diff options
Diffstat (limited to 'arch/powerpc/boot')
| -rw-r--r-- | arch/powerpc/boot/4xx.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/boot/Makefile | 25 | ||||
| -rw-r--r-- | arch/powerpc/boot/crt0.S | 20 | ||||
| -rw-r--r-- | arch/powerpc/boot/dts/fsp2.dts | 33 | ||||
| -rw-r--r-- | arch/powerpc/boot/ppc_asm.h | 8 | ||||
| -rw-r--r-- | arch/powerpc/boot/serial.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/boot/util.S | 24 |
7 files changed, 64 insertions, 52 deletions
diff --git a/arch/powerpc/boot/4xx.c b/arch/powerpc/boot/4xx.c index 9d3bd4c45a24..f7da65169124 100644 --- a/arch/powerpc/boot/4xx.c +++ b/arch/powerpc/boot/4xx.c @@ -564,7 +564,7 @@ void ibm405gp_fixup_clocks(unsigned int sys_clk, unsigned int ser_clk) fbdv = 16; cbdv = ((pllmr & 0x00060000) >> 17) + 1; /* CPU:PLB */ opdv = ((pllmr & 0x00018000) >> 15) + 1; /* PLB:OPB */ - ppdv = ((pllmr & 0x00001800) >> 13) + 1; /* PLB:PCI */ + ppdv = ((pllmr & 0x00006000) >> 13) + 1; /* PLB:PCI */ epdv = ((pllmr & 0x00001800) >> 11) + 2; /* PLB:EBC */ udiv = ((cpc0_cr0 & 0x3e) >> 1) + 1; diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index a7814a7b1523..c4e6fe35c075 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -25,12 +25,20 @@ compress-$(CONFIG_KERNEL_XZ) := CONFIG_KERNEL_XZ BOOTCFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ -fno-strict-aliasing -Os -msoft-float -pipe \ -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \ - -isystem $(shell $(CROSS32CC) -print-file-name=include) \ -D$(compress-y) +BOOTCC := $(CC) ifdef CONFIG_PPC64_BOOT_WRAPPER BOOTCFLAGS += -m64 +else +BOOTCFLAGS += -m32 +ifdef CROSS32_COMPILE + BOOTCC := $(CROSS32_COMPILE)gcc +endif endif + +BOOTCFLAGS += -isystem $(shell $(BOOTCC) -print-file-name=include) + ifdef CONFIG_CPU_BIG_ENDIAN BOOTCFLAGS += -mbig-endian else @@ -99,17 +107,18 @@ src-wlib-y := string.S crt0.S stdio.c decompress.c main.c \ $(libfdt) libfdt-wrapper.c \ ns16550.c serial.c simple_alloc.c div64.S util.S \ elf_util.c $(zlib-y) devtree.c stdlib.c \ - oflib.c ofconsole.c cuboot.c mpsc.c cpm-serial.c \ - uartlite.c mpc52xx-psc.c opal.c + oflib.c ofconsole.c cuboot.c cpm-serial.c \ + uartlite.c opal.c +src-wlib-$(CONFIG_PPC_MPC52XX) += mpc52xx-psc.c src-wlib-$(CONFIG_PPC64_BOOT_WRAPPER) += opal-calls.S ifndef CONFIG_PPC64_BOOT_WRAPPER src-wlib-y += crtsavres.S endif src-wlib-$(CONFIG_40x) += 4xx.c planetcore.c src-wlib-$(CONFIG_44x) += 4xx.c ebony.c bamboo.c -src-wlib-$(CONFIG_8xx) += mpc8xx.c planetcore.c fsl-soc.c +src-wlib-$(CONFIG_PPC_8xx) += mpc8xx.c planetcore.c fsl-soc.c src-wlib-$(CONFIG_PPC_82xx) += pq2.c fsl-soc.c planetcore.c -src-wlib-$(CONFIG_EMBEDDED6xx) += mv64x60.c mv64x60_i2c.c ugecon.c fsl-soc.c +src-wlib-$(CONFIG_EMBEDDED6xx) += mpsc.c mv64x60.c mv64x60_i2c.c ugecon.c fsl-soc.c src-plat-y := of.c epapr.c