diff options
Diffstat (limited to 'target/linux/ppc40x')
| -rw-r--r-- | target/linux/ppc40x/Makefile | 4 | ||||
| -rw-r--r-- | target/linux/ppc40x/config-default | 1 | ||||
| -rw-r--r-- | target/linux/ppc40x/patches/003-ppc40x_simple_platform_support.patch | 135 | ||||
| -rw-r--r-- | target/linux/ppc40x/patches/004-acadia_cuboot.patch | 197 | ||||
| -rw-r--r-- | target/linux/ppc40x/patches/005-magicboxv1.patch | 6 | ||||
| -rw-r--r-- | target/linux/ppc40x/patches/006-magicboxv2.patch | 6 |
6 files changed, 9 insertions, 340 deletions
diff --git a/target/linux/ppc40x/Makefile b/target/linux/ppc40x/Makefile index 637680c5c..95ff5592e 100644 --- a/target/linux/ppc40x/Makefile +++ b/target/linux/ppc40x/Makefile @@ -9,9 +9,9 @@ include $(TOPDIR)/rules.mk ARCH:=powerpc BOARD:=ppc40x BOARDNAME:=AMCC/IBM PPC40x -FEATURES:=squashfs +FEATURES:=squashfs usb -LINUX_VERSION:=2.6.27.22 +LINUX_VERSION:=2.6.28.10 LINUX_KARCH:=powerpc include $(INCLUDE_DIR)/target.mk diff --git a/target/linux/ppc40x/config-default b/target/linux/ppc40x/config-default index 35cbc7ec4..912a10fe2 100644 --- a/target/linux/ppc40x/config-default +++ b/target/linux/ppc40x/config-default @@ -63,6 +63,7 @@ CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_LMB=y CONFIG_HAVE_OPROFILE=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_HCU4 is not set # CONFIG_HIGHMEM is not set CONFIG_HW_RANDOM=y CONFIG_HZ=250 diff --git a/target/linux/ppc40x/patches/003-ppc40x_simple_platform_support.patch b/target/linux/ppc40x/patches/003-ppc40x_simple_platform_support.patch deleted file mode 100644 index 1f7fe7efd..000000000 --- a/target/linux/ppc40x/patches/003-ppc40x_simple_platform_support.patch +++ /dev/null @@ -1,135 +0,0 @@ ---- a/arch/powerpc/platforms/40x/Kconfig -+++ b/arch/powerpc/platforms/40x/Kconfig -@@ -14,6 +14,15 @@ - # help - # This option enables support for the CPCI405 board. - -+config ACADIA -+ bool "Acadia" -+ depends on 40x -+ default n -+ select PPC40x_SIMPLE -+ select 405EZ -+ help -+ This option enables support for the AMCC 405EZ Acadia evaluation board. -+ - config EP405 - bool "EP405/EP405PC" - depends on 40x -@@ -93,6 +102,13 @@ config XILINX_VIRTEX_GENERIC_BOARD - Most Virtex designs should use this unless it needs to do some - special configuration at board probe time. - -+config PPC40x_SIMPLE -+ bool "Simple PowerPC 40x board support" -+ depends on 40x -+ default n -+ help -+ This option enables the simple PowerPC 40x platform support. -+ - # 40x specific CPU modules, selected based on the board above. - config NP405H - bool -@@ -118,6 +134,12 @@ config 405EX - select IBM_NEW_EMAC_EMAC4 - select IBM_NEW_EMAC_RGMII - -+config 405EZ -+ bool -+ select IBM_NEW_EMAC_NO_FLOW_CTRL -+ select IBM_NEW_EMAC_MAL_CLR_ICINTSTAT -+ select IBM_NEW_EMAC_MAL_COMMON_ERR -+ - config 405GPR - bool - ---- a/arch/powerpc/platforms/40x/Makefile -+++ b/arch/powerpc/platforms/40x/Makefile -@@ -3,3 +3,4 @@ obj-$(CONFIG_MAKALU) += makalu.o - obj-$(CONFIG_WALNUT) += walnut.o - obj-$(CONFIG_XILINX_VIRTEX_GENERIC_BOARD) += virtex.o - obj-$(CONFIG_EP405) += ep405.o -+obj-$(CONFIG_PPC40x_SIMPLE) += ppc40x_simple.o ---- /dev/null -+++ b/arch/powerpc/platforms/40x/ppc40x_simple.c -@@ -0,0 +1,80 @@ -+/* -+ * Generic PowerPC 40x platform support -+ * -+ * Copyright 2008 IBM Corporation -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the -+ * Free Software Foundation; version 2 of the License. -+ * -+ * This implements simple platform support for PowerPC 44x chips. This is -+ * mostly used for eval boards or other simple and "generic" 44x boards. If -+ * your board