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efm32: some more cmu registers and doxygen update

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This commit is contained in:
chrysn 2012-03-03 20:19:03 +01:00
parent 78c93dc779
commit cdf36e6c8e
1 changed files with 30 additions and 8 deletions
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38
include/libopencm3/efm32/tinygecko/cmu.h
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@ -18,16 +18,17 @@
*/ */
/** @file /** @file
* * @see EFM32TG_CMU
* Definitions for the CMU (Clock Management Unit). */
/** Definitions for the CMU (Clock Management Unit).
* *
* This corresponds to the description in d0034_efm32tg_reference_manual.pdf * This corresponds to the description in d0034_efm32tg_reference_manual.pdf
* section 11. * section 11.
* *
* @see CMU_registers * @defgroup EFM32TG_CMU EFM32 Tiny Geco CMU
* @{
*/ */
/* FIXME: i'd prefer not to @see CMU_registers but have some direct link placed
* automatically from a file to its groups */
#ifndef LIBOPENCM3_EFM32_TINYGECKO_CMU_H #ifndef LIBOPENCM3_EFM32_TINYGECKO_CMU_H
#define LIBOPENCM3_EFM32_TINYGECKO_CMU_H #define LIBOPENCM3_EFM32_TINYGECKO_CMU_H
@ -35,10 +36,17 @@
#include <libopencm3/cm3/common.h> #include <libopencm3/cm3/common.h>
#include <libopencm3/efm32/memorymap.h> #include <libopencm3/efm32/memorymap.h>
/** Register definitions and register value definitions for the CMU subsystem
*
* @defgroup EFM32TG_CMU_regsandvals EFM32 Tiny Gecko CMU registers and values
* @{
*/
/** These definitions reflect d0034_efm32tg_reference_manual.pdf section 11.4. /** These definitions reflect d0034_efm32tg_reference_manual.pdf section 11.4.
* *
* @defgroup CMU_registers CMU registers * @defgroup EFM32TG_CMU_registers EFM32 Tiny Gecko CMU registers
* @{ */ * @{
*/
#define CMU_CTRL MMIO32(CMU_BASE + 0x000) #define CMU_CTRL MMIO32(CMU_BASE + 0x000)
#define CMU_HFCORECLKDIV MMIO32(CMU_BASE + 0x004) #define CMU_HFCORECLKDIV MMIO32(CMU_BASE + 0x004)
@ -71,6 +79,10 @@
/** @} */ /** @} */
/** @} */
/** @} */
/** /**
* This section is incomplete because i'm impatient and want a working result * This section is incomplete because i'm impatient and want a working result
* quickly * quickly
@ -78,6 +90,16 @@
* @todo Include all bits and bit groups from the manual. * @todo Include all bits and bit groups from the manual.
*/ */
#define CMU_HFPERCLKEN0_GPIO (1<<6) #define CMU_HFPERCLKEN0_GPIO (1<<6)
#define CMU_LFCLKSEL_LFB_DISABLED (0<<2)
#define CMU_LFCLKSEL_LFB_LFRCO (1<<2)
#define CMU_LFCLKSEL_LFB_LFXO (2<<2)
#define CMU_LFCLKSEL_LFB_HFCORECLKLEDIV2 (3<<2)
#define CMU_LFCLKSEL_LFB_MASK (0x03<<2)
#define CMU_LFCLKSEL_LFA_DISABLED 0
#define CMU_LFCLKSEL_LFA_LFRCO 1
#define CMU_LFCLKSEL_LFA_LFXO 2
#define CMU_LFCLKSEL_LFA_HFCORECLKLEDIV2 3
#define CMU_LFCLKSEL_LFA_MASK 0x03
#endif #endif