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LaunchXL-TMS57004: Add clock frequency definitions to board.h

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This commit is contained in:
Gregory Nutt
2015-12-23 09:46:17 -06:00
parent 531c290009
commit c56a49e9e0
1 changed files with 20 additions and 7 deletions
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configs/launchxl-tms57004/include/board.h
+20 -7
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@@ -102,16 +102,29 @@
* Fpllclock = 160 MHz / 2 = 80 MHz * Fpllclock = 160 MHz / 2 = 80 MHz
*/ */
#define BOARD_PLL_NR 6 /* REFCLKDIV = 5 */ #define BOARD_PLL_NR 6 /* REFCLKDIV = 5 */
#define BOARD_PLL_NF 120 /* PLLMUL = 119 * 256 */ #define BOARD_PLL_NF 120 /* PLLMUL = 119 * 256 */
#define BOARD_PLL_OD 2 /* ODPLL = 1 */ #define BOARD_PLL_OD 2 /* ODPLL = 1 */
#define BOARD_PLL_R 2 /* PLLDIV = 1 */ #define BOARD_PLL_R 2 /* PLLDIV = 1 */
#define BOARD_PLL_FREQUENCY 80000000
/* Resulting frequencies:
*
* GCLK and HCLK are both driven by PLL1.
* VCLK is driven by HCLK (optionally by HCLK/2)
* RTICLK source is VCLK/2 (optionally from VCLK)
*/
#define BOARD_GCLK_FREQUENCY BOARD_PLL_FREQUENCY
#define BOARD_HCLK_FREQUENCY BOARD_PLL_FREQUENCY
#define BOARD_VCLK_FREQUENCY BOARD_HCLK_FREQUENCY
#define BOARD_RTICLK_FREQUENCY (BOARD_VCLK_FREQUENCY / 2)
/* FLASH wait states */ /* FLASH wait states */
#define BOARD_ASWAIT 0 /* No address setup wait states */ #define BOARD_ASWAIT 0 /* No address setup wait states */
#define BOARD_RWAIT 1 /* One read access wait state */ #define BOARD_RWAIT 1 /* One read access wait state */
#define BOARD_EWAIT 4 /* Four wait states for EEPROM access */ #define BOARD_EWAIT 4 /* Four wait states for EEPROM access */
/* PIN Multiplexor Initializer ******************************************************/ /* PIN Multiplexor Initializer ******************************************************/