Commit 09bbfa65 authored by Paul Mackerras's avatar Paul Mackerras

PPC32: Add support for the "Redwood-6" STB03xxx-based eval board

parent d35cbff8
This diff is collapsed.
...@@ -41,6 +41,9 @@ config REDWOOD_4 ...@@ -41,6 +41,9 @@ config REDWOOD_4
config REDWOOD_5 config REDWOOD_5
bool "Redwood-5" bool "Redwood-5"
config REDWOOD_6
bool "Redwood-6"
config TIVO config TIVO
bool "Tivo" bool "Tivo"
...@@ -78,7 +81,7 @@ config IBM405_ERR51 ...@@ -78,7 +81,7 @@ config IBM405_ERR51
config IBM_OCP config IBM_OCP
bool bool
depends on ASH || BEECH || CEDAR || CPCI405 || EP405 || REDWOOD_4 || REDWOOD_5 || WALNUT depends on ASH || BEECH || CEDAR || CPCI405 || EP405 || REDWOOD_4 || REDWOOD_5 || REDWOOD_6 || WALNUT
default y default y
config NP405L config NP405L
...@@ -103,7 +106,7 @@ config 405GP ...@@ -103,7 +106,7 @@ config 405GP
config STB03xxx config STB03xxx
bool bool
depends on REDWOOD_5 || REDWOOD_4 depends on REDWOOD_5 || REDWOOD_4 || REDWOOD_6
default y default y
config EMBEDDEDBOOT config EMBEDDEDBOOT
...@@ -113,7 +116,7 @@ config EMBEDDEDBOOT ...@@ -113,7 +116,7 @@ config EMBEDDEDBOOT
config IBM_OPENBIOS config IBM_OPENBIOS
bool bool
depends on ASH || BEECH || CEDAR || REDWOOD_4 || REDWOOD_5 || WALNUT depends on ASH || BEECH || CEDAR || REDWOOD_4 || REDWOOD_5 || REDWOOD_6 || WALNUT
default y default y
config 405_DMA config 405_DMA
......
...@@ -9,6 +9,7 @@ obj-$(CONFIG_EP405) += ep405.o ...@@ -9,6 +9,7 @@ obj-$(CONFIG_EP405) += ep405.o
obj-$(CONFIG_OAK) += oak.o obj-$(CONFIG_OAK) += oak.o
obj-$(CONFIG_REDWOOD_4) += redwood.o obj-$(CONFIG_REDWOOD_4) += redwood.o
obj-$(CONFIG_REDWOOD_5) += redwood5.o obj-$(CONFIG_REDWOOD_5) += redwood5.o
obj-$(CONFIG_REDWOOD_6) += redwood6.o
obj-$(CONFIG_WALNUT) += walnut.o obj-$(CONFIG_WALNUT) += walnut.o
obj-$(CONFIG_NP405L) += ibmnp405l.o obj-$(CONFIG_NP405L) += ibmnp405l.o
......
/*
*
* Module name: redwood6.c
*
* Description:
* IBM redwood6 eval board file
*
* Author: Armin Kuster
* Copyright 2002 MontaVista Software 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.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/pagemap.h>
#include <asm/io.h>
#include <asm/ppc4xx_pic.h>
#include <linux/delay.h>
#include <asm/machdep.h>
/*
* Define all of the IRQ senses and polarities.
*/
static u_char redwood6_IRQ_initsenses[] __initdata = {
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 0: RTC/FPC */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 1: Transport */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 2: Audio Dec */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 3: Video Dec */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 4: DMA Chan 0 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 5: DMA Chan 1 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 6: DMA Chan 2 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 7: DMA Chan 3 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 8: SmartCard 0 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 9: IIC0 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 10: IRR */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 11: Cap Timers */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 12: Cmp Timers */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 13: Serial Port */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 14: Soft Modem */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 15: Down Ctrs */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 16: SmartCard 1 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 17: Ext Int 7 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 18: Ext Int 8 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 19: Ext Int 9 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 20: Serial 0 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 21: Serial 1 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 22: Serial 2 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 23: XPT_DMA */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* 24: DCR timeout */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 25: Ext Int 0 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 26: Ext Int 1 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 27: Ext Int 2 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 28: Ext Int 3 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 29: Ext Int 4 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 30: Ext Int 5 */
