efm32: Add EZR32WG "EZRadio Wonder Gecko" family.

Makefile

@@ -32,6 +32,7 @@ TARGETS ?=	stm32/f0 stm32/f1 stm32/f2 stm32/f3 stm32/f4 stm32/f7 \
 		lpc13xx lpc17xx lpc43xx/m4 lpc43xx/m0 \
 		lm3s lm4f \
 		efm32/tg efm32/g efm32/lg efm32/gg efm32/hg efm32/wg \
+		efm32/ezr32wg \
 		sam/3a sam/3n sam/3s sam/3u sam/3x sam/4l \
 		sam/d \
 		vf6xx

include/libopencm3/dispatch/nvic.h

@@ -33,6 +33,8 @@
 #	include <libopencm3/efm32/hg/nvic.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/nvic.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/nvic.h>
 
 #elif defined(LPC13XX)
 #	include <libopencm3/lpc13xx/nvic.h>

include/libopencm3/efm32/acmp.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/acmp.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/acmp.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/acmp.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/adc.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/adc.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/adc.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/adc.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/burtc.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/burtc.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/burtc.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/burtc.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/cmu.h

@@ -23,6 +23,8 @@
 #	include <libopencm3/efm32/hg/cmu.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/cmu.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/cmu.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/dac.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/dac.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/dac.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/dac.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/dma.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/dma.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/dma.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/dma.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/emu.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/emu.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/emu.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/emu.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/ezr32wg/acmp.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_ACMP_H
+#define LIBOPENCM3_EFM32_EZR32WG_ACMP_H
+
+#include <libopencm3/efm32/common/acmp_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/adc.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_ADC_H
+#define LIBOPENCM3_EFM32_EZR32WG_ADC_H
+
+#include <libopencm3/efm32/common/adc_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/burtc.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_BURTC_H
+#define LIBOPENCM3_EFM32_EZR32WG_BURTC_H
+
+#include <libopencm3/efm32/common/burtc_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/cmu.h

@@ -0,0 +1,32 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_CMU_H
+#define LIBOPENCM3_EFM32_EZR32WG_CMU_H
+
+#include <libopencm3/efm32/common/cmu_common.h>
+
+/* EZR32WG refers to USART0 as USART0RF
+ * because it is connected to the radio MCU.
+ */
+
+#define CMU_HFPERCLKEN0_USARTRF0 CMU_HFPERCLKEN0_USART0
+#define CMU_USARTRF0             CMU_USART0
+
+#endif

include/libopencm3/efm32/ezr32wg/dac.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_DAC_H
+#define LIBOPENCM3_EFM32_EZR32WG_DAC_H
+
+#include <libopencm3/efm32/common/dac_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/dma.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_DMA_H
+#define LIBOPENCM3_EFM32_EZR32WG_DMA_H
+
+#include <libopencm3/efm32/common/dma_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/doc-ezr32wg.h

@@ -0,0 +1,33 @@
+/** @mainpage libopencm3 EFM32 Wonder Gecko
+
+@version 1.0.0
+
+@date 14 January 2016
+
+API documentation for Silicon Laboratories EZR32 Wonder Gecko Cortex M4 series.
+
+LGPL License Terms @ref lgpl_license
+*/
+
+/** @defgroup EZR32WG EZR32 WonderGecko
+Libraries for Silicon Laboratories EZR32 Wonder Gecko series.
+
+@version 1.0.0
+
+@date 14 January 2016
+
+LGPL License Terms @ref lgpl_license
+*/
+
+/** @defgroup EZR32LG_defines EZR32 Wonder Gecko Defines
+
+@brief Defined Constants and Types for the Silicon Laboratories EZR32
+Wonder Gecko series
+
+@version 1.0.0
+
+@date 12 January 2016
+
+LGPL License Terms @ref lgpl_license
+*/
+

include/libopencm3/efm32/ezr32wg/emu.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_EMU_H
+#define LIBOPENCM3_EFM32_EZR32WG_EMU_H
+
+#include <libopencm3/efm32/common/emu_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/gpio.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_GPIO_H
+#define LIBOPENCM3_EFM32_EZR32WG_GPIO_H
+
+#include <libopencm3/efm32/common/gpio_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/i2c.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_I2C_H
+#define LIBOPENCM3_EFM32_EZR32WG_I2C_H
+
+#include <libopencm3/efm32/common/i2c_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/irq.json

