summaryrefslogtreecommitdiff
path: root/arch/powerpc/cpu/mpc85xx/mp.c
diff options
context:
space:
mode:
authorWolfgang Denk <wd@denx.de>2011-10-04 22:08:13 +0200
committerWolfgang Denk <wd@denx.de>2011-10-04 22:08:13 +0200
commit1fed668b3fb9c35932f58af00ff5539239fa4e1d (patch)
treeeaaaead8ca19924af1823caae040f504be9b6d98 /arch/powerpc/cpu/mpc85xx/mp.c
parentc52575350fd6e794717f6bee4f81dbb8038fe22e (diff)
parent6d7b061af153bc5beb633c3bd15348284716a067 (diff)
downloadu-boot-imx-1fed668b3fb9c35932f58af00ff5539239fa4e1d.zip
u-boot-imx-1fed668b3fb9c35932f58af00ff5539239fa4e1d.tar.gz
u-boot-imx-1fed668b3fb9c35932f58af00ff5539239fa4e1d.tar.bz2
Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx
* 'master' of git://git.denx.de/u-boot-mpc85xx: powerpc/p3060: Add SoC related support for P3060 platform powerpc/85xx: Add support for setting up RAID engine liodns on P5020 powerpc/85xx: Refactor some defines out of corenet_ds.h fm-eth: Add ability for board code to disable a port powerpc/mpc8548: Add workaround for erratum NMG_LBC103 powerpc/mpc8548: Add workaround for erratum NMG_DDR120 powerpc/mpc85xxcds: Fix PCI speed powerpc/mpc8548cds: Fix booting message powerpc/p4080: Add support for secure boot flow powerpc/85xx: Add Secure Boot support on P1010RDB for NOR, NAND & SPIFLASH powerpc/85xx: Add PBL & SECUREBOOT support on P3041/P5020DS boards powerpc/p2041rdb: remove watch dog related codes powerpc/p2041rdb: updated description of cpld command powerpc/p2041rdb: add more ddr frequencies support powerpc/p2041rdb: set sysclk according to status of physical switch SW1 powerpc/p2041rdb: update cpld reset command according to CPLD 2.0 powerpc/mpc8349emds: Migrate from spd_sdram to unified DDR driver powerpc/mpc83xx: Migrate from spd_sdram to unified DDR driver powerpc/mpc8xxx: Add DDR2 to unified DDR driver powerpc/mpc8xxx: Fix picos_to_mclk() and get_memory_clk_period_ps() powerpc/mpc8xxx: Add SPD EEPROM address for single controller 2 slots powerpc/mpc8xxx: Fix DDR code for empty first DIMM slot and enable DQS_en powerpc/85xx: Refactor P2041RDB to use common p_corenet files powerpc/85xx: refactor common P-Series CoreNet files for FSL boards powerpc/85xx: Enable CMD_REGINFO on corenet boards powerpc/85xx: p2041rdb - Remove unused 'execute' perm in TLB entries powerpc/85xx: Fix USB protocol definitions for P1020RDB powerpc/corenet_ds: Use separated speed tables for UDIMM and RDIMM powerpc/mpc8xxx: Move DDR RCW overriding to common code powerpc/mpc8xxx: Extend CWL table powerpc/85xx: Cleanup how SVR_MAJ() is defined on MPC8536 powerpc/85xx: Cleanup extern in corenet_ds board code powerpc/p2041rdb: Add ethernet support on P2041RDB board powerpc/85xx: Add networking support to P1023RDS powerpc/hydra: Add ethernet support on P5020/P3041 DS boards powerpc/85xx: Add FMan ethernet support to P4080DS powerpc/85xx: Add support for FMan ethernet in Independent mode powerpc/mpc8548cds: Cleanup mpc8548cds.c powerpc/mp: add support for discontiguous cores powerpc/85xx: corenet_ds - Remove unused 'execute' perm in TLB entries fdt: Add new fdt_create_phandle helper fdt: Rename fdt_create_phandle to fdt_set_phandle