mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-12 05:48:40 +00:00
Merge branch 'for-2.6.25' of master.kernel.org:/pub/scm/linux/kernel/git/jwboyer/powerpc-4xx
This commit is contained in:
commit
75e06e2d7d
20 changed files with 1992 additions and 9 deletions
|
@ -480,7 +480,7 @@ config MCA
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||||||
config PCI
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config PCI
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||||||
bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_86xx \
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bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_86xx \
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||||||
|| PPC_MPC52xx || (EMBEDDED && (PPC_PSERIES || PPC_ISERIES)) \
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|| PPC_MPC52xx || (EMBEDDED && (PPC_PSERIES || PPC_ISERIES)) \
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||||||
|| PPC_PS3
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|| PPC_PS3 || 44x
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default y if !40x && !CPM2 && !8xx && !PPC_83xx \
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default y if !40x && !CPM2 && !8xx && !PPC_83xx \
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&& !PPC_85xx && !PPC_86xx
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&& !PPC_85xx && !PPC_86xx
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||||||
default PCI_PERMEDIA if !4xx && !CPM2 && !8xx
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default PCI_PERMEDIA if !4xx && !CPM2 && !8xx
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||||||
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|
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@ -159,7 +159,7 @@ void ibm4xx_denali_fixup_memsize(void)
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||||||
val = DDR_GET_VAL(val, DDR_CS_MAP, DDR_CS_MAP_SHIFT);
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val = DDR_GET_VAL(val, DDR_CS_MAP, DDR_CS_MAP_SHIFT);
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cs = 0;
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cs = 0;
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||||||
while (val) {
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while (val) {
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if (val && 0x1)
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if (val & 0x1)
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cs++;
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cs++;
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val = val >> 1;
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val = val >> 1;
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}
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}
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||||||
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|
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@ -62,7 +62,8 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
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||||||
ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \
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ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \
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||||||
cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \
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cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \
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||||||
fixed-head.S ep88xc.c cuboot-hpc2.c ep405.c cuboot-taishan.c \
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fixed-head.S ep88xc.c cuboot-hpc2.c ep405.c cuboot-taishan.c \
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cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c
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cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
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cuboot-warp.c
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src-boot := $(src-wlib) $(src-plat) empty.c
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src-boot := $(src-wlib) $(src-plat) empty.c
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|
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src-boot := $(addprefix $(obj)/, $(src-boot))
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src-boot := $(addprefix $(obj)/, $(src-boot))
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@ -208,6 +209,7 @@ image-$(CONFIG_RAINIER) += cuImage.rainier
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image-$(CONFIG_WALNUT) += treeImage.walnut
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image-$(CONFIG_WALNUT) += treeImage.walnut
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image-$(CONFIG_TAISHAN) += cuImage.taishan
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image-$(CONFIG_TAISHAN) += cuImage.taishan
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image-$(CONFIG_KATMAI) += cuImage.katmai
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image-$(CONFIG_KATMAI) += cuImage.katmai
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||||||
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image-$(CONFIG_WARP) += cuImage.warp
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endif
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endif
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ifneq ($(CONFIG_REDBOOT),"")
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ifneq ($(CONFIG_REDBOOT),"")
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||||||
|
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39
arch/powerpc/boot/cuboot-warp.c
Normal file
39
arch/powerpc/boot/cuboot-warp.c
Normal file
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@ -0,0 +1,39 @@
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||||||
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/*
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||||||
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* Copyright (c) 2008 PIKA Technologies
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* Sean MacLennan <smaclennan@pikatech.com>
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*
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||||||
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* This program is free software; you can redistribute it and/or modify it
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||||||
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* under the terms of the GNU General Public License version 2 as published
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||||||
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* by the Free Software Foundation.
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||||||
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*/
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||||||
|
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#include "ops.h"
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#include "4xx.h"
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#include "cuboot.h"
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#define TARGET_44x
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#include "ppcboot.h"
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static bd_t bd;
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|
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||||||
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static void warp_fixups(void)
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{
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unsigned long sysclk = 66000000;
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|
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ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
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||||||
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ibm4xx_sdram_fixup_memsize();
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ibm4xx_fixup_ebc_ranges("/plb/opb/ebc");
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||||||
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dt_fixup_mac_addresses(&bd.bi_enetaddr);
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||||||
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}
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||||||
|
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||||||
|
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||||||
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void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
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unsigned long r6, unsigned long r7)
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{
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||||||
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CUBOOT_INIT();
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||||||
|
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||||||
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platform_ops.fixups = warp_fixups;
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||||||
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platform_ops.exit = ibm44x_dbcr_reset;
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||||||
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fdt_init(_dtb_start);
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||||||
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serial_console_init();
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||||||
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}
|
|
@ -158,9 +158,10 @@ partition@0 {
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||||||
};
|
};
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||||||
};
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};
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||||||
|
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||||||
ds1743@1,0 {
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nvram@1,0 {
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||||||
/* NVRAM & RTC */
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/* NVRAM & RTC */
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||||||
compatible = "ds1743";
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compatible = "ds1743-nvram";
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||||||
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#bytes = <2000>;
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||||||
reg = <1 0 2000>;
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reg = <1 0 2000>;
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||||||
};
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};
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||||||
|
|
||||||
|
|
274
arch/powerpc/boot/dts/haleakala.dts
Normal file
274
arch/powerpc/boot/dts/haleakala.dts
Normal file
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@ -0,0 +1,274 @@
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||||||
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/*
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||||||
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* Device Tree Source for AMCC Haleakala (405EXr)
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||||||
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*
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||||||
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* Copyright 2008 DENX Software Engineering, Stefan Roese <sr@denx.de>
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||||||
|
*
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||||||
|
* This file is licensed under the terms of the GNU General Public
|
||||||
|
* License version 2. This program is licensed "as is" without
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||||||
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* any warranty of any kind, whether express or implied.