@@ -0,0 +1,47 @@
+{
+    "_source": "The names and sequence are taken from d0334_ezr32wg_reference_manual.pdf table 5.1.",
+    "irqs": [
+        "dma", 
+        "gpio_even", 
+        "timer0", 
+        "usart0_rx", 
+        "usart0_tx", 
+        "usb", 
+        "acmp01", 
+        "adc0", 
+        "dac0", 
+        "i2c0", 
+        "i2c1", 
+        "gpio_odd", 
+        "timer1", 
+        "timer2", 
+        "timer3", 
+        "usart1_rx", 
+        "usart1_tx", 
+        "lesense", 
+        "usart2_rx", 
+        "usart2_tx", 
+        "uart0_rx", 
+        "uart0_tx", 
+        "uart1_rx", 
+        "uart1_tx", 
+        "leuart0", 
+        "leuart1", 
+        "letimer0", 
+        "pcnt0", 
+        "pcnt1", 
+        "pcnt2", 
+        "rtc", 
+        "burtc", 
+        "cmu", 
+        "vcmp", 
+        "lcd", 
+        "msc", 
+        "aes", 
+        "ebi",
+	"emu"
+    ], 
+    "partname_humanreadable": "EZR32 Wonder Gecko series", 
+    "partname_doxygen": "EZR32WG", 
+    "includeguard": "LIBOPENCM3_EZR32WG_NVIC_H"
+}

include/libopencm3/efm32/ezr32wg/letimer.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_LETIMER_H
+#define LIBOPENCM3_EFM32_EZR32WG_LETIMER_H
+
+#include <libopencm3/efm32/common/letimer_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/memorymap.h

