On Tuesday 23 June 2015 23:19:43 Paul Osmialowski wrote: > @@ -1740,7 +1752,7 @@ source "mm/Kconfig" > config FORCE_MAX_ZONEORDER > int "Maximum zone order" if ARCH_SHMOBILE_LEGACY > range 11 64 if ARCH_SHMOBILE_LEGACY > - default "12" if SOC_AM33XX > + default "12" if SOC_AM33XX || ARCH_KINETIS > default "9" if SA1111 || ARCH_EFM32 > default "11" > help Put it in the defconfig? > +# > + > +obj-$(CONFIG_MACH_KINETIS) += kinetis_platform.o just use obj-y += kinetis.o > diff --git a/arch/arm/mach-kinetis/include/mach/idle.h b/arch/arm/mach-kinetis/include/mach/idle.h > new file mode 100644 > index 0000000..0aafefd > --- /dev/null > +++ b/arch/arm/mach-kinetis/include/mach/idle.h No mach/*.h files please. > +/* > + * This Kinetis port assumes that the CPU works in little-endian mode. > + * Switching to big-endian will require different bit offsets in peripheral > + * devices' registers. Also, some bit groups may lay on byte edges, so issue > + * with big-endian cannot be fixed only by defining bit offsets differently > + * for the big-endian mode. > + */ > +#ifndef __LITTLE_ENDIAN > +#error This Kinetis port assumes that the CPU works in little-endian mode > +#endif Fix the drivers instead? > +/* > + * Peripheral memory map > + */ > +#define KINETIS_AIPS0PERIPH_BASE 0x40000000 > +#define KINETIS_AIPS1PERIPH_BASE 0x40080000 Move it into DT > +/* > + * System Integration Module (SIM) register map > + * > + * This map actually covers two hardware modules: > + * 1. SIM low-power logic, at 0x40047000 > + * 2. System integration module (SIM), at 0x40048000 > + */ > +struct kinetis_sim_regs { > + u32 sopt1; /* System Options Register 1 */ > + u32 rsv0[1024]; > + u32 sopt2; /* System Options Register 2 */ > + u32 rsv1; > + u32 sopt4; /* System Options Register 4 */ > + u32 sopt5; /* System Options Register 5 */ > + u32 sopt6; /* System Options Register 6 */ > + u32 sopt7; /* System Options Register 7 */ > + u32 rsv2[2]; > + u32 sdid; /* System Device Identification Register */ > + u32 scgc[KINETIS_SIM_CG_NUMREGS]; /* Clock Gating Regs 1...7 */ > + u32 clkdiv1; /* System Clock Divider Register 1 */ > + u32 clkdiv2; /* System Clock Divider Register 2 */ > + u32 fcfg1; /* Flash Configuration Register 1 */ > + u32 fcfg2; /* Flash Configuration Register 2 */ > + u32 uidh; /* Unique Identification Register High */ > + u32 uidmh; /* Unique Identification Register Mid-High */ > + u32 uidml; /* Unique Identification Register Mid Low */ > + u32 uidl; /* Unique Identification Register Low */ > + u32 clkdiv3; /* System Clock Divider Register 3 */ > + u32 clkdiv4; /* System Clock Divider Register 4 */ > + u32 mcr; /* Misc Control Register */ > +}; Move it into the driver that uses these. > +/* > + * SIM registers base > + */ > +#define KINETIS_SIM_BASE (KINETIS_AIPS0PERIPH_BASE + 0x00047000) > +#define KINETIS_SIM_PTR(reg) \ > + (&(((struct kinetis_sim_regs *)(KINETIS_SIM_BASE))->reg)) > +#define KINETIS_SIM_RD(reg) readl_relaxed(KINETIS_SIM_PTR(reg)) > +#define KINETIS_SIM_WR(reg, val) writel_relaxed((val), KINETIS_SIM_PTR(reg)) > +#define KINETIS_SIM_SET(reg, mask) \ > + KINETIS_SIM_WR(reg, (KINETIS_SIM_RD(reg)) | (mask)) > +#define KINETIS_SIM_RESET(reg, mask) \ > + KINETIS_SIM_WR(reg, (KINETIS_SIM_RD(reg)) & (~(mask))) > +#define KINETIS_SIM_ISSET(reg, mask) \ > + (KINETIS_SIM_RD(reg) & (mask)) > + > +/* > + * SIM registers > + */ > +/* > + * System Options Register 2 > + */ > +/* USB HS clock source select */ > +#define KINETIS_SIM_SOPT2_USBHSRC_BITS 2 > +#define KINETIS_SIM_SOPT2_USBHSRC_MSK (3 << KINETIS_SIM_SOPT2_USBHSRC_BITS) > +#define KINETIS_SIM_SOPT2_USBHSRC_PLL0 (1 << KINETIS_SIM_SOPT2_USBHSRC_BITS) > +#define KINETIS_SIM_SOPT2_USBHSRC_PLL1 (2 << KINETIS_SIM_SOPT2_USBHSRC_BITS) > + > +/* USB FS clock source select */ > +#define KINETIS_SIM_SOPT2_USBFSRC_BITS 22 > +#define KINETIS_SIM_SOPT2_USBFSRC_MSK (3 << KINETIS_SIM_SOPT2_USBFSRC_BITS) > +#define KINETIS_SIM_SOPT2_USBFSRC_PLL0 (1 << KINETIS_SIM_SOPT2_USBFSRC_BITS) > +#define KINETIS_SIM_SOPT2_USBFSRC_PLL1 (2 << KINETIS_SIM_SOPT2_USBFSRC_BITS) > +#define KINETIS_SIM_SOPT2_USBF_CLKSEL (1 << 18) > + remove all these here. > +/* > + * Map required regions. > + * This being the no-MMU Linux, I am not mapping anything > + * since all I/O registers are available at their physical addresses. > + */ > +static void __init kinetis_map_io(void) > +{ > +} Not needed, remove. > +/* > + * Freescale Kinetis platform initialization > + */ > +static void __init kinetis_init(void) > +{ > + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); > +} same here. > diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types > index 2ed1b8a..1d05516 100644 > --- a/arch/arm/tools/mach-types > +++ b/arch/arm/tools/mach-types > @@ -554,6 +554,7 @@ smdk4412 MACH_SMDK4412 SMDK4412 3765 > marzen MACH_MARZEN MARZEN 3790 > krome MACH_KROME KROME 3797 > armadillo800eva MACH_ARMADILLO800EVA ARMADILLO800EVA 3863 > +kinetis MACH_KINETIS KINETIS 3896 > mx53_umobo MACH_MX53_UMOBO MX53_UMOBO 3927 > mt4 MACH_MT4 MT4 3981 > u8520 MACH_U8520 U8520 3990 Unused, please remove. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html