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add single/dual rank support

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Change-Id: I633daa4a871f93c5b4d897b1d60ed23bcc198912
This commit is contained in:
钦峰
2024-05-20 21:52:54 +08:00
committed by Han Gao
parent 660cb1b920
commit 4ca0f76729
2 changed files with 7 additions and 0 deletions
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2
board/thead/light-c910/lpddr4/include/ddr_retention.h
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@@ -28,6 +28,8 @@ typedef enum {
typedef struct Ddr_Reg_Config {
uint32_t misc_reg_num;
uint32_t phy_reg_num;
uint8_t ddr_rank;
uint8_t reserve[55];
} Ddr_Reg_Config_t;
int dwc_ddrphy_phyinit_regInterface(regInstr myRegInstr);

5
board/thead/light-c910/lpddr4/src/ddr_retention.c
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@@ -1009,6 +1009,11 @@ int dwc_ddrphy_phyinit_regInterface(regInstr myRegInstr) {
uint32_t phy_reg_num = ARRAY_SIZE(RetRegList_addr);
ddr_Regu_Config->phy_reg_num = phy_reg_num;
#ifdef CONFIG_DDR_DUAL_RANK
ddr_Regu_Config->ddr_rank = 2;
#else
ddr_Regu_Config->ddr_rank = 1;
#endif
Reg_Phy_Addr_Val_t* phy_addr_t = (Reg_Phy_Addr_Val_t*)((char*)ddr_Regu_Config + 64 + sizeof(Reg_Misc_Addr_Val_t) * ARRAY_SIZE(MiscRegList));
#ifdef CONFIG_DDR_MSG