/arm/mach-mmp/devices.c @@ -72,7 +72,7 @@ int __init pxa_register_device(struct pxa_device_desc *desc, return platform_device_add(pdev); } -#if defined(CONFIG_USB) || defined(CONFIG_USB_GADGET) +#if IS_ENABLED(CONFIG_USB) || IS_ENABLED(CONFIG_USB_GADGET) /***************************************************************************** * The registers read/write routines @@ -112,9 +112,9 @@ static void u2o_write(void __iomem *base, unsigned int offset, readl_relaxed(base + offset); } -#if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV) +#if IS_ENABLED(CONFIG_USB_MV_UDC) || IS_ENABLED(CONFIG_USB_EHCI_MV) -#if defined(CONFIG_CPU_PXA910) || defined(CONFIG_CPU_PXA168) +#if IS_ENABLED(CONFIG_CPU_PXA910) || IS_ENABLED(CONFIG_CPU_PXA168) static DEFINE_MUTEX(phy_lock); static int phy_init_cnt; @@ -238,10 +238,10 @@ void pxa_usb_phy_deinit(void __iomem *phy_reg) #endif #endif -#ifdef CONFIG_USB_SUPPORT +#if IS_ENABLED(CONFIG_USB_SUPPORT) static u64 usb_dma_mask = ~(u32)0; -#ifdef CONFIG_USB_MV_UDC +#if IS_ENABLED(CONFIG_USB_MV_UDC) struct resource pxa168_u2o_resources[] = { /* regbase */ [0] = { @@ -276,7 +276,7 @@ struct platform_device pxa168_device_u2o = { }; #endif /* CONFIG_USB_MV_UDC */ -#ifdef CONFIG_USB_EHCI_MV_U2O +#if IS_ENABLED(CONFIG_USB_EHCI_MV_U2O) struct resource pxa168_u2oehci_resources[] = { /* regbase */ [0] = { @@ -312,7 +312,7 @@ struct platform_device pxa168_device_u2oehci = { }; #endif -#if defined(CONFIG_USB_MV_OTG) +#if IS_ENABLED(CONFIG_USB_MV_OTG) struct resource pxa168_u2ootg_resources[] = { /* regbase */ [0] = { diff --git a/arch/arm/mach-mmp/include/mach/entry-macro.S b/arch/arm/mach-mmp/include/mach/entry-macro.S deleted file mode 100644 index bd152e24e6d..00000000000 --- a/arch/arm/mach-mmp/include/mach/entry-macro.S +++ /dev/null @@ -1,26 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/entry-macro.S - * - * 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 <asm/irq.h> -#include <mach/regs-icu.h> - - .macro get_irqnr_preamble, base, tmp - mrc p15, 0, \tmp, c0, c0, 0 @ CPUID - and \tmp, \tmp, #0xff00 - cmp \tmp, #0x5800 - ldr \base, =mmp_icu_base - ldr \base, [\base, #0] - addne \base, \base, #0x10c @ PJ1 AP INT SEL register - addeq \base, \base, #0x104 @ PJ4 IRQ SEL register - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \tmp, [\base, #0] - and \irqnr, \tmp, #0x3f - tst \tmp, #(1 << 6) - .endm diff --git a/arch/arm/mach-mmp/include/mach/gpio.h b/arch/arm/mach-mmp/include/mach/gpio.h deleted file mode 100644 index 13219ebf512..00000000000 --- a/arch/arm/mach-mmp/include/mach/gpio.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef __ASM_MACH_GPIO_H -#define __ASM_MACH_GPIO_H - -#include <asm-generic/gpio.h> - -#include <mach/cputype.h> - -#endif /* __ASM_MACH_GPIO_H */ diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h index 459c2d03eb5..a83ba7cb525 100644 --- a/arch/arm/mach-mmp/include/mach/pxa168.h +++ b/arch/arm/mach-mmp/include/mach/pxa168.h @@ -4,6 +4,7 @@ #include <linux/reboot.h> extern void pxa168_timer_init(void); +extern void __init icu_init_irq(void); extern void __init pxa168_init_irq(void); extern void pxa168_restart(enum reboot_mode, const char *); extern void pxa168_clear_keypad_wakeup(void); diff --git a/arch/arm/mach-mmp/include/mach/pxa910.h