diff options
Diffstat (limited to 'arch/mips/include/asm/mach-powertv/asic_regs.h')
| -rw-r--r-- | arch/mips/include/asm/mach-powertv/asic_regs.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-powertv/asic_regs.h b/arch/mips/include/asm/mach-powertv/asic_regs.h new file mode 100644 index 00000000000..9a65c93782f --- /dev/null +++ b/arch/mips/include/asm/mach-powertv/asic_regs.h @@ -0,0 +1,155 @@ +/* + * Copyright (C) 2009 Cisco Systems, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __ASM_MACH_POWERTV_ASIC_H_ +#define __ASM_MACH_POWERTV_ASIC_H_ +#include <linux/io.h> + +/* ASIC types */ +enum asic_type { + ASIC_UNKNOWN, + ASIC_ZEUS, + ASIC_CALLIOPE, + ASIC_CRONUS, + ASIC_CRONUSLITE, + ASICS +}; + +/* hardcoded values read from Chip Version registers */ +#define CRONUS_10 0x0B4C1C20 +#define CRONUS_11 0x0B4C1C21 +#define CRONUSLITE_10 0x0B4C1C40 + +#define NAND_FLASH_BASE 0x03000000 +#define ZEUS_IO_BASE 0x09000000 +#define CALLIOPE_IO_BASE 0x08000000 +#define CRONUS_IO_BASE 0x09000000 +#define ASIC_IO_SIZE 0x01000000 + +/* Definitions for backward compatibility */ +#define UART1_INTSTAT uart1_intstat +#define UART1_INTEN uart1_inten +#define UART1_CONFIG1 uart1_config1 +#define UART1_CONFIG2 uart1_config2 +#define UART1_DIVISORHI uart1_divisorhi +#define UART1_DIVISORLO uart1_divisorlo +#define UART1_DATA uart1_data +#define UART1_STATUS uart1_status + +/* ASIC register enumeration */ +struct register_map { + u32 eic_slow0_strt_add; + u32 eic_cfg_bits; + u32 eic_ready_status; + + u32 chipver3; + u32 chipver2; + u32 chipver1; + u32 chipver0; + + u32 uart1_intstat; + u32 uart1_inten; + u32 uart1_config1; + u32 uart1_config2; + u32 uart1_divisorhi; + u32 uart1_divisorlo; + u32 uart1_data; + u32 uart1_status; + + u32 int_stat_3; + u32 int_stat_2; + u32 int_stat_1; + u32 int_stat_0; + u32 int_config; + u32 int_int_scan; + u32 ien_int_3; + u32 ien_int_2; + u32 ien_int_1; + u32 ien_int_0; + u32 int_level_3_3; + u32 int_level_3_2; + u32 int_level_3_1; + u32 int_level_3_0; + u32 int_level_2_3; + u32 int_level_2_2; + u32 int_level_2_1; + u32 int_level_2_0; + u32 int_level_1_3; + u32 int_level_1_2; + u32 int_level_1_1; + u32 int_level_1_0; + u32 int_level_0_3; + u32 int_level_0_2; + u32 int_level_0_1; + u32 int_level_0_0; + u32 int_docsis_en; + + u32 mips_pll_setup; + u32 usb_fs; + u32 test_bus; + u32 crt_spare; + u32 usb2_ohci_int_mask; + u32 usb2_strap; + u32 ehci_hcapbase; + u32 ohci_hc_revision; + u32 bcm1_bs_lmi_steer; + u32 usb2_control; + u32 usb2_stbus_obc; + u32 usb2_stbus_mess_size; + u32 usb2_stbus_chunk_size; + + u32 pcie_regs; + u32 tim_ch; + u32 tim_cl; + u32 gpio_dout; + u32 gpio_din; + u32 gpio_dir; + u32 watchdog; + u32 front_panel; + + u32 register_maps; +}; + +extern enum asic_type asic; +extern const struct register_map *register_map; +extern unsigned long asic_phy_base; /* Physical address of ASIC */ +extern unsigned long asic_base; /* Virtual address of ASIC */ + +/* + * Macros to interface to registers through their ioremapped address + * asic_reg_offset Returns the offset of a given register from the start + * of the ASIC address space + * asic_reg_phys_addr Returns the physical address of the given register + * asic_reg_addr Returns the iomapped virtual address of the given + * register. + */ +#define asic_reg_offset(x) (register_map->x) +#define asic_reg_phys_addr(x) (asic_phy_base + asic_reg_offset(x)) +#define asic_reg_addr(x) \ + ((unsigned int *) (asic_base + asic_reg_offset(x))) + +/* + * The asic_reg macro is gone. It should be replaced by either asic_read or + * asic_write, as appropriate. + */ + +#define asic_read(x) readl(asic_reg_addr(x)) +#define asic_write(v, x) writel(v, asic_reg_addr(x)) + +extern void asic_irq_init(void); +#endif |