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-rw-r--r--arch/mips/include/asm/mach-lantiq/lantiq.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-lantiq/lantiq.h b/arch/mips/include/asm/mach-lantiq/lantiq.h
new file mode 100644
index 000000000..6ceb0287d
--- /dev/null
+++ b/arch/mips/include/asm/mach-lantiq/lantiq.h
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *
+ * Copyright (C) 2010 John Crispin <john@phrozen.org>
+ */
+#ifndef _LANTIQ_H__
+#define _LANTIQ_H__
+
+#include <linux/irq.h>
+#include <linux/device.h>
+#include <linux/clk.h>
+
+/* generic reg access functions */
+#define ltq_r32(reg) __raw_readl(reg)
+#define ltq_w32(val, reg) __raw_writel(val, reg)
+#define ltq_w32_mask(clear, set, reg) \
+ ltq_w32((ltq_r32(reg) & ~(clear)) | (set), reg)
+#define ltq_r8(reg) __raw_readb(reg)
+#define ltq_w8(val, reg) __raw_writeb(val, reg)
+
+/* register access macros for EBU and CGU */
+#define ltq_ebu_w32(x, y) ltq_w32((x), ltq_ebu_membase + (y))
+#define ltq_ebu_r32(x) ltq_r32(ltq_ebu_membase + (x))
+#define ltq_ebu_w32_mask(x, y, z) \
+ ltq_w32_mask(x, y, ltq_ebu_membase + (z))
+extern __iomem void *ltq_ebu_membase;
+
+/* spinlock all ebu i/o */
+extern spinlock_t ebu_lock;
+
+/* some irq helpers */
+extern void ltq_disable_irq(struct irq_data *data);
+extern void ltq_mask_and_ack_irq(struct irq_data *data);
+extern void ltq_enable_irq(struct irq_data *data);
+extern int ltq_eiu_get_irq(int exin);
+
+/* clock handling */
+extern int clk_activate(struct clk *clk);
+extern void clk_deactivate(struct clk *clk);
+extern struct clk *clk_get_cpu(void);
+extern struct clk *clk_get_fpi(void);
+extern struct clk *clk_get_io(void);
+extern struct clk *clk_get_ppe(void);
+
+/* find out what bootsource we have */
+extern unsigned char ltq_boot_select(void);
+/* find out the soc type */
+extern int ltq_soc_type(void);
+
+#define IOPORT_RESOURCE_START 0x10000000
+#define IOPORT_RESOURCE_END 0xffffffff
+#define IOMEM_RESOURCE_START 0x10000000
+#define IOMEM_RESOURCE_END 0xffffffff
+
+#endif