Merge branch 'lpc32xx/drivers' into next/drivers
authorArnd Bergmann <arnd@arndb.de>
Thu, 15 Mar 2012 14:48:42 +0000 (14:48 +0000)
committerArnd Bergmann <arnd@arndb.de>
Thu, 15 Mar 2012 14:48:42 +0000 (14:48 +0000)
arch/arm/configs/lpc32xx_defconfig [new file with mode: 0644]
arch/arm/mach-lpc32xx/Kconfig
arch/arm/mach-lpc32xx/clock.c
arch/arm/mach-lpc32xx/common.c
arch/arm/mach-lpc32xx/common.h
arch/arm/mach-lpc32xx/include/mach/board.h [new file with mode: 0644]
arch/arm/mach-lpc32xx/include/mach/platform.h
arch/arm/mach-lpc32xx/irq.c
arch/arm/mach-lpc32xx/phy3250.c
arch/arm/mach-lpc32xx/pm.c
arch/arm/mach-lpc32xx/timer.c

diff --git a/arch/arm/configs/lpc32xx_defconfig b/arch/arm/configs/lpc32xx_defconfig
new file mode 100644 (file)
index 0000000..fb20881
--- /dev/null
@@ -0,0 +1,145 @@
+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
index fde66350869638210881a6e07a85478e1408ee53..75946ac89ee9216103de2daf08f3a09bd22daf88 100644 (file)
@@ -29,5 +29,30 @@ config ARCH_LPC32XX_UART6_SELECT
 
 endmenu
 
+menu "LPC32XX chip components"
+
+config ARCH_LPC32XX_IRAM_FOR_NET
+       bool "Use IRAM for network buffers"
+       default y
+       help
+         Say Y here to use the LPC internal fast IRAM (i.e. 256KB SRAM) as
+         network buffer.  If the total combined required buffer sizes is
+         larger than the size of IRAM, then SDRAM will be used instead.
+
+         This can be enabled safely if the IRAM is not intended for other
+         uses.
+
+config ARCH_LPC32XX_MII_SUPPORT
+       bool "Check to enable MII support or leave disabled for RMII support"
+       help
+         Say Y here to enable MII support, or N for RMII support. Regardless of
+         which support is selected, the ethernet interface driver needs to be
+         selected in the device driver networking section.
+
+         The PHY3250 reference board uses RMII, so users of this board should
+         say N.
+
+endmenu
+
 endif
 
index 473015ac07bd04f670cd69a92757505734653748..47639f31ba3805832737cc99b2eb1e678f10b1c4 100644 (file)
  *   will also impact the individual peripheral rates.
  */
 
+#include <linux/export.h>
 #include <linux/kernel.h>
 #include <linux/list.h>
 #include <linux/errno.h>
 #include <linux/device.h>
+#include <linux/delay.h>
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/amba/bus.h>
 #include "clock.h"
 #include "common.h"
 
+static DEFINE_SPINLOCK(global_clkregs_lock);
+
+static int usb_pll_enable, usb_pll_valid;
+
 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 +132,7 @@ 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 +147,7 @@ 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 +161,7 @@ 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 +176,7 @@ 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) &
@@ -382,30 +387,62 @@ static u32 local_clk_usbpll_setup(struct clk_pll_setup *pHCLKPllSetup)
 static int local_usbpll_enable(struct clk *clk, int enable)
 {
        u32 reg;
-       int ret = -ENODEV;
-       unsigned long timeout = 1 + msecs_to_jiffies(10);
+       int ret = 0;
+       unsigned long timeout = jiffies + msecs_to_jiffies(20);
 
        reg = __raw_readl(LPC32XX_CLKPWR_USB_CTRL);
 
