diff options
Diffstat (limited to 'arch/arm/plat-mxc')
26 files changed, 446 insertions, 143 deletions
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index b2a7e3fad117..9cc2b16fdf79 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -6,18 +6,27 @@ choice prompt "MXC/iMX Base Type" default ARCH_MX3 +config ARCH_MX1 + bool "MX1-based" + select CPU_ARM920T + help + This enables support for systems based on the Freescale i.MX1 family + config ARCH_MX2 bool "MX2-based" + select CPU_ARM926T help This enables support for systems based on the Freescale i.MX2 family config ARCH_MX3 bool "MX3-based" + select CPU_V6 help This enables support for systems based on the Freescale i.MX3 family endchoice +source "arch/arm/mach-mx1/Kconfig" source "arch/arm/mach-mx2/Kconfig" source "arch/arm/mach-mx3/Kconfig" diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile index 067556f7c91f..db74a929179d 100644 --- a/arch/arm/plat-mxc/Makefile +++ b/arch/arm/plat-mxc/Makefile @@ -5,4 +5,5 @@ # Common support obj-y := irq.o clock.o gpio.o time.o devices.o +obj-$(CONFIG_ARCH_MX1) += iomux-mx1-mx2.o dma-mx1-mx2.o obj-$(CONFIG_ARCH_MX2) += iomux-mx1-mx2.o dma-mx1-mx2.o diff --git a/arch/arm/plat-mxc/dma-mx1-mx2.c b/arch/arm/plat-mxc/dma-mx1-mx2.c index b296f19fd89a..2905ec758758 100644 --- a/arch/arm/plat-mxc/dma-mx1-mx2.c +++ b/arch/arm/plat-mxc/dma-mx1-mx2.c @@ -34,7 +34,6 @@ #include <asm/system.h> #include <asm/irq.h> #include <mach/hardware.h> -#include <asm/dma.h> #include <mach/dma-mx1-mx2.h> #define DMA_DCR 0x00 /* Control Register */ @@ -114,7 +113,7 @@ struct imx_dma_channel { void (*err_handler) (int, void *, int errcode); void (*prog_handler) (int, void *, struct scatterlist *); void *data; - dmamode_t dma_mode; + unsigned int dma_mode; struct scatterlist *sg; unsigned int resbytes; int dma_num; @@ -193,7 +192,7 @@ static inline int imx_dma_sg_next(int channel, struct scatterlist *sg) int imx_dma_setup_single(int channel, dma_addr_t dma_address, unsigned int dma_length, unsigned int dev_addr, - dmamode_t dmamode) + unsigned int dmamode) { struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; @@ -288,7 +287,7 @@ int imx_dma_setup_sg(int channel, struct scatterlist *sg, unsigned int sgcount, unsigned int dma_length, unsigned int dev_addr, - dmamode_t dmamode) + unsigned int dmamode) { struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; @@ -512,6 +511,7 @@ void imx_dma_disable(int channel) } EXPORT_SYMBOL(imx_dma_disable); +#ifdef CONFIG_ARCH_MX2 static void imx_dma_watchdog(unsigned long chno) { struct imx_dma_channel *imxdma = &imx_dma_channels[chno]; @@ -523,6 +523,7 @@ static void imx_dma_watchdog(unsigned long chno) if (imxdma->err_handler) imxdma->err_handler(chno, imxdma->data, IMX_DMA_ERR_TIMEOUT); } +#endif static irqreturn_t dma_err_handler(int irq, void *dev_id) { @@ -675,7 +676,7 @@ int imx_dma_request(int channel, const char *name) { struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; unsigned long flags; - int ret; + int ret = 0; /* basic sanity checks */ if (!name) @@ -697,6 +698,7 @@ int imx_dma_request(int channel, const char *name) ret = request_irq(MXC_INT_DMACH0 + channel, dma_irq_handler, 0, "DMA", NULL); if (ret) { + local_irq_restore(flags); printk(KERN_CRIT "Can't register IRQ %d for DMA channel %d\n", MXC_INT_DMACH0 + channel, channel); return ret; @@ -713,7 +715,7 @@ int imx_dma_request(int channel, const char *name) imxdma->sg = NULL; local_irq_restore(flags); - return 0; + return ret; } EXPORT_SYMBOL(imx_dma_request); diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c index de5c4747453f..ccbd94adc668 100644 --- a/arch/arm/plat-mxc/gpio.c +++ b/arch/arm/plat-mxc/gpio.c @@ -115,8 +115,8 @@ static void mxc_gpio_irq_handler(struct mxc_gpio_port *port, u32 irq_stat) } } -#ifdef CONFIG_ARCH_MX3 -/* MX3 has one interrupt *per* gpio port */ +#if defined(CONFIG_ARCH_MX3) || defined(CONFIG_ARCH_MX1) +/* MX1 and MX3 has one interrupt *per* gpio port */ static void mx3_gpio_irq_handler(u32 irq, struct irq_desc *desc) { u32 irq_stat; @@ -237,7 +237,7 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt) /* its a serious configuration bug when it fails */ BUG_ON( gpiochip_add(&port[i].chip) < 0 ); -#ifdef CONFIG_ARCH_MX3 +#if defined(CONFIG_ARCH_MX3) || defined(CONFIG_ARCH_MX1) /* setup one handler for each entry */ set_irq_chained_handler(port[i].irq, mx3_gpio_irq_handler); set_irq_data(port[i].irq, &port[i]); diff --git a/arch/arm/plat-mxc/include/mach/board-mx27ads.h b/arch/arm/plat-mxc/include/mach/board-mx27ads.h index 61e66dac90ef..8f34a05afc87 100644 --- a/arch/arm/plat-mxc/include/mach/board-mx27ads.h +++ b/arch/arm/plat-mxc/include/mach/board-mx27ads.h @@ -15,7 +15,7 @@ #define __ASM_ARCH_MXC_BOARD_MX27ADS_H__ /* external interrupt multiplexer */ -#define MXC_EXP_IO_BASE (MXC_GPIO_BASE + MXC_MAX_GPIO_LINES) +#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) #define MXC_VIRTUAL_INTS_BASE (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES) #define MXC_SDIO1_CARD_IRQ MXC_VIRTUAL_INTS_BASE @@ -28,11 +28,6 @@ /* * MXC UART EVB board level configurations */ - -#define MXC_LL_EXTUART_PADDR (CS4_BASE_ADDR + 0x20000) -#define MXC_LL_EXTUART_VADDR (CS4_BASE_ADDR_VIRT + 0x20000) -#define MXC_LL_EXTUART_16BIT_BUS - #define MXC_LL_UART_PADDR UART1_BASE_ADDR #define MXC_LL_UART_VADDR AIPI_IO_ADDRESS(UART1_BASE_ADDR) diff --git a/arch/arm/plat-mxc/include/mach/board-mx31ads.h b/arch/arm/plat-mxc/include/mach/board-mx31ads.h index 745b48864f93..451d510d08c3 100644 --- a/arch/arm/plat-mxc/include/mach/board-mx31ads.h +++ b/arch/arm/plat-mxc/include/mach/board-mx31ads.h @@ -90,7 +90,7 @@ #define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS) #define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_4) -#define MXC_EXP_IO_BASE (MXC_MAX_INT_LINES + MXC_MAX_GPIO_LINES) +#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) #define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE) #define EXPIO_INT_LOW_BAT (MXC_EXP_IO_BASE + 0) diff --git a/arch/arm/plat-mxc/include/mach/board-mx31pdk.h b/arch/arm/plat-mxc/include/mach/board-mx31pdk.h new file mode 100644 index 000000000000..2b6b316d0f51 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/board-mx31pdk.h @@ -0,0 +1,19 @@ +/* + * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * 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 __ASM_ARCH_MXC_BOARD_MX31PDK_H__ +#define __ASM_ARCH_MXC_BOARD_MX31PDK_H__ + +/* mandatory for CONFIG_LL_DEBUG */ + +#define MXC_LL_UART_PADDR UART1_BASE_ADDR +#define MXC_LL_UART_VADDR AIPS1_IO_ADDRESS(UART1_BASE_ADDR) + +#endif /* __ASM_ARCH_MXC_BOARD_MX31PDK_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S index b9907bebba3b..602768b427e2 100644 --- a/arch/arm/plat-mxc/include/mach/debug-macro.S +++ b/arch/arm/plat-mxc/include/mach/debug-macro.S @@ -28,6 +28,9 @@ #ifdef CONFIG_MACH_PCM038 #include <mach/board-pcm038.h> #endif +#ifdef CONFIG_MACH_MX31_3DS +#include <mach/board-mx31pdk.h> +#endif .macro addruart,rx mrc p15, 0, \rx, c1, c0 tst \rx, #1 @ MMU enabled? diff --git a/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h b/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h index e85fd946116c..b3876cc238ca 100644 --- a/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h +++ b/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h @@ -22,13 +22,15 @@ * MA 02110-1301, USA. */ -#include <asm/dma.h> - #ifndef __ASM_ARCH_MXC_DMA_H #define __ASM_ARCH_MXC_DMA_H #define IMX_DMA_CHANNELS 16 +#define DMA_MODE_READ 0 +#define DMA_MODE_WRITE 1 +#define DMA_MODE_MASK 1 + #define DMA_BASE IO_ADDRESS(DMA_BASE_ADDR) #define IMX_DMA_MEMSIZE_32 (0 << 4) @@ -54,12 +56,12 @@ imx_dma_config_burstlen(int channel, unsigned int burstlen); int imx_dma_setup_single(int channel, dma_addr_t dma_address, unsigned int dma_length, unsigned int dev_addr, - dmamode_t dmamode); + unsigned int dmamode); int imx_dma_setup_sg(int channel, struct scatterlist *sg, unsigned int sgcount, unsigned int dma_length, - unsigned int dev_addr, dmamode_t dmamode); + unsigned int dev_addr, unsigned int dmamode); int imx_dma_setup_handlers(int channel, diff --git a/arch/arm/plat-mxc/include/mach/dma.h b/arch/arm/plat-mxc/include/mach/dma.h deleted file mode 100644 index c822d569a05e..000000000000 --- a/arch/arm/plat-mxc/include/mach/dma.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * 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 __ASM_ARCH_MXC_DMA_H__ -#define __ASM_ARCH_MXC_DMA_H__ - -#endif diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S index 11632028f7d1..5f01d60da845 100644 --- a/arch/arm/plat-mxc/include/mach/entry-macro.S +++ b/arch/arm/plat-mxc/include/mach/entry-macro.S @@ -9,6 +9,8 @@ * published by the Free Software Foundation. */ +#include <mach/hardware.h> + #define AVIC_NIMASK 0x04 @ this macro disables fast irq (not implemented) diff --git a/arch/arm/plat-mxc/include/mach/gpio.h b/arch/arm/plat-mxc/include/mach/gpio.h index 65eedc0d196f..ea509f1090fb 100644 --- a/arch/arm/plat-mxc/include/mach/gpio.h +++ b/arch/arm/plat-mxc/include/mach/gpio.h @@ -27,8 +27,8 @@ #define gpio_set_value __gpio_set_value #define gpio_cansleep __gpio_cansleep -#define gpio_to_irq(gpio) (MXC_MAX_INT_LINES + (gpio)) -#define irq_to_gpio(irq) ((irq) - MXC_MAX_INT_LINES) +#define gpio_to_irq(gpio) (MXC_GPIO_IRQ_START + (gpio)) +#define irq_to_gpio(irq) ((irq) - MXC_GPIO_IRQ_START) struct mxc_gpio_port { void __iomem *base; diff --git a/arch/arm/plat-mxc/include/mach/hardware.h b/arch/arm/plat-mxc/include/mach/hardware.h index 3caadeeda701..a612d8bb73c8 100644 --- a/arch/arm/plat-mxc/include/mach/hardware.h +++ b/arch/arm/plat-mxc/include/mach/hardware.h @@ -32,6 +32,10 @@ # endif #endif +#ifdef CONFIG_ARCH_MX1 +# include <mach/mx1.h> +#endif + #include <mach/mxc.h> #endif /* __ASM_ARCH_MXC_HARDWARE_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/io.h b/arch/arm/plat-mxc/include/mach/io.h index 5d4cb1196441..b4f2de769466 100644 --- a/arch/arm/plat-mxc/include/mach/io.h +++ b/arch/arm/plat-mxc/include/mach/io.h @@ -25,8 +25,8 @@ __mx3_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype) /* Access all peripherals below 0x80000000 as nonshared device * but leave l2cc alone. */ - if ((phys_addr < 0x80000000) && ((phys_addr < L2CC_BASE_ADDR) || - (phys_addr >= L2CC_BASE_ADDR + L2CC_SIZE))) + if ((phys_addr < 0x80000000) && ((phys_addr < 0x30000000) || + (phys_addr >= 0x30000000 + SZ_1M))) mtype = MT_DEVICE_NONSHARED; } @@ -35,8 +35,8 @@ __mx3_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype) #endif /* io address mapping macro */ -#define __io(a) ((void __iomem *)(a)) +#define __io(a) __typesafe_io(a) -#define __mem_pci(a) (a) +#define __mem_pci(a) (a) #endif diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx1-mx2.h b/arch/arm/plat-mxc/include/mach/iomux-mx1-mx2.h index 3d09bfd6c53d..95a383be628e 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx1-mx2.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx1-mx2.h @@ -21,12 +21,6 @@ #include <linux/io.h> -#define MXC_GPIO_ALLOC_MODE_NORMAL 0 -#define MXC_GPIO_ALLOC_MODE_NO_ALLOC 1 -#define MXC_GPIO_ALLOC_MODE_TRY_ALLOC 2 -#define MXC_GPIO_ALLOC_MODE_ALLOC_ONLY 4 -#define MXC_GPIO_ALLOC_MODE_RELEASE 8 - /* * GPIO Module and I/O Multiplexer * x = 0..3 for reg_A, reg_B, reg_C, reg_D @@ -103,7 +97,8 @@ extern void mxc_gpio_mode(int gpio_mode); extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, - int alloc_mode, const char *label); + const char *label); +extern void mxc_gpio_release_multiple_pins(const int *pin_list, int count); /*-------------------------------------------------------------------------*/ @@ -113,9 +108,9 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, * missing on some (many) pins */ #ifdef CONFIG_ARCH_MX1 -#define PA0_AIN_SPI2_CLK (GPIO_GIUS | GPIO_PORTA | GPIO_OUT | 0) +#define PA0_AIN_SPI2_CLK (GPIO_PORTA | GPIO_OUT | 0) #define PA0_AF_ETMTRACESYNC (GPIO_PORTA | GPIO_AF | 0) -#define PA1_AOUT_SPI2_RXD (GPIO_GIUS | GPIO_PORTA | GPIO_IN | 1) +#define PA1_AOUT_SPI2_RXD (GPIO_PORTA | GPIO_IN | 1) #define PA1_PF_TIN (GPIO_PORTA | GPIO_PF | 1) #define PA2_PF_PWM0 (GPIO_PORTA | GPIO_OUT | GPIO_PF | 2) #define PA3_PF_CSI_MCLK (GPIO_PORTA | GPIO_PF | 3) @@ -133,7 +128,7 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PA15_PF_I2C_SDA (GPIO_PORTA | GPIO_OUT | GPIO_PF | 15) #define PA16_PF_I2C_SCL (GPIO_PORTA | GPIO_OUT | GPIO_PF | 16) #define PA17_AF_ETMTRACEPKT4 (GPIO_PORTA | GPIO_AF | 17) -#define PA17_AIN_SPI2_SS (GPIO_GIUS | GPIO_PORTA | GPIO_OUT | 17) +#define PA17_AIN_SPI2_SS (GPIO_PORTA | GPIO_OUT | 17) #define PA18_AF_ETMTRACEPKT5 (GPIO_PORTA | GPIO_AF | 18) #define PA19_AF_ETMTRACEPKT6 (GPIO_PORTA | GPIO_AF | 19) #define PA20_AF_ETMTRACEPKT7 (GPIO_PORTA | GPIO_AF | 20) @@ -201,27 +196,27 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PC15_PF_SPI1_SS (GPIO_PORTC | GPIO_PF | 15) #define PC16_PF_SPI1_MISO (GPIO_PORTC | GPIO_PF | 16) #define PC17_PF_SPI1_MOSI (GPIO_PORTC | GPIO_PF | 17) -#define PC24_BIN_UART3_RI (GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 24) -#define PC25_BIN_UART3_DSR (GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 25) -#define PC26_AOUT_UART3_DTR (GPIO_GIUS | GPIO_PORTC | GPIO_IN | 26) -#define PC27_BIN_UART3_DCD (GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 27) -#define PC28_BIN_UART3_CTS (GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 28) -#define PC29_AOUT_UART3_RTS (GPIO_GIUS | GPIO_PORTC | GPIO_IN | 29) -#define PC30_BIN_UART3_TX (GPIO_GIUS | GPIO_PORTC | GPIO_BIN | 30) -#define PC31_AOUT_UART3_RX (GPIO_GIUS | GPIO_PORTC | GPIO_IN | 31) +#define PC24_BIN_UART3_RI (GPIO_PORTC | GPIO_OUT | GPIO_BIN | 24) +#define PC25_BIN_UART3_DSR (GPIO_PORTC | GPIO_OUT | GPIO_BIN | 25) +#define PC26_AOUT_UART3_DTR (GPIO_PORTC | GPIO_IN | 26) +#define PC27_BIN_UART3_DCD (GPIO_PORTC | GPIO_OUT | GPIO_BIN | 27) +#define PC28_BIN_UART3_CTS (GPIO_PORTC | GPIO_OUT | GPIO_BIN | 28) +#define PC29_AOUT_UART3_RTS (GPIO_PORTC | GPIO_IN | 29) +#define PC30_BIN_UART3_TX (GPIO_PORTC | GPIO_BIN | 30) +#define PC31_AOUT_UART3_RX (GPIO_PORTC | GPIO_IN | 31) #define PD6_PF_LSCLK (GPIO_PORTD | GPIO_OUT | GPIO_PF | 6) #define PD7_PF_REV (GPIO_PORTD | GPIO_PF | 7) -#define PD7_AF_UART2_DTR (GPIO_GIUS | GPIO_PORTD | GPIO_IN | GPIO_AF | 7) -#define PD7_AIN_SPI2_SCLK (GPIO_GIUS | GPIO_PORTD | GPIO_AIN | 7) +#define PD7_AF_UART2_DTR (GPIO_PORTD | GPIO_IN | GPIO_AF | 7) +#define PD7_AIN_SPI2_SCLK (GPIO_PORTD | GPIO_AIN | 7) #define PD8_PF_CLS (GPIO_PORTD | GPIO_PF | 8) #define