From: Linus Torvalds Date: Fri, 6 Aug 2010 17:06:28 +0000 (-0700) Subject: Merge branch 'x86-mrst-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git... X-Git-Tag: v3.0~4107 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f7ddc2b6cd880a259db338925d03bdc01f1d26c1;p=platform%2Fkernel%2Flinux-amlogic.git Merge branch 'x86-mrst-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip * 'x86-mrst-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, mrst: make mrst_timer_options an enum x86, mrst: make mrst_identify_cpu() an inline returning enum x86, mrst: add more timer config options x86, mrst: add cpu type detection x86: detect scattered cpuid features earlier --- f7ddc2b6cd880a259db338925d03bdc01f1d26c1 diff --cc arch/x86/kernel/mrst.c index 5915e0b3,7ee4ed9..79ae681 --- a/arch/x86/kernel/mrst.c +++ b/arch/x86/kernel/mrst.c @@@ -205,23 -234,22 +234,28 @@@ void __init mrst_rtc_init(void sfi_table_parse(SFI_SIG_MRTC, NULL, NULL, sfi_parse_mrtc); } - /* - * if we use per cpu apb timer, the bootclock already setup. if we use lapic - * timer and one apbt timer for broadcast, we need to set up lapic boot clock. - */ - static void __init mrst_setup_boot_clock(void) + void __cpuinit mrst_arch_setup(void) { - pr_info("%s: per cpu apbt flag %d \n", __func__, disable_apbt_percpu); - if (disable_apbt_percpu) - setup_boot_APIC_clock(); - }; + if (boot_cpu_data.x86 == 6 && boot_cpu_data.x86_model == 0x27) + __mrst_cpu_chip = MRST_CPU_CHIP_PENWELL; + else if (boot_cpu_data.x86 == 6 && boot_cpu_data.x86_model == 0x26) + __mrst_cpu_chip = MRST_CPU_CHIP_LINCROFT; + else { + pr_err("Unknown Moorestown CPU (%d:%d), default to Lincroft\n", + boot_cpu_data.x86, boot_cpu_data.x86_model); + __mrst_cpu_chip = MRST_CPU_CHIP_LINCROFT; + } + pr_debug("Moorestown CPU %s identified\n", + (__mrst_cpu_chip == MRST_CPU_CHIP_LINCROFT) ? + "Lincroft" : "Penwell"); + } +/* MID systems don't have i8042 controller */ +static int mrst_i8042_detect(void) +{ + return 0; +} + /* * Moorestown specific x86_init function overrides and early setup * calls. @@@ -236,10 -264,11 +270,12 @@@ void __init x86_mrst_early_setup(void x86_init.irqs.pre_vector_init = x86_init_noop; - x86_cpuinit.setup_percpu_clockev = mrst_setup_secondary_clock; + x86_init.oem.arch_setup = mrst_arch_setup; + + x86_cpuinit.setup_percpu_clockev = apbt_setup_secondary_clock; x86_platform.calibrate_tsc = mrst_calibrate_tsc; + x86_platform.i8042_detect = mrst_i8042_detect; x86_init.pci.init = pci_mrst_init; x86_init.pci.fixup_irqs = x86_init_noop;