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||||||
|
*/
|
||||||
|
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||||||
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/ {
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||||||
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#address-cells = <1>;
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||||||
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#size-cells = <1>;
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||||||
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model = "amcc,haleakala";
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||||||
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compatible = "amcc,kilauea";
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||||||
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dcr-parent = <&/cpus/cpu@0>;
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||||||
|
|
||||||
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aliases {
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||||||
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ethernet0 = &EMAC0;
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||||||
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serial0 = &UART0;
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||||||
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serial1 = &UART1;
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||||||
|
};
|
||||||
|
|
||||||
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cpus {
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||||||
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#address-cells = <1>;
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||||||
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#size-cells = <0>;
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||||||
|
|
||||||
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cpu@0 {
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||||||
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device_type = "cpu";
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||||||
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model = "PowerPC,405EXr";
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||||||
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reg = <0>;
|
||||||
|
clock-frequency = <0>; /* Filled in by U-Boot */
|
||||||
|
timebase-frequency = <0>; /* Filled in by U-Boot */
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||||||
|
i-cache-line-size = <20>;
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||||||
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d-cache-line-size = <20>;
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||||||
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i-cache-size = <4000>; /* 16 kB */
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d-cache-size = <4000>; /* 16 kB */
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dcr-controller;
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||||||
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dcr-access-method = "native";
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||||||
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};
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||||||
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};
|
||||||
|
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||||||
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memory {
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||||||
|
device_type = "memory";
|
||||||
|
reg = <0 0>; /* Filled in by U-Boot */
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||||||
|
};
|
||||||
|
|
||||||
|
UIC0: interrupt-controller {
|
||||||
|
compatible = "ibm,uic-405exr", "ibm,uic";
|
||||||
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interrupt-controller;
|
||||||
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cell-index = <0>;
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||||||
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dcr-reg = <0c0 009>;
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||||||
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#address-cells = <0>;
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||||||
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#size-cells = <0>;
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||||||
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#interrupt-cells = <2>;
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||||||
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};
|
||||||
|
|
||||||
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UIC1: interrupt-controller1 {
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||||||
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compatible = "ibm,uic-405exr","ibm,uic";
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||||||
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interrupt-controller;
|
||||||
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cell-index = <1>;
|
||||||
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dcr-reg = <0d0 009>;
|
||||||
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#address-cells = <0>;
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||||||
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#size-cells = <0>;
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||||||
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#interrupt-cells = <2>;
|
||||||
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interrupts = <1e 4 1f 4>; /* cascade */
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
};
|
||||||
|
|
||||||
|
UIC2: interrupt-controller2 {
|
||||||
|
compatible = "ibm,uic-405exr","ibm,uic";
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||||||
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interrupt-controller;
|
||||||
|
cell-index = <2>;
|
||||||
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dcr-reg = <0e0 009>;
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||||||
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#address-cells = <0>;