powerpc/85xx: Fix compile warnings/errors if CONFIG_SYS_DPAA_FMAN isn't set fsl_ifc: Add the workaround for erratum IFC A-003399(enabled on P1010) powerpc/P1010: Add workaround for erratum P1010-A003549 (related to IFC) fsl_ifc: Add the workaround for erratum IFC-A002769 (enable on P1010) powerpc/85xx: Expanding the window of CCSRBAR in AS=1 from 4k to 1M powerpc/85xx: Add NAND/NAND_SPL support to P1010RDB nand: Freescale Integrated Flash Controller NAND support powerpc/85xx: Add basic support for P1010RDB powerpc/85xx: Add support for new P102x/P2020 RDB style boards powerpc/85xx: relocate CCSR before creating the initial RAM area powerpc/85xx: introduce and document CONFIG_SYS_CCSRBAR macros powerpc/85xx: Enable internal USB UTMI PHY on p204x/p3041/p50x0 powerpc/85xx: Add ULPI and UTMI USB Phy support for P1010/P1014
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/mp.c')
-rw-r--r--arch/powerpc/cpu/mpc85xx/mp.c27
1 files changed, 12 insertions, 15 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/mp.c b/arch/powerpc/cpu/mpc85xx/mp.c
index 758e6d7..ffc2a9a 100644
--- a/arch/powerpc/cpu/mpc85xx/mp.c
+++ b/arch/powerpc/cpu/mpc85xx/mp.c
@@ -221,14 +221,14 @@ ulong get_spin_virt_addr(void)
#ifdef CONFIG_FSL_CORENET
static void plat_mp_up(unsigned long bootpg)
{
- u32 up, cpu_up_mask, whoami;
+ u32 cpu_up_mask, whoami;
u32 *table = (u32 *)get_spin_virt_addr();
volatile ccsr_gur_t *gur;
volatile ccsr_local_t *ccm;
volatile ccsr_rcpm_t *rcpm;
volatile ccsr_pic_t *pic;
int timeout = 10;
- u32 nr_cpus;
+ u32 mask = cpu_mask();
struct law_entry e;
gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
@@ -236,8 +236,6 @@ static void plat_mp_up(unsigned long bootpg)
rcpm = (void *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
pic = (void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
- nr_cpus = ((in_be32(&pic->frr) >> 8) & 0xff) + 1;
-
whoami = in_be32(&pic->whoami);
cpu_up_mask = 1 << whoami;
out_be32(&ccm->bstrl, bootpg);
@@ -251,19 +249,18 @@ static void plat_mp_up(unsigned long bootpg)
/* disable time base at the platform */
out_be32(&rcpm->ctbenrl, cpu_up_mask);
- /* release the hounds */
- up = ((1 << nr_cpus) - 1);
- out_be32(&gur->brrl, up);
+ out_be32(&gur->brrl, mask);
/* wait for everyone */
while (timeout) {
- int i;
- for (i = 0; i < nr_cpus; i++) {
- if (table[i * NUM_BOOT_ENTRY + BOOT_ENTRY_ADDR_LOWER])
- cpu_up_mask |= (1 << i);
- };
+ unsigned int i, cpu, nr_cpus = cpu_numcores();
- if ((cpu_up_mask & up) == up)
+ for_each_cpu(i, cpu, nr_cpus, mask) {
+ if (table[cpu * NUM_BOOT_ENTRY + BOOT_ENTRY_ADDR_LOWER])
+ cpu_up_mask |= (1 << cpu);
+ }
+
+ if ((cpu_up_mask & mask) == mask)
break;
udelay(100);
@@ -272,7 +269,7 @@ static void plat_mp_up(unsigned long bootpg)
if (timeout == 0)
printf("CPU up timeout. CPU up mask is %x should be %x\n",
- cpu_up_mask, up);
+ cpu_up_mask, mask);
/* enable time base at the platform */
out_be32(&rcpm->ctbenrl, 0);
@@ -283,7 +280,7 @@ static void plat_mp_up(unsigned long bootpg)
mtspr(SPRN_TBWU, 0);
mtspr(SPRN_TBWL, 0);
- out_be32(&rcpm->ctbenrl, (1 << nr_cpus) - 1);
+ out_be32(&rcpm->ctbenrl, mask);
#ifdef CONFIG_MPC8xxx_DISABLE_BPTR
/*