diff options
48 files changed, 285 insertions, 319 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 22d7a545f55f..9277f503481c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -886,6 +886,7 @@ config ARCH_U8500 select GENERIC_CLOCKEVENTS select HAVE_SMP select MIGHT_HAVE_CACHE_L2X0 + select SPARSE_IRQ help Support for ST-Ericsson's Ux500 architecture @@ -900,6 +901,7 @@ config ARCH_NOMADIK select MIGHT_HAVE_CACHE_L2X0 select PINCTRL select PINCTRL_STN8815 + select SPARSE_IRQ help Support for the Nomadik platform by ST-Ericsson @@ -942,7 +944,7 @@ config ARCH_OMAP help Support for TI's OMAP platform (OMAP1/2/3/4). -config ARCH_VT8500 +config ARCH_VT8500_SINGLE bool "VIA/WonderMedia 85xx" select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB @@ -952,6 +954,8 @@ config ARCH_VT8500 select GENERIC_CLOCKEVENTS select GENERIC_GPIO select HAVE_CLK + select MULTI_IRQ_HANDLER + select SPARSE_IRQ select USE_OF help Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip. @@ -1066,7 +1070,6 @@ source "arch/arm/mach-mxs/Kconfig" source "arch/arm/mach-netx/Kconfig" source "arch/arm/mach-nomadik/Kconfig" -source "arch/arm/plat-nomadik/Kconfig" source "arch/arm/plat-omap/Kconfig" @@ -1127,6 +1130,8 @@ source "arch/arm/mach-versatile/Kconfig" source "arch/arm/mach-vexpress/Kconfig" source "arch/arm/plat-versatile/Kconfig" +source "arch/arm/mach-vt8500/Kconfig" + source "arch/arm/mach-w90x900/Kconfig" # Definitions to make life easier diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 5f914fca911b..89087d599ad2 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -201,7 +201,6 @@ plat-$(CONFIG_ARCH_OMAP) += omap plat-$(CONFIG_ARCH_S3C64XX) += samsung plat-$(CONFIG_ARCH_ZYNQ) += versatile plat-$(CONFIG_PLAT_IOP) += iop -plat-$(CONFIG_PLAT_NOMADIK) += nomadik plat-$(CONFIG_PLAT_ORION) += orion plat-$(CONFIG_PLAT_PXA) += pxa plat-$(CONFIG_PLAT_S3C24XX) += s3c24xx samsung diff --git a/arch/arm/mach-nomadik/Kconfig b/arch/arm/mach-nomadik/Kconfig index c744946ef022..706dc5727bbe 100644 --- a/arch/arm/mach-nomadik/Kconfig +++ b/arch/arm/mach-nomadik/Kconfig @@ -4,7 +4,7 @@ menu "Nomadik boards" config MACH_NOMADIK_8815NHK bool "ST 8815 Nomadik Hardware Kit (evaluation board)" - select HAS_MTU + select CLKSRC_NOMADIK_MTU select NOMADIK_8815 endmenu diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index bfa1eab91f41..5ccdf53c5a9d 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -24,20 +24,17 @@ #include <linux/i2c.h> #include <linux/io.h> #include <linux/pinctrl/machine.h> +#include <linux/platform_data/pinctrl-nomadik.h> +#include <linux/platform_data/clocksource-nomadik-mtu.h> +#include <linux/platform_data/mtd-nomadik-nand.h> #include <asm/hardware/vic.h> #include <asm/sizes.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <asm/mach/irq.h> #include <asm/mach/flash.h> #include <asm/mach/time.h> - -#include <plat/gpio-nomadik.h> -#include <plat/mtu.h> -#include <plat/pincfg.h> - -#include <linux/platform_data/mtd-nomadik-nand.h> #include <mach/fsmc.h> +#include <mach/irqs.h> #include "cpu-8815.h" @@ -261,7 +258,7 @@ static void __init nomadik_timer_init(void) src_cr |= SRC_CR_INIT_VAL; writel(src_cr, io_p2v(NOMADIK_SRC_BASE)); - nmdk_timer_init(io_p2v(NOMADIK_MTU0_BASE)); + nmdk_timer_init(io_p2v(NOMADIK_MTU0_BASE), IRQ_MTU0); } static struct sys_timer nomadik_timer = { diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index b617eaed0ce5..1273931303fb 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -26,8 +26,8 @@ #include <linux/irq.h> #include <linux/dma-mapping.h> #include <linux/platform_data/clk-nomadik.h> +#include <linux/platform_data/pinctrl-nomadik.h> -#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/irqs.h> #include <asm/mach/map.h> diff --git a/arch/arm/mach-nomadik/i2c-8815nhk.c b/arch/arm/mach-nomadik/i2c-8815nhk.c index 6d14454d4609..0c2f6628299a 100644 --- a/arch/arm/mach-nomadik/i2c-8815nhk.c +++ b/arch/arm/mach-nomadik/i2c-8815nhk.c @@ -4,8 +4,7 @@ #include <linux/i2c-algo-bit.h> #include <linux/i2c-gpio.h> #include <linux/platform_device.h> -#include <plat/gpio-nomadik.h> -#include <plat/pincfg.h> +#include <linux/platform_data/pinctrl-nomadik.h> /* * There are two busses in the 8815NHK. diff --git a/arch/arm/mach-nomadik/include/mach/irqs.h b/arch/arm/mach-nomadik/include/mach/irqs.h index a118e615f865..b549d0571548 100644 --- a/arch/arm/mach-nomadik/include/mach/irqs.h +++ b/arch/arm/mach-nomadik/include/mach/irqs.h @@ -72,7 +72,7 @@ #define NOMADIK_NR_GPIO 128 /* last 4 not wired to pins */ #define NOMADIK_GPIO_TO_IRQ(gpio) ((gpio) + NOMADIK_GPIO_OFFSET) #define NOMADIK_IRQ_TO_GPIO(irq) ((irq) - NOMADIK_GPIO_OFFSET) -#define NR_IRQS NOMADIK_GPIO_TO_IRQ(NOMADIK_NR_GPIO) +#define NOMADIK_NR_IRQS NOMADIK_GPIO_TO_IRQ(NOMADIK_NR_GPIO) /* Following two are used by entry_macro.S, to access our dual-vic */ #define VIC_REG_IRQSR0 0 diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index e8c3f0d70ca6..5dea90636d94 