PD8_AF_UART2_DCD (GPIO_PORTD | GPIO_OUT | GPIO_AF | 8) -#define PD8_AIN_SPI2_SS (GPIO_GIUS | GPIO_PORTD | GPIO_AIN | 8) +#define PD8_AIN_SPI2_SS (GPIO_PORTD | GPIO_AIN | 8) #define PD9_PF_PS (GPIO_PORTD | GPIO_PF | 9) #define PD9_AF_UART2_RI (GPIO_PORTD | GPIO_OUT | GPIO_AF | 9) -#define PD9_AOUT_SPI2_RXD (GPIO_GIUS | GPIO_PORTD | GPIO_IN | 9) +#define PD9_AOUT_SPI2_RXD (GPIO_PORTD | GPIO_IN | 9) #define PD10_PF_SPL_SPR (GPIO_PORTD | GPIO_OUT | GPIO_PF | 10) #define PD10_AF_UART2_DSR (GPIO_PORTD | GPIO_OUT | GPIO_AF | 10) -#define PD10_AIN_SPI2_TXD (GPIO_GIUS | GPIO_PORTD | GPIO_OUT | 10) +#define PD10_AIN_SPI2_TXD (GPIO_PORTD | GPIO_OUT | 10) #define PD11_PF_CONTRAST (GPIO_PORTD | GPIO_OUT | GPIO_PF | 11) #define PD12_PF_ACD_OE (GPIO_PORTD | GPIO_OUT | GPIO_PF | 12) #define PD13_PF_LP_HSYNC (GPIO_PORTD | GPIO_OUT | GPIO_PF | 13) @@ -243,7 +238,7 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PD29_PF_LD14 (GPIO_PORTD | GPIO_OUT | GPIO_PF | 29) #define PD30_PF_LD15 (GPIO_PORTD | GPIO_OUT | GPIO_PF | 30) #define PD31_PF_TMR2OUT (GPIO_PORTD | GPIO_PF | 31) -#define PD31_BIN_SPI2_TXD (GPIO_GIUS | GPIO_PORTD | GPIO_BIN | 31) +#define PD31_BIN_SPI2_TXD (GPIO_PORTD | GPIO_BIN | 31) #endif #ifdef CONFIG_ARCH_MX2 @@ -279,6 +274,12 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PA29_PF_VSYNC (GPIO_PORTA | GPIO_OUT | GPIO_PF | 29) #define PA30_PF_CONTRAST (GPIO_PORTA | GPIO_OUT | GPIO_PF | 30) #define PA31_PF_OE_ACD (GPIO_PORTA | GPIO_OUT | GPIO_PF | 31) +#define PB4_PF_SD2_D0 (GPIO_PORTB | GPIO_PF | 4) +#define PB5_PF_SD2_D1 (GPIO_PORTB | GPIO_PF | 5) +#define PB6_PF_SD2_D2 (GPIO_PORTB | GPIO_PF | 6) +#define PB7_PF_SD2_D3 (GPIO_PORTB | GPIO_PF | 7) +#define PB8_PF_SD2_CMD (GPIO_PORTB | GPIO_PF | 8) +#define PB9_PF_SD2_CLK (GPIO_PORTB | GPIO_PF | 9) #define PB10_PF_CSI_D0 (GPIO_PORTB | GPIO_OUT | GPIO_PF | 10) #define PB10_AF_UART6_TXD (GPIO_PORTB | GPIO_OUT | GPIO_AF | 10) #define PB11_PF_CSI_D1 (GPIO_PORTB | GPIO_OUT | GPIO_PF | 11) @@ -315,6 +316,13 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PB31_AF_UART4_RXD (GPIO_PORTB | GPIO_IN | GPIO_AF | 31) #define PC5_PF_I2C2_SDA (GPIO_PORTC | GPIO_IN | GPIO_PF | 5) #define PC6_PF_I2C2_SCL (GPIO_PORTC | GPIO_IN | GPIO_PF | 6) +#define PC7_PF_USBOTG_DATA5 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 7) +#define PC8_PF_USBOTG_DATA6 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 8) +#define PC9_PF_USBOTG_DATA0 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 9) +#define PC10_PF_USBOTG_DATA2 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 10) +#define PC11_PF_USBOTG_DATA1 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 11) +#define PC12_PF_USBOTG_DATA4 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 12) +#define PC13_PF_USBOTG_DATA3 (GPIO_PORTC | GPIO_OUT | GPIO_PF | 13) #define PC16_PF_SSI4_FS (GPIO_PORTC | GPIO_IN | GPIO_PF | 16) #define PC17_PF_SSI4_RXD (GPIO_PORTC | GPIO_IN | GPIO_PF | 17) #define PC18_PF_SSI4_TXD (GPIO_PORTC | GPIO_IN | GPIO_PF | 18) @@ -365,6 +373,9 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PD30_PF_CSPI1_MISO (GPIO_PORTD | GPIO_IN | GPIO_PF | 30) #define PD31_PF_CSPI1_MOSI (GPIO_PORTD | GPIO_OUT | GPIO_PF | 31) #define PF23_AIN_FEC_TX_EN (GPIO_PORTF | GPIO_OUT | GPIO_AIN | 23) +#define PE0_PF_USBOTG_NXT (GPIO_PORTE | GPIO_OUT | GPIO_PF | 0) +#define PE1_PF_USBOTG_STP (GPIO_PORTE | GPIO_OUT | GPIO_PF | 1) +#define PE2_PF_USBOTG_DIR (GPIO_PORTE | GPIO_OUT | GPIO_PF | 2) #define PE3_PF_UART2_CTS (GPIO_PORTE | GPIO_OUT | GPIO_PF | 3) #define PE4_PF_UART2_RTS (GPIO_PORTE | GPIO_IN | GPIO_PF | 4) #define PE6_PF_UART2_TXD (GPIO_PORTE | GPIO_OUT | GPIO_PF | 6) @@ -379,18 +390,27 @@ extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, #define PE15_PF_UART1_RTS (GPIO_PORTE | GPIO_IN | GPIO_PF | 15) #define PE16_AF_RTCK (GPIO_PORTE | GPIO_OUT | GPIO_AF | 16) #define PE16_PF_RTCK (GPIO_PORTE | GPIO_OUT | GPIO_PF | 16) +#define PE18_PF_SDHC1_D0 (GPIO_PORTE | GPIO_PF | 18) #define PE18_AF_CSPI3_MISO (GPIO_PORTE | GPIO_IN | GPIO_AF | 18) +#define PE19_PF_SDHC1_D1 (GPIO_PORTE | GPIO_PF | 19) +#define PE20_PF_SDHC1_D2 (GPIO_PORTE | GPIO_PF | 20) +#define PE21_PF_SDHC1_D3 (GPIO_PORTE | GPIO_PF | 21) #define PE21_AF_CSPI3_SS (GPIO_PORTE | GPIO_OUT | GPIO_AF | 21) +#define PE22_PF_SDHC1_CMD (GPIO_PORTE | GPIO_PF | 22) #define PE22_AF_CSPI3_MOSI (GPIO_PORTE | GPIO_OUT | GPIO_AF | 22) +#define PE22_PF_SDHC1_CLK (GPIO_PORTE | GPIO_PF | 23) #define PE23_AF_CSPI3_SCLK (GPIO_PORTE | GPIO_OUT | GPIO_AF | 23) +#define PE24_PF_USBOTG_CLK (GPIO_PORTE | GPIO_OUT | GPIO_PF | 24) +#define PE25_PF_USBOTG_DATA7 (GPIO_PORTE | GPIO_OUT | GPIO_PF | 25) #endif /* decode irq number to use with IMR(x), ISR(x) and friends */ -#define IRQ_TO_REG(irq) ((irq - MXC_MAX_INT_LINES) >> 5) +#define IRQ_TO_REG(irq) ((irq - MXC_INTERNAL_IRQS) >> 5) -#define IRQ_GPIOA(x) (MXC_MAX_INT_LINES + x) +#define IRQ_GPIOA(x) (MXC_GPIO_IRQ_START + x) #define IRQ_GPIOB(x) (IRQ_GPIOA(32) + x) #define IRQ_GPIOC(x) (IRQ_GPIOB(32) + x) #define IRQ_GPIOD(x) (IRQ_GPIOC(32) + x) +#define IRQ_GPIOE(x) (IRQ_GPIOD(32) + x) #endif /* _MXC_GPIO_MX1_MX2_H */ diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx3.h b/arch/arm/plat-mxc/include/mach/iomux-mx3.h index c9f39c2fb8c6..c9198c0aea18 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx3.