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-rw-r--r--arch/sh/boards/ec3104/Makefile6
-rw-r--r--arch/sh/boards/ec3104/io.c81
-rw-r--r--arch/sh/boards/ec3104/irq.c196
-rw-r--r--arch/sh/boards/ec3104/setup.c65
4 files changed, 0 insertions, 348 deletions
diff --git a/arch/sh/boards/ec3104/Makefile b/arch/sh/boards/ec3104/Makefile
deleted file mode 100644
index 178891534b6..00000000000
--- a/arch/sh/boards/ec3104/Makefile
+++ /dev/null
@@ -1,6 +0,0 @@
-#
-# Makefile for the EC3104 specific parts of the kernel
-#
-
-obj-y := setup.o io.o irq.o
-
diff --git a/arch/sh/boards/ec3104/io.c b/arch/sh/boards/ec3104/io.c
deleted file mode 100644
index 2f86394b280..00000000000
--- a/arch/sh/boards/ec3104/io.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * linux/arch/sh/boards/ec3104/io.c
- * EC3104 companion chip support
- *
- * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
- *
- */
-/* EC3104 note:
- * This code was written without any documentation about the EC3104 chip. While
- * I hope I got most of the basic functionality right, the register names I use
- * are most likely completely different from those in the chip documentation.
- *
- * If you have any further information about the EC3104, please tell me
- * (prumpf@tux.org).
- */
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <asm/io.h>
-#include <asm/page.h>
-#include <asm/ec3104/ec3104.h>
-
-/*
- * EC3104 has a real ISA bus which we redirect low port accesses to (the
- * actual device on mine is a ESS 1868, and I don't want to hack the driver
- * more than strictly necessary). I am not going to duplicate the
- * hard coding of PC addresses (for the 16550s aso) here though; it's just
- * too ugly.
- */
-
-#define low_port(port) ((port) < 0x10000)
-
-static inline unsigned long port2addr(unsigned long port)
-{
- switch(port >> 16) {
- case 0:
- return EC3104_ISA_BASE + port * 2;
-
- /* XXX hack. it's unclear what to do about the serial ports */
- case 1:
- return EC3104_BASE + (port&0xffff) * 4;
-
- default:
- /* XXX PCMCIA */
- return 0;
- }
-}
-
-unsigned char ec3104_inb(unsigned long port)
-{
- u8 ret;
-
- ret = *(volatile u8 *)port2addr(port);
-
- return ret;
-}
-
-unsigned short ec3104_inw(unsigned long port)
-{
- BUG();
-}
-
-unsigned long ec3104_inl(unsigned long port)
-{
- BUG();
-}
-
-void ec3104_outb(unsigned char data, unsigned long port)
-{
- *(volatile u8 *)port2addr(port) = data;
-}
-
-void ec3104_outw(unsigned short data, unsigned long port)
-{
- BUG();
-}
-
-void ec3104_outl(unsigned long data, unsigned long port)
-{
- BUG();
-}
diff --git a/arch/sh/boards/ec3104/irq.c b/arch/sh/boards/ec3104/irq.c
deleted file mode 100644
index ffa4ff1f090..00000000000
--- a/arch/sh/boards/ec3104/irq.c
+++ /dev/null
@@ -1,196 +0,0 @@
-/*
- * linux/arch/sh/boards/ec3104/irq.c
- * EC3104 companion chip support
- *
- * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
- *
- */
-
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/ec3104/ec3104.h>
-
-/* This is for debugging mostly; here's the table that I intend to keep
- * in here:
- *
- * index function base addr power interrupt bit
- * 0 power b0ec0000 --- 00000001 (unused)
- * 1 irqs b0ec1000 --- 00000002 (unused)
- * 2 ?? b0ec2000 b0ec0008 00000004
- * 3 PS2 (1) b0ec3000 b0ec000c 00000008
- * 4 PS2 (2) b0ec4000 b0ec0010 00000010
- * 5 ?? b0ec5000 b0ec0014 00000020
- * 6 I2C b0ec6000 b0ec0018 00000040
- * 7 serial (1) b0ec7000 b0ec001c 00000080
- * 8 serial (2) b0ec8000 b0ec0020 00000100
- * 9 serial (3) b0ec9000 b0ec0024 00000200
- * 10 serial (4) b0eca000 b0ec0028 00000400
- * 12 GPIO (1) b0ecc000 b0ec0030
- * 13 GPIO (2) b0ecc000 b0ec0030
- * 16 pcmcia (1) b0ed0000 b0ec0040 00010000
- * 17 pcmcia (2) b0ed1000 b0ec0044 00020000
- */
-
-/* I used the register names from another interrupt controller I worked with,
- * since it seems to be identical to the ec3104 except that all bits are
- * inverted:
- *
- * IRR: Interrupt Request Register (pending and enabled interrupts)
- * IMR: Interrupt Mask Register (which interrupts are enabled)
- * IPR: Interrupt Pending Register (pending interrupts, even disabled ones)
- *
- * 0 bits mean pending or enabled, 1 bits mean not pending or disabled. all
- * IRQs seem to be level-triggered.