b/arch/arm/mach-mmp/include/mach/pxa910.h index b914afa1fcd..92253203f5b 100644 --- a/arch/arm/mach-mmp/include/mach/pxa910.h +++ b/arch/arm/mach-mmp/include/mach/pxa910.h @@ -2,6 +2,7 @@ #define __ASM_MACH_PXA910_H extern void pxa910_timer_init(void); +extern void __init icu_init_irq(void); extern void __init pxa910_init_irq(void); #include <linux/i2c.h> diff --git a/arch/arm/mach-mmp/include/mach/timex.h b/arch/arm/mach-mmp/include/mach/timex.h deleted file mode 100644 index 70c9f1d88c0..00000000000 --- a/arch/arm/mach-mmp/include/mach/timex.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/timex.h - * - * 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. - */ - -#ifdef CONFIG_CPU_MMP2 -#define CLOCK_TICK_RATE 6500000 -#else -#define CLOCK_TICK_RATE 3250000 -#endif diff --git a/arch/arm/mach-mmp/irq.c b/arch/arm/mach-mmp/irq.c deleted file mode 100644 index 3c71246cd99..00000000000 --- a/arch/arm/mach-mmp/irq.c +++ /dev/null @@ -1,463 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/irq.c - * - * Generic IRQ handling, GPIO IRQ demultiplexing, etc. - * Copyright (C) 2008 - 2012 Marvell Technology Group Ltd. - * - * Author: Bin Yang <bin.yang@marvell.com> - * Haojian Zhuang <haojian.zhuang@gmail.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. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/irqdomain.h> -#include <linux/io.h> -#include <linux/ioport.h> -#include <linux/of_address.h> -#include <linux/of_irq.h> - -#include <mach/irqs.h> - -#ifdef CONFIG_CPU_MMP2 -#include <mach/pm-mmp2.h> -#endif -#ifdef CONFIG_CPU_PXA910 -#include <mach/pm-pxa910.h> -#endif - -#include "common.h" - -#define MAX_ICU_NR 16 - -struct icu_chip_data { - int nr_irqs; - unsigned int virq_base; - unsigned int cascade_irq; - void __iomem *reg_status; - void __iomem *reg_mask; - unsigned int conf_enable; - unsigned int conf_disable; - unsigned int conf_mask; - unsigned int clr_mfp_irq_base; - unsigned int clr_mfp_hwirq; - struct irq_domain *domain; -}; - -struct mmp_intc_conf { - unsigned int conf_enable; - unsigned int conf_disable; - unsigned int conf_mask; -}; - -void __iomem *mmp_icu_base; -static struct icu_chip_data icu_data[MAX_ICU_NR]; -static int max_icu_nr; - -extern void mmp2_clear_pmic_int(void); - -static void icu_mask_ack_irq(struct irq_data *d) -{ - struct irq_domain *domain = d->domain; - struct icu_chip_data *data = (struct icu_chip_data *)domain->host_data; - int hwirq; - u32 r; - - hwirq = d->irq - data->virq_base; - if (data == &icu_data[0]) { - r = readl_relaxed(mmp_icu_base + (hwirq << 2)); - r &= ~data->conf_mask; - r |= data->conf_disable; - writel_relaxed(r, mmp_icu_base + (hwirq << 2)); - } else { -#ifdef CONFIG_CPU_MMP2 - if ((data->virq_base == data->clr_mfp_irq_base) - && (hwirq == data->clr_mfp_hwirq)) - mmp2_clear_pmic_int(); -#endif - r = readl_relaxed(data->reg_mask) | (1 << hwirq); - writel_relaxed(r, data->reg_mask); - } -} - -static void icu_mask_irq(struct irq_data *d) -{ - struct irq_domain *domain = d->domain; - struct icu_chip_data *data = (struct icu_chip_data *)domain->host_data; - int hwirq; - u32 r; - - hwirq = d->irq - data->virq_base; - if (data == &icu_data[0]) { - r = readl_relaxed(mmp_icu_base + (hwirq << 2)); - r &= ~data->conf_mask; - r |= data->conf_disable; - writel_relaxed(r, mmp_icu_base + (hwirq << 2)); - } else { - r = readl_relaxed(data->reg_mask) | (1 << hwirq); - writel_relaxed(r, data->reg_mask); - } -} - -static void icu_unmask_irq(struct irq_data *d) -{ - struct irq_domain *domain = d->domain; - struct icu_chip_data *data = (struct icu_chip_data *)domain->host_data; - int hwirq; - u32 r; - - hwirq = d->irq - data->virq_base; - if (data == &icu_data[0]) { - r = readl_relaxed(mmp_icu_base + (hwirq << 2)); - r &= ~data->conf_mask; - r |= data->conf_enable; - writel_relaxed(r, mmp_icu_base + (hwirq << 2)); - } else { - r = readl_relaxed(data->reg_mask) & ~(1 << hwirq); - writel_relaxed(r, data->reg_mask); - } -} - -static struct irq_chip icu_irq_chip = { - .name = "icu_irq", - .irq_mask = icu_mask_irq, - .irq_mask_ack = icu_mask_ack_irq, - .irq_unmask = icu_unmask_irq, -}; - -static void icu_mux_irq_demux(unsigned int irq, struct irq_desc *desc) -{ - struct irq_domain *domain; - struct icu_chip_data *data; - int i; - unsigned long mask, status, n; - - for (i = 1; i < max_icu_nr; i++) { - if (irq == icu_data[i].cascade_irq) { - domain = icu_data[i].domain; - data = (struct icu_chip_data *)domain->host_data; - break; - } - } - if (i >= max_icu_nr) { - pr_err("Spurious irq %d in MMP INTC\n", irq); - return; - } - - mask = readl_relaxed(data->reg_mask); - while (1) { - status = readl_relaxed(data->reg_status) & ~mask; - if (status == 0) - break; - for_each_set_bit(n, &status, BITS_PER_LONG) { - generic_handle_irq(icu_data[i].virq_base + n); - } - } -} - -static int mmp_irq_domain_map(struct irq_domain *d, unsigned int irq, - irq_hw_number_t hw) -{ - irq_set_chip_and_handler(irq, &icu_irq_chip, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - return 0; -} - -static int mmp_irq_domain_xlate(struct irq_domain *d, struct device_node *node, - const u32 *intspec, unsigned int intsize, - unsigned long *out_hwirq, - unsigned int *out_type) -{ - *out_hwirq = intspec[0]; - return 0; -} - -const struct irq_domain_ops mmp_irq_domain_ops = { - .map = mmp_irq_domain_map, - .xlate = mmp_irq_domain_xlate, -}; - -static struct mmp_intc_conf mmp_conf = { - .conf_enable = 0x51, - .conf_disable = 0x0, - .conf_mask = 0x7f, -}; - -static struct mmp_intc_conf mmp2_conf = { - .conf_enable = 0x20, - .conf_disable = 0x0, - .conf_mask = 0x7f, -}; - -/* MMP (ARMv5) */ -void __init icu_init_irq(void) -{ - int irq; - - max_icu_nr = 1; - mmp_icu_base = ioremap(0xd4282000, 0x1000); - icu_data[0].conf_enable = mmp_conf.conf_enable; - icu_data[0].conf_disable = mmp_conf.conf_disable; - icu_data[0].conf_mask = mmp_conf.conf_mask; - icu_data[0].nr_irqs = 64; - icu_data[0].virq_base = 0; - icu_data[0].domain = irq_domain_add_legacy(NULL, 64, 0, 0, - &irq_domain_simple_ops, - &icu_data[0]); - for (irq = 0; irq < 64; irq++) { - icu_mask_irq(irq_get_irq_data(irq)); - irq_set_chip_and_handler(irq, &icu_irq_chip, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - } - irq_set_default_host(icu_data[0].domain); -#ifdef CONFIG_CPU_PXA910 - icu_irq_chip.irq_set_wake = pxa910_set_wake; -#endif -} - -/* MMP2 (ARMv7) */ -void __init mmp2_init_icu(void) -{ - int irq; - - max_icu_nr = 8; - mmp_icu_base = ioremap(0xd4282000, 0x1000); - icu_data[0].conf_enable = mmp2_conf.conf_enable; - icu_data[0].conf_disable = mmp2_conf.conf_disable; - icu_data[0].conf_mask = mmp2_conf.conf_mask; - icu_data[0].nr_irqs = 64; - icu_data[0].virq_base = 0; - icu_data[0].domain = irq_domain_add_legacy(NULL, 64, 0, 0, - &irq_domain_simple_ops, - &icu_data[0]); - icu_data[1].reg_status = mmp_icu_base + 0x150; - icu_data[1].reg_mask = mmp_icu_base + 0x168; - icu_data[1].clr_mfp_irq_base = IRQ_MMP2_PMIC_BASE; - icu_data[1].clr_mfp_hwirq = IRQ_MMP2_PMIC - IRQ_MMP2_PMIC_BASE; - icu_data[1].nr_irqs = 2; - icu_data[1].cascade_irq = 4; - icu_data[1].virq_base = IRQ_MMP2_PMIC_BASE; - icu_data[1].domain = irq_domain_add_legacy(NULL, icu_data[1].nr_irqs, - icu_data[1].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[1]); - icu_data[2].reg_status = mmp_icu_base + 0x154; - icu_data[2].reg_mask = mmp_icu_base + 0x16c; - icu_data[2].nr_irqs = 2; - icu_data[2].cascade_irq = 5; - icu_data[2].virq_base = IRQ_MMP2_RTC_BASE; - icu_data[2].domain = irq_domain_add_legacy(NULL, icu_data[2].nr_irqs, - icu_data[2].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[2]); - icu_data[3].reg_status = mmp_icu_base + 0x180; - icu_data[3].reg_mask = mmp_icu_base + 0x17c; - icu_data[3].nr_irqs = 3; - icu_data[3].cascade_irq = 9; - icu_data[3].virq_base = IRQ_MMP2_KEYPAD_BASE; - icu_data[3].domain = irq_domain_add_legacy(NULL, icu_data[3].nr_irqs, - icu_data[3].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[3]); - icu_data[4].reg_status = mmp_icu_base + 0x158; - icu_data[4].reg_mask = mmp_icu_base + 0x170; - icu_data[4].nr_irqs = 5; - icu_data[4].cascade_irq = 17; - icu_data[4].virq_base = IRQ_MMP2_TWSI_BASE; - icu_data[4].domain = irq_domain_add_legacy(NULL, icu_data[4].nr_irqs, - icu_data[4].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[4]); - icu_data[5].reg_status = mmp_icu_base + 0x15c; - icu_data[5].reg_mask = mmp_icu_base + 0x174; - icu_data[5].nr_irqs = 15; - icu_data[5].cascade_irq = 35; - icu_data[5].virq_base = IRQ_MMP2_MISC_BASE; - icu_data[5].domain = irq_domain_add_legacy(NULL, icu_data[5].nr_irqs, - icu_data[5].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[5]); - icu_data[6].reg_status = mmp_icu_base + 0x160; - icu_data[6].reg_mask = mmp_icu_base + 0x178; - icu_data[6].nr_irqs = 2; - icu_data[6].cascade_irq = 51; - icu_data[6].virq_base = IRQ_MMP2_MIPI_HSI1_BASE; - icu_data[6].domain = irq_domain_add_legacy(NULL, icu_data[6].nr_irqs, - icu_data[6].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[6]); - icu_data[7].reg_status = mmp_icu_base + 0x188; - icu_data[7].reg_mask = mmp_icu_base + 0x184; - icu_data[7].nr_irqs = 2; - icu_data[7].cascade_irq = 55; - icu_data[7].virq_base = IRQ_MMP2_MIPI_HSI0_BASE; - icu_data[7].domain = irq_domain_add_legacy(NULL, icu_data[7].nr_irqs, - icu_data[7].virq_base, 0, - &irq_domain_simple_ops, - &icu_data[7]); - for (irq = 0; irq < IRQ_MMP2_MUX_END; irq++) { - icu_mask_irq(irq_get_irq_data(irq)); - switch (irq) { - case IRQ_MMP2_PMIC_MUX: - case IRQ_MMP2_RTC_MUX: - case IRQ_MMP2_KEYPAD_MUX: - case IRQ_MMP2_TWSI_MUX: - case IRQ_MMP2_MISC_MUX: - case IRQ_MMP2_MIPI_HSI1_MUX: - case IRQ_MMP2_MIPI_HSI0_MUX: - irq_set_chip(irq, &icu_irq_chip); - irq_set_chained_handler(irq, icu_mux_irq_demux); - break; - default: - irq_set_chip_and_handler(irq, &icu_irq_chip, - handle_level_irq); - break; - } - set_irq_flags(irq, IRQF_VALID); - } - irq_set_default_host(icu_data[0].domain); -#ifdef