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-rw-r--r--arch/mips/alchemy/devboards/pb1550/Makefile2
-rw-r--r--arch/mips/alchemy/devboards/pb1550/board_setup.c49
-rw-r--r--arch/mips/alchemy/devboards/pb1550/platform.c69
3 files changed, 94 insertions, 26 deletions
diff --git a/arch/mips/alchemy/devboards/pb1550/Makefile b/arch/mips/alchemy/devboards/pb1550/Makefile
index cff95bcdb2ca..9661b6ec5dd3 100644
--- a/arch/mips/alchemy/devboards/pb1550/Makefile
+++ b/arch/mips/alchemy/devboards/pb1550/Makefile
@@ -5,4 +5,4 @@
# Makefile for the Alchemy Semiconductor Pb1550 board.
#
-obj-y := board_setup.o
+obj-y := board_setup.o platform.o
diff --git a/arch/mips/alchemy/devboards/pb1550/board_setup.c b/arch/mips/alchemy/devboards/pb1550/board_setup.c
index b6e9e7d247a3..1e8fb3ddd726 100644
--- a/arch/mips/alchemy/devboards/pb1550/board_setup.c
+++ b/arch/mips/alchemy/devboards/pb1550/board_setup.c
@@ -32,18 +32,15 @@
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-pb1x00/pb1550.h>
+#include <asm/mach-db1x00/bcsr.h>
+#include <asm/mach-au1x00/gpio.h>
#include <prom.h>
char irq_tab_alchemy[][5] __initdata = {
- [12] = { -1, INTB, INTC, INTD, INTA }, /* IDSEL 12 - PCI slot 2 (left) */
- [13] = { -1, INTA, INTB, INTC, INTD }, /* IDSEL 13 - PCI slot 1 (right) */
-};
-
-struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
- { AU1000_GPIO_0, IRQF_TRIGGER_LOW, 0 },
- { AU1000_GPIO_1, IRQF_TRIGGER_LOW, 0 },
+ [12] = { -1, AU1550_PCI_INTB, AU1550_PCI_INTC, AU1550_PCI_INTD, AU1550_PCI_INTA }, /* IDSEL 12 - PCI slot 2 (left) */
+ [13] = { -1, AU1550_PCI_INTA, AU1550_PCI_INTB, AU1550_PCI_INTC, AU1550_PCI_INTD }, /* IDSEL 13 - PCI slot 1 (right) */
};
const char *get_system_type(void)
@@ -53,28 +50,17 @@ const char *get_system_type(void)
void board_reset(void)
{
- /* Hit BCSR.SYSTEM[RESET] */
- au_writew(au_readw(0xAF00001C) & ~BCSR_SYSTEM_RESET, 0xAF00001C);
-}
-
-void __init board_init_irq(void)
-{
- au1xxx_setup_irqmap(au1xxx_irq_map, ARRAY_SIZE(au1xxx_irq_map));
+ bcsr_write(BCSR_SYSTEM, 0);
}
void __init board_setup(void)
{
u32 pin_func;
-#ifdef CONFIG_SERIAL_8250_CONSOLE
- char *argptr;
- argptr = prom_getcmdline();
- argptr = strstr(argptr, "console=");
- if (argptr == NULL) {
- argptr = prom_getcmdline();
- strcat(argptr, " console=ttyS0,115200");
- }
-#endif
+ bcsr_init(PB1550_BCSR_PHYS_ADDR,
+ PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS);
+
+ alchemy_gpio2_enable();
/*
* Enable PSC1 SYNC for AC'97. Normaly done in audio driver,
@@ -85,8 +71,21 @@ void __init board_setup(void)
pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
au_writel(pin_func, SYS_PINFUNC);
- au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
- au_sync();
+ bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */
printk(KERN_INFO "AMD Alchemy Pb1550 Board\n");
}
+
+static int __init pb1550_init_irq(void)
+{
+ set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW);
+ set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW);
+ set_irq_type(AU1550_GPIO201_205_INT, IRQF_TRIGGER_HIGH);
+
+ /* enable both PCMCIA card irqs in the shared line */
+ alchemy_gpio2_enable_int(201);
+ alchemy_gpio2_enable_int(202);
+
+ return 0;
+}
+arch_initcall(pb1550_init_irq);
diff --git a/arch/mips/alchemy/devboards/pb1550/platform.c b/arch/mips/alchemy/devboards/pb1550/platform.c
new file mode 100644
index 000000000000..d7150d0f49c0
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1550/platform.c
@@ -0,0 +1,69 @@
+/*
+ * Pb1550 board platform device registration
+ *
+ * Copyright (C) 2009 Manuel Lauss
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-pb1x00/pb1550.h>
+#include <asm/mach-db1x00/bcsr.h>
+
+#include "../platform.h"
+
+static int __init pb1550_dev_init(void)
+{
+ int swapped;
+
+ /* Pb1550, like all others, also has statuschange irqs; however they're
+ * wired up on one of the Au1550's shared GPIO201_205 line, which also
+ * services the PCMCIA card interrupts. So we ignore statuschange and
+ * use the GPIO201_205 exclusively for card interrupts, since a) pcmcia
+ * drivers are used to shared irqs and b) statuschange isn't really use-
+ * ful anyway.
+ */
+ db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR,
+ PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1,
+ PCMCIA_MEM_PHYS_ADDR,
+ PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1,
+ PCMCIA_IO_PHYS_ADDR,
+ PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1,
+ AU1550_GPIO201_205_INT,
+ AU1550_GPIO0_INT,
+ 0,
+ 0,
+ 0);
+
+ db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR + 0x008000000,
+ PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1,
+ PCMCIA_MEM_PHYS_ADDR + 0x008000000,
+ PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1,
+ PCMCIA_IO_PHYS_ADDR + 0x008000000,
+ PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1,
+ AU1550_GPIO201_205_INT,
+ AU1550_GPIO1_INT,
+ 0,
+ 0,
+ 1);
+
+ swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_PB1550_SWAPBOOT;
+ db1x_register_norflash(128 * 1024 * 1024, 4, swapped);
+
+ return 0;
+}
+device_initcall(pb1550_dev_init);