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-rw-r--r--include/asm-arm/arch-loki/debug-macro.S20
-rw-r--r--include/asm-arm/arch-loki/dma.h1
-rw-r--r--include/asm-arm/arch-loki/entry-macro.S30
-rw-r--r--include/asm-arm/arch-loki/hardware.h15
-rw-r--r--include/asm-arm/arch-loki/io.h26
-rw-r--r--include/asm-arm/arch-loki/irqs.h58
-rw-r--r--include/asm-arm/arch-loki/loki.h97
-rw-r--r--include/asm-arm/arch-loki/memory.h14
-rw-r--r--include/asm-arm/arch-loki/system.h37
-rw-r--r--include/asm-arm/arch-loki/timex.h11
-rw-r--r--include/asm-arm/arch-loki/uncompress.h47
-rw-r--r--include/asm-arm/arch-loki/vmalloc.h5
12 files changed, 361 insertions, 0 deletions
diff --git a/include/asm-arm/arch-loki/debug-macro.S b/include/asm-arm/arch-loki/debug-macro.S
new file mode 100644
index 00000000000..585502e9651
--- /dev/null
+++ b/include/asm-arm/arch-loki/debug-macro.S
@@ -0,0 +1,20 @@
+/*
+ * include/asm-arm/arch-loki/debug-macro.S
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <asm/arch/loki.h>
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ ldreq \rx, =LOKI_REGS_PHYS_BASE
+ ldrne \rx, =LOKI_REGS_VIRT_BASE
+ orr \rx, \rx, #0x00012000
+ .endm
+
+#define UART_SHIFT 2
+#include <asm/hardware/debug-8250.S>
diff --git a/include/asm-arm/arch-loki/dma.h b/include/asm-arm/arch-loki/dma.h
new file mode 100644
index 00000000000..40a8c178f10
--- /dev/null
+++ b/include/asm-arm/arch-loki/dma.h
@@ -0,0 +1 @@
+/* empty */
diff --git a/include/asm-arm/arch-loki/entry-macro.S b/include/asm-arm/arch-loki/entry-macro.S
new file mode 100644
index 00000000000..693257cdbeb
--- /dev/null
+++ b/include/asm-arm/arch-loki/entry-macro.S
@@ -0,0 +1,30 @@
+/*
+ * include/asm-arm/arch-loki/entry-macro.S
+ *
+ * Low-level IRQ helper macros for Marvell Loki (88RC8480) platforms
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <asm/arch/loki.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ ldr \base, =IRQ_VIRT_BASE
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \irqstat, [\base, #IRQ_CAUSE_OFF]
+ ldr \tmp, [\base, #IRQ_MASK_OFF]
+ mov \irqnr, #0
+ ands \irqstat, \irqstat, \tmp
+ clzne \irqnr, \irqstat
+ rsbne \irqnr, \irqnr, #31
+ .endm
diff --git a/include/asm-arm/arch-loki/hardware.h b/include/asm-arm/arch-loki/hardware.h
new file mode 100644
index 00000000000..f65b01c733b
--- /dev/null
+++ b/include/asm-arm/arch-loki/hardware.h
@@ -0,0 +1,15 @@
+/*
+ * include/asm-arm/arch-loki/hardware.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include "loki.h"
+
+
+#endif
diff --git a/include/asm-arm/arch-loki/io.h b/include/asm-arm/arch-loki/io.h
new file mode 100644
index 00000000000..e7418a915e7
--- /dev/null
+++ b/include/asm-arm/arch-loki/io.h
@@ -0,0 +1,26 @@
+/*
+ * include/asm-arm/arch-loki/io.h
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __ASM_ARCH_IO_H
+#define __ASM_ARCH_IO_H
+
+#include "loki.h"
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+static inline void __iomem *__io(unsigned long addr)
+{
+ return (void __iomem *)((addr - LOKI_PCIE0_IO_PHYS_BASE)
+ + LOKI_PCIE0_IO_VIRT_BASE);
+}
+
+#define __io(a) __io(a)
+#define __mem_pci(a) (a)
+
+
+#endif
diff --git a/include/asm-arm/arch-loki/irqs.h b/include/asm-arm/arch-loki/irqs.h
new file mode 100644
index 00000000000..7e497143807
--- /dev/null
+++ b/include/asm-arm/arch-loki/irqs.h
@@ -0,0 +1,58 @@
+/*
+ * include/asm-arm/arch-loki/irqs.h
+ *
+ * IRQ definitions for Marvell Loki (88RC8480) SoCs
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H
+
+#include "loki.h" /* need GPIO_MAX */
+
+/*
+ * Interrupt Controller
+ */
