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-rw-r--r--drivers/ide/arm/Makefile1
-rw-r--r--drivers/ide/arm/bast-ide.c89
-rw-r--r--drivers/ide/arm/icside.c105
-rw-r--r--drivers/ide/arm/ide_arm.c1
-rw-r--r--drivers/ide/arm/palm_bk3710.c67
-rw-r--r--drivers/ide/arm/rapide.c33
6 files changed, 106 insertions, 190 deletions
diff --git a/drivers/ide/arm/Makefile b/drivers/ide/arm/Makefile
index 936e7b0237f5..5bc26053afa6 100644
--- a/drivers/ide/arm/Makefile
+++ b/drivers/ide/arm/Makefile
@@ -1,7 +1,6 @@
obj-$(CONFIG_BLK_DEV_IDE_ICSIDE) += icside.o
obj-$(CONFIG_BLK_DEV_IDE_RAPIDE) += rapide.o
-obj-$(CONFIG_BLK_DEV_IDE_BAST) += bast-ide.o
obj-$(CONFIG_BLK_DEV_PALMCHIP_BK3710) += palm_bk3710.o
ifeq ($(CONFIG_IDE_ARM), m)
diff --git a/drivers/ide/arm/bast-ide.c b/drivers/ide/arm/bast-ide.c
deleted file mode 100644
index 713cef20622e..000000000000
--- a/drivers/ide/arm/bast-ide.c
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright (c) 2003-2004 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * 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 <linux/module.h>
-#include <linux/errno.h>
-#include <linux/ide.h>
-#include <linux/init.h>
-
-#include <asm/mach-types.h>
-
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/arch/map.h>
-#include <asm/arch/bast-map.h>
-#include <asm/arch/bast-irq.h>
-
-#define DRV_NAME "bast-ide"
-
-static int __init bastide_register(unsigned int base, unsigned int aux, int irq)
-{
- ide_hwif_t *hwif;
- hw_regs_t hw;
- int i;
- u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
-
- memset(&hw, 0, sizeof(hw));
-
- base += BAST_IDE_CS;
- aux += BAST_IDE_CS;
-
- for (i = 0; i <= 7; i++) {
- hw.io_ports_array[i] = (unsigned long)base;
- base += 0x20;
- }
-
- hw.io_ports.ctl_addr = aux + (6 * 0x20);
- hw.irq = irq;
-
- hwif = ide_find_port();
- if (hwif == NULL)
- goto out;
-
- i = hwif->index;
-
- ide_init_port_data(hwif, i);
- ide_init_port_hw(hwif, &hw);
- hwif->port_ops = NULL;
-
- idx[0] = i;
-
- ide_device_add(idx, NULL);
-out:
- return 0;
-}
-
-static int __init bastide_init(void)
-{
- unsigned long base = BAST_VA_IDEPRI + BAST_IDE_CS;
-
- /* we can treat the VR1000 and the BAST the same */
-
- if (!(machine_is_bast() || machine_is_vr1000()))
- return 0;
-
- printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n");
-
- if (!request_mem_region(base, 0x400000, DRV_NAME)) {
- printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
- return -EBUSY;
- }
-
- bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0);
- bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1);
-
- return 0;
-}
-
-module_init(bastide_init);
-
-MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver");
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c
index 061456914ca3..52f58c885783 100644
--- a/drivers/ide/arm/icside.c
+++ b/drivers/ide/arm/icside.c
@@ -21,6 +21,8 @@
#include <asm/dma.h>
#include <asm/ecard.h>
+#define DRV_NAME "icside"
+
#define ICS_IDENT_OFFSET 0x2280
#define ICS_ARCIN_V5_INTRSTAT 0x0000
@@ -68,6 +70,7 @@ struct icside_state {
unsigned int enabled;
void __iomem *irq_port;
void __iomem *ioc_base;
+ unsigned int sel;
unsigned int type;
ide_hwif_t *hwif[2];
};
@@ -165,7 +168,8 @@ static const expansioncard_ops_t icside_ops_arcin_v6 = {
static void icside_maskproc(ide_drive_t *drive, int mask)
{
ide_hwif_t *hwif = HWIF(drive);
- struct icside_state *state = hwif->hwif_data;
+ struct expansion_card *ec = ECARD_DEV(hwif->dev);
+ struct icside_state *state = ecard_get_drvdata(ec);
unsigned long flags;
local_irq_save(flags);
@@ -308,6 +312,7 @@ static int icside_dma_setup(ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
struct expansion_card *ec = ECARD_DEV(hwif->dev);
+ struct icside_state *state = ecard_get_drvdata(ec);
struct request *rq = hwif->hwgroup->rq;
unsigned int dma_mode;
@@ -331,7 +336,7 @@ static int icside_dma_setup(ide_drive_t *drive)
/*
* Route the DMA signals to the correct interface.
