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authorwdenk <wdenk>2004-06-17 18:50:45 +0000
committerwdenk <wdenk>2004-06-17 18:50:45 +0000
commit46a414dc12c7809ac3c3e82b6198a1f435d7489f (patch)
tree1f72a6b74f5f0447ea5369194f7325b1f51092b1
parentf832d8a1432da791b94b820ccf2c7864708c5631 (diff)
downloadu-boot-linaro-stable-46a414dc12c7809ac3c3e82b6198a1f435d7489f.tar.gz
* Fix flash parameters passed to Linux for PPChameleon board
* Remove eth_init() from lib_arm/board.c; it's done in net.net.c.
-rw-r--r--CHANGELOG4
-rw-r--r--board/dave/PPChameleonEVB/PPChameleonEVB.c8
-rw-r--r--board/dave/PPChameleonEVB/flash.c20
-rw-r--r--cpu/ppc4xx/405gp_enet.c2
-rw-r--r--include/configs/FPS850L.h55
-rw-r--r--lib_arm/board.c1
6 files changed, 65 insertions, 25 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 30dc3a31d..f923382e1 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,10 @@
Changes since U-Boot 1.1.1:
======================================================================
+* Fix flash parameters passed to Linux for PPChameleon board
+
+* Remove eth_init() from lib_arm/board.c; it's done in net.net.c.
+
* Patch by Paul Ruhland, 10 Jun 2004:
fix support for Logic SDK-LH7A404 board and clean up the
LH7A404 register macros.
diff --git a/board/dave/PPChameleonEVB/PPChameleonEVB.c b/board/dave/PPChameleonEVB/PPChameleonEVB.c
index 603bb1e12..b08b11960 100644
--- a/board/dave/PPChameleonEVB/PPChameleonEVB.c
+++ b/board/dave/PPChameleonEVB/PPChameleonEVB.c
@@ -96,11 +96,15 @@ int misc_init_f (void)
return 0; /* dummy implementation */
}
+extern flash_info_t flash_info[]; /* info for FLASH chips */
int misc_init_r (void)
{
-#if 0 /* test-only */
DECLARE_GLOBAL_DATA_PTR;
+
+ /* adjust flash start and size as well as the offset */
+ gd->bd->bi_flashstart = 0 - flash_info[0].size;
+ gd->bd->bi_flashoffset= flash_info[0].size - CFG_MONITOR_LEN;
#if 0
volatile unsigned short *fpga_mode =
(unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL);
@@ -192,8 +196,6 @@ int misc_init_r (void)
*duart0_mcr = 0x08;
*duart1_mcr = 0x08;
#endif
-#endif
-
return (0);
}
diff --git a/board/dave/PPChameleonEVB/flash.c b/board/dave/PPChameleonEVB/flash.c
index d57c58d80..5f67360a4 100644
--- a/board/dave/PPChameleonEVB/flash.c
+++ b/board/dave/PPChameleonEVB/flash.c
@@ -44,10 +44,10 @@ unsigned long flash_init (void)
#ifdef __DEBUG_START_FROM_SRAM__
return CFG_DUMMY_FLASH_SIZE;
#else
- unsigned long size_b0;
+ unsigned long size;
int i;
uint pbcr;
- unsigned long base_b0;
+ unsigned long base;
int size_val = 0;
/* Init: no FLASHes known */
@@ -57,22 +57,22 @@ unsigned long flash_init (void)
/* Static FLASH Bank configuration here - FIXME XXX */
- size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
+ size = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
- size_b0, size_b0<<20);
+ size, size<<20);
}
/* Setup offsets */
- flash_get_offsets (-size_b0, &flash_info[0]);
+ flash_get_offsets (-size, &flash_info[0]);
/* Re-do sizing to get full correct info */
mtdcr(ebccfga, pb0cr);
pbcr = mfdcr(ebccfgd);
mtdcr(ebccfga, pb0cr);
- base_b0 = -size_b0;
- switch (size_b0) {
+ base = -size;
+ switch (size) {
case 1 << 20:
size_val = 0;
break;
@@ -89,7 +89,7 @@ unsigned long flash_init (void)
size_val = 4;
break;
}
- pbcr = (pbcr & 0x0001ffff) | base_b0 | (size_val << 17);
+ pbcr = (pbcr & 0x0001ffff) | base | (size_val << 17);
mtdcr(ebccfgd, pbcr);
/* Monitor protection ON by default */
@@ -98,8 +98,8 @@ unsigned long flash_init (void)
0xffffffff,
&flash_info[0]);
- flash_info[0].size = size_b0;
+ flash_info[0].size = size;
- return (size_b0);
+ return (size);
#endif
}
diff --git a/cpu/ppc4xx/405gp_enet.c b/cpu/ppc4xx/405gp_enet.c
index da4555852..572af621c 100644
--- a/cpu/ppc4xx/405gp_enet.c
+++ b/cpu/ppc4xx/405gp_enet.c
@@ -414,6 +414,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
