clock gating is using wrong registers for mmp2 SoC sdhc-pxa.c is not generic for pxa family.
remove code -- future patch will add back support Signed-off-by: Philip Rakity <[email protected]> Signed-off-by: Mark F. Brown <[email protected]> --- arch/arm/plat-pxa/include/plat/sdhci.h | 1 - drivers/mmc/host/sdhci-pxa.c | 9 --------- 2 files changed, 0 insertions(+), 10 deletions(-) diff --git a/arch/arm/plat-pxa/include/plat/sdhci.h b/arch/arm/plat-pxa/include/plat/sdhci.h index bae194a..bd6ac06 100644 --- a/arch/arm/plat-pxa/include/plat/sdhci.h +++ b/arch/arm/plat-pxa/include/plat/sdhci.h @@ -15,7 +15,6 @@ /* pxa specific flag */ /* Require clock free running */ -#define PXA_FLAG_DISABLE_CLOCK_GATING (1<<0) #define PXA_FLAG_CARD_PERMANENT (1<<1) /* Board design supports 8-bit data on SD/SDIO BUS */ diff --git a/drivers/mmc/host/sdhci-pxa.c b/drivers/mmc/host/sdhci-pxa.c index 5a61208..4713238 100644 --- a/drivers/mmc/host/sdhci-pxa.c +++ b/drivers/mmc/host/sdhci-pxa.c @@ -29,9 +29,6 @@ #define DRIVER_NAME "sdhci-pxa" -#define SD_FIFO_PARAM 0x104 -#define DIS_PAD_SD_CLK_GATE 0x400 - struct sdhci_pxa { struct sdhci_host *host; struct sdhci_pxa_platdata *pdata; @@ -49,7 +46,6 @@ struct sdhci_pxa { static void set_clock(struct sdhci_host *host, unsigned int clock) { struct sdhci_pxa *pxa = sdhci_priv(host); - u32 tmp = 0; if (clock == 0) { if (pxa->clk_enable) { @@ -58,11 +54,6 @@ static void set_clock(struct sdhci_host *host, unsigned int clock) } } else { if (0 == pxa->clk_enable) { - if (pxa->pdata->flags & PXA_FLAG_DISABLE_CLOCK_GATING) { - tmp = readl(host->ioaddr + SD_FIFO_PARAM); - tmp |= DIS_PAD_SD_CLK_GATE; - writel(tmp, host->ioaddr + SD_FIFO_PARAM); - } clk_enable(pxa->clk); pxa->clk_enable = 1; } -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