has custom functions or hardware, then you will likely want to -+ * implement your own board.c file to accommodate it. -+ */ -+ -+#include <asm/machdep.h> -+#include <asm/pci-bridge.h> -+#include <asm/ppc4xx.h> -+#include <asm/prom.h> -+#include <asm/time.h> -+#include <asm/udbg.h> -+#include <asm/uic.h> -+ -+#include <linux/init.h> -+#include <linux/of_platform.h> -+ -+static __initdata struct of_device_id ppc40x_of_bus[] = { -+ { .compatible = "ibm,plb3", }, -+ { .compatible = "ibm,plb4", }, -+ { .compatible = "ibm,opb", }, -+ { .compatible = "ibm,ebc", }, -+ { .compatible = "simple-bus", }, -+ {}, -+}; -+ -+static int __init ppc40x_device_probe(void) -+{ -+ of_platform_bus_probe(NULL, ppc40x_of_bus, NULL); -+ -+ return 0; -+} -+machine_device_initcall(ppc40x_simple, ppc40x_device_probe); -+ -+/* This is the list of boards that can be supported by this simple -+ * platform code. This does _not_ mean the boards are compatible, -+ * as they most certainly are not from a device tree perspective. -+ * However, their differences are handled by the device tree and the -+ * drivers and therefore they don't need custom board support files. -+ * -+ * Again, if your board needs to do things differently then create a -+ * board.c file for it rather than adding it to this list. -+ */ -+static char *board[] __initdata = { -+ "amcc,acadia" -+}; -+ -+static int __init ppc40x_probe(void) -+{ -+ unsigned long root = of_get_flat_dt_root(); -+ int i = 0; -+ -+ for (i = 0; i < ARRAY_SIZE(board); i++) { -+ if (of_flat_dt_is_compatible(root, board[i])) { -+ ppc_pci_flags = PPC_PCI_REASSIGN_ALL_RSRC; -+ return 1; -+ } -+ } -+ -+ return 0; -+} -+ -+define_machine(ppc40x_simple) { -+ .name = "PowerPC 40x Platform", -+ .probe = ppc40x_probe, -+ .progress = udbg_progress, -+ .init_IRQ = uic_init_tree, -+ .get_irq = uic_get_irq, -+ .restart = ppc4xx_reset_system, -+ .calibrate_decr = generic_calibrate_decr, -+}; diff --git a/target/linux/ppc40x/patches/004-acadia_cuboot.patch b/target/linux/ppc40x/patches/004-acadia_cuboot.patch deleted file mode 100644 index 1962d34ad..000000000 --- a/target/linux/ppc40x/patches/004-acadia_cuboot.patch +++ /dev/null @@ -1,197 +0,0 @@ ---- a/arch/powerpc/boot/Makefile -+++ b/arch/powerpc/boot/Makefile -@@ -68,7 +68,8 @@ src-plat := of.c cuboot-52xx.c cuboot-82 - fixed-head.S ep88xc.c ep405.c cuboot-c2k.c \ - cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \ - cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \ -- virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c -+ virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \ -+ cuboot-acadia.c - src-boot := $(src-wlib) $(src-plat) empty.c - - src-boot := $(addprefix $(obj)/, $(src-boot)) -@@ -211,6 +212,7 @@ image-$(CONFIG_DEFAULT_UIMAGE) += uImag - # Board ports in arch/powerpc/platform/40x/Kconfig - image-$(CONFIG_EP405) += dtbImage.ep405 - image-$(CONFIG_WALNUT) += treeImage.walnut -+image-$(CONFIG_ACADIA) += cuImage.acadia - - # Board ports in arch/powerpc/platform/44x/Kconfig - image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony ---- /dev/null -+++ b/arch/powerpc/boot/cuboot-acadia.c -@@ -0,0 +1,174 @@ -+/* -+ * Old U-boot compatibility for Acadia -+ * -+ * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com> -+ * -+ * Copyright 2008 IBM Corporation -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published -+ * by the Free Software Foundation. -+ */ -+ -+#include "ops.h" -+#include "io.h" -+#include "dcr.h" -+#include "stdio.h" -+#include "4xx.h" -+#include "44x.h" -+#include "cuboot.h" -+ -+#define TARGET_4xx -+#include "ppcboot.h" -+ -+static bd_t bd; -+ -+#define CPR_PERD0_SPIDV_MASK 0x000F0000 /* SPI Clock Divider */ -+ -+#define PLLC_SRC_MASK 0x20000000 /* PLL feedback source */ -+ -+#define PLLD_FBDV_MASK 0x1F000000 /* PLL feedback divider value */ -+#define PLLD_FWDVA_MASK 0x000F0000 /* PLL forward divider A value */ -+#define PLLD_FWDVB_MASK 0x00000700 /* PLL forward divider B value */ -+ -+#define PRIMAD_CPUDV_MASK 0x0F000000 /* CPU Clock Divisor Mask */ -+#define PRIMAD_PLBDV_MASK 0x000F0000 /* PLB Clock Divisor Mask */ -+#define PRIMAD_OPBDV_MASK 0x00000F00 /* OPB Clock Divisor Mask */ -+#define PRIMAD_EBCDV_MASK 0x0000000F /* EBC Clock Divisor Mask */ -+ -+#define PERD0_PWMDV_MASK 0xFF000000 /* PWM Divider Mask */ -+#define PERD0_SPIDV_MASK 0x000F0000 /* SPI Divider Mask */ -+#define PERD0_U0DV_MASK 0x0000FF00 /* UART 0 Divider Mask */ -+#define PERD0_U1DV_MASK 0x000000FF /* UART 1 Divider Mask */ -+ -+static void get_clocks(void) -+{ -+ unsigned long sysclk, cpr_plld, cpr_pllc, cpr_primad, plloutb, i; -+ unsigned long pllFwdDiv, pllFwdDivB, pllFbkDiv, pllPlbDiv, pllExtBusDiv; -+ unsigned long pllOpbDiv, freqEBC, freqUART, freqOPB; -+ unsigned long div; /* total divisor udiv * bdiv */ -+ unsigned long umin; /* minimum udiv */ -+ unsigned short diff; /* smallest diff */ -+ unsigned long udiv; /* best udiv */ -+ unsigned short idiff; /* current diff */ -+ unsigned short ibdiv; /* current bdiv */ -+ unsigned long est; /* current estimate */ -+ unsigned long baud; -+ void *np; -+ -+ /* read the sysclk value from the CPLD */ -+ sysclk = (in_8((unsigned char *)0x80000000) == 0xc) ? 66666666 : 33333000; -+ -+ /* -+ * Read PLL Mode registers -+ */ -+ cpr_plld = CPR0_READ(DCRN_CPR0_PLLD); -+ cpr_pllc = CPR0_READ(DCRN_CPR0_PLLC); -+ -+ /* -+ * Determine forward divider A -+ */ -+ pllFwdDiv = ((cpr_plld & PLLD_FWDVA_MASK) >> 16); -+ -+ /* -+ * Determine forward divider B -+ */ -+ pllFwdDivB = ((cpr_plld & PLLD_FWDVB_MASK) >> 8); -+ if (pllFwdDivB == 0) -+ pllFwdDivB = 8; -+ -+ /* -+ * Determine FBK_DIV. -+ */ -+ pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24); -+ if (pllFbkDiv == 0) -+ pllFbkDiv = 256; -+ -+ /* -+ * Read CPR_PRIMAD register -+ */ -+ cpr_primad = CPR0_READ(DCRN_CPR0_PRIMAD); -+ -+ /* -+ * Determine PLB_DIV. -+ */ -+ pllPlbDiv = ((cpr_primad & PRIMAD_PLBDV_MASK) >> 16); -+ if (pllPlbDiv == 0) -+ pllPlbDiv = 16; -+ -+ /* -+ * Determine EXTBUS_DIV. -+ */ -+ pllExtBusDiv = (cpr_primad & PRIMAD_EBCDV_MASK); -+ if (pllExtBusDiv == 0) -+ pllExtBusDiv = 16; -+ -+ /* -+ * Determine OPB_DIV. -+ */ -+ pllOpbDiv = ((cpr_primad & PRIMAD_OPBDV_MASK) >> 8); -+ if (pllOpbDiv == 0) -+ pllOpbDiv = 16; -+ -+ /* There is a bug in U-Boot that prevents us from using -+ * bd.bi_opbfreq because U-Boot doesn't populate it for -+ * 405EZ. We get to calculate it, yay! -+ */ -+ freqOPB = (sysclk *pllFbkDiv) /pllOpbDiv; -+ -+ freqEBC = (sysclk * pllFbkDiv) / pllExtBusDiv; -+ -+ plloutb = ((sysclk * ((cpr_pllc & PLLC_SRC_MASK) ? -+ pllFwdDivB : pllFwdDiv) * -+ pllFbkDiv) / pllFwdDivB); -+ -+ np = find_node_by_alias("serial0"); -+ if (getprop(np, "current-speed", &baud, sizeof(baud)) != sizeof(baud)) -+ fatal("no current-speed property\n\r"); -+ -+ udiv = 256; /* Assume lowest possible serial clk */ -+ div = plloutb / (16 * baud); /* total divisor */ -+ umin = (plloutb / freqOPB) << 1; /* 2 x OPB divisor */ -+ diff = 256; /* highest possible */ -+ -+ /* i is the test udiv value -- start with the largest -+ * possible (256) to minimize serial clock and constrain -+ * search to umin. -+ */ -+ for (i = 256; i > umin; i--) { -+ ibdiv = div / i; -+ est = i * ibdiv; -+ idiff = (est > div) ? (est-div) : (div-est); -+ if (idiff == 0) { -+ udiv = i; -+ break; /* can't do better */ -+ } else if (idiff < diff) { -+ udiv = i; /* best so far */ -+ diff = idiff; /* update lowest diff*/ -+ } -+ } -+ freqUART = plloutb / udiv; -+ -+ dt_fixup_cpu_clocks(bd.bi_procfreq, bd.bi_intfreq, bd.bi_plb_busfreq); -+ dt_fixup_clock("/plb/ebc", freqEBC); -+ dt_fixup_clock("/plb/opb", freqOPB); -+ dt_fixup_clock("/plb/opb/serial@ef600300", freqUART); -+ dt_fixup_clock("/plb/opb/serial@ef600400", freqUART); -+} -+ -+static void acadia_fixups(void) -+{ -+ dt_fixup_memory(bd.bi_memstart, bd.bi_memsize); -+ get_clocks(); -+ dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr); -+} -+ -+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, -+ unsigned long r6, unsigned long r7) -+{ -+ CUBOOT_INIT(); -+ platform_ops.fixups = acadia_fixups; -+ platform_ops.exit = ibm40x_dbcr_reset; -+ fdt_init(_dtb_start); -+ serial_console_init(); -+} diff --git a/target/linux/ppc40x/patches/005-magicboxv1.patch b/target/linux/ppc40x/patches/005-magicboxv1.patch index 159e4f8a6..331fc5ff1 100644 --- a/target/linux/ppc40x/patches/005-magicboxv1.patch +++ b/target/linux/ppc40x/patches/005-magicboxv1.patch @@ -263,7 +263,7 @@ +}; --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile -@@ -69,7 +69,7 @@ src-plat := of.c cuboot-52xx.c cuboot-82 +@@ -70,7 +70,7 @@ src-plat := of.c cuboot-52xx.c cuboot-82 cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \ cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \ virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \ @@ -272,7 +272,7 @@ src-boot := $(src-wlib) $(src-plat) empty.c src-boot := $(addprefix $(obj)/, $(src-boot)) -@@ -213,6 +213,7 @@ image-$(CONFIG_DEFAULT_UIMAGE) += uImag +@@ -214,6 +214,7 @@ image-$(CONFIG_DEFAULT_UIMAGE) += uImag image-$(CONFIG_EP405) += dtbImage.ep405 image-$(CONFIG_WALNUT) += treeImage.walnut image-$(CONFIG_ACADIA) += cuImage.acadia @@ -282,7 +282,7 @@ image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony --- a/arch/powerpc/platforms/40x/Kconfig +++ b/arch/powerpc/platforms/40x/Kconfig -@@ -41,6 +41,16 @@ config KILAUEA +@@ -49,6 +49,16 @@ config KILAUEA help This option enables support for the AMCC PPC405EX evaluation board. diff --git a/target/linux/ppc40x/patches/006-magicboxv2.patch b/target/linux/ppc40x/patches/006-magicboxv2.patch index 686c0efdb..33831af5d 100644 --- a/target/linux/ppc40x/patches/006-magicboxv2.patch +++ b/target/linux/ppc40x/patches/006-magicboxv2.patch @@ -296,7 +296,7 @@ +}; --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile -@@ -69,7 +69,7 @@ src-plat := of.c cuboot-52xx.c cuboot-82 +@@ -70,7 +70,7 @@ src-plat := of.c cuboot-52xx.c cuboot-82 cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \ cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \ virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \ @@ -305,7 +305,7 @@ src-boot := $(src-wlib) $(src-plat) empty.c src-boot := $(addprefix $(obj)/, $(src-boot)) -@@ -214,6 +214,7 @@ image-$(CONFIG_EP405) += dtbImage.ep40 +@@ -215,6 +215,7 @@ image-$(CONFIG_EP405) += dtbImage.ep40 image-$(CONFIG_WALNUT) += treeImage.walnut image-$(CONFIG_ACADIA) += cuImage.acadia image-$(CONFIG_MAGICBOXV1) += cuImage.magicboxv1 @@ -315,7 +315,7 @@ image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony --- a/arch/powerpc/platforms/40x/Kconfig +++ b/arch/powerpc/platforms/40x/Kconfig -@@ -51,6 +51,16 @@ config MAGICBOXV1 +@@ -59,6 +59,16 @@ config MAGICBOXV1 help This option enables support for the Magicbox v1 board. |