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authorPaul Mundt <lethal@linux-sh.org>2007-02-15 18:20:52 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-02-15 18:20:52 +0900
commit9c57548f17806ffd8e4dc4f7973ce78bbfbc2079 (patch)
treeb42b80e40e1f84fcea23ceb76fa697022df6ed9b /arch/sh/boards
parente65fa9f59e9230b72ac298d445b4a18a4eefeb34 (diff)
downloadlinux-2.6.34-ux500-9c57548f17806ffd8e4dc4f7973ce78bbfbc2079.tar.gz
sh: rts7751r2d board updates.
This tidies up some of the rts7751r2d mess and gets it booting again. Update the defconfig, too. Signed-off-by: Masayuki Hosokawa <hosokawa@ace-jp.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards')
-rw-r--r--arch/sh/boards/renesas/rts7751r2d/Makefile2
-rw-r--r--arch/sh/boards/renesas/rts7751r2d/io.c302
-rw-r--r--arch/sh/boards/renesas/rts7751r2d/irq.c80
-rw-r--r--arch/sh/boards/renesas/rts7751r2d/setup.c123
4 files changed, 87 insertions, 420 deletions
diff --git a/arch/sh/boards/renesas/rts7751r2d/Makefile b/arch/sh/boards/renesas/rts7751r2d/Makefile
index 833de1eac0e..0d4c75a72be 100644
--- a/arch/sh/boards/renesas/rts7751r2d/Makefile
+++ b/arch/sh/boards/renesas/rts7751r2d/Makefile
@@ -2,4 +2,4 @@
# Makefile for the RTS7751R2D specific parts of the kernel
#
-obj-y := setup.o io.o irq.o
+obj-y := setup.o irq.o
diff --git a/arch/sh/boards/renesas/rts7751r2d/io.c b/arch/sh/boards/renesas/rts7751r2d/io.c
deleted file mode 100644
index f2507a80497..00000000000
--- a/arch/sh/boards/renesas/rts7751r2d/io.c
+++ /dev/null
@@ -1,302 +0,0 @@
-/*
- * Copyright (C) 2001 Ian da Silva, Jeremy Siegel
- * Based largely on io_se.c.
- *
- * I/O routine for Renesas Technology sales RTS7751R2D.
- *
- * Initial version only to support LAN access; some
- * placeholder code from io_rts7751r2d.c left in with the
- * expectation of later SuperIO and PCMCIA access.
- */
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/pci.h>
-#include <linux/io.h>
-#include <asm/rts7751r2d.h>
-#include <asm/addrspace.h>
-
-/*
- * The 7751R RTS7751R2D uses the built-in PCI controller (PCIC)
- * of the 7751R processor, and has a SuperIO accessible via the PCI.
- * The board also includes a PCMCIA controller on its memory bus,
- * like the other Solution Engine boards.
- */
-
-static inline unsigned long port2adr(unsigned int port)
-{
- if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6)
- if (port == 0x3f6)
- return (PA_AREA5_IO + 0x80c);
- else
- return (PA_AREA5_IO + 0x1000 + ((port-0x1f0) << 1));
- else
- maybebadio((unsigned long)port);
-
- return port;
-}
-
-static inline unsigned long port88796l(unsigned int port, int flag)
-{
- unsigned long addr;
-
- if (flag)
- addr = PA_AX88796L + ((port - AX88796L_IO_BASE) << 1);
- else
- addr = PA_AX88796L + ((port - AX88796L_IO_BASE) << 1) + 0x1000;
-
- return addr;
-}
-
-/* The 7751R RTS7751R2D seems to have everything hooked */
-/* up pretty normally (nothing on high-bytes only...) so this */
-/* shouldn't be needed */
-static inline int shifted_port(unsigned long port)
-{
- /* For IDE registers, value is not shifted */
- if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6)
- return 0;
- else
- return 1;
-}
-
-#if defined(CONFIG_NE2000) || defined(CONFIG_NE2000_MODULE)
-#define CHECK_AX88796L_PORT(port) \
- ((port >= AX88796L_IO_BASE) && (port < (AX88796L_IO_BASE+0x20)))
-#else
-#define CHECK_AX88796L_PORT(port) (0)
-#endif
-
-/*
- * General outline: remap really low stuff [eventually] to SuperIO,
- * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO)
- * is mapped through the PCI IO window. Stuff with high bits (PXSEG)
- * should be way beyond the window, and is used w/o translation for
- * compatibility.