- */
-
-#define EC3104_IRR (EC3104_BASE + 0x1000)
-#define EC3104_IMR (EC3104_BASE + 0x1004)
-#define EC3104_IPR (EC3104_BASE + 0x1008)
-
-#define ctrl_readl(addr) (*(volatile u32 *)(addr))
-#define ctrl_writel(data,addr) (*(volatile u32 *)(addr) = (data))
-#define ctrl_readb(addr) (*(volatile u8 *)(addr))
-
-static char *ec3104_name(unsigned index)
-{
- switch(index) {
- case 0:
- return "power management";
- case 1:
- return "interrupts";
- case 3:
- return "PS2 (1)";
- case 4:
- return "PS2 (2)";
- case 5:
- return "I2C (1)";
- case 6:
- return "I2C (2)";
- case 7:
- return "serial (1)";
- case 8:
- return "serial (2)";
- case 9:
- return "serial (3)";
- case 10:
- return "serial (4)";
- case 16:
- return "pcmcia (1)";
- case 17:
- return "pcmcia (2)";
- default: {
- static char buf[32];
-
- sprintf(buf, "unknown (%d)", index);
-
- return buf;
- }
- }
-}
-
-int get_pending_interrupts(char *buf)
-{
- u32 ipr;
- u32 bit;
- char *p = buf;
-
- p += sprintf(p, "pending: (");
-
- ipr = ctrl_inl(EC3104_IPR);
-
- for (bit = 1; bit < 32; bit++)
- if (!(ipr & (1<<bit)))
- p += sprintf(p, "%s ", ec3104_name(bit));
-
- p += sprintf(p, ")\n");
-
- return p - buf;
-}
-
-static inline u32 ec3104_irq2mask(unsigned int irq)
-{
- return (1 << (irq - EC3104_IRQBASE));
-}
-
-static inline void mask_ec3104_irq(unsigned int irq)
-{
- u32 mask;
-
- mask = ctrl_readl(EC3104_IMR);
-
- mask |= ec3104_irq2mask(irq);
-
- ctrl_writel(mask, EC3104_IMR);
-}
-
-static inline void unmask_ec3104_irq(unsigned int irq)
-{
- u32 mask;
-
- mask = ctrl_readl(EC3104_IMR);
-
- mask &= ~ec3104_irq2mask(irq);
-
- ctrl_writel(mask, EC3104_IMR);
-}
-
-static void disable_ec3104_irq(unsigned int irq)
-{
- mask_ec3104_irq(irq);
-}
-
-static void enable_ec3104_irq(unsigned int irq)
-{
- unmask_ec3104_irq(irq);
-}
-
-static void mask_and_ack_ec3104_irq(unsigned int irq)
-{
- mask_ec3104_irq(irq);
-}
-
-static void end_ec3104_irq(unsigned int irq)
-{
- if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
- unmask_ec3104_irq(irq);
-}
-
-static unsigned int startup_ec3104_irq(unsigned int irq)
-{
- unmask_ec3104_irq(irq);
-
- return 0;
-}
-
-static void shutdown_ec3104_irq(unsigned int irq)
-{
- mask_ec3104_irq(irq);
-
-}
-
-static struct hw_interrupt_type ec3104_int = {
- .typename = "EC3104",
- .enable = enable_ec3104_irq,
- .disable = disable_ec3104_irq,
- .ack = mask_and_ack_ec3104_irq,
- .end = end_ec3104_irq,
- .startup = startup_ec3104_irq,
- .shutdown = shutdown_ec3104_irq,
-};
-
-/* Yuck. the _demux API is ugly */
-int ec3104_irq_demux(int irq)
-{
- if (irq == EC3104_IRQ) {
- unsigned int mask;
-
- mask = ctrl_readl(EC3104_IRR);
-
- if (mask == 0xffffffff)
- return EC3104_IRQ;
- else
- return EC3104_IRQBASE + ffz(mask);
- }
-
- return irq;
-}
diff --git a/arch/sh/boards/ec3104/setup.c b/arch/sh/boards/ec3104/setup.c
deleted file mode 100644
index 902bc975a13..00000000000
--- a/arch/sh/boards/ec3104/setup.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * linux/arch/sh/boards/ec3104/setup.c
- * EC3104 companion chip support
- *
- * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
- *
- */
-/* EC3104 note:
- * This code was written without any documentation about the EC3104 chip. While
- * I hope I got most of the basic functionality right, the register names I use
- * are most likely completely different from those in the chip documentation.
- *
- * If you have any further information about the EC3104, please tell me
- * (prumpf@tux.org).
- */
-
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/interrupt.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-#include <linux/types.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/machvec.h>
-#include <asm/mach/ec3104.h>
-
-static void __init ec3104_setup(char **cmdline_p)
-{
- char str[8];
- int i;
-
- for (i=0; i<8; i++)
- str[i] = ctrl_readb(EC3104_BASE + i);
-
- for (i = EC3104_IRQBASE; i < EC3104_IRQBASE + 32; i++)
- irq_desc[i].handler = &ec3104_int;
-
- printk("initializing EC3104 \"%.8s\" at %08x, IRQ %d, IRQ base %d\n",
- str, EC3104_BASE, EC3104_IRQ, EC3104_IRQBASE);
-
- /* mask all interrupts. this should have been done by the boot
- * loader for us but we want to be sure ... */
- ctrl_writel(0xffffffff, EC3104_IMR);
-}
-
-/*
- * The Machine Vector
- */
-struct sh_machine_vector mv_ec3104 __initmv = {
- .mv_name = "EC3104",
- .mv_setup = ec3104_setup,
- .mv_nr_irqs = 96,
-
- .mv_inb = ec3104_inb,
- .mv_inw = ec3104_inw,
- .mv_inl = ec3104_inl,
- .mv_outb = ec3104_outb,
- .mv_outw = ec3104_outw,
- .mv_outl = ec3104_outl,
-
- .mv_irq_demux = ec3104_irq_demux,
-};
-ALIAS_MV(ec3104)
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 19:43:15 +0000