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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-01-15 14:22:35 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-01-15 14:22:35 +1100
commitfac515db45207718168cb55ca4d0a390e43b61af (patch)
tree7dd2fe9b94f769a2009ff6c7402c52ef3dd3b640 /arch/powerpc/platforms/85xx/common.c
parent3ac8ff1c475bda7174fce63230c0932454287cd5 (diff)
parentd064f30e5063ec54ab50af08c64fb5055e759bfd (diff)
downloadtalos-obmc-linux-fac515db45207718168cb55ca4d0a390e43b61af.tar.gz
talos-obmc-linux-fac515db45207718168cb55ca4d0a390e43b61af.zip
Merge remote-tracking branch 'scott/next' into next
Freescale updates from Scott: << Highlights include 32-bit booke relocatable support, e6500 hardware tablewalk support, various e500 SPE fixes, some new/revived boards, and e6500 deeper idle and altivec powerdown modes. >>
Diffstat (limited to 'arch/powerpc/platforms/85xx/common.c')
-rw-r--r--arch/powerpc/platforms/85xx/common.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/85xx/common.c b/arch/powerpc/platforms/85xx/common.c
index eba78c85303f..3b085c7ee539 100644
--- a/arch/powerpc/platforms/85xx/common.c
+++ b/arch/powerpc/platforms/85xx/common.c
@@ -9,6 +9,7 @@
#include <linux/of_irq.h>
#include <linux/of_platform.h>
+#include <asm/qe.h>
#include <sysdev/cpm2_pic.h>
#include "mpc85xx.h"
@@ -82,3 +83,40 @@ void __init mpc85xx_cpm2_pic_init(void)
irq_set_chained_handler(irq, cpm2_cascade);
}
#endif
+
+#ifdef CONFIG_QUICC_ENGINE
+void __init mpc85xx_qe_init(void)
+{
+ struct device_node *np;
+
+ np = of_find_compatible_node(NULL, NULL, "fsl,qe");
+ if (!np) {
+ np = of_find_node_by_name(NULL, "qe");
+ if (!np) {
+ pr_err("%s: Could not find Quicc Engine node\n",
+ __func__);
+ return;
+ }
+ }
+
+ if (!of_device_is_available(np)) {
+ of_node_put(np);
+ return;
+ }
+
+ qe_reset();
+ of_node_put(np);
+
+ np = of_find_node_by_name(NULL, "par_io");
+ if (np) {
+ struct device_node *ucc;
+
+ par_io_init(np);
+ of_node_put(np);
+
+ for_each_node_by_name(ucc, "ucc")
+ par_io_of_config(ucc);
+
+ }
+}
+#endif
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