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authorGrant Likely <grant.likely@secretlab.ca>2007-04-28 05:50:02 +1000
committerPaul Mackerras <paulus@samba.org>2007-04-30 11:02:04 +1000
commit8c38fc2b7429b26105fe244890c8d5ab3043f099 (patch)
treef06a18bfd829b25b78e002216053c2f0be0011a5 /arch/ppc
parent[POWERPC] New registration for common Xilinx Virtex ppc405 platform devices (diff)
downloadlinux-dev-8c38fc2b7429b26105fe244890c8d5ab3043f099.tar.xz
linux-dev-8c38fc2b7429b26105fe244890c8d5ab3043f099.zip
[POWERPC] Stop using ppc_sys for Xilinx Virtex boards
The arch/ppc/syslib/ppc_sys.c infrastructure does not work well for the virtex ports. Move the ml300 and ml403 board ports over to use the new virtex_devices infrastructure. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Peter Korsgaard <jacmet@sunsite.dk> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/ppc')
-rw-r--r--arch/ppc/platforms/4xx/Makefile1
-rw-r--r--arch/ppc/platforms/4xx/virtex.c56
-rw-r--r--arch/ppc/platforms/4xx/virtex.h7
-rw-r--r--arch/ppc/platforms/4xx/xilinx_ml300.c64
-rw-r--r--arch/ppc/platforms/4xx/xilinx_ml403.c65
-rw-r--r--arch/ppc/syslib/Makefile3
6 files changed, 11 insertions, 185 deletions
diff --git a/arch/ppc/platforms/4xx/Makefile b/arch/ppc/platforms/4xx/Makefile
index fa6610bccaf9..723ad7985cc6 100644
--- a/arch/ppc/platforms/4xx/Makefile
+++ b/arch/ppc/platforms/4xx/Makefile
@@ -28,5 +28,4 @@ obj-$(CONFIG_440SP) += ibm440sp.o
obj-$(CONFIG_440SPE) += ppc440spe.o
obj-$(CONFIG_405EP) += ibm405ep.o
obj-$(CONFIG_405GPR) += ibm405gpr.o
-obj-$(CONFIG_XILINX_VIRTEX) += virtex.o
diff --git a/arch/ppc/platforms/4xx/virtex.c b/arch/ppc/platforms/4xx/virtex.c
deleted file mode 100644
index 133a83147199..000000000000
--- a/arch/ppc/platforms/4xx/virtex.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Virtex-II Pro & Virtex-4 FX common infrastructure
- *
- * Maintainer: Grant Likely <grant.likely@secretlab.ca>
- *
- * Copyright 2005 Secret Lab Technologies Ltd.
- * Copyright 2005 General Dynamics Canada Ltd.
- * Copyright 2005 Freescale Semiconductor Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/serial_8250.h>
-#include <asm/ppc_sys.h>
-#include <platforms/4xx/virtex.h>
-#include <platforms/4xx/xparameters/xparameters.h>
-
-#define XPAR_UART(num) { \
- .mapbase = XPAR_UARTNS550_##num##_BASEADDR + 3, \
- .irq = XPAR_INTC_0_UARTNS550_##num##_VEC_ID, \
- .iotype = UPIO_MEM, \
- .uartclk = XPAR_UARTNS550_##num##_CLOCK_FREQ_HZ, \
- .flags = UPF_BOOT_AUTOCONF, \
- .regshift = 2, \
- }
-
-struct plat_serial8250_port serial_platform_data[] = {
-#ifdef XPAR_UARTNS550_0_BASEADDR
- XPAR_UART(0),
-#endif
-#ifdef XPAR_UARTNS550_1_BASEADDR
- XPAR_UART(1),
-#endif
-#ifdef XPAR_UARTNS550_2_BASEADDR
- XPAR_UART(2),
-#endif
-#ifdef XPAR_UARTNS550_3_BASEADDR
- XPAR_UART(3),
-#endif
- { }, /* terminated by empty record */
-};
-
-struct platform_device ppc_sys_platform_devices[] = {
- [VIRTEX_UART] = {
- .name = "serial8250",
- .id = 0,
- .dev.platform_data = serial_platform_data,
- },
-};
-
diff --git a/arch/ppc/platforms/4xx/virtex.h b/arch/ppc/platforms/4xx/virtex.h
index e9f58a784314..4fc76da2a4ba 100644
--- a/arch/ppc/platforms/4xx/virtex.h
+++ b/arch/ppc/platforms/4xx/virtex.h
@@ -19,13 +19,8 @@
#if !defined(BASE_BAUD)
#define BASE_BAUD (0) /* dummy value; not used */
#endif
-
-/* Device type enumeration for platform bus definitions */
+
#ifndef __ASSEMBLY__
-enum ppc_sys_devices {
- VIRTEX_UART, NUM_PPC_SYS_DEVS,
-};
-
typedef struct board_info {
unsigned int bi_memsize; /* DRAM installed, in bytes */
