TQM8xx: Fix CFI flash driver support for all TQM8xx based boards

After switching to using the CFI flash driver, the correct remapping
of the flash banks was forgotten.

Also, some boards were not adapted, and the old legacy flash driver
was not removed yet.

Signed-off-by: Wolfgang Denk <wd@denx.de>

1 files changed, 92 insertions, 31 deletions

diff --git a/board/tqc/tqm8xx/tqm8xx.c b/board/tqc/tqm8xx/tqm8xx.c
index 96b6103..59bbdbc 100644
--- a/board/tqc/tqm8xx/tqm8xx.c
+++ b/board/tqc/tqm8xx/tqm8xx.c
@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2000-2006
+ * (C) Copyright 2000-2008
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -21,16 +21,14 @@
  * MA 02111-1307 USA
  */
 
-#if 0
-#define DEBUG
-#endif
-
 #include <common.h>
 #include <mpc8xx.h>
 #ifdef CONFIG_PS2MULT
 #include <ps2mult.h>
 #endif
 
+extern flash_info_t flash_info[];	/* FLASH chips info */
+
 DECLARE_GLOBAL_DATA_PTR;
 
 static long int dram_size (long int, long int *, long int);
@@ -451,24 +449,107 @@ int board_early_init_r (void)
 
 #endif /* CONFIG_PS2MULT */
 
-/* ---------------------------------------------------------------------------- */
-/* HMI10 specific stuff								*/
-/* ---------------------------------------------------------------------------- */
-#ifdef CONFIG_HMI10
 
+#ifdef CONFIG_MISC_INIT_R
 int misc_init_r (void)
 {
-# ifdef CONFIG_IDE_LED
-	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile immap_t     *immap  = (immap_t *)CFG_IMMR;
+	volatile memctl8xx_t *memctl = &immap->im_memctl;
+
+#ifdef	CFG_OR_TIMING_FLASH_AT_50MHZ
+	int scy, trlx, flash_or_timing, clk_diff;
+
+	scy = (CFG_OR_TIMING_FLASH_AT_50MHZ & OR_SCY_MSK) >> 4;
+	if (CFG_OR_TIMING_FLASH_AT_50MHZ & OR_TRLX) {
+		trlx = OR_TRLX;
+		scy *= 2;
+	} else
+		trlx = 0;
+
+		/*
+		 * We assume that each 10MHz of bus clock require 1-clk SCY
+		 * adjustment.
+		 */
+	clk_diff = (gd->bus_clk / 1000000) - 50;
+
+		/*
+		 * We need proper rounding here. This is what the "+5" and "-5"
+		 * are here for.
+		 */
+	if (clk_diff >= 0)
+		scy += (clk_diff + 5) / 10;
+	else
+		scy += (clk_diff - 5) / 10;
+
+		/*
+		 * For bus frequencies above 50MHz, we want to use relaxed timing
+		 * (OR_TRLX).
+		 */
+	if (gd->bus_clk >= 50000000)
+		trlx = OR_TRLX;
+	else
+		trlx = 0;
+
+	if (trlx)
+		scy /= 2;
+
+	if (scy > 0xf)
+		scy = 0xf;
+	if (scy < 1)
+		scy = 1;
+
+	flash_or_timing = (scy << 4) | trlx |
+	                  (CFG_OR_TIMING_FLASH_AT_50MHZ & ~(OR_TRLX | OR_SCY_MSK));
+
+	memctl->memc_or0 = flash_or_timing | (-flash_info[0].size & OR_AM_MSK);
+#else
+	memctl->memc_or0 = CFG_OR_TIMING_FLASH | (-flash_info[0].size & OR_AM_MSK);
+#endif
+	memctl->memc_br0 = (CFG_FLASH_BASE & BR_BA_MSK) | BR_MS_GPCM | BR_V;
+
+	debug ("## BR0: 0x%08x    OR0: 0x%08x\n",
+		memctl->memc_br0, memctl->memc_or0);
 
+	if (flash_info[1].size) {
+#ifdef	CFG_OR_TIMING_FLASH_AT_50MHZ
+		memctl->memc_or1 = flash_or_timing |
+				   (-flash_info[1].size & 0xFFFF8000);
+#else
+		memctl->memc_or1 = CFG_OR_TIMING_FLASH |
+				   (-flash_info[1].size & 0xFFFF8000);
+#endif
+		memctl->memc_br1 = ((CFG_FLASH_BASE + flash_info[0].size) & BR_BA_MSK) |
+				    BR_MS_GPCM | BR_V;
+
+		debug ("## BR1: 0x%08x    OR1: 0x%08x\n",
+			memctl->memc_br1, memctl->memc_or1);
+	} else {
+		memctl->memc_br1 = 0;		/* invalidate bank */
+
+		debug ("## DISABLE BR1: 0x%08x    OR1: 0x%08x\n",
+			memctl->memc_br1, memctl->memc_or1);
+	}
+
+# ifdef CONFIG_IDE_LED
 	/* Configure PA15 as output port */
 	immap->im_ioport.iop_padir |= 0x0001;
 	immap->im_ioport.iop_paodr |= 0x0001;
 	immap->im_ioport.iop_papar &= ~0x0001;
 	immap->im_ioport.iop_padat &= ~0x0001;	/* turn it off */
 # endif
+
+#ifdef CONFIG_NSCU
+	/* wake up ethernet module */
+	immap->im_ioport.iop_pcpar &= ~0x0004; /* GPIO pin	*/
+	immap->im_ioport.iop_pcdir |=  0x0004; /* output	*/
+	immap->im_ioport.iop_pcso  &= ~0x0004; /* for clarity	*/
+	immap->im_ioport.iop_pcdat |=  0x0004; /* enable	*/
+#endif	/* CONFIG_NSCU */
+
 	return (0);
 }
+#endif	/* CONFIG_MISC_INIT_R */
+
 
 # ifdef CONFIG_IDE_LED
 void ide_led (uchar led, uchar status)
@@ -483,26 +564,6 @@ void ide_led (uchar led, uchar status)
 	}
 }
 # endif
-#endif	/* CONFIG_HMI10 */
-
-/* ---------------------------------------------------------------------------- */
-/* NSCU specific stuff								*/
-/* ---------------------------------------------------------------------------- */
-#ifdef CONFIG_NSCU
-
-int misc_init_r (void)
-{
-	volatile immap_t *immr = (immap_t *) CFG_IMMR;
-
-	/* wake up ethernet module */
-	immr->im_ioport.iop_pcpar &= ~0x0004; /* GPIO pin	*/
-	immr->im_ioport.iop_pcdir |=  0x0004; /* output		*/
-	immr->im_ioport.iop_pcso  &= ~0x0004; /* for clarity	*/
-	immr->im_ioport.iop_pcdat |=  0x0004; /* enable		*/
-
-	return (0);
-}
-#endif	/* CONFIG_NSCU */
 
 /* ---------------------------------------------------------------------------- */
 /* TK885D specific initializaion						*/