diff options
| author | Stefan Roese <sr@denx.de> | 2007-01-05 10:40:36 +0100 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2007-01-05 10:40:36 +0100 |
| commit | a78bc443ae5a4a8ba87590587d5e35bf5a787b2e (patch) | |
| tree | 72031612a802fc186df0b48678d91e76b118de95 | |
| parent | 023889838282b6237b401664f22dd22dfba2c066 (diff) | |
[PATCH] Clear PLB4A0_ACR[WRP] on Sequoia (440EPx)
This fix will make the MAL burst disabling patch for the Linux
EMAC driver obsolete.
Signed-off-by: Stefan Roese <sr@denx.de>
| -rw-r--r-- | board/amcc/sequoia/sequoia.c | 15 | ||||
| -rw-r--r-- | include/ppc440.h | 20 |
2 files changed, 23 insertions, 12 deletions
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index ff211aef2d..703204f050 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -35,9 +35,9 @@ ulong flash_get_size (ulong base, int banknum); int board_early_init_f(void) { - unsigned long sdr0_cust0; - unsigned long sdr0_pfc1, sdr0_pfc2; - register uint reg; + u32 sdr0_cust0; + u32 sdr0_pfc1, sdr0_pfc2; + u32 reg; mtdcr(ebccfga, xbcfg); mtdcr(ebccfgd, 0xb8400000); @@ -142,6 +142,7 @@ int misc_init_r(void) { uint pbcr; int size_val = 0; + u32 reg; #ifdef CONFIG_440EPX unsigned long usb2d0cr = 0; unsigned long usb2phy0cr, usb2h0cr = 0; @@ -335,6 +336,14 @@ int misc_init_r(void) } #endif /* CONFIG_440EPX */ + /* + * Clear PLB4A0_ACR[WRP] + * This fix will make the MAL burst disabling patch for the Linux + * EMAC driver obsolete. + */ + reg = mfdcr(plb4_acr) & ~PLB4_ACR_WRP; + mtdcr(plb4_acr, reg); + return 0; } diff --git a/include/ppc440.h b/include/ppc440.h index 50f4ec403b..91cff414af 100644 --- a/include/ppc440.h +++ b/include/ppc440.h @@ -887,12 +887,14 @@ /* PLB4 Arbiter - PowerPC440EP Pass1 */ #define PLB4_DCR_BASE 0x080 +#define plb4_acr (PLB4_DCR_BASE+0x1) #define plb4_revid (PLB4_DCR_BASE+0x2) -#define plb4_acr (PLB4_DCR_BASE+0x3) #define plb4_besr (PLB4_DCR_BASE+0x4) #define plb4_bearl (PLB4_DCR_BASE+0x6) #define plb4_bearh (PLB4_DCR_BASE+0x7) +#define PLB4_ACR_WRP (0x80000000 >> 7) + /* Nebula PLB4 Arbiter - PowerPC440EP */ #define PLB_ARBITER_BASE 0x80 @@ -3284,26 +3286,26 @@ typedef struct { unsigned long add; /* gpio core base address */ /* * Macros for accessing the indirect EBC registers */ -#define mtebc(reg, data) mtdcr(ebccfga,reg);mtdcr(ebccfgd,data) -#define mfebc(reg, data) mtdcr(ebccfga,reg);data = mfdcr(ebccfgd) +#define mtebc(reg, data) { mtdcr(ebccfga,reg);mtdcr(ebccfgd,data); } +#define mfebc(reg, data) { mtdcr(ebccfga,reg);data = mfdcr(ebccfgd); } /* * Macros for accessing the indirect SDRAM controller registers */ -#define mtsdram(reg, data) mtdcr(memcfga,reg);mtdcr(memcfgd,data) -#define mfsdram(reg, data) mtdcr(memcfga,reg);data = mfdcr(memcfgd) +#define mtsdram(reg, data) { mtdcr(memcfga,reg);mtdcr(memcfgd,data); } +#define mfsdram(reg, data) { mtdcr(memcfga,reg);data = mfdcr(memcfgd); } /* * Macros for accessing the indirect clocking controller registers */ -#define mtclk(reg, data) mtdcr(clkcfga,reg);mtdcr(clkcfgd,data) -#define mfclk(reg, data) mtdcr(clkcfga,reg);data = mfdcr(clkcfgd) +#define mtclk(reg, data) { mtdcr(clkcfga,reg);mtdcr(clkcfgd,data); } +#define mfclk(reg, data) { mtdcr(clkcfga,reg);data = mfdcr(clkcfgd); } /* * Macros for accessing the sdr controller registers */ -#define mtsdr(reg, data) mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,data) -#define mfsdr(reg, data) mtdcr(sdrcfga,reg);data = mfdcr(sdrcfgd) +#define mtsdr(reg, data) { mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,data); } +#define mfsdr(reg, data) { mtdcr(sdrcfga,reg);data = mfdcr(sdrcfgd); } #ifndef __ASSEMBLY__ |