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||||||
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#size-cells = <0>;
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||||||
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#interrupt-cells = <2>;
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||||||
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interrupts = <1c 4 1d 4>; /* cascade */
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||||||
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interrupt-parent = <&UIC0>;
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||||||
|
};
|
||||||
|
|
||||||
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plb {
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||||||
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compatible = "ibm,plb-405exr", "ibm,plb4";
|
||||||
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#address-cells = <1>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
ranges;
|
||||||
|
clock-frequency = <0>; /* Filled in by U-Boot */
|
||||||
|
|
||||||
|
SDRAM0: memory-controller {
|
||||||
|
compatible = "ibm,sdram-405exr";
|
||||||
|
dcr-reg = <010 2>;
|
||||||
|
};
|
||||||
|
|
||||||
|
MAL0: mcmal {
|
||||||
|
compatible = "ibm,mcmal-405exr", "ibm,mcmal2";
|
||||||
|
dcr-reg = <180 62>;
|
||||||
|
num-tx-chans = <2>;
|
||||||
|
num-rx-chans = <2>;
|
||||||
|
interrupt-parent = <&MAL0>;
|
||||||
|
interrupts = <0 1 2 3 4>;
|
||||||
|
#interrupt-cells = <1>;
|
||||||
|
#address-cells = <0>;
|
||||||
|
#size-cells = <0>;
|
||||||
|
interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
|
||||||
|
/*RXEOB*/ 1 &UIC0 b 4
|
||||||
|
/*SERR*/ 2 &UIC1 0 4
|
||||||
|
/*TXDE*/ 3 &UIC1 1 4
|
||||||
|
/*RXDE*/ 4 &UIC1 2 4>;
|
||||||
|
interrupt-map-mask = <ffffffff>;
|
||||||
|
};
|
||||||
|
|
||||||
|
POB0: opb {
|
||||||
|
compatible = "ibm,opb-405exr", "ibm,opb";
|
||||||
|
#address-cells = <1>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
ranges = <80000000 80000000 10000000
|
||||||
|
ef600000 ef600000 a00000
|
||||||
|
f0000000 f0000000 10000000>;
|
||||||
|
dcr-reg = <0a0 5>;
|
||||||
|
clock-frequency = <0>; /* Filled in by U-Boot */
|
||||||
|
|
||||||
|
EBC0: ebc {
|
||||||
|
compatible = "ibm,ebc-405exr", "ibm,ebc";
|
||||||
|
dcr-reg = <012 2>;
|
||||||
|
#address-cells = <2>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
clock-frequency = <0>; /* Filled in by U-Boot */
|
||||||
|
/* ranges property is supplied by U-Boot */
|
||||||
|
interrupts = <5 1>;
|
||||||
|
interrupt-parent = <&UIC1>;
|
||||||
|
|
||||||
|
nor_flash@0,0 {
|
||||||
|
compatible = "amd,s29gl512n", "cfi-flash";
|
||||||
|
bank-width = <2>;
|
||||||
|
reg = <0 000000 4000000>;
|
||||||
|
#address-cells = <1>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
partition@0 {
|
||||||
|
label = "kernel";
|
||||||
|
reg = <0 200000>;
|
||||||
|
};
|
||||||
|
partition@200000 {
|
||||||
|
label = "root";
|
||||||
|
reg = <200000 200000>;
|
||||||
|
};
|
||||||
|
partition@400000 {
|
||||||
|
label = "user";
|
||||||
|
reg = <400000 3b60000>;
|
||||||
|
};
|
||||||
|
partition@3f60000 {
|
||||||
|
label = "env";
|
||||||
|
reg = <3f60000 40000>;
|
||||||
|
};
|
||||||
|
partition@3fa0000 {
|
||||||
|
label = "u-boot";
|
||||||
|
reg = <3fa0000 60000>;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
UART0: serial@ef600200 {
|
||||||
|
device_type = "serial";
|
||||||
|
compatible = "ns16550";
|
||||||
|
reg = <ef600200 8>;
|
||||||
|
virtual-reg = <ef600200>;
|
||||||
|
clock-frequency = <0>; /* Filled in by U-Boot */
|
||||||
|
current-speed = <0>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
interrupts = <1a 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
UART1: serial@ef600300 {
|
||||||
|
device_type = "serial";
|
||||||
|
compatible = "ns16550";
|
||||||
|
reg = <ef600300 8>;
|
||||||
|
virtual-reg = <ef600300>;
|
||||||
|
clock-frequency = <0>; /* Filled in by U-Boot */
|
||||||
|
current-speed = <0>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
interrupts = <1 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
IIC0: i2c@ef600400 {
|
||||||
|
compatible = "ibm,iic-405exr", "ibm,iic";
|
||||||
|
reg = <ef600400 14>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
interrupts = <2 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
IIC1: i2c@ef600500 {
|
||||||
|
compatible = "ibm,iic-405exr", "ibm,iic";
|
||||||
|
reg = <ef600500 14>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
interrupts = <7 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
RGMII0: emac-rgmii@ef600b00 {
|
||||||
|
compatible = "ibm,rgmii-405exr", "ibm,rgmii";
|
||||||
|
reg = <ef600b00 104>;
|
||||||
|
has-mdio;
|
||||||
|
};
|
||||||
|
|
||||||
|
EMAC0: ethernet@ef600900 {
|
||||||
|
linux,network-index = <0>;
|
||||||
|
device_type = "network";
|
||||||
|
compatible = "ibm,emac-405exr", "ibm,emac4";
|
||||||
|
interrupt-parent = <&EMAC0>;
|
||||||
|
interrupts = <0 1>;
|
||||||
|
#interrupt-cells = <1>;
|
||||||
|
#address-cells = <0>;
|
||||||
|
#size-cells = <0>;
|
||||||
|
interrupt-map = </*Status*/ 0 &UIC0 18 4
|
||||||
|
/*Wake*/ 1 &UIC1 1d 4>;
|
||||||
|
reg = <ef600900 70>;
|
||||||
|
local-mac-address = [000000000000]; /* Filled in by U-Boot */
|
||||||
|
mal-device = <&MAL0>;
|
||||||
|
mal-tx-channel = <0>;
|
||||||
|
mal-rx-channel = <0>;
|
||||||
|
cell-index = <0>;
|
||||||
|
max-frame-size = <5dc>;
|
||||||
|
rx-fifo-size = <1000>;
|
||||||
|
tx-fifo-size = <800>;
|
||||||
|
phy-mode = "rgmii";
|
||||||
|
phy-map = <00000000>;
|
||||||
|
rgmii-device = <&RGMII0>;
|
||||||
|
rgmii-channel = <0>;
|
||||||
|
has-inverted-stacr-oc;
|
||||||
|
has-new-stacr-staopc;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
PCIE0: pciex@0a0000000 {
|
||||||
|
device_type = "pci";
|
||||||
|
#interrupt-cells = <1>;
|
||||||
|
#size-cells = <2>;
|
||||||
|
#address-cells = <3>;
|
||||||
|
compatible = "ibm,plb-pciex-405exr", "ibm,plb-pciex";
|
||||||
|
primary;
|
||||||
|
port = <0>; /* port number */
|
||||||
|
reg = <a0000000 20000000 /* Config space access */
|
||||||
|
ef000000 00001000>; /* Registers */
|
||||||