CONFIG_CPU_MMP2 - icu_irq_chip.irq_set_wake = mmp2_set_wake; -#endif -} - -#ifdef CONFIG_OF -static const struct of_device_id intc_ids[] __initconst = { - { .compatible = "mrvl,mmp-intc", .data = &mmp_conf }, - { .compatible = "mrvl,mmp2-intc", .data = &mmp2_conf }, - {} -}; - -static const struct of_device_id mmp_mux_irq_match[] __initconst = { - { .compatible = "mrvl,mmp2-mux-intc" }, - {} -}; - -int __init mmp2_mux_init(struct device_node *parent) -{ - struct device_node *node; - const struct of_device_id *of_id; - struct resource res; - int i, irq_base, ret, irq; - u32 nr_irqs, mfp_irq; - - node = parent; - max_icu_nr = 1; - for (i = 1; i < MAX_ICU_NR; i++) { - node = of_find_matching_node(node, mmp_mux_irq_match); - if (!node) - break; - of_id = of_match_node(&mmp_mux_irq_match[0], node); - ret = of_property_read_u32(node, "mrvl,intc-nr-irqs", - &nr_irqs); - if (ret) { - pr_err("Not found mrvl,intc-nr-irqs property\n"); - ret = -EINVAL; - goto err; - } - ret = of_address_to_resource(node, 0, &res); - if (ret < 0) { - pr_err("Not found reg property\n"); - ret = -EINVAL; - goto err; - } - icu_data[i].reg_status = mmp_icu_base + res.start; - ret = of_address_to_resource(node, 1, &res); - if (ret < 0) { - pr_err("Not found reg property\n"); - ret = -EINVAL; - goto err; - } - icu_data[i].reg_mask = mmp_icu_base + res.start; - icu_data[i].cascade_irq = irq_of_parse_and_map(node, 0); - if (!icu_data[i].cascade_irq) { - ret = -EINVAL; - goto err; - } - - irq_base = irq_alloc_descs(-1, 0, nr_irqs, 0); - if (irq_base < 0) { - pr_err("Failed to allocate IRQ numbers for mux intc\n"); - ret = irq_base; - goto err; - } - if (!of_property_read_u32(node, "mrvl,clr-mfp-irq", - &mfp_irq)) { - icu_data[i].clr_mfp_irq_base = irq_base; - icu_data[i].clr_mfp_hwirq = mfp_irq; - } - irq_set_chained_handler(icu_data[i].cascade_irq, - icu_mux_irq_demux); - icu_data[i].nr_irqs = nr_irqs; - icu_data[i].virq_base = irq_base; - icu_data[i].domain = irq_domain_add_legacy(node, nr_irqs, - irq_base, 0, - &mmp_irq_domain_ops, - &icu_data[i]); - for (irq = irq_base; irq < irq_base + nr_irqs; irq++) - icu_mask_irq(irq_get_irq_data(irq)); - } - max_icu_nr = i; - return 0; -err: - of_node_put(node); - max_icu_nr = i; - return ret; -} - -void __init mmp_dt_irq_init(void) -{ - struct device_node *node; - const struct of_device_id *of_id; - struct mmp_intc_conf *conf; - int nr_irqs, irq_base, ret, irq; - - node = of_find_matching_node(NULL, intc_ids); - if (!node) { - pr_err("Failed to find interrupt controller in arch-mmp\n"); - return; - } - of_id = of_match_node(intc_ids, node); - conf = of_id->data; - - ret = of_property_read_u32(node, "mrvl,intc-nr-irqs", &nr_irqs); - if (ret) { - pr_err("Not found mrvl,intc-nr-irqs property\n"); - return; - } - - mmp_icu_base = of_iomap(node, 0); - if (!mmp_icu_base) { - pr_err("Failed to get interrupt controller register\n"); - return; - } - - irq_base = irq_alloc_descs(-1, 0, nr_irqs - NR_IRQS_LEGACY, 0); - if (irq_base < 0) { - pr_err("Failed to allocate IRQ numbers\n"); - goto err; - } else if (irq_base != NR_IRQS_LEGACY) { - pr_err("ICU's irqbase should be started from 0\n"); - goto err; - } - icu_data[0].conf_enable = conf->conf_enable; - icu_data[0].conf_disable = conf->conf_disable; - icu_data[0].conf_mask = conf->conf_mask; - icu_data[0].nr_irqs = nr_irqs; - icu_data[0].virq_base = 0; - icu_data[0].domain = irq_domain_add_legacy(node, nr_irqs, 0, 0, - &mmp_irq_domain_ops, - &icu_data[0]); - irq_set_default_host(icu_data[0].domain); - for (irq = 0; irq < nr_irqs; irq++) - icu_mask_irq(irq_get_irq_data(irq)); - mmp2_mux_init(node); - return; -err: - iounmap(mmp_icu_base); -} -#endif diff --git a/arch/arm/mach-mmp/mmp-dt.c b/arch/arm/mach-mmp/mmp-dt.c index b37915dc447..cca529ceecb 100644 --- a/arch/arm/mach-mmp/mmp-dt.c +++ b/arch/arm/mach-mmp/mmp-dt.c @@ -9,17 +9,13 @@ * publishhed by the Free Software Foundation. */ -#include <linux/irq.h> -#include <linux/irqdomain.h> -#include <linux/of_irq.h> +#include <linux/irqchip.h> #include <linux/of_platform.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> -#include <mach/irqs.h> #include "common.h" -extern void __init mmp_dt_irq_init(void); extern void __init mmp_dt_init_timer(void); static const struct of_dev_auxdata pxa168_auxdata_lookup[] __initconst = { @@ -64,7 +60,6 @@ static const char *mmp_dt_board_compat[] __initdata = { DT_MACHINE_START(PXA168_DT, "Marvell PXA168 (Device Tree Support)") .map_io = mmp_map_io, - .init_irq = mmp_dt_irq_init, .init_time = mmp_dt_init_timer, .init_machine = pxa168_dt_init, .dt_compat = mmp_dt_board_compat, @@ -72,7 +67,6 @@ MACHINE_END DT_MACHINE_START(PXA910_DT, "Marvell PXA910 (Device Tree Support)") .map_io = mmp_map_io, - .init_irq = mmp_dt_irq_init, .init_time = mmp_dt_init_timer, .init_machine = pxa910_dt_init, .dt_compat = mmp_dt_board_compat, diff --git a/arch/arm/mach-mmp/mmp2-dt.c b/arch/arm/mach-mmp/mmp2-dt.c index 4ac256720f7..023cb453f15 100644 --- a/arch/arm/mach-mmp/mmp2-dt.c +++ b/arch/arm/mach-mmp/mmp2-dt.c @@ -10,18 +10,13 @@ */ #include <linux/io.h> -#include <linux/irq.h> -#include <linux/irqdomain.h> -#include <linux/of_irq.h> +#include <linux/irqchip.h> #include <linux/of_platform.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> -#include <mach/irqs.h> -#include <mach/regs-apbc.h> #include "common.h" -extern void __init mmp_dt_irq_init(void); extern void __init mmp_dt_init_timer(void); static const struct of_dev_auxdata mmp2_auxdata_lookup[] __initconst = { @@ -49,7 +44,6 @@ static const char *mmp2_dt_board_compat[] __initdata = { DT_MACHINE_START(MMP2_DT, "Marvell MMP2 (Device Tree Support)") .map_io = mmp_map_io, - .init_irq = mmp_dt_irq_init, .init_time = mmp_dt_init_timer, .init_machine = mmp2_dt_init, .dt_compat = mmp2_dt_board_compat, diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c index c7592f168bb..a70b5530bd4 100644 --- a/arch/arm/mach-mmp/mmp2.c +++ b/arch/arm/mach-mmp/mmp2.c @@ -13,6 +13,8 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/irq.h> +#include <linux/irqchip/mmp.h> #include <linux/platform_device.h> #include <asm/hardware/cache-tauros2.h> @@ -26,6 +28,7 @@ #include <mach/mfp.h> #include <mach/devices.h> #include <mach/mmp2.h> +#include <mach/pm-mmp2.h> #include "common.h" @@ -94,6 +97,9 @@ void mmp2_clear_pmic_int(void) void __init mmp2_init_irq(void) { mmp2_init_icu(); +#ifdef CONFIG_PM + icu_irq_chip.irq_set_wake = mmp2_set_wake; +#endif } static int __init mmp2_init(void) diff --git a/arch/arm/mach-mmp/pm-mmp2.c b/arch/arm/mach-mmp/pm-mmp2.c index 461a191a32d..43b1a516957 100644 --- a/arch/arm/mach-mmp/pm-mmp2.c +++ b/arch/arm/mach-mmp/pm-mmp2.c @@ -27,22 +27,8 @@ int mmp2_set_wake(struct irq_data *d, unsigned int on) { - int irq = d->irq; - struct irq_desc *desc = irq_to_desc(irq); unsigned long data = 0; - - if (unlikely(irq >= nr_irqs)) { - pr_err("IRQ nubmers are out of boundary!