diff options
| author | Icenowy Zheng <uwu@icenowy.me> | 2023-07-21 14:19:34 +0800 |
|---|---|---|
| committer | Han Gao <rabenda.cn@gmail.com> | 2023-08-02 02:58:25 +0800 |
| commit | 32c42cd31ce2e72e183d16b61845c55ed2c30385 (patch) | |
| tree | b642c862cd0ab016500b57161768536986e9e077 | |
| parent | 6fb1286862c7d60064976360d36b95df7d8ca5ef (diff) | |
add row16 option
Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
| -rw-r--r-- | board/thead/light-c910/Kconfig | 5 | ||||
| -rw-r--r-- | board/thead/light-c910/lpddr4/src/ddr_common_func.c | 8 |
2 files changed, 13 insertions, 0 deletions
diff --git a/board/thead/light-c910/Kconfig b/board/thead/light-c910/Kconfig index 8139eeed..26907eae 100644 --- a/board/thead/light-c910/Kconfig +++ b/board/thead/light-c910/Kconfig @@ -213,6 +213,11 @@ config DDR_LP4_2133_SINGLERANK help Enabling this will support lpddr4 2133 singlerank configuration. +config DDR_ROW16 + bool "LPDDR4/4X 17-bit row address support" + help + Enabling this will support ddr 17-bit row address (16:0). + config DDR_H32_MODE bool "LPDDR4/4X 32bit mode configuration" help diff --git a/board/thead/light-c910/lpddr4/src/ddr_common_func.c b/board/thead/light-c910/lpddr4/src/ddr_common_func.c index 50f1dea9..eaa59bd2 100644 --- a/board/thead/light-c910/lpddr4/src/ddr_common_func.c +++ b/board/thead/light-c910/lpddr4/src/ddr_common_func.c @@ -873,7 +873,11 @@ if(bits==64) { #endif wr(ADDRMAP0,0x0004001f); // +2 if(rank_num==2) { +#ifdef CONFIG_DDR_ROW16 + wr(ADDRMAP0,0x00040019);//16GB +#else wr(ADDRMAP0,0x00040018);//8GB +#endif } wr(ADDRMAP1,0x00090909); //bank +2 wr(ADDRMAP2,0x00000000); //col b5+5 ~ col b2 +2 @@ -881,7 +885,11 @@ if(bits==64) { wr(ADDRMAP4,0x00001f1f); //col b11~ col b10 wr(ADDRMAP5,0x080f0808); //row_b11 row b2_10 row b1 row b0 +6 wr(ADDRMAP6,0x08080808); +#ifdef CONFIG_DDR_ROW16 + wr(ADDRMAP7,0x00000f08); +#else wr(ADDRMAP7,0x00000f0f); +#endif wr(ADDRMAP9,0x08080808); wr(ADDRMAP10,0x08080808); wr(ADDRMAP11,0x00000008); |