*/
- writeb(hwif->select_data, hwif->config_data);
+ writeb(state->sel | hwif->channel, state->ioc_base);
/*
* Select the correct timing for this drive.
@@ -359,7 +364,8 @@ static void icside_dma_exec_cmd(ide_drive_t *drive, u8 cmd)
static int icside_dma_test_irq(ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
- struct icside_state *state = hwif->hwif_data;
+ struct expansion_card *ec = ECARD_DEV(hwif->dev);
+ struct icside_state *state = ecard_get_drvdata(ec);
return readb(state->irq_port +
(hwif->channel ?
@@ -411,36 +417,24 @@ static int icside_dma_off_init(ide_hwif_t *hwif, const struct ide_port_info *d)
return -EOPNOTSUPP;
}
-static ide_hwif_t *
-icside_setup(void __iomem *base, struct cardinfo *info, struct expansion_card *ec)
+static void icside_setup_ports(hw_regs_t *hw, void __iomem *base,
+ struct cardinfo *info, struct expansion_card *ec)
{
unsigned long port = (unsigned long)base + info->dataoffset;
- ide_hwif_t *hwif;
- hwif = ide_find_port();
- if (hwif) {
- /*
- * Ensure we're using MMIO
- */
- default_hwif_mmiops(hwif);
-
- hwif->io_ports.data_addr = port;
- hwif->io_ports.error_addr = port + (1 << info->stepping);
- hwif->io_ports.nsect_addr = port + (2 << info->stepping);
- hwif->io_ports.lbal_addr = port + (3 << info->stepping);
- hwif->io_ports.lbam_addr = port + (4 << info->stepping);
- hwif->io_ports.lbah_addr = port + (5 << info->stepping);
- hwif->io_ports.device_addr = port + (6 << info->stepping);
- hwif->io_ports.status_addr = port + (7 << info->stepping);
- hwif->io_ports.ctl_addr =
- (unsigned long)base + info->ctrloffset;
- hwif->irq = ec->irq;
- hwif->chipset = ide_acorn;
- hwif->gendev.parent = &ec->dev;
- hwif->dev = &ec->dev;
- }
-
- return hwif;
+ hw->io_ports.data_addr = port;
+ hw->io_ports.error_addr = port + (1 << info->stepping);
+ hw->io_ports.nsect_addr = port + (2 << info->stepping);
+ hw->io_ports.lbal_addr = port + (3 << info->stepping);
+ hw->io_ports.lbam_addr = port + (4 << info->stepping);
+ hw->io_ports.lbah_addr = port + (5 << info->stepping);
+ hw->io_ports.device_addr = port + (6 << info->stepping);
+ hw->io_ports.status_addr = port + (7 << info->stepping);
+ hw->io_ports.ctl_addr = (unsigned long)base + info->ctrloffset;
+
+ hw->irq = ec->irq;
+ hw->dev = &ec->dev;
+ hw->chipset = ide_acorn;
}
static int __init
@@ -449,6 +443,7 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec)
ide_hwif_t *hwif;
void __iomem *base;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
+ hw_regs_t hw;
base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
if (!base)
@@ -466,12 +461,19 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec)
*/
icside_irqdisable_arcin_v5(ec, 0);
- hwif = icside_setup(base, &icside_cardinfo_v5, ec);
+ icside_setup_ports(&hw, base, &icside_cardinfo_v5, ec);
+
+ hwif = ide_find_port();
if (!hwif)
return -ENODEV;
