imx: mx6 introuduce macro is_mx6dqp
Add a new revision CHIP_REV_2_0.
Introudce macro is_mx6dqp, dqp means Dual/Quad Plus.
Since Dual/Quad Plus use same cpu type with Dual/Quad, but different
revision(Major Lower), we use this macro for Dual/Quad Plus.
Signed-off-by: Ye.Li <B37916@freescale.com>
Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h
index 0d38d45..35a324c 100644
--- a/arch/arm/include/asm/arch-mx6/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx6/imx-regs.h
@@ -312,6 +312,7 @@
#define CHIP_REV_1_0 0x10
#define CHIP_REV_1_2 0x12
#define CHIP_REV_1_5 0x15
+#define CHIP_REV_2_0 0x20
#ifndef CONFIG_MX6SX
#define IRAM_SIZE 0x00040000
#else
diff --git a/arch/arm/include/asm/arch-mx6/sys_proto.h b/arch/arm/include/asm/arch-mx6/sys_proto.h
index 9756708..28c77a4 100644
--- a/arch/arm/include/asm/arch-mx6/sys_proto.h
+++ b/arch/arm/include/asm/arch-mx6/sys_proto.h
@@ -30,6 +30,10 @@
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))
+
/*
* Initializes on-chip ethernet controllers.
* to override, implement board_eth_init()