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| author | Marek Vasut <marex@denx.de> | 2015-07-20 07:16:42 +0200 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2015-08-08 14:14:12 +0200 |
| commit | e893f4dc2fb3a837b765c61692ca174fca611d53 (patch) | |
| tree | f15c813f56d2e9cb4f2425320b01d695e5b0c815 /drivers/ddr/altera/sequencer.c | |
| parent | c76976d98f480d17fe04f65e9f985924134ecc9d (diff) | |
| download | blackbird-obmc-uboot-e893f4dc2fb3a837b765c61692ca174fca611d53.tar.gz blackbird-obmc-uboot-e893f4dc2fb3a837b765c61692ca174fca611d53.zip | |
ddr: altera: Clean up scc_mgr_initialize()
Clean up the comments and add kerneldoc. No functional change.
Signed-off-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'drivers/ddr/altera/sequencer.c')
| -rw-r--r-- | drivers/ddr/altera/sequencer.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/ddr/altera/sequencer.c b/drivers/ddr/altera/sequencer.c index d0d0e6aa98..4bdc3a7599 100644 --- a/drivers/ddr/altera/sequencer.c +++ b/drivers/ddr/altera/sequencer.c @@ -265,15 +265,21 @@ static void scc_mgr_set(u32 off, u32 grp, u32 val) writel(val, SDR_PHYGRP_SCCGRP_ADDRESS | off | (grp << 2)); } +/** + * scc_mgr_initialize() - Initialize SCC Manager registers + * + * Initialize SCC Manager registers. + */ static void scc_mgr_initialize(void) { /* - * Clear register file for HPS - * 16 (2^4) is the size of the full register file in the scc mgr: - * RFILE_DEPTH = log2(MEM_DQ_PER_DQS + 1 + MEM_DM_PER_DQS + - * MEM_IF_READ_DQS_WIDTH - 1) + 1; + * Clear register file for HPS. 16 (2^4) is the size of the + * full register file in the scc mgr: + * RFILE_DEPTH = 1 + log2(MEM_DQ_PER_DQS + 1 + MEM_DM_PER_DQS + + * MEM_IF_READ_DQS_WIDTH - 1); */ int i; + for (i = 0; i < 16; i++) { debug_cond(DLEVEL == 1, "%s:%d: Clearing SCC RFILE index %u\n", __func__, __LINE__, i); |