-       if (enable == 0) {
-               reg &= ~(LPC32XX_CLKPWR_USBCTRL_CLK_EN1 |
-                       LPC32XX_CLKPWR_USBCTRL_CLK_EN2);
-               __raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
-       } else if (reg & LPC32XX_CLKPWR_USBCTRL_PLL_PWRUP) {
+       __raw_writel(reg & ~(LPC32XX_CLKPWR_USBCTRL_CLK_EN2 |
+               LPC32XX_CLKPWR_USBCTRL_PLL_PWRUP),
+               LPC32XX_CLKPWR_USB_CTRL);
+       __raw_writel(reg & ~LPC32XX_CLKPWR_USBCTRL_CLK_EN1,
+               LPC32XX_CLKPWR_USB_CTRL);
+
+       if (enable && usb_pll_valid && usb_pll_enable) {
+               ret = -ENODEV;
+               /*
+                * If the PLL rate has been previously set, then the rate
+                * in the PLL register is valid and can be enabled here.
+                * Otherwise, it needs to be enabled as part of setrate.
+                */
+
+               /*
+                * Gate clock into PLL
+                */
                reg |= LPC32XX_CLKPWR_USBCTRL_CLK_EN1;
                __raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
 
-               /* Wait for PLL lock */
-               while ((timeout > jiffies) & (ret == -ENODEV)) {
+               /*
+                * Enable PLL
+                */
+               reg |= LPC32XX_CLKPWR_USBCTRL_PLL_PWRUP;
+               __raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
+
+               /*
+                * Wait for PLL to lock
+                */
+               while (time_before(jiffies, timeout) && (ret == -ENODEV)) {
                        reg = __raw_readl(LPC32XX_CLKPWR_USB_CTRL);
                        if (reg & LPC32XX_CLKPWR_USBCTRL_PLL_STS)
                                ret = 0;
+                       else
+                               udelay(10);
                }
 
+               /*
+                * Gate clock from PLL if PLL is locked
+                */
                if (ret == 0) {
-                       reg |= LPC32XX_CLKPWR_USBCTRL_CLK_EN2;
-                       __raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
+                       __raw_writel(reg | LPC32XX_CLKPWR_USBCTRL_CLK_EN2,
+                               LPC32XX_CLKPWR_USB_CTRL);
+               } else {
+                       __raw_writel(reg & ~(LPC32XX_CLKPWR_USBCTRL_CLK_EN1 |
+                               LPC32XX_CLKPWR_USBCTRL_PLL_PWRUP),
+                               LPC32XX_CLKPWR_USB_CTRL);
                }
+       } else if ((enable == 0) && usb_pll_valid  && usb_pll_enable) {
+               usb_pll_valid = 0;
+               usb_pll_enable = 0;
        }
 
        return ret;
@@ -423,7 +460,7 @@ static unsigned long local_usbpll_round_rate(struct clk *clk,
         */
        rate = rate * 1000;
 
-       clkin = clk->parent->rate;
+       clkin = clk->get_rate(clk);
        usbdiv = (__raw_readl(LPC32XX_CLKPWR_USBCLK_PDIV) &
                LPC32XX_CLKPWR_USBPDIV_PLL_MASK) + 1;
        clkin = clkin / usbdiv;
@@ -437,7 +474,8 @@ static unsigned long local_usbpll_round_rate(struct clk *clk,
 
 static int local_usbpll_set_rate(struct clk *clk, unsigned long rate)
 {
-       u32 clkin, reg, usbdiv;
+       int ret = -ENODEV;
+       u32 clkin, usbdiv;
        struct clk_pll_setup pllsetup;
 
        /*
@@ -446,7 +484,7 @@ static int local_usbpll_set_rate(struct clk *clk, unsigned long rate)
         */
        rate = rate * 1000;
 
-       clkin = clk->get_rate(clk);
+       clkin = clk->get_rate(clk->parent);
        usbdiv = (__raw_readl(LPC32XX_CLKPWR_USBCLK_PDIV) &
                LPC32XX_CLKPWR_USBPDIV_PLL_MASK) + 1;
        clkin = clkin / usbdiv;
@@ -455,22 +493,25 @@ static int local_usbpll_set_rate(struct clk *clk, unsigned long rate)
        if (local_clk_find_pll_cfg(clkin, rate, &pllsetup) == 0)
                return -EINVAL;
 