unsigned char bi_enetaddr[6]; /* Local Ethernet MAC address */
diff --git a/arch/ppc/platforms/4xx/xilinx_ml300.c b/arch/ppc/platforms/4xx/xilinx_ml300.c
index 4e4aca43c890..6e522fefc26f 100644
--- a/arch/ppc/platforms/4xx/xilinx_ml300.c
+++ b/arch/ppc/platforms/4xx/xilinx_ml300.c
@@ -18,9 +18,9 @@
#include <linux/serialP.h>
#include <asm/io.h>
#include <asm/machdep.h>
-#include <asm/ppc_sys.h>
#include <syslib/gen550.h>
+#include <syslib/virtex_devices.h>
#include <platforms/4xx/xparameters/xparameters.h>
/*
@@ -53,25 +53,9 @@
* ppc4xx_pic_init arch/ppc/syslib/xilinx_pic.c
*/
-/* Board specifications structures */
-struct ppc_sys_spec *cur_ppc_sys_spec;
-struct ppc_sys_spec ppc_sys_specs[] = {
- {
- /* Only one entry, always assume the same design */
- .ppc_sys_name = "Xilinx ML300 Reference Design",
- .mask = 0x00000000,
- .value = 0x00000000,
- .num_devices = 1,
- .device_list = (enum ppc_sys_devices[])
- {
- VIRTEX_UART,
- },
- },
-};
const char* virtex_machine_name = "ML300 Reference Design";
#if defined(XPAR_POWER_0_POWERDOWN_BASEADDR)
-
static volatile unsigned *powerdown_base =
(volatile unsigned *) XPAR_POWER_0_POWERDOWN_BASEADDR;
@@ -96,52 +80,14 @@ ml300_map_io(void)
#endif
}
-/* Early serial support functions */
-static void __init
-ml300_early_serial_init(int num, struct plat_serial8250_port *pdata)
-{
-#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB)
- struct uart_port serial_req;
-
- memset(&serial_req, 0, sizeof(serial_req));
- serial_req.mapbase = pdata->mapbase;
- serial_req.membase = pdata->membase;
- serial_req.irq = pdata->irq;
- serial_req.uartclk = pdata->uartclk;
- serial_req.regshift = pdata->regshift;
- serial_req.iotype = pdata->iotype;
- serial_req.flags = pdata->flags;
- gen550_init(num, &serial_req);
-#endif
-}
-
-void __init
-ml300_early_serial_map(void)
-{
-#ifdef CONFIG_SERIAL_8250
- struct plat_serial8250_port *pdata;
- int i = 0;
-
- pdata = (struct plat_serial8250_port *) ppc_sys_get_pdata(VIRTEX_UART);
- while(pdata && pdata->flags)
- {
- pdata->membase = ioremap(pdata->mapbase, 0x100);
- ml300_early_serial_init(i, pdata);
- pdata++;
- i++;
- }
-#endif /* CONFIG_SERIAL_8250 */
-}
-
void __init
ml300_setup_arch(void)
{
- ml300_early_serial_map();
+ virtex_early_serial_map();
ppc4xx_setup_arch(); /* calls ppc4xx_find_bridges() */
/* Identify the system */
- printk(KERN_INFO "Xilinx Virtex-II Pro port\n");
- printk(KERN_INFO "Port by MontaVista Software, Inc. (source@mvista.com)\n");
+ printk(KERN_INFO "Xilinx ML300 Reference System (Virtex-II Pro)\n");
}
/* Called after board_setup_irq from ppc4xx_init_IRQ(). */
@@ -157,8 +103,6 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
{
ppc4xx_init(r3, r4, r5, r6, r7);
- identify_ppc_sys_by_id(mfspr(SPRN_PVR));
-
ppc_md.setup_arch = ml300_setup_arch;
ppc_md.setup_io_mappings = ml300_map_io;
ppc_md.init_IRQ = ml300_init_irq;
@@ -168,7 +112,7 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
#endif
#ifdef CONFIG_KGDB
- ppc_md.early_serial_map = ml300_early_serial_map;
+ ppc_md.early_serial_map = virtex_early_serial_map;
#endif
}
diff --git a/arch/ppc/platforms/4xx/xilinx_ml403.c b/arch/ppc/platforms/4xx/xilinx_ml403.c
index c98e40a8799f..bc3ace3762e7 100644
--- a/arch/ppc/platforms/4xx/xilinx_ml403.c
+++ b/arch/ppc/platforms/4xx/xilinx_ml403.c
@@ -1,11 +1,9 @@
/*
- * arch/ppc/platforms/4xx/xilinx_ml403.c
- *
* Xilinx ML403 evaluation board initialization
*
* Author: Grant Likely <grant.likely@secretlab.ca>
*
- * 2005 (c) Secret Lab Technologies Ltd.
