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-rw-r--r--arch/arm/mach-iop33x/include/mach/adma.h6
-rw-r--r--arch/arm/mach-iop33x/include/mach/entry-macro.S34
-rw-r--r--arch/arm/mach-iop33x/include/mach/hardware.h44
-rw-r--r--arch/arm/mach-iop33x/include/mach/iop33x.h40
-rw-r--r--arch/arm/mach-iop33x/include/mach/iq80331.h17
-rw-r--r--arch/arm/mach-iop33x/include/mach/iq80332.h17
-rw-r--r--arch/arm/mach-iop33x/include/mach/irqs.h60
-rw-r--r--arch/arm/mach-iop33x/include/mach/time.h5
-rw-r--r--arch/arm/mach-iop33x/include/mach/uncompress.h37
9 files changed, 260 insertions, 0 deletions
diff --git a/arch/arm/mach-iop33x/include/mach/adma.h b/arch/arm/mach-iop33x/include/mach/adma.h
new file mode 100644
index 000000000..8aa7159ab
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/adma.h
@@ -0,0 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef IOP33X_ADMA_H
+#define IOP33X_ADMA_H
+#include <asm/hardware/iop3xx-adma.h>
+#endif
+
diff --git a/arch/arm/mach-iop33x/include/mach/entry-macro.S b/arch/arm/mach-iop33x/include/mach/entry-macro.S
new file mode 100644
index 000000000..0a398fe1f
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/entry-macro.S
@@ -0,0 +1,34 @@
+/*
+ * arch/arm/mach-iop33x/include/mach/entry-macro.S
+ *
+ * Low-level IRQ helper macros for IOP33x-based 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 <mach/iop33x.h>
+
+ .macro get_irqnr_preamble, base, tmp
+ mrc p15, 0, \tmp, c15, c1, 0
+ orr \tmp, \tmp, #(1 << 6)
+ mcr p15, 0, \tmp, c15, c1, 0 @ Enable cp6 access
+ mrc p15, 0, \tmp, c15, c1, 0
+ mov \tmp, \tmp
+ sub pc, pc, #4 @ cp_wait
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ mrc p6, 0, \irqstat, c14, c0, 0 @ Read IINTVEC
+ cmp \irqstat, #0
+ mrceq p6, 0, \irqstat, c14, c0, 0 @ erratum 63 workaround
+ adds \irqnr, \irqstat, #1
+ movne \irqnr, \irqstat, lsr #2
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ mrc p15, 0, \tmp1, c15, c1, 0
+ ands \tmp2, \tmp1, #(1 << 6)
+ bicne \tmp1, \tmp1, #(1 << 6)
+ mcrne p15, 0, \tmp1, c15, c1, 0 @ Disable cp6 access
+ .endm
diff --git a/arch/arm/mach-iop33x/include/mach/hardware.h b/arch/arm/mach-iop33x/include/mach/hardware.h
new file mode 100644
index 000000000..020bafbc3
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/hardware.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * arch/arm/mach-iop33x/include/mach/hardware.h
+ */
+
+#ifndef __HARDWARE_H
+#define __HARDWARE_H
+
+#include <asm/types.h>
+
+/*
+ * Note about PCI IO space mappings
+ *
+ * To make IO space accesses efficient, we store virtual addresses in
+ * the IO resources.
+ *
+ * The PCI IO space is located at virtual 0xfe000000 from physical
+ * 0x90000000. The PCI BARs must be programmed with physical addresses,
+ * but when we read them, we convert them to virtual addresses. See
+ * arch/arm/mach-iop3xx/iop3xx-pci.c
+ */
+
+#ifndef __ASSEMBLY__
+void iop33x_init_irq(void);
+
+extern struct platform_device iop33x_uart0_device;
+extern struct platform_device iop33x_uart1_device;
+#endif
+
+
+/*
+ * Generic chipset bits
+ *
+ */
+#include "iop33x.h"
+
+/*
+ * Board specific bits
+ */
+#include "iq80331.h"
+#include "iq80332.h"
+
+
+#endif
diff --git a/arch/arm/mach-iop33x/include/mach/iop33x.h b/arch/arm/mach-iop33x/include/mach/iop33x.h
new file mode 100644
index 000000000..c95122653
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/iop33x.h
@@ -0,0 +1,40 @@
+/*
+ * arch/arm/mach-iop33x/include/mach/iop33x.h
+ *
+ * Intel IOP33X Chip definitions
+ *
+ * Author: Dave Jiang (dave.jiang@intel.com)
+ * Copyright (C) 2003, 2004 Intel Corp.
