[U-Boot] [PATCH] powerpc/85xx: add T4080 SoC support
Shengzhou Liu
Shengzhou.Liu at freescale.com
Tue Apr 22 09:10:36 CEST 2014
The T4080 SoC is a low-power version of the T4240/T4160.
T4080 combines 4 dual-threaded Power Architecture e6500
cores with single cluster and two memory complexes.
Signed-off-by: Shengzhou Liu <Shengzhou.Liu at freescale.com>
---
based on 'next' branch of u-boot-mpc85xx.
arch/powerpc/cpu/mpc85xx/Makefile | 2 ++
arch/powerpc/cpu/mpc85xx/cpu.c | 21 +++++++++++++++++++++
arch/powerpc/cpu/mpc85xx/cpu_init.c | 5 ++++-
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, 50 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..55df8cb 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -77,6 +77,27 @@ 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);
+
+ for (i = 4; i < 8; i++)
+ cpu_disable(i);
+
+ /* request core4~7 into 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 ea41ffc..dcc4bff 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu_init.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c
@@ -462,10 +462,13 @@ __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;
+ 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 2d6c668..33441c9 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
--
1.8.0
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