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/*
* Ralink RT305x SoC specific definitions
*
* Copyright (C) 2009-2011 Gabor Juhos <juhosg@openwrt.org>
*
* Parts of this file are based on Ralink's 2.6.21 BSP
*
* 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 _RT305X_H_
#define _RT305X_H_
#include <linux/init.h>
#include <linux/io.h>
enum rt305x_soc_type {
RT305X_SOC_UNKNOWN = 0,
RT305X_SOC_RT3050,
RT305X_SOC_RT3052,
RT305X_SOC_RT3350,
RT305X_SOC_RT3352,
};
extern enum rt305x_soc_type rt305x_soc;
static inline int soc_is_rt3050(void)
{
return rt305x_soc == RT305X_SOC_RT3050;
}
static inline int soc_is_rt3052(void)
{
return rt305x_soc == RT305X_SOC_RT3052;
}
static inline int soc_is_rt305x(void)
{
return soc_is_rt3050() || soc_is_rt3052();
}
static inline int soc_is_rt3350(void)
{
return rt305x_soc == RT305X_SOC_RT3350;
}
static inline int soc_is_rt3352(void)
{
return rt305x_soc == RT305X_SOC_RT3352;
}
#define RT305X_MEM_SIZE_MIN (2 * 1024 * 1024)
#define RT305X_MEM_SIZE_MAX (64 * 1024 * 1024)
#define RT3352_MEM_SIZE_MIN (2 * 1024 * 1024)
#define RT3352_MEM_SIZE_MAX (256 * 1024 * 1024)
#define RT305X_CPU_IRQ_BASE 0
#define RT305X_INTC_IRQ_BASE 8
#define RT305X_INTC_IRQ_COUNT 32
#define RT305X_GPIO_IRQ_BASE 40
#define RT305X_CPU_IRQ_INTC (RT305X_CPU_IRQ_BASE + 2)
#define RT305X_CPU_IRQ_FE (RT305X_CPU_IRQ_BASE + 5)
#define RT305X_CPU_IRQ_WNIC (RT305X_CPU_IRQ_BASE + 6)
#define RT305X_CPU_IRQ_COUNTER (RT305X_CPU_IRQ_BASE + 7)
#define RT305X_INTC_IRQ_SYSCTL (RT305X_INTC_IRQ_BASE + 0)
#define RT305X_INTC_IRQ_TIMER0 (RT305X_INTC_IRQ_BASE + 1)
#define RT305X_INTC_IRQ_TIMER1 (RT305X_INTC_IRQ_BASE + 2)
#define RT305X_INTC_IRQ_IA (RT305X_INTC_IRQ_BASE + 3)
#define RT305X_INTC_IRQ_PCM (RT305X_INTC_IRQ_BASE + 4)
#define RT305X_INTC_IRQ_UART0 (RT305X_INTC_IRQ_BASE + 5)
#define RT305X_INTC_IRQ_PIO (RT305X_INTC_IRQ_BASE + 6)
#define RT305X_INTC_IRQ_DMA (RT305X_INTC_IRQ_BASE + 7)
#define RT305X_INTC_IRQ_NAND (RT305X_INTC_IRQ_BASE + 8)
#define RT305X_INTC_IRQ_PERFC (RT305X_INTC_IRQ_BASE + 9)
#define RT305X_INTC_IRQ_I2S (RT305X_INTC_IRQ_BASE + 10)
#define RT305X_INTC_IRQ_UART1 (RT305X_INTC_IRQ_BASE + 12)
#define RT305X_INTC_IRQ_ESW (RT305X_INTC_IRQ_BASE + 17)
#define RT305X_INTC_IRQ_OTG (RT305X_INTC_IRQ_BASE + 18)
extern void __iomem *rt305x_sysc_base;
extern void __iomem *rt305x_memc_base;
static inline void rt305x_sysc_wr(u32 val, unsigned reg)
{
__raw_writel(val, rt305x_sysc_base + reg);
}
static inline u32 rt305x_sysc_rr(unsigned reg)
{
return __raw_readl(rt305x_sysc_base + reg);
}
static inline void rt305x_memc_wr(u32 val, unsigned reg)
{
__raw_writel(val, rt305x_memc_base + reg);
}
static inline u32 rt305x_memc_rr(unsigned reg)
{
return __raw_readl(rt305x_memc_base + reg);
}
#define RT305X_GPIO_I2C_SD 1
#define RT305X_GPIO_I2C_SCLK 2
#define RT305X_GPIO_SPI_EN 3
#define RT305X_GPIO_SPI_CLK 4
#define RT305X_GPIO_SPI_DOUT 5
#define RT305X_GPIO_SPI_DIN 6
/* GPIO 7-14 is shared between UART0, PCM and I2S interfaces */
#define RT305X_GPIO_7 7
#define RT305X_GPIO_8 8
#define RT305X_GPIO_9 9
#define RT305X_GPIO_10 10
#define RT305X_GPIO_11 11
#define RT305X_GPIO_12 12
#define RT305X_GPIO_13 13
#define RT305X_GPIO_14 14
#define RT305X_GPIO_UART1_TXD 15
#define RT305X_GPIO_UART1_RXD 16
#define RT305X_GPIO_JTAG_TDO 17
#define RT305X_GPIO_JTAG_TDI 18
#define RT305X_GPIO_JTAG_TMS 19
#define RT305X_GPIO_JTAG_TCLK 20
#define RT305X_GPIO_JTAG_TRST_N 21
#define RT305X_GPIO_MDIO_MDC 22
#define RT305X_GPIO_MDIO_MDIO 23
#define RT305X_GPIO_SDRAM_MD16 24
#define RT305X_GPIO_SDRAM_MD17 25
#define RT305X_GPIO_SDRAM_MD18 26
#define RT305X_GPIO_SDRAM_MD19 27
#define RT305X_GPIO_SDRAM_MD20 28
#define RT305X_GPIO_SDRAM_MD21 29
#define RT305X_GPIO_SDRAM_MD22 30
#define RT305X_GPIO_SDRAM_MD23 31
#define RT305X_GPIO_SDRAM_MD24 32
#define RT305X_GPIO_SDRAM_MD25 33
#define RT305X_GPIO_SDRAM_MD26 34
#define RT305X_GPIO_SDRAM_MD27 35
#define RT305X_GPIO_SDRAM_MD28 36
#define RT305X_GPIO_SDRAM_MD29 37
#define RT305X_GPIO_SDRAM_MD30 38
#define RT305X_GPIO_SDRAM_MD31 39
#define RT305X_GPIO_GE0_TXD0 40
#define RT305X_GPIO_GE0_TXD1 41
#define RT305X_GPIO_GE0_TXD2 42
#define RT305X_GPIO_GE0_TXD3 43
#define RT305X_GPIO_GE0_TXEN 44
#define RT305X_GPIO_GE0_TXCLK 45
#define RT305X_GPIO_GE0_RXD0 46
#define RT305X_GPIO_GE0_RXD1 47
#define RT305X_GPIO_GE0_RXD2 48
#define RT305X_GPIO_GE0_RXD3 49
#define RT305X_GPIO_GE0_RXDV 50
#define RT305X_GPIO_GE0_RXCLK 51
void rt305x_gpio_init(u32 mode);
#endif /* _RT305X_H_ */
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