From: Bin Meng Date: Fri, 13 Nov 2015 08:11:22 +0000 (-0800) Subject: x86: Convert to use driver model timer X-Git-Tag: v2016.01-rc2~97 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=80af39842e64a44258ab5eb913659e29fc319903;p=platform%2Fkernel%2Fu-boot.git x86: Convert to use driver model timer Convert all x86 boards to use driver model tsc timer. Signed-off-by: Bin Meng Acked-by: Simon Glass --- diff --git a/arch/x86/cpu/baytrail/valleyview.c b/arch/x86/cpu/baytrail/valleyview.c index a009c14..9b30451 100644 --- a/arch/x86/cpu/baytrail/valleyview.c +++ b/arch/x86/cpu/baytrail/valleyview.c @@ -28,9 +28,6 @@ int arch_cpu_init(void) int ret; post_code(POST_CPU_INIT); -#ifdef CONFIG_SYS_X86_TSC_TIMER - timer_set_base(rdtsc()); -#endif ret = x86_cpu_init_f(); if (ret) diff --git a/arch/x86/cpu/coreboot/timestamp.c b/arch/x86/cpu/coreboot/timestamp.c index 0edee6b..b382795 100644 --- a/arch/x86/cpu/coreboot/timestamp.c +++ b/arch/x86/cpu/coreboot/timestamp.c @@ -27,28 +27,6 @@ static struct timestamp_table *ts_table __attribute__((section(".data"))); void timestamp_init(void) { -#ifdef CONFIG_SYS_X86_TSC_TIMER - uint64_t base_time; -#endif - - ts_table = lib_sysinfo.tstamp_table; -#ifdef CONFIG_SYS_X86_TSC_TIMER - /* - * If coreboot is built with CONFIG_COLLECT_TIMESTAMPS, use the value - * of base_time in coreboot's timestamp table as our timer base, - * otherwise TSC counter value will be used. - * - * Sometimes even coreboot is built with CONFIG_COLLECT_TIMESTAMPS, - * the value of base_time in the timestamp table is still zero, so - * we must exclude this case too (this is currently seen on booting - * coreboot in qemu) - */ - if (ts_table && ts_table->base_time) - base_time = ts_table->base_time; - else - base_time = rdtsc(); - timer_set_base(base_time); -#endif timestamp_add_now(TS_U_BOOT_INITTED); } diff --git a/arch/x86/cpu/efi/efi.c b/arch/x86/cpu/efi/efi.c index 75ba0d4..993ab8d 100644 --- a/arch/x86/cpu/efi/efi.c +++ b/arch/x86/cpu/efi/efi.c @@ -10,10 +10,6 @@ int arch_cpu_init(void) { -#ifdef CONFIG_SYS_X86_TSC_TIMER - timer_set_base(rdtsc()); -#endif - return 0; } diff --git a/arch/x86/cpu/ivybridge/cpu.c b/arch/x86/cpu/ivybridge/cpu.c index 0e6512c..0387444 100644 --- a/arch/x86/cpu/ivybridge/cpu.c +++ b/arch/x86/cpu/ivybridge/cpu.c @@ -118,7 +118,6 @@ static void set_spi_speed(void) int arch_cpu_init(void) { post_code(POST_CPU_INIT); - timer_set_base(rdtsc()); return x86_cpu_init_f(); } diff --git a/arch/x86/cpu/qemu/qemu.c b/arch/x86/cpu/qemu/qemu.c index 84fb082..1f93f72 100644 --- a/arch/x86/cpu/qemu/qemu.c +++ b/arch/x86/cpu/qemu/qemu.c @@ -64,9 +64,6 @@ int arch_cpu_init(void) int ret; post_code(POST_CPU_INIT); -#ifdef CONFIG_SYS_X86_TSC_TIMER - timer_set_base(rdtsc()); -#endif ret = x86_cpu_init_f(); if (ret) diff --git a/arch/x86/cpu/quark/quark.c b/arch/x86/cpu/quark/quark.c index f737e19..c2bf497 100644 --- a/arch/x86/cpu/quark/quark.c +++ b/arch/x86/cpu/quark/quark.c @@ -233,9 +233,6 @@ int arch_cpu_init(void) int ret; post_code(POST_CPU_INIT); -#ifdef CONFIG_SYS_X86_TSC_TIMER - timer_set_base(rdtsc()); -#endif ret = x86_cpu_init_f(); if (ret) diff --git a/arch/x86/cpu/queensbay/tnc.c b/arch/x86/cpu/queensbay/tnc.c index 933d189..fb81919 100644 --- a/arch/x86/cpu/queensbay/tnc.c +++ b/arch/x86/cpu/queensbay/tnc.c @@ -52,9 +52,6 @@ int arch_cpu_init(void) int ret; post_code(POST_CPU_INIT); -#ifdef CONFIG_SYS_X86_TSC_TIMER - timer_set_base(rdtsc()); -#endif ret = x86_cpu_init_f(); if (ret) diff --git a/arch/x86/dts/bayleybay.dts b/arch/x86/dts/bayleybay.dts index aa86387..d3380de 100644 --- a/arch/x86/dts/bayleybay.dts +++ b/arch/x86/dts/bayleybay.dts @@ -13,6 +13,7 @@ /include/ "keyboard.dtsi" /include/ "serial.