out32 (EMAC_IAL + hw_p->hw_addr, reg);
switch (devnum) {
+#if defined(CONFIG_NET_MULTI)
case 1:
/* setup MAL tx & rx channel pointers */
/* For 405EP, the EMAC1 tx channel 0 is MAL tx channel 2 */
@@ -422,6 +423,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* set RX buffer size */
mtdcr (malrcbs1, ENET_MAX_MTU_ALIGNED / 16);
break;
+#endif
case 0:
default:
/* setup MAL tx & rx channel pointers */
diff --git a/include/configs/FPS850L.h b/include/configs/FPS850L.h
index 89a4d437b..0dd21bc61 100644
--- a/include/configs/FPS850L.h
+++ b/include/configs/FPS850L.h
@@ -121,11 +121,7 @@
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_FLASH_BASE 0x40000000
-#ifdef DEBUG
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
-#else
-#define CFG_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
-#endif
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
@@ -135,11 +131,12 @@
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+
/*-----------------------------------------------------------------------
* FLASH organization
*/
#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
-#define CFG_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
+#define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
@@ -148,6 +145,10 @@
#define CFG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
+/* Address and size of Redundant Environment Sector */
+#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SIZE)
+#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
+
/*-----------------------------------------------------------------------
* Hardware Information Block
*/
@@ -260,9 +261,11 @@
#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
-/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
-#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
- OR_SCY_5_CLK | OR_EHTR)
+/*
+ * FLASH timing:
+ */
+#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
+ OR_SCY_3_CLK | OR_EHTR | OR_BI)
#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
@@ -291,12 +294,42 @@
/*
* Memory Periodic Timer Prescaler
+ *
+ * The Divider for PTA (refresh timer) configuration is based on an
+ * example SDRAM configuration (64 MBit, one bank). The adjustment to
+ * the number of chip selects (NCS) and the actually needed refresh
+ * rate is done by setting MPTPR.
+ *
+ * PTA is calculated from
+ * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
+ *
+ * gclk CPU clock (not bus clock!)
+ * Trefresh Refresh cycle * 4 (four word bursts used)
+ *
+ * 4096 Rows from SDRAM example configuration
+ * 1000 factor s -> ms
+ * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
+ * 4 Number of refresh cycles per period
+ * 64 Refresh cycle in ms per number of rows
+ * --------------------------------------------
+ * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
+ *
+ * 50 MHz => 50.000.000 / Divider = 98
+ * 66 Mhz => 66.000.000 / Divider = 129
+ * 80 Mhz => 80.000.000 / Divider = 156
*/
-/* periodic timer for refresh */
-#define CFG_MAMR_PTA 97 /* start with divider for 100 MHz */
+#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
+#define CFG_MAMR_PTA 98
-/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
+/*
+ * For 16 MBit, refresh rates could be 31.3 us
+ * (= 64 ms / 2K = 125 / quad bursts).
+ * For a simpler initialization, 15.6 us is used instead.
+ *
+ * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
+ * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
+ */
#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
diff --git a/lib_arm/board.c b/lib_arm/board.c
index bba944af3..e97e158bf 100644
--- a/lib_arm/board.c
+++ b/lib_arm/board.c
@@ -310,7 +310,6 @@ void start_armboot (void)
if (getenv ("ethaddr")) {
smc_set_mac_addr(gd->bd->bi_enetaddr);
}
- eth_init(gd->bd);
#endif /* CONFIG_DRIVER_SMC91111 || CONFIG_DRIVER_LAN91C96 */
/* Initialize from environment */