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-rw-r--r--board/esd/common/cmd_loadpci.c2
-rw-r--r--board/esd/du440/du440.c28
-rw-r--r--board/esd/pmc440/cmd_pmc440.c10
-rw-r--r--board/esd/pmc440/init.S11
-rw-r--r--board/esd/pmc440/pmc440.c32
-rw-r--r--board/esd/pmc440/sdram.c82
6 files changed, 97 insertions, 68 deletions
diff --git a/board/esd/common/cmd_loadpci.c b/board/esd/common/cmd_loadpci.c
index 47e946f..eecae0a 100644
--- a/board/esd/common/cmd_loadpci.c
+++ b/board/esd/common/cmd_loadpci.c
@@ -48,7 +48,7 @@ int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
u32 la, ptm1la;
#if defined(CONFIG_440)
- ptm1la = in32r(PCIX0_PTM1LA);
+ ptm1la = in32r(PCIL0_PTM1LA);
#else
ptm1la = in32r(PTM1LA);
#endif
diff --git a/board/esd/du440/du440.c b/board/esd/du440/du440.c
index 056f455..d0e52cb 100644
--- a/board/esd/du440/du440.c
+++ b/board/esd/du440/du440.c
@@ -435,26 +435,26 @@ void pci_target_init(struct pci_controller *hose)
* Use byte reversed out routines to handle endianess.
* Make this region non-prefetchable.
*/
- out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */
+ out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */
/* - disabled b4 setting */
- out32r(PCIX0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
- out32r(PCIX0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
- out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
- out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, */
+ out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, */
/* and enable region */
- out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute */
+ out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute */
/* - disabled b4 setting */
- out32r(PCIX0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */
- out32r(PCIX0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */
- out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */
- out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, */
+ out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */
+ out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */
+ out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, */
/* and enable region */
- out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */
- out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */
- out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */
- out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */
+ out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */
+ out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */
+ out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */
+ out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */
/*
* Set up Configuration registers
diff --git a/board/esd/pmc440/cmd_pmc440.c b/board/esd/pmc440/cmd_pmc440.c
index 1af431b..476e940 100644
--- a/board/esd/pmc440/cmd_pmc440.c
+++ b/board/esd/pmc440/cmd_pmc440.c
@@ -497,15 +497,15 @@ int do_pmm(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
/* map PCI address at 0xc0000000 in PLB space */
/* PMM1 Mask/Attribute - disabled b4 setting */
- out32r(PCIX0_PMM1MA, 0x00000000);
+ out32r(PCIL0_PMM1MA, 0x00000000);
/* PMM1 Local Address */
- out32r(PCIX0_PMM1LA, 0xc0000000);
+ out32r(PCIL0_PMM1LA, 0xc0000000);
/* PMM1 PCI Low Address */
- out32r(PCIX0_PMM1PCILA, pciaddr);
+ out32r(PCIL0_PMM1PCILA, pciaddr);
/* PMM1 PCI High Address */
- out32r(PCIX0_PMM1PCIHA, 0x00000000);
+ out32r(PCIL0_PMM1PCIHA, 0x00000000);
/* 256MB + No prefetching, and enable region */
- out32r(PCIX0_PMM1MA, 0xf0000001);
+ out32r(PCIL0_PMM1MA, 0xf0000001);
} else {
printf("Usage:\npmm %s\n", cmdtp->help);
}
diff --git a/board/esd/pmc440/init.S b/board/esd/pmc440/init.S
index 26a8282..6585fed 100644
--- a/board/esd/pmc440/init.S
+++ b/board/esd/pmc440/init.S
@@ -23,7 +23,7 @@
#include <asm-ppc/mmu.h>
#include <config.h>
-/**************************************************************************
+/*
* TLB TABLE
*
* This table is used by the cpu boot code to setup the initial tlb
@@ -32,7 +32,7 @@
*
* Pointer to the table is returned in r1
*
- *************************************************************************/
+ */
.section .bootpg,"ax"
.globl tlbtab
@@ -49,12 +49,7 @@ tlbtab:
tlbentry( CONFIG_SYS_NAND_BOOT_SPL_SRC, SZ_4K, CONFIG_SYS_NAND_BOOT_SPL_SRC, 1, AC_R|AC_W|AC_X|SA_G )
#endif
- /* TLB-entry for DDR SDRAM (Up to 2GB) */
-#ifdef CONFIG_4xx_DCACHE
- tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G)
-#else
- tlbentry( CONFIG_SYS_SDRAM_BASE, SZ_256M, CONFIG_SYS_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
-#endif
+ /* TLB entries for DDR2 SDRAM are generated dynamically */
#ifdef CONFIG_SYS_INIT_RAM_DCACHE
/* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
diff --git a/board/esd/pmc440/pmc440.c b/board/esd/pmc440/pmc440.c
index f0f9bff..ec92552 100644
--- a/board/esd/pmc440/pmc440.c
+++ b/board/esd/pmc440/pmc440.c
@@ -208,7 +208,7 @@ int misc_init_f(void)
if (getenv("pciearly") && (!is_monarch())) {
printf("PCI: early target init\n");
- pci_setup_indirect(&hose, PCIX0_CFGADR, PCIX0_CFGDATA);
+ pci_setup_indirect(&hose, PCIL0_CFGADR, PCIL0_CFGDATA);
pci_target_init(&hose);
}
return 0;
@@ -568,42 +568,42 @@ void pci_target_init(struct pci_controller *hose)
* Use byte reversed out routines to handle endianess.