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -7,8 +7,8 @@ config UX500_SOC_COMMON select ARM_ERRATA_764369 if SMP select ARM_GIC select CACHE_L2X0 + select CLKSRC_NOMADIK_MTU select COMMON_CLK - select HAS_MTU select PINCTRL select PINCTRL_NOMADIK select PL310_ERRATA_753970 if CACHE_PL310 diff --git a/arch/arm/mach-ux500/board-mop500-audio.c b/arch/arm/mach-ux500/board-mop500-audio.c index 070629a95625..71a2ca726476 100644 --- a/arch/arm/mach-ux500/board-mop500-audio.c +++ b/arch/arm/mach-ux500/board-mop500-audio.c @@ -7,10 +7,8 @@ #include <linux/platform_device.h> #include <linux/init.h> #include <linux/gpio.h> - -#include <plat/gpio-nomadik.h> -#include <plat/pincfg.h> -#include <plat/ste_dma40.h> +#include <linux/platform_data/pinctrl-nomadik.h> +#include <linux/platform_data/dma-ste-dma40.h> #include <mach/devices.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c index a267c6d30e37..c34d4efd0d5c 100644 --- a/arch/arm/mach-ux500/board-mop500-pins.c +++ b/arch/arm/mach-ux500/board-mop500-pins.c @@ -9,10 +9,9 @@ #include <linux/bug.h> #include <linux/string.h> #include <linux/pinctrl/machine.h> +#include <linux/platform_data/pinctrl-nomadik.h> #include <asm/mach-types.h> -#include <plat/pincfg.h> -#include <plat/gpio-nomadik.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index 9c8e4a9e83ee..051b62c27102 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -11,9 +11,9 @@ #include <linux/amba/mmci.h> #include <linux/mmc/host.h> #include <linux/platform_device.h> +#include <linux/platform_data/dma-ste-dma40.h> #include <asm/mach-types.h> -#include <plat/ste_dma40.h> #include <mach/devices.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index 416d436111f2..92680569bfc6 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -1,4 +1,3 @@ - /* * Copyright (C) 2008-2009 ST-Ericsson * @@ -37,14 +36,13 @@ #include <linux/of_platform.h> #include <linux/leds.h> #include <linux/pinctrl/consumer.h> +#include <linux/platform_data/pinctrl-nomadik.h> +#include <linux/platform_data/dma-ste-dma40.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/hardware/gic.h> -#include <plat/ste_dma40.h> -#include <plat/gpio-nomadik.h> - #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index bcdfe6b1d453..8bff078c617c 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -17,15 +17,16 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/mfd/abx500/ab8500.h> +#include <linux/platform_data/usb-musb-ux500.h> +#include <linux/platform_data/pinctrl-nomadik.h> #include <asm/pmu.h> #include <asm/mach/map.h> -#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> -#include <linux/platform_data/usb-musb-ux500.h> #include <mach/db8500-regs.h> +#include <mach/irqs.h> #include "devices-db8500.h" #include "ste-dma40-db8500.h" diff --git a/arch/arm/mach-ux500/devices-common.c b/arch/arm/mach-ux500/devices-common.c index dfdd4a54668d..16b5f71e6974 100644 --- a/arch/arm/mach-ux500/devices-common.c +++ b/arch/arm/mach-ux500/devices-common.c @@ -11,10 +11,10 @@ #include <linux/irq.h> #include <linux/slab.h> #include <linux/platform_device.h> - -#include <plat/gpio-nomadik.h> +#include <linux/platform_data/pinctrl-nomadik.h> #include <mach/hardware.h> +#include <mach/irqs.h> #include "devices-common.h" diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c index 91754a8a0d49..318d49020894 100644 --- a/arch/arm/mach-ux500/devices-db8500.c +++ b/arch/arm/mach-ux500/devices-db8500.c @@ -12,11 +12,11 @@ #include <linux/gpio.h> #include <linux/amba/bus.h> #include <linux/amba/pl022.h> - -#include <plat/ste_dma40.h> +#include <linux/platform_data/dma-ste-dma40.h> #include <mach/hardware.h> #include <mach/setup.h> +#include <mach/irqs.h> #include "ste-dma40-db8500.h" diff --git a/arch/arm/mach-ux500/devices-db8500.h b/arch/arm/mach-ux500/devices-db8500.h index 3c8010f4fb3f..4b24c9992654 100644 --- a/arch/arm/mach-ux500/devices-db8500.h +++ b/arch/arm/mach-ux500/devices-db8500.h @@ -8,6 +8,7 @@ #ifndef __DEVICES_DB8500_H #define __DEVICES_DB8500_H +#include <mach/irqs.h> #include "devices-common.h" struct ske_keypad_platform_data; diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h index e8928548b6a3..fc77b4274c8d 100644 --- a/arch/arm/mach-ux500/include/mach/irqs.h +++ b/arch/arm/mach-ux500/include/mach/irqs.h @@ -46,6 +46,6 @@ #include <mach/irqs-board-mop500.h> #endif -#define NR_IRQS IRQ_BOARD_END +#define UX500_NR_IRQS IRQ_BOARD_END #endif /* ASM_ARCH_IRQS_H */ diff --git a/arch/arm/mach-ux500/include/mach/msp.h b/arch/arm/mach-ux500/include/mach/msp.h index 3cc7142eee02..9991aea3d577 100644 --- a/arch/arm/mach-ux500/include/mach/msp.h +++ b/arch/arm/mach-ux500/include/mach/msp.h @@ -8,7 +8,7 @@ #ifndef __MSP_H #define __MSP_H -#include <plat/ste_dma40.h> +#include <linux/platform_data/dma-ste-dma40.h> enum msp_i2s_id { MSP_I2S_0 = 0, diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c index 6f39731951b0..875309acb022 100644 --- a/arch/arm/mach-ux500/timer.c +++ b/arch/arm/mach-ux500/timer.c @@ -9,11 +9,10 @@ #include <linux/clksrc-dbx500-prcmu.h> #include <linux/of.h> #include <linux/of_address.h> +#include <linux/platform_data/clocksource-nomadik-mtu.h> #include <asm/smp_twd.h> -#include <plat/mtu.h> - #include <mach/setup.h> #include <mach/hardware.h> #include <mach/irqs.h> @@ -96,7 +95,7 @@ dt_fail: * */ - nmdk_timer_init(mtu_timer_base); + nmdk_timer_init(mtu_timer_base, IRQ_MTU0); clksrc_dbx500_prcmu_init(prcmu_timer_base); ux500_twd_init(); } diff --git a/arch/arm/mach-ux500/usb.c b/arch/arm/mach-ux500/usb.c index 145482e74418..78ac65f62e87 100644 --- a/arch/arm/mach-ux500/usb.c +++ b/arch/arm/mach-ux500/usb.c @@ -7,10 +7,10 @@ #include <linux/platform_device.h> #include <linux/usb/musb.h> #include <linux/dma-mapping.h> +#include <linux/platform_data/usb-musb-ux500.h> +#include <linux/platform_data/dma-ste-dma40.h> -#include <plat/ste_dma40.h> #include <mach/hardware.h> -#include <linux/platform_data/usb-musb-ux500.h> #define MUSB_DMA40_RX_CH { \ .mode = STEDMA40_MODE_LOGICAL, \ diff --git a/arch/arm/mach-vt8500/Kconfig b/arch/arm/mach-vt8500/Kconfig new file mode 100644 index 000000000000..2ed0b7d95db6 --- /dev/null +++ b/arch/arm/mach-vt8500/Kconfig @@ -0,0 +1,12 @@ +config ARCH_VT8500 + bool "VIA/WonderMedia 85xx" if ARCH_MULTI_V5 + default ARCH_VT8500_SINGLE + select ARCH_HAS_CPUFREQ + select ARCH_REQUIRE_GPIOLIB + select CLKDEV_LOOKUP + select CPU_ARM926T + select GENERIC_CLOCKEVENTS + select GENERIC_GPIO + select HAVE_CLK + help + Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip. diff --git a/arch/arm/mach-vt8500/common.h b/arch/arm/mach-vt8500/common.h index 2b2419646e95..6f2b843115db 100644 --- a/arch/arm/mach-vt8500/common.h +++ b/arch/arm/mach-vt8500/common.h @@ -25,4 +25,7 @@ int __init vt8500_irq_init(struct device_node *node, /* defined in drivers/clk/clk-vt8500.c */ void __init vtwm_clk_init(void __iomem *pmc_base); +/* defined in irq.c */ +asmlinkage void vt8500_handle_irq(struct pt_regs *regs); + #endif diff --git a/arch/arm/mach-vt8500/include/mach/entry-macro.S b/arch/arm/mach-vt8500/include/mach/entry-macro.S deleted file mode 100644 index 367d1b55fb9a..000000000000 --- a/arch/arm/mach-vt8500/include/mach/entry-macro.S +++ /dev/null @@ -1,26 +0,0 @@ -/* - * arch/arm/mach-vt8500/include/mach/entry-macro.S - * - * Low-level IRQ helper macros for VIA VT8500 - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - - .macro get_irqnr_preamble, base, tmp - @ physical 0xd8140000 is virtual 0xf8140000 - mov \base, #0xf8000000 - orr \base, \base, #0x00140000 - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \irqnr, [\base] - cmp \irqnr, #63 @ may be false positive, check interrupt status - bne 1001f - ldr \irqstat, [\base, #0x84] - ands \irqstat, #0x80000000 - moveq \irqnr, #0 -1001: - .endm - diff --git a/arch/arm/mach-vt8500/include/mach/irqs.h b/arch/arm/mach-vt8500/include/mach/irqs.h deleted file mode 100644 index a129fd1222fb..000000000000 --- a/arch/arm/mach-vt8500/include/mach/irqs.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * arch/arm/mach-vt8500/include/mach/irqs.h - * - * Copyright (C) 2010 Alexey Charkov <alchark@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* This value is just to make the core happy, never used otherwise */ -#define NR_IRQS 128 diff --git a/arch/arm/mach-vt8500/irq.c b/arch/arm/mach-vt8500/irq.c index f8f9ab9bc56e..b9cf5ce9efbb 100644 --- a/arch/arm/mach-vt8500/irq.c +++ b/arch/arm/mach-vt8500/irq.c @@ -36,7 +36,7 @@ #include <linux/of_address.h> #include <asm/irq.h> - +#include <asm/exception.h> #define VT8500_ICPC_IRQ 0x20 #define VT8500_ICPC_FIQ 0x24 @@ -66,30 +66,34 @@ #define VT8500_EDGE ( VT8500_TRIGGER_RISING \ | VT8500_TRIGGER_FALLING) -static int irq_cnt; +/* vt8500 has 1 intc, wm8505 and wm8650 have 2 */ +#define VT8500_INTC_MAX 2 -struct vt8500_irq_priv { - void __iomem *base; +struct vt8500_irq_data { + void __iomem *base; /* IO Memory base address */ + struct irq_domain *domain; /* Domain for this controller */ }; +/* Global variable for accessing io-mem addresses */ +static struct vt8500_irq_data intc[VT8500_INTC_MAX]; +static u32 active_cnt = 0; + static void vt8500_irq_mask(struct irq_data *d) { - struct vt8500_irq_priv *priv = - (struct vt8500_irq_priv *)(d->domain->host_data); + struct vt8500_irq_data *priv = d->domain->host_data; void __iomem *base = priv->base; - u8 edge; + void __iomem *stat_reg = base + VT8500_ICIS + (d->hwirq < 32 ? 0 : 4); + u8 edge, dctr; + u32 status; edge = readb(base + VT8500_ICDC + d->hwirq) & VT8500_EDGE; if (edge) { - void __iomem *stat_reg = base + VT8500_ICIS - + (d->hwirq < 32 ? 