- */
-unsigned char rts7751r2d_inb(unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- return (*(volatile unsigned short *)port88796l(port, 0)) & 0xff;
- else if (PXSEG(port))
- return *(volatile unsigned char *)port;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- return *(volatile unsigned char *)pci_ioaddr(port);
- else
- return (*(volatile unsigned short *)port2adr(port) & 0xff);
-}
-
-unsigned char rts7751r2d_inb_p(unsigned long port)
-{
- unsigned char v;
-
- if (CHECK_AX88796L_PORT(port))
- v = (*(volatile unsigned short *)port88796l(port, 0)) & 0xff;
- else if (PXSEG(port))
- v = *(volatile unsigned char *)port;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- v = *(volatile unsigned char *)pci_ioaddr(port);
- else
- v = (*(volatile unsigned short *)port2adr(port) & 0xff);
-
- ctrl_delay();
-
- return v;
-}
-
-unsigned short rts7751r2d_inw(unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- maybebadio(port);
- else if (PXSEG(port))
- return *(volatile unsigned short *)port;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- return *(volatile unsigned short *)pci_ioaddr(port);
- else
- maybebadio(port);
-
- return 0;
-}
-
-unsigned int rts7751r2d_inl(unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- maybebadio(port);
- else if (PXSEG(port))
- return *(volatile unsigned long *)port;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- return *(volatile unsigned long *)pci_ioaddr(port);
- else
- maybebadio(port);
-
- return 0;
-}
-
-void rts7751r2d_outb(unsigned char value, unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- *((volatile unsigned short *)port88796l(port, 0)) = value;
- else if (PXSEG(port))
- *(volatile unsigned char *)port = value;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- *(volatile unsigned char *)pci_ioaddr(port) = value;
- else
- *(volatile unsigned short *)port2adr(port) = value;
-}
-
-void rts7751r2d_outb_p(unsigned char value, unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- *((volatile unsigned short *)port88796l(port, 0)) = value;
- else if (PXSEG(port))
- *(volatile unsigned char *)port = value;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- *(volatile unsigned char *)pci_ioaddr(port) = value;
- else
- *(volatile unsigned short *)port2adr(port) = value;
-
- ctrl_delay();
-}
-
-void rts7751r2d_outw(unsigned short value, unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- maybebadio(port);
- else if (PXSEG(port))
- *(volatile unsigned short *)port = value;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- *(volatile unsigned short *)pci_ioaddr(port) = value;
- else
- maybebadio(port);
-}
-
-void rts7751r2d_outl(unsigned int value, unsigned long port)
-{
- if (CHECK_AX88796L_PORT(port))
- maybebadio(port);
- else if (PXSEG(port))
- *(volatile unsigned long *)port = value;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- *(volatile unsigned long *)pci_ioaddr(port) = value;
- else
- maybebadio(port);
-}
-
-void rts7751r2d_insb(unsigned long port, void *addr, unsigned long count)
-{
- unsigned long a = (unsigned long)addr;
- volatile __u8 *bp;
- volatile __u16 *p;
-
- if (CHECK_AX88796L_PORT(port)) {
- p = (volatile unsigned short *)port88796l(port, 0);
- while (count--)
- ctrl_outb(*p & 0xff, a++);
- } else if (PXSEG(port))
- while (count--)
- ctrl_outb(ctrl_inb(port), a++);
- else if (is_pci_ioaddr(port) || shifted_port(port)) {
- bp = (__u8 *)pci_ioaddr(port);
- while (count--)
- ctrl_outb(*bp, a++);
- } else {
- p = (volatile unsigned short *)port2adr(port);
- while (count--)
- ctrl_outb(*p & 0xff, a++);
- }
-}