+#define IRQ_LOKI_PCIE_A_CPU_DRBL 0
+#define IRQ_LOKI_CPU_PCIE_A_DRBL 1
+#define IRQ_LOKI_PCIE_B_CPU_DRBL 2
+#define IRQ_LOKI_CPU_PCIE_B_DRBL 3
+#define IRQ_LOKI_COM_A_ERR 6
+#define IRQ_LOKI_COM_A_IN 7
+#define IRQ_LOKI_COM_A_OUT 8
+#define IRQ_LOKI_COM_B_ERR 9
+#define IRQ_LOKI_COM_B_IN 10
+#define IRQ_LOKI_COM_B_OUT 11
+#define IRQ_LOKI_DMA_A 12
+#define IRQ_LOKI_DMA_B 13
+#define IRQ_LOKI_SAS_A 14
+#define IRQ_LOKI_SAS_B 15
+#define IRQ_LOKI_DDR 16
+#define IRQ_LOKI_XOR 17
+#define IRQ_LOKI_BRIDGE 18
+#define IRQ_LOKI_PCIE_A_ERR 20
+#define IRQ_LOKI_PCIE_A_INT 21
+#define IRQ_LOKI_PCIE_B_ERR 22
+#define IRQ_LOKI_PCIE_B_INT 23
+#define IRQ_LOKI_GBE_A_INT 24
+#define IRQ_LOKI_GBE_B_INT 25
+#define IRQ_LOKI_DEV_ERR 26
+#define IRQ_LOKI_UART0 27
+#define IRQ_LOKI_UART1 28
+#define IRQ_LOKI_TWSI 29
+#define IRQ_LOKI_GPIO_23_0 30
+#define IRQ_LOKI_GPIO_25_24 31
+
+/*
+ * Loki General Purpose Pins
+ */
+#define IRQ_LOKI_GPIO_START 32
+#define NR_GPIO_IRQS GPIO_MAX
+
+#define NR_IRQS (IRQ_LOKI_GPIO_START + NR_GPIO_IRQS)
+
+
+#endif
diff --git a/include/asm-arm/arch-loki/loki.h b/include/asm-arm/arch-loki/loki.h
new file mode 100644
index 00000000000..5dd05ee0a4e
--- /dev/null
+++ b/include/asm-arm/arch-loki/loki.h
@@ -0,0 +1,97 @@
+/*
+ * include/asm-arm/arch-loki/loki.h
+ *
+ * Generic definitions for Marvell Loki (88RC8480) SoC flavors
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __ASM_ARCH_LOKI_H
+#define __ASM_ARCH_LOKI_H
+
+/*
+ * Marvell Loki (88RC8480) address maps.
+ *
+ * phys
+ * d0000000 on-chip peripheral registers
+ * e0000000 PCIe 0 Memory space
+ * e8000000 PCIe 1 Memory space
+ * f0000000 PCIe 0 I/O space
+ * f0100000 PCIe 1 I/O space
+ *
+ * virt phys size
+ * fed00000 d0000000 1M on-chip peripheral registers
+ * fee00000 f0000000 64K PCIe 0 I/O space
+ * fef00000 f0100000 64K PCIe 1 I/O space
+ */
+
+#define LOKI_REGS_PHYS_BASE 0xd0000000
+#define LOKI_REGS_VIRT_BASE 0xfed00000
+#define LOKI_REGS_SIZE SZ_1M
+
+#define LOKI_PCIE0_IO_PHYS_BASE 0xf0000000
+#define LOKI_PCIE0_IO_VIRT_BASE 0xfee00000
+#define LOKI_PCIE0_IO_BUS_BASE 0x00000000
+#define LOKI_PCIE0_IO_SIZE SZ_64K
+
+#define LOKI_PCIE1_IO_PHYS_BASE 0xf0100000
+#define LOKI_PCIE1_IO_VIRT_BASE 0xfef00000
+#define LOKI_PCIE1_IO_BUS_BASE 0x00000000
+#define LOKI_PCIE1_IO_SIZE SZ_64K
+
+#define LOKI_PCIE0_MEM_PHYS_BASE 0xe0000000
+#define LOKI_PCIE0_MEM_SIZE SZ_128M
+
+#define LOKI_PCIE1_MEM_PHYS_BASE 0xe8000000
+#define LOKI_PCIE1_MEM_SIZE SZ_128M
+
+/*
+ * Register Map
+ */
+#define DEV_BUS_PHYS_BASE (LOKI_REGS_PHYS_BASE | 0x10000)
+#define DEV_BUS_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0x10000)
+#define UART0_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2000)
+#define UART0_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2000)
+#define UART1_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2100)
+#define UART1_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2100)
+
+#define BRIDGE_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0x20000)
+#define BRIDGE_REG(x) (BRIDGE_VIRT_BASE | (x))
+#define RSTOUTn_MASK (BRIDGE_VIRT_BASE | 0x0108)
+#define SOFT_RESET_OUT_EN 0x00000004
+#define SYSTEM_SOFT_RESET (BRIDGE_VIRT_BASE | 0x010c)
+#define SOFT_RESET 0x00000001
+#define BRIDGE_CAUSE (BRIDGE_VIRT_BASE | 0x0110)
+#define BRIDGE_MASK (BRIDGE_VIRT_BASE | 0x0114)
+#define BRIDGE_INT_TIMER0 0x0002
+#define BRIDGE_INT_TIMER1 0x0004
+#define BRIDGE_INT_TIMER1_CLR 0x0004
+#define IRQ_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0200)
+#define IRQ_CAUSE_OFF 0x0000
+#define IRQ_MASK_OFF 0x0004
