Merge commit 'v2.6.28-rc2' into x86/pci-ioapic-boot-irq-quirks

5 files changed, 113 insertions, 104 deletions

diff --git a/arch/mips/sibyte/swarm/Makefile b/arch/mips/sibyte/swarm/Makefile
index 255d692..7b45f19 100644
--- a/arch/mips/sibyte/swarm/Makefile
+++ b/arch/mips/sibyte/swarm/Makefile
@@ -1,4 +1,4 @@
-obj-y				:= setup.o rtc_xicor1241.o rtc_m41t81.o
+obj-y				:= platform.o setup.o rtc_xicor1241.o \
+				   rtc_m41t81.o
 
 obj-$(CONFIG_I2C_BOARDINFO)	+= swarm-i2c.o
-obj-$(CONFIG_KGDB)		+= dbg_io.o
diff --git a/arch/mips/sibyte/swarm/dbg_io.c b/arch/mips/sibyte/swarm/dbg_io.c
deleted file mode 100644
index b97ae30..0000000
--- a/arch/mips/sibyte/swarm/dbg_io.c
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * kgdb debug routines for SiByte boards.
- *
- * Copyright (C) 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * 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.
- *
- */
-
-/* -------------------- BEGINNING OF CONFIG --------------------- */
-
-#include <linux/delay.h>
-#include <asm/io.h>
-#include <asm/sibyte/sb1250.h>
-#include <asm/sibyte/sb1250_regs.h>
-#include <asm/sibyte/sb1250_uart.h>
-#include <asm/sibyte/sb1250_int.h>
-#include <asm/addrspace.h>
-
-/*
- * We use the second serial port for kgdb traffic.
- * 	115200, 8, N, 1.
- */
-
-#define	BAUD_RATE		115200
-#define	CLK_DIVISOR		V_DUART_BAUD_RATE(BAUD_RATE)
-#define	DATA_BITS		V_DUART_BITS_PER_CHAR_8		/* or 7    */
-#define	PARITY			V_DUART_PARITY_MODE_NONE	/* or even */
-#define	STOP_BITS		M_DUART_STOP_BIT_LEN_1		/* or 2    */
-
-static int duart_initialized = 0;	/* 0: need to be init'ed by kgdb */
-
-/* -------------------- END OF CONFIG --------------------- */
-extern int kgdb_port;
-
-#define	duart_out(reg, val)	csr_out32(val, IOADDR(A_DUART_CHANREG(kgdb_port, reg)))
-#define duart_in(reg)		csr_in32(IOADDR(A_DUART_CHANREG(kgdb_port, reg)))
-
-void putDebugChar(unsigned char c);
-unsigned char getDebugChar(void);
-static void
-duart_init(int clk_divisor, int data, int parity, int stop)
-{
-	duart_out(R_DUART_MODE_REG_1, data | parity);
-	duart_out(R_DUART_MODE_REG_2, stop);
-	duart_out(R_DUART_CLK_SEL, clk_divisor);
-
-	duart_out(R_DUART_CMD, M_DUART_RX_EN | M_DUART_TX_EN);	/* enable rx and tx */
-}
-
-void
-putDebugChar(unsigned char c)
-{
-	if (!duart_initialized) {
-		duart_initialized = 1;
-		duart_init(CLK_DIVISOR, DATA_BITS, PARITY, STOP_BITS);
-	}
-	while ((duart_in(R_DUART_STATUS) & M_DUART_TX_RDY) == 0);
-	duart_out(R_DUART_TX_HOLD, c);
-}
-
-unsigned char
-getDebugChar(void)
-{
-	if (!duart_initialized) {
-		duart_initialized = 1;
-		duart_init(CLK_DIVISOR, DATA_BITS, PARITY, STOP_BITS);
-	}
-	while ((duart_in(R_DUART_STATUS) & M_DUART_RX_RDY) == 0) ;
-	return duart_in(R_DUART_RX_HOLD);
-}
-
diff --git a/arch/mips/sibyte/swarm/platform.c b/arch/mips/sibyte/swarm/platform.c
new file mode 100644
index 0000000..54847fe
--- /dev/null
+++ b/arch/mips/sibyte/swarm/platform.c
@@ -0,0 +1,85 @@
+#include <linux/err.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+
+#include <asm/sibyte/board.h>
+#include <asm/sibyte/sb1250_genbus.h>
+#include <asm/sibyte/sb1250_regs.h>
+
+#if defined(CONFIG_SIBYTE_SWARM) || defined(CONFIG_SIBYTE_LITTLESUR)
+
+#define DRV_NAME	"pata-swarm"
+
+#define SWARM_IDE_SHIFT	5
+#define SWARM_IDE_BASE	0x1f0
+#define SWARM_IDE_CTRL	0x3f6
+
+static struct resource swarm_pata_resource[] = {
+	{
+		.name	= "Swarm GenBus IDE",
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.name	= "Swarm GenBus IDE",
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.name	= "Swarm GenBus IDE",
+		.flags	= IORESOURCE_IRQ,
+		.start	= K_INT_GB_IDE,
+		.end	= K_INT_GB_IDE,
+	},
+};
+
+static struct pata_platform_info pata_platform_data = {
+	.ioport_shift	= SWARM_IDE_SHIFT,
+};
+
+static struct platform_device swarm_pata_device = {
+	.name		= "pata_platform",
+	.id		= -1,
+	.resource	= swarm_pata_resource,
+	.num_resources	= ARRAY_SIZE(swarm_pata_resource),
+	.dev  = {
+		.platform_data		= &pata_platform_data,
+		.coherent_dma_mask	= ~0,	/* grumble */
+	},
+};
+
+static int __init swarm_pata_init(void)
+{
+	u8 __iomem *base;
+	phys_t offset, size;
+	struct resource *r;
+
+	if (!SIBYTE_HAVE_IDE)
+		return -ENODEV;
+
+	base = ioremap(A_IO_EXT_BASE, 0x800);
+	offset = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_START_ADDR, IDE_CS));
+	size = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_MULT_SIZE, IDE_CS));
+	iounmap(base);
+
+	offset = G_IO_START_ADDR(offset) << S_IO_ADDRBASE;
+	size = (G_IO_MULT_SIZE(size) + 1) << S_IO_REGSIZE;
+	if (offset < A_PHYS_GENBUS || offset >= A_PHYS_GENBUS_END) {
+		pr_info(DRV_NAME ": PATA interface at GenBus disabled\n");
+
+		return -EBUSY;
+	}
+
+	pr_info(DRV_NAME ": PATA interface at GenBus slot %i\n", IDE_CS);
+
+	r = swarm_pata_resource;
+	r[0].start = offset + (SWARM_IDE_BASE << SWARM_IDE_SHIFT);
+	r[0].end   = offset + ((SWARM_IDE_BASE + 8) << SWARM_IDE_SHIFT) - 1;
+	r[1].start = offset + (SWARM_IDE_CTRL << SWARM_IDE_SHIFT);
+	r[1].end   = offset + ((SWARM_IDE_CTRL + 1) << SWARM_IDE_SHIFT) - 1;
+
+	return platform_device_register(&swarm_pata_device);
+}
+
+device_initcall(swarm_pata_init);
+
+#endif /* defined(CONFIG_SIBYTE_SWARM) || defined(CONFIG_SIBYTE_LITTLESUR) */
diff --git a/arch/mips/sibyte/swarm/rtc_m41t81.c b/arch/mips/sibyte/swarm/rtc_m41t81.c
index 26fbff4..b732600 100644
--- a/arch/mips/sibyte/swarm/rtc_m41t81.c
+++ b/arch/mips/sibyte/swarm/rtc_m41t81.c
@@ -156,32 +156,32 @@ int m41t81_set_time(unsigned long t)
 	 */
 