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx3.h @@ -141,7 +141,7 @@ void mxc_iomux_set_gpr(enum iomux_gp_func, bool); ((iomux_pin & IOMUX_GPIONUM_MASK) >> IOMUX_GPIONUM_SHIFT) #define IOMUX_TO_IRQ(iomux_pin) \ (((iomux_pin & IOMUX_GPIONUM_MASK) >> IOMUX_GPIONUM_SHIFT) + \ - MXC_GPIO_INT_BASE) + MXC_GPIO_IRQ_START) /* * This enumeration is constructed based on the Section @@ -491,6 +491,14 @@ enum iomux_pins { #define MX31_PIN_RTS1__RTS1 IOMUX_MODE(MX31_PIN_RTS1, IOMUX_CONFIG_FUNC) #define MX31_PIN_TXD1__TXD1 IOMUX_MODE(MX31_PIN_TXD1, IOMUX_CONFIG_FUNC) #define MX31_PIN_RXD1__RXD1 IOMUX_MODE(MX31_PIN_RXD1, IOMUX_CONFIG_FUNC) +#define MX31_PIN_CTS2__CTS2 IOMUX_MODE(MX31_PIN_CTS2, IOMUX_CONFIG_FUNC) +#define MX31_PIN_RTS2__RTS2 IOMUX_MODE(MX31_PIN_RTS2, IOMUX_CONFIG_FUNC) +#define MX31_PIN_TXD2__TXD2 IOMUX_MODE(MX31_PIN_TXD2, IOMUX_CONFIG_FUNC) +#define MX31_PIN_RXD2__RXD2 IOMUX_MODE(MX31_PIN_RXD2, IOMUX_CONFIG_FUNC) +#define MX31_PIN_PC_RST__CTS5 IOMUX_MODE(MX31_PIN_PC_RST, IOMUX_CONFIG_ALT2) +#define MX31_PIN_PC_VS2__RTS5 IOMUX_MODE(MX31_PIN_PC_VS2, IOMUX_CONFIG_ALT2) +#define MX31_PIN_PC_BVD2__TXD5 IOMUX_MODE(MX31_PIN_PC_BVD2, IOMUX_CONFIG_ALT2) +#define MX31_PIN_PC_BVD1__RXD5 IOMUX_MODE(MX31_PIN_PC_BVD1, IOMUX_CONFIG_ALT2) #define MX31_PIN_CSPI1_MOSI__MOSI IOMUX_MODE(MX31_PIN_CSPI1_MOSI, IOMUX_CONFIG_FUNC) #define MX31_PIN_CSPI1_MISO__MISO IOMUX_MODE(MX31_PIN_CSPI1_MISO, IOMUX_CONFIG_FUNC) #define MX31_PIN_CSPI1_SCLK__SCLK IOMUX_MODE(MX31_PIN_CSPI1_SCLK, IOMUX_CONFIG_FUNC) @@ -509,6 +517,15 @@ enum iomux_pins { #define MX31_PIN_CSPI3_MISO__MISO IOMUX_MODE(MX31_PIN_CSPI3_MISO, IOMUX_CONFIG_FUNC) #define MX31_PIN_CSPI3_SCLK__SCLK IOMUX_MODE(MX31_PIN_CSPI3_SCLK, IOMUX_CONFIG_FUNC) #define MX31_PIN_CSPI3_SPI_RDY__SPI_RDY IOMUX_MODE(MX31_PIN_CSPI3_SPI_RDY, IOMUX_CONFIG_FUNC) +#define MX31_PIN_BATT_LINE__OWIRE IOMUX_MODE(MX31_PIN_BATT_LINE, IOMUX_CONFIG_FUNC) +#define MX31_PIN_CS4__CS4 IOMUX_MODE(MX31_PIN_CS4, IOMUX_CONFIG_FUNC) +#define MX31_PIN_SD1_DATA3__SD1_DATA3 IOMUX_MODE(MX31_PIN_SD1_DATA3, IOMUX_CONFIG_FUNC) +#define MX31_PIN_SD1_DATA2__SD1_DATA2 IOMUX_MODE(MX31_PIN_SD1_DATA2, IOMUX_CONFIG_FUNC) +#define MX31_PIN_SD1_DATA1__SD1_DATA1 IOMUX_MODE(MX31_PIN_SD1_DATA1, IOMUX_CONFIG_FUNC) +#define MX31_PIN_SD1_DATA0__SD1_DATA0 IOMUX_MODE(MX31_PIN_SD1_DATA0, IOMUX_CONFIG_FUNC) +#define MX31_PIN_SD1_CLK__SD1_CLK IOMUX_MODE(MX31_PIN_SD1_CLK, IOMUX_CONFIG_FUNC) +#define MX31_PIN_SD1_CMD__SD1_CMD IOMUX_MODE(MX31_PIN_SD1_CMD, IOMUX_CONFIG_FUNC) + /*XXX: The SS0, SS1, SS2, SS3 lines of spi3 are multiplexed by cspi2_ss0, cspi2_ss1, cspi1_ss0 * cspi1_ss1*/ diff --git a/arch/arm/plat-mxc/include/mach/irqs.h b/arch/arm/plat-mxc/include/mach/irqs.h index b55bba35e18a..e06d3cb0ee11 100644 --- a/arch/arm/plat-mxc/include/mach/irqs.h +++ b/arch/arm/plat-mxc/include/mach/irqs.h @@ -11,7 +11,37 @@ #ifndef __ASM_ARCH_MXC_IRQS_H__ #define __ASM_ARCH_MXC_IRQS_H__ -#include <mach/hardware.h> +/* + * So far all i.MX SoCs have 64 internal interrupts + */ +#define MXC_INTERNAL_IRQS 64 + +#define MXC_GPIO_IRQ_START MXC_INTERNAL_IRQS + +#if defined CONFIG_ARCH_MX1 +#define MXC_GPIO_IRQS (32 * 4) +#elif defined CONFIG_ARCH_MX2 +#define MXC_GPIO_IRQS (32 * 6) +#elif defined CONFIG_ARCH_MX3 +#define MXC_GPIO_IRQS (32 * 3) +#endif + +/* + * The next 16 interrupts are for board specific purposes. Since + * the kernel can only run on one machine at a time, we can re-use + * these. If you need more, increase MXC_BOARD_IRQS, but keep it + * within sensible limits. + */ +#define MXC_BOARD_IRQ_START (MXC_INTERNAL_IRQS + MXC_GPIO_IRQS) +#define MXC_BOARD_IRQS 16 + +#define NR_IRQS (MXC_BOARD_IRQ_START + MXC_BOARD_IRQS) + extern void imx_irq_set_priority(unsigned char irq, unsigned char prio); +/* all normal IRQs can be FIQs */ +#define FIQ_START 0 +/* switch betwean IRQ and FIQ */ +extern int mxc_set_irq_fiq(unsigned int irq, unsigned int type); + #endif /* __ASM_ARCH_MXC_IRQS_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/memory.h b/arch/arm/plat-mxc/include/mach/memory.h index d7a8d3ebed57..0b808399097f 100644 --- a/arch/arm/plat-mxc/include/mach/memory.h +++ b/arch/arm/plat-mxc/include/mach/memory.h @@ -11,19 +11,12 @@ #ifndef __ASM_ARCH_MXC_MEMORY_H__ #define __ASM_ARCH_MXC_MEMORY_H__ -#include <mach/hardware.h> - -/* - * Virtual view <-> DMA view memory address translations - * This macro is used to