|
dcr-reg = <040 020>;
|
||||||
|
sdr-base = <400>;
|
||||||
|
|
||||||
|
/* Outbound ranges, one memory and one IO,
|
||||||
|
* later cannot be changed
|
||||||
|
*/
|
||||||
|
ranges = <02000000 0 80000000 90000000 0 08000000
|
||||||
|
01000000 0 00000000 e0000000 0 00010000>;
|
||||||
|
|
||||||
|
/* Inbound 2GB range starting at 0 */
|
||||||
|
dma-ranges = <42000000 0 0 0 0 80000000>;
|
||||||
|
|
||||||
|
/* This drives busses 0x00 to 0x3f */
|
||||||
|
bus-range = <00 3f>;
|
||||||
|
|
||||||
|
/* Legacy interrupts (note the weird polarity, the bridge seems
|
||||||
|
* to invert PCIe legacy interrupts).
|
||||||
|
* We are de-swizzling here because the numbers are actually for
|
||||||
|
* port of the root complex virtual P2P bridge. But I want
|
||||||
|
* to avoid putting a node for it in the tree, so the numbers
|
||||||
|
* below are basically de-swizzled numbers.
|
||||||
|
* The real slot is on idsel 0, so the swizzling is 1:1
|
||||||
|
*/
|
||||||
|
interrupt-map-mask = <0000 0 0 7>;
|
||||||
|
interrupt-map = <
|
||||||
|
0000 0 0 1 &UIC2 0 4 /* swizzled int A */
|
||||||
|
0000 0 0 2 &UIC2 1 4 /* swizzled int B */
|
||||||
|
0000 0 0 3 &UIC2 2 4 /* swizzled int C */
|
||||||
|
0000 0 0 4 &UIC2 3 4 /* swizzled int D */>;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
};
|
|
@ -175,9 +175,10 @@ partition@0 {
|
||||||
};
|
};
|
||||||
};
|
};
|
||||||
|
|
||||||
ds1743@1,0 {
|
nvram@1,0 {
|
||||||
/* NVRAM and RTC */
|
/* NVRAM and RTC */
|
||||||
compatible = "ds1743";
|
compatible = "ds1743-nvram";
|
||||||
|
#bytes = <2000>;
|
||||||
reg = <1 0 2000>;
|
reg = <1 0 2000>;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
239
arch/powerpc/boot/dts/warp.dts
Normal file
239
arch/powerpc/boot/dts/warp.dts
Normal file
|
@ -0,0 +1,239 @@
|
||||||
|
/*
|
||||||
|
* Device Tree Source for PIKA Warp
|
||||||
|
*
|
||||||
|
* Copyright (c) 2008 PIKA Technologies
|
||||||
|
* Sean MacLennan <smaclennan@pikatech.com>
|
||||||
|
*
|
||||||
|
* This file is licensed under the terms of the GNU General Public
|
||||||
|
* License version 2. This program is licensed "as is" without
|
||||||
|
* any warranty of any kind, whether express or implied.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/ {
|
||||||
|
#address-cells = <2>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
model = "pika,warp";
|
||||||
|
compatible = "pika,warp";
|
||||||
|
dcr-parent = <&/cpus/cpu@0>;
|
||||||
|
|
||||||
|
aliases {
|
||||||
|
ethernet0 = &EMAC0;
|
||||||
|
serial0 = &UART0;
|
||||||
|
};
|
||||||
|
|
||||||
|
cpus {
|
||||||
|
#address-cells = <1>;
|
||||||
|
#size-cells = <0>;
|
||||||
|
|
||||||
|
cpu@0 {
|
||||||
|
device_type = "cpu";
|
||||||
|
model = "PowerPC,440EP";
|
||||||
|
reg = <0>;
|
||||||
|
clock-frequency = <0>; /* Filled in by zImage */
|
||||||
|
timebase-frequency = <0>; /* Filled in by zImage */
|
||||||
|
i-cache-line-size = <20>;
|
||||||
|
d-cache-line-size = <20>;
|
||||||
|
i-cache-size = <8000>;
|
||||||
|
d-cache-size = <8000>;
|
||||||
|
dcr-controller;
|
||||||
|
dcr-access-method = "native";
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
memory {
|
||||||
|
device_type = "memory";
|
||||||
|
reg = <0 0 0>; /* Filled in by zImage */
|
||||||
|
};
|
||||||
|
|
||||||
|
UIC0: interrupt-controller0 {
|
||||||
|
compatible = "ibm,uic-440ep","ibm,uic";
|
||||||
|
interrupt-controller;
|
||||||
|
cell-index = <0>;
|
||||||
|
dcr-reg = <0c0 009>;
|
||||||
|
#address-cells = <0>;
|
||||||
|
#size-cells = <0>;
|
||||||
|
#interrupt-cells = <2>;
|
||||||
|
};
|
||||||
|
|
||||||
|
UIC1: interrupt-controller1 {
|
||||||
|
compatible = "ibm,uic-440ep","ibm,uic";
|
||||||
|
interrupt-controller;
|
||||||
|
cell-index = <1>;
|
||||||
|
dcr-reg = <0d0 009>;
|
||||||
|
#address-cells = <0>;
|
||||||
|
#size-cells = <0>;
|
||||||
|
#interrupt-cells = <2>;
|
||||||
|
interrupts = <1e 4 1f 4>; /* cascade */
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
};
|
||||||
|
|
||||||
|
SDR0: sdr {
|
||||||
|
compatible = "ibm,sdr-440ep";
|
||||||
|
dcr-reg = <00e 002>;
|
||||||
|
};
|
||||||
|
|
||||||
|
CPR0: cpr {
|
||||||
|
compatible = "ibm,cpr-440ep";
|
||||||
|
dcr-reg = <00c 002>;
|
||||||
|
};
|
||||||
|
|
||||||
|
plb {
|
||||||
|
compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4";
|
||||||
|
#address-cells = <2>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
ranges;
|
||||||
|
clock-frequency = <0>; /* Filled in by zImage */
|
||||||
|
|
||||||
|
SDRAM0: sdram {
|
||||||
|
compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
|
||||||
|
dcr-reg = <010 2>;
|
||||||
|
};
|
||||||
|
|
||||||
|
DMA0: dma {
|
||||||
|
compatible = "ibm,dma-440ep", "ibm,dma-440gp";
|
||||||
|
dcr-reg = <100 027>;
|
||||||
|
};
|
||||||
|
|
||||||
|
MAL0: mcmal {
|
||||||
|
compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
|
||||||
|
dcr-reg = <180 62>;
|
||||||
|
num-tx-chans = <4>;
|
||||||
|
num-rx-chans = <2>;
|
||||||
|
interrupt-parent = <&MAL0>;
|
||||||
|
interrupts = <0 1 2 3 4>;
|
||||||
|
#interrupt-cells = <1>;
|
||||||
|
#address-cells = <0>;
|
||||||
|
#size-cells = <0>;
|
||||||
|
interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
|
||||||
|
/*RXEOB*/ 1 &UIC0 b 4
|
||||||
|
/*SERR*/ 2 &UIC1 0 4
|
||||||
|
/*TXDE*/ 3 &UIC1 1 4
|
||||||
|
/*RXDE*/ 4 &UIC1 2 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
POB0: opb {
|
||||||
|
compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
|
||||||
|
#address-cells = <1>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
ranges = <00000000 0 00000000 80000000
|
||||||
|
80000000 0 80000000 80000000>;
|
||||||
|
interrupt-parent = <&UIC1>;
|
||||||
|
interrupts = <7 4>;
|
||||||
|
clock-frequency = <0>; /* Filled in by zImage */
|
||||||
|
|
||||||
|
EBC0: ebc {
|
||||||
|
compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
|
||||||
|
dcr-reg = <012 2>;
|
||||||
|
#address-cells = <2>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
clock-frequency = <0>; /* Filled in by zImage */
|
||||||
|
interrupts = <5 1>;
|
||||||
|
interrupt-parent = <&UIC1>;
|
||||||
|
|
||||||
|
fpga@2,0 {
|
||||||
|
compatible = "pika,fpga";
|
||||||
|