-
-void rts7751r2d_insw(unsigned long port, void *addr, unsigned long count)
-{
- unsigned long a = (unsigned long)addr;
- volatile __u16 *p;
-
- if (CHECK_AX88796L_PORT(port))
- p = (volatile unsigned short *)port88796l(port, 1);
- else if (PXSEG(port))
- p = (volatile unsigned short *)port;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- p = (volatile unsigned short *)pci_ioaddr(port);
- else
- p = (volatile unsigned short *)port2adr(port);
- while (count--)
- ctrl_outw(*p, a++);
-}
-
-void rts7751r2d_insl(unsigned long port, void *addr, unsigned long count)
-{
- if (CHECK_AX88796L_PORT(port))
- maybebadio(port);
- else if (is_pci_ioaddr(port) || shifted_port(port)) {
- unsigned long a = (unsigned long)addr;
-
- while (count--) {
- ctrl_outl(ctrl_inl(pci_ioaddr(port)), a);
- a += 4;
- }
- } else
- maybebadio(port);
-}
-
-void rts7751r2d_outsb(unsigned long port, const void *addr, unsigned long count)
-{
- unsigned long a = (unsigned long)addr;
- volatile __u8 *bp;
- volatile __u16 *p;
-
- if (CHECK_AX88796L_PORT(port)) {
- p = (volatile unsigned short *)port88796l(port, 0);
- while (count--)
- *p = ctrl_inb(a++);
- } else if (PXSEG(port))
- while (count--)
- ctrl_outb(a++, port);
- else if (is_pci_ioaddr(port) || shifted_port(port)) {
- bp = (__u8 *)pci_ioaddr(port);
- while (count--)
- *bp = ctrl_inb(a++);
- } else {
- p = (volatile unsigned short *)port2adr(port);
- while (count--)
- *p = ctrl_inb(a++);
- }
-}
-
-void rts7751r2d_outsw(unsigned long port, const void *addr, unsigned long count)
-{
- unsigned long a = (unsigned long)addr;
- volatile __u16 *p;
-
- if (CHECK_AX88796L_PORT(port))
- p = (volatile unsigned short *)port88796l(port, 1);
- else if (PXSEG(port))
- p = (volatile unsigned short *)port;
- else if (is_pci_ioaddr(port) || shifted_port(port))
- p = (volatile unsigned short *)pci_ioaddr(port);
- else
- p = (volatile unsigned short *)port2adr(port);
-
- while (count--) {
- ctrl_outw(*p, a);
- a += 2;
- }
-}
-
-void rts7751r2d_outsl(unsigned long port, const void *addr, unsigned long count)
-{
- if (CHECK_AX88796L_PORT(port))
- maybebadio(port);
- else if (is_pci_ioaddr(port) || shifted_port(port)) {
- unsigned long a = (unsigned long)addr;
-
- while (count--) {
- ctrl_outl(ctrl_inl(a), pci_ioaddr(port));
- a += 4;
- }
- } else
- maybebadio(port);
-}
-
-unsigned long rts7751r2d_isa_port2addr(unsigned long offset)
-{
- return port2adr(offset);
-}
diff --git a/arch/sh/boards/renesas/rts7751r2d/irq.c b/arch/sh/boards/renesas/rts7751r2d/irq.c
index cb0eb20d1b4..0bae9041ace 100644
--- a/arch/sh/boards/renesas/rts7751r2d/irq.c
+++ b/arch/sh/boards/renesas/rts7751r2d/irq.c
@@ -9,7 +9,9 @@
* Atom Create Engineering Co., Ltd. 2002.
*/
#include <linux/init.h>
+#include <linux/interrupt.h>
#include <linux/irq.h>
+#include <linux/interrupt.h>
#include <linux/io.h>
#include <asm/rts7751r2d.h>
@@ -22,79 +24,31 @@ static int mask_pos[] = {6, 11, 9, 8, 12, 10, 5, 4, 7, 14, 13, 0, 0, 0, 0};
extern int voyagergx_irq_demux(int irq);
extern void setup_voyagergx_irq(void);
-static void enable_rts7751r2d_irq(unsigned int irq);
-static void disable_rts7751r2d_irq(unsigned int irq);
-
-/* shutdown is same as "disable" */
-#define shutdown_rts7751r2d_irq disable_rts7751r2d_irq
-
-static void ack_rts7751r2d_irq(unsigned int irq);
-static void end_rts7751r2d_irq(unsigned int irq);
-
-static unsigned int startup_rts7751r2d_irq(unsigned int irq)
+static void enable_rts7751r2d_irq(unsigned int irq)
{
- enable_rts7751r2d_irq(irq);
- return 0; /* never anything pending */
+ /* Set priority in IPR back to original value */
