* (C) Copyright 2009 SAMSUNG Electronics
* Minkyu Kang <mk7.kang@samsung.com>
* Jaehoon Chung <jh80.chung@samsung.com>
- * Portions Copyright 2011-2013 NVIDIA Corporation
+ * Portions Copyright 2011-2015 NVIDIA Corporation
*
* SPDX-License-Identifier: GPL-2.0+
*/
struct mmc_host mmc_host[CONFIG_SYS_MMC_MAX_DEVICE];
-#ifndef CONFIG_OF_CONTROL
+#if !CONFIG_IS_ENABLED(OF_CONTROL)
#error "Please enable device tree support to use this driver"
#endif
bbstate->bounce_buffer, bbstate->user_buffer, data->blocks,
data->blocksize);
- writel((u32)bbstate->bounce_buffer, &host->reg->sysad);
+ writel((u32)(unsigned long)bbstate->bounce_buffer, &host->reg->sysad);
/*
* DMASEL[4:3]
* 00 = Selects SDMA
if (cmd->resp_type & MMC_RSP_136) {
/* CRC is stripped so we need to do some shifting. */
for (i = 0; i < 4; i++) {
- unsigned int offset =
- (unsigned int)(&host->reg->rspreg3 - i);
+ unsigned long offset =
+ (unsigned long)(&host->reg->rspreg3 - i);
cmd->response[i] = readl(offset) << 8;
if (i != 3) {
.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;
struct mmc *mmc;
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;
* @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);
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);
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);
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;
}
const void *blob = gd->fdt_blob;
debug("%s entry\n", __func__);
+ /* See if any Tegra210 MMC controllers are present */
+ count = fdtdec_find_aliases_for_id(blob, "sdhci",
+ COMPAT_NVIDIA_TEGRA210_SDMMC, node_list,
+ CONFIG_SYS_MMC_MAX_DEVICE);
+ debug("%s: count of Tegra210 sdhci nodes is %d\n", __func__, count);
+ if (process_nodes(blob, node_list, count)) {
+ printf("%s: Error processing T30 mmc node(s)!\n", __func__);
+ return;
+ }
+
/* See if any Tegra124 MMC controllers are present */
count = fdtdec_find_aliases_for_id(blob, "sdhci",
COMPAT_NVIDIA_TEGRA124_SDMMC, node_list,