 	spin_lock_irqsave(&rtc_lock, flags);
-	tm.tm_sec = BIN2BCD(tm.tm_sec);
+	tm.tm_sec = bin2bcd(tm.tm_sec);
 	m41t81_write(M41T81REG_SC, tm.tm_sec);
 
-	tm.tm_min = BIN2BCD(tm.tm_min);
+	tm.tm_min = bin2bcd(tm.tm_min);
 	m41t81_write(M41T81REG_MN, tm.tm_min);
 
-	tm.tm_hour = BIN2BCD(tm.tm_hour);
+	tm.tm_hour = bin2bcd(tm.tm_hour);
 	tm.tm_hour = (tm.tm_hour & 0x3f) | (m41t81_read(M41T81REG_HR) & 0xc0);
 	m41t81_write(M41T81REG_HR, tm.tm_hour);
 
 	/* tm_wday starts from 0 to 6 */
 	if (tm.tm_wday == 0) tm.tm_wday = 7;
-	tm.tm_wday = BIN2BCD(tm.tm_wday);
+	tm.tm_wday = bin2bcd(tm.tm_wday);
 	m41t81_write(M41T81REG_DY, tm.tm_wday);
 
-	tm.tm_mday = BIN2BCD(tm.tm_mday);
+	tm.tm_mday = bin2bcd(tm.tm_mday);
 	m41t81_write(M41T81REG_DT, tm.tm_mday);
 
