Merge branch 'sh/for-2.6.33' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* 'sh/for-2.6.33' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6:
sh: Ensure all PG_dcache_dirty pages are written back.
sh: mach-ecovec24: setup.c detailed correction
serial: sh-sci: Convert tremaining ctrl_xxx I/O routines to __raw_xxx.
serial: sh-sci: earlyprintk zero uartclk fix
sh: Only use bl bit toggling for sleeping idle.
sh: Restore bl bit toggling in idle loop.
sh: Fix up MAX_DMA_CHANNELS definition when DMA is disabled.
sh: dmaengine support for SH7785
sh: dmaengine support for sh7724.
diff --git a/drivers/i2c/busses/i2c-bfin-twi.c b/drivers/i2c/busses/i2c-bfin-twi.c
index b309ac2..fe3fb56 100644
--- a/drivers/i2c/busses/i2c-bfin-twi.c
+++ b/drivers/i2c/busses/i2c-bfin-twi.c
@@ -693,13 +693,13 @@
}
/* Set TWI internal clock as 10MHz */
- write_CONTROL(iface, ((get_sclk() / 1024 / 1024 + 5) / 10) & 0x7F);
+ write_CONTROL(iface, ((get_sclk() / 1000 / 1000 + 5) / 10) & 0x7F);
/*
* We will not end up with a CLKDIV=0 because no one will specify
- * 20kHz SCL or less in Kconfig now. (5 * 1024 / 20 = 0x100)
+ * 20kHz SCL or less in Kconfig now. (5 * 1000 / 20 = 250)
*/
- clkhilow = 5 * 1024 / CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ;
+ clkhilow = ((10 * 1000 / CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ) + 1) / 2;
/* Set Twi interface clock as specified */
write_CLKDIV(iface, (clkhilow << 8) | clkhilow);
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 75bf3ad..0037e31 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -247,7 +247,13 @@
omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, OMAP_I2C_CON_EN);
}
dev->idle = 0;
- omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, dev->iestate);
+
+ /*
+ * Don't write to this register if the IE state is 0 as it can
+ * cause deadlock.
+ */
+ if (dev->iestate)
+ omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, dev->iestate);
}
static void omap_i2c_idle(struct omap_i2c_dev *dev)
@@ -280,6 +286,11 @@
unsigned long internal_clk = 0;
if (dev->rev >= OMAP_I2C_REV_2) {
+ /* Disable I2C controller before soft reset */
+ omap_i2c_write_reg(dev, OMAP_I2C_CON_REG,
+ omap_i2c_read_reg(dev, OMAP_I2C_CON_REG) &
+ ~(OMAP_I2C_CON_EN));
+
omap_i2c_write_reg(dev, OMAP_I2C_SYSC_REG, SYSC_SOFTRESET_MASK);
/* For some reason we need to set the EN bit before the
* reset done bit gets set. */
diff --git a/drivers/watchdog/adx_wdt.c b/drivers/watchdog/adx_wdt.c
index 9c65944..9d7d155 100644
--- a/drivers/watchdog/adx_wdt.c
+++ b/drivers/watchdog/adx_wdt.c
@@ -242,14 +242,14 @@
}
res = devm_request_mem_region(&pdev->dev, res->start,
- res->end - res->start + 1, res->name);
+ resource_size(res), res->name);
if (!res) {
dev_err(&pdev->dev, "cannot request I/O memory region\n");
return -ENXIO;
}
wdt->base = devm_ioremap_nocache(&pdev->dev, res->start,
- res->end - res->start + 1);
+ resource_size(res));
if (!wdt->base) {
dev_err(&pdev->dev, "cannot remap I/O memory region\n");
return -ENXIO;
diff --git a/drivers/watchdog/at32ap700x_wdt.c b/drivers/watchdog/at32ap700x_wdt.c
index e8ae638..0378479 100644
--- a/drivers/watchdog/at32ap700x_wdt.c
+++ b/drivers/watchdog/at32ap700x_wdt.c
@@ -326,7 +326,7 @@
return -ENOMEM;
}
- wdt->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ wdt->regs = ioremap(regs->start, resource_size(regs));
if (!wdt->regs) {
ret = -ENOMEM;
dev_dbg(&pdev->dev, "could not map I/O memory\n");
diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
index 9d7520f..887136d 100644
--- a/drivers/watchdog/davinci_wdt.c
+++ b/drivers/watchdog/davinci_wdt.c
@@ -221,7 +221,7 @@
return -ENOENT;
}
- size = res->end - res->start + 1;
+ size = resource_size(res);
wdt_mem = request_mem_region(res->start, size, pdev->name);
if (wdt_mem == NULL) {
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index e44fbb3..c8a3bec 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -30,6 +30,7 @@
