T4080 SoC is a low-power version of T4160 SoC. T4080 combines 4 dual-threaded Power Architecture e6500 cores with single cluster and two memory complexes.
Signed-off-by: Shengzhou Liu Shengzhou.Liu@freescale.com --- v3: refine comments. v2: add more comments.
arch/powerpc/cpu/mpc85xx/Makefile | 2 ++ arch/powerpc/cpu/mpc85xx/cpu.c | 26 ++++++++++++++++++++++++++ arch/powerpc/cpu/mpc85xx/cpu_init.c | 9 ++++++++- arch/powerpc/cpu/mpc85xx/speed.c | 3 ++- arch/powerpc/cpu/mpc85xx/t4240_serdes.c | 2 +- arch/powerpc/cpu/mpc8xxx/cpu.c | 1 + arch/powerpc/include/asm/config_mpc85xx.h | 16 +++++++++++----- arch/powerpc/include/asm/fsl_errata.h | 2 ++ arch/powerpc/include/asm/immap_85xx.h | 6 ++++-- arch/powerpc/include/asm/processor.h | 1 + drivers/net/fm/Makefile | 1 + 11 files changed, 59 insertions(+), 10 deletions(-)
diff --git a/arch/powerpc/cpu/mpc85xx/Makefile b/arch/powerpc/cpu/mpc85xx/Makefile index 4094785..ad26b43 100644 --- a/arch/powerpc/cpu/mpc85xx/Makefile +++ b/arch/powerpc/cpu/mpc85xx/Makefile @@ -44,6 +44,7 @@ obj-$(CONFIG_PPC_P5020) += p5020_ids.o obj-$(CONFIG_PPC_P5040) += p5040_ids.o obj-$(CONFIG_PPC_T4240) += t4240_ids.o obj-$(CONFIG_PPC_T4160) += t4240_ids.o +obj-$(CONFIG_PPC_T4080) += t4240_ids.o obj-$(CONFIG_PPC_B4420) += b4860_ids.o obj-$(CONFIG_PPC_B4860) += b4860_ids.o obj-$(CONFIG_PPC_T1040) += t1040_ids.o @@ -88,6 +89,7 @@ obj-$(CONFIG_PPC_P5020) += p5020_serdes.o obj-$(CONFIG_PPC_P5040) += p5040_serdes.o obj-$(CONFIG_PPC_T4240) += t4240_serdes.o obj-$(CONFIG_PPC_T4160) += t4240_serdes.o +obj-$(CONFIG_PPC_T4080) += t4240_serdes.o obj-$(CONFIG_PPC_B4420) += b4860_serdes.o obj-$(CONFIG_PPC_B4860) += b4860_serdes.o obj-$(CONFIG_BSC9132) += bsc9132_serdes.o diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c index 12e8e10..27d7095 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu.c +++ b/arch/powerpc/cpu/mpc85xx/cpu.c @@ -77,6 +77,32 @@ int checkcpu (void) major = SVR_MAJ(svr); minor = SVR_MIN(svr);
+#if defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500) + if (SVR_SOC_VER(svr) == SVR_T4080) { + ccsr_rcpm_t *rcpm = + (void __iomem *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR); + + setbits_be32(&gur->devdisr2, FSL_CORENET_DEVDISR2_DTSEC1_6 || + FSL_CORENET_DEVDISR2_DTSEC1_9); + setbits_be32(&gur->devdisr3, FSL_CORENET_DEVDISR3_PCIE3); + setbits_be32(&gur->devdisr5, FSL_CORENET_DEVDISR5_DDR3); + + /* There are 8 cores running when T4080 brings up, + * disable core4~7 in the 2nd cluster. + */ + for (i = 4; i < 8; i++) + cpu_disable(i); + + /* request core4~7 into PH20 state (prior to entering PCL10 + * state, all cores in cluster should be placed in PH20 state). + */ + setbits_be32(&rcpm->pcph20setr, 0xf0); + + /* put the 2nd cluster into PCL10 state */ + setbits_be32(&rcpm->clpcl10setr, 1 << 1); + } +#endif + if (cpu_numcores() > 1) { #ifndef CONFIG_MP puts("Unicore software on multiprocessor system!!\n" diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index 36ef232..2edfe5b 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -462,10 +462,17 @@ __attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void); int enable_cluster_l2(void) { int i = 0; - u32 cluster; + u32 cluster, svr = get_svr(); ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); struct ccsr_cluster_l2 __iomem *l2cache;