 	/* tm_mon starts from 0, *ick* */
 	tm.tm_mon ++;
-	tm.tm_mon = BIN2BCD(tm.tm_mon);
+	tm.tm_mon = bin2bcd(tm.tm_mon);
 	m41t81_write(M41T81REG_MO, tm.tm_mon);
 
 	/* we don't do century, everything is beyond 2000 */
 	tm.tm_year %= 100;
-	tm.tm_year = BIN2BCD(tm.tm_year);
+	tm.tm_year = bin2bcd(tm.tm_year);
 	m41t81_write(M41T81REG_YR, tm.tm_year);
 	spin_unlock_irqrestore(&rtc_lock, flags);
 
@@ -209,12 +209,12 @@ unsigned long m41t81_get_time(void)
 	year = m41t81_read(M41T81REG_YR);
 	spin_unlock_irqrestore(&rtc_lock, flags);
 
-	sec = BCD2BIN(sec);
-	min = BCD2BIN(min);
-	hour = BCD2BIN(hour);
-	day = BCD2BIN(day);
-	mon = BCD2BIN(mon);
-	year = BCD2BIN(year);
+	sec = bcd2bin(sec);
+	min = bcd2bin(min);
+	hour = bcd2bin(hour);
+	day = bcd2bin(day);
+	mon = bcd2bin(mon);
+	year = bcd2bin(year);
 
 	year += 2000;
 
diff --git a/arch/mips/sibyte/swarm/rtc_xicor1241.c b/arch/mips/sibyte/swarm/rtc_xicor1241.c
index ff3e5da..4438b21 100644
--- a/arch/mips/sibyte/swarm/rtc_xicor1241.c
+++ b/arch/mips/sibyte/swarm/rtc_xicor1241.c
@@ -124,18 +124,18 @@ int xicor_set_time(unsigned long t)
 	xicor_write(X1241REG_SR, X1241REG_SR_WEL | X1241REG_SR_RWEL);
 
 	/* trivial ones */
-	tm.tm_sec = BIN2BCD(tm.tm_sec);
+	tm.tm_sec = bin2bcd(tm.tm_sec);
 	xicor_write(X1241REG_SC, tm.tm_sec);
 
-	tm.tm_min = BIN2BCD(tm.tm_min);
+	tm.tm_min = bin2bcd(tm.tm_min);
 	xicor_write(X1241REG_MN, tm.tm_min);
 
-	tm.tm_mday = BIN2BCD(tm.tm_mday);
+	tm.tm_mday = bin2bcd(tm.tm_mday);
 	xicor_write(X1241REG_DT, tm.tm_mday);
 
 	/* tm_mon starts from 0, *ick* */
 	tm.tm_mon ++;
-	tm.tm_mon = BIN2BCD(tm.tm_mon);
+	tm.tm_mon = bin2bcd(tm.tm_mon);
 	xicor_write(X1241REG_MO, tm.tm_mon);
 
 	/* year is split */
@@ -148,7 +148,7 @@ int xicor_set_time(unsigned long t)
 	tmp = xicor_read(X1241REG_HR);
 	if (tmp & X1241REG_HR_MIL) {
 		/* 24 hour format */
-		tm.tm_hour = BIN2BCD(tm.tm_hour);
+		tm.tm_hour = bin2bcd(tm.tm_hour);
 		tmp = (tmp & ~0x3f) | (tm.tm_hour & 0x3f);
 	} else {
 		/* 12 hour format, with 0x2 for pm */
@@ -157,7 +157,7 @@ int xicor_set_time(unsigned long t)
 			tmp |= 0x20;
 			tm.tm_hour -= 12;
 		}
-		tm.tm_hour = BIN2BCD(tm.tm_hour);
+		tm.tm_hour = bin2bcd(tm.tm_hour);
 		tmp |= tm.tm_hour;
 	}
 	xicor_write(X1241REG_HR, tmp);
@@ -191,13 +191,13 @@ unsigned long xicor_get_time(void)
 	y2k = xicor_read(X1241REG_Y2K);
 	spin_unlock_irqrestore(&rtc_lock, flags);
 
-	sec = BCD2BIN(sec);
-	min = BCD2BIN(min);
-	hour = BCD2BIN(hour);
-	day = BCD2BIN(day);
-	mon = BCD2BIN(mon);
-	year = BCD2BIN(year);
-	y2k = BCD2BIN(y2k);
+	sec = bcd2bin(sec);
+	min = bcd2bin(min);
+	hour = bcd2bin(hour);
+	day = bcd2bin(day);
+	mon = bcd2bin(mon);
+	year = bcd2bin(year);
+	y2k = bcd2bin(y2k);
 
 	year += (y2k * 100);