+       /*
+        * Disable PLL clocks during PLL change
+        */
        local_usbpll_enable(clk, 0);
-
-       reg = __raw_readl(LPC32XX_CLKPWR_USB_CTRL);
-       reg |= LPC32XX_CLKPWR_USBCTRL_CLK_EN1;
-       __raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
-
-       pllsetup.analog_on = 1;
+       pllsetup.analog_on = 0;
        local_clk_usbpll_setup(&pllsetup);
 
-       clk->rate = clk_check_pll_setup(clkin, &pllsetup);
+       /*
+        * Start USB PLL and check PLL status
+        */
 
-       reg = __raw_readl(LPC32XX_CLKPWR_USB_CTRL);
-       reg |= LPC32XX_CLKPWR_USBCTRL_CLK_EN2;
-       __raw_writel(reg, LPC32XX_CLKPWR_USB_CTRL);
+       usb_pll_valid = 1;
+       usb_pll_enable = 1;
 
-       return 0;
+       ret = local_usbpll_enable(clk, 1);
+       if (ret >= 0)
+               clk->rate = clk_check_pll_setup(clkin, &pllsetup);
+
+       return ret;
 }
 
 static struct clk clk_usbpll = {
@@ -926,20 +967,8 @@ 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--;
@@ -982,10 +1011,11 @@ 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;
 }
@@ -996,9 +1026,11 @@ 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);
 
@@ -1007,13 +1039,7 @@ 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);
 
@@ -1029,11 +1055,8 @@ 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;
 }
@@ -1044,15 +1067,11 @@ 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);
@@ -1110,12 +1129,12 @@ 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(NULL, "i2s0_ck", clk_i2s0)
+       _REGISTER_CLOCK(NULL, "i2s1_ck", clk_i2s1)
        _REGISTER_CLOCK("lpc32xx-adc", NULL, clk_adc)
-       _REGISTER_CLOCK("tbd", "i2s0_ck", clk_i2s0)
-       _REGISTER_CLOCK("tbd", "i2s1_ck", clk_i2s1)
        _REGISTER_CLOCK("ts-lpc32xx", NULL, clk_tsc)
-       _REGISTER_CLOCK("dev:mmc0", "MCLK", clk_mmc)
-       _REGISTER_CLOCK("lpc-net.0", NULL, clk_net)
+       _REGISTER_CLOCK("dev:mmc0", NULL, clk_mmc)
+       _REGISTER_CLOCK("lpc-eth.0", NULL, clk_net)
        _REGISTER_CLOCK("dev:clcd", NULL, clk_lcd)
        _REGISTER_CLOCK("lpc32xx_udc", "ck_usbd", clk_usbd)
        _REGISTER_CLOCK("lpc32xx_rtc", NULL, clk_rtc)
index 6c76bb36559ba0ea32356b6e34cb4a6d735a1ad7..bbbf063a74c2f36ff1e86fc7bbd5812038239a0e 100644 (file)
@@ -159,6 +159,53 @@ struct platform_device lpc32xx_adc_device = {
        .resource = adc_resources,
 };
 
