X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fmmc%2Ftegra_mmc.c;h=d555692f7fc0626c659e5e4712bc9666a7c726b5;hb=ba3864f8037f58dd1f46cad3b76adc0a84bd33b3;hp=ca9c4aa15feea77686f8d5e87b7f24bdb8e1be89;hpb=a26acb7dc946b2fe7fa25736928878f6adf88f46;p=oweals%2Fu-boot.git

diff --git a/drivers/mmc/tegra_mmc.c b/drivers/mmc/tegra_mmc.c
index ca9c4aa15f..d555692f7f 100644
--- a/drivers/mmc/tegra_mmc.c
+++ b/drivers/mmc/tegra_mmc.c
@@ -13,6 +13,7 @@
 #include <asm/io.h>
 #include <asm/arch/clock.h>
 #include <asm/arch-tegra/clk_rst.h>
+#include <asm/arch-tegra/mmc.h>
 #include <asm/arch-tegra/tegra_mmc.h>
 #include <mmc.h>
 
@@ -292,7 +293,7 @@ static int mmc_send_cmd_bounced(struct mmc *mmc, struct mmc_cmd *cmd,
 				/* Transfer Complete */
 				debug("r/w is done\n");
 				break;
-			} else if (get_timer(start) > 2000UL) {
+			} else if (get_timer(start) > 8000UL) {
 				writel(mask, &host->reg->norintsts);
 				printf("%s: MMC Timeout\n"
 				       "    Interrupt status        0x%08x\n"
@@ -508,14 +509,14 @@ static int tegra_mmc_core_init(struct mmc *mmc)
 	return 0;
 }
 
-int tegra_mmc_getcd(struct mmc *mmc)
+static int tegra_mmc_getcd(struct mmc *mmc)
 {
 	struct mmc_host *host = mmc->priv;
 
 	debug("tegra_mmc_getcd called\n");
 
-	if (fdt_gpio_isvalid(&host->cd_gpio))
-		return fdtdec_get_gpio(&host->cd_gpio);
+	if (dm_gpio_is_valid(&host->cd_gpio))
+		return dm_gpio_get_value(&host->cd_gpio);
 
 	return 1;
 }
@@ -527,10 +528,9 @@ static const struct mmc_ops tegra_mmc_ops = {
 	.getcd		= tegra_mmc_getcd,
 };
 
-static int do_mmc_init(int dev_index)
+static int do_mmc_init(int dev_index, bool removable)
 {
 	struct mmc_host *host;
-	char gpusage[12]; /* "SD/MMCn PWR" or "SD/MMCn CD" */
 	struct mmc *mmc;
 
 	/* DT should have been read & host config filled in */
@@ -538,27 +538,15 @@ static int do_mmc_init(int dev_index)
 	if (!host->enabled)
 		return -1;
 
-	debug(" do_mmc_init: index %d, bus width %d "
-		"pwr_gpio %d cd_gpio %d\n",
-		dev_index, host->width,
-		host->pwr_gpio.gpio, host->cd_gpio.gpio);
+	debug(" do_mmc_init: index %d, bus width %d pwr_gpio %d cd_gpio %d\n",
+	      dev_index, host->width, gpio_get_number(&host->pwr_gpio),
+	      gpio_get_number(&host->cd_gpio));
 
 	host->clock = 0;
 	clock_start_periph_pll(host->mmc_id, CLOCK_ID_PERIPH, 20000000);
 
-	if (fdt_gpio_isvalid(&host->pwr_gpio)) {
-		sprintf(gpusage, "SD/MMC%d PWR", dev_index);
-		gpio_request(host->pwr_gpio.gpio, gpusage);
-		gpio_direction_output(host->pwr_gpio.gpio, 1);
-		debug(" Power GPIO name = %s\n", host->pwr_gpio.name);
-	}
-
-	if (fdt_gpio_isvalid(&host->cd_gpio)) {
-		sprintf(gpusage, "SD/MMC%d CD", dev_index);
-		gpio_request(host->cd_gpio.gpio, gpusage);
-		gpio_direction_input(host->cd_gpio.gpio);
-		debug(" CD GPIO name = %s\n", host->cd_gpio.name);
-	}
+	if (dm_gpio_is_valid(&host->pwr_gpio))
+		dm_gpio_set_value(&host->pwr_gpio, 1);
 
 	memset(&host->cfg, 0, sizeof(host->cfg));
 
@@ -571,7 +559,7 @@ static int do_mmc_init(int dev_index)
 		host->cfg.host_caps |= MMC_MODE_8BIT;
 	if (host->width >= 4)
 		host->cfg.host_caps |= MMC_MODE_4BIT;
-	host->cfg.host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_HC;
+	host->cfg.host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
 
 	/*
 	 * min freq is for card identification, and is the highest
@@ -585,6 +573,7 @@ static int do_mmc_init(int dev_index)
 	host->cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
 
 	mmc = mmc_create(&host->cfg, host);
+	mmc->block_dev.removable = removable;
 	if (mmc == NULL)
 		return -1;
 
@@ -598,7 +587,8 @@ static int do_mmc_init(int dev_index)
  * @param node		Device index (0-3)
  * @param host		Structure to fill in (reg, width, mmc_id)
  */
-static int mmc_get_config(const void *blob, int node, struct mmc_host *host)
+static int mmc_get_config(const void *blob, int node, struct mmc_host *host,
+			  bool *removablep)
 {
 	debug("%s: node = %d\n", __func__, node);
 
@@ -625,9 +615,13 @@ static int mmc_get_config(const void *blob, int node, struct mmc_host *host)
 		debug("%s: no sdmmc width found\n", __func__);
 
 	/* These GPIOs are optional */
-	fdtdec_decode_gpio(blob, node, "cd-gpios", &host->cd_gpio);
-	fdtdec_decode_gpio(blob, node, "wp-gpios", &host->wp_gpio);
-	fdtdec_decode_gpio(blob, node, "power-gpios", &host->pwr_gpio);
+	gpio_request_by_name_nodev(blob, node, "cd-gpios", 0, &host->cd_gpio,
+				   GPIOD_IS_IN);
+	gpio_request_by_name_nodev(blob, node, "wp-gpios", 0, &host->wp_gpio,
+				   GPIOD_IS_IN);
+	gpio_request_by_name_nodev(blob, node, "power-gpios", 0,
+				   &host->pwr_gpio, GPIOD_IS_OUT);
+	*removablep = !fdtdec_get_bool(blob, node, "non-removable");
 
 	debug("%s: found controller at %p, width = %d, periph_id = %d\n",
 		__func__, host->reg, host->width, host->mmc_id);
@@ -645,6 +639,7 @@ static int mmc_get_config(const void *blob, int node, struct mmc_host *host)
 static int process_nodes(const void *blob, int node_list[], int count)
 {
 	struct mmc_host *host;
+	bool removable;
 	int i, node;
 
 	debug("%s: count = %d\n", __func__, count);
@@ -658,11 +653,11 @@ static int process_nodes(const void *blob, int node_list[], int count)
 		host = &mmc_host[i];
 		host->id = i;
 
-		if (mmc_get_config(blob, node, host)) {
+		if (mmc_get_config(blob, node, host, &removable)) {
 			printf("%s: failed to decode dev %d\n",	__func__, i);
 			return -1;
 		}
-		do_mmc_init(i);
+		do_mmc_init(i, removable);
 	}
 	return 0;
 }