mmc: fsl_esdhc: support i.MX7ULP

Add compatible property for i.MX7ULP.
Add a weak init_usdhc_clk function, i.MX7ULP use this to init the clock.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by : Stefano Babic <sbabic@denx.de>
This commit is contained in:
Peng Fan 2017-02-22 16:21:55 +08:00 committed by Stefano Babic
parent fa2f20d3c0
commit b60f14574e

View File

@ -949,6 +949,10 @@ void fdt_fixup_esdhc(void *blob, bd_t *bd)
#ifdef CONFIG_DM_MMC
#include <asm/arch/clock.h>
__weak void init_clk_usdhc(u32 index)
{
}
static int fsl_esdhc_probe(struct udevice *dev)
{
struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
@ -1011,6 +1015,9 @@ static int fsl_esdhc_probe(struct udevice *dev)
* correctly get the seq as 2 and 3, then let mxc_get_clock
* work as expected.
*/
init_clk_usdhc(dev->seq);
priv->sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK + dev->seq);
if (priv->sdhc_clk <= 0) {
dev_err(dev, "Unable to get clk for %s\n", dev->name);
@ -1035,6 +1042,7 @@ static const struct udevice_id fsl_esdhc_ids[] = {
{ .compatible = "fsl,imx6sl-usdhc", },
{ .compatible = "fsl,imx6q-usdhc", },
{ .compatible = "fsl,imx7d-usdhc", },
{ .compatible = "fsl,imx7ulp-usdhc", },
{ .compatible = "fsl,esdhc", },
{ /* sentinel */ }
};