+#define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300)
+
+#define PCIE0_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0x30000)
+
+#define PCIE1_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0x40000)
+
+#define SAS0_PHYS_BASE (LOKI_REGS_PHYS_BASE | 0x80000)
+
+#define SAS1_PHYS_BASE (LOKI_REGS_PHYS_BASE | 0x90000)
+
+#define GE0_PHYS_BASE (LOKI_REGS_PHYS_BASE | 0xa0000)
+#define GE0_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0xa0000)
+
+#define GE1_PHYS_BASE (LOKI_REGS_PHYS_BASE | 0xb0000)
+#define GE1_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0xb0000)
+
+#define DDR_VIRT_BASE (LOKI_REGS_VIRT_BASE | 0xf0000)
+#define DDR_REG(x) (DDR_VIRT_BASE | (x))
+
+
+#define GPIO_MAX 8
+
+
+#endif
diff --git a/include/asm-arm/arch-loki/memory.h b/include/asm-arm/arch-loki/memory.h
new file mode 100644
index 00000000000..835101e4987
--- /dev/null
+++ b/include/asm-arm/arch-loki/memory.h
@@ -0,0 +1,14 @@
+/*
+ * include/asm-arm/arch-loki/memory.h
+ */
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+#define PHYS_OFFSET UL(0x00000000)
+
+#define __virt_to_bus(x) __virt_to_phys(x)
+#define __bus_to_virt(x) __phys_to_virt(x)
+
+
+#endif
diff --git a/include/asm-arm/arch-loki/system.h b/include/asm-arm/arch-loki/system.h
new file mode 100644
index 00000000000..a3568ac8ec3
--- /dev/null
+++ b/include/asm-arm/arch-loki/system.h
@@ -0,0 +1,37 @@
+/*
+ * include/asm-arm/arch-loki/system.h
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <asm/arch/hardware.h>
+#include <asm/arch/loki.h>
+
+static inline void arch_idle(void)
+{
+ cpu_do_idle();
+}
+
+static inline void arch_reset(char mode)
+{
+ /*
+ * Enable soft reset to assert RSTOUTn.
+ */
+ writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK);
+
+ /*
+ * Assert soft reset.
+ */
+ writel(SOFT_RESET, SYSTEM_SOFT_RESET);
+
+ while (1)
+ ;
+}
+
+
+#endif
diff --git a/include/asm-arm/arch-loki/timex.h b/include/asm-arm/arch-loki/timex.h
new file mode 100644
index 00000000000..940014f97ca
--- /dev/null
+++ b/include/asm-arm/arch-loki/timex.h
@@ -0,0 +1,11 @@
+/*
+ * include/asm-arm/arch-loki/timex.h
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#define CLOCK_TICK_RATE (100 * HZ)
+
+#define LOKI_TCLK 180000000
diff --git a/include/asm-arm/arch-loki/uncompress.h b/include/asm-arm/arch-loki/uncompress.h
new file mode 100644
index 00000000000..89a0cf88d3a
--- /dev/null
+++ b/include/asm-arm/arch-loki/uncompress.h
@@ -0,0 +1,47 @@
+/*
+ * include/asm-arm/arch-loki/uncompress.h
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/serial_reg.h>
+#include <asm/arch/loki.h>
+
+#define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE)
+
+static void putc(const char c)
+{
+ unsigned char *base = SERIAL_BASE;
+ int i;
+
+ for (i = 0; i < 0x1000; i++) {
+ if (base[UART_LSR << 2] & UART_LSR_THRE)
+ break;
+ barrier();
+ }
+
+ base[UART_TX << 2] = c;
+}
+
+static void flush(void)
+{
+ unsigned char *base = SERIAL_BASE;
+ unsigned char mask;
+ int i;
+
+ mask = UART_LSR_TEMT | UART_LSR_THRE;
+
+ for (i = 0; i < 0x1000; i++) {
+ if ((base[UART_LSR << 2] & mask) == mask)
+ break;
+ barrier();
+ }
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
diff --git a/include/asm-arm/arch-loki/vmalloc.h b/include/asm-arm/arch-loki/vmalloc.h
new file mode 100644
index 00000000000..f5be0622049
--- /dev/null
+++ b/include/asm-arm/arch-loki/vmalloc.h
@@ -0,0 +1,5 @@
+/*
+ * include/asm-arm/arch-loki/vmalloc.h
+ */
+
+#define VMALLOC_END 0xfe800000
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-19 08:50:00 +0000