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Commit bb200029 authored by Roland Stigge's avatar Roland Stigge
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Merge branch 'lpc32xx/fixup' of... 

Merge branch 'lpc32xx/fixup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc into lpc32xx/tmp
parents 6b21d18e 737a2cb9
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Showing with 168 additions and 42 deletions
arch/arm/configs/lpc32xx_defconfig 0 → 100644
View file @ bb200029
CONFIG_EXPERIMENTAL=y
CONFIG_SYSVIPC=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
CONFIG_SYSCTL_SYSCALL=y
CONFIG_EMBEDDED=y
CONFIG_SLAB=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
# CONFIG_BLK_DEV_BSG is not set
CONFIG_PARTITION_ADVANCED=y
CONFIG_ARCH_LPC32XX=y
CONFIG_NO_HZ=y
CONFIG_HIGH_RES_TIMERS=y
CONFIG_PREEMPT=y
CONFIG_AEABI=y
CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_CMDLINE="console=ttyS0,115200n81 root=/dev/ram0"
CONFIG_CPU_IDLE=y
CONFIG_FPE_NWFPE=y
CONFIG_VFP=y
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
CONFIG_BINFMT_AOUT=y
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_IP_MULTICAST=y
CONFIG_IP_PNP=y
CONFIG_IP_PNP_DHCP=y
CONFIG_IP_PNP_BOOTP=y
# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
# CONFIG_INET_XFRM_MODE_TUNNEL is not set
# CONFIG_INET_XFRM_MODE_BEET is not set
# CONFIG_INET_LRO is not set
# CONFIG_INET_DIAG is not set
# CONFIG_IPV6 is not set
# CONFIG_WIRELESS is not set
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
# CONFIG_FW_LOADER is not set
CONFIG_MTD=y
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_MTD_CHAR=y
CONFIG_MTD_BLOCK=y
CONFIG_MTD_NAND=y
CONFIG_MTD_NAND_MUSEUM_IDS=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_CRYPTOLOOP=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=1
CONFIG_BLK_DEV_RAM_SIZE=16384
CONFIG_MISC_DEVICES=y
CONFIG_EEPROM_AT25=y
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_NETDEVICES=y
CONFIG_MII=y
CONFIG_PHYLIB=y
CONFIG_SMSC_PHY=y
# CONFIG_WLAN is not set
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
CONFIG_INPUT_MOUSEDEV_SCREEN_X=240
CONFIG_INPUT_MOUSEDEV_SCREEN_Y=320
CONFIG_INPUT_EVDEV=y
# CONFIG_INPUT_MOUSE is not set
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_LPC32XX=y
# CONFIG_LEGACY_PTYS is not set
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
# CONFIG_HW_RANDOM is not set
CONFIG_I2C=y
CONFIG_I2C_CHARDEV=y
CONFIG_I2C_PNX=y
CONFIG_SPI=y
CONFIG_SPI_PL022=y
CONFIG_GPIO_SYSFS=y
# CONFIG_HWMON is not set
CONFIG_WATCHDOG=y
CONFIG_PNX4008_WATCHDOG=y
CONFIG_FB=y
CONFIG_FB_ARMCLCD=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_MONO is not set
# CONFIG_LOGO_LINUX_VGA16 is not set
CONFIG_SOUND=y
CONFIG_SND=y
CONFIG_SND_SEQUENCER=y
CONFIG_SND_MIXER_OSS=y
CONFIG_SND_PCM_OSS=y
CONFIG_SND_SEQUENCER_OSS=y
CONFIG_SND_DYNAMIC_MINORS=y
# CONFIG_SND_VERBOSE_PROCFS is not set
# CONFIG_SND_DRIVERS is not set
# CONFIG_SND_ARM is not set
# CONFIG_SND_SPI is not set
CONFIG_SND_SOC=y
# CONFIG_HID_SUPPORT is not set
CONFIG_USB=y
CONFIG_USB_STORAGE=y
CONFIG_USB_LIBUSUAL=y
CONFIG_MMC=y
# CONFIG_MMC_BLOCK_BOUNCE is not set
CONFIG_MMC_ARMMMCI=y
CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=y
CONFIG_LEDS_GPIO=y
CONFIG_LEDS_TRIGGERS=y
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_INTF_DEV_UIE_EMUL=y
CONFIG_RTC_DRV_LPC32XX=y
CONFIG_EXT2_FS=y
CONFIG_AUTOFS4_FS=y
CONFIG_MSDOS_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
CONFIG_JFFS2_FS=y
CONFIG_JFFS2_FS_WBUF_VERIFY=y
CONFIG_CRAMFS=y
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_DEBUG_PREEMPT is not set
CONFIG_DEBUG_INFO=y
# CONFIG_FTRACE is not set
# CONFIG_ARM_UNWIND is not set
CONFIG_DEBUG_LL=y
CONFIG_EARLY_PRINTK=y
CONFIG_CRYPTO_ANSI_CPRNG=y
# CONFIG_CRYPTO_HW is not set
CONFIG_CRC_CCITT=y
arch/arm/mach-lpc32xx/clock.c
View file @ bb200029
......@@ -82,6 +82,7 @@
* will also impact the individual peripheral rates.
