diff options
author | Marek Vasut <marex@denx.de> | 2015-08-01 21:21:21 +0200 |
---|---|---|
committer | Marek Vasut <marex@denx.de> | 2015-08-08 14:14:27 +0200 |
commit | 076470eecdb6d6244e17f236d697a298c82a5712 (patch) | |
tree | 51b7cd46b58379c528487140efe27c97ffb4b9ab /drivers | |
parent | 764aa9a974546e220d50c2f0f01319f02a404564 (diff) | |
download | u-boot-imx-076470eecdb6d6244e17f236d697a298c82a5712.zip u-boot-imx-076470eecdb6d6244e17f236d697a298c82a5712.tar.gz u-boot-imx-076470eecdb6d6244e17f236d697a298c82a5712.tar.bz2 |
ddr: altera: sdram: Clean up sdram_mmr_init_full() part 4
Merge sdr_set_*() functions which are just setting registers among
the sea of register setting in sdram_mmr_init_full(). There is no
need to keep them separate this way, there is nothing special about
them.
Signed-off-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ddr/altera/sdram.c | 98 |
1 files changed, 36 insertions, 62 deletions
diff --git a/drivers/ddr/altera/sdram.c b/drivers/ddr/altera/sdram.c index 595f2a4..199e8b8 100644 --- a/drivers/ddr/altera/sdram.c +++ b/drivers/ddr/altera/sdram.c @@ -501,24 +501,6 @@ static void set_sdr_ctrlcfg(struct socfpga_sdram_config *cfg) writel(ctrl_cfg, &sdr_ctrl->ctrl_cfg); } -static void set_sdr_dram_timing(struct socfpga_sdram_config *cfg) -{ - debug("Configuring DRAMTIMING1\n"); - writel(cfg->dram_timing1, &sdr_ctrl->dram_timing1); - - debug("Configuring DRAMTIMING2\n"); - writel(cfg->dram_timing2, &sdr_ctrl->dram_timing2); - - debug("Configuring DRAMTIMING3\n"); - writel(cfg->dram_timing3, &sdr_ctrl->dram_timing3); - - debug("Configuring DRAMTIMING4\n"); - writel(cfg->dram_timing4, &sdr_ctrl->dram_timing4); - - debug("Configuring LOWPWRTIMING\n"); - writel(cfg->lowpwr_timing, &sdr_ctrl->lowpwr_timing); -} - static void set_sdr_addr_rw(struct socfpga_sdram_config *cfg) { /* @@ -536,44 +518,6 @@ static void set_sdr_addr_rw(struct socfpga_sdram_config *cfg) &sdr_ctrl->dram_addrw); } -static void set_sdr_static_cfg(struct socfpga_sdram_config *cfg) -{ - debug("Configuring STATICCFG\n"); - writel(cfg->static_cfg, &sdr_ctrl->static_cfg); -} - -static void set_sdr_fifo_cfg(struct socfpga_sdram_config *cfg) -{ - debug("Configuring FIFOCFG\n"); - writel(cfg->fifo_cfg, &sdr_ctrl->fifo_cfg); -} - -static void set_sdr_mp_weight(struct socfpga_sdram_config *cfg) -{ - debug("Configuring MPWEIGHT_MPWEIGHT_0\n"); - writel(cfg->mp_weight0, &sdr_ctrl->mp_weight0); - writel(cfg->mp_weight1, &sdr_ctrl->mp_weight1); - writel(cfg->mp_weight2, &sdr_ctrl->mp_weight2); - writel(cfg->mp_weight3, &sdr_ctrl->mp_weight3); -} - -static void set_sdr_mp_pacing(struct socfpga_sdram_config *cfg) -{ - debug("Configuring MPPACING_MPPACING_0\n"); - writel(cfg->mp_pacing0, &sdr_ctrl->mp_pacing0); - writel(cfg->mp_pacing1, &sdr_ctrl->mp_pacing1); - writel(cfg->mp_pacing2, &sdr_ctrl->mp_pacing2); - writel(cfg->mp_pacing3, &sdr_ctrl->mp_pacing3); -} - -static