+ ctrl_outw(ctrl_inw(IRLCNTR1) | (1 << mask_pos[irq]), IRLCNTR1);
}
static void disable_rts7751r2d_irq(unsigned int irq)
{
- unsigned short val;
- unsigned short mask = 0xffff ^ (0x0001 << mask_pos[irq]);
-
/* Set the priority in IPR to 0 */
- val = ctrl_inw(IRLCNTR1);
- val &= mask;
- ctrl_outw(val, IRLCNTR1);
-}
-
-static void enable_rts7751r2d_irq(unsigned int irq)
-{
- unsigned short val;
- unsigned short value = (0x0001 << mask_pos[irq]);
-
- /* Set priority in IPR back to original value */
- val = ctrl_inw(IRLCNTR1);
- val |= value;
- ctrl_outw(val, IRLCNTR1);
+ ctrl_outw(ctrl_inw(IRLCNTR1) & (0xffff ^ (1 << mask_pos[irq])),
+ IRLCNTR1);
}
int rts7751r2d_irq_demux(int irq)
{
- int demux_irq;
-
- demux_irq = voyagergx_irq_demux(irq);
- return demux_irq;
-}
-
-static void ack_rts7751r2d_irq(unsigned int irq)
-{
- disable_rts7751r2d_irq(irq);
+ return voyagergx_irq_demux(irq);
}
-static void end_rts7751r2d_irq(unsigned int irq)
-{
- if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
- enable_rts7751r2d_irq(irq);
-}
-
-static struct hw_interrupt_type rts7751r2d_irq_type = {
- .typename = "RTS7751R2D IRQ",
- .startup = startup_rts7751r2d_irq,
- .shutdown = shutdown_rts7751r2d_irq,
- .enable = enable_rts7751r2d_irq,
- .disable = disable_rts7751r2d_irq,
- .ack = ack_rts7751r2d_irq,
- .end = end_rts7751r2d_irq,
+static struct irq_chip rts7751r2d_irq_chip __read_mostly = {
+ .name = "rts7751r2d",
+ .mask = disable_rts7751r2d_irq,
+ .unmask = enable_rts7751r2d_irq,
+ .mask_ack = disable_rts7751r2d_irq,
};
-static void make_rts7751r2d_irq(unsigned int irq)
-{
- disable_irq_nosync(irq);
- irq_desc[irq].chip = &rts7751r2d_irq_type;
- disable_rts7751r2d_irq(irq);
-}
-
/*
* Initialize IRQ setting
*/
@@ -119,8 +73,12 @@ void __init init_rts7751r2d_IRQ(void)
* IRL14=Extention #3
*/
- for (i=0; i<15; i++)
- make_rts7751r2d_irq(i);
+ for (i=0; i<15; i++) {
+ disable_irq_nosync(i);
+ set_irq_chip_and_handler_name(i, &rts7751r2d_irq_chip,
+ handle_level_irq, "level");
+ enable_rts7751r2d_irq(i);
+ }
setup_voyagergx_irq();
}
diff --git a/arch/sh/boards/renesas/rts7751r2d/setup.c b/arch/sh/boards/renesas/rts7751r2d/setup.c
index d97be120224..44b42082a0a 100644
--- a/arch/sh/boards/renesas/rts7751r2d/setup.c
+++ b/arch/sh/boards/renesas/rts7751r2d/setup.c
@@ -1,8 +1,8 @@
/*
* Renesas Technology Sales RTS7751R2D Support.
*
- * Copyright (C) 2002 Atom Create Engineering Co., Ltd.
- * Copyright (C) 2004 - 2006 Paul Mundt
+ * Copyright (C) 2002 - 2006 Atom Create Engineering Co., Ltd.
+ * Copyright (C) 2004 - 2007 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
@@ -10,33 +10,13 @@
*/
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/pata_platform.h>
#include <linux/serial_8250.h>
#include <linux/pm.h>
#include <asm/machvec.h>
-#include <asm/mach/rts7751r2d.h>
-#include <asm/io.h>
+#include <asm/rts7751r2d.h>
#include <asm/voyagergx.h>
-
-extern void heartbeat_rts7751r2d(void);
-extern void init_rts7751r2d_IRQ(void);
-extern int rts7751r2d_irq_demux(int irq);
-
-extern void *voyagergx_consistent_alloc(struct device *, size_t, dma_addr_t *, gfp_t);
-extern int voyagergx_consistent_free(struct device *, size_t, void *, dma_addr_t);
-
-static struct plat_serial8250_port uart_platform_data[] = {
- {
- .membase = (void *)VOYAGER_UART_BASE,
- .mapbase = VOYAGER_UART_BASE,
- .iotype = UPIO_MEM,
- .irq = VOYAGER_UART0_IRQ,
- .flags = UPF_BOOT_AUTOCONF,
- .regshift = 2,
- .uartclk = (9600 * 16),
- }, {
- .flags = 0,
- },
-};
+#include <asm/io.h>
static void __init voyagergx_serial_init(void)
{
@@ -45,25 +25,72 @@ static void __init voyagergx_serial_init(void)
