poweprc/85xx: add QMan frequency info and fdt fixup.

Starting from QMan3.0, the QMan clock cycle needs be exposed so that the kernel
driver can use it to calculate the shaper prescaler and rate.

Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>

diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c
index 892bfa4..db232e6 100644 (file)
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -217,6 +217,10 @@ int checkcpu (void)
        }
 #endif
 
+#ifdef CONFIG_SYS_DPAA_QBMAN
+       printf("       QMAN:  %s MHz\n", strmhz(buf1, sysinfo.freqQMAN));
+#endif
+
 #ifdef CONFIG_SYS_DPAA_PME
        printf("       PME:   %s MHz\n", strmhz(buf1, sysinfo.freqPME));
 #endif

diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index a364ef2..ab09330 100644 (file)
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -411,6 +411,11 @@ static void ft_fixup_dpaa_clks(void *blob)
 #endif
 #endif
 
+#ifdef CONFIG_SYS_DPAA_QBMAN
+       do_fixup_by_compat_u32(blob, "fsl,qman",
+                       "clock-frequency", sysinfo.freqQMAN, 1);
+#endif
+
 #ifdef CONFIG_SYS_DPAA_PME
        do_fixup_by_compat_u32(blob, "fsl,pme",
                "clock-frequency", sysinfo.freqPME, 1);

diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c
index 8a8f317..801ee07 100644 (file)
--- a/arch/powerpc/cpu/mpc85xx/speed.c
+++ b/arch/powerpc/cpu/mpc85xx/speed.c
@@ -167,6 +167,10 @@ void get_sys_info (sys_info_t * sysInfo)
        }
 #endif
 
+#ifdef CONFIG_SYS_DPAA_QBMAN
+       sysInfo->freqQMAN = sysInfo->freqSystemBus / 2;
+#endif
+
 #ifdef CONFIG_SYS_DPAA_FMAN
        switch ((rcw_tmp & FM1_CLK_SEL) >> FM1_CLK_SHIFT) {
        case 1:

diff --git a/include/e500.h b/include/e500.h
index e1708b9..0ff8e89 100644 (file)
--- a/include/e500.h
+++ b/include/e500.h
@@ -18,6 +18,9 @@ typedef struct
 #ifdef CONFIG_SYS_DPAA_FMAN
   unsigned long freqFMan[CONFIG_SYS_NUM_FMAN];
 #endif
+#ifdef CONFIG_SYS_DPAA_QBMAN
+  unsigned long freqQMAN;
+#endif
 #ifdef CONFIG_SYS_DPAA_PME
   unsigned long freqPME;
 #endif