@@ -0,0 +1,121 @@
+  /*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2015 Kuldeep Singh Dhaka <kuldeepdhaka9@gmail.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EZR32WG_MEMORYMAP_H
+#define LIBOPENCM3_EZR32WG_MEMORYMAP_H
+
+#include <libopencm3/cm3/memorymap.h>
+
+#define PERIPH_BASE			(0x40000000U)
+
+/* Device information */
+#define DI_BASE				(0x0FE08000U)
+
+/* all names are "DI_" + <reg> */
+#define DI_CMU_LFRCOCTRL		MMIO32(DI_BASE + 0x020)
+#define DI_CMU_HFRCOCTRL		MMIO32(DI_BASE + 0x028)
+#define DI_CMU_AUXHFRCOCTRL		MMIO32(DI_BASE + 0x030)
+#define DI_ADC0_CAL			MMIO32(DI_BASE + 0x040)
+#define DI_ADC0_BIASPROG		MMIO32(DI_BASE + 0x048)
+#define DI_DAC0_CAL			MMIO32(DI_BASE + 0x050)
+#define DI_DAC0_BIASPROG		MMIO32(DI_BASE + 0x058)
+#define DI_ACMP0_CTRL			MMIO32(DI_BASE + 0x060)
+#define DI_ACMP1_CTRL			MMIO32(DI_BASE + 0x068)
+#define DI_CMU_LCDCTRL			MMIO32(DI_BASE + 0x078)
+#define DI_DAC0_OPACTRL			MMIO32(DI_BASE + 0x0A0)
+#define DI_DAC0_OPAOFFSET		MMIO32(DI_BASE + 0x0A8)
+#define DI_EMU_BUINACT			MMIO32(DI_BASE + 0x0B0)
+#define DI_EMU_BUACT			MMIO32(DI_BASE + 0x0B8)
+#define DI_EMU_BUBODBUVINCAL		MMIO32(DI_BASE + 0x0C0)
+#define DI_EMU_BUBODUNREGCAL		MMIO32(DI_BASE + 0x0C8)
+#define DI_MCM_REV_MIN			MMIO8(DI_BASE + 0x1AA)
+#define DI_MCM_REV_MAJ			MMIO8(DI_BASE + 0x1AB)
+#define DI_RADIO_REV_MIN		MMIO8(DI_BASE + 0x1AC)
+#define DI_RADIO_REV_MAJ		MMIO8(DI_BASE + 0x1AD)
+#define DI_RADIO_OPN			MMIO8(DI_BASE + 0x1AE)
+#define DI_DI_CRC			MMIO16(DI_BASE + 0x1B0)
+#define DI_CAL_TEMP_0			MMIO8(DI_BASE + 0x1B2)
+#define DI_ADC0_CAL_1V25		MMIO16(DI_BASE + 0x1B4)
+#define DI_ADC0_CAL_2V5			MMIO16(DI_BASE + 0x1B6)
+#define DI_ADC0_CAL_VDD			MMIO16(DI_BASE + 0x1B8)
+#define DI_ADC0_CAL_5VDIFF		MMIO16(DI_BASE + 0x1BA)
+#define DI_ADC0_CAL_2XVDD		MMIO16(DI_BASE + 0x1BC)
+#define DI_ADC0_TEMP_0_READ_1V25	MMIO16(DI_BASE + 0x1BE)
+#define DI_DAC0_CAL_1V25		MMIO32(DI_BASE + 0x1C8)
+#define DI_DAC0_CAL_2V5			MMIO32(DI_BASE + 0x1CC)
+#define DI_DAC0_CAL_VDD			MMIO32(DI_BASE + 0x1D0)
+#define DI_AUXHFRCO_CALIB_BAND_1	MMIO8(DI_BASE + 0x1D4)
+#define DI_AUXHFRCO_CALIB_BAND_7	MMIO8(DI_BASE + 0x1D5)
+#define DI_AUXHFRCO_CALIB_BAND_11	MMIO8(DI_BASE + 0x1D6)
+#define DI_AUXHFRCO_CALIB_BAND_14	MMIO8(DI_BASE + 0x1D7)
+#define DI_AUXHFRCO_CALIB_BAND_21	MMIO8(DI_BASE + 0x1D8)
+#define DI_AUXHFRCO_CALIB_BAND_28	MMIO8(DI_BASE + 0x1D9)
+#define DI_HFRCO_CALIB_BAND_1		MMIO8(DI_BASE + 0x1DC)
+#define DI_HFRCO_CALIB_BAND_7		MMIO8(DI_BASE + 0x1DD)
+#define DI_HFRCO_CALIB_BAND_11		MMIO8(DI_BASE + 0x1DE)
+#define DI_HFRCO_CALIB_BAND_14		MMIO8(DI_BASE + 0x1DF)
+#define DI_HFRCO_CALIB_BAND_21		MMIO8(DI_BASE + 0x1E0)
+#define DI_HFRCO_CALIB_BAND_28		MMIO8(DI_BASE + 0x1E1)
+#define DI_MEM_INFO_PAGE_SIZE		MMIO8(DI_BASE + 0x1E7)
+#define DI_RADIO_ID                     MMIO16(DI_BASE + 0x1EE)
+#define DI_UNIQUE_0			MMIO32(DI_BASE + 0x1F0)
+#define DI_UNIQUE_1			MMIO32(DI_BASE + 0x1F4)
+#define DI_MEM_INFO_FLASH		MMIO16(DI_BASE + 0x1F8)
+#define DI_MEM_INFO_RAM			MMIO16(DI_BASE + 0x1FA)
+#define DI_PART_NUMBER			MMIO16(DI_BASE + 0x1FC)
+#define DI_PART_FAMILY			MMIO8(DI_BASE + 0x1FE)
+#define DI_PROD_REV			MMIO8(DI_BASE + 0x1FF)
+
+#define AES_BASE			(PERIPH_BASE + 0xE0000)
+#define RMU_BASE			(PERIPH_BASE + 0xCA000)
+#define CMU_BASE			(PERIPH_BASE + 0xC8000)
+#define EMU_BASE			(PERIPH_BASE + 0xC6000)
+#define USB_BASE			(PERIPH_BASE + 0xC4000)
+#define DMA_BASE			(PERIPH_BASE + 0xC2000)
+#define MSC_BASE			(PERIPH_BASE + 0xC0000)
+#define LESENSE_BASE			(PERIPH_BASE + 0x8C000)
+#define WDOG_BASE			(PERIPH_BASE + 0x88000)
+#define PCNT2_BASE			(PERIPH_BASE + 0x86800)
+#define PCNT1_BASE			(PERIPH_BASE + 0x86400)
+#define PCNT0_BASE			(PERIPH_BASE + 0x86000)
+#define LEUART1_BASE			(PERIPH_BASE + 0x84400)
+#define LEUART0_BASE			(PERIPH_BASE + 0x84000)
+#define LETIMER0_BASE			(PERIPH_BASE + 0x82000)
+#define BURTC_BASE			(PERIPH_BASE + 0x81000)
+#define RTC_BASE			(PERIPH_BASE + 0x80000)
+#define PRS_BASE			(PERIPH_BASE + 0xCC000)
+#define TIMER3_BASE			(PERIPH_BASE + 0x10C00)
+#define TIMER2_BASE			(PERIPH_BASE + 0x10800)
+#define TIMER1_BASE			(PERIPH_BASE + 0x10400)
+#define TIMER0_BASE			(PERIPH_BASE + 0x10000)
+#define UART1_BASE			(PERIPH_BASE + 0x0E400)
+#define UART0_BASE			(PERIPH_BASE + 0x0E000)
+#define USART2_BASE			(PERIPH_BASE + 0x0C800)
+#define USART1_BASE			(PERIPH_BASE + 0x0C400)
+#define USARTRF0_BASE			(PERIPH_BASE + 0x0C000)
+#define I2C1_BASE			(PERIPH_BASE + 0x0A400)
+#define I2C0_BASE			(PERIPH_BASE + 0x0A000)
+#define GPIO_BASE			(PERIPH_BASE + 0x06000)
+#define DAC0_BASE			(PERIPH_BASE + 0x04000)
+#define ADC0_BASE			(PERIPH_BASE + 0x02000)
+#define ACMP1_BASE			(PERIPH_BASE + 0x01400)
+#define ACMP0_BASE			(PERIPH_BASE + 0x01000)
+#define VCMP_BASE			(PERIPH_BASE + 0x00000)
+
+#endif

