diff options
Diffstat (limited to 'src/soc/mediatek/mt8192/dramc_dvfs.c')
| -rw-r--r-- | src/soc/mediatek/mt8192/dramc_dvfs.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8192/dramc_dvfs.c b/src/soc/mediatek/mt8192/dramc_dvfs.c index c784dfb090..7fc8d28fd9 100644 --- a/src/soc/mediatek/mt8192/dramc_dvfs.c +++ b/src/soc/mediatek/mt8192/dramc_dvfs.c @@ -104,3 +104,87 @@ void dramc_dfs_direct_jump_rg_mode(const struct ddr_cali *cali, u8 shu_level) pll_mode = !pll_mode; *(cali->pll_mode) = pll_mode; } + +void dramc_save_result_to_shuffle(dram_dfs_shu src, dram_dfs_shu dst) +{ + u8 tmp; + + for (u8 chn = 0; chn < CHANNEL_MAX; chn++) { + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_DMA_FIRE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_APB_SLV_SEL, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_MODE, 1); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_STEP_EN_MODE, 1); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SRAM_WR_MODE, 1); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_APB_WR_MODE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_SHU_LEVEL_APB, src); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_SHU_LEVEL_SRAM, dst); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_DMA_FIRE, 1); + do { + tmp = READ32_BITFIELD(&ch[chn].phy_nao.misc_dma_debug0, + MISC_DMA_DEBUG0_SRAM_DONE); + tmp |= (READ32_BITFIELD(&ch[chn].phy_nao.misc_dma_debug0, + MISC_DMA_DEBUG0_APB_DONE) << 1); + dramc_dbg("Waiting dramc to shuffle sram, tmp: %u\n", tmp); + } while (tmp != 0x3); + + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_DMA_FIRE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_STEP_EN_MODE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_MODE, 0); + } + + for (u8 chn = 0; chn < CHANNEL_MAX; chn++) + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SRAM_WR_MODE, 0); +} + +void dramc_load_shuffle_to_dramc(dram_dfs_shu src, dram_dfs_shu dst) +{ + u8 tmp; + + for (u8 chn = 0; chn < CHANNEL_MAX; chn++) { + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_DMA_FIRE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_APB_SLV_SEL, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_MODE, 1); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_STEP_EN_MODE, 1); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SRAM_WR_MODE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_APB_WR_MODE, 1); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_SHU_LEVEL_APB, dst); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_SHU_LEVEL_SRAM, src); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_DMA_FIRE, 1); + do { + tmp = READ32_BITFIELD(&ch[chn].phy_nao.misc_dma_debug0, + MISC_DMA_DEBUG0_SRAM_DONE); + tmp |= (READ32_BITFIELD(&ch[chn].phy_nao.misc_dma_debug0, + MISC_DMA_DEBUG0_APB_DONE) << 1); + dramc_dbg("Waiting shuffle sram to dramc, tmp: %u\n", tmp); + } while (tmp != 0x3); + + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_DMA_FIRE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_STEP_EN_MODE, 0); + SET32_BITFIELDS(&ch[chn].phy_ao.misc_sram_dma0, + MISC_SRAM_DMA0_SW_MODE, 0); + } +} |