diff options
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/mx27.h')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/mx27.h | 118 |
1 files changed, 79 insertions, 39 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mx27.h b/arch/arm/plat-mxc/include/mach/mx27.h index a86db64744a1..8c439eb7e7ee 100644 --- a/arch/arm/plat-mxc/include/mach/mx27.h +++ b/arch/arm/plat-mxc/include/mach/mx27.h @@ -1,5 +1,5 @@ /* - * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright 2004-2009 Freescale Semiconductor, Inc. All Rights Reserved. * Copyright 2008 Juergen Beisert, kernel@pengutronix.de * * This program is free software; you can redistribute it and/or @@ -24,6 +24,35 @@ #error "Do not include directly." #endif +/*! + * defines the OS clock tick rate + */ +#define CLOCK_TICK_RATE 13300000 + +/*! + * Register an interrupt handler for the SMN as well as the SCC. In some + * implementations, the SMN is not connected at all, and in others, it is + * on the same interrupt line as the SCM. Comment this line out accordingly + */ +#define USE_SMN_INTERRUPT + +/*! + * UART Chip level Configuration that a user may not have to edit. These + * configuration vary depending on how the UART module is integrated with + * the ARM core + */ +#define MXC_UART_NR 6 +/*! + * This option is used to set or clear the RXDMUXSEL bit in control reg 3. + * Certain platforms need this bit to be set in order to receive Irda data. + */ +#define MXC_UART_IR_RXDMUX 0x0004 +/*! + * This option is used to set or clear the RXDMUXSEL bit in control reg 3. + * Certain platforms need this bit to be set in order to receive UART data. + */ +#define MXC_UART_RXDMUX 0x0004 + /* IRAM */ #define IRAM_BASE_ADDR 0xFFFF4C00 /* internal ram */ @@ -33,7 +62,7 @@ #define AIPI_SIZE SZ_1M #define DMA_BASE_ADDR (AIPI_BASE_ADDR + 0x01000) -#define WDOG_BASE_ADDR (AIPI_BASE_ADDR + 0x02000) +#define WDOG1_BASE_ADDR (AIPI_BASE_ADDR + 0x02000) #define GPT1_BASE_ADDR (AIPI_BASE_ADDR + 0x03000) #define GPT2_BASE_ADDR (AIPI_BASE_ADDR + 0x04000) #define GPT3_BASE_ADDR (AIPI_BASE_ADDR + 0x05000) @@ -118,6 +147,8 @@ #define CS2_BASE_ADDR 0xD0000000 #define CS3_BASE_ADDR 0xD2000000 #define CS4_BASE_ADDR 0xD4000000 +#define CS4_BASE_ADDR_VIRT 0xF4300000 +#define CS4_SIZE SZ_1M #define CS5_BASE_ADDR 0xD6000000 #define PCMCIA_MEM_BASE_ADDR 0xDC000000 @@ -154,6 +185,11 @@ #define PCMCIA_IO_ADDRESS(x) \ (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT) +#define IS_MEM_DEVICE_NONSHARED(x) 0 + +/* + * MX27 ADS Interrupt numbers + */ /* fixed interrput numbers */ #define MXC_INT_CCM 63 #define MXC_INT_IIM 62 @@ -195,7 +231,7 @@ #define MXC_INT_GPT1 26 #define MXC_INT_GPT2 25 #define MXC_INT_GPT3 24 -#define MXC_INT_GPT INT_GPT1 +#define MXC_INT_GPT MXC_INT_GPT1 #define MXC_INT_PWM 23 #define MXC_INT_RTC 22 #define MXC_INT_KPP 21 @@ -220,6 +256,35 @@ #define MXC_INT_GPT6 2 #define MXC_INT_I2C2 1 +#define MXC_MAX_INT_LINES 64 +#define MXC_MAX_EXT_LINES 0 + +#define MXC_MUX_GPIO_INTERRUPTS 1 +#define MXC_GPIO_INT_BASE (MXC_MAX_INT_LINES) + +/* 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 + +/*! + * Number of GPIO port as defined in the IC Spec + */ +#define GPIO_PORT_NUM 6 +/*! + * Number of GPIO pins per port + */ +#define GPIO_NUM_PIN 32 + /* fixed DMA request numbers */ #define DMA_REQ_NFC 37 #define DMA_REQ_SDHC3 36 @@ -258,44 +323,19 @@ #define DMA_REQ_CSPI3_TX 2 #define DMA_REQ_CSPI3_RX 1 -/* silicon revisions specific to i.MX27 */ -#define CHIP_REV_1_0 0x00 -#define CHIP_REV_2_0 0x01 +#define MXC_TIMER_GPT1 1 +#define MXC_TIMER_GPT2 2 +#define MXC_TIMER_GPT3 3 +#define MXC_TIMER_GPT4 4 +#define MXC_TIMER_GPT5 5 +#define MXC_TIMER_GPT6 6 -#ifndef __ASSEMBLY__ -extern int mx27_revision(void); -#endif - -/* 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 - -/* Mandatory defines used globally */ - -/* this is an i.MX27 CPU */ -#define cpu_is_mx27() (1) - -/* 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 +/*! + * NFMS bit in FMCR register for pagesize of nandflash + */ +#define NFMS (*((volatile u32 *)IO_ADDRESS(SYSCTRL_BASE_ADDR+0x14))) -/* max interrupt lines count */ -#define NR_IRQS 256 +#define NFMS_BIT 5 /* count of internal interrupt sources */ #define MXC_MAX_INT_LINES 64 |