include/libopencm3/efm32/ezr32wg/msc.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_MSC_H
+#define LIBOPENCM3_EFM32_EZR32WG_MSC_H
+
+#include <libopencm3/efm32/common/msc_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/opamp.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_OPAMP_H
+#define LIBOPENCM3_EFM32_EZR32WG_OPAMP_H
+
+#include <libopencm3/efm32/common/opamp_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/prs.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_PRS_H
+#define LIBOPENCM3_EFM32_EZR32WG_PRS_H
+
+#include <libopencm3/efm32/common/prs_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/rmu.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_RMU_H
+#define LIBOPENCM3_EFM32_EZR32WG_RMU_H
+
+#include <libopencm3/efm32/common/rmu_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/rtc.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_RTC_H
+#define LIBOPENCM3_EFM32_EZR32WG_RTC_H
+
+#include <libopencm3/efm32/common/rtc_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/timer.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_TIMER_H
+#define LIBOPENCM3_EFM32_EZR32WG_TIMER_H
+
+#include <libopencm3/efm32/common/timer_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/uart.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_UART_H
+#define LIBOPENCM3_EFM32_EZR32WG_UART_H
+
+#include <libopencm3/efm32/common/uart_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/usart.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_USART_H
+#define LIBOPENCM3_EFM32_EZR32WG_USART_H
+
+#include <libopencm3/efm32/common/usart_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/usb.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_USB_H
+#define LIBOPENCM3_EFM32_EZR32WG_USB_H
+
+#include <libopencm3/efm32/common/usb_common.h>
+
+#endif

