Clean up the TQM8xx_YYMHz configurations; allow to use the same
binary image for all clock frequencies. Implement run-time
optimization of flash access timing based on the actual bus
frequency.
diff --git a/include/configs/TQM862L.h b/include/configs/TQM862L.h
index 84570c1..595d4a2 100644
--- a/include/configs/TQM862L.h
+++ b/include/configs/TQM862L.h
@@ -252,16 +252,8 @@
*-----------------------------------------------------------------------
* Reset PLL lock status sticky bit, timer expired status bit and timer
* interrupt status bit
- *
- * If this is a 80 MHz or 100 MHz CPU,
- * set PLL multiplication factor to 5 (5 * 16 = 80, 5 * 20 = 100)
*/
-#if defined(CONFIG_80MHz) || defined(CONFIG_100MHz)
-#define CFG_PLPRCR \
- ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
-#else /* up to 66 MHz we use a 1:1 clock */
#define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
-#endif /* CONFIG_80MHz | CONFIG_100MHz */
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register 15-27
@@ -270,17 +262,9 @@
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF11
-#if defined(CONFIG_80MHz) || defined(CONFIG_100MHz) /* use 16/20 MHz * 5 */
-#define CFG_SCCR (/* SCCR_TBS | */ \
- SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
+#define CFG_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
SCCR_DFALCD00)
-#else /* up to 66 MHz we use a 1:1 clock */
-#define CFG_SCCR (SCCR_TBS | \
- SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
- SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
- SCCR_DFALCD00)
-#endif /* CONFIG_80MHz | CONFIG_100MHz */
/*-----------------------------------------------------------------------
* PCMCIA stuff
@@ -349,24 +333,8 @@
/*
* FLASH timing:
*/
-#if defined(CONFIG_100MHz)
-/* 100 MHz CPU - 50 MHz bus:
- * ACS = 01, TRLX = 0, CSNT = 0, SCY = 7, EHTR = 0 */
-#define CFG_OR_TIMING_FLASH (OR_ACS_DIV4 | OR_SCY_7_CLK | OR_BI)
-#elif defined(CONFIG_80MHz)
-/* 80 MHz CPU - 40 MHz bus:
- * ACS = 00, TRLX = 0, CSNT = 1, SCY = 3, EHTR = 1 */
-#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | 0 | OR_CSNT_SAM | \
- OR_SCY_3_CLK | OR_EHTR | OR_BI)
-#elif defined(CONFIG_66MHz)
-/* 66 MHz CPU - 66 MHz bus: ACS = 00, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 */
#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
OR_SCY_3_CLK | OR_EHTR | OR_BI)
-#else /* 50 MHz */
-/* 50 MHz CPU - 50 MHz bus: ACS = 00, TRLX = 1, CSNT = 1, SCY = 2, EHTR = 1 */
-#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
- OR_SCY_2_CLK | OR_EHTR | OR_BI)
-#endif /*CONFIG_??MHz */
#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
@@ -428,15 +396,9 @@
* 80 Mhz => 80.000.000 / Divider = 156
* 100 Mhz => 100.000.000 / Divider = 195
*/
-#if defined(CONFIG_100MHz)
-#define CFG_MAMR_PTA 195
-#elif defined(CONFIG_80MHz)
-#define CFG_MAMR_PTA 156
-#elif defined(CONFIG_66MHz)
-#define CFG_MAMR_PTA 129
-#else /* 50 MHz */
-#define CFG_MAMR_PTA 98
-#endif /*CONFIG_??MHz */
+
+#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
+#define CFG_MAMR_PTA 98
/*
* For 16 MBit, refresh rates could be 31.3 us