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| author | Christophe Leroy | 2024-04-12 13:19:47 +0200 |
|---|---|---|
| committer | Christophe Leroy | 2024-04-18 15:47:46 +0200 |
| commit | dcf7af5fd9af91674ace085663f8b69943a3c61d (patch) | |
| tree | 8af019f5379e717bf77191eb9943e165f1ab6e04 /arch/powerpc | |
| parent | 57eb454392efe28156124efc825f6fcf6445c13c (diff) | |
powerpc: 8xx: Set SDMA configuration register correcly
SDMA configuration register needs to be set up only once and doesn't
belong to drivers. Also, the value to be used is different on mpc885.
So do the init in cpu_init_f() with 0x40 for mpc885 and 0x1 for others.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/cpu/mpc8xx/cpu_init.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc8xx/cpu_init.c b/arch/powerpc/cpu/mpc8xx/cpu_init.c index aac4203a6e4..d1abe8f00bf 100644 --- a/arch/powerpc/cpu/mpc8xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc8xx/cpu_init.c @@ -92,6 +92,12 @@ void cpu_init_f(immap_t __iomem *immr) CONFIG_SYS_PLPRCR); #endif + /* Set SDMA configuration register */ + if (IS_ENABLED(CONFIG_MPC885)) + out_be32(&immr->im_siu_conf.sc_sdcr, 0x0040); + else + out_be32(&immr->im_siu_conf.sc_sdcr, 0x0001); + /* * Memory Controller: */ |