+ /* only the L2 cache of the first cluster should be enabled on T4080, + * but there is no EOC in the first cluster on T4080, so return here + * to skip enabling L2 cache of the 2nd cluster. + */ + if (SVR_SOC_VER(svr) == SVR_T4080) + return 0; + cluster = in_be32(&gur->tp_cluster[i].lower); if (cluster & TP_CLUSTER_EOC) return 0; diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c index d516d4e..3236f6a 100644 --- a/arch/powerpc/cpu/mpc85xx/speed.c +++ b/arch/powerpc/cpu/mpc85xx/speed.c @@ -123,7 +123,8 @@ void get_sys_info(sys_info_t *sys_info) * T4240/T4160 Rev1.0. eg. It's 12 in Rev1.0, however, for Rev2.0 * it uses 6. */ -#if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) +#if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) || \ + defined(CONFIG_PPC_T4080) if (SVR_MAJ(get_svr()) >= 2) mem_pll_rat *= 2; #endif diff --git a/arch/powerpc/cpu/mpc85xx/t4240_serdes.c b/arch/powerpc/cpu/mpc85xx/t4240_serdes.c index ff55e3c..1f99a0a 100644 --- a/arch/powerpc/cpu/mpc85xx/t4240_serdes.c +++ b/arch/powerpc/cpu/mpc85xx/t4240_serdes.c @@ -172,7 +172,7 @@ static const struct serdes_config serdes4_cfg_tbl[] = { {18, {PCIE3, PCIE3, PCIE3, PCIE3, AURORA, AURORA, AURORA, AURORA}}, {} }; -#elif defined(CONFIG_PPC_T4160) +#elif defined(CONFIG_PPC_T4160) || defined(CONFIG_PPC_T4080) static const struct serdes_config serdes1_cfg_tbl[] = { /* SerDes 1 */ {1, {XAUI_FM1_MAC9, XAUI_FM1_MAC9, diff --git a/arch/powerpc/cpu/mpc8xxx/cpu.c b/arch/powerpc/cpu/mpc8xxx/cpu.c index 35795c4..dfedc53 100644 --- a/arch/powerpc/cpu/mpc8xxx/cpu.c +++ b/arch/powerpc/cpu/mpc8xxx/cpu.c @@ -62,6 +62,7 @@ static struct cpu_type cpu_type_list[] = { CPU_TYPE_ENTRY(T4240, T4240, 0), CPU_TYPE_ENTRY(T4120, T4120, 0), CPU_TYPE_ENTRY(T4160, T4160, 0), + CPU_TYPE_ENTRY(T4080, T4080, 4), CPU_TYPE_ENTRY(B4860, B4860, 0), CPU_TYPE_ENTRY(G4860, G4860, 0), CPU_TYPE_ENTRY(G4060, G4060, 0), diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index 864e74c..9bb0123 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -595,7 +595,8 @@ #define CONFIG_SYS_FSL_A004447_SVR_REV 0x11 #define CONFIG_ESDHC_HC_BLK_ADDR
-#elif defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) +#elif defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) || \ + defined(CONFIG_PPC_T4080) #define CONFIG_E6500 #define CONFIG_SYS_PPC64 /* 64-bit core */ #define CONFIG_FSL_CORENET /* Freescale CoreNet platform */ @@ -611,13 +612,18 @@ #define CONFIG_SYS_NUM_FM2_10GEC 2 #define CONFIG_NUM_DDR_CONTROLLERS 3 #else -#define CONFIG_MAX_CPUS 8 -#define CONFIG_SYS_FSL_CLUSTER_CLOCKS { 1, 1 } -#define CONFIG_SYS_NUM_FM1_DTSEC 7 +#define CONFIG_SYS_NUM_FM1_DTSEC 6 #define CONFIG_SYS_NUM_FM1_10GEC 1 -#define CONFIG_SYS_NUM_FM2_DTSEC 7 +#define CONFIG_SYS_NUM_FM2_DTSEC 8 #define CONFIG_SYS_NUM_FM2_10GEC 1 #define CONFIG_NUM_DDR_CONTROLLERS 2 +#if defined(CONFIG_PPC_T4160) +#define CONFIG_MAX_CPUS 8 +#define CONFIG_SYS_FSL_CLUSTER_CLOCKS { 1, 1 } +#elif defined(CONFIG_PPC_T4080) +#define CONFIG_MAX_CPUS 4 +#define CONFIG_SYS_FSL_CLUSTER_CLOCKS { 1 } +#endif #endif #define CONFIG_SYS_FSL_NUM_CC_PLLS 5 #define CONFIG_SYS_FSL_NUM_LAWS 32 diff --git a/arch/powerpc/include/asm/fsl_errata.h b/arch/powerpc/include/asm/fsl_errata.h index 4eba85c..1e548a0 100644 --- a/arch/powerpc/include/asm/fsl_errata.h +++ b/arch/powerpc/include/asm/fsl_errata.h @@ -16,6 +16,7 @@ static inline bool has_erratum_a006379(void) u32 svr = get_svr(); if (((SVR_SOC_VER(svr) == SVR_T4240) && SVR_MAJ(svr) <= 1) || ((SVR_SOC_VER(svr) == SVR_T4160) && SVR_MAJ(svr) <= 1) || + ((SVR_SOC_VER(svr) == SVR_T4080) && SVR_MAJ(svr) <= 1) || ((SVR_SOC_VER(svr) == SVR_B4860) && SVR_MAJ(svr) <= 2) || ((SVR_SOC_VER(svr) == SVR_B4420) && SVR_MAJ(svr) <= 2) || ((SVR_SOC_VER(svr) == SVR_T2080) && SVR_MAJ(svr) <= 1) || @@ -49,6 +50,7 @@ static inline bool has_erratum_a006261(void) return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0); case SVR_T4240: case SVR_T4160: + case SVR_T4080: return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0); case SVR_T1040: return IS_SVR_REV(svr, 1, 0); diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h index 741b861..eff573b 100644 --- a/arch/powerpc/include/asm/immap_85xx.h +++ b/arch/powerpc/include/asm/immap_85xx.h @@ -1748,7 +1748,8 @@ typedef struct ccsr_gur { /* use reserved bits 18~23 as scratch space to host DDR PLL ratio */ #define FSL_CORENET_RCWSR0_MEM_PLL_RAT_RESV_SHIFT 8 #define FSL_CORENET_RCWSR0_MEM_PLL_RAT_MASK 0x3f -#if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) +#if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) || \ + defined(CONFIG_PPC_T4080) #define FSL_CORENET2_RCWSR4_SRDS1_PRTCL 0xfc000000 #define FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT 26 #define FSL_CORENET2_RCWSR4_SRDS2_PRTCL 0x00fe0000 @@ -1848,7 +1849,8 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022) #define FSL_CORENET_RCWSR11_EC2_FM2_DTSEC5_MII 0x00100000 #define FSL_CORENET_RCWSR11_EC2_FM2_DTSEC5_NONE 0x00180000 #endif -#if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) +#if defined(CONFIG_PPC_T4240) || defined(CONFIG_PPC_T4160) || \ + defined(CONFIG_PPC_T4080) #define FSL_CORENET_RCWSR13_EC1 0x60000000 /* bits 417..418 */ #define FSL_CORENET_RCWSR13_EC1_FM2_DTSEC5_RGMII 0x00000000 #define FSL_CORENET_RCWSR13_EC1_FM2_GPIO 0x40000000 diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 72f30fe..a6f121e 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -1111,6 +1111,7 @@ #define SVR_T4240 0x824000 #define SVR_T4120 0x824001 #define SVR_T4160 0x824100 +#define SVR_T4080 0x824102 #define SVR_C291 0x850000 #define SVR_C292 0x850020 #define SVR_C293 0x850030 diff --git a/drivers/net/fm/Makefile b/drivers/net/fm/Makefile index ee5d768..5ae3b16 100644 --- a/drivers/net/fm/Makefile +++ b/drivers/net/fm/Makefile @@ -32,5 +32,6 @@ obj-$(CONFIG_PPC_T2080) += t2080.o obj-$(CONFIG_PPC_T2081) += t2080.o obj-$(CONFIG_PPC_T4240) += t4240.o obj-$(CONFIG_PPC_T4160) += t4240.o +obj-$(CONFIG_PPC_T4080) += t4240.o obj-$(CONFIG_PPC_B4420) += b4860.o obj-$(CONFIG_PPC_B4860) += b4860.o