* document number 316972-004, 316973-012: 82801I (ICH9)
* document number 319973-002, 319974-002: 82801J (ICH10)
* document number 322169-001, 322170-001: 5 Series, 3400 Series (PCH)
+ * document number 320066-003, 320257-008: EP80597 (IICH)
*/
/*
@@ -100,6 +101,7 @@
TCO_PCH, /* PCH Desktop Full Featured */
TCO_PCHM, /* PCH Mobile Full Featured */
TCO_PCHMSFF, /* PCH Mobile SFF Full Featured */
+ TCO_EP80579, /* EP80579 */
};
static struct {
@@ -143,6 +145,7 @@
{"PCH Desktop Full Featured", 2},
{"PCH Mobile Full Featured", 2},
{"PCH Mobile SFF Full Featured", 2},
+ {"EP80579", 2},
{NULL, 0}
};
@@ -214,6 +217,7 @@
{ ITCO_PCI_DEVICE(0x3b00, TCO_PCH)},
{ ITCO_PCI_DEVICE(0x3b01, TCO_PCHM)},
{ ITCO_PCI_DEVICE(0x3b0d, TCO_PCHMSFF)},
+ { ITCO_PCI_DEVICE(0x5031, TCO_EP80579)},
{ 0, }, /* End of list */
};
MODULE_DEVICE_TABLE(pci, iTCO_wdt_pci_tbl);
diff --git a/drivers/watchdog/mpcore_wdt.c b/drivers/watchdog/mpcore_wdt.c
index 83fa34b..a2dc07c 100644
--- a/drivers/watchdog/mpcore_wdt.c
+++ b/drivers/watchdog/mpcore_wdt.c
@@ -350,7 +350,7 @@
ret = -ENXIO;
goto err_free;
}
- wdt->base = ioremap(res->start, res->end - res->start + 1);
+ wdt->base = ioremap(res->start, resource_size(res));
if (!wdt->base) {
ret = -ENOMEM;
goto err_free;
diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c
index acf589d..a51dbe4 100644
--- a/drivers/watchdog/mv64x60_wdt.c
+++ b/drivers/watchdog/mv64x60_wdt.c
@@ -275,7 +275,7 @@
if (!r)
return -ENODEV;
- mv64x60_wdt_regs = ioremap(r->start, r->end - r->start + 1);
+ mv64x60_wdt_regs = ioremap(r->start, resource_size(r));
if (mv64x60_wdt_regs == NULL)
return -ENOMEM;
diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c
index 429ea99..c6aaf28 100644
--- a/drivers/watchdog/omap_wdt.c
+++ b/drivers/watchdog/omap_wdt.c
@@ -277,8 +277,7 @@
goto err_busy;
}
- mem = request_mem_region(res->start, res->end - res->start + 1,
- pdev->name);
+ mem = request_mem_region(res->start, resource_size(res), pdev->name);
if (!mem) {
ret = -EBUSY;
goto err_busy;
@@ -306,7 +305,7 @@
goto err_clk;
}
- wdev->base = ioremap(res->start, res->end - res->start + 1);
+ wdev->base = ioremap(res->start, resource_size(res));
if (!wdev->base) {
ret = -ENOMEM;
goto err_ioremap;
@@ -358,7 +357,7 @@
kfree(wdev);
err_kzalloc:
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
err_busy:
err_get_resource:
@@ -383,7 +382,7 @@
return -ENOENT;
misc_deregister(&(wdev->omap_wdt_miscdev));
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
platform_set_drvdata(pdev, NULL);
clk_put(wdev->ick);
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 4d227b15..430a584 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -264,7 +264,7 @@
return -ENOENT;
}
- size = res->end - res->start + 1;
+ size = resource_size(res);
wdt_mem = request_mem_region(res->start, size, pdev->name);
if (wdt_mem == NULL) {
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 85b93e1..8760a26 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -421,7 +421,7 @@
return -ENOENT;
}
- size = (res->end - res->start) + 1;
+ size = resource_size(res);
wdt_mem = request_mem_region(res->start, size, pdev->name);
if (wdt_mem == NULL) {
dev_err(dev, "failed to get memory region\n");
diff --git a/drivers/watchdog/txx9wdt.c b/drivers/watchdog/txx9wdt.c
index 6adab77..d635566 100644
--- a/drivers/watchdog/txx9wdt.c
+++ b/drivers/watchdog/txx9wdt.c
@@ -214,12 +214,10 @@
res = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (!res)
goto exit_busy;
- if (!devm_request_mem_region(&dev->dev,
- res->start, res->end - res->start + 1,
+ if (!devm_request_mem_region(&dev->dev, res->start, resource_size(res),
"txx9wdt"))
goto exit_busy;
- txx9wdt_reg = devm_ioremap(&dev->dev,
- res->start, res->end - res->start + 1);
+ txx9wdt_reg = devm_ioremap(&dev->dev, res->start, resource_size(res));
if (!txx9wdt_reg)
goto exit_busy;
