powerpc/qe: set IReady in QE Microcode Upload
QE Microcode Initialization using qe_upload_microcode() does not work on
P1021 if the IRAM-Ready register is not set after the microcode upload. Add
a definition for the "I-RAM Ready" register and sets it upon microcode
upload completion.
Signed-off-by: Ioannis Kokkoris <ioannis.kokoris@siemens-enterprise.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/sysdev/qe_lib/qe.c b/arch/powerpc/sysdev/qe_lib/qe.c
index 818e763..b043675 100644
--- a/arch/powerpc/sysdev/qe_lib/qe.c
+++ b/arch/powerpc/sysdev/qe_lib/qe.c
@@ -395,6 +395,9 @@
for (i = 0; i < be32_to_cpu(ucode->count); i++)
out_be32(&qe_immr->iram.idata, be32_to_cpu(code[i]));
+
+ /* Set I-RAM Ready Register */
+ out_be32(&qe_immr->iram.iready, be32_to_cpu(QE_IRAM_READY));
}
/*