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| author | Kumar Gala <galak@kernel.crashing.org> | 2010-05-05 22:35:27 -0500 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2010-07-26 13:07:57 -0500 |
| commit | fd3c9befa83eecf6e7c6ef03c501159fbf754143 (patch) | |
| tree | 825bcfea93aea0ed8d270bd993262bab45982981 /arch/powerpc/cpu/mpc85xx/cpu_init.c | |
| parent | 61054ffa1690b2aef4e845c6aa071840b93abff6 (diff) | |
| download | u-boot-imx-fd3c9befa83eecf6e7c6ef03c501159fbf754143.zip u-boot-imx-fd3c9befa83eecf6e7c6ef03c501159fbf754143.tar.gz u-boot-imx-fd3c9befa83eecf6e7c6ef03c501159fbf754143.tar.bz2 | |
powerpc/p4080: Add workaround for erratum CPU22
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/cpu_init.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index a90ebb1..2c3be6d 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -32,6 +32,7 @@ #include <ioports.h> #include <sata.h> #include <asm/io.h> +#include <asm/cache.h> #include <asm/mmu.h> #include <asm/fsl_law.h> #include <asm/fsl_serdes.h> @@ -245,6 +246,12 @@ int cpu_init_r(void) volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; #endif +#if defined(CONFIG_SYS_P4080_ERRATUM_CPU22) + flush_dcache(); + mtspr(L1CSR2, (mfspr(L1CSR2) | L1CSR2_DCWS)); + sync(); +#endif + puts ("L2: "); #if defined(CONFIG_L2_CACHE) |