+/*
+ * USB support
+ */
+/* The dmamask must be set for OHCI to work */
+static u64 ohci_dmamask = ~(u32) 0;
+static struct resource ohci_resources[] = {
+       {
+               .start = IO_ADDRESS(LPC32XX_USB_BASE),
+               .end = IO_ADDRESS(LPC32XX_USB_BASE + 0x100 - 1),
+               .flags = IORESOURCE_MEM,
+       }, {
+               .start = IRQ_LPC32XX_USB_HOST,
+               .flags = IORESOURCE_IRQ,
+       },
+};
+struct platform_device lpc32xx_ohci_device = {
+       .name = "usb-ohci",
+       .id = -1,
+       .dev = {
+               .dma_mask = &ohci_dmamask,
+               .coherent_dma_mask = 0xFFFFFFFF,
+       },
+       .num_resources = ARRAY_SIZE(ohci_resources),
+       .resource = ohci_resources,
+};
+
+/*
+ * Network Support
+ */
+static struct resource net_resources[] = {
+       [0] = DEFINE_RES_MEM(LPC32XX_ETHERNET_BASE, SZ_4K),
+       [1] = DEFINE_RES_MEM(LPC32XX_IRAM_BASE, SZ_128K),
+       [2] = DEFINE_RES_IRQ(IRQ_LPC32XX_ETHERNET),
+};
+
+static u64 lpc32xx_mac_dma_mask = 0xffffffffUL;
+struct platform_device lpc32xx_net_device = {
+       .name = "lpc-eth",
+       .id = 0,
+       .dev = {
+               .dma_mask = &lpc32xx_mac_dma_mask,
+               .coherent_dma_mask = 0xffffffffUL,
+       },
+       .num_resources = ARRAY_SIZE(net_resources),
+       .resource = net_resources,
+};
+
 /*
  * Returns the unique ID for the device
  */
index 04b72739eb9c3510d615ffddec3bfce8aac9b390..23c21905ff89561343fd9e88f4624502f3f369b9 100644 (file)
@@ -19,6 +19,7 @@
 #ifndef __LPC32XX_COMMON_H
 #define __LPC32XX_COMMON_H
 
+#include <mach/board.h>
 #include <linux/platform_device.h>
 
 /*
@@ -31,6 +32,8 @@ extern struct platform_device lpc32xx_i2c2_device;
 extern struct platform_device lpc32xx_tsc_device;
 extern struct platform_device lpc32xx_adc_device;
 extern struct platform_device lpc32xx_rtc_device;
+extern struct platform_device lpc32xx_ohci_device;
+extern struct platform_device lpc32xx_net_device;
 
 /*
  * Other arch specific structures and functions
@@ -66,9 +69,6 @@ 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);
-
 /*
  * Pointers used for sizing and copying suspend function data
  */
diff --git a/arch/arm/mach-lpc32xx/include/mach/board.h b/arch/arm/mach-lpc32xx/include/mach/board.h
new file mode 100644 (file)
index 0000000..52531ca
--- /dev/null
@@ -0,0 +1,24 @@
+/*
+ * arm/arch/mach-lpc32xx/include/mach/board.h
+ *
+ * Author: Kevin Wells <kevin.wells@nxp.com>
+ *
+ * Copyright (C) 2010 NXP Semiconductors
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_BOARD_H
+#define __ASM_ARCH_BOARD_H
+
+extern u32 lpc32xx_return_iram_size(void);
+
+#endif  /* __ASM_ARCH_BOARD_H */
index 14ea8d1aadb55a577f2b2427ec5e4f05c5d8180f..c584f5bb164fe5d8cedf6bb9cc3d05767c8faac3 100644 (file)
 /*
  * Timer/counter register offsets
  */
-#define LCP32XX_TIMER_IR(x)                    io_p2v((x) + 0x00)
-#define LCP32XX_TIMER_TCR(x)                   io_p2v((x) + 0x04)
-#define LCP32XX_TIMER_TC(x)                    io_p2v((x) + 0x08)
-#define LCP32XX_TIMER_PR(x)                    io_p2v((x) + 0x0C)
-#define LCP32XX_TIMER_PC(x)                    io_p2v((x) + 0x10)
-#define LCP32XX_TIMER_MCR(x)                   io_p2v((x) + 0x14)
-#define LCP32XX_TIMER_MR0(x)                   io_p2v((x) + 0x18)
-#define LCP32XX_TIMER_MR1(x)                   io_p2v((x) + 0x1C)
-#define LCP32XX_TIMER_MR2(x)                   io_p2v((x) + 0x20)
-#define LCP32XX_TIMER_MR3(x)                   io_p2v((x) + 0x24)
-#define LCP32XX_TIMER_CCR(x)                   io_p2v((x) + 0x28)
-#define LCP32XX_TIMER_CR0(x)                   io_p2v((x) + 0x2C)
-#define LCP32XX_TIMER_CR1(x)                   io_p2v((x) + 0x30)
-#define LCP32XX_TIMER_CR2(x)                   io_p2v((x) + 0x34)
-#define LCP32XX_TIMER_CR3(x)                   io_p2v((x) + 0x38)
-#define LCP32XX_TIMER_EMR(x)                   io_p2v((x) + 0x3C)
-#define LCP32XX_TIMER_CTCR(x)                  io_p2v((x) + 0x70)
+#define LPC32XX_TIMER_IR(x)                    io_p2v((x) + 0x00)
+#define LPC32XX_TIMER_TCR(x)                   io_p2v((x) + 0x04)
+#define LPC32XX_TIMER_TC(x)                    io_p2v((x) + 0x08)
+#define LPC32XX_TIMER_PR(x)                    io_p2v((x) + 0x0C)
+#define LPC32XX_TIMER_PC(x)                    io_p2v((x) + 0x10)
+#define LPC32XX_TIMER_MCR(x)                   io_p2v((x) + 0x14)
+#define LPC32XX_TIMER_MR0(x)                   io_p2v((x) + 0x18)
+#define LPC32XX_TIMER_MR1(x)                   io_p2v((x) + 0x1C)
+#define LPC32XX_TIMER_MR2(x)                   io_p2v((x) + 0x20)
+#define LPC32XX_TIMER_MR3(x)                   io_p2v((x) + 0x24)
+#define LPC32XX_TIMER_CCR(x)                   io_p2v((x) + 0x28)
+#define LPC32XX_TIMER_CR0(x)                   io_p2v((x) + 0x2C)
+#define LPC32XX_TIMER_CR1(x)                   io_p2v((x) + 0x30)
+#define LPC32XX_TIMER_CR2(x)                   io_p2v((x) + 0x34)
+#define LPC32XX_TIMER_CR3(x)                   io_p2v((x) + 0x38)
+#define LPC32XX_TIMER_EMR(x)                   io_p2v((x) + 0x3C)
+#define LPC32XX_TIMER_CTCR(x)                  io_p2v((x) + 0x70)
 