0 : 4); - unsigned status = readl(stat_reg); + status = readl(stat_reg); status |= (1 << (d->hwirq & 0x1f)); writel(status, stat_reg); } else { - u8 dctr = readb(base + VT8500_ICDC + d->hwirq); - + dctr = readb(base + VT8500_ICDC + d->hwirq); dctr &= ~VT8500_INT_ENABLE; writeb(dctr, base + VT8500_ICDC + d->hwirq); } @@ -97,8 +101,7 @@ static void vt8500_irq_mask(struct irq_data *d) static void vt8500_irq_unmask(struct irq_data *d) { - struct vt8500_irq_priv *priv = - (struct vt8500_irq_priv *)(d->domain->host_data); + struct vt8500_irq_data *priv = d->domain->host_data; void __iomem *base = priv->base; u8 dctr; @@ -109,8 +112,7 @@ static void vt8500_irq_unmask(struct irq_data *d) static int vt8500_irq_set_type(struct irq_data *d, unsigned int flow_type) { - struct vt8500_irq_priv *priv = - (struct vt8500_irq_priv *)(d->domain->host_data); + struct vt8500_irq_data *priv = d->domain->host_data; void __iomem *base = priv->base; u8 dctr; @@ -148,17 +150,15 @@ static struct irq_chip vt8500_irq_chip = { static void __init vt8500_init_irq_hw(void __iomem *base) { - unsigned int i; + u32 i; /* Enable rotating priority for IRQ */ writel(ICPC_ROTATE, base + VT8500_ICPC_IRQ); writel(0x00, base + VT8500_ICPC_FIQ); - for (i = 0; i < 64; i++) { - /* Disable all interrupts and route them to IRQ */ - writeb(VT8500_INT_DISABLE | ICDC_IRQ, - base + VT8500_ICDC + i); - } + /* Disable all interrupts and route them to IRQ */ + for (i = 0; i < 64; i++) + writeb(VT8500_INT_DISABLE | ICDC_IRQ, base + VT8500_ICDC + i); } static int vt8500_irq_map(struct irq_domain *h, unsigned int virq, @@ -175,33 +175,67 @@ static struct irq_domain_ops vt8500_irq_domain_ops = { .xlate = irq_domain_xlate_onecell, }; +asmlinkage void __exception_irq_entry vt8500_handle_irq(struct pt_regs *regs) +{ + u32 stat, i; + int irqnr, virq; + void __iomem *base; + + /* Loop through each active controller */ + for (i=0; i<active_cnt; i++) { + base = intc[i].base; + irqnr = readl_relaxed(base) & 0x3F; + /* + Highest Priority register default = 63, so check that this + is a real interrupt by checking the status register + */ + if (irqnr == 63) { + stat = readl_relaxed(base + VT8500_ICIS + 4); + if (!(stat & BIT(31))) + continue; + } + + virq = irq_find_mapping(intc[i].domain, irqnr); + handle_IRQ(virq, regs); + } +} + int __init vt8500_irq_init(struct device_node *node, struct device_node *parent) { - struct irq_domain *vt8500_irq_domain; - struct vt8500_irq_priv *priv; int irq, i; struct device_node *np = node; - priv = kzalloc(sizeof(struct vt8500_irq_priv), GFP_KERNEL); - priv->base = of_iomap(np, 0); + if (active_cnt == VT8500_INTC_MAX) { + pr_err("%s: Interrupt controllers > VT8500_INTC_MAX\n", + __func__); + goto out; + } + + intc[active_cnt].base = of_iomap(np, 0); + intc[active_cnt].domain = irq_domain_add_linear(node, 64, + &vt8500_irq_domain_ops, &intc[active_cnt]); - vt8500_irq_domain = irq_domain_add_legacy(node, 64, irq_cnt, 0, - &vt8500_irq_domain_ops, priv); - if (!vt8500_irq_domain) - pr_err("%s: Unable to add wmt irq domain!\n", __func__); + if (!intc[active_cnt].base) { + pr_err("%s: Unable to map IO memory\n", __func__); + goto out; + } + + if (!intc[active_cnt].domain) { + pr_err("%s: Unable to add irq domain!\n", __func__); + goto out; + } - irq_set_default_host(vt8500_irq_domain); + vt8500_init_irq_hw(intc[active_cnt].base); - vt8500_init_irq_hw(priv->base); + pr_info("vt8500-irq: Added interrupt controller\n"); - pr_info("Added IRQ Controller @ %x [virq_base = %d]\n", - (u32)(priv->base), irq_cnt); + active_cnt++; /* check if this is a slaved controller */ if (of_irq_count(np) != 0) { /* check that we have the correct number of interrupts */ if (of_irq_count(np) != 8) { - pr_err("%s: Incorrect IRQ map for slave controller\n", + pr_err("%s: Incorrect IRQ map for slaved controller\n", __func__); return -EINVAL; } @@ -213,9 +247,7 @@ int __init vt8500_irq_init(struct device_node *node, struct device_node *parent) pr_info("vt8500-irq: Enabled slave->parent interrupts\n"); } - - irq_cnt += 64; - +out: return 0; } diff --git a/arch/arm/mach-vt8500/vt8500.c b/arch/arm/mach-vt8500/vt8500.c index 8d3871f110a5..14def0f9eab0 100644 --- a/arch/arm/mach-vt8500/vt8500.c +++ b/arch/arm/mach-vt8500/vt8500.c @@ -194,5 +194,6 @@ DT_MACHINE_START(WMT_DT, "VIA/Wondermedia SoC (Device Tree Support)") .timer = &vt8500_timer, .init_machine = vt8500_init, .restart = vt8500_restart, + .handle_irq = vt8500_handle_irq, MACHINE_END diff --git a/arch/arm/plat-nomadik/Kconfig b/arch/arm/plat-nomadik/Kconfig deleted file mode 100644 index 19f55cae5d73..000000000000 --- a/arch/arm/plat-nomadik/Kconfig +++ /dev/null @@ -1,29 +0,0 @@ -# We keep common IP's here for Nomadik and other similar -# familiy of processors from ST-Ericsson. At the moment we have -# just MTU, others to follow soon. - -config PLAT_NOMADIK - bool - depends on ARCH_NOMADIK || ARCH_U8500 - default y - select CLKSRC_MMIO - help - Common platform code for Nomadik and other ST-Ericsson - platforms. - -if PLAT_NOMADIK - -config HAS_MTU - bool - help - Support for Multi Timer Unit. MTU provides access - to multiple interrupt generating programmable - 32-bit free running decrementing counters. - -config NOMADIK_MTU_SCHED_CLOCK - bool - depends on HAS_MTU - help - Use the Multi Timer Unit as the sched_clock. - -endif diff --git a/arch/arm/plat-nomadik/Makefile b/arch/arm/plat-nomadik/Makefile deleted file mode 100644 index 37c7cdd0f8f0..000000000000 --- a/arch/arm/plat-nomadik/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# arch/arm/plat-nomadik/Makefile -# Copyright 2009 ST-Ericsson -# Licensed under GPLv2 - -obj-$(CONFIG_HAS_MTU) += timer.o diff --git a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h b/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h deleted file mode 100644 index c08a54d9d889..000000000000 --- a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Structures and registers for GPIO access in the Nomadik SoC - * - * Copyright (C) 2008 STMicroelectronics - * Author: Prafulla WADASKAR <prafulla.wadaskar@st.com> - * Copyright (C) 2009 Alessandro Rubini <rubini@unipv.it> - * - * 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. - */ - -#ifndef __PLAT_NOMADIK_GPIO -#define __PLAT_NOMADIK_GPIO - -/* - * "nmk_gpio" and "NMK_GPIO" stand for "Nomadik GPIO", leaving - * the "gpio" namespace for generic and cross-machine functions - */ - -/* Register in the logic block */ -#define NMK_GPIO_DAT 0x00 -#define NMK_GPIO_DATS 0x04 -#define NMK_GPIO_DATC 0x08 -#define NMK_GPIO_PDIS 0x0c -#define NMK_GPIO_DIR 0x10 -#define NMK_GPIO_DIRS 0x14 -#define NMK_GPIO_DIRC 0x18 -#define NMK_GPIO_SLPC 0x1c -#define NMK_GPIO_AFSLA 0x20 -#define NMK_GPIO_AFSLB 0x24 -#define NMK_GPIO_LOWEMI 0x28 - -#define NMK_GPIO_RIMSC 0x40 -#define NMK_GPIO_FIMSC 0x44 -#define NMK_GPIO_IS 0x48 -#define NMK_GPIO_IC 0x4c -#define NMK_GPIO_RWIMSC 0x50 -#define NMK_GPIO_FWIMSC 0x54 -#define NMK_GPIO_WKS 0x58 - -/* Alternate functions: function C is set in hw by setting both A and B */ -#define NMK_GPIO_ALT_GPIO 0 -#define NMK_GPIO_ALT_A 1 -#define NMK_GPIO_ALT_B 2 -#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) - -#define NMK_GPIO_ALT_CX_SHIFT 2 -#define NMK_GPIO_ALT_C1 ((1<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) -#define NMK_GPIO_ALT_C2 ((2<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) -#define NMK_GPIO_ALT_C3 ((3<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) -#define NMK_GPIO_ALT_C4 ((4<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) - -/* Pull up/down values */ -enum nmk_gpio_pull { - NMK_GPIO_PULL_NONE, - NMK_GPIO_PULL_UP, - NMK_GPIO_PULL_DOWN, -}; - -/* Sleep mode */ -enum nmk_gpio_slpm { - NMK_GPIO_SLPM_INPUT, - NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT, - NMK_GPIO_SLPM_NOCHANGE, - NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE, -}; - -extern int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode); -extern int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull); -#ifdef CONFIG_PINCTRL_NOMADIK -extern int nmk_gpio_set_mode(int gpio, int gpio_mode); -#else -static inline int nmk_gpio_set_mode(int gpio, int gpio_mode) -{ - return -ENODEV; -} -#endif -extern int nmk_gpio_get_mode(int gpio); - -extern void nmk_gpio_wakeups_suspend(void); -extern void nmk_gpio_wakeups_resume(void); - -extern void nmk_gpio_clocks_enable(void); -extern void nmk_gpio_clocks_disable(void); - -extern void nmk_gpio_read_pull(int gpio_bank, u32 *pull_up); - -/* - * Platform data to register a block: only the initial gpio/irq number. - */ -struct nmk_gpio_platform_data { - char *name; - int first_gpio; - int first_irq; - int num_gpio; - u32 (*get_secondary_status)(unsigned int bank); - void (*set_ioforce)(bool enable); - bool supports_sleepmode; -}; - -#endif /* __PLAT_NOMADIK_GPIO */ diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index fbd9b2b850ef..5bc09eec9bbb 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -216,7 +216,7 @@ config HW_RANDOM_MXC_RNGA config HW_RANDOM_NOMADIK tristate "ST-Ericsson Nomadik Random Number Generator support" - depends on HW_RANDOM && PLAT_NOMADIK + depends on HW_RANDOM && ARCH_NOMADIK ---help--- This driver provides kernel-side support for the Random Number Generator hardware found on ST-Ericsson SoCs (8815 and 8500). diff --git a/drivers/clk/ux500/u8500_clk.c b/drivers/clk/ux500/u8500_clk.c index ca4a25ed844c..1f6bfb8f8737 100644 --- a/drivers/clk/ux500/u8500_clk.c +++ b/drivers/clk/ux500/u8500_clk.c @@ -12,7 +12,7 @@ #include <linux/clk-provider.h> #include <linux/mfd/dbx500-prcmu.h> #include <linux/platform_data/clk-ux500.h> - +#include <mach/db8500-regs.h> #include "clk.h" void u8500_clk_init(void) @@ -160,12 +160,6 @@ void u8500_clk_init(void) clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, CLK_IS_ROOT); clk_register_clkdev(clk, NULL, "uicc"); - /* - * FIXME: The MTU clocks might need some kind of "parent muxed join" - * and these have no K-clocks. For now, we ignore the missing - * connection to the corresponding P-clocks, p6_mtu0_clk and - * p6_mtu1_clk. Instead timclk is used which is the valid parent. - */ clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, CLK_IS_ROOT); clk_register_clkdev(clk, NULL, "mtu0"); clk_register_clkdev(clk, NULL, "mtu1"); @@ -379,8 +373,11 @@ void u8500_clk_init(void) clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", U8500_CLKRST6_BASE, BIT(6), 0); + clk_register_clkdev(clk, "apb_pclk", "mtu0"); + clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", U8500_CLKRST6_BASE, BIT(7), 0); + clk_register_clkdev(clk, "apb_pclk", "mtu1"); /* PRCC K-clocks * diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 6a78073c3808..c9f67de8b7b4 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -22,6 +22,21 @@ config DW_APB_TIMER_OF config ARMADA_370_XP_TIMER bool +config CLKSRC_NOMADIK_MTU + bool + depends on (ARCH_NOMADIK || ARCH_U8500) + select CLKSRC_MMIO + help + Support for Multi Timer Unit. MTU provides access + to multiple interrupt generating programmable + 32-bit free running decrementing counters. + +config CLKSRC_NOMADIK_MTU_SCHED_CLOCK + bool + depends on CLKSRC_NOMADIK_MTU + help + Use the Multi Timer Unit as the sched_clock. + config CLKSRC_DBX500_PRCMU bool "Clocksource PRCMU Timer" depends on UX500_SOC_DB8500 @@ -31,7 +46,7 @@ config CLKSRC_DBX500_PRCMU config CLKSRC_DBX500_PRCMU_SCHED_CLOCK bool "Clocksource PRCMU Timer sched_clock" - depends on (CLKSRC_DBX500_PRCMU && !NOMADIK_MTU_SCHED_CLOCK) + depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK) default y help Use the always on PRCMU Timer as sched_clock diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile index 603be366f762..24fb888ee0a2 100644 --- a/drivers/clocksource/Makefile +++ b/drivers/clocksource/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_CLKBLD_I8253) += i8253.o obj-$(CONFIG_CLKSRC_MMIO) += mmio.o obj-$(CONFIG_DW_APB_TIMER) += dw_apb_timer.o obj-$(CONFIG_DW_APB_TIMER_OF) += dw_apb_timer_of.o +obj-$(CONFIG_CLKSRC_NOMADIK_MTU) += nomadik-mtu.o obj-$(CONFIG_CLKSRC_DBX500_PRCMU) += clksrc-dbx500-prcmu.o obj-$(CONFIG_ARMADA_370_XP_TIMER) += time-armada-370-xp.o obj-$(CONFIG_ARCH_BCM2835) += bcm2835_timer.o diff --git a/arch/arm/plat-nomadik/timer.c b/drivers/clocksource/nomadik-mtu.c index 9222e5522a43..8914c3c1c88b 100644 --- a/arch/arm/plat-nomadik/timer.c +++ b/drivers/clocksource/nomadik-mtu.c @@ -1,6 +1,4 @@ /* - * linux/arch/arm/plat-nomadik/timer.c - * * Copyright (C) 2008 STMicroelectronics * Copyright (C) 2010 Alessandro Rubini * Copyright (C) 2010 Linus Walleij for ST-Ericsson @@ -14,9 +12,11 @@ #include <linux/irq.h> #include <linux/io.h> #include <linux/clockchips.h> +#include <linux/clocksource.h> #include <linux/clk.h> #include <linux/jiffies.h> #include <linux/err.h> +#include <linux/platform_data/clocksource-nomadik-mtu.h> #include <asm/mach/time.h> #include <asm/sched_clock.h> @@ -174,12 +174,18 @@ void nmdk_clksrc_reset(void) mtu_base + MTU_CR(0)); } -void __init nmdk_timer_init(void __iomem *base) +void __init nmdk_timer_init(void __iomem *base, int irq) { unsigned long rate; - struct clk *clk0; + struct clk *clk0, *pclk0; mtu_base = base; + + pclk0 = clk_get_sys("mtu0", "apb_pclk"); + BUG_ON(IS_ERR(pclk0)); + BUG_ON(clk_prepare(pclk0) < 0); + BUG_ON(clk_enable(pclk0) < 0); + clk0 = clk_get_sys("mtu0", NULL); BUG_ON(IS_ERR(clk0)); BUG_ON(clk_prepare(clk0) < 0); @@ -201,7 +207,8 @@ void __init nmdk_timer_init(void __iomem *base) clk_prescale = MTU_CRn_PRESCALE_1; } - nmdk_cycle = (rate + HZ/2) / HZ; + /* Cycles for periodic mode */ + nmdk_cycle = DIV_ROUND_CLOSEST(rate, HZ); /* Timer 0 is the free running clocksource */ @@ -217,7 +224,7 @@ void __init nmdk_timer_init(void __iomem *base) #endif /* Timer 1 is used for events, register irq and clockevents */ - setup_irq(IRQ_MTU0, &nmdk_timer_irq); + setup_irq(irq, &nmdk_timer_irq); nmdk_clkevt.cpumask = cpumask_of(0); clockevents_config_and_register(&nmdk_clkevt, rate, 2, 0xffffffffU); } diff --git a/drivers/crypto/ux500/cryp/cryp_core.c b/drivers/crypto/ux500/cryp/cryp_core.c index bc615cc56266..8bc5fef07e7a 100644 --- a/drivers/crypto/ux500/cryp/cryp_core.c +++ b/drivers/crypto/ux500/cryp/cryp_core.c @@ -23,6 +23,7 @@ #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/semaphore.h> +#include <linux/platform_data/dma-ste-dma40.h> #include <crypto/aes.h> #include <crypto/algapi.h> @@ -30,8 +31,6 @@ #include <crypto/des.h> #include <crypto/scatterwalk.h> -#include <plat/ste_dma40.h> - #include <linux/platform_data/crypto-ux500.h> #include <mach/hardware.h> diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index ae55091c2272..23c5573e62dd 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -19,8 +19,7 @@ #include <linux/err.h> #include <linux/amba/bus.h> #include <linux/regulator/consumer.h> - -#include <plat/ste_dma40.h> +#include <linux/platform_data/dma-ste-dma40.h> #include "dmaengine.h" #include "ste_dma40_ll.h" diff --git a/drivers/dma/ste_dma40_ll.c b/drivers/dma/ste_dma40_ll.c index cad9e1daedff..851ad56e8409 100644 --- a/drivers/dma/ste_dma40_ll.c +++ b/drivers/dma/ste_dma40_ll.c @@ -6,7 +6,7 @@ */ #include <linux/kernel.h> -#include <plat/ste_dma40.h> +#include <linux/platform_data/dma-ste-dma40.h> #include "ste_dma40_ll.h" diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index de0874054e9f..77629d33f03f 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -409,7 +409,7 @@ config KEYBOARD_NEWTON config KEYBOARD_NOMADIK tristate "ST-Ericsson Nomadik SKE keyboard" - depends on PLAT_NOMADIK + depends on (ARCH_NOMADIK || ARCH_U8500) select INPUT_MATRIXKMAP help Say Y here if you want to use a keypad provided on the SKE controller diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index 1667c77b5cde..547fff4901ea 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -565,15 +565,10 @@ static int ab8500_irq_init(struct ab8500 *ab8500, struct device_node *np) else num_irqs = AB8500_NR_IRQS; - if (ab8500->irq_base) { - ab8500->domain = irq_domain_add_legacy( - NULL, num_irqs, ab8500->irq_base, - 0, &ab8500_irq_ops, ab8500); - } - else { - ab8500->domain = irq_domain_add_linear( - np, num_irqs, &ab8500_irq_ops, ab8500); - } + /* If ->irq_base is zero this will give a linear mapping */ + ab8500->domain = irq_domain_add_simple(NULL, + num_irqs, ab8500->irq_base, + &ab8500_irq_ops, ab8500); if (!ab8500->domain) { dev_err(ab8500->dev, "Failed to create irqdomain\n"); diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 00b8b0f3dfb6..cea29ba6ce9a 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -2697,9 +2697,15 @@ static struct irq_domain_ops db8500_irq_ops = { static int db8500_irq_init(struct device_node *np) { - db8500_irq_domain = irq_domain_add_legacy( - np, NUM_PRCMU_WAKEUPS, IRQ_PRCMU_BASE, - 0, &db8500_irq_ops, NULL); + int irq_base = -1; + + /* In the device tree case, just take some IRQs */ + if (!np) + irq_base = IRQ_PRCMU_BASE; + + db8500_irq_domain = irq_domain_add_simple( + np, NUM_PRCMU_WAKEUPS, irq_base, + &db8500_irq_ops, NULL); if (!db8500_irq_domain) { pr_err("Failed to create irqdomain\n"); diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 4883139460be..e4f57482f0ae 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -559,7 +559,7 @@ config MTD_NAND_JZ4740 config MTD_NAND_FSMC tristate "Support for NAND on ST Micros FSMC" - depends on PLAT_SPEAR || PLAT_NOMADIK || MACH_U300 + depends on PLAT_SPEAR || ARCH_NOMADIK || ARCH_U8500 || MACH_U300 help Enables support for NAND Flash chips on the ST Microelectronics Flexible Static Memory Controller (FSMC) diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c index cf82d9ce4dee..3ad23fb042b4 100644 --- a/drivers/pinctrl/pinctrl-nomadik.c +++ b/drivers/pinctrl/pinctrl-nomadik.c @@ -44,12 +44,9 @@ static inline u32 prcmu_read(unsigned int reg) { static inline void prcmu_write(unsigned int reg, u32 value) {} static inline void prcmu_write_masked(unsigned int reg, u32 mask, u32 value) {} #endif - +#include <linux/platform_data/pinctrl-nomadik.h> #include <asm/mach/irq.h> - -#include <plat/pincfg.h> -#include <plat/gpio-nomadik.h> - +#include <mach/irqs.h> #include "pinctrl-nomadik.h" /* @@ -60,8 +57,6 @@ static inline void prcmu_write_masked(unsigned int reg, u32 mask, u32 value) {} * Symbols in this file are called "nmk_gpio" for "nomadik gpio" */ -#define NMK_GPIO_PER_CHIP 32 - struct nmk_gpio_chip { struct gpio_chip chip; struct irq_domain *domain; @@ -536,7 +531,7 @@ static int __nmk_config_pins(pin_cfg_t *cfgs, int num, bool sleep) * and its sleep mode based on the specified configuration. The @cfg is * usually one of the SoC specific macros defined in mach/<soc>-pins.h. These * are constructed using, and can be further enhanced with, the macros in - * plat/pincfg.h. + * <linux/platform_data/pinctrl-nomadik.h> * * If a pin's mode is set to GPIO, it is configured as an input to avoid * side-effects. The gpio can be manipulated later using standard GPIO API diff --git a/drivers/pinctrl/pinctrl-nomadik.h b/drivers/pinctrl/pinctrl-nomadik.h index eef316e979a0..bcd4191e10ea 100644 --- a/drivers/pinctrl/pinctrl-nomadik.h +++ b/drivers/pinctrl/pinctrl-nomadik.h @@ -1,7 +1,7 @@ #ifndef PINCTRL_PINCTRL_NOMADIK_H #define PINCTRL_PINCTRL_NOMADIK_H -#include <plat/gpio-nomadik.h> +#include <linux/platform_data/pinctrl-nomadik.h> /* Package definitions */ #define PINCTRL_NMK_STN8815 0 diff --git a/arch/arm/plat-nomadik/include/plat/mtu.h b/include/linux/platform_data/clocksource-nomadik-mtu.h index 582641f3dc01..80088973b734 100644 --- a/arch/arm/plat-nomadik/include/plat/mtu.h +++ b/include/linux/platform_data/clocksource-nomadik-mtu.h @@ -1,7 +1,7 @@ #ifndef __PLAT_MTU_H #define __PLAT_MTU_H -void nmdk_timer_init(void __iomem *base); +void nmdk_timer_init(void __iomem *base, int irq); void nmdk_clkevt_reset(void); void nmdk_clksrc_reset(void); diff --git a/include/linux/platform_data/crypto-ux500.h b/include/linux/platform_data/crypto-ux500.h index 5b2d0817e26a..94df96d9a336 100644 --- a/include/linux/platform_data/crypto-ux500.h +++ b/include/linux/platform_data/crypto-ux500.h @@ -7,7 +7,7 @@ #ifndef _CRYPTO_UX500_H #define _CRYPTO_UX500_H #include <linux/dmaengine.h> -#include <plat/ste_dma40.h> +#include <linux/platform_data/dma-ste-dma40.h> struct hash_platform_data { void *mem_to_engine; diff --git a/arch/arm/plat-nomadik/include/plat/ste_dma40.h b/include/linux/platform_data/dma-ste-dma40.h index 9ff93b065686..9ff93b065686 100644 --- a/arch/arm/plat-nomadik/include/plat/ste_dma40.h +++ b/include/linux/platform_data/dma-ste-dma40.h diff --git a/arch/arm/plat-nomadik/include/plat/pincfg.h b/include/linux/platform_data/pinctrl-nomadik.h index 3b8ec60af351..f73b2f0c55b7 100644 --- a/arch/arm/plat-nomadik/include/plat/pincfg.h +++ b/include/linux/platform_data/pinctrl-nomadik.h @@ -1,16 +1,17 @@ /* - * Copyright (C) ST-Ericsson SA 2010 + * Structures and registers for GPIO access in the Nomadik SoC * - * License terms: GNU General Public License, version 2 - * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson + * Copyright (C) 2008 STMicroelectronics + * Author: Prafulla WADASKAR <prafulla.wadaskar@st.com> + * Copyright (C) 2009 Alessandro Rubini <rubini@unipv.it> * - * Based on arch/arm/mach-pxa/include/mach/mfp.h: - * Copyright (C) 2007 Marvell International Ltd. - * eric miao <eric.miao@marvell.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. */ -#ifndef __PLAT_PINCFG_H -#define __PLAT_PINCFG_H +#ifndef __PLAT_NOMADIK_GPIO +#define __PLAT_NOMADIK_GPIO /* * pin configurations are represented by 32-bit integers: @@ -166,8 +167,100 @@ typedef unsigned long pin_cfg_t; (PIN_CFG_DEFAULT |\ (PIN_NUM(num) | PIN_##alt | PIN_OUTPUT_##val)) +/* + * "nmk_gpio" and "NMK_GPIO" stand for "Nomadik GPIO", leaving + * the "gpio" namespace for generic and cross-machine functions + */ + +#define GPIO_BLOCK_SHIFT 5 +#define NMK_GPIO_PER_CHIP (1 << GPIO_BLOCK_SHIFT) + +/* Register in the logic block */ +#define NMK_GPIO_DAT 0x00 +#define NMK_GPIO_DATS 0x04 +#define NMK_GPIO_DATC 0x08 +#define NMK_GPIO_PDIS 0x0c +#define NMK_GPIO_DIR 0x10 +#define NMK_GPIO_DIRS 0x14 +#define NMK_GPIO_DIRC 0x18 +#define NMK_GPIO_SLPC 0x1c +#define NMK_GPIO_AFSLA 0x20 +#define NMK_GPIO_AFSLB 0x24 +#define NMK_GPIO_LOWEMI 0x28 + +#define NMK_GPIO_RIMSC 0x40 +#define NMK_GPIO_FIMSC 0x44 +#define NMK_GPIO_IS 0x48 +#define NMK_GPIO_IC 0x4c +#define NMK_GPIO_RWIMSC 0x50 +#define NMK_GPIO_FWIMSC 0x54 +#define NMK_GPIO_WKS 0x58 +/* These appear in DB8540 and later ASICs */ +#define NMK_GPIO_EDGELEVEL 0x5C +#define NMK_GPIO_LEVEL 0x60 + +/* Alternate functions: function C is set in hw by setting both A and B */ +#define NMK_GPIO_ALT_GPIO 0 +#define NMK_GPIO_ALT_A 1 +#define NMK_GPIO_ALT_B 2 +#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) + +#define NMK_GPIO_ALT_CX_SHIFT 2 +#define NMK_GPIO_ALT_C1 ((1<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C2 ((2<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C3 ((3<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C4 ((4<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) + +/* Pull up/down values */ +enum nmk_gpio_pull { + NMK_GPIO_PULL_NONE, + NMK_GPIO_PULL_UP, + NMK_GPIO_PULL_DOWN, +}; + +/* Sleep mode */ +enum nmk_gpio_slpm { + NMK_GPIO_SLPM_INPUT, + NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT, + NMK_GPIO_SLPM_NOCHANGE, + NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE, +}; + +/* Older deprecated pin config API that should go away soon */ extern int nmk_config_pin(pin_cfg_t cfg, bool sleep); extern int nmk_config_pins(pin_cfg_t *cfgs, int num); extern int nmk_config_pins_sleep(pin_cfg_t *cfgs, int num); - +extern int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode); +extern int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull); +#ifdef CONFIG_PINCTRL_NOMADIK +extern int nmk_gpio_set_mode(int gpio, int gpio_mode); +#else +static inline int nmk_gpio_set_mode(int gpio, int gpio_mode) +{ + return -ENODEV; +} #endif +extern int nmk_gpio_get_mode(int gpio); + +extern void nmk_gpio_wakeups_suspend(void); +extern void nmk_gpio_wakeups_resume(void); + +extern void nmk_gpio_clocks_enable(void); +extern void nmk_gpio_clocks_disable(void); + +extern void nmk_gpio_read_pull(int gpio_bank, u32 *pull_up); + +/* + * Platform data to register a block: only the initial gpio/irq number. + */ +struct nmk_gpio_platform_data { + char *name; + int first_gpio; + int first_irq; + int num_gpio; + u32 (*get_secondary_status)(unsigned int bank); + void (*set_ioforce)(bool enable); + bool supports_sleepmode; +}; + +#endif /* __PLAT_NOMADIK_GPIO */ diff --git a/sound/soc/ux500/ux500_pcm.c b/sound/soc/ux500/ux500_pcm.c index 1a04e248453c..b55b79f7536c 100644 --- a/sound/soc/ux500/ux500_pcm.c +++ b/sound/soc/ux500/ux500_pcm.c @@ -18,8 +18,7 @@ #include <linux/dma-mapping.h> #include <linux/dmaengine.h> #include <linux/slab.h> - -#include <plat/ste_dma40.h> +#include <linux/platform_data/dma-ste-dma40.h> #include <sound/pcm.h> #include <sound/pcm_params.h> |