\n"); - return -EINVAL; - } - - if (on) { - if (desc->action) - desc->action->flags |= IRQF_NO_SUSPEND; - } else { - if (desc->action) - desc->action->flags &= ~IRQF_NO_SUSPEND; - } + int irq = d->irq; /* enable wakeup sources */ switch (irq) { diff --git a/arch/arm/mach-mmp/pm-pxa910.c b/arch/arm/mach-mmp/pm-pxa910.c index 48981ca801a..04c9daf9f8d 100644 --- a/arch/arm/mach-mmp/pm-pxa910.c +++ b/arch/arm/mach-mmp/pm-pxa910.c @@ -27,22 +27,8 @@ int pxa910_set_wake(struct irq_data *data, unsigned int on) { - int irq = data->irq; - struct irq_desc *desc = irq_to_desc(data->irq); uint32_t awucrm = 0, apcr = 0; - - if (unlikely(irq >= nr_irqs)) { - pr_err("IRQ nubmers are out of boundary!\n"); - return -EINVAL; - } - - if (on) { - if (desc->action) - desc->action->flags |= IRQF_NO_SUSPEND; - } else { - if (desc->action) - desc->action->flags &= ~IRQF_NO_SUSPEND; - } + int irq = data->irq; /* setting wakeup sources */ switch (irq) { @@ -115,9 +101,11 @@ int pxa910_set_wake(struct irq_data *data, unsigned int on) if (irq >= IRQ_GPIO_START && irq < IRQ_BOARD_START) { awucrm = MPMU_AWUCRM_WAKEUP(2); apcr |= MPMU_APCR_SLPWP2; - } else + } else { + /* FIXME: This should return a proper error code ! */ printk(KERN_ERR "Error: no defined wake up source irq: %d\n", irq); + } } if (on) { diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index ce6393acad8..eb57ee19684 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -12,6 +12,8 @@ #include <linux/init.h> #include <linux/list.h> #include <linux/io.h> +#include <linux/irq.h> +#include <linux/irqchip/mmp.h> #include <linux/platform_device.h> #include <asm/hardware/cache-tauros2.h> @@ -23,6 +25,8 @@ #include <mach/dma.h> #include <mach/mfp.h> #include <mach/devices.h> +#include <mach/pm-pxa910.h> +#include <mach/pxa910.h> #include "common.h" @@ -79,6 +83,9 @@ static struct mfp_addr_map pxa910_mfp_addr_map[] __initdata = void __init pxa910_init_irq(void) { icu_init_irq(); +#ifdef CONFIG_PM + icu_irq_chip.irq_set_wake = pxa910_set_wake; +#endif } static int __init pxa910_init(void) diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 7ac41e83cfe..2756351dbb3 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -39,6 +39,12 @@ #include "clock.h" +#ifdef CONFIG_CPU_MMP2 +#define MMP_CLOCK_FREQ 6500000 +#else +#define MMP_CLOCK_FREQ 3250000 +#endif + #define TIMERS_VIRT_BASE TIMERS1_VIRT_BASE #define MAX_DELTA (0xfffffffe) @@ -61,7 +67,7 @@ static inline uint32_t timer_read(void) return __raw_readl(mmp_timer_base + TMR_CVWR(1)); } -static u32 notrace mmp_read_sched_clock(void) +static u64 notrace mmp_read_sched_clock(void) { return timer_read(); } @@ -186,7 +192,7 @@ static void __init timer_config(void) static struct irqaction timer_irq = { .name = "timer", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, + .flags = IRQF_TIMER | IRQF_IRQPOLL, .handler = timer_interrupt, .dev_id = &ckevt, }; @@ -195,14 +201,14 @@ void __init timer_init(int irq) { timer_config(); - setup_sched_clock(mmp_read_sched_clock, 32, CLOCK_TICK_RATE); + sched_clock_register(mmp_read_sched_clock, 32, MMP_CLOCK_FREQ); ckevt.cpumask = cpumask_of(0); setup_irq(irq, &timer_irq); - clocksource_register_hz(&cksrc, CLOCK_TICK_RATE); - clockevents_config_and_register(&ckevt, CLOCK_TICK_RATE, + clocksource_register_hz(&cksrc, MMP_CLOCK_FREQ); + clockevents_config_and_register(&ckevt, MMP_CLOCK_FREQ, MIN_DELTA, MAX_DELTA); } diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c index 8483906d430..ac4af81de3e 100644 --- a/arch/arm/mach-mmp/ttc_dkb.c +++ b/arch/arm/mach-mmp/ttc_dkb.c @@ -15,7 +15,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/onenand.h> #include <linux/interrupt.h> -#include <linux/i2c/pca953x.h> +#include <linux/platform_data/pca953x.h> #include <linux/gpio.h> #include <linux/gpio-pxa.h> #include <linux/mfd/88pm860x.h> @@ -164,8 +164,8 @@ static struct i2c_board_info ttc_dkb_i2c_info[] = { }, }; -#ifdef CONFIG_USB_SUPPORT -#if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV_U2O) +#if IS_ENABLED(CONFIG_USB_SUPPORT) +#if IS_ENABLED(CONFIG_USB_MV_UDC) || IS_ENABLED(CONFIG_USB_EHCI_MV_U2O) static struct mv_usb_platform_data ttc_usb_pdata = { .vbus = NULL, @@ -178,20 +178,19 @@ static struct mv_usb_platform_data ttc_usb_pdata = { #endif #endif -#ifdef CONFIG_MTD_NAND_PXA3xx +#if IS_ENABLED(CONFIG_MTD_NAND_PXA3xx) static struct pxa3xx_nand_platform_data dkb_nand_info = { .enable_arbiter = 1, .num_cs = 1, }; #endif -#ifdef CONFIG_MMP_DISP +#if IS_ENABLED(CONFIG_MMP_DISP) /* path config */ #define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */ #define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */ /* link config */ #define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/ -#define CFG_GRA_SWAPRB(x) (x << 0) /* 1: rbswap enabled */ static struct mmp_mach_path_config dkb_disp_config[] = { [0] = { .name = "mmp-parallel", @@ -199,8 +198,7 @@ static struct mmp_mach_path_config dkb_disp_config[] = { .output_type = PATH_OUT_PARALLEL, .path_config = CFG_IOPADMODE(0x1) | SCLK_SOURCE_SELECT(0x1), - .link_config = CFG_DUMBMODE(0x2) - | CFG_GRA_SWAPRB(0x1), + .link_config = CFG_DUMBMODE(0x2), }, }; @@ -277,7 +275,7 @@ static void __init ttc_dkb_init(void) /* on-chip devices */ pxa910_add_uart(1); -#ifdef CONFIG_MTD_NAND_PXA3xx +#if IS_ENABLED(CONFIG_MTD_NAND_PXA3xx) pxa910_add_nand(&dkb_nand_info); #endif @@ -287,22 +285,22 @@ static void __init ttc_dkb_init(void) sizeof(struct pxa_gpio_platform_data)); platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices)); -#ifdef CONFIG_USB_MV_UDC +#if IS_ENABLED(CONFIG_USB_MV_UDC) pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata; platform_device_register(&pxa168_device_u2o); #endif -#ifdef CONFIG_USB_EHCI_MV_U2O +#if IS_ENABLED(CONFIG_USB_EHCI_MV_U2O) pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata; platform_device_register(&pxa168_device_u2oehci); #endif -#ifdef CONFIG_USB_MV_OTG +#if IS_ENABLED(CONFIG_USB_MV_OTG) pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata; platform_device_register(&pxa168_device_u2ootg); #endif -#ifdef CONFIG_MMP_DISP +#if IS_ENABLED(CONFIG_MMP_DISP) add_disp(); #endif } |