3.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Marek Vasut <marex@xxxxxxx> commit 10becdb402af4fd4808a0491a726b96128c41076 upstream. We must clear this IMX6Q_GPR13_SATA_MPLL_CLK_EN bit on i.MX6Q, otherwise Linux will fail to find the attached drive on some boards. This entire fix was: Reported-by: Eric Nelson <eric.nelson@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Marek Vasut <marex@xxxxxxx> Reviewed-by: Shawn Guo <shawn.guo@xxxxxxxxxx> Cc: Richard Zhu <r65037@xxxxxxxxxxxxx> Cc: Linux-IDE <linux-ide@xxxxxxxxxxxxxxx> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/ata/ahci_imx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/ata/ahci_imx.c +++ b/drivers/ata/ahci_imx.c @@ -60,7 +60,7 @@ static int imx6q_sata_init(struct device /* * set PHY Paremeters, two steps to configure the GPR13, * one write for rest of parameters, mask of first write - * is 0x07fffffd, and the other one write for setting + * is 0x07ffffff, and the other one write for setting * the mpll_clk_en. */ regmap_update_bits(imxpriv->gpr, 0x34, IMX6Q_GPR13_SATA_RX_EQ_VAL_MASK @@ -71,6 +71,7 @@ static int imx6q_sata_init(struct device | IMX6Q_GPR13_SATA_TX_ATTEN_MASK | IMX6Q_GPR13_SATA_TX_BOOST_MASK | IMX6Q_GPR13_SATA_TX_LVL_MASK + | IMX6Q_GPR13_SATA_MPLL_CLK_EN | IMX6Q_GPR13_SATA_TX_EDGE_RATE , IMX6Q_GPR13_SATA_RX_EQ_VAL_3_0_DB | IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2M -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