translate the virtual address to an address - * suitable to be passed to set_dma_addr() - */ -#define __virt_to_bus(a) __virt_to_phys(a) - -/* - * Used to convert an address for DMA operations to an address that the - * kernel can use. - */ -#define __bus_to_virt(a) __phys_to_virt(a) +#if defined CONFIG_ARCH_MX1 +#define PHYS_OFFSET UL(0x08000000) +#elif defined CONFIG_ARCH_MX2 +#define PHYS_OFFSET UL(0xA0000000) +#elif defined CONFIG_ARCH_MX3 +#define PHYS_OFFSET UL(0x80000000) +#endif #endif /* __ASM_ARCH_MXC_MEMORY_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/mtd-xip.h b/arch/arm/plat-mxc/include/mach/mtd-xip.h new file mode 100644 index 000000000000..1ab1bba5688d --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mtd-xip.h @@ -0,0 +1,34 @@ +/* + * MTD primitives for XIP support. Architecture specific functions + * + * Do not include this file directly. It's included from linux/mtd/xip.h + * + * Copyright (C) 2008 Darius Augulis <augulis.darius@gmail.com>, Teltonika, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <mach/mxc_timer.h> + +#ifndef __ARCH_IMX_MTD_XIP_H__ +#define __ARCH_IMX_MTD_XIP_H__ + +#ifdef CONFIG_ARCH_MX1 +/* AITC registers */ +#define AITC_BASE IO_ADDRESS(AVIC_BASE_ADDR) +#define NIPNDH (AITC_BASE + 0x58) +#define NIPNDL (AITC_BASE + 0x5C) +#define INTENABLEH (AITC_BASE + 0x10) +#define INTENABLEL (AITC_BASE + 0x14) +/* MTD macros */ +#define xip_irqpending() ((__raw_readl(INTENABLEH) & __raw_readl(NIPNDH)) \ + || (__raw_readl(INTENABLEL) & __raw_readl(NIPNDL))) +#define xip_currtime() (__raw_readl(TIMER_BASE + MXC_TCN)) +#define xip_elapsed_since(x) (signed)((__raw_readl(TIMER_BASE + MXC_TCN) - (x)) / 96) +#define xip_cpu_idle() asm volatile ("mcr p15, 0, %0, c7, c0, 4" :: "r" (0)) +#endif /* CONFIG_ARCH_MX1 */ + +#endif /* __ARCH_IMX_MTD_XIP_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h new file mode 100644 index 000000000000..b92e02324d8e --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mx1.h @@ -0,0 +1,186 @@ +/* + * Copyright (C) 1997,1998 Russell King + * Copyright (C) 1999 ARM Limited + * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (c) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> + * + * 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 __ASM_ARCH_MXC_MX1_H__ +#define __ASM_ARCH_MXC_MX1_H__ + +#ifndef __ASM_ARCH_MXC_HARDWARE_H__ +#error "Do not include directly." +#endif + +#include <mach/vmalloc.h> + +/* + * Memory map + */ +#define IMX_IO_PHYS 0x00200000 +#define IMX_IO_SIZE 0x00100000 +#define IMX_IO_BASE VMALLOC_END + +#define IMX_CS0_PHYS 0x10000000 +#define IMX_CS0_SIZE 0x02000000 + +#define IMX_CS1_PHYS 0x12000000 +#define IMX_CS1_SIZE 0x01000000 + +#define IMX_CS2_PHYS 0x13000000 +#define IMX_CS2_SIZE 0x01000000 + +#define IMX_CS3_PHYS 0x14000000 +#define IMX_CS3_SIZE 0x01000000 + +#define IMX_CS4_PHYS 0x15000000 +#define IMX_CS4_SIZE 0x01000000 + +#define IMX_CS5_PHYS 0x16000000 +#define IMX_CS5_SIZE 0x01000000 + +/* + * Register BASEs, based on OFFSETs + */ +#define AIPI1_BASE_ADDR (0x00000 + IMX_IO_PHYS) +#define WDT_BASE_ADDR (0x01000 + IMX_IO_PHYS) +#define TIM1_BASE_ADDR (0x02000 + IMX_IO_PHYS) +#define TIM2_BASE_ADDR (0x03000 + IMX_IO_PHYS) +#define RTC_BASE_ADDR (0x04000 + IMX_IO_PHYS) +#define LCDC_BASE_ADDR (0x05000 + IMX_IO_PHYS) +#define UART1_BASE_ADDR (0x06000 + IMX_IO_PHYS) +#define UART2_BASE_ADDR (0x07000 + IMX_IO_PHYS) +#define PWM_BASE_ADDR (0x08000 + IMX_IO_PHYS) +#define DMA_BASE_ADDR (0x09000 + IMX_IO_PHYS) +#define AIPI2_BASE_ADDR (0x10000 + IMX_IO_PHYS) +#define SIM_BASE_ADDR (0x11000 + IMX_IO_PHYS) +#define USBD_BASE_ADDR (0x12000 + IMX_IO_PHYS) +#define SPI1_BASE_ADDR (0x13000 + IMX_IO_PHYS) +#define MMC_BASE_ADDR (0x14000 + IMX_IO_PHYS) +#define ASP_BASE_ADDR (0x15000 + IMX_IO_PHYS) +#define BTA_BASE_ADDR (0x16000 + IMX_IO_PHYS) +#define I2C_BASE_ADDR (0x17000 + IMX_IO_PHYS) +#define SSI_BASE_ADDR (0x18000 + IMX_IO_PHYS) +#define SPI2_BASE_ADDR (0x19000 + IMX_IO_PHYS) +#define MSHC_BASE_ADDR (0x1A000 + IMX_IO_PHYS) +#define CCM_BASE_ADDR (0x1B000 + IMX_IO_PHYS) +#define SCM_BASE_ADDR (0x1B804 + IMX_IO_PHYS) +#define GPIO_BASE_ADDR (0x1C000 + IMX_IO_PHYS) +#define EIM_BASE_ADDR (0x20000 + IMX_IO_PHYS) +#define SDRAMC_BASE_ADDR (0x21000 + IMX_IO_PHYS) +#define MMA_BASE_ADDR (0x22000 + IMX_IO_PHYS) +#define AVIC_BASE_ADDR (0x23000 + IMX_IO_PHYS) +#define CSI_BASE_ADDR (0x24000 + IMX_IO_PHYS) + +/* macro to get at IO space when running virtually */ +#define IO_ADDRESS(x) ((x) - IMX_IO_PHYS + IMX_IO_BASE) + +/* define macros needed for entry-macro.S */ +#define AVIC_IO_ADDRESS(x) IO_ADDRESS(x) + +/* fixed interrput numbers */ +#define INT_SOFTINT 0 +#define CSI_INT 6 +#define DSPA_MAC_INT 7 +#define DSPA_INT 8 +#define COMP_INT 9 +#define MSHC_XINT 10 +#define GPIO_INT_PORTA 11 +#define GPIO_INT_PORTB 12 +#define GPIO_INT_PORTC 13 +#define