+ *
+ * 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 __IOP33X_H
+#define __IOP33X_H
+
+/*
+ * Peripherals that are shared between the iop32x and iop33x but
+ * located at different addresses.
+ */
+#define IOP3XX_TIMER_REG(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + 0x07d0 + (reg))
+
+#include <asm/hardware/iop3xx.h>
+
+/* UARTs */
+#define IOP33X_UART0_PHYS (IOP3XX_PERIPHERAL_PHYS_BASE + 0x1700)
+#define IOP33X_UART0_VIRT (IOP3XX_PERIPHERAL_VIRT_BASE + 0x1700)
+#define IOP33X_UART1_PHYS (IOP3XX_PERIPHERAL_PHYS_BASE + 0x1740)
+#define IOP33X_UART1_VIRT (IOP3XX_PERIPHERAL_VIRT_BASE + 0x1740)
+
+/* ATU Parameters
+ * set up a 1:1 bus to physical ram relationship
+ * w/ pci on top of physical ram in memory map
+ */
+#define IOP33X_MAX_RAM_SIZE 0x80000000UL
+#define IOP3XX_MAX_RAM_SIZE IOP33X_MAX_RAM_SIZE
+#define IOP3XX_PCI_LOWER_MEM_BA (PHYS_OFFSET + IOP33X_MAX_RAM_SIZE)
+
+
+#endif
diff --git a/arch/arm/mach-iop33x/include/mach/iq80331.h b/arch/arm/mach-iop33x/include/mach/iq80331.h
new file mode 100644
index 000000000..c7e68d863
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/iq80331.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * arch/arm/mach-iop33x/include/mach/iq80331.h
+ *
+ * Intel IQ80331 evaluation board registers
+ */
+
+#ifndef __IQ80331_H
+#define __IQ80331_H
+
+#define IQ80331_7SEG_1 0xce840000 /* 7-Segment MSB */
+#define IQ80331_7SEG_0 0xce850000 /* 7-Segment LSB (WO) */
+#define IQ80331_ROTARY_SW 0xce8d0000 /* Rotary Switch */
+#define IQ80331_BATT_STAT 0xce8f0000 /* Battery Status */
+
+
+#endif
diff --git a/arch/arm/mach-iop33x/include/mach/iq80332.h b/arch/arm/mach-iop33x/include/mach/iq80332.h
new file mode 100644
index 000000000..749b44bf7
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/iq80332.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * arch/arm/mach-iop33x/include/mach/iq80332.h
+ *
+ * Intel IQ80332 evaluation board registers
+ */
+
+#ifndef __IQ80332_H
+#define __IQ80332_H
+
+#define IQ80332_7SEG_1 0xce840000 /* 7-Segment MSB */
+#define IQ80332_7SEG_0 0xce850000 /* 7-Segment LSB (WO) */
+#define IQ80332_ROTARY_SW 0xce8d0000 /* Rotary Switch */
+#define IQ80332_BATT_STAT 0xce8f0000 /* Battery Status */
+
+
+#endif
diff --git a/arch/arm/mach-iop33x/include/mach/irqs.h b/arch/arm/mach-iop33x/include/mach/irqs.h
new file mode 100644
index 000000000..707628a60
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/irqs.h
@@ -0,0 +1,60 @@
+/*
+ * arch/arm/mach-iop33x/include/mach/irqs.h
+ *
+ * Author: Dave Jiang (dave.jiang@intel.com)
+ * Copyright: (C) 2003 Intel Corp.