reg = <2 0 2200>;
|
||||||
|
interrupts = <18 8>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
};
|
||||||
|
|
||||||
|
nor_flash@0,0 {
|
||||||
|
compatible = "amd,s29gl512n", "cfi-flash";
|
||||||
|
bank-width = <2>;
|
||||||
|
reg = <0 0 4000000>;
|
||||||
|
#address-cells = <1>;
|
||||||
|
#size-cells = <1>;
|
||||||
|
partition@0 {
|
||||||
|
label = "kernel";
|
||||||
|
reg = <0 180000>;
|
||||||
|
};
|
||||||
|
partition@180000 {
|
||||||
|
label = "root";
|
||||||
|
reg = <180000 3480000>;
|
||||||
|
};
|
||||||
|
partition@3600000 {
|
||||||
|
label = "user";
|
||||||
|
reg = <3600000 900000>;
|
||||||
|
};
|
||||||
|
partition@3f00000 {
|
||||||
|
label = "fpga";
|
||||||
|
reg = <3f00000 40000>;
|
||||||
|
};
|
||||||
|
partition@3f40000 {
|
||||||
|
label = "env";
|
||||||
|
reg = <3f40000 40000>;
|
||||||
|
};
|
||||||
|
partition@3f80000 {
|
||||||
|
label = "u-boot";
|
||||||
|
reg = <3f80000 80000>;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
UART0: serial@ef600300 {
|
||||||
|
device_type = "serial";
|
||||||
|
compatible = "ns16550";
|
||||||
|
reg = <ef600300 8>;
|
||||||
|
virtual-reg = <ef600300>;
|
||||||
|
clock-frequency = <0>; /* Filled in by zImage */
|
||||||
|
current-speed = <1c200>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
interrupts = <0 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
IIC0: i2c@ef600700 {
|
||||||
|
compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
|
||||||
|
reg = <ef600700 14>;
|
||||||
|
interrupt-parent = <&UIC0>;
|
||||||
|
interrupts = <2 4>;
|
||||||
|
};
|
||||||
|
|
||||||
|
GPIO0: gpio@ef600b00 {
|
||||||
|
compatible = "ibm,gpio-440ep";
|
||||||
|
reg = <ef600b00 48>;
|
||||||
|
};
|
||||||
|
|
||||||
|
GPIO1: gpio@ef600c00 {
|
||||||
|
compatible = "ibm,gpio-440ep";
|
||||||
|
reg = <ef600c00 48>;
|
||||||
|
};
|
||||||
|
|
||||||
|
ZMII0: emac-zmii@ef600d00 {
|
||||||
|
compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
|
||||||
|
reg = <ef600d00 c>;
|
||||||
|
};
|
||||||
|
|
||||||
|
EMAC0: ethernet@ef600e00 {
|
||||||
|
linux,network-index = <0>;
|
||||||
|
device_type = "network";
|
||||||
|
compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
|
||||||
|
interrupt-parent = <&UIC1>;
|
||||||
|
interrupts = <1c 4 1d 4>;
|
||||||
|
reg = <ef600e00 70>;
|
||||||
|
local-mac-address = [000000000000];
|
||||||
|
mal-device = <&MAL0>;
|
||||||
|
mal-tx-channel = <0 1>;
|
||||||
|
mal-rx-channel = <0>;
|
||||||
|
cell-index = <0>;
|
||||||
|
max-frame-size = <5dc>;
|
||||||
|
rx-fifo-size = <1000>;
|
||||||
|
tx-fifo-size = <800>;
|
||||||
|
phy-mode = "rmii";
|
||||||
|
phy-map = <00000000>;
|
||||||
|
zmii-device = <&ZMII0>;
|
||||||
|
zmii-channel = <0>;
|
||||||
|
};
|
||||||
|
|
||||||
|
usb@ef601000 {
|
||||||
|
compatible = "ohci-be";
|
||||||
|
reg = <ef601000 80>;
|
||||||
|
interrupts = <8 1 9 1>;
|
||||||
|
interrupt-parent = < &UIC1 >;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
chosen {
|
||||||
|
linux,stdout-path = "/plb/opb/serial@ef600300";
|
||||||
|
};
|
||||||
|
};
|
1057
arch/powerpc/configs/warp_defconfig
Normal file
1057
arch/powerpc/configs/warp_defconfig
Normal file
File diff suppressed because it is too large
Load diff
|
@ -1178,8 +1178,8 @@ static struct cpu_spec __initdata cpu_specs[] = {
|
||||||
.platform = "ppc405",
|
.platform = "ppc405",
|
||||||
},
|
},
|
||||||
{ /* 405EX */
|
{ /* 405EX */
|
||||||
.pvr_mask = 0xffff0000,
|
.pvr_mask = 0xffff0004,
|
||||||
.pvr_value = 0x12910000,
|
.pvr_value = 0x12910004,
|
||||||
.cpu_name = "405EX",
|
.cpu_name = "405EX",
|
||||||
.cpu_features = CPU_FTRS_40X,
|
.cpu_features = CPU_FTRS_40X,
|
||||||
.cpu_user_features = PPC_FEATURE_32 |
|
.cpu_user_features = PPC_FEATURE_32 |
|
||||||
|
@ -1189,6 +1189,18 @@ static struct cpu_spec __initdata cpu_specs[] = {
|
||||||
.machine_check = machine_check_4xx,
|
.machine_check = machine_check_4xx,
|
||||||
.platform = "ppc405",
|
.platform = "ppc405",
|
||||||
},
|
},
|
||||||
|
{ /* 405EXr */
|
||||||
|
.pvr_mask = 0xffff0004,
|
||||||
|
.pvr_value = 0x12910000,
|
||||||
|
.cpu_name = "405EXr",
|
||||||
|
.cpu_features = CPU_FTRS_40X,
|
||||||
|
.cpu_user_features = PPC_FEATURE_32 |
|
||||||
|
PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
|
||||||
|
.icache_bsize = 32,
|
||||||
|
.dcache_bsize = 32,
|
||||||
|
.machine_check = machine_check_4xx,
|
||||||
|
.platform = "ppc405",
|
||||||
|
},
|
||||||
|
|
||||||
#endif /* CONFIG_40x */
|
#endif /* CONFIG_40x */
|
||||||
#ifdef CONFIG_44x
|
#ifdef CONFIG_44x
|
||||||
|
@ -1226,6 +1238,18 @@ static struct cpu_spec __initdata cpu_specs[] = {
|
||||||
.machine_check = machine_check_4xx,
|
.machine_check = machine_check_4xx,
|
||||||
.platform = "ppc440",
|
.platform = "ppc440",
|
||||||
},
|
},
|
||||||
|
{ /* Matches both physical and logical PVR for 440EP (logical pvr = pvr | 0x8) */
|
||||||
|
.pvr_mask = 0xf0000ff7,
|
||||||
|
.pvr_value = 0x400008d4,
|
||||||
|
.cpu_name = "440EP Rev. C",
|
||||||
|
.cpu_features = CPU_FTRS_44X,
|
||||||
|
.cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
|
||||||
|
.icache_bsize = 32,
|
||||||
|
.dcache_bsize = 32,
|
||||||
|
.cpu_setup = __setup_cpu_440ep,
|
||||||
|
.machine_check = machine_check_4xx,
|
||||||
|
.platform = "ppc440",
|
||||||
|
},
|
||||||
{ /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
|
{ /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
|
||||||
.pvr_mask = 0xf0000fff,
|
.pvr_mask = 0xf0000fff,
|
||||||
.pvr_value = 0x400008db,
|
.pvr_value = 0x400008db,
|
||||||
|
|
|
@ -36,6 +36,7 @@ static __initdata struct of_device_id walnut_of_bus[] = {
|
||||||
static int __init walnut_device_probe(void)
|
static int __init walnut_device_probe(void)
|
||||||
{
|
{
|
||||||
of_platform_bus_probe(NULL, walnut_of_bus, NULL);
|
of_platform_bus_probe(NULL, walnut_of_bus, NULL);
|
||||||
|
of_instantiate_rtc();
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
|
@ -13,6 +13,7 @@ config EBONY
|
||||||
default y
|
default y
|
||||||
select 440GP
|
select 440GP
|
||||||
select PCI
|
select PCI
|
||||||
|
select OF_RTC
|
||||||
help
|
help
|
||||||
This option enables support for the IBM PPC440GP evaluation board.