src-plat-$(CONFIG_40x) += fixed-head.S ep405.c cuboot-hotfoot.c \ @@ -124,7 +133,7 @@ src-plat-$(CONFIG_44x) += treeboot-ebony.c cuboot-ebony.c treeboot-bamboo.c \ treeboot-iss4xx.c treeboot-currituck.c \ treeboot-akebono.c \ simpleboot.c fixed-head.S virtex.c -src-plat-$(CONFIG_8xx) += cuboot-8xx.c fixed-head.S ep88xc.c redboot-8xx.c +src-plat-$(CONFIG_PPC_8xx) += cuboot-8xx.c fixed-head.S ep88xc.c redboot-8xx.c src-plat-$(CONFIG_PPC_MPC52xx) += cuboot-52xx.c src-plat-$(CONFIG_PPC_82xx) += cuboot-pq2.c fixed-head.S ep8248e.c cuboot-824x.c src-plat-$(CONFIG_PPC_83xx) += cuboot-83xx.c fixed-head.S redboot-83xx.c @@ -183,10 +192,10 @@ clean-files := $(zlib-) $(zlibheader-) $(zliblinuxheader-) \ empty.c zImage.coff.lds zImage.ps3.lds zImage.lds quiet_cmd_bootcc = BOOTCC $@ - cmd_bootcc = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $< + cmd_bootcc = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $< quiet_cmd_bootas = BOOTAS $@ - cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $< + cmd_bootas = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $< quiet_cmd_bootar = BOOTAR $@ cmd_bootar = $(CROSS32AR) -cr$(KBUILD_ARFLAGS) $@.$$$$ $(filter-out FORCE,$^); mv $@.$$$$ $@ diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S index 12866ccb5694..dcf2f15e6797 100644 --- a/arch/powerpc/boot/crt0.S +++ b/arch/powerpc/boot/crt0.S @@ -26,17 +26,17 @@ _zimage_start_opd: #ifdef __powerpc64__ .balign 8 -p_start: .llong _start -p_etext: .llong _etext -p_bss_start: .llong __bss_start -p_end: .llong _end - -p_toc: .llong __toc_start + 0x8000 - p_base -p_dyn: .llong __dynamic_start - p_base -p_rela: .llong __rela_dyn_start - p_base -p_prom: .llong 0 +p_start: .8byte _start +p_etext: .8byte _etext +p_bss_start: .8byte __bss_start +p_end: .8byte _end + +p_toc: .8byte __toc_start + 0x8000 - p_base +p_dyn: .8byte __dynamic_start - p_base +p_rela: .8byte __rela_dyn_start - p_base +p_prom: .8byte 0 .weak _platform_stack_top -p_pstack: .llong _platform_stack_top +p_pstack: .8byte _platform_stack_top #else p_start: .long _start p_etext: .long _etext diff --git a/arch/powerpc/boot/dts/fsp2.dts b/arch/powerpc/boot/dts/fsp2.dts index 475953ada707..f10a64aeb83b 100644 --- a/arch/powerpc/boot/dts/fsp2.dts +++ b/arch/powerpc/boot/dts/fsp2.dts @@ -52,6 +52,7 @@ clocks { mmc_clk: mmc_clk { compatible = "fixed-clock"; + #clock-cells = <0>; clock-frequency = <50000000>; clock-output-names = "mmc_clk"; }; @@ -359,20 +360,6 @@ interrupts = <31 0x4 15 0x84>; }; - mmc0: sdhci@020c0000 { - compatible = "st,sdhci-stih407", "st,sdhci"; - status = "disabled"; - reg = <0x020c0000 0x20000>; - reg-names = "mmc"; - interrupt-parent = <&UIC1_3>; - interrupts = <21 0x4 22 0x4>; - interrupt-names = "mmcirq"; - pinctrl-names = "default"; - pinctrl-0 = <>; - clock-names = "mmc"; - clocks = <&mmc_clk>; - }; - plb6 { compatible = "ibm,plb6"; #address-cells = <2>; @@ -501,6 +488,24 @@ /*RXDE*/ 4 &UIC1_2 13 0x4>; }; + mmc0: mmc@20c0000 { + compatible = "st,sdhci-stih407", "st,sdhci"; + reg = <0x020c0000 0x20000>; + reg-names = "mmc"; + interrupts = <21 0x4>; + interrupt-parent = <&UIC1_3>; + interrupt-names = "mmcirq"; + pinctrl-names = "default"; + pinctrl-0 = <>; + clock-names = "mmc"; + clocks = <&mmc_clk>; + bus-width = <4>; + non-removable; + sd-uhs-sdr50; + sd-uhs-sdr104; + sd-uhs-ddr50; + }; + opb { compatible = "ibm,opb"; #address-cells = <1>; diff --git a/arch/powerpc/boot/ppc_asm.h b/arch/powerpc/boot/ppc_asm.h index 68e388ee94fe..c63299f9fdd9 100644 --- a/arch/powerpc/boot/ppc_asm.h +++ b/arch/powerpc/boot/ppc_asm.h @@ -80,4 +80,12 @@ .long 0xa6037b7d; /* mtsrr1 r11 */ \ .long 0x2400004c /* rfid */ +#ifdef CONFIG_PPC_8xx +#define MFTBL(dest) mftb dest +#define MFTBU(dest) mftbu dest +#else +#define MFTBL(dest) mfspr dest, SPRN_TBRL +#define MFTBU(dest) mfspr dest, SPRN_TBRU +#endif + #endif /* _PPC64_PPC_ASM_H */ diff --git a/arch/powerpc/boot/serial.c b/arch/powerpc/boot/serial.c index e04c1e4063ae..7b5c02b1afd0 100644 --- a/arch/powerpc/boot/serial.c +++ b/arch/powerpc/boot/serial.c @@ -120,15 +120,19 @@ int serial_console_init(void) if (dt_is_compatible(devp, "ns16550") || dt_is_compatible(devp, "pnpPNP,501")) rc = ns16550_console_init(devp, &serial_cd); +#ifdef CONFIG_EMBEDDED6xx else if (dt_is_compatible(devp, "marvell,mv64360-mpsc")) rc = mpsc_console_init(devp, &serial_cd); +#endif else if (dt_is_compatible(devp, "fsl,cpm1-scc-uart") || dt_is_compatible(devp, "fsl,cpm1-smc-uart") || dt_is_compatible(devp, "fsl,cpm2-scc-uart") || dt_is_compatible(devp, "fsl,cpm2-smc-uart")) rc = cpm_console_init(devp, &serial_cd); +#ifdef CONFIG_PPC_MPC52XX else if (dt_is_compatible(devp, "fsl,mpc5200-psc-uart")) rc = mpc5200_psc_console_init(devp, &serial_cd); +#endif else if (dt_is_compatible(devp, "xlnx,opb-uartlite-1.00.b") || dt_is_compatible(devp, "xlnx,xps-uartlite-1.00.a")) rc = uartlite_console_init(devp, &serial_cd); diff --git a/arch/powerpc/boot/util.S b/arch/powerpc/boot/util.S index 243b8497d58b..ec069177d942 100644 --- a/arch/powerpc/boot/util.S +++ b/arch/powerpc/boot/util.S @@ -71,32 +71,18 @@ udelay: add r4,r4,r5 addi r4,r4,-1 divw r4,r4,r5 /* BUS ticks */ -#ifdef CONFIG_8xx -1: mftbu r5 - mftb r6 - mftbu r7 -#else -1: mfspr r5, SPRN_TBRU - mfspr r6, SPRN_TBRL - mfspr r7, SPRN_TBRU -#endif +1: MFTBU(r5) + MFTBL(r6) + MFTBU(r7) cmpw 0,r5,r7 bne 1b /* Get [synced] base time */ addc r9,r6,r4 /* Compute end time */ addze r8,r5 -#ifdef CONFIG_8xx -2: mftbu r5 -#else -2: mfspr r5, SPRN_TBRU -#endif +2: MFTBU(r5) cmpw 0,r5,r8 blt 2b bgt 3f -#ifdef CONFIG_8xx - mftb r6 -#else - mfspr r6, SPRN_TBRL -#endif + MFTBL(r6) cmpw 0,r6,r9 blt 2b 3: blr |