 /*
  * ir register definitions
  */
-#define LCP32XX_TIMER_CNTR_MTCH_BIT(n)         (1 << ((n) & 0x3))
-#define LCP32XX_TIMER_CNTR_CAPT_BIT(n)         (1 << (4 + ((n) & 0x3)))
+#define LPC32XX_TIMER_CNTR_MTCH_BIT(n)         (1 << ((n) & 0x3))
+#define LPC32XX_TIMER_CNTR_CAPT_BIT(n)         (1 << (4 + ((n) & 0x3)))
 
 /*
  * tcr register definitions
  */
-#define LCP32XX_TIMER_CNTR_TCR_EN              0x1
-#define LCP32XX_TIMER_CNTR_TCR_RESET           0x2
+#define LPC32XX_TIMER_CNTR_TCR_EN              0x1
+#define LPC32XX_TIMER_CNTR_TCR_RESET           0x2
 
 /*
  * mcr register definitions
  */
-#define LCP32XX_TIMER_CNTR_MCR_MTCH(n)         (0x1 << ((n) * 3))
-#define LCP32XX_TIMER_CNTR_MCR_RESET(n)                (0x1 << (((n) * 3) + 1))
-#define LCP32XX_TIMER_CNTR_MCR_STOP(n)         (0x1 << (((n) * 3) + 2))
+#define LPC32XX_TIMER_CNTR_MCR_MTCH(n)         (0x1 << ((n) * 3))
+#define LPC32XX_TIMER_CNTR_MCR_RESET(n)                (0x1 << (((n) * 3) + 1))
+#define LPC32XX_TIMER_CNTR_MCR_STOP(n)         (0x1 << (((n) * 3) + 2))
 
