Add code to reset all reset signals as in mmc DT node. A reset property
is an optional feature, so only print out a warning and do not fail if a
reset property is not present.
If a reset property is discovered, then use it to deassert, thus
bringing the IP out of reset.
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
#include <linux/libfdt.h>
#include <linux/err.h>
#include <malloc.h>
#include <linux/libfdt.h>
#include <linux/err.h>
#include <malloc.h>
+static void socfpga_dwmci_reset(struct udevice *dev)
+{
+ struct reset_ctl_bulk reset_bulk;
+ int ret;
+
+ ret = reset_get_bulk(dev, &reset_bulk);
+ if (ret) {
+ dev_warn(dev, "Can't get reset: %d\n", ret);
+ return;
+ }
+
+ reset_deassert_bulk(&reset_bulk);
+}
+
static void socfpga_dwmci_clksel(struct dwmci_host *host)
{
struct dwmci_socfpga_priv_data *priv = host->priv;
static void socfpga_dwmci_clksel(struct dwmci_host *host)
{
struct dwmci_socfpga_priv_data *priv = host->priv;
struct dwmci_socfpga_priv_data *priv = dev_get_priv(dev);
struct dwmci_host *host = &priv->host;
struct dwmci_socfpga_priv_data *priv = dev_get_priv(dev);
struct dwmci_host *host = &priv->host;
+ socfpga_dwmci_reset(dev);
+
#ifdef CONFIG_BLK
dwmci_setup_cfg(&plat->cfg, host, host->bus_hz, 400000);
host->mmc = &plat->mmc;
#ifdef CONFIG_BLK
dwmci_setup_cfg(&plat->cfg, host, host->bus_hz, 400000);
host->mmc = &plat->mmc;