Add ddr_type entry for mx6_ddr_sysinfo. It will be used for
differenrate DDR3 and LPDDR2.
Introduce an enum type for ddr_type.
Signed-off-by: Peng Fan <peng....@freescale.com>
Cc: Stefano Babic <sba...@denx.de>
Cc: Tim Harvey <thar...@gateworks.com>
---
arch/arm/include/asm/arch-mx6/mx6-ddr.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm/include/asm/arch-mx6/mx6-ddr.h
b/arch/arm/include/asm/arch-mx6/mx6-ddr.h
index b7bae7b..806fafb 100644
--- a/arch/arm/include/asm/arch-mx6/mx6-ddr.h
+++ b/arch/arm/include/asm/arch-mx6/mx6-ddr.h
@@ -30,6 +30,11 @@
#endif /* CONFIG_MX6Q */
#else
+enum {
+ DDR_TYPE_DDR3,
+ DDR_TYPE_LPDDR2,
+};
+
/* MMDC P0/P1 Registers */
struct mmdc_p_regs {
u32 mdctl;
@@ -387,6 +392,7 @@ struct mx6_ddr_sysinfo {
u8 rst_to_cke; /* Time from SDE enable to CKE rise */
u8 sde_to_rst; /* Time from SDE enable until DDR reset# is high */
u8 pd_fast_exit;/* enable precharge powerdown fast-exit */
+ u8 ddr_type; /* DDR type: DDR3(0) or LPDDR2(1) */
};
/*
--
1.8.4
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