* Make this region non-prefetchable.
*/
- out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */
+ out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */
/* - disabled b4 setting */
- out32r(PCIX0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
- out32r(PCIX0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
- out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
- out32r(PCIX0_PMM0MA, 0xc0000001); /* 1G + No prefetching, */
+ out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */
+ out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */
+ out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */
+ out32r(PCIL0_PMM0MA, 0xc0000001); /* 1G + No prefetching, */
/* and enable region */
if (!is_monarch()) {
ptmla_str = getenv("ptm1la");
ptmms_str = getenv("ptm1ms");
if(NULL != ptmla_str && NULL != ptmms_str ) {
- out32r(PCIX0_PTM1MS,
+ out32r(PCIL0_PTM1MS,
simple_strtoul(ptmms_str, NULL, 16));
- out32r(PCIX0_PTM1LA,
+ out32r(PCIL0_PTM1LA,
simple_strtoul(ptmla_str, NULL, 16));
} else {
/* BAR1: default top 64MB of RAM */
- out32r(PCIX0_PTM1MS, 0xfc000001);
- out32r(PCIX0_PTM1LA, 0x0c000000);
+ out32r(PCIL0_PTM1MS, 0xfc000001);
+ out32r(PCIL0_PTM1LA, 0x0c000000);
}
} else {
/* BAR1: default: complete 256MB RAM */
- out32r(PCIX0_PTM1MS, 0xf0000001);
- out32r(PCIX0_PTM1LA, 0x00000000);
+ out32r(PCIL0_PTM1MS, 0xf0000001);
+ out32r(PCIL0_PTM1LA, 0x00000000);
}
ptmla_str = getenv("ptm2la"); /* Local Addr. Reg */
ptmms_str = getenv("ptm2ms"); /* Memory Size/Attribute */
if(NULL != ptmla_str && NULL != ptmms_str ) {
- out32r(PCIX0_PTM2MS, simple_strtoul(ptmms_str, NULL, 16));
- out32r(PCIX0_PTM2LA, simple_strtoul(ptmla_str, NULL, 16));
+ out32r(PCIL0_PTM2MS, simple_strtoul(ptmms_str, NULL, 16));
+ out32r(PCIL0_PTM2LA, simple_strtoul(ptmla_str, NULL, 16));
} else {
/* BAR2: default: 4MB FPGA */
- out32r(PCIX0_PTM2MS, 0xffc00001); /* Memory Size/Attribute */
- out32r(PCIX0_PTM2LA, 0xef000000); /* Local Addr. Reg */
+ out32r(PCIL0_PTM2MS, 0xffc00001); /* Memory Size/Attribute */
+ out32r(PCIL0_PTM2LA, 0xef000000); /* Local Addr. Reg */
}
if (is_monarch()) {
diff --git a/board/esd/pmc440/sdram.c b/board/esd/pmc440/sdram.c
index bb46ecc..c3528bc 100644
--- a/board/esd/pmc440/sdram.c
+++ b/board/esd/pmc440/sdram.c
@@ -1,4 +1,7 @@
/*
+ * (C) Copyright 2009
+ * Matthias Fuchs, esd gmbh, matthias.fuchs@esd.eu
+ *
* (C) Copyright 2006
* Sylvie Gohl, AMCC/IBM, gohl.sylvie@fr.ibm.com
* Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com
@@ -31,33 +34,30 @@
#include <common.h>
#include <asm/processor.h>
#include <asm/io.h>
+#include <asm/mmu.h>
#include <ppc440.h>
extern int denali_wait_for_dlllock(void);
extern void denali_core_search_data_eye(void);
+struct sdram_conf_s {
+ ulong size;
+ int rows;
+ int banks;
+};
-#if defined(CONFIG_NAND_SPL)
-/* Using cpu/ppc4xx/speed.c to calculate the bus frequency is too big
- * for the 4k NAND boot image so define bus_frequency to 133MHz here
- * which is save for the refresh counter setup.