+ ide_init_port_hw(hwif, &hw);
+ default_hwif_mmiops(hwif);
+
state->hwif[0] = hwif;
+ ecard_set_drvdata(ec, state);
+
idx[0] = hwif->index;
ide_device_add(idx, NULL);
@@ -497,6 +499,7 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec)
int ret;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
struct ide_port_info d = icside_v6_port_info;
+ hw_regs_t hw[2];
ioc_base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
if (!ioc_base) {
@@ -525,43 +528,47 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec)
state->irq_port = easi_base;
state->ioc_base = ioc_base;
+ state->sel = sel;
/*
* Be on the safe side - disable interrupts
*/
icside_irqdisable_arcin_v6(ec, 0);
+ icside_setup_ports(&hw[0], easi_base, &icside_cardinfo_v6_1, ec);
+ icside_setup_ports(&hw[1], easi_base, &icside_cardinfo_v6_2, ec);
+
/*
* Find and register the interfaces.
*/
- hwif = icside_setup(easi_base, &icside_cardinfo_v6_1, ec);
- mate = icside_setup(easi_base, &icside_cardinfo_v6_2, ec);
+ hwif = ide_find_port();
+ if (hwif == NULL)
+ return -ENODEV;
- if (!hwif || !mate) {
- ret = -ENODEV;
- goto out;
+ ide_init_port_hw(hwif, &hw[0]);
+ default_hwif_mmiops(hwif);
+
+ idx[0] = hwif->index;
+
+ mate = ide_find_port();
+ if (mate) {
+ ide_init_port_hw(mate, &hw[1]);
+ default_hwif_mmiops(mate);
+
+ idx[1] = mate->index;
}
state->hwif[0] = hwif;
state->hwif[1] = mate;
- hwif->hwif_data = state;
- hwif->config_data = (unsigned long)ioc_base;
- hwif->select_data = sel;
-
- mate->hwif_data = state;
- mate->config_data = (unsigned long)ioc_base;
- mate->select_data = sel | 1;
+ ecard_set_drvdata(ec, state);
- if (ec->dma != NO_DMA && !request_dma(ec->dma, hwif->name)) {
+ if (ec->dma != NO_DMA && !request_dma(ec->dma, DRV_NAME)) {
d.init_dma = icside_dma_init;
d.port_ops = &icside_v6_port_ops;
d.dma_ops = NULL;
}
- idx[0] = hwif->index;
- idx[1] = mate->index;
-
ide_device_add(idx, &d);
return 0;
@@ -627,10 +634,8 @@ icside_probe(struct expansion_card *ec, const struct ecard_id *id)
break;
}
- if (ret == 0) {
- ecard_set_drvdata(ec, state);
+ if (ret == 0)
goto out;
- }
kfree(state);
release:
diff --git a/drivers/ide/arm/ide_arm.c b/drivers/ide/arm/ide_arm.c
index 4263ffd4ab20..2f311da4c963 100644
--- a/drivers/ide/arm/ide_arm.c
+++ b/drivers/ide/arm/ide_arm.c
@@ -49,6 +49,7 @@ static int __init ide_arm_init(void)
memset(&hw, 0, sizeof(hw));
ide_std_init_ports(&hw, base, ctl);
hw.irq = IDE_ARM_IRQ;
+ hw.chipset = ide_generic;
hwif = ide_find_port();
if (hwif) {
diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c
index 96378ebfb31f..c79b85b6e4a3 100644
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/arm/palm_bk3710.c
@@ -74,20 +74,16 @@ struct palm_bk3710_udmatiming {
#define BK3710_IORDYTMP 0x78
#define BK3710_IORDYTMS 0x7C
-#include "../ide-timing.h"
-
-static long ide_palm_clk;
+static unsigned ideclk_period; /* in nanoseconds */
