ppc: Move mpc8220 clocks to arch_global_data

Move these fields into arch_global_data and tidy up. The bExtUart field
does not appear to be used, so punt it.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/powerpc/cpu/mpc8220/speed.c

@@ -71,7 +71,7 @@ int get_clocks (void)
 #error clock measuring not implemented yet - define CONFIG_SYS_MPC8220_CLKIN
 #endif
 
-	gd->inp_clk = CONFIG_SYS_MPC8220_CLKIN;
+	gd->arch.inp_clk = CONFIG_SYS_MPC8220_CLKIN;
 
 	/* Read XLB to PCI(INP) clock multiplier */
 	pci2bus = (*((volatile u32 *)PCI_REG_PCIGSCR) &
@@ -85,7 +85,7 @@ int get_clocks (void)
 
 	/* FlexBus is temporary set as the same as input clock */
 	/* will do dynamic in the future */
-	gd->flb_clk = CONFIG_SYS_MPC8220_CLKIN;
+	gd->arch.flb_clk = CONFIG_SYS_MPC8220_CLKIN;
 
 	/* CPU Clock - Read HID1 */
 	asm volatile ("mfspr %0, 1009":"=r" (hid1):);
@@ -97,12 +97,14 @@ int get_clocks (void)
 	for (i = 0; i < size; i++)
 		if (hid1 == bus2core[i].hid1) {
 			gd->cpu_clk = (bus2core[i].multi * gd->bus_clk) >> 1;
-			gd->vco_clk = CONFIG_SYS_MPC8220_SYSPLL_VCO_MULTIPLIER * (gd->pci_clk * bus2core[i].vco_div)/2;
+			gd->arch.vco_clk =
+				CONFIG_SYS_MPC8220_SYSPLL_VCO_MULTIPLIER *
+				(gd->pci_clk * bus2core[i].vco_div) / 2;
 			break;
 		}
 
 	/* hardcoded 81MHz for now */
-	gd->pev_clk = 81000000;
+	gd->arch.pev_clk = 81000000;
 
 	return (0);
 }
@@ -115,7 +117,7 @@ int prt_mpc8220_clks (void)
 		strmhz(buf1, gd->bus_clk),
 		strmhz(buf2, gd->cpu_clk),
 		strmhz(buf3, gd->pci_clk),
-		strmhz(buf4, gd->vco_clk)
+		strmhz(buf4, gd->arch.vco_clk)
 	);
 	return (0);
 }

arch/powerpc/include/asm/global_data.h

@@ -101,6 +101,12 @@ struct arch_global_data {
 	u32 ips_clk;
 	u32 csb_clk;
 #endif /* CONFIG_MPC512X */
+#if defined(CONFIG_MPC8220)
+	unsigned long inp_clk;
+	unsigned long vco_clk;
+	unsigned long pev_clk;
+	unsigned long flb_clk;
+#endif
 };
 
 /*
@@ -122,13 +128,6 @@ typedef	struct	global_data {
 	unsigned long   mem_clk;
 #if defined(CONFIG_FSL_ESDHC)
 	u32 sdhc_clk;
-#endif
-#if defined(CONFIG_MPC8220)
-	unsigned long   bExtUart;
-	unsigned long   inp_clk;
-	unsigned long   vco_clk;
-	unsigned long   pev_clk;
-	unsigned long   flb_clk;
 #endif
 	phys_size_t	ram_size;	/* RAM size */
 	unsigned long	reset_status;	/* reset status register at boot	*/

arch/powerpc/lib/board.c

@@ -556,11 +556,11 @@ void board_init_f(ulong bootflag)
 #endif
 #if defined(CONFIG_MPC8220)
 	bd->bi_mbar_base = CONFIG_SYS_MBAR;	/* base of internal registers */
-	bd->bi_inpfreq = gd->inp_clk;
+	bd->bi_inpfreq = gd->arch.inp_clk;
 	bd->bi_pcifreq = gd->pci_clk;
-	bd->bi_vcofreq = gd->vco_clk;
-	bd->bi_pevfreq = gd->pev_clk;
-	bd->bi_flbfreq = gd->flb_clk;
+	bd->bi_vcofreq = gd->arch.vco_clk;
+	bd->bi_pevfreq = gd->arch.pev_clk;
+	bd->bi_flbfreq = gd->arch.flb_clk;
 
 	/* store bootparam to sram (backward compatible), here? */
 	{
@@ -568,10 +568,10 @@ void board_init_f(ulong bootflag)
 
 		*sram++ = gd->ram_size;
 		*sram++ = gd->bus_clk;
-		*sram++ = gd->inp_clk;
+		*sram++ = gd->arch.inp_clk;
 		*sram++ = gd->cpu_clk;
-		*sram++ = gd->vco_clk;
-		*sram++ = gd->flb_clk;
+		*sram++ = gd->arch.vco_clk;
+		*sram++ = gd->arch.flb_clk;
 		*sram++ = 0xb8c3ba11;	/* boot signature */
 	}
 #endif