imx: add cpu type for i.MX6QP/DP

Add cpu type for i.MX6QP/DP.

This patch also fix is_mx6dqp(), since get_cpu_rev can return MXC_CPU_MX6QP
and MXC_CPU_MX6DP, we should use:
(is_cpu_type(MXC_CPU_MX6QP) || is_cpu_type(MXC_CPU_MX6DP)).

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index fc5cce9db8ff501cfa0468bd52f5667045c5fb76..5cd712f1777470f69ca94da47ecefea620664689 100644 (file)
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -87,12 +87,12 @@ u32 get_cpu_rev(void)
        struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
        u32 reg = readl(&anatop->digprog_sololite);
        u32 type = ((reg >> 16) & 0xff);
-       u32 major;
+       u32 major, cfg = 0;
 
        if (type != MXC_CPU_MX6SL) {
                reg = readl(&anatop->digprog);
                struct scu_regs *scu = (struct scu_regs *)SCU_BASE_ADDR;
-               u32 cfg = readl(&scu->config) & 3;
+               cfg = readl(&scu->config) & 3;
                type = ((reg >> 16) & 0xff);
                if (type == MXC_CPU_MX6DL) {
                        if (!cfg)
@@ -106,6 +106,13 @@ u32 get_cpu_rev(void)
 
        }
        major = ((reg >> 8) & 0xff);
+       if ((major >= 1) &&
+           ((type == MXC_CPU_MX6Q) || (type == MXC_CPU_MX6D))) {
+               major--;
+               type = MXC_CPU_MX6QP;
+               if (cfg == 1)
+                       type = MXC_CPU_MX6DP;
+       }
        reg &= 0xff;            /* mx6 silicon revision */
        return (type << 12) | (reg + (0x10 * (major + 1)));
 }

diff --git a/arch/arm/imx-common/cpu.c b/arch/arm/imx-common/cpu.c
index e2bd8742f4eb034054be3ada4e33d4abab1b8f8f..15340f8c5dcac2fba166acbe5ace336ff4596aa6 100644 (file)
--- a/arch/arm/imx-common/cpu.c
+++ b/arch/arm/imx-common/cpu.c
@@ -122,6 +122,10 @@ unsigned imx_ddr_size(void)
 const char *get_imx_type(u32 imxtype)
 {
        switch (imxtype) {
+       case MXC_CPU_MX6QP:
+               return "6QP";   /* Quad-Plus version of the mx6 */
+       case MXC_CPU_MX6DP:
+               return "6DP";   /* Dual-Plus version of the mx6 */
        case MXC_CPU_MX6Q:
                return "6Q";    /* Quad-core version of the mx6 */
        case MXC_CPU_MX6D:

diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h
index 4715f4e8946820639dddb69bfe50f567eae3dcf5..99e0e32e386d45d298cd6759a8ff36b4d745577c 100644 (file)
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -12,6 +12,8 @@
 #define MXC_CPU_MX6Q           0x63
 #define MXC_CPU_MX6D           0x64
 #define MXC_CPU_MX6SOLO                0x65 /* dummy ID */
+#define MXC_CPU_MX6DP          0x68
+#define MXC_CPU_MX6QP          0x69
 
 #define CS0_128                                        0
 #define CS0_64M_CS1_64M                                1

diff --git a/arch/arm/include/asm/arch-mx6/sys_proto.h b/arch/arm/include/asm/arch-mx6/sys_proto.h
index 10cfd6c1cfa7f3027243d3ef083fcaafc966c78c..345361e1d6066d650046cedb505b771fc9daedc9 100644 (file)
--- a/arch/arm/include/asm/arch-mx6/sys_proto.h
+++ b/arch/arm/include/asm/arch-mx6/sys_proto.h
@@ -30,9 +30,7 @@ const char *get_imx_type(u32 imxtype);
 unsigned imx_ddr_size(void);
 void set_chipselect_size(int const);
 
-#define is_mx6dqp() ((is_cpu_type(MXC_CPU_MX6Q) || \
-                    is_cpu_type(MXC_CPU_MX6D)) && \
-                    (soc_rev() >= CHIP_REV_2_0))
+#define is_mx6dqp() (is_cpu_type(MXC_CPU_MX6QP) || is_cpu_type(MXC_CPU_MX6DP))
 
 struct mxs_register_32;