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Intel Bayley Bay"; diff --git a/arch/x86/dts/broadwell_som-6896.dts b/arch/x86/dts/broadwell_som-6896.dts index a6b5d0f..194f0eb 100644 --- a/arch/x86/dts/broadwell_som-6896.dts +++ b/arch/x86/dts/broadwell_som-6896.dts @@ -3,6 +3,7 @@ /include/ "skeleton.dtsi" /include/ "serial.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Advantech SOM-6896"; diff --git a/arch/x86/dts/chromebook_link.dts b/arch/x86/dts/chromebook_link.dts index 7870bb1..c4469a9 100644 --- a/arch/x86/dts/chromebook_link.dts +++ b/arch/x86/dts/chromebook_link.dts @@ -4,6 +4,7 @@ /include/ "keyboard.dtsi" /include/ "serial.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Google Link"; diff --git a/arch/x86/dts/chromebox_panther.dts b/arch/x86/dts/chromebox_panther.dts index 61e8f2f..4e2b517 100644 --- a/arch/x86/dts/chromebox_panther.dts +++ b/arch/x86/dts/chromebox_panther.dts @@ -3,6 +3,7 @@ /include/ "skeleton.dtsi" /include/ "serial.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Google Panther"; diff --git a/arch/x86/dts/crownbay.dts b/arch/x86/dts/crownbay.dts index eb8421c..e17ce71 100644 --- a/arch/x86/dts/crownbay.dts +++ b/arch/x86/dts/crownbay.dts @@ -12,6 +12,7 @@ /include/ "serial.dtsi" /include/ "keyboard.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Intel Crown Bay"; diff --git a/arch/x86/dts/efi.dts b/arch/x86/dts/efi.dts index 1f50428..6cd8116 100644 --- a/arch/x86/dts/efi.dts +++ b/arch/x86/dts/efi.dts @@ -7,6 +7,7 @@ /dts-v1/; /include/ "skeleton.dtsi" +/include/ "tsc_timer.dtsi" / { model = "EFI"; @@ -16,6 +17,10 @@ stdout-path = &serial; }; + tsc-timer { + clock-frequency = <1000000000>; + }; + serial: serial { compatible = "efi,uart"; }; diff --git a/arch/x86/dts/galileo.dts b/arch/x86/dts/galileo.dts index b49b1f5..2342de7 100644 --- a/arch/x86/dts/galileo.dts +++ b/arch/x86/dts/galileo.dts @@ -11,6 +11,7 @@ /include/ "skeleton.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Intel Galileo"; @@ -28,6 +29,10 @@ stdout-path = &pciuart0; }; + tsc-timer { + clock-frequency = <400000000>; + }; + mrc { compatible = "intel,quark-mrc"; flags = ; diff --git a/arch/x86/dts/minnowmax.dts b/arch/x86/dts/minnowmax.dts index b03f987..bbfd6d4 100644 --- a/arch/x86/dts/minnowmax.dts +++ b/arch/x86/dts/minnowmax.dts @@ -12,6 +12,7 @@ /include/ "skeleton.dtsi" /include/ "serial.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "Intel Minnowboard Max"; diff --git a/arch/x86/dts/qemu-x86_i440fx.dts b/arch/x86/dts/qemu-x86_i440fx.dts index 8da7e52..8a06229 100644 --- a/arch/x86/dts/qemu-x86_i440fx.dts +++ b/arch/x86/dts/qemu-x86_i440fx.dts @@ -12,6 +12,7 @@ /include/ "serial.dtsi" /include/ "keyboard.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "QEMU x86 (I440FX)"; @@ -44,6 +45,10 @@ }; }; + tsc-timer { + clock-frequency = <1000000000>; + }; + pci { compatible = "pci-x86"; #address-cells = <3>; diff --git a/arch/x86/dts/qemu-x86_q35.dts b/arch/x86/dts/qemu-x86_q35.dts index df30c89..0b685c8 100644 --- a/arch/x86/dts/qemu-x86_q35.dts +++ b/arch/x86/dts/qemu-x86_q35.dts @@ -22,6 +22,7 @@ /include/ "serial.dtsi" /include/ "keyboard.dtsi" /include/ "rtc.dtsi" +/include/ "tsc_timer.dtsi" / { model = "QEMU x86 (Q35)"; @@ -55,6 +56,10 @@ }; }; + tsc-timer { + clock-frequency = <1000000000>; + }; + pci { compatible = "pci-x86"; #address-cells = <3>; diff --git a/arch/x86/dts/tsc_timer.dtsi b/arch/x86/dts/tsc_timer.dtsi new file mode 100644 index 0000000..4f5021d --- /dev/null +++ b/arch/x86/dts/tsc_timer.dtsi @@ -0,0 +1,6 @@ +/ { + tsc-timer { + compatible = "x86,tsc-timer"; + u-boot,dm-pre-reloc; + }; +}; diff --git a/configs/bayleybay_defconfig b/configs/bayleybay_defconfig index 0a5a56f..f462e05 100644 --- a/configs/bayleybay_defconfig +++ b/configs/bayleybay_defconfig @@ -30,6 +30,7 @@ CONFIG_DM_PCI=y CONFIG_DM_RTC=y CONFIG_SYS_NS16550=y CONFIG_ICH_SPI=y +CONFIG_TIMER=y CONFIG_USB=y CONFIG_DM_USB=y CONFIG_VIDEO_VESA=y diff --git a/configs/chromebook_link_defconfig b/configs/chromebook_link_defconfig index ac64877..dbfbb97 100644 --- a/configs/chromebook_link_defconfig +++ b/configs/chromebook_link_defconfig @@ -32,6 +32,7 @@ CONFIG_DEBUG_UART_CLOCK=1843200 CONFIG_DEBUG_UART_BOARD_INIT=y CONFIG_SYS_NS16550=y CONFIG_ICH_SPI=y +CONFIG_TIMER=y CONFIG_TPM_TIS_LPC=y CONFIG_VIDEO_VESA=y CONFIG_FRAMEBUFFER_SET_VESA_MODE=y diff --git a/configs/chromebox_panther_defconfig b/configs/chromebox_panther_defconfig index 0f3a9af..ed4428f 100644 --- a/configs/chromebox_panther_defconfig +++ b/configs/chromebox_panther_defconfig @@ -27,6 +27,7 @@ CONFIG_DM_PCI=y CONFIG_DM_RTC=y CONFIG_SYS_NS16550=y CONFIG_ICH_SPI=y +CONFIG_TIMER=y CONFIG_TPM_TIS_LPC=y CONFIG_VIDEO_VESA=y CONFIG_FRAMEBUFFER_SET_VESA_MODE=y diff --git a/configs/coreboot-x86_defconfig b/configs/coreboot-x86_defconfig index 8903cdd..05b1325 100644 --- a/configs/coreboot-x86_defconfig +++ b/configs/coreboot-x86_defconfig @@ -21,6 +21,7 @@ CONFIG_E1000=y CONFIG_DM_PCI=y CONFIG_DM_RTC=y CONFIG_SYS_NS16550=y +CONFIG_TIMER=y CONFIG_TPM_TIS_LPC=y CONFIG_USB=y CONFIG_DM_USB=y diff --git a/configs/crownbay_defconfig b/configs/crownbay_defconfig index f4592c5..932d9ec 100644 --- a/configs/crownbay_defconfig +++ b/configs/crownbay_defconfig @@ -30,6 +30,7 @@ CONFIG_DM_PCI=y CONFIG_DM_RTC=y CONFIG_SYS_NS16550=y CONFIG_ICH_SPI=y +CONFIG_TIMER=y CONFIG_USB=y CONFIG_DM_USB=y CONFIG_VIDEO_VESA=y diff --git a/configs/efi-x86_defconfig b/configs/efi-x86_defconfig index 2daab36..3b81046 100644 --- a/configs/efi-x86_defconfig +++ b/configs/efi-x86_defconfig @@ -14,4 +14,6 @@ CONFIG_DEBUG_EFI_CONSOLE=y CONFIG_DEBUG_UART_BASE=0 CONFIG_DEBUG_UART_CLOCK=0 CONFIG_ICH_SPI=y +# CONFIG_X86_SERIAL is not set +CONFIG_TIMER=y CONFIG_EFI=y diff --git a/configs/galileo_defconfig b/configs/galileo_defconfig index 3612350..0604aa7 100644 --- a/configs/galileo_defconfig +++ b/configs/galileo_defconfig @@ -24,6 +24,7 @@ CONFIG_DM_PCI=y CONFIG_DM_RTC=y CONFIG_SYS_NS16550=y CONFIG_ICH_SPI=y +CONFIG_TIMER=y CONFIG_USB=y CONFIG_DM_USB=y CONFIG_USE_PRIVATE_LIBGCC=y diff --git a/configs/minnowmax_defconfig b/configs/minnowmax_defconfig index 37c07c1..864fd1b 100644 --- a/configs/minnowmax_defconfig +++ b/configs/minnowmax_defconfig @@ -32,6 +32,7 @@ CONFIG_DEBUG_UART_BASE=0x3f8 CONFIG_DEBUG_UART_CLOCK=1843200 CONFIG_SYS_NS16550=y CONFIG_ICH_SPI=y +CONFIG_TIMER=y CONFIG_USB=y CONFIG_DM_USB=y CONFIG_VIDEO_VESA=y diff --git a/configs/qemu-x86_defconfig b/configs/qemu-x86_defconfig index ebdb892..8c86931 100644 --- a/configs/qemu-x86_defconfig +++ b/configs/qemu-x86_defconfig @@ -23,6 +23,7 @@ CONFIG_E1000=y CONFIG_DM_PCI=y CONFIG_DM_RTC=y CONFIG_SYS_NS16550=y +CONFIG_TIMER=y CONFIG_USB=y CONFIG_DM_USB=y CONFIG_VIDEO_VESA=y