From: Arnd Bergmann Date: Fri, 4 Jan 2013 13:38:03 +0000 (+0000) Subject: ARM: gemini: get platform to build again X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=662146b155c09d4b1fd01b5a1fb4e8464cce6685;p=linux.git ARM: gemini: get platform to build again There is no defconfig file for gemini, which has lead to a lot of bitrot. This makes the broken board files, the gpio implementation and the reset logic work again, and fixes the build warnings that got introduced with the changes to the readl/writel prototypes. Signed-off-by: Arnd Bergmann --- diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5b714695b01bb..78f31a3bc7c17 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -411,6 +411,7 @@ config ARCH_GEMINI bool "Cortina Systems Gemini" select ARCH_REQUIRE_GPIOLIB select ARCH_USES_GETTIMEOFFSET + select NEED_MACH_GPIO_H select CPU_FA526 help Support for the Cortina Systems Gemini family SoCs diff --git a/arch/arm/mach-gemini/Makefile b/arch/arm/mach-gemini/Makefile index 7355c0bbcb5ec..7963a77be637b 100644 --- a/arch/arm/mach-gemini/Makefile +++ b/arch/arm/mach-gemini/Makefile @@ -4,7 +4,7 @@ # Object file lists. -obj-y := irq.o mm.o time.o devices.o gpio.o idle.o +obj-y := irq.o mm.o time.o devices.o gpio.o idle.o reset.o # Board-specific support obj-$(CONFIG_MACH_NAS4220B) += board-nas4220b.o diff --git a/arch/arm/mach-gemini/board-nas4220b.c b/arch/arm/mach-gemini/board-nas4220b.c index 08bd650c42f3e..ca8a25bb35217 100644 --- a/arch/arm/mach-gemini/board-nas4220b.c +++ b/arch/arm/mach-gemini/board-nas4220b.c @@ -103,4 +103,5 @@ MACHINE_START(NAS4220B, "Raidsonic NAS IB-4220-B") .init_irq = gemini_init_irq, .init_time = gemini_timer_init, .init_machine = ib4220b_init, + .restart = gemini_restart, MACHINE_END diff --git a/arch/arm/mach-gemini/board-rut1xx.c b/arch/arm/mach-gemini/board-rut1xx.c index fa0a36337f4d8..7a675f88ffd61 100644 --- a/arch/arm/mach-gemini/board-rut1xx.c +++ b/arch/arm/mach-gemini/board-rut1xx.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include @@ -87,4 +88,5 @@ MACHINE_START(RUT100, "Teltonika RUT100") .init_irq = gemini_init_irq, .init_time = gemini_timer_init, .init_machine = rut1xx_init, + .restart = gemini_restart, MACHINE_END diff --git a/arch/arm/mach-gemini/board-wbd111.c b/arch/arm/mach-gemini/board-wbd111.c index 3321cd6cc1f3c..418188cd1712f 100644 --- a/arch/arm/mach-gemini/board-wbd111.c +++ b/arch/arm/mach-gemini/board-wbd111.c @@ -130,4 +130,5 @@ MACHINE_START(WBD111, "Wiliboard WBD-111") .init_irq = gemini_init_irq, .init_time = gemini_timer_init, .init_machine = wbd111_init, + .restart = gemini_restart, MACHINE_END diff --git a/arch/arm/mach-gemini/board-wbd222.c b/arch/arm/mach-gemini/board-wbd222.c index fe33c825fdaf5..266b265090cd2 100644 --- a/arch/arm/mach-gemini/board-wbd222.c +++ b/arch/arm/mach-gemini/board-wbd222.c @@ -130,4 +130,5 @@ MACHINE_START(WBD222, "Wiliboard WBD-222") .init_irq = gemini_init_irq, .init_time = gemini_timer_init, .init_machine = wbd222_init, + .restart = gemini_restart, MACHINE_END diff --git a/arch/arm/mach-gemini/common.h b/arch/arm/mach-gemini/common.h index 7670c39acb2f9..38a45260a7c8b 100644 --- a/arch/arm/mach-gemini/common.h +++ b/arch/arm/mach-gemini/common.h @@ -26,4 +26,6 @@ extern int platform_register_pflash(unsigned int size, struct mtd_partition *parts, unsigned int nr_parts); +extern void gemini_restart(char mode, const char *cmd); + #endif /* __GEMINI_COMMON_H__ */ diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c index fdc7ef1391d38..70bfa571b24be 100644 --- a/arch/arm/mach-gemini/gpio.c +++ b/arch/arm/mach-gemini/gpio.c @@ -21,6 +21,7 @@ #include #include +#include #define GPIO_BASE(x) IO_ADDRESS(GEMINI_GPIO_BASE(x)) @@ -44,7 +45,7 @@ #define GPIO_PORT_NUM 3 -static void _set_gpio_irqenable(unsigned int base, unsigned int index, +static void _set_gpio_irqenable(void __iomem *base, unsigned int index, int enable) { unsigned int reg; @@ -57,7 +58,7 @@ static void _set_gpio_irqenable(unsigned int base, unsigned int index, static void gpio_ack_irq(struct irq_data *d) { unsigned int gpio = irq_to_gpio(d->irq); - unsigned int base = GPIO_BASE(gpio / 32); + void __iomem *base = GPIO_BASE(gpio / 32); __raw_writel(1 << (gpio % 32), base + GPIO_INT_CLR); } @@ -65,7 +66,7 @@ static void gpio_ack_irq(struct irq_data *d) static void gpio_mask_irq(struct irq_data *d) { unsigned int gpio = irq_to_gpio(d->irq); - unsigned int base = GPIO_BASE(gpio / 32); + void __iomem *base = GPIO_BASE(gpio / 32); _set_gpio_irqenable(base, gpio % 32, 0); } @@ -73,7 +74,7 @@ static void gpio_mask_irq(struct irq_data *d) static void gpio_unmask_irq(struct irq_data *d) { unsigned int gpio = irq_to_gpio(d->irq); - unsigned int base = GPIO_BASE(gpio / 32); + void __iomem *base = GPIO_BASE(gpio / 32); _set_gpio_irqenable(base, gpio % 32, 1); } @@ -82,7 +83,7 @@ static int gpio_set_irq_type(struct irq_data *d, unsigned int type) { unsigned int gpio = irq_to_gpio(d->irq); unsigned int gpio_mask = 1 << (gpio % 32); - unsigned int base = GPIO_BASE(gpio / 32); + void __iomem *base = GPIO_BASE(gpio / 32); unsigned int reg_both, reg_level, reg_type; reg_type = __raw_readl(base + GPIO_INT_TYPE); @@ -120,7 +121,7 @@ static int gpio_set_irq_type(struct irq_data *d, unsigned int type) __raw_writel(reg_level, base + GPIO_INT_LEVEL); __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE); - gpio_ack_irq(d->irq); + gpio_ack_irq(d); return 0; } @@ -153,7 +154,7 @@ static struct irq_chip gpio_irq_chip = { static void _set_gpio_direction(struct gpio_chip *chip, unsigned offset, int dir) { - unsigned int base = GPIO_BASE(offset / 32); + void __iomem *base = GPIO_BASE(offset / 32); unsigned int reg; reg = __raw_readl(base + GPIO_DIR); @@ -166,7 +167,7 @@ static void _set_gpio_direction(struct gpio_chip *chip, unsigned offset, static void gemini_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - unsigned int base = GPIO_BASE(offset / 32); + void __iomem *base = GPIO_BASE(offset / 32); if (value) __raw_writel(1 << (offset % 32), base + GPIO_DATA_SET); @@ -176,7 +177,7 @@ static void gemini_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int gemini_gpio_get(struct gpio_chip *chip, unsigned offset) { - unsigned int base = GPIO_BASE(offset / 32); + void __iomem *base = GPIO_BASE(offset / 32); return (__raw_readl(base + GPIO_DATA_IN) >> (offset % 32)) & 1; } diff --git a/arch/arm/mach-gemini/include/mach/hardware.h b/arch/arm/mach-gemini/include/mach/hardware.h index 8c950e1d06be5..98e7b0f286bfd 100644 --- a/arch/arm/mach-gemini/include/mach/hardware.h +++ b/arch/arm/mach-gemini/include/mach/hardware.h @@ -69,6 +69,6 @@ /* * macro to get at IO space when running virtually */ -#define IO_ADDRESS(x) ((((x) & 0xFFF00000) >> 4) | ((x) & 0x000FFFFF) | 0xF0000000) +#define IO_ADDRESS(x) IOMEM((((x) & 0xFFF00000) >> 4) | ((x) & 0x000FFFFF) | 0xF0000000) #endif diff --git a/arch/arm/mach-gemini/include/mach/system.h b/arch/arm/mach-gemini/include/mach/system.h deleted file mode 100644 index a33b5a1f8ab48..0000000000000 --- a/arch/arm/mach-gemini/include/mach/system.