(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* 31: Ext Int 6 */
};
void __init
redwood6_setup_arch(void)
{
#ifdef CONFIG_IDE
void *xilinx, *xilinx_1, *xilinx_2;
unsigned short us_reg5;
#endif
ppc4xx_setup_arch();
#ifdef CONFIG_IDE
xilinx = (unsigned long) ioremap(IDE_XLINUX_MUX_BASE, 0x10);
/* init xilinx control registers - enable ide mux, clear reset bit */
if (!xilinx) {
printk(KERN_CRIT
"redwood6_setup_arch() xilinxi ioremap failed\n");
return;
}
xilinx_1 = xilinx + 0xa;
xilinx_2 = xilinx + 0xe;
us_reg5 = readb(xilinx_1);
writeb(0x01d1, xilinx_1);
writeb(0x0008, xilinx_2);
udelay(10 * 1000);
writeb(0x01d1, xilinx_1);
writeb(0x0008, xilinx_2);
#endif
#ifdef DEBUG_BRINGUP
bd_t *bip = (bd_t *) __res;
printk("\n");
printk("machine\t: %s\n", PPC4xx_MACHINE_NAME);
printk("\n");
printk("bi_s_version\t %s\n", bip->bi_s_version);
printk("bi_r_version\t %s\n", bip->bi_r_version);
printk("bi_memsize\t 0x%8.8x\t %dMBytes\n", bip->bi_memsize,
bip->bi_memsize / (1024 * 1000));
printk("bi_enetaddr %d\t %2.2x%2.2x%2.2x-%2.2x%2.2x%2.2x\n", 0,
bip->bi_enetaddr[0], bip->bi_enetaddr[1], bip->bi_enetaddr[2],
bip->bi_enetaddr[3], bip->bi_enetaddr[4], bip->bi_enetaddr[5]);
printk("bi_intfreq\t 0x%8.8x\t clock:\t %dMhz\n",
bip->bi_intfreq, bip->bi_intfreq / 1000000);
printk("bi_busfreq\t 0x%8.8x\t plb bus clock:\t %dMHz\n",
bip->bi_busfreq, bip->bi_busfreq / 1000000);
printk("bi_tbfreq\t 0x%8.8x\t TB freq:\t %dMHz\n",
bip->bi_tbfreq, bip->bi_tbfreq / 1000000);
printk("\n");
#endif
ibm4xxPIC_InitSenses = redwood6_IRQ_initsenses;
ibm4xxPIC_NumInitSenses = sizeof(redwood6_IRQ_initsenses);
/* Identify the system */
printk(KERN_INFO "IBM Redwood6 (STBx25XX) Platform\n");
printk(KERN_INFO
"Port by MontaVista Software, Inc. (source@mvista.com)\n");
}
void __init
redwood6_map_io(void)
{
int i;
ppc4xx_map_io();
for (i = 0; i < 16; i++) {
unsigned long v, p;
/* 0x400x0000 -> 0xe00x0000 */
p = 0x40000000 | (i << 16);
v = STBx25xx_IO_BASE | (i << 16);
io_block_mapping(v, p, PAGE_SIZE,
_PAGE_NO_CACHE | pgprot_val(PAGE_KERNEL) |
_PAGE_GUARDED);
}
}
void __init
platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
ppc4xx_init(r3, r4, r5, r6, r7);
ppc_md.setup_arch = redwood6_setup_arch;
ppc_md.setup_io_mappings = redwood6_map_io;
}
/*
* Author: MontaVista Software, Inc.
* Armin Kuster
*
* Module name: redwood6.h
*
* Description:
* Macros, definitions, and data structures specific to the IBM PowerPC
* STBx25xx "Redwood6" evaluation board.
*
* Copyright 2002 MontaVista Software Inc.
* Author: MontaVista Software, Inc.
* Armin Kuster
*
* 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.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifdef __KERNEL__
#ifndef __ASM_REDWOOD5_H__
#define __ASM_REDWOOD5_H__
/* Redwood6 has an STBx25xx core */
#include <platforms/4xx/ibmstbx25.h>
#ifndef __ASSEMBLY__
typedef struct board_info {
unsigned char bi_s_version[4]; /* Version of this structure */
unsigned char bi_r_version[30]; /* Version of the IBM ROM */
unsigned int bi_memsize; /* DRAM installed, in bytes */
unsigned int bi_dummy; /* field shouldn't exist */
unsigned char bi_enetaddr[6]; /* Ethernet MAC address */
unsigned int bi_intfreq; /* Processor speed, in Hz */
unsigned int bi_busfreq; /* Bus speed, in Hz */
unsigned int bi_tbfreq; /* Software timebase freq */
} bd_t;
#endif /* !__ASSEMBLY__ */
#define SMC91111_BASE_ADDR 0xf2030300
#define SMC91111_IRQ 27
#define IDE_XLINUX_MUX_BASE 0xf2040000
#define IDE_DMA_ADDR 0xfce00000
#ifdef MAX_HWIFS
#undef MAX_HWIFS
#endif
#define MAX_HWIFS 1
#define _IO_BASE 0
#define _ISA_MEM_BASE 0
#define PCI_DRAM_OFFSET 0
#define BASE_BAUD 1267200
#define PPC4xx_MACHINE_NAME "IBM Redwood6"
#endif /* __ASM_REDWOOD5_H__ */
#endif /* __KERNEL__ */
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