- */
-#define get_bus_freq(val) 133000000
-#endif
+struct sdram_conf_s sdram_conf[] = {
+ {(1024 << 20), 14, 8}, /* 1GByte: 4x2GBit, 14x10, 8 banks */
+ {(512 << 20), 13, 8}, /* 512MByte: 4x1GBit, 13x10, 8 banks */
+ {(256 << 20), 13, 4}, /* 256MByte: 4x512MBit, 13x10, 4 banks */
+};
-/*************************************************************************
- *
+/*
* initdram -- 440EPx's DDR controller is a DENALI Core
- *
- ************************************************************************/
-phys_size_t initdram (int board_type)
+ */
+int initdram_by_rb(int rows, int banks)
{
-#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
-#if !defined(CONFIG_NAND_SPL)
ulong speed = get_bus_freq(0);
-#else
- ulong speed = 133333333; /* 133MHz is on the safe side */
-#endif
mtsdram(DDR0_02, 0x00000000);
@@ -89,21 +89,25 @@ phys_size_t initdram (int board_type)
mtsdram(DDR0_27, 0x0000682B);
mtsdram(DDR0_28, 0x00000000);
mtsdram(DDR0_31, 0x00000000);
- mtsdram(DDR0_42, 0x01000006);
- mtsdram(DDR0_43, 0x030A0200);
+
+ mtsdram(DDR0_42,
+ DDR0_42_ADDR_PINS_DECODE(14 - rows) |
+ 0x00000006);
+ mtsdram(DDR0_43,
+ DDR0_43_EIGHT_BANK_MODE_ENCODE(8 == banks ? 1 : 0) |
+ 0x030A0200);
+
mtsdram(DDR0_44, 0x00000003);
mtsdram(DDR0_02, 0x00000001);
denali_wait_for_dlllock();
-#endif /* #ifndef CONFIG_NAND_U_BOOT */
#ifdef CONFIG_DDR_DATA_EYE
- /* -----------------------------------------------------------+
+ /*
* Perform data eye search if requested.
- * ----------------------------------------------------------*/
+ */
denali_core_search_data_eye();
#endif
-
/*
* Clear possible errors resulting from data-eye-search.
* If not done, then we could get an interrupt later on when
@@ -111,5 +115,35 @@ phys_size_t initdram (int board_type)
*/
set_mcsr(get_mcsr());
- return (CONFIG_SYS_MBYTES_SDRAM << 20);
+ return 0;
+}
+
+phys_size_t initdram(int board_type)
+{
+ phys_size_t size;
+ int n;
+
+ /* go through supported memory configurations */
+ for (n = 0; n < ARRAY_SIZE(sdram_conf); n++) {
+ size = sdram_conf[n].size;
+
+ /* program TLB entries */
+ program_tlb(0, CONFIG_SYS_SDRAM_BASE, size,
+ TLB_WORD2_I_ENABLE);
+
+ /*
+ * setup denali core
+ */
+ initdram_by_rb(sdram_conf[n].rows,
+ sdram_conf[n].banks);
+
+ /* check for suitable configuration */
+ if (get_ram_size(CONFIG_SYS_SDRAM_BASE, size) == size)
+ return size;
+
+ /* delete TLB entries */
+ remove_tlb(CONFIG_SYS_SDRAM_BASE, size);
+ }
+
+ return 0;
}
generated by cgit v1.1 at 2024-12-25 06:24:02 +0000