From 3665ff03c16ee6436d45a699565ba08f7ebdebb5 Mon Sep 17 00:00:00 2001 From: "ernest.zhang" Date: Mon, 16 Jul 2018 14:26:52 +0800 Subject: [PATCH] mmc: sdhci: Change O2 Host HS200 mode clock frequency to 200MHz O2 SD Host HS200 mode clock frequency current is 208MHz, should be changed to 200MHz to meet specification. Signed-off-by: ernest.zhang Acked-by: Adrian Hunter Signed-off-by: Ulf Hansson --- drivers/mmc/host/sdhci-pci-o2micro.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c index ba59db6a126c..7b37713d8826 100644 --- a/drivers/mmc/host/sdhci-pci-o2micro.c +++ b/drivers/mmc/host/sdhci-pci-o2micro.c @@ -311,9 +311,8 @@ int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip) /* Check Whether subId is 0x11 or 0x12 */ if ((scratch_32 == 0x11) || (scratch_32 == 0x12)) { - scratch_32 = 0x2c280000; + scratch_32 = 0x25100000; - /* Set Base Clock to 208MZ */ o2_pci_set_baseclk(chip, scratch_32); ret = pci_read_config_dword(chip->pdev, O2_SD_FUNC_REG4, @@ -406,7 +405,7 @@ int sdhci_pci_o2_probe(struct sdhci_pci_chip *chip) O2_SD_PLL_SETTING, scratch_32); } else { scratch_32 &= 0x0000FFFF; - scratch_32 |= 0x2c280000; + scratch_32 |= 0x25100000; pci_write_config_dword(chip->pdev, O2_SD_PLL_SETTING, scratch_32); -- 2.45.2