*/
#include <linux/export.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/errno.h>
......@@ -97,9 +98,10 @@
#include "clock.h"
#include "common.h"
static DEFINE_SPINLOCK(global_clkregs_lock);
static struct clk clk_armpll;
static struct clk clk_usbpll;
static DEFINE_MUTEX(clkm_lock);
/*
* Post divider values for PLLs based on selected register value
......@@ -127,7 +129,7 @@ static struct clk osc_32KHz = {
static int local_pll397_enable(struct clk *clk, int enable)
{
u32 reg;
unsigned long timeout = 1 + msecs_to_jiffies(10);
unsigned long timeout = jiffies + msecs_to_jiffies(10);
reg = __raw_readl(LPC32XX_CLKPWR_PLL397_CTRL);
......@@ -142,7 +144,7 @@ static int local_pll397_enable(struct clk *clk, int enable)
/* Wait for PLL397 lock */
while (((__raw_readl(LPC32XX_CLKPWR_PLL397_CTRL) &
LPC32XX_CLKPWR_SYSCTRL_PLL397_STS) == 0) &&
(timeout > jiffies))
time_before(jiffies, timeout))
cpu_relax();
if ((__raw_readl(LPC32XX_CLKPWR_PLL397_CTRL) &
......@@ -156,7 +158,7 @@ static int local_pll397_enable(struct clk *clk, int enable)
static int local_oscmain_enable(struct clk *clk, int enable)
{
u32 reg;
unsigned long timeout = 1 + msecs_to_jiffies(10);
unsigned long timeout = jiffies + msecs_to_jiffies(10);
reg = __raw_readl(LPC32XX_CLKPWR_MAIN_OSC_CTRL);
......@@ -171,7 +173,7 @@ static int local_oscmain_enable(struct clk *clk, int enable)
/* Wait for main oscillator to start */
while (((__raw_readl(LPC32XX_CLKPWR_MAIN_OSC_CTRL) &
LPC32XX_CLKPWR_MOSC_DISABLE) != 0) &&
(timeout > jiffies))
time_before(jiffies, timeout))
cpu_relax();
if ((__raw_readl(LPC32XX_CLKPWR_MAIN_OSC_CTRL) &
......@@ -383,7 +385,7 @@ static int local_usbpll_enable(struct clk *clk, int enable)
{
u32 reg;
int ret = -ENODEV;
unsigned long timeout = 1 + msecs_to_jiffies(10);
unsigned long timeout = jiffies + msecs_to_jiffies(10);
reg = __raw_readl(LPC32XX_CLKPWR_USB_CTRL);
......@@ -396,7 +398,7 @@ static int local_usbpll_enable(struct clk *clk, int enable)
__raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
/* Wait for PLL lock */
while ((timeout > jiffies) & (ret == -ENODEV)) {
while (time_before(jiffies, timeout) && (ret == -ENODEV)) {
reg = __raw_readl(LPC32XX_CLKPWR_USB_CTRL);
if (reg & LPC32XX_CLKPWR_USBCTRL_PLL_STS)
ret = 0;
......@@ -891,20 +893,8 @@ static struct clk clk_lcd = {
.enable_mask = LPC32XX_CLKPWR_LCDCTRL_CLK_EN,
};
static inline void clk_lock(void)
{
mutex_lock(&clkm_lock);
}
static inline void clk_unlock(void)
{
mutex_unlock(&clkm_lock);
}
static void local_clk_disable(struct clk *clk)
{
WARN_ON(clk->usecount == 0);
/* Don't attempt to disable clock if it has no users */
if (clk->usecount > 0) {
clk->usecount--;