 /*
  * Standard UART register offsets
 #define LPC32XX_GPIO_P1_MUX_SET                        _GPREG(0x130)
 #define LPC32XX_GPIO_P1_MUX_CLR                        _GPREG(0x134)
 #define LPC32XX_GPIO_P1_MUX_STATE              _GPREG(0x138)
+#define LPC32XX_GPIO_P2_MUX_SET                        _GPREG(0x028)
+#define LPC32XX_GPIO_P2_MUX_CLR                        _GPREG(0x02C)
+#define LPC32XX_GPIO_P2_MUX_STATE              _GPREG(0x030)
 
 #endif
index c74de01ab5b61bf2cd95dbdb6559545ab85e8f96..d080cb1123dd184bef219710a730df47e123c27e 100644 (file)
@@ -150,6 +150,10 @@ static const struct lpc32xx_event_info lpc32xx_events[NR_IRQS] = {
                .event_group = &lpc32xx_event_int_regs,
                .mask = LPC32XX_CLKPWR_INTSRC_KEY_BIT,
        },
+       [IRQ_LPC32XX_ETHERNET] = {
+               .event_group = &lpc32xx_event_int_regs,
+               .mask = LPC32XX_CLKPWR_INTSRC_MAC_BIT,
+       },
        [IRQ_LPC32XX_USB_OTG_ATX] = {
                .event_group = &lpc32xx_event_int_regs,
                .mask = LPC32XX_CLKPWR_INTSRC_USBATXINT_BIT,
index a539f4f72f28cf8f0b6ab35d5e8c0b32b5ad8c29..7f7401ec7487f58d6e932fd702e914ef3e4a2599 100644 (file)
@@ -37,6 +37,7 @@
 
 #include <mach/hardware.h>
 #include <mach/platform.h>
+#include <mach/board.h>
 #include <mach/gpio-lpc32xx.h>
 #include "common.h"
 
@@ -247,12 +248,16 @@ 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,
        &lpc32xx_watchdog_device,
        &lpc32xx_gpio_led_device,
        &lpc32xx_adc_device,
+       &lpc32xx_ohci_device,
+       &lpc32xx_net_device,
 };
 
 static struct amba_device *amba_devs[] __initdata = {
index b9c80597b7bf231841e572befd9fb83f1ba53fde..207e81275ff01277331eec126c736c397831a370 100644 (file)
@@ -13,7 +13,7 @@
 /*
  * LPC32XX CPU and system power management
  *
- * The LCP32XX has three CPU modes for controlling system power: run,
+ * The LPC32XX has three CPU modes for controlling system power: run,
  * direct-run, and halt modes. When switching between halt and run modes,
  * the CPU transistions through direct-run mode. For Linux, direct-run
  * mode is not used in normal operation. Halt mode is used when the
index b42c909bbeeb12634394ab4d1fcf1f4a5bb3d9ec..c40667c33161700450f9a93874efe5a30fc0d5a5 100644 (file)
 static int lpc32xx_clkevt_next_event(unsigned long delta,
     struct clock_event_device *dev)
 {
-       __raw_writel(LCP32XX_TIMER_CNTR_TCR_RESET,
-               LCP32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
-       __raw_writel(delta, LCP32XX_TIMER_PR(LPC32XX_TIMER0_BASE));
-       __raw_writel(LCP32XX_TIMER_CNTR_TCR_EN,
-               LCP32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
+       __raw_writel(LPC32XX_TIMER_CNTR_TCR_RESET,
+               LPC32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
+       __raw_writel(delta, LPC32XX_TIMER_PR(LPC32XX_TIMER0_BASE));
+       __raw_writel(LPC32XX_TIMER_CNTR_TCR_EN,
+               LPC32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
 
        return 0;
 }
@@ -58,7 +58,7 @@ static void lpc32xx_clkevt_mode(enum clock_event_mode mode,
                 * disable the timer to wait for the first call to
                 * set_next_event().
                 */
-               __raw_writel(0, LCP32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
+               __raw_writel(0, LPC32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
                break;
 
        case CLOCK_EVT_MODE_UNUSED:
@@ -81,8 +81,8 @@ static irqreturn_t lpc32xx_timer_interrupt(int irq, void *dev_id)
        struct clock_event_device *evt = &lpc32xx_clkevt;
 
