6574e001b4
Hook up I2C on Marvell Kirkwood. Tested on a QNAP TS-219 which has RTC connected through I2C. Signed-off-by: Martin Michlmayr <tbm@cyrius.com> Signed-off-by: Nicolas Pitre <nico@marvell.com>
124 lines
4.0 KiB
C
124 lines
4.0 KiB
C
/*
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* arch/arm/mach-kirkwood/include/mach/kirkwood.h
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*
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* Generic definitions for Marvell Kirkwood SoC flavors:
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* 88F6180, 88F6192 and 88F6281.
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __ASM_ARCH_KIRKWOOD_H
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#define __ASM_ARCH_KIRKWOOD_H
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/*
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* Marvell Kirkwood address maps.
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*
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* phys
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* e0000000 PCIe Memory space
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* f1000000 on-chip peripheral registers
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* f2000000 PCIe I/O space
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* f3000000 NAND controller address window
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*
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* virt phys size
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* fee00000 f1000000 1M on-chip peripheral registers
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* fef00000 f2000000 1M PCIe I/O space
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*/
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#define KIRKWOOD_NAND_MEM_PHYS_BASE 0xf3000000
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#define KIRKWOOD_NAND_MEM_SIZE SZ_64K /* 1K is sufficient, but 64K
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* is the minimal window size
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*/
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#define KIRKWOOD_PCIE_IO_PHYS_BASE 0xf2000000
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#define KIRKWOOD_PCIE_IO_VIRT_BASE 0xfef00000
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#define KIRKWOOD_PCIE_IO_BUS_BASE 0x00000000
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#define KIRKWOOD_PCIE_IO_SIZE SZ_1M
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#define KIRKWOOD_REGS_PHYS_BASE 0xf1000000
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#define KIRKWOOD_REGS_VIRT_BASE 0xfee00000
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#define KIRKWOOD_REGS_SIZE SZ_1M
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#define KIRKWOOD_PCIE_MEM_PHYS_BASE 0xe0000000
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#define KIRKWOOD_PCIE_MEM_SIZE SZ_128M
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/*
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* MBUS bridge registers.
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*/
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#define BRIDGE_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x20000)
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#define CPU_CONTROL (BRIDGE_VIRT_BASE | 0x0104)
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#define CPU_RESET 0x00000002
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#define RSTOUTn_MASK (BRIDGE_VIRT_BASE | 0x0108)
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#define SOFT_RESET_OUT_EN 0x00000004
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#define SYSTEM_SOFT_RESET (BRIDGE_VIRT_BASE | 0x010c)
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#define SOFT_RESET 0x00000001
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#define BRIDGE_CAUSE (BRIDGE_VIRT_BASE | 0x0110)
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#define BRIDGE_MASK (BRIDGE_VIRT_BASE | 0x0114)
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#define BRIDGE_INT_TIMER0 0x0002
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#define BRIDGE_INT_TIMER1 0x0004
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#define BRIDGE_INT_TIMER1_CLR (~0x0004)
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#define IRQ_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0200)
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#define IRQ_CAUSE_LOW_OFF 0x0000
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#define IRQ_MASK_LOW_OFF 0x0004
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#define IRQ_CAUSE_HIGH_OFF 0x0010
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#define IRQ_MASK_HIGH_OFF 0x0014
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#define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300)
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#define L2_CONFIG_REG (BRIDGE_VIRT_BASE | 0x0128)
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#define L2_WRITETHROUGH 0x00000010
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/*
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* Supported devices and revisions.
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*/
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#define MV88F6281_DEV_ID 0x6281
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#define MV88F6281_REV_Z0 0
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#define MV88F6281_REV_A0 2
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#define MV88F6192_DEV_ID 0x6192
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#define MV88F6192_REV_Z0 0
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#define MV88F6192_REV_A0 2
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#define MV88F6180_DEV_ID 0x6180
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#define MV88F6180_REV_A0 2
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/*
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* Register Map
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*/
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#define DDR_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x00000)
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#define DDR_WINDOW_CPU_BASE (DDR_VIRT_BASE | 0x1500)
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#define DEV_BUS_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x10000)
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#define DEV_BUS_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x10000)
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#define SAMPLE_AT_RESET (DEV_BUS_VIRT_BASE | 0x0030)
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#define DEVICE_ID (DEV_BUS_VIRT_BASE | 0x0034)
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#define RTC_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x0300)
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#define SPI_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x0600)
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#define I2C_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x1000)
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#define UART0_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2000)
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#define UART0_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2000)
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#define UART1_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2100)
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#define UART1_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2100)
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#define PCIE_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x40000)
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#define USB_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x50000)
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#define XOR0_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x60800)
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#define XOR0_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x60800)
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#define XOR1_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x60900)
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#define XOR1_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x60900)
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#define XOR0_HIGH_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x60A00)
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#define XOR0_HIGH_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x60A00)
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#define XOR1_HIGH_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x60B00)
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#define XOR1_HIGH_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x60B00)
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#define GE00_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x70000)
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#define GE01_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x74000)
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#define SATA_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x80000)
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#define SDIO_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x90000)
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#endif
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