+ *
+ * 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 __IRQS_H
+#define __IRQS_H
+
+/*
+ * IOP80331 chipset interrupts
+ */
+#define IRQ_IOP33X_DMA0_EOT 0
+#define IRQ_IOP33X_DMA0_EOC 1
+#define IRQ_IOP33X_DMA1_EOT 2
+#define IRQ_IOP33X_DMA1_EOC 3
+#define IRQ_IOP33X_AA_EOT 6
+#define IRQ_IOP33X_AA_EOC 7
+#define IRQ_IOP33X_TIMER0 8
+#define IRQ_IOP33X_TIMER1 9
+#define IRQ_IOP33X_I2C_0 10
+#define IRQ_IOP33X_I2C_1 11
+#define IRQ_IOP33X_MSG 12
+#define IRQ_IOP33X_MSGIBQ 13
+#define IRQ_IOP33X_ATU_BIST 14
+#define IRQ_IOP33X_PERFMON 15
+#define IRQ_IOP33X_CORE_PMU 16
+#define IRQ_IOP33X_XINT0 24
+#define IRQ_IOP33X_XINT1 25
+#define IRQ_IOP33X_XINT2 26
+#define IRQ_IOP33X_XINT3 27
+#define IRQ_IOP33X_XINT8 32
+#define IRQ_IOP33X_XINT9 33
+#define IRQ_IOP33X_XINT10 34
+#define IRQ_IOP33X_XINT11 35
+#define IRQ_IOP33X_XINT12 36
+#define IRQ_IOP33X_XINT13 37
+#define IRQ_IOP33X_XINT14 38
+#define IRQ_IOP33X_XINT15 39
+#define IRQ_IOP33X_UART0 51
+#define IRQ_IOP33X_UART1 52
+#define IRQ_IOP33X_PBIE 53
+#define IRQ_IOP33X_ATU_CRW 54
+#define IRQ_IOP33X_ATU_ERR 55
+#define IRQ_IOP33X_MCU_ERR 56
+#define IRQ_IOP33X_DMA0_ERR 57
+#define IRQ_IOP33X_DMA1_ERR 58
+#define IRQ_IOP33X_AA_ERR 60
+#define IRQ_IOP33X_MSG_ERR 62
+#define IRQ_IOP33X_HPI 63
+
+#define NR_IRQS 64
+
+
+#endif
diff --git a/arch/arm/mach-iop33x/include/mach/time.h b/arch/arm/mach-iop33x/include/mach/time.h
new file mode 100644
index 000000000..801f8fd64
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/time.h
@@ -0,0 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _IOP33X_TIME_H_
+#define _IOP33X_TIME_H_
+#define IRQ_IOP_TIMER0 IRQ_IOP33X_TIMER0
+#endif
diff --git a/arch/arm/mach-iop33x/include/mach/uncompress.h b/arch/arm/mach-iop33x/include/mach/uncompress.h
new file mode 100644
index 000000000..62b71cde1
--- /dev/null
+++ b/arch/arm/mach-iop33x/include/mach/uncompress.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * arch/arm/mach-iop33x/include/mach/uncompress.h
+ */
+
+#include <asm/types.h>
+#include <asm/mach-types.h>
+#include <linux/serial_reg.h>
+#include <mach/hardware.h>
+
+volatile u32 *uart_base;
+
+#define TX_DONE (UART_LSR_TEMT | UART_LSR_THRE)
+
+static inline void putc(char c)
+{
+ while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
+ barrier();
+ uart_base[UART_TX] = c;
+}
+
+static inline void flush(void)
+{
+}
+
+static __inline__ void __arch_decomp_setup(unsigned long arch_id)
+{
+ if (machine_is_iq80331() || machine_is_iq80332())
+ uart_base = (volatile u32 *)IOP33X_UART0_PHYS;
+ else
+ uart_base = (volatile u32 *)0xfe800000;
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup() __arch_decomp_setup(arch_id)
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-27 14:02:40 +0000