LCDC_INT 14 +#define SIM_INT 15 +#define SIM_DATA_INT 16 +#define RTC_INT 17 +#define RTC_SAMINT 18 +#define UART2_MINT_PFERR 19 +#define UART2_MINT_RTS 20 +#define UART2_MINT_DTR 21 +#define UART2_MINT_UARTC 22 +#define UART2_MINT_TX 23 +#define UART2_MINT_RX 24 +#define UART1_MINT_PFERR 25 +#define UART1_MINT_RTS 26 +#define UART1_MINT_DTR 27 +#define UART1_MINT_UARTC 28 +#define UART1_MINT_TX 29 +#define UART1_MINT_RX 30 +#define VOICE_DAC_INT 31 +#define VOICE_ADC_INT 32 +#define PEN_DATA_INT 33 +#define PWM_INT 34 +#define SDHC_INT 35 +#define I2C_INT 39 +#define CSPI_INT 41 +#define SSI_TX_INT 42 +#define SSI_TX_ERR_INT 43 +#define SSI_RX_INT 44 +#define SSI_RX_ERR_INT 45 +#define TOUCH_INT 46 +#define USBD_INT0 47 +#define USBD_INT1 48 +#define USBD_INT2 49 +#define USBD_INT3 50 +#define USBD_INT4 51 +#define USBD_INT5 52 +#define USBD_INT6 53 +#define BTSYS_INT 55 +#define BTTIM_INT 56 +#define BTWUI_INT 57 +#define TIM2_INT 58 +#define TIM1_INT 59 +#define DMA_ERR 60 +#define DMA_INT 61 +#define GPIO_INT_PORTD 62 +#define WDT_INT 63 + +/* gpio and gpio based interrupt handling */ +#define GPIO_DR 0x1C +#define GPIO_GDIR 0x00 +#define GPIO_PSR 0x24 +#define GPIO_ICR1 0x28 +#define GPIO_ICR2 0x2C +#define GPIO_IMR 0x30 +#define GPIO_ISR 0x34 +#define GPIO_INT_LOW_LEV 0x3 +#define GPIO_INT_HIGH_LEV 0x2 +#define GPIO_INT_RISE_EDGE 0x0 +#define GPIO_INT_FALL_EDGE 0x1 +#define GPIO_INT_NONE 0x4 + +/* DMA */ +#define DMA_REQ_UART3_T 2 +#define DMA_REQ_UART3_R 3 +#define DMA_REQ_SSI2_T 4 +#define DMA_REQ_SSI2_R 5 +#define DMA_REQ_CSI_STAT 6 +#define DMA_REQ_CSI_R 7 +#define DMA_REQ_MSHC 8 +#define DMA_REQ_DSPA_DCT_DOUT 9 +#define DMA_REQ_DSPA_DCT_DIN 10 +#define DMA_REQ_DSPA_MAC 11 +#define DMA_REQ_EXT 12 +#define DMA_REQ_SDHC 13 +#define DMA_REQ_SPI1_R 14 +#define DMA_REQ_SPI1_T 15 +#define DMA_REQ_SSI_T 16 +#define DMA_REQ_SSI_R 17 +#define DMA_REQ_ASP_DAC 18 +#define DMA_REQ_ASP_ADC 19 +#define DMA_REQ_USP_EP(x) (20 + (x)) +#define DMA_REQ_SPI2_R 26 +#define DMA_REQ_SPI2_T 27 +#define DMA_REQ_UART2_T 28 +#define DMA_REQ_UART2_R 29 +#define DMA_REQ_UART1_T 30 +#define DMA_REQ_UART1_R 31 + +/* mandatory for CONFIG_LL_DEBUG */ +#define MXC_LL_UART_PADDR UART1_BASE_ADDR +#define MXC_LL_UART_VADDR IO_ADDRESS(UART1_BASE_ADDR) + +#endif /* __ASM_ARCH_MXC_MX1_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/mx27.h b/arch/arm/plat-mxc/include/mach/mx27.h index a86db64744a1..0313be720552 100644 --- a/arch/arm/plat-mxc/include/mach/mx27.h +++ b/arch/arm/plat-mxc/include/mach/mx27.h @@ -72,7 +72,8 @@ /* for mx27*/ #define OTG_BASE_ADDR USBOTG_BASE_ADDR #define SAHARA_BASE_ADDR (AIPI_BASE_ADDR + 0x25000) -#define EMMA_BASE_ADDR (AIPI_BASE_ADDR + 0x26400) +#define EMMA_PP_BASE_ADDR (AIPI_BASE_ADDR + 0x26000) +#define EMMA_PRP_BASE_ADDR (AIPI_BASE_ADDR + 0x26400) #define CCM_BASE_ADDR (AIPI_BASE_ADDR + 0x27000) #define SYSCTRL_BASE_ADDR (AIPI_BASE_ADDR + 0x27800) #define IIM_BASE_ADDR (AIPI_BASE_ADDR + 0x28000) @@ -288,16 +289,4 @@ extern int mx27_revision(void); /* this CPU supports up to 192 GPIOs (don't forget the baseboard!) */ #define ARCH_NR_GPIOS (192 + 16) -/* OS clock tick rate */ -#define CLOCK_TICK_RATE 13300000 - -/* Start of RAM */ -#define PHYS_OFFSET SDRAM_BASE_ADDR - -/* max interrupt lines count */ -#define NR_IRQS 256 - -/* count of internal interrupt sources */ -#define MXC_MAX_INT_LINES 64 - #endif /* __ASM_ARCH_MXC_MX27_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/mx31.h b/arch/arm/plat-mxc/include/mach/mx31.h index 0536f8917bc0..de026654b00e 100644 --- a/arch/arm/plat-mxc/include/mach/mx31.h +++ b/arch/arm/plat-mxc/include/mach/mx31.h @@ -15,11 +15,6 @@ #error "Do not include directly." #endif -/*! - * defines the hardware clock tick rate - */ -#define CLOCK_TICK_RATE 16625000 - /* * MX31 memory map: * @@ -244,9 +239,6 @@ #define PCMCIA_IO_ADDRESS(x) \ (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT) -/* Start of physical RAM - On many MX31 platforms, this is the first SDRAM bank (CSD0) */ -#define PHYS_OFFSET CSD0_BASE_ADDR - /* * Interrupt numbers */ @@ -315,23 +307,6 @@ #define MXC_INT_EXT_WDOG 62 #define MXC_INT_EXT_TV 63 -#define MXC_MAX_INT_LINES 64 - -#define MXC_GPIO_INT_BASE MXC_MAX_INT_LINES -#define MXC_MAX_GPIO_LINES (GPIO_NUM_PIN * GPIO_PORT_NUM) -#define MXC_MAX_VIRTUAL_INTS 16 - -#define NR_IRQS (MXC_MAX_INT_LINES + MXC_MAX_GPIO_LINES + MXC_MAX_VIRTUAL_INTS) - -/*! - * Number of GPIO port as defined in the IC Spec - */ -#define GPIO_PORT_NUM 3 -/*! - * Number of GPIO pins per port - */ -#define GPIO_NUM_PIN 32 - #define PROD_SIGNATURE 0x1 /* For MX31 */ /* silicon revisions specific to i.MX31 */ diff --git a/arch/arm/plat-mxc/include/mach/mxc_timer.h b/arch/arm/plat-mxc/include/mach/mxc_timer.h index 130aebfbe168..6c19a134744b 100644 --- a/arch/arm/plat-mxc/include/mach/mxc_timer.h +++ b/arch/arm/plat-mxc/include/mach/mxc_timer.h @@ -26,7 +26,7 @@ #include <linux/clk.h> #include <mach/hardware.h> -#ifdef CONFIG_ARCH_IMX +#ifdef CONFIG_ARCH_MX1 #define TIMER_BASE IO_ADDRESS(TIM1_BASE_ADDR) #define TIMER_INTERRUPT TIM1_INT @@ -65,7 +65,7 @@ static void gpt_irq_acknowledge(void) { __raw_writel(0, TIMER_BASE + MXC_TSTAT); } -#endif /* CONFIG_ARCH_IMX */ +#endif /* CONFIG_ARCH_MX1 */ #ifdef CONFIG_ARCH_MX2 #define TIMER_BASE IO_ADDRESS(GPT1_BASE_ADDR) diff --git a/arch/arm/plat-mxc/include/mach/timex.h b/arch/arm/plat-mxc/include/mach/timex.h index 0b0af0253e91..07b4a73c9d2f 100644 --- a/arch/arm/plat-mxc/include/mach/timex.h +++ b/arch/arm/plat-mxc/include/mach/timex.h @@ -20,6 +20,12 @@ #ifndef __ASM_ARCH_MXC_TIMEX_H__ #define __ASM_ARCH_MXC_TIMEX_H__ -#include <mach/hardware.h> /* for CLOCK_TICK_RATE */ +#if defined CONFIG_ARCH_MX1 +#define CLOCK_TICK_RATE 16000000 +#elif defined CONFIG_ARCH_MX2 +#define CLOCK_TICK_RATE 13300000 +#elif defined CONFIG_ARCH_MX3 +#define CLOCK_TICK_RATE 16625000 +#endif #endif /* __ASM_ARCH_MXC_TIMEX_H__ */ diff --git a/arch/arm/plat-mxc/iomux-mx1-mx2.c b/arch/arm/plat-mxc/iomux-mx1-mx2.c index d97387aa9a42..df6f18395686 100644 --- a/arch/arm/plat-mxc/iomux-mx1-mx2.c +++ b/arch/arm/plat-mxc/iomux-mx1-mx2.c @@ -110,12 +110,13 @@ void mxc_gpio_mode(int gpio_mode) EXPORT_SYMBOL(mxc_gpio_mode); int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, - int alloc_mode, const char *label) + const char *label) { const int *p = pin_list; int i; unsigned gpio; unsigned mode; + int ret = -EINVAL; for (i = 0; i < count; i++) { gpio = *p & (GPIO_PIN_MASK | GPIO_PORT_MASK); @@ -124,33 +125,33 @@ int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count, if (gpio >= (GPIO_PORT_MAX + 1) * 32) goto setup_error; - if (alloc_mode & MXC_GPIO_ALLOC_MODE_RELEASE) - gpio_free(gpio); - else if (!(alloc_mode & MXC_GPIO_ALLOC_MODE_NO_ALLOC)) - if (gpio_request(gpio, label) - && !(alloc_mode & MXC_GPIO_ALLOC_MODE_TRY_ALLOC)) - goto setup_error; + ret = gpio_request(gpio, label); + if (ret) + goto setup_error; - if (!(alloc_mode & (MXC_GPIO_ALLOC_MODE_ALLOC_ONLY | - MXC_GPIO_ALLOC_MODE_RELEASE))) - mxc_gpio_mode(gpio | mode); + mxc_gpio_mode(gpio | mode); p++; } return 0; setup_error: - if (alloc_mode & (MXC_GPIO_ALLOC_MODE_NO_ALLOC | - MXC_GPIO_ALLOC_MODE_TRY_ALLOC)) - return -EINVAL; + mxc_gpio_release_multiple_pins(pin_list, i); + return ret; +} +EXPORT_SYMBOL(mxc_gpio_setup_multiple_pins); - while (p != pin_list) { - p--; - gpio = *p & (GPIO_PIN_MASK | GPIO_PORT_MASK); +void mxc_gpio_release_multiple_pins(const int *pin_list, int count) +{ + const int *p = pin_list; + int i; + + for (i = 0; i < count; i++) { + unsigned gpio = *p & (GPIO_PIN_MASK | GPIO_PORT_MASK); gpio_free(gpio); + p++; } - return -EINVAL; } -EXPORT_SYMBOL(mxc_gpio_setup_multiple_pins); +EXPORT_SYMBOL(mxc_gpio_release_multiple_pins); diff --git a/arch/arm/plat-mxc/irq.c b/arch/arm/plat-mxc/irq.c index d862c9e5f8db..6e7578a3514b 100644 --- a/arch/arm/plat-mxc/irq.c +++ b/arch/arm/plat-mxc/irq.c @@ -17,9 +17,12 @@ * MA 02110-1301, USA. */ +#include <linux/module.h> #include <linux/irq.h> #include <linux/io.h> #include <mach/common.h> +#include <asm/mach/irq.h> +#include <mach/hardware.h> #define AVIC_BASE IO_ADDRESS(AVIC_BASE_ADDR) #define AVIC_INTCNTL (AVIC_BASE + 0x00) /* int control reg */ @@ -65,6 +68,28 @@ void imx_irq_set_priority(unsigned char irq, unsigned char prio) EXPORT_SYMBOL(imx_irq_set_priority); #endif +#ifdef CONFIG_FIQ +int mxc_set_irq_fiq(unsigned int irq, unsigned int type) +{ + unsigned int irqt; + + if (irq >= MXC_INTERNAL_IRQS) + return -EINVAL; + + if (irq < MXC_INTERNAL_IRQS / 2) { + irqt = __raw_readl(AVIC_INTTYPEL) & ~(1 << irq); + __raw_writel(irqt | (!!type << irq), AVIC_INTTYPEL); + } else { + irq -= MXC_INTERNAL_IRQS / 2; + irqt = __raw_readl(AVIC_INTTYPEH) & ~(1 << irq); + __raw_writel(irqt | (!!type << irq), AVIC_INTTYPEH); + } + + return 0; +} +EXPORT_SYMBOL(mxc_set_irq_fiq); +#endif /* CONFIG_FIQ */ + /* Disable interrupt number "irq" in the AVIC */ static void mxc_mask_irq(unsigned int irq) { @@ -91,7 +116,6 @@ static struct irq_chip mxc_avic_chip = { void __init mxc_init_irq(void) { int i; - u32 reg; /* put the AVIC into the reset value with * all interrupts disabled @@ -106,7 +130,7 @@ void __init mxc_init_irq(void) /* all IRQ no FIQ */ __raw_writel(0, AVIC_INTTYPEH); __raw_writel(0, AVIC_INTTYPEL); - for (i = 0; i < MXC_MAX_INT_LINES; i++) { + for (i = 0; i < MXC_INTERNAL_IRQS; i++) { set_irq_chip(i, &mxc_avic_chip); set_irq_handler(i, handle_level_irq); set_irq_flags(i, IRQF_VALID); @@ -119,5 +143,10 @@ void __init mxc_init_irq(void) /* init architectures chained interrupt handler */ mxc_register_gpios(); +#ifdef CONFIG_FIQ + /* Initialize FIQ */ + init_FIQ(); +#endif + printk(KERN_INFO "MXC IRQ initialized\n"); } |