......@@ -947,10 +937,11 @@ static int local_clk_enable(struct clk *clk)
int clk_enable(struct clk *clk)
{
int ret;
unsigned long flags;
clk_lock();
spin_lock_irqsave(&global_clkregs_lock, flags);
ret = local_clk_enable(clk);
clk_unlock();
spin_unlock_irqrestore(&global_clkregs_lock, flags);
return ret;
}
......@@ -961,9 +952,11 @@ EXPORT_SYMBOL(clk_enable);
*/
void clk_disable(struct clk *clk)
{
clk_lock();
unsigned long flags;
spin_lock_irqsave(&global_clkregs_lock, flags);
local_clk_disable(clk);
clk_unlock();
spin_unlock_irqrestore(&global_clkregs_lock, flags);
}
EXPORT_SYMBOL(clk_disable);
......@@ -972,13 +965,7 @@ EXPORT_SYMBOL(clk_disable);
*/
unsigned long clk_get_rate(struct clk *clk)
{
unsigned long rate;
clk_lock();
rate = clk->get_rate(clk);
clk_unlock();
return rate;
return clk->get_rate(clk);
}
EXPORT_SYMBOL(clk_get_rate);
......@@ -994,11 +981,8 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
* the actual rate set as part of the peripheral dividers
* instead of high level clock control
*/
if (clk->set_rate) {
clk_lock();
if (clk->set_rate)
ret = clk->set_rate(clk, rate);
clk_unlock();
}
return ret;
}
......@@ -1009,15 +993,11 @@ EXPORT_SYMBOL(clk_set_rate);
*/
long clk_round_rate(struct clk *clk, unsigned long rate)
{
clk_lock();
if (clk->round_rate)
rate = clk->round_rate(clk, rate);
else
rate = clk->get_rate(clk);
clk_unlock();
return rate;
}
EXPORT_SYMBOL(clk_round_rate);
......@@ -1075,10 +1055,10 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("dev:ssp1", NULL, clk_ssp1)
_REGISTER_CLOCK("lpc32xx_keys.0", NULL, clk_kscan)
_REGISTER_CLOCK("lpc32xx-nand.0", "nand_ck", clk_nand)
_REGISTER_CLOCK("tbd", "i2s0_ck", clk_i2s0)
_REGISTER_CLOCK("tbd", "i2s1_ck", clk_i2s1)
_REGISTER_CLOCK(NULL, "i2s0_ck", clk_i2s0)
_REGISTER_CLOCK(NULL, "i2s1_ck", clk_i2s1)
_REGISTER_CLOCK("ts-lpc32xx", NULL, clk_tsc)
_REGISTER_CLOCK("dev:mmc0", "MCLK", clk_mmc)
_REGISTER_CLOCK("dev:mmc0", NULL, clk_mmc)
_REGISTER_CLOCK("lpc-net.0", NULL, clk_net)
_REGISTER_CLOCK("dev:clcd", NULL, clk_lcd)
_REGISTER_CLOCK("lpc32xx_udc", "ck_usbd", clk_usbd)
......
arch/arm/mach-lpc32xx/common.h
View file @ bb200029
......@@ -65,7 +65,6 @@ extern u32 clk_get_pclk_div(void);
*/
extern void lpc32xx_get_uid(u32 devid[4]);
extern void lpc32xx_watchdog_reset(void);
extern u32 lpc32xx_return_iram_size(void);
/*
......
arch/arm/mach-lpc32xx/phy3250.c
View file @ bb200029
......@@ -271,6 +271,8 @@ static struct platform_device lpc32xx_gpio_led_device = {
};
static struct platform_device *phy3250_devs[] __initdata = {
&lpc32xx_rtc_device,
&lpc32xx_tsc_device,
&lpc32xx_i2c0_device,
&lpc32xx_i2c1_device,
&lpc32xx_i2c2_device,
......
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