add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/drivers/mmc/host/sdhci-spear.c
..
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@@ -15,13 +15,11 @@
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 #include <linux/clk.h>
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 #include <linux/delay.h>
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-#include <linux/gpio.h>
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 #include <linux/highmem.h>
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 #include <linux/module.h>
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 #include <linux/interrupt.h>
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 #include <linux/irq.h>
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 #include <linux/of.h>
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-#include <linux/of_gpio.h>
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 #include <linux/platform_device.h>
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 #include <linux/pm.h>
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 #include <linux/slab.h>
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@@ -32,7 +30,6 @@
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 struct spear_sdhci {
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 	struct clk *clk;
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-	int card_int_gpio;
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 };
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 /* sdhci ops */
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@@ -43,22 +40,9 @@
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 	.set_uhs_signaling = sdhci_set_uhs_signaling,
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 };
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-static void sdhci_probe_config_dt(struct device_node *np,
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-				struct spear_sdhci *host)
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-{
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-	int cd_gpio;
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-
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-	cd_gpio = of_get_named_gpio(np, "cd-gpios", 0);
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-	if (!gpio_is_valid(cd_gpio))
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-		cd_gpio = -1;
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-
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-	host->card_int_gpio = cd_gpio;
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-}
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-
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 static int sdhci_probe(struct platform_device *pdev)
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 {
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 	struct sdhci_host *host;
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-	struct resource *iomem;
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 	struct spear_sdhci *sdhci;
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 	struct device *dev;
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 	int ret;
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@@ -71,8 +55,7 @@
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 		goto err;
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 	}
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-	iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	host->ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
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+	host->ioaddr = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(host->ioaddr)) {
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 		ret = PTR_ERR(host->ioaddr);
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 		dev_dbg(&pdev->dev, "unable to map iomem: %d\n", ret);
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@@ -109,21 +92,13 @@
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 		dev_dbg(&pdev->dev, "Error setting desired clk, clk=%lu\n",
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 				clk_get_rate(sdhci->clk));
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-	sdhci_probe_config_dt(pdev->dev.of_node, sdhci);
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 	/*
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-	 * It is optional to use GPIOs for sdhci card detection. If
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-	 * sdhci->card_int_gpio < 0, then use original sdhci lines otherwise
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-	 * GPIO lines. We use the built-in GPIO support for this.
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+	 * It is optional to use GPIOs for sdhci card detection. If we
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+	 * find a descriptor using slot GPIO, we use it.
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 	 */
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-	if (sdhci->card_int_gpio >= 0) {
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-		ret = mmc_gpio_request_cd(host->mmc, sdhci->card_int_gpio, 0);
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-		if (ret < 0) {
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-			dev_dbg(&pdev->dev,
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-				"failed to request card-detect gpio%d\n",
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-				sdhci->card_int_gpio);
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-			goto disable_clk;
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-		}
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-	}
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+	ret = mmc_gpiod_request_cd(host->mmc, "cd", 0, false, 0);
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+	if (ret == -EPROBE_DEFER)
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+		goto disable_clk;
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 	ret = sdhci_add_host(host);
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 	if (ret)
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@@ -206,6 +181,7 @@
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 static struct platform_driver sdhci_driver = {
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 	.driver = {
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 		.name	= "sdhci",
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+		.probe_type = PROBE_PREFER_ASYNCHRONOUS,
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 		.pm	= &sdhci_pm_ops,
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 		.of_match_table = of_match_ptr(sdhci_spear_id_table),
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 	},