|
This option enables support for the IBM PPC440GP evaluation board.
|
||||||
|
|
||||||
|
@ -53,6 +54,19 @@ config RAINIER
|
||||||
help
|
help
|
||||||
This option enables support for the AMCC PPC440GRX evaluation board.
|
This option enables support for the AMCC PPC440GRX evaluation board.
|
||||||
|
|
||||||
|
config WARP
|
||||||
|
bool "PIKA Warp"
|
||||||
|
depends on 44x
|
||||||
|
default n
|
||||||
|
select 440EP
|
||||||
|
help
|
||||||
|
This option enables support for the PIKA Warp(tm) Appliance. The Warp
|
||||||
|
is a small computer replacement with up to 9 ports of FXO/FXS plus VOIP
|
||||||
|
stations and trunks.
|
||||||
|
|
||||||
|
See http://www.pikatechnologies.com/ and follow the "PIKA for Computer
|
||||||
|
Telephony Developers" link for more information.
|
||||||
|
|
||||||
#config LUAN
|
#config LUAN
|
||||||
# bool "Luan"
|
# bool "Luan"
|
||||||
# depends on 44x
|
# depends on 44x
|
||||||
|
@ -75,6 +89,7 @@ config 440EP
|
||||||
select PPC_FPU
|
select PPC_FPU
|
||||||
select IBM440EP_ERR42
|
select IBM440EP_ERR42
|
||||||
select IBM_NEW_EMAC_ZMII
|
select IBM_NEW_EMAC_ZMII
|
||||||
|
select USB_ARCH_HAS_OHCI
|
||||||
|
|
||||||
config 440EPX
|
config 440EPX
|
||||||
bool
|
bool
|
||||||
|
|
|
@ -5,3 +5,5 @@ obj-$(CONFIG_BAMBOO) += bamboo.o
|
||||||
obj-$(CONFIG_SEQUOIA) += sequoia.o
|
obj-$(CONFIG_SEQUOIA) += sequoia.o
|
||||||
obj-$(CONFIG_KATMAI) += katmai.o
|
obj-$(CONFIG_KATMAI) += katmai.o
|
||||||
obj-$(CONFIG_RAINIER) += rainier.o
|
obj-$(CONFIG_RAINIER) += rainier.o
|
||||||
|
obj-$(CONFIG_WARP) += warp.o
|
||||||
|
obj-$(CONFIG_WARP) += warp-nand.o
|
||||||
|
|
|
@ -18,6 +18,7 @@
|
||||||
|
|
||||||
#include <linux/init.h>
|
#include <linux/init.h>
|
||||||
#include <linux/of_platform.h>
|
#include <linux/of_platform.h>
|
||||||
|
#include <linux/rtc.h>
|
||||||
|
|
||||||
#include <asm/machdep.h>
|
#include <asm/machdep.h>
|
||||||
#include <asm/prom.h>
|
#include <asm/prom.h>
|
||||||
|
@ -38,6 +39,7 @@ static __initdata struct of_device_id ebony_of_bus[] = {
|
||||||
static int __init ebony_device_probe(void)
|
static int __init ebony_device_probe(void)
|
||||||
{
|
{
|
||||||
of_platform_bus_probe(NULL, ebony_of_bus, NULL);
|
of_platform_bus_probe(NULL, ebony_of_bus, NULL);
|
||||||
|
of_instantiate_rtc();
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
105
arch/powerpc/platforms/44x/warp-nand.c
Normal file
105
arch/powerpc/platforms/44x/warp-nand.c
Normal file
|
@ -0,0 +1,105 @@
|
||||||
|
/*
|
||||||
|
* PIKA Warp(tm) NAND flash specific routines
|
||||||
|
*
|
||||||
|
* Copyright (c) 2008 PIKA Technologies
|
||||||
|
* Sean MacLennan <smaclennan@pikatech.com>
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <linux/platform_device.h>
|
||||||
|
#include <linux/mtd/mtd.h>
|
||||||
|
#include <linux/mtd/map.h>
|
||||||
|
#include <linux/mtd/partitions.h>
|
||||||
|
#include <linux/mtd/nand.h>
|
||||||
|
#include <linux/mtd/ndfc.h>
|
||||||
|
|
||||||
|
#ifdef CONFIG_MTD_NAND_NDFC
|
||||||
|
|
||||||
|
#define CS_NAND_0 1 /* use chip select 1 for NAND device 0 */
|
||||||
|
|
||||||
|
#define WARP_NAND_FLASH_REG_ADDR 0xD0000000UL
|
||||||
|
#define WARP_NAND_FLASH_REG_SIZE 0x2000
|
||||||
|
|
||||||
|
static struct resource warp_ndfc = {
|
||||||
|
.start = WARP_NAND_FLASH_REG_ADDR,
|
||||||
|
.end = WARP_NAND_FLASH_REG_ADDR + WARP_NAND_FLASH_REG_SIZE,
|
||||||
|
.flags = IORESOURCE_MEM,
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct mtd_partition nand_parts[] = {
|
||||||
|
{
|
||||||
|
.name = "kernel",
|
||||||
|
.offset = 0,
|
||||||
|
.size = 0x0200000
|
||||||
|
},
|
||||||
|
{
|
||||||
|
.name = "root",
|
||||||
|
.offset = 0x0200000,
|
||||||
|
.size = 0x3400000
|
||||||
|
},
|
||||||
|
{
|
||||||
|
.name = "user",
|
||||||
|
.offset = 0x3600000,
|
||||||
|
.size = 0x0A00000
|
||||||
|
},
|
||||||
|
};
|
||||||
|
|
||||||
|
struct ndfc_controller_settings warp_ndfc_settings = {
|
||||||
|
.ccr_settings = (NDFC_CCR_BS(CS_NAND_0) | NDFC_CCR_ARAC1),
|
||||||
|
.ndfc_erpn = 0,
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct ndfc_chip_settings warp_chip0_settings = {
|
||||||
|
.bank_settings = 0x80002222,
|
||||||
|
};
|
||||||
|
|
||||||
|
struct platform_nand_ctrl warp_nand_ctrl = {
|
||||||
|
.priv = &warp_ndfc_settings,
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct platform_device warp_ndfc_device = {
|
||||||
|
.name = "ndfc-nand",
|
||||||
|
.id = 0,
|
||||||
|
.dev = {
|
||||||
|
.platform_data = &warp_nand_ctrl,
|
||||||
|
},
|
||||||
|
.num_resources = 1,
|
||||||
|
.resource = &warp_ndfc,
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct nand_ecclayout nand_oob_16 = {
|
||||||
|
.eccbytes = 3,
|
||||||
|
.eccpos = { 0, 1, 2, 3, 6, 7 },
|
||||||
|
.oobfree = { {.offset = 8, .length = 16} }
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct platform_nand_chip warp_nand_chip0 = {
|
||||||
|
.nr_chips = 1,
|
||||||
|
.chip_offset = CS_NAND_0,
|
||||||
|
.nr_partitions = ARRAY_SIZE(nand_parts),
|
