diff options
author | John Crispin <blogic@openwrt.org> | 2013-03-21 17:49:02 +0100 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2013-05-08 01:19:09 +0200 |
commit | 594bde683d36c3e950da3633ef4bd95328fcd5cc (patch) | |
tree | e658900c14e39a6e27f319220f7285dd6bcd76f0 /arch/mips/include/asm/mach-ralink | |
parent | 293840b9997f2c0509ca65a4e02cacc371cc628c (diff) | |
download | linux-594bde683d36c3e950da3633ef4bd95328fcd5cc.tar.bz2 |
MIPS: ralink: adds support for MT7620 SoC family
Add support code for mt7620 SOC.
The code detects the SoC and registers the clk / pinmux settings.
Signed-off-by: John Crispin <blogic@openwrt.org>
Acked-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5177/
Diffstat (limited to 'arch/mips/include/asm/mach-ralink')
-rw-r--r-- | arch/mips/include/asm/mach-ralink/mt7620.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-ralink/mt7620.h b/arch/mips/include/asm/mach-ralink/mt7620.h new file mode 100644 index 000000000000..b272649933c9 --- /dev/null +++ b/arch/mips/include/asm/mach-ralink/mt7620.h @@ -0,0 +1,76 @@ +/* + * 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. + * + * Parts of this file are based on Ralink's 2.6.21 BSP + * + * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org> + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * Copyright (C) 2013 John Crispin <blogic@openwrt.org> + */ + +#ifndef _MT7620_REGS_H_ +#define _MT7620_REGS_H_ + +#define MT7620_SYSC_BASE 0x10000000 + +#define SYSC_REG_CHIP_NAME0 0x00 +#define SYSC_REG_CHIP_NAME1 0x04 +#define SYSC_REG_CHIP_REV 0x0c +#define SYSC_REG_SYSTEM_CONFIG0 0x10 +#define SYSC_REG_SYSTEM_CONFIG1 0x14 +#define SYSC_REG_CPLL_CONFIG0 0x54 +#define SYSC_REG_CPLL_CONFIG1 0x58 + +#define MT7620N_CHIP_NAME0 0x33365452 +#define MT7620N_CHIP_NAME1 0x20203235 + +#define MT7620A_CHIP_NAME0 0x3637544d +#define MT7620A_CHIP_NAME1 0x20203032 + +#define CHIP_REV_PKG_MASK 0x1 +#define CHIP_REV_PKG_SHIFT 16 +#define CHIP_REV_VER_MASK 0xf +#define CHIP_REV_VER_SHIFT 8 +#define CHIP_REV_ECO_MASK 0xf + +#define CPLL_SW_CONFIG_SHIFT 31 +#define CPLL_SW_CONFIG_MASK 0x1 +#define CPLL_CPU_CLK_SHIFT 24 +#define CPLL_CPU_CLK_MASK 0x1 +#define CPLL_MULT_RATIO_SHIFT 16 +#define CPLL_MULT_RATIO 0x7 +#define CPLL_DIV_RATIO_SHIFT 10 +#define CPLL_DIV_RATIO 0x3 + +#define SYSCFG0_DRAM_TYPE_MASK 0x3 +#define SYSCFG0_DRAM_TYPE_SHIFT 4 +#define SYSCFG0_DRAM_TYPE_SDRAM 0 +#define SYSCFG0_DRAM_TYPE_DDR1 1 +#define SYSCFG0_DRAM_TYPE_DDR2 2 + +#define MT7620_GPIO_MODE_I2C BIT(0) +#define MT7620_GPIO_MODE_UART0_SHIFT 2 +#define MT7620_GPIO_MODE_UART0_MASK 0x7 +#define MT7620_GPIO_MODE_UART0(x) ((x) << MT7620_GPIO_MODE_UART0_SHIFT) +#define MT7620_GPIO_MODE_UARTF 0x0 +#define MT7620_GPIO_MODE_PCM_UARTF 0x1 +#define MT7620_GPIO_MODE_PCM_I2S 0x2 +#define MT7620_GPIO_MODE_I2S_UARTF 0x3 +#define MT7620_GPIO_MODE_PCM_GPIO 0x4 +#define MT7620_GPIO_MODE_GPIO_UARTF 0x5 +#define MT7620_GPIO_MODE_GPIO_I2S 0x6 +#define MT7620_GPIO_MODE_GPIO 0x7 +#define MT7620_GPIO_MODE_UART1 BIT(5) +#define MT7620_GPIO_MODE_MDIO BIT(8) +#define MT7620_GPIO_MODE_RGMII1 BIT(9) +#define MT7620_GPIO_MODE_RGMII2 BIT(10) +#define MT7620_GPIO_MODE_SPI BIT(11) +#define MT7620_GPIO_MODE_SPI_REF_CLK BIT(12) +#define MT7620_GPIO_MODE_WLED BIT(13) +#define MT7620_GPIO_MODE_JTAG BIT(15) +#define MT7620_GPIO_MODE_EPHY BIT(15) +#define MT7620_GPIO_MODE_WDT BIT(22) + +#endif |