void set_sdr_mp_threshold(struct socfpga_sdram_config *cfg) -{ - debug("Configuring MPTHRESHOLDRST_MPTHRESHOLDRST_0\n"); - writel(cfg->mp_threshold0, &sdr_ctrl->mp_threshold0); - writel(cfg->mp_threshold1, &sdr_ctrl->mp_threshold1); - writel(cfg->mp_threshold2, &sdr_ctrl->mp_threshold2); -} - /* Function to initialize SDRAM MMR */ unsigned sdram_mmr_init_full(unsigned int sdr_phy_reg) { @@ -586,7 +530,22 @@ unsigned sdram_mmr_init_full(unsigned int sdr_phy_reg) writel(rows, &sysmgr_regs->iswgrp_handoff[4]); set_sdr_ctrlcfg(cfg); - set_sdr_dram_timing(cfg); + + debug("Configuring DRAMTIMING1\n"); + writel(cfg->dram_timing1, &sdr_ctrl->dram_timing1); + + debug("Configuring DRAMTIMING2\n"); + writel(cfg->dram_timing2, &sdr_ctrl->dram_timing2); + + debug("Configuring DRAMTIMING3\n"); + writel(cfg->dram_timing3, &sdr_ctrl->dram_timing3); + + debug("Configuring DRAMTIMING4\n"); + writel(cfg->dram_timing4, &sdr_ctrl->dram_timing4); + + debug("Configuring LOWPWRTIMING\n"); + writel(cfg->lowpwr_timing, &sdr_ctrl->lowpwr_timing); + set_sdr_addr_rw(cfg); debug("Configuring DRAMIFWIDTH\n"); @@ -601,7 +560,8 @@ unsigned sdram_mmr_init_full(unsigned int sdr_phy_reg) debug("Configuring DRAMINTR\n"); writel(cfg->dram_intr, &sdr_ctrl->dram_intr); - set_sdr_static_cfg(cfg); + debug("Configuring STATICCFG\n"); + writel(cfg->static_cfg, &sdr_ctrl->static_cfg); debug("Configuring CTRLWIDTH\n"); writel(cfg->ctrl_width, &sdr_ctrl->ctrl_width); @@ -609,14 +569,28 @@ unsigned sdram_mmr_init_full(unsigned int sdr_phy_reg) debug("Configuring PORTCFG\n"); writel(cfg->port_cfg, &sdr_ctrl->port_cfg); - set_sdr_fifo_cfg(cfg); + debug("Configuring FIFOCFG\n"); + writel(cfg->fifo_cfg, &sdr_ctrl->fifo_cfg); debug("Configuring MPPRIORITY\n"); writel(cfg->mp_priority, &sdr_ctrl->mp_priority); - set_sdr_mp_weight(cfg); - set_sdr_mp_pacing(cfg); - set_sdr_mp_threshold(cfg); + debug("Configuring MPWEIGHT_MPWEIGHT_0\n"); + writel(cfg->mp_weight0, &sdr_ctrl->mp_weight0); + writel(cfg->mp_weight1, &sdr_ctrl->mp_weight1); + writel(cfg->mp_weight2, &sdr_ctrl->mp_weight2); + writel(cfg->mp_weight3, &sdr_ctrl->mp_weight3); + + debug("Configuring MPPACING_MPPACING_0\n"); + writel(cfg->mp_pacing0, &sdr_ctrl->mp_pacing0); + writel(cfg->mp_pacing1, &sdr_ctrl->mp_pacing1); + writel(cfg->mp_pacing2, &sdr_ctrl->mp_pacing2); + writel(cfg->mp_pacing3, &sdr_ctrl->mp_pacing3); + + debug("Configuring MPTHRESHOLDRST_MPTHRESHOLDRST_0\n"); + writel(cfg->mp_threshold0, &sdr_ctrl->mp_threshold0); + writel(cfg->mp_threshold1, &sdr_ctrl->mp_threshold1); + writel(cfg->mp_threshold2, &sdr_ctrl->mp_threshold2); debug("Configuring PHYCTRL_PHYCTRL_0\n"); writel(cfg->phy_ctrl0, &sdr_ctrl->phy_ctrl0); |