static const struct palm_bk3710_udmatiming palm_bk3710_udmatimings[6] = {
{160, 240}, /* UDMA Mode 0 */
{125, 160}, /* UDMA Mode 1 */
{100, 120}, /* UDMA Mode 2 */
{100, 90}, /* UDMA Mode 3 */
- {85, 60}, /* UDMA Mode 4 */
+ {100, 60}, /* UDMA Mode 4 */
};
-static struct clk *ideclkp;
-
static void palm_bk3710_setudmamode(void __iomem *base, unsigned int dev,
unsigned int mode)
{
@@ -97,10 +93,10 @@ static void palm_bk3710_setudmamode(void __iomem *base, unsigned int dev,
/* DMA Data Setup */
t0 = DIV_ROUND_UP(palm_bk3710_udmatimings[mode].cycletime,
- ide_palm_clk) - 1;
- tenv = DIV_ROUND_UP(20, ide_palm_clk) - 1;
+ ideclk_period) - 1;
+ tenv = DIV_ROUND_UP(20, ideclk_period) - 1;
trp = DIV_ROUND_UP(palm_bk3710_udmatimings[mode].rptime,
- ide_palm_clk) - 1;
+ ideclk_period) - 1;
/* udmatim Register */
val16 = readw(base + BK3710_UDMATIM) & (dev ? 0xFF0F : 0xFFF0);
@@ -141,8 +137,8 @@ static void palm_bk3710_setdmamode(void __iomem *base, unsigned int dev,
cycletime = max_t(int, t->cycle, min_cycle);
/* DMA Data Setup */
- t0 = DIV_ROUND_UP(cycletime, ide_palm_clk);
- td = DIV_ROUND_UP(t->active, ide_palm_clk);
+ t0 = DIV_ROUND_UP(cycletime, ideclk_period);
+ td = DIV_ROUND_UP(t->active, ideclk_period);
tkw = t0 - td - 1;
td -= 1;
@@ -168,9 +164,9 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
struct ide_timing *t;
/* PIO Data Setup */
- t0 = DIV_ROUND_UP(cycletime, ide_palm_clk);
+ t0 = DIV_ROUND_UP(cycletime, ideclk_period);
t2 = DIV_ROUND_UP(ide_timing_find_mode(XFER_PIO_0 + mode)->active,
- ide_palm_clk);
+ ideclk_period);
t2i = t0 - t2 - 1;
t2 -= 1;
@@ -192,8 +188,8 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
/* TASKFILE Setup */
t = ide_timing_find_mode(XFER_PIO_0 + mode);
- t0 = DIV_ROUND_UP(t->cyc8b, ide_palm_clk);
- t2 = DIV_ROUND_UP(t->act8b, ide_palm_clk);
+ t0 = DIV_ROUND_UP(t->cyc8b, ideclk_period);
+ t2 = DIV_ROUND_UP(t->act8b, ideclk_period);
t2i = t0 - t2 - 1;
t2 -= 1;
@@ -350,22 +346,22 @@ static const struct ide_port_info __devinitdata palm_bk3710_port_info = {
static int __devinit palm_bk3710_probe(struct platform_device *pdev)
{
- struct clk *clkp;
+ struct clk *clk;
struct resource *mem, *irq;
ide_hwif_t *hwif;
- void __iomem *base;
- int pribase, i;
+ unsigned long base, rate;
+ int i;
hw_regs_t hw;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
- clkp = clk_get(NULL, "IDECLK");
- if (IS_ERR(clkp))
+ clk = clk_get(NULL, "IDECLK");
+ if (IS_ERR(clk))
return -ENODEV;
- ideclkp = clkp;
- clk_enable(ideclkp);
- ide_palm_clk = clk_get_rate(ideclkp)/100000;
- ide_palm_clk = (10000/ide_palm_clk) + 1;
+ clk_enable(clk);
+ rate = clk_get_rate(clk);
+ ideclk_period = 1000000000UL / rate;
+
/* Register the IDE interface with Linux ATA Interface */
memset(&hw, 0, sizeof(hw));
@@ -374,22 +370,27 @@ static int __devinit palm_bk3710_probe(struct platform_device *pdev)
