X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=cpu%2Fmpc8260%2Fspeed.c;h=0e1c2b0659773ac373fa73d7fb43298e727e80ab;hb=3111d32c494e8251b90917447796a7206b757e1e;hp=16f4e90b65d27b3017af0e1be6b6511924102b11;hpb=4b9206ed51a3e3dc06dca2a3930a24e4f0025f3d;p=oweals%2Fu-boot.git

diff --git a/cpu/mpc8260/speed.c b/cpu/mpc8260/speed.c
index 16f4e90b65..0e1c2b0659 100644
--- a/cpu/mpc8260/speed.c
+++ b/cpu/mpc8260/speed.c
@@ -25,6 +25,12 @@
 #include <mpc8260.h>
 #include <asm/processor.h>
 
+#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
+extern unsigned long board_get_cpu_clk_f (void);
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
 /* ------------------------------------------------------------------------- */
 
 /* Bus-to-Core Multiplier */
@@ -101,9 +107,7 @@ corecnf_t corecnf_tab[] = {
 
 int get_clocks (void)
 {
-	DECLARE_GLOBAL_DATA_PTR;
-
-	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
 	ulong clkin;
 	ulong sccr, dfbrg;
 	ulong scmr, corecnf, busdf, cpmdf, plldf, pllmf;
@@ -111,8 +115,12 @@ int get_clocks (void)
 
 #if !defined(CONFIG_8260_CLKIN)
 #error clock measuring not implemented yet - define CONFIG_8260_CLKIN
+#else
+#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
+	clkin = board_get_cpu_clk_f ();
 #else
 	clkin = CONFIG_8260_CLKIN;
+#endif
 #endif
 
 	sccr = immap->im_clkrst.car_sccr;
@@ -125,7 +133,10 @@ int get_clocks (void)
 	busdf = (scmr & SCMR_BUSDF_MSK) >> SCMR_BUSDF_SHIFT;
 	cpmdf = (scmr & SCMR_CPMDF_MSK) >> SCMR_CPMDF_SHIFT;
 
-	if ((get_pvr () == PVR_8260_HIP7) || (get_pvr () == PVR_8260_HIP7R1)) { /* HiP7 */
+	/* HiP7, HiP7 Rev01, HiP7 RevA */
+	if ((get_pvr () == PVR_8260_HIP7) ||
+	    (get_pvr () == PVR_8260_HIP7R1) ||
+	    (get_pvr () == PVR_8260_HIP7RA)) {
 		pllmf = (scmr & SCMR_PLLMF_MSKH7) >> SCMR_PLLMF_SHIFT;
 		gd->vco_out = clkin * (pllmf + 1);
 	} else {                        /* HiP3, HiP4 */
@@ -151,16 +162,38 @@ int get_clocks (void)
 		gd->cpu_clk = clkin;
 	}
 
+#ifdef CONFIG_PCI
+	gd->pci_clk = clkin;
+
+	if (sccr & SCCR_PCI_MODE) {
+		uint pci_div;
+		uint pcidf = (sccr & SCCR_PCIDF_MSK) >> SCCR_PCIDF_SHIFT;
+
+		if (sccr & SCCR_PCI_MODCK) {
+			pci_div = 2;
+			if (pcidf == 9) {
+				pci_div *= 5;
+			} else if (pcidf == 0xB) {
+				pci_div *= 6;
+			} else {
+				pci_div *= (pcidf + 1);
+			}
+		} else {
+			pci_div = pcidf + 1;
+		}
+
+		gd->pci_clk = (gd->cpm_clk * 2) / pci_div;
+	}
+#endif
+
 	return (0);
 }
 
 int prt_8260_clks (void)
 {
-	DECLARE_GLOBAL_DATA_PTR;
-
-	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
 	ulong sccr, dfbrg;
-	ulong scmr, corecnf, busdf, cpmdf, plldf, pllmf;
+	ulong scmr, corecnf, busdf, cpmdf, plldf, pllmf, pcidf;
 	corecnf_t *cp;
 
 	sccr = immap->im_clkrst.car_sccr;
@@ -172,6 +205,7 @@ int prt_8260_clks (void)
 	cpmdf = (scmr & SCMR_CPMDF_MSK) >> SCMR_CPMDF_SHIFT;
 	plldf = (scmr & SCMR_PLLDF) ? 1 : 0;
 	pllmf = (scmr & SCMR_PLLMF_MSK) >> SCMR_PLLMF_SHIFT;
+	pcidf = (sccr & SCCR_PCIDF_MSK) >> SCCR_PCIDF_SHIFT;
 
 	cp = &corecnf_tab[corecnf];
 
@@ -201,26 +235,19 @@ int prt_8260_clks (void)
 			cp->vco_div, cp->freq_60x, cp->freq_core);
 
 	printf (" - dfbrg %ld, corecnf 0x%02lx, busdf %ld, cpmdf %ld, "
-			"plldf %ld, pllmf %ld\n", dfbrg, corecnf, busdf, cpmdf, plldf,
-			pllmf);
+		"plldf %ld, pllmf %ld, pcidf %ld\n",
+			dfbrg, corecnf, busdf, cpmdf,
+			plldf, pllmf, pcidf);
 
 	printf (" - vco_out %10ld, scc_clk %10ld, brg_clk %10ld\n",
 			gd->vco_out, gd->scc_clk, gd->brg_clk);
 
 	printf (" - cpu_clk %10ld, cpm_clk %10ld, bus_clk %10ld\n",
 			gd->cpu_clk, gd->cpm_clk, gd->bus_clk);
-
-	if (sccr & SCCR_PCI_MODE) {
-		uint pci_div;
-
-		pci_div = ( (sccr & SCCR_PCI_MODCK) ? 2 : 1) *
-			( ( (sccr & SCCR_PCIDF_MSK) >> SCCR_PCIDF_SHIFT) + 1);
-
-		printf (" - pci_clk %10ld\n", (gd->cpm_clk * 2) / pci_div);
-	}
+#ifdef CONFIG_PCI
+	printf (" - pci_clk %10ld\n", gd->pci_clk);
+#endif
 	putc ('\n');
 
 	return (0);
 }
-
-/* ------------------------------------------------------------------------- */