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * Copyright (C) 2001-2006 Storlink, Corp. - * Copyright (C) 2008-2009 Paulius Zaleckas - * - * 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 __MACH_SYSTEM_H -#define __MACH_SYSTEM_H - -#include -#include -#include - -static inline void arch_reset(char mode, const char *cmd) -{ - __raw_writel(RESET_GLOBAL | RESET_CPU1, - IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET); -} - -#endif /* __MACH_SYSTEM_H */ diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c index 020852d3bdd8b..30bef116691ee 100644 --- a/arch/arm/mach-gemini/irq.c +++ b/arch/arm/mach-gemini/irq.c @@ -65,8 +65,8 @@ static struct irq_chip gemini_irq_chip = { static struct resource irq_resource = { .name = "irq_handler", - .start = IO_ADDRESS(GEMINI_INTERRUPT_BASE), - .end = IO_ADDRESS(FIQ_STATUS(GEMINI_INTERRUPT_BASE)) + 4, + .start = GEMINI_INTERRUPT_BASE, + .end = FIQ_STATUS(GEMINI_INTERRUPT_BASE) + 4, }; void __init gemini_init_irq(void) diff --git a/arch/arm/mach-gemini/mm.c b/arch/arm/mach-gemini/mm.c index 51948242ec095..2c2cd284bb6ad 100644 --- a/arch/arm/mach-gemini/mm.c +++ b/arch/arm/mach-gemini/mm.c @@ -19,57 +19,57 @@ /* Page table mapping for I/O region */ static struct map_desc gemini_io_desc[] __initdata = { { - .virtual = IO_ADDRESS(GEMINI_GLOBAL_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_GLOBAL_BASE), .pfn =__phys_to_pfn(GEMINI_GLOBAL_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_UART_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_UART_BASE), .pfn = __phys_to_pfn(GEMINI_UART_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_TIMER_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_TIMER_BASE), .pfn = __phys_to_pfn(GEMINI_TIMER_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_INTERRUPT_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_INTERRUPT_BASE), .pfn = __phys_to_pfn(GEMINI_INTERRUPT_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_POWER_CTRL_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_POWER_CTRL_BASE), .pfn = __phys_to_pfn(GEMINI_POWER_CTRL_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_GPIO_BASE(0)), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(0)), .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(0)), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_GPIO_BASE(1)), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(1)), .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(1)), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_GPIO_BASE(2)), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_GPIO_BASE(2)), .pfn = __phys_to_pfn(GEMINI_GPIO_BASE(2)), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_FLASH_CTRL_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_FLASH_CTRL_BASE), .pfn = __phys_to_pfn(GEMINI_FLASH_CTRL_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_DRAM_CTRL_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_DRAM_CTRL_BASE), .pfn = __phys_to_pfn(GEMINI_DRAM_CTRL_BASE), .length = SZ_512K, .type = MT_DEVICE, }, { - .virtual = IO_ADDRESS(GEMINI_GENERAL_DMA_BASE), + .virtual = (unsigned long)IO_ADDRESS(GEMINI_GENERAL_DMA_BASE), .pfn = __phys_to_pfn(GEMINI_GENERAL_DMA_BASE), .length = SZ_512K, .type = MT_DEVICE, diff --git a/arch/arm/mach-gemini/reset.c b/arch/arm/mach-gemini/reset.c new file mode 100644 index 0000000000000..b26659759e275 --- /dev/null +++ b/arch/arm/mach-gemini/reset.c @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2001-2006 Storlink, Corp. + * Copyright (C) 2008-2009 Paulius Zaleckas + * + * 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 __MACH_SYSTEM_H +#define __MACH_SYSTEM_H + +#include +#include +#include + +void gemini_restart(char mode, const char *cmd) +{ + __raw_writel(RESET_GLOBAL | RESET_CPU1, + IO_ADDRESS(GEMINI_GLOBAL_BASE) + GLOBAL_RESET); +} + +#endif /* __MACH_SYSTEM_H */