+ * 2005-2007 (c) Secret Lab Technologies Ltd.
* 2002-2004 (c) MontaVista Software, Inc.
*
* This file is licensed under the terms of the GNU General Public License
@@ -22,9 +20,9 @@
#include <linux/serialP.h>
#include <asm/io.h>
#include <asm/machdep.h>
-#include <asm/ppc_sys.h>
#include <syslib/gen550.h>
+#include <syslib/virtex_devices.h>
#include <platforms/4xx/xparameters/xparameters.h>
/*
@@ -57,25 +55,9 @@
* ppc4xx_pic_init arch/ppc/syslib/xilinx_pic.c
*/
-/* Board specifications structures */
-struct ppc_sys_spec *cur_ppc_sys_spec;
-struct ppc_sys_spec ppc_sys_specs[] = {
- {
- /* Only one entry, always assume the same design */
- .ppc_sys_name = "Xilinx ML403 Reference Design",
- .mask = 0x00000000,
- .value = 0x00000000,
- .num_devices = 1,
- .device_list = (enum ppc_sys_devices[])
- {
- VIRTEX_UART,
- },
- },
-};
const char* virtex_machine_name = "ML403 Reference Design";
#if defined(XPAR_POWER_0_POWERDOWN_BASEADDR)
-
static volatile unsigned *powerdown_base =
(volatile unsigned *) XPAR_POWER_0_POWERDOWN_BASEADDR;
@@ -100,47 +82,10 @@ ml403_map_io(void)
#endif
}
-/* Early serial support functions */
-static void __init
-ml403_early_serial_init(int num, struct plat_serial8250_port *pdata)
-{
-#if defined(CONFIG_SERIAL_TEXT_DEBUG) || defined(CONFIG_KGDB)
- struct uart_port serial_req;
-
- memset(&serial_req, 0, sizeof(serial_req));
- serial_req.mapbase = pdata->mapbase;
- serial_req.membase = pdata->membase;
- serial_req.irq = pdata->irq;
- serial_req.uartclk = pdata->uartclk;
- serial_req.regshift = pdata->regshift;
- serial_req.iotype = pdata->iotype;
- serial_req.flags = pdata->flags;
- gen550_init(num, &serial_req);
-#endif
-}
-
-void __init
-ml403_early_serial_map(void)
-{
-#ifdef CONFIG_SERIAL_8250
- struct plat_serial8250_port *pdata;
- int i = 0;
-
- pdata = (struct plat_serial8250_port *) ppc_sys_get_pdata(VIRTEX_UART);
- while(pdata && pdata->flags)
- {
- pdata->membase = ioremap(pdata->mapbase, 0x100);
- ml403_early_serial_init(i, pdata);
- pdata++;
- i++;
- }
-#endif /* CONFIG_SERIAL_8250 */
-}
-
void __init
ml403_setup_arch(void)
{
- ml403_early_serial_map();
+ virtex_early_serial_map();
ppc4xx_setup_arch(); /* calls ppc4xx_find_bridges() */
/* Identify the system */
@@ -160,8 +105,6 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
{
ppc4xx_init(r3, r4, r5, r6, r7);
- identify_ppc_sys_by_id(mfspr(SPRN_PVR));
-
ppc_md.setup_arch = ml403_setup_arch;
ppc_md.setup_io_mappings = ml403_map_io;
ppc_md.init_IRQ = ml403_init_irq;
@@ -171,7 +114,7 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
#endif
#ifdef CONFIG_KGDB
- ppc_md.early_serial_map = ml403_early_serial_map;
+ ppc_md.early_serial_map = virtex_early_serial_map;
#endif
}
diff --git a/arch/ppc/syslib/Makefile b/arch/ppc/syslib/Makefile
index 09911118c675..95694159b226 100644
--- a/arch/ppc/syslib/Makefile
+++ b/arch/ppc/syslib/Makefile
@@ -18,7 +18,8 @@ obj-$(CONFIG_440SP) += ibm440gx_common.o ibm440sp_common.o
obj-$(CONFIG_440SPE) += ibm440gx_common.o ibm440sp_common.o ppc440spe_pcie.o
ifeq ($(CONFIG_4xx),y)
ifeq ($(CONFIG_XILINX_VIRTEX),y)
-obj-$(CONFIG_40x) += xilinx_pic.o ppc_sys.o
+obj-$(CONFIG_40x) += xilinx_pic.o
+obj-y += virtex_devices.o
else
ifeq ($(CONFIG_403),y)
obj-$(CONFIG_40x) += ppc403_pic.o