/*
* GPIO Control
*/
- val = inl(GPIO_MUX_HIGH);
+ val = readl((void __iomem *)GPIO_MUX_HIGH);
val |= 0x00001fe0;
- outl(val, GPIO_MUX_HIGH);
+ writel(val, (void __iomem *)GPIO_MUX_HIGH);
/*
* Power Mode Gate
*/
- val = inl(POWER_MODE0_GATE);
+ val = readl((void __iomem *)POWER_MODE0_GATE);
val |= (POWER_MODE0_GATE_U0 | POWER_MODE0_GATE_U1);
- outl(val, POWER_MODE0_GATE);
+ writel(val, (void __iomem *)POWER_MODE0_GATE);
- val = inl(POWER_MODE1_GATE);
+ val = readl((void __iomem *)POWER_MODE1_GATE);
val |= (POWER_MODE1_GATE_U0 | POWER_MODE1_GATE_U1);
- outl(val, POWER_MODE1_GATE);
+ writel(val, (void __iomem *)POWER_MODE1_GATE);
}
+static struct resource cf_ide_resources[] = {
+ [0] = {
+ .start = PA_AREA5_IO + 0x1000,
+ .end = PA_AREA5_IO + 0x1000 + 0x08 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = PA_AREA5_IO + 0x80c,
+ .end = PA_AREA5_IO + 0x80c + 0x16 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [2] = {
+#ifdef CONFIG_RTS7751R2D_REV11
+ .start = 1,
+#else
+ .start = 2,
+#endif
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct pata_platform_info pata_info = {
+ .ioport_shift = 1,
+};
+
+static struct platform_device cf_ide_device = {
+ .name = "pata_platform",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(cf_ide_resources),
+ .resource = cf_ide_resources,
+ .dev = {
+ .platform_data = &pata_info,
+ },
+};
+
+static struct plat_serial8250_port uart_platform_data[] = {
+ {
+ .membase = (void __iomem *)VOYAGER_UART_BASE,
+ .mapbase = VOYAGER_UART_BASE,
+ .iotype = UPIO_MEM,
+ .irq = VOYAGER_UART0_IRQ,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+ .regshift = 2,
+ .uartclk = (9600 * 16),
+ }
+};
+
static struct platform_device uart_device = {
.name = "serial8250",
- .id = -1,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = uart_platform_data,
},
@@ -87,6 +114,7 @@ static struct platform_device heartbeat_device = {
static struct platform_device *rts7751r2d_devices[] __initdata = {
&uart_device,
&heartbeat_device,
+ &cf_ide_device,
};
static int __init rts7751r2d_devices_setup(void)
@@ -94,6 +122,7 @@ static int __init rts7751r2d_devices_setup(void)
return platform_add_devices(rts7751r2d_devices,
ARRAY_SIZE(rts7751r2d_devices));
}
+__initcall(rts7751r2d_devices_setup);
static void rts7751r2d_power_off(void)
{
@@ -105,14 +134,17 @@ static void rts7751r2d_power_off(void)
*/
static void __init rts7751r2d_setup(char **cmdline_p)
{
- device_initcall(rts7751r2d_devices_setup);
+ u16 ver = ctrl_inw(PA_VERREG);
+
+ printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n");
+
+ printk(KERN_INFO "FPGA version:%d (revision:%d)\n",
+ (ver >> 4) & 0xf, ver & 0xf);
ctrl_outw(0x0000, PA_OUTPORT);
pm_power_off = rts7751r2d_power_off;
voyagergx_serial_init();
-
- printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n");
}
/*
@@ -123,27 +155,6 @@ struct sh_machine_vector mv_rts7751r2d __initmv = {
.mv_setup = rts7751r2d_setup,
.mv_nr_irqs = 72,
- .mv_inb = rts7751r2d_inb,
- .mv_inw = rts7751r2d_inw,
- .mv_inl = rts7751r2d_inl,
- .mv_outb = rts7751r2d_outb,
- .mv_outw = rts7751r2d_outw,
- .mv_outl = rts7751r2d_outl,
-
- .mv_inb_p = rts7751r2d_inb_p,
- .mv_inw_p = rts7751r2d_inw,
- .mv_inl_p = rts7751r2d_inl,
- .mv_outb_p = rts7751r2d_outb_p,
- .mv_outw_p = rts7751r2d_outw,
- .mv_outl_p = rts7751r2d_outl,
-
- .mv_insb = rts7751r2d_insb,
- .mv_insw = rts7751r2d_insw,
- .mv_insl = rts7751r2d_insl,
- .mv_outsb = rts7751r2d_outsb,
- .mv_outsw = rts7751r2d_outsw,
- .mv_outsl = rts7751r2d_outsl,
-
.mv_init_irq = init_rts7751r2d_IRQ,
.mv_irq_demux = rts7751r2d_irq_demux,