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authorStefan Roese <sr@denx.de>2010-02-09 18:08:17 -0500
committerJosh Boyer <jwboyer@linux.vnet.ibm.com>2010-02-10 08:21:14 -0500
commit28ef35eb33d7e291bf0e1fe1137915a7e38805ff (patch)
treea9d542e87eb8863041ec6d037055edb8f77700c7 /arch/powerpc/sysdev
parentb919ee827e048826786fd7e889a2b04f63382fe6 (diff)
powerpc/44x: Fix L2-cache support for 460GT
Also set L2C_CFG_RDBW on 460GT platforms and not only on 460EX. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Josh Boyer <jwboyer@linux.vnet.ibm.com> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Diffstat (limited to 'arch/powerpc/sysdev')
-rw-r--r--arch/powerpc/sysdev/ppc4xx_soc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/sysdev/ppc4xx_soc.c b/arch/powerpc/sysdev/ppc4xx_soc.c
index 5b32adc9a9b2..5c014350bf16 100644
--- a/arch/powerpc/sysdev/ppc4xx_soc.c
+++ b/arch/powerpc/sysdev/ppc4xx_soc.c
@@ -174,7 +174,8 @@ static int __init ppc4xx_l2c_probe(void)
174 | L2C_CFG_CPIM | L2C_CFG_TPIM | L2C_CFG_LIM | L2C_CFG_SMCM; 174 | L2C_CFG_CPIM | L2C_CFG_TPIM | L2C_CFG_LIM | L2C_CFG_SMCM;
175 175
176 /* Check for 460EX/GT special handling */ 176 /* Check for 460EX/GT special handling */
177 if (of_device_is_compatible(np, "ibm,l2-cache-460ex")) 177 if (of_device_is_compatible(np, "ibm,l2-cache-460ex") ||
178 of_device_is_compatible(np, "ibm,l2-cache-460gt"))
178 r |= L2C_CFG_RDBW; 179 r |= L2C_CFG_RDBW;
179 180
180 mtdcr(dcrbase_l2c + DCRN_L2C0_CFG, r); 181 mtdcr(dcrbase_l2c + DCRN_L2C0_CFG, r);