2009-08-28  Nick Garnett  <nickg@ecoscentric.com>

	* src/lm3s_misc.c (hal_lm3s_gpio_set): Fix some problems in GPIO
	configury.

	* include/var_io.h (CYGHWR_HAL_LM3S_GPIO): Add drive parameter,
	and change all calls to match.
	Add I2C, SPI and ethernet definitions.
	
	* src/lm3s_i2c.c: 
	* cdl/hal_cortexm_lm3s.cdl: Add I2C support.

	* doc/lm3s.sgml: Add variant documentation.

2009-07-30  Nick Garnett  <nickg@ecoscentric.com>

	* cdl/hal_cortexm_lm3s.cdl:
	* include/hal_cache.h:
	* include/hal_diag.h:
	* include/plf_stub.h:
	* include/var_arch.h:
	* include/var_intr.h:
	* include/var_io.h:
	* include/variant.inc:
	* src/hal_diag.c:
	* src/lm3s_misc.c:
	New package -- Luminary Micro LM3S variant HAL.

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