linux-kernel - [PATCH 1/6] mmc: dw_mmc: remove the deprecated "clock-freq-min-max" property

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Date:   Fri, 23 Feb 2018 15:41:33 +0900
From:   Jaehoon Chung <jh80.chung@...sung.com>
To:     linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     ulf.hansson@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
        manabian@...il.com, dinguyen@...nel.org, will.deacon@....com,
        xuwei5@...ilicon.com, Jaehoon Chung <jh80.chung@...sung.com>
Subject: [PATCH 1/6] mmc: dw_mmc: remove the deprecated "clock-freq-min-max"
 property

'clock-freq-min-max' property had already deprecated.
Remove the 'clock-freq-min-max' property that is kept to maintain
the compatibility.

Signed-off-by: Jaehoon Chung <jh80.chung@...sung.com>
---
 .../devicetree/bindings/mmc/synopsys-dw-mshc.txt          |  4 ----
 drivers/mmc/host/dw_mmc.c                                 | 15 ++++-----------
 2 files changed, 4 insertions(+), 15 deletions(-)

diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
index ef3e5f14067a..75c9fdca4aaf 100644
--- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
+++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
@@ -59,10 +59,6 @@ Optional properties:
   is specified and the ciu clock is specified then we'll try to set the ciu
   clock to this at probe time.
 
-* clock-freq-min-max (DEPRECATED): Minimum and Maximum clock frequency for card output
-  clock(cclk_out). If it's not specified, max is 200MHZ and min is 400KHz by default.
-	  (Use the "max-frequency" instead of "clock-freq-min-max".)
-
 * num-slots (DEPRECATED): specifies the number of slots supported by the controller.
   The number of physical slots actually used could be equal or less than the
   value specified by num-slots. If this property is not specified, the value
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 0aa39975f33b..38e0e7c4ffd9 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2784,7 +2784,6 @@ static int dw_mci_init_slot(struct dw_mci *host)
 	struct dw_mci_slot *slot;
 	const struct dw_mci_drv_data *drv_data = host->drv_data;
 	int ctrl_id, ret;
-	u32 freq[2];
 
 	mmc = mmc_alloc_host(sizeof(struct dw_mci_slot), host->dev);
 	if (!mmc)
@@ -2798,16 +2797,6 @@ static int dw_mci_init_slot(struct dw_mci *host)
 	host->slot = slot;
 
 	mmc->ops = &dw_mci_ops;
-	if (device_property_read_u32_array(host->dev, "clock-freq-min-max",
-					   freq, 2)) {
-		mmc->f_min = DW_MCI_FREQ_MIN;
-		mmc->f_max = DW_MCI_FREQ_MAX;
-	} else {
-		dev_info(host->dev,
-			"'clock-freq-min-max' property was deprecated.\n");
-		mmc->f_min = freq[0];
-		mmc->f_max = freq[1];
-	}
 
 	/*if there are external regulators, get them*/
 	ret = mmc_regulator_get_supply(mmc);
@@ -2846,6 +2835,10 @@ static int dw_mci_init_slot(struct dw_mci *host)
 	if (ret)
 		goto err_host_allocated;
 
+	mmc->f_min = DW_MCI_FREQ_MIN;
+	if (!mmc->f_max)
+		mmc->f_max = DW_MCI_FREQ_MAX;
+
 	/* Process SDIO IRQs through the sdio_irq_work. */
 	if (mmc->caps & MMC_CAP_SDIO_IRQ)
 		mmc->caps2 |= MMC_CAP2_SDIO_IRQ_NOTHREAD;
-- 
2.15.1