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authorNicolas Ferre <nicolas.ferre@atmel.com>2012-07-06 12:11:51 +0200
committerChris Ball <cjb@laptop.org>2012-07-22 15:25:50 -0400
commit8a4de07e05e7bedc894c2de3b3b04673d6d840ec (patch)
treef65af9892c70618f9fab2f0af718538657ef96d9 /drivers
parent41b4e9a194f69b1c945038c559ea407a6b383e81 (diff)
downloadlinux-linaro-stable-8a4de07e05e7bedc894c2de3b3b04673d6d840ec.tar.gz
mmc: atmel-mci: modify CLKDIV displaying in debugfs
Modify clock division displaying in debugfs for matching the new CLKDIV,CLKODD user interface arrangement. Is using the has_odd_clk_div property to choose the proper format. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/atmel-mci.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 84c4ac4d5192..322412cec4ee 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -391,11 +391,17 @@ static int atmci_regs_show(struct seq_file *s, void *v)
clk_disable(host->mck);
spin_unlock_bh(&host->lock);
- seq_printf(s, "MR:\t0x%08x%s%s CLKDIV=%u\n",
+ seq_printf(s, "MR:\t0x%08x%s%s ",
buf[ATMCI_MR / 4],
buf[ATMCI_MR / 4] & ATMCI_MR_RDPROOF ? " RDPROOF" : "",
- buf[ATMCI_MR / 4] & ATMCI_MR_WRPROOF ? " WRPROOF" : "",
- buf[ATMCI_MR / 4] & 0xff);
+ buf[ATMCI_MR / 4] & ATMCI_MR_WRPROOF ? " WRPROOF" : "");
+ if (host->caps.has_odd_clk_div)
+ seq_printf(s, "{CLKDIV,CLKODD}=%u\n",
+ ((buf[ATMCI_MR / 4] & 0xff) << 1)
+ | ((buf[ATMCI_MR / 4] >> 16) & 1));
+ else
+ seq_printf(s, "CLKDIV=%u\n",
+ (buf[ATMCI_MR / 4] & 0xff));
seq_printf(s, "DTOR:\t0x%08x\n", buf[ATMCI_DTOR / 4]);
seq_printf(s, "SDCR:\t0x%08x\n", buf[ATMCI_SDCR / 4]);
seq_printf(s, "ARGR:\t0x%08x\n", buf[ATMCI_ARGR / 4]);