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authorDavid Woodhouse <David.Woodhouse@intel.com>2009-06-08 07:21:27 -0400
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-06-08 07:21:27 -0400
commite635a01ea0a16cf7cd31ecd2305870385dca9be6 (patch)
treec7153e7dee5caf6ac90d85694ff27e4d0b606290 /arch/mips/pmc-sierra
parent143070e74630b9557e1bb64d899ff2cc5a1dcb48 (diff)
parent947391cfbaa3b08558844c0b187bcd0223c3f660 (diff)
Merge branch 'next-mtd' of git://aeryn.fluff.org.uk/bjdooks/linux
Diffstat (limited to 'arch/mips/pmc-sierra')
-rw-r--r--arch/mips/pmc-sierra/Kconfig12
-rw-r--r--arch/mips/pmc-sierra/msp71xx/msp_prom.c60
-rw-r--r--arch/mips/pmc-sierra/msp71xx/msp_setup.c8
-rw-r--r--arch/mips/pmc-sierra/msp71xx/msp_time.c7
4 files changed, 5 insertions, 82 deletions
diff --git a/arch/mips/pmc-sierra/Kconfig b/arch/mips/pmc-sierra/Kconfig
index 90261b83db04..c139988bb85d 100644
--- a/arch/mips/pmc-sierra/Kconfig
+++ b/arch/mips/pmc-sierra/Kconfig
@@ -36,18 +36,6 @@ config PMC_MSP7120_FPGA
36 36
37endchoice 37endchoice
38 38
39menu "Options for PMC-Sierra MSP chipsets"
40 depends on PMC_MSP
41
42config PMC_MSP_EMBEDDED_ROOTFS
43 bool "Root filesystem embedded in kernel image"
44 select MTD
45 select MTD_BLOCK
46 select MTD_PMC_MSP_RAMROOT
47 select MTD_RAM
48
49endmenu
50
51config HYPERTRANSPORT 39config HYPERTRANSPORT
52 bool "Hypertransport Support for PMC-Sierra Yosemite" 40 bool "Hypertransport Support for PMC-Sierra Yosemite"
53 depends on PMC_YOSEMITE 41 depends on PMC_YOSEMITE
diff --git a/arch/mips/pmc-sierra/msp71xx/msp_prom.c b/arch/mips/pmc-sierra/msp71xx/msp_prom.c
index e5bd5481d8db..c317a3623ce9 100644
--- a/arch/mips/pmc-sierra/msp71xx/msp_prom.c
+++ b/arch/mips/pmc-sierra/msp71xx/msp_prom.c
@@ -40,12 +40,6 @@
40#include <linux/string.h> 40#include <linux/string.h>
41#include <linux/interrupt.h> 41#include <linux/interrupt.h>
42#include <linux/mm.h> 42#include <linux/mm.h>
43#ifdef CONFIG_CRAMFS
44#include <linux/cramfs_fs.h>
45#endif
46#ifdef CONFIG_SQUASHFS
47#include <linux/squashfs_fs.h>
48#endif
49 43
50#include <asm/addrspace.h> 44#include <asm/addrspace.h>
51#include <asm/bootinfo.h> 45#include <asm/bootinfo.h>
@@ -435,10 +429,6 @@ struct prom_pmemblock *__init prom_getmdesc(void)
435 char *str; 429 char *str;
436 unsigned int memsize; 430 unsigned int memsize;
437 unsigned int heaptop; 431 unsigned int heaptop;
438#ifdef CONFIG_MTD_PMC_MSP_RAMROOT
439 void *ramroot_start;
440 unsigned long ramroot_size;
441#endif
442 int i; 432 int i;
443 433
444 str = prom_getenv(memsz_env); 434 str = prom_getenv(memsz_env);
@@ -506,19 +496,7 @@ struct prom_pmemblock *__init prom_getmdesc(void)
506 i++; /* 3 */ 496 i++; /* 3 */
507 mdesc[i].type = BOOT_MEM_RESERVED; 497 mdesc[i].type = BOOT_MEM_RESERVED;
508 mdesc[i].base = CPHYSADDR((u32)_text); 498 mdesc[i].base = CPHYSADDR((u32)_text);
509#ifdef CONFIG_MTD_PMC_MSP_RAMROOT 499 mdesc[i].size = CPHYSADDR(PAGE_ALIGN((u32)_end)) - mdesc[i].base;
510 if (get_ramroot(&ramroot_start, &ramroot_size)) {
511 /*
512 * Rootfs in RAM -- follows kernel
513 * Combine rootfs image with kernel block so a
514 * page (4k) isn't wasted between memory blocks