||||||
|
.partitions = nand_parts,
|
||||||
|
.chip_delay = 50,
|
||||||
|
.ecclayout = &nand_oob_16,
|
||||||
|
.priv = &warp_chip0_settings,
|
||||||
|
};
|
||||||
|
|
||||||
|
static struct platform_device warp_nand_device = {
|
||||||
|
.name = "ndfc-chip",
|
||||||
|
.id = 0,
|
||||||
|
.num_resources = 1,
|
||||||
|
.resource = &warp_ndfc,
|
||||||
|
.dev = {
|
||||||
|
.platform_data = &warp_nand_chip0,
|
||||||
|
.parent = &warp_ndfc_device.dev,
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
static int warp_setup_nand_flash(void)
|
||||||
|
{
|
||||||
|
platform_device_register(&warp_ndfc_device);
|
||||||
|
platform_device_register(&warp_nand_device);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
device_initcall(warp_setup_nand_flash);
|
||||||
|
|
||||||
|
#endif
|
153
arch/powerpc/platforms/44x/warp.c
Normal file
153
arch/powerpc/platforms/44x/warp.c
Normal file
|
@ -0,0 +1,153 @@
|
||||||
|
/*
|
||||||
|
* PIKA Warp(tm) board specific routines
|
||||||
|
*
|
||||||
|
* Copyright (c) 2008 PIKA Technologies
|
||||||
|
* Sean MacLennan <smaclennan@pikatech.com>
|
||||||
|
*
|
||||||
|
* 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; either version 2 of the License, or (at your
|
||||||
|
* option) any later version.
|
||||||
|
*/
|
||||||
|
#include <linux/init.h>
|
||||||
|
#include <linux/of_platform.h>
|
||||||
|
#include <linux/kthread.h>
|
||||||
|
|
||||||
|
#include <asm/machdep.h>
|
||||||
|
#include <asm/prom.h>
|
||||||
|
#include <asm/udbg.h>
|
||||||
|
#include <asm/time.h>
|
||||||
|
#include <asm/uic.h>
|
||||||
|
|
||||||
|
#include "44x.h"
|
||||||
|
|
||||||
|
|
||||||
|
static __initdata struct of_device_id warp_of_bus[] = {
|
||||||
|
{ .compatible = "ibm,plb4", },
|
||||||
|
{ .compatible = "ibm,opb", },
|
||||||
|
{ .compatible = "ibm,ebc", },
|
||||||
|
{},
|
||||||
|
};
|
||||||
|
|
||||||
|
static int __init warp_device_probe(void)
|
||||||
|
{
|
||||||
|
of_platform_bus_probe(NULL, warp_of_bus, NULL);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
machine_device_initcall(warp, warp_device_probe);
|
||||||
|
|
||||||
|
static int __init warp_probe(void)
|
||||||
|
{
|
||||||
|
unsigned long root = of_get_flat_dt_root();
|
||||||
|
|
||||||
|
return of_flat_dt_is_compatible(root, "pika,warp");
|
||||||
|
}
|
||||||
|
|
||||||
|
define_machine(warp) {
|
||||||
|
.name = "Warp",
|
||||||
|
.probe = warp_probe,
|
||||||
|
.progress = udbg_progress,
|
||||||
|
.init_IRQ = uic_init_tree,
|
||||||
|
.get_irq = uic_get_irq,
|
||||||
|
.restart = ppc44x_reset_system,
|
||||||
|
.calibrate_decr = generic_calibrate_decr,
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
#define LED_GREEN (0x80000000 >> 0)
|
||||||
|
#define LED_RED (0x80000000 >> 1)
|
||||||
|
|
||||||
|
|
||||||
|
/* This is for the power LEDs 1 = on, 0 = off, -1 = leave alone */
|
||||||
|
void warp_set_power_leds(int green, int red)
|
||||||
|
{
|
||||||
|
static void __iomem *gpio_base = NULL;
|
||||||
|
unsigned leds;
|
||||||
|
|
||||||
|
if (gpio_base == NULL) {
|
||||||
|
struct device_node *np;
|
||||||
|
|
||||||
|
/* Power LEDS are on the second GPIO controller */
|
||||||
|
np = of_find_compatible_node(NULL, NULL, "ibm,gpio-440EP");
|
||||||
|
if (np)
|
||||||
|
np = of_find_compatible_node(np, NULL, "ibm,gpio-440EP");
|
||||||
|
if (np == NULL) {
|
||||||
|
printk(KERN_ERR __FILE__ ": Unable to find gpio\n");
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
gpio_base = of_iomap(np, 0);
|
||||||
|
of_node_put(np);
|
||||||
|
if (gpio_base == NULL) {
|
||||||
|
printk(KERN_ERR __FILE__ ": Unable to map gpio");
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
leds = in_be32(gpio_base);
|
||||||
|
|
||||||
|
switch (green) {
|
||||||
|
case 0: leds &= ~LED_GREEN; break;
|
||||||
|
case 1: leds |= LED_GREEN; break;
|
||||||
|
}
|
||||||
|
switch (red) {
|
||||||
|
case 0: leds &= ~LED_RED; break;
|
||||||
|
case 1: leds |= LED_RED; break;
|
||||||
|
}
|
||||||
|
|
||||||
|
out_be32(gpio_base, leds);
|
||||||
|
}
|
||||||
|
EXPORT_SYMBOL(warp_set_power_leds);
|
||||||
|
|
||||||
|
|
||||||
|
#ifdef CONFIG_SENSORS_AD7414
|
||||||
|
static int pika_dtm_thread(void __iomem *fpga)
|
||||||
|
{
|
||||||
|
extern int ad7414_get_temp(int index);
|
||||||
|
|
||||||
|
while (!kthread_should_stop()) {
|
||||||
|
int temp = ad7414_get_temp(0);
|
||||||
|
|
||||||
|
out_be32(fpga, temp);
|
||||||
|
|
||||||
|
set_current_state(TASK_INTERRUPTIBLE);
|
||||||
|
schedule_timeout(HZ);
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int __init pika_dtm_start(void)
|
||||||
|
{
|
||||||
|
struct task_struct *dtm_thread;
|
||||||
|
struct device_node *np;
|
||||||
|
struct resource res;
|
||||||
|
void __iomem *fpga;
|
||||||
|
|
||||||
|
np = of_find_compatible_node(NULL, NULL, "pika,fpga");
|
||||||
|
if (np == NULL)
|
||||||
|
return -ENOENT;
|
||||||
|
|
||||||
|
/* We do not call of_iomap here since it would map in the entire
|
||||||
|
* fpga space, which is over 8k.
