diff options
Diffstat (limited to 'arch/arm/plat-mxc')
| -rw-r--r-- | arch/arm/plat-mxc/Kconfig | 6 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/gpio.c | 6 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/hardware.h | 4 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/mx1.h | 197 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/mxc_timer.h | 4 |
6 files changed, 213 insertions, 5 deletions
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index a1612958a59e..16cb07cd9162 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -6,6 +6,11 @@ choice prompt "MXC/iMX Base Type" default ARCH_MX3 +config ARCH_MX1 + bool "MX1-based" + help + This enables support for systems based on the Freescale i.MX1 family + config ARCH_MX2 bool "MX2-based" select CPU_ARM926T @@ -20,6 +25,7 @@ config ARCH_MX3 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/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/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/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h new file mode 100644 index 000000000000..e7f6d00009a7 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mx1.h @@ -0,0 +1,197 @@ +/* + * 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> + +/* + * defines the hardware clock tick rate + */ +#define CLOCK_TICK_RATE 16000000 + +#define PHYS_OFFSET UL(0x08000000) + +/* + * 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 + +#define MXC_MAX_INT_LINES 64 + +#define NR_IRQS 256 + +/* 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/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) |
