From 003fa83c437f62f7558a7f7408b7cd7c31c01276 Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Mon, 17 Aug 2015 16:11:02 +0800 Subject: [PATCH] imx: mx6: ddr add an entry ddr_type for mx6_ddr_sysinfo 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 Cc: Stefano Babic Cc: Tim Harvey --- 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 b7bae7b17f..806fafb069 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) */ }; /* -- 2.39.5