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>
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@ -174,7 +174,8 @@ static int __init ppc4xx_l2c_probe(void)
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| L2C_CFG_CPIM | L2C_CFG_TPIM | L2C_CFG_LIM | L2C_CFG_SMCM;
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| L2C_CFG_CPIM | L2C_CFG_TPIM | L2C_CFG_LIM | L2C_CFG_SMCM;
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/* Check for 460EX/GT special handling */
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/* Check for 460EX/GT special handling */
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if (of_device_is_compatible(np, "ibm,l2-cache-460ex"))
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if (of_device_is_compatible(np, "ibm,l2-cache-460ex") ||
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of_device_is_compatible(np, "ibm,l2-cache-460gt"))
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r |= L2C_CFG_RDBW;
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r |= L2C_CFG_RDBW;
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mtdcr(dcrbase_l2c + DCRN_L2C0_CFG, r);
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mtdcr(dcrbase_l2c + DCRN_L2C0_CFG, r);
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