printk(KERN_ERR "failed to get memory region resource\n");
return -ENODEV;
}
+
irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (irq == NULL) {
printk(KERN_ERR "failed to get IRQ resource\n");
return -ENODEV;
}
- base = (void *)mem->start;
+ if (request_mem_region(mem->start, mem->end - mem->start + 1,
+ "palm_bk3710") == NULL) {
+ printk(KERN_ERR "failed to request memory region\n");
+ return -EBUSY;
+ }
+
+ base = IO_ADDRESS(mem->start);
/* Configure the Palm Chip controller */
- palm_bk3710_chipinit(base);
+ palm_bk3710_chipinit((void __iomem *)base);
- pribase = mem->start + IDE_PALM_ATA_PRI_REG_OFFSET;
for (i = 0; i < IDE_NR_PORTS - 2; i++)
- hw.io_ports_array[i] = pribase + i;
- hw.io_ports.ctl_addr = mem->start +
- IDE_PALM_ATA_PRI_CTL_OFFSET;
+ hw.io_ports_array[i] = base + IDE_PALM_ATA_PRI_REG_OFFSET + i;
+ hw.io_ports.ctl_addr = base + IDE_PALM_ATA_PRI_CTL_OFFSET;
hw.irq = irq->start;
hw.chipset = ide_palm3710;
@@ -399,19 +400,14 @@ static int __devinit palm_bk3710_probe(struct platform_device *pdev)
i = hwif->index;
- ide_init_port_data(hwif, i);
ide_init_port_hw(hwif, &hw);
- hwif->mmio = 1;
default_hwif_mmiops(hwif);
idx[0] = i;
ide_device_add(idx, &palm_bk3710_port_info);
- if (!hwif->present)
- goto out;
-
return 0;
out:
printk(KERN_WARNING "Palm Chip BK3710 IDE Register Fail\n");
@@ -437,4 +433,3 @@ static int __init palm_bk3710_init(void)
module_init(palm_bk3710_init);
MODULE_LICENSE("GPL");
-
diff --git a/drivers/ide/arm/rapide.c b/drivers/ide/arm/rapide.c
index 1747b2358775..43057e0303c8 100644
--- a/drivers/ide/arm/rapide.c
+++ b/drivers/ide/arm/rapide.c
@@ -11,6 +11,10 @@
#include <asm/ecard.h>
+static struct const ide_port_info rapide_port_info = {
+ .host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
+};
+
static void rapide_setup_ports(hw_regs_t *hw, void __iomem *base,
void __iomem *ctrl, unsigned int sz, int irq)
{
@@ -44,25 +48,26 @@ rapide_probe(struct expansion_card *ec, const struct ecard_id *id)
goto release;
}
- hwif = ide_find_port();
- if (hwif) {
- memset(&hw, 0, sizeof(hw));
- rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
- hw.chipset = ide_generic;
- hw.dev = &ec->dev;
+ memset(&hw, 0, sizeof(hw));
+ rapide_setup_ports(&hw, base, base + 0x818, 1 << 6, ec->irq);
+ hw.chipset = ide_generic;
+ hw.dev = &ec->dev;
- ide_init_port_hw(hwif, &hw);
+ hwif = ide_find_port();
+ if (hwif == NULL) {
+ ret = -ENOENT;
+ goto release;
+ }
- hwif->host_flags = IDE_HFLAG_MMIO;
- default_hwif_mmiops(hwif);
+ ide_init_port_hw(hwif, &hw);
+ default_hwif_mmiops(hwif);
- idx[0] = hwif->index;
+ idx[0] = hwif->index;
- ide_device_add(idx, NULL);
+ ide_device_add(idx, &rapide_port_info);
- ecard_set_drvdata(ec, hwif);
- goto out;
- }
+ ecard_set_drvdata(ec, hwif);
+ goto out;
release:
ecard_release_resources(ec);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.