515 */
516 mdesc[i].size = CPHYSADDR(PAGE_ALIGN(
517 (u32)ramroot_start + ramroot_size)) - mdesc[i].base;
518 } else
519#endif
520 mdesc[i].size = CPHYSADDR(PAGE_ALIGN(
521 (u32)_end)) - mdesc[i].base;
522 500
523 /* Remainder of RAM -- under memsize */ 501 /* Remainder of RAM -- under memsize */
524 i++; /* 5 */ 502 i++; /* 5 */
@@ -528,39 +506,3 @@ struct prom_pmemblock *__init prom_getmdesc(void)
528 506
529 return &mdesc[0]; 507 return &mdesc[0];
530} 508}
531
532/* rootfs functions */
533#ifdef CONFIG_MTD_PMC_MSP_RAMROOT
534bool get_ramroot(void **start, unsigned long *size)
535{
536 extern char _end[];
537
538 /* Check for start following the end of the kernel */
539 void *check_start = (void *)_end;
540
541 /* Check for supported rootfs types */
542#ifdef CONFIG_CRAMFS
543 if (*(__u32 *)check_start == CRAMFS_MAGIC) {
544 /* Get CRAMFS size */
545 *start = check_start;
546 *size = PAGE_ALIGN(((struct cramfs_super *)
547 check_start)->size);
548
549 return true;
550 }
551#endif
552#ifdef CONFIG_SQUASHFS
553 if (*((unsigned int *)check_start) == SQUASHFS_MAGIC) {
554 /* Get SQUASHFS size */
555 *start = check_start;
556 *size = PAGE_ALIGN(((struct squashfs_super_block *)
557 check_start)->bytes_used);
558
559 return true;
560 }
561#endif
562
563 return false;
564}
565EXPORT_SYMBOL(get_ramroot);
566#endif
diff --git a/arch/mips/pmc-sierra/msp71xx/msp_setup.c b/arch/mips/pmc-sierra/msp71xx/msp_setup.c
index c93675615f5d..a54e85b3cf29 100644
--- a/arch/mips/pmc-sierra/msp71xx/msp_setup.c
+++ b/arch/mips/pmc-sierra/msp71xx/msp_setup.c
@@ -21,7 +21,6 @@
21 21
22#if defined(CONFIG_PMC_MSP7120_GW) 22#if defined(CONFIG_PMC_MSP7120_GW)
23#include <msp_regops.h> 23#include <msp_regops.h>
24#include <msp_gpio.h>
25#define MSP_BOARD_RESET_GPIO 9 24#define MSP_BOARD_RESET_GPIO 9
26#endif 25#endif
27 26
@@ -88,11 +87,8 @@ void msp7120_reset(void)
88 * as GPIO char driver may not be enabled and it would look up 87 * as GPIO char driver may not be enabled and it would look up
89 * data inRAM! 88 * data inRAM!
90 */ 89 */
91 set_value_reg32(GPIO_CFG3_REG, 90 set_value_reg32(GPIO_CFG3_REG, 0xf000, 0x8000);
92 basic_mode_mask(MSP_BOARD_RESET_GPIO), 91 set_reg32(GPIO_DATA3_REG, 8);
93 basic_mode(MSP_GPIO_OUTPUT, MSP_BOARD_RESET_GPIO));
94 set_reg32(GPIO_DATA3_REG,
95 basic_data_mask(MSP_BOARD_RESET_GPIO));
96 92
97 /* 93 /*
98 * In case GPIO9 doesn't reset the board (jumper configurable!) 94 * In case GPIO9 doesn't reset the board (jumper configurable!)
diff --git a/arch/mips/pmc-sierra/msp71xx/msp_time.c b/arch/mips/pmc-sierra/msp71xx/msp_time.c
index 7cfeda5a651b..cca64e15f57f 100644
--- a/arch/mips/pmc-sierra/msp71xx/msp_time.c
+++ b/arch/mips/pmc-sierra/msp71xx/msp_time.c
@@ -81,10 +81,7 @@ void __init plat_time_init(void)
81 mips_hpt_frequency = cpu_rate/2; 81 mips_hpt_frequency = cpu_rate/2;
82} 82}
83 83
84void __init plat_timer_setup(struct irqaction *irq) 84unsigned int __init get_c0_compare_int(void)
85{ 85{
86#ifdef CONFIG_IRQ_MSP_CIC 86 return MSP_INT_VPE0_TIMER;
87 /* we are using the vpe0 counter for timer interrupts */
88 setup_irq(MSP_INT_VPE0_TIMER, irq);
89#endif
90} 87}