[PATCH] Corenet: Add QE platform support for Corenet

[Zhao Qiang]

There is QE on platform T104x, add support.
Call funcs qe_ic_init and qe_init if CONFIG_QUICC_ENGINE is defined.

Signed-off-by: Zhao Qiang <b45...@freescale.com>
---
 arch/powerpc/platforms/85xx/corenet_generic.c | 32 +++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/powerpc/platforms/85xx/corenet_generic.c 
b/arch/powerpc/platforms/85xx/corenet_generic.c
index fbd871e..f8c8e0c 100644
--- a/arch/powerpc/platforms/85xx/corenet_generic.c
+++ b/arch/powerpc/platforms/85xx/corenet_generic.c
@@ -26,6 +26,8 @@
 #include <asm/udbg.h>
 #include <asm/mpic.h>
 #include <asm/ehv_pic.h>
+#include <asm/qe.h>
+#include <asm/qe_ic.h>
 
 #include <linux/of_platform.h>
 #include <sysdev/fsl_soc.h>
@@ -38,6 +40,10 @@ void __init corenet_gen_pic_init(void)
        unsigned int flags = MPIC_BIG_ENDIAN | MPIC_SINGLE_DEST_CPU |
                MPIC_NO_RESET;
 
+#ifdef CONFIG_QUICC_ENGINE
+       struct device_node *np;
+#endif
+
        if (ppc_md.get_irq == mpic_get_coreint_irq)
                flags |= MPIC_ENABLE_COREINT;
 
@@ -45,6 +51,16 @@ void __init corenet_gen_pic_init(void)
        BUG_ON(mpic == NULL);
 
        mpic_init(mpic);
+
+#ifdef CONFIG_QUICC_ENGINE
+       np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
+       if (np) {
+               qe_ic_init(np, 0, qe_ic_cascade_low_mpic,
+                               qe_ic_cascade_high_mpic);
+               of_node_put(np);
+       }
+#endif
+
 }
 
 /*
@@ -52,11 +68,24 @@ void __init corenet_gen_pic_init(void)
  */
 void __init corenet_gen_setup_arch(void)
 {
+#ifdef CONFIG_QUICC_ENGINE
+       struct device_node *np;
+#endif
        mpc85xx_smp_init();
 
        swiotlb_detect_4g();
 
        pr_info("%s board from Freescale Semiconductor\n", ppc_md.name);
+
+#ifdef CONFIG_QUICC_ENGINE
+       np = of_find_compatible_node(NULL, NULL, "fsl,qe");
+       if (!np) {
+               pr_err("%s: Could not find Quicc Engine node\n", __func__);
+               return;
+       }
+       qe_reset();
+       of_node_put(np);
+#endif
 }
 
 static const struct of_device_id of_device_ids[] = {
@@ -81,6 +110,9 @@ static const struct of_device_id of_device_ids[] = {
        {
                .compatible     = "fsl,qoriq-pcie-v3.0",
        },
+       {
+               .compatible     = "fsl,qe",
+       },
        /* The following two are for the Freescale hypervisor */
        {
                .name           = "hypervisor",
-- 
1.8.5


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