include/libopencm3/efm32/ezr32wg/wdog.h

@@ -0,0 +1,25 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2016 Bob Miller <kbob@jogger-egg.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBOPENCM3_EFM32_EZR32WG_WDOG_H
+#define LIBOPENCM3_EFM32_EZR32WG_WDOG_H
+
+#include <libopencm3/efm32/common/wdog_common.h>
+
+#endif

include/libopencm3/efm32/gpio.h

@@ -23,6 +23,8 @@
 #	include <libopencm3/efm32/hg/gpio.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/gpio.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/gpio.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/i2c.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/i2c.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/i2c.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/i2c.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/letimer.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/letimer.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/letimer.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/letimer.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/lg/irq.json

@@ -38,7 +38,8 @@
         "lcd", 
         "msc", 
         "aes", 
-        "ebi"
+        "ebi",
+        "emu"
     ], 
     "partname_humanreadable": "EFM32 Leopard Gecko series", 
     "partname_doxygen": "EFM32LG", 

include/libopencm3/efm32/memorymap.h

@@ -35,6 +35,8 @@
 #	include <libopencm3/efm32/hg/memorymap.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/memorymap.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/memorymap.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/msc.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/msc.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/msc.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/msc.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/opamp.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/opamp.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/opamp.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/opamp.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/prs.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/prs.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/prs.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/prs.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/rmu.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/rmu.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/rmu.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/rmu.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/rtc.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/rtc.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/rtc.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/rtc.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/timer.h

@@ -23,6 +23,8 @@
 #	include <libopencm3/efm32/hg/timer.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/timer.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/timer.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/uart.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/uart.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/uart.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/uart.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/usart.h

@@ -21,6 +21,8 @@
 #	include <libopencm3/efm32/lg/usart.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/usart.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/usart.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/usb.h

@@ -23,6 +23,8 @@
 #	include <libopencm3/efm32/hg/usb.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/usb.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/usb.h>
 #else
 #	error "efm32 family not defined."
 #endif

include/libopencm3/efm32/wdog.h

@@ -23,6 +23,8 @@
 #	include <libopencm3/efm32/hg/wdog.h>
 #elif defined(EFM32WG)
 #	include <libopencm3/efm32/wg/wdog.h>
+#elif defined(EZR32WG)
+#	include <libopencm3/efm32/ezr32wg/wdog.h>
 #else
 #	error "efm32 family not defined."
 #endif

lib/dispatch/vector_nvic.c

@@ -29,6 +29,8 @@
 #	include "../efm32/hg/vector_nvic.c"
 #elif defined(EFM32WG)
 #	include "../efm32/wg/vector_nvic.c"
+#elif defined(EZR32WG)
+#	include "../efm32/ezr32wg/vector_nvic.c"
 
 #elif defined(LPC13XX)
 #	include "../lpc13xx/vector_nvic.c"

