arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h

root/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BCM63XX_IO_H_
#define BCM63XX_IO_H_

#include <asm/mach-bcm63xx/bcm63xx_cpu.h>

/*
 * Physical memory map, RAM is mapped at 0x0.
 *
 * Note that size MUST be a power of two.
 */
#define BCM_PCMCIA_COMMON_BASE_PA       (0x20000000)
#define BCM_PCMCIA_COMMON_SIZE          (16 * 1024 * 1024)
#define BCM_PCMCIA_COMMON_END_PA        (BCM_PCMCIA_COMMON_BASE_PA +    \
                                         BCM_PCMCIA_COMMON_SIZE - 1)

#define BCM_PCMCIA_ATTR_BASE_PA         (0x21000000)
#define BCM_PCMCIA_ATTR_SIZE            (16 * 1024 * 1024)
#define BCM_PCMCIA_ATTR_END_PA          (BCM_PCMCIA_ATTR_BASE_PA +      \
                                         BCM_PCMCIA_ATTR_SIZE - 1)

#define BCM_PCMCIA_IO_BASE_PA           (0x22000000)
#define BCM_PCMCIA_IO_SIZE              (64 * 1024)
#define BCM_PCMCIA_IO_END_PA            (BCM_PCMCIA_IO_BASE_PA +        \
                                        BCM_PCMCIA_IO_SIZE - 1)

#define BCM_PCI_MEM_BASE_PA             (0x30000000)
#define BCM_PCI_MEM_SIZE                (128 * 1024 * 1024)
#define BCM_PCI_MEM_END_PA              (BCM_PCI_MEM_BASE_PA +          \
                                        BCM_PCI_MEM_SIZE - 1)

#define BCM_PCI_IO_BASE_PA              (0x08000000)
#define BCM_PCI_IO_SIZE                 (64 * 1024)
#define BCM_PCI_IO_END_PA               (BCM_PCI_IO_BASE_PA +           \
                                        BCM_PCI_IO_SIZE - 1)
#define BCM_PCI_IO_HALF_PA              (BCM_PCI_IO_BASE_PA +           \
                                        (BCM_PCI_IO_SIZE / 2) - 1)

#define BCM_CB_MEM_BASE_PA              (0x38000000)
#define BCM_CB_MEM_SIZE                 (128 * 1024 * 1024)
#define BCM_CB_MEM_END_PA               (BCM_CB_MEM_BASE_PA +           \
                                        BCM_CB_MEM_SIZE - 1)

#define BCM_PCIE_MEM_BASE_PA            0x10f00000
#define BCM_PCIE_MEM_SIZE               (16 * 1024 * 1024)
#define BCM_PCIE_MEM_END_PA             (BCM_PCIE_MEM_BASE_PA +         \
                                        BCM_PCIE_MEM_SIZE - 1)

/*
 * Internal registers are accessed through KSEG3
 */
#define BCM_REGS_VA(x)  ((void __iomem *)(x))

#define bcm_readb(a)    (*(volatile unsigned char *)    BCM_REGS_VA(a))
#define bcm_readw(a)    (*(volatile unsigned short *)   BCM_REGS_VA(a))
#define bcm_readl(a)    (*(volatile unsigned int *)     BCM_REGS_VA(a))
#define bcm_readq(a)    (*(volatile u64 *)              BCM_REGS_VA(a))
#define bcm_writeb(v, a) (*(volatile unsigned char *) BCM_REGS_VA((a)) = (v))
#define bcm_writew(v, a) (*(volatile unsigned short *) BCM_REGS_VA((a)) = (v))
#define bcm_writel(v, a) (*(volatile unsigned int *) BCM_REGS_VA((a)) = (v))
#define bcm_writeq(v, a) (*(volatile u64 *) BCM_REGS_VA((a)) = (v))

/*
 * IO helpers to access register set for current CPU
 */
#define bcm_rset_readb(s, o)    bcm_readb(bcm63xx_regset_address(s) + (o))
#define bcm_rset_readw(s, o)    bcm_readw(bcm63xx_regset_address(s) + (o))
#define bcm_rset_readl(s, o)    bcm_readl(bcm63xx_regset_address(s) + (o))
#define bcm_rset_writeb(s, v, o)        bcm_writeb((v), \
                                        bcm63xx_regset_address(s) + (o))
#define bcm_rset_writew(s, v, o)        bcm_writew((v), \
                                        bcm63xx_regset_address(s) + (o))
#define bcm_rset_writel(s, v, o)        bcm_writel((v), \
                                        bcm63xx_regset_address(s) + (o))

/*
 * helpers for frequently used register sets
 */
#define bcm_perf_readl(o)       bcm_rset_readl(RSET_PERF, (o))
#define bcm_perf_writel(v, o)   bcm_rset_writel(RSET_PERF, (v), (o))
#define bcm_timer_readl(o)      bcm_rset_readl(RSET_TIMER, (o))
#define bcm_timer_writel(v, o)  bcm_rset_writel(RSET_TIMER, (v), (o))
#define bcm_wdt_readl(o)        bcm_rset_readl(RSET_WDT, (o))
#define bcm_wdt_writel(v, o)    bcm_rset_writel(RSET_WDT, (v), (o))
#define bcm_gpio_readl(o)       bcm_rset_readl(RSET_GPIO, (o))
#define bcm_gpio_writel(v, o)   bcm_rset_writel(RSET_GPIO, (v), (o))
#define bcm_uart0_readl(o)      bcm_rset_readl(RSET_UART0, (o))
#define bcm_uart0_writel(v, o)  bcm_rset_writel(RSET_UART0, (v), (o))
#define bcm_mpi_readl(o)        bcm_rset_readl(RSET_MPI, (o))
#define bcm_mpi_writel(v, o)    bcm_rset_writel(RSET_MPI, (v), (o))
#define bcm_pcmcia_readl(o)     bcm_rset_readl(RSET_PCMCIA, (o))
#define bcm_pcmcia_writel(v, o) bcm_rset_writel(RSET_PCMCIA, (v), (o))
#define bcm_pcie_readl(o)       bcm_rset_readl(RSET_PCIE, (o))
#define bcm_pcie_writel(v, o)   bcm_rset_writel(RSET_PCIE, (v), (o))
#define bcm_sdram_readl(o)      bcm_rset_readl(RSET_SDRAM, (o))
#define bcm_sdram_writel(v, o)  bcm_rset_writel(RSET_SDRAM, (v), (o))
#define bcm_memc_readl(o)       bcm_rset_readl(RSET_MEMC, (o))
#define bcm_memc_writel(v, o)   bcm_rset_writel(RSET_MEMC, (v), (o))
#define bcm_ddr_readl(o)        bcm_rset_readl(RSET_DDR, (o))
#define bcm_ddr_writel(v, o)    bcm_rset_writel(RSET_DDR, (v), (o))
#define bcm_misc_readl(o)       bcm_rset_readl(RSET_MISC, (o))
#define bcm_misc_writel(v, o)   bcm_rset_writel(RSET_MISC, (v), (o))

#endif /* ! BCM63XX_IO_H_ */
Linux
