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-rw-r--r--arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
new file mode 100644
index 000000000..31c692433
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_io.h
@@ -0,0 +1,104 @@
+/* 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_ */