lib/efm32/ezr32wg/Makefile

@@ -0,0 +1,51 @@
+##
+## This file is part of the libopencm3 project.
+##
+## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+## Copyright (C) 2012 chrysn <chrysn@fsfe.org>
+## Copyright (C) 2015 Kuldeep Singh Dhaka <kuldeepdhaka9@gmail.com>
+##
+## This library is free software: you can redistribute it and/or modify
+## it under the terms of the GNU Lesser General Public License as published by
+## the Free Software Foundation, either version 3 of the License, or
+## (at your option) any later version.
+##
+## This library 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 Lesser General Public License for more details.
+##
+## You should have received a copy of the GNU Lesser General Public License
+## along with this library. If not, see <http://www.gnu.org/licenses/>.
+##
+
+LIBNAME		= libopencm3_ezr32wg
+SRCLIBDIR	?= ../..
+FAMILY		= EZR32WG
+
+PREFIX		?= arm-none-eabi
+#PREFIX		?= arm-elf
+CC		= $(PREFIX)-gcc
+AR		= $(PREFIX)-ar
+TGT_CFLAGS	= -Os \
+		  -Wall -Wextra -Wimplicit-function-declaration \
+		  -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes \
+		  -Wundef -Wshadow \
+		  -I../../../include -fno-common \
+		  -mcpu=cortex-m4 $(FP_FLAGS) -mthumb -Wstrict-prototypes \
+		  -ffunction-sections -fdata-sections -MD -D$(FAMILY)
+TGT_CFLAGS      += $(DEBUG_FLAGS)
+# ARFLAGS	= rcsv
+ARFLAGS		= rcs
+OBJS		=
+
+OBJS		= gpio_common.o cmu_common.o prs_common.o
+OBJS		+= adc_common.o dma_common.o timer_common.o
+OBJS		+= dac_common.o
+
+OBJS            += usb.o usb_control.o usb_standard.o
+OBJS            += usb_efm32.o
+
+VPATH += ../../usb:../:../../cm3:../common
+
+include ../../Makefile.include

lib/efm32/ezr32wg/libopencm3_ezr32wg.ld

@@ -0,0 +1,106 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Generic linker script for EFM32 targets using libopencm3. */
+
+/* Memory regions must be defined in the ld script which includes this one. */
+
+/* Enforce emmition of the vector table. */
+EXTERN (vector_table)
+
+/* Define the entry point of the output file. */
+ENTRY(reset_handler)
+
+/* Define sections. */
+SECTIONS
+{
+	.text : {
+		*(.vectors)	/* Vector table */
+		*(.text*)	/* Program code */
+		. = ALIGN(4);
+		*(.rodata*)	/* Read-only data */
+		. = ALIGN(4);
+	} >rom
+
+	/* C++ Static constructors/destructors, also used for __attribute__
+	 * ((constructor)) and the likes */
+	.preinit_array : {
+		. = ALIGN(4);
+		__preinit_array_start = .;
+		KEEP (*(.preinit_array))
+		__preinit_array_end = .;
+	} >rom
+	.init_array : {
+		. = ALIGN(4);
+		__init_array_start = .;
+		KEEP (*(SORT(.init_array.*)))
+		KEEP (*(.init_array))
+		__init_array_end = .;
+	} >rom
+	.fini_array : {
+		. = ALIGN(4);
+		__fini_array_start = .;
+		KEEP (*(.fini_array))
+		KEEP (*(SORT(.fini_array.*)))
+		__fini_array_end = .;
+	} >rom
+
+	/*
+	 * Another section used by C++ stuff, appears when using newlib with
+	 * 64bit (long long) printf support
+	 */
+	.ARM.extab : {
+		*(.ARM.extab*)
+	} >rom
+	.ARM.exidx : {
+		__exidx_start = .;
+		*(.ARM.exidx*)
+		__exidx_end = .;
+	} >rom
+
+	. = ALIGN(4);
+	_etext = .;
+
+	.data : {
+		_data = .;
+		*(.data*)	/* Read-write initialized data */
+		. = ALIGN(4);
+		_edata = .;
+	} >ram AT >rom
+	_data_loadaddr = LOADADDR(.data);
+
+	.bss : {
+		*(.bss*)	/* Read-write zero initialized data */
+		*(COMMON)
+		. = ALIGN(4);
+		_ebss = .;
+	} >ram
+
+	/*
+	 * The .eh_frame section appears to be used for C++ exception handling.
+	 * You may need to fix this if you're using C++.
+	 */
+	/DISCARD/ : { *(.eh_frame) }
+
+	. = ALIGN(4);
+	end = .;
+}
+
+PROVIDE(_stack = ORIGIN(ram) + LENGTH(ram));
+