|
||||||
|
*/
|
||||||
|
if (of_address_to_resource(np, 0, &res)) {
|
||||||
|
of_node_put(np);
|
||||||
|
return -ENOENT;
|
||||||
|
}
|
||||||
|
of_node_put(np);
|
||||||
|
|
||||||
|
fpga = ioremap(res.start + 0x20, 4);
|
||||||
|
if (fpga == NULL)
|
||||||
|
return -ENOENT;
|
||||||
|
|
||||||
|
dtm_thread = kthread_run(pika_dtm_thread, fpga + 0x20, "pika-dtm");
|
||||||
|
if (IS_ERR(dtm_thread)) {
|
||||||
|
iounmap(fpga);
|
||||||
|
return PTR_ERR(dtm_thread);
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
device_initcall(pika_dtm_start);
|
||||||
|
#endif
|
|
@ -321,6 +321,12 @@ config FSL_ULI1575
|
||||||
config CPM
|
config CPM
|
||||||
bool
|
bool
|
||||||
|
|
||||||
|
config OF_RTC
|
||||||
|
bool
|
||||||
|
help
|
||||||
|
Uses information from the OF or flattened device tree to instatiate
|
||||||
|
platform devices for direct mapped RTC chips like the DS1742 or DS1743.
|
||||||
|
|
||||||
source "arch/powerpc/sysdev/bestcomm/Kconfig"
|
source "arch/powerpc/sysdev/bestcomm/Kconfig"
|
||||||
|
|
||||||
endmenu
|
endmenu
|
||||||
|
|
|
@ -28,6 +28,7 @@ obj-$(CONFIG_PPC_I8259) += i8259.o
|
||||||
obj-$(CONFIG_IPIC) += ipic.o
|
obj-$(CONFIG_IPIC) += ipic.o
|
||||||
obj-$(CONFIG_4xx) += uic.o
|
obj-$(CONFIG_4xx) += uic.o
|
||||||
obj-$(CONFIG_XILINX_VIRTEX) += xilinx_intc.o
|
obj-$(CONFIG_XILINX_VIRTEX) += xilinx_intc.o
|
||||||
|
obj-$(CONFIG_OF_RTC) += of_rtc.o
|
||||||
ifeq ($(CONFIG_PCI),y)
|
ifeq ($(CONFIG_PCI),y)
|
||||||
obj-$(CONFIG_4xx) += ppc4xx_pci.o
|
obj-$(CONFIG_4xx) += ppc4xx_pci.o
|
||||||
endif
|
endif
|
||||||
|
|
59
arch/powerpc/sysdev/of_rtc.c
Normal file
59
arch/powerpc/sysdev/of_rtc.c
Normal file
|
@ -0,0 +1,59 @@
|
||||||
|
/*
|
||||||
|
* Instantiate mmio-mapped RTC chips based on device tree information
|
||||||
|
*
|
||||||
|
* Copyright 2007 David Gibson <dwg@au1.ibm.com>, 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; either version 2 of the License, or (at your
|
||||||
|
* option) any later version.
|
||||||
|
*/
|
||||||
|
#include <linux/kernel.h>
|
||||||
|
#include <linux/of.h>
|
||||||
|
#include <linux/init.h>
|
||||||
|
#include <linux/of_platform.h>
|
||||||
|
|
||||||
|
static __initdata struct {
|
||||||
|
const char *compatible;
|
||||||
|
char *plat_name;
|
||||||
|
} of_rtc_table[] = {
|
||||||
|
{ "ds1743-nvram", "rtc-ds1742" },
|
||||||
|
};
|
||||||
|
|
||||||
|
void __init of_instantiate_rtc(void)
|
||||||
|
{
|
||||||
|
struct device_node *node;
|
||||||
|
int err;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (i = 0; i < ARRAY_SIZE(of_rtc_table); i++) {
|
||||||
|
char *plat_name = of_rtc_table[i].plat_name;
|
||||||
|
|
||||||
|
for_each_compatible_node(node, NULL,
|
||||||
|
of_rtc_table[i].compatible) {
|
||||||
|
struct resource *res;
|
||||||
|
|
||||||
|
res = kmalloc(sizeof(*res), GFP_KERNEL);
|
||||||
|
if (!res) {
|
||||||
|
printk(KERN_ERR "OF RTC: Out of memory "
|
||||||
|
"allocating resource structure for %s\n",
|
||||||
|
node->full_name);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
err = of_address_to_resource(node, 0, res);
|
||||||
|
if (err) {
|
||||||
|
printk(KERN_ERR "OF RTC: Error "
|
||||||
|
"translating resources for %s\n",
|
||||||
|
node->full_name);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
printk(KERN_INFO "OF_RTC: %s is a %s @ 0x%llx-0x%llx\n",
|
||||||
|
node->full_name, plat_name,
|
||||||
|
(unsigned long long)res->start,
|
||||||
|
(unsigned long long)res->end);
|
||||||
|
platform_device_register_simple(plat_name, -1, res, 1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
|
@ -37,4 +37,6 @@ extern int of_platform_bus_probe(struct device_node *root,
|
||||||
|
|
||||||
extern struct of_device *of_find_device_by_phandle(phandle ph);
|
extern struct of_device *of_find_device_by_phandle(phandle ph);
|
||||||
|
|
||||||
|
extern void of_instantiate_rtc(void);
|
||||||
|
|
||||||
#endif /* _ASM_POWERPC_OF_PLATFORM_H */
|
#endif /* _ASM_POWERPC_OF_PLATFORM_H */
|
||||||
|
|
Loading…
Reference in a new issue