        /* Clear match */
-       __raw_writel(LCP32XX_TIMER_CNTR_MTCH_BIT(0),
-               LCP32XX_TIMER_IR(LPC32XX_TIMER0_BASE));
+       __raw_writel(LPC32XX_TIMER_CNTR_MTCH_BIT(0),
+               LPC32XX_TIMER_IR(LPC32XX_TIMER0_BASE));
 
        evt->event_handler(evt);
 
@@ -128,14 +128,14 @@ static void __init lpc32xx_timer_init(void)
        clkrate = clkrate / clk_get_pclk_div();
 
        /* Initial timer setup */
-       __raw_writel(0, LCP32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
-       __raw_writel(LCP32XX_TIMER_CNTR_MTCH_BIT(0),
-               LCP32XX_TIMER_IR(LPC32XX_TIMER0_BASE));
-       __raw_writel(1, LCP32XX_TIMER_MR0(LPC32XX_TIMER0_BASE));
-       __raw_writel(LCP32XX_TIMER_CNTR_MCR_MTCH(0) |
-               LCP32XX_TIMER_CNTR_MCR_STOP(0) |
-               LCP32XX_TIMER_CNTR_MCR_RESET(0),
-               LCP32XX_TIMER_MCR(LPC32XX_TIMER0_BASE));
+       __raw_writel(0, LPC32XX_TIMER_TCR(LPC32XX_TIMER0_BASE));
+       __raw_writel(LPC32XX_TIMER_CNTR_MTCH_BIT(0),
+               LPC32XX_TIMER_IR(LPC32XX_TIMER0_BASE));
+       __raw_writel(1, LPC32XX_TIMER_MR0(LPC32XX_TIMER0_BASE));
+       __raw_writel(LPC32XX_TIMER_CNTR_MCR_MTCH(0) |
+               LPC32XX_TIMER_CNTR_MCR_STOP(0) |
+               LPC32XX_TIMER_CNTR_MCR_RESET(0),
+               LPC32XX_TIMER_MCR(LPC32XX_TIMER0_BASE));
 
        /* Setup tick interrupt */
        setup_irq(IRQ_LPC32XX_TIMER0, &lpc32xx_timer_irq);
@@ -151,14 +151,14 @@ static void __init lpc32xx_timer_init(void)
        clockevents_register_device(&lpc32xx_clkevt);
 
        /* Use timer1 as clock source. */
-       __raw_writel(LCP32XX_TIMER_CNTR_TCR_RESET,
-               LCP32XX_TIMER_TCR(LPC32XX_TIMER1_BASE));
-       __raw_writel(0, LCP32XX_TIMER_PR(LPC32XX_TIMER1_BASE));
-       __raw_writel(0, LCP32XX_TIMER_MCR(LPC32XX_TIMER1_BASE));
-       __raw_writel(LCP32XX_TIMER_CNTR_TCR_EN,
-               LCP32XX_TIMER_TCR(LPC32XX_TIMER1_BASE));
-
-       clocksource_mmio_init(LCP32XX_TIMER_TC(LPC32XX_TIMER1_BASE),
+       __raw_writel(LPC32XX_TIMER_CNTR_TCR_RESET,
+               LPC32XX_TIMER_TCR(LPC32XX_TIMER1_BASE));
+       __raw_writel(0, LPC32XX_TIMER_PR(LPC32XX_TIMER1_BASE));
+       __raw_writel(0, LPC32XX_TIMER_MCR(LPC32XX_TIMER1_BASE));
+       __raw_writel(LPC32XX_TIMER_CNTR_TCR_EN,
+               LPC32XX_TIMER_TCR(LPC32XX_TIMER1_BASE));
+
+       clocksource_mmio_init(LPC32XX_TIMER_TC(LPC32XX_TIMER1_BASE),
                "lpc32xx_clksrc", clkrate, 300, 32, clocksource_mmio_readl_up);
 }
 
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