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rockchip: sdhci: rk3399: update driver to support of-platdata 

Change some API in order to enable of-platdata.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Added rockchip tag:
Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Kever Yang 2017-02-13 17:38:57 +08:00 committed by Simon Glass
parent 5ae2fd9724
commit c2868212bb
1 changed files with 16 additions and 1 deletions
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17
drivers/mmc/rockchip_sdhci.c
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@ -8,9 +8,11 @@
#include <common.h>
#include <dm.h>
#include <dt-structs.h>
#include <fdtdec.h>
#include <libfdt.h>
#include <malloc.h>
#include <mapmem.h>
#include <sdhci.h>
#include <clk.h>
@ -19,6 +21,9 @@ DECLARE_GLOBAL_DATA_PTR;
#define EMMC_MIN_FREQ 400000
struct rockchip_sdhc_plat {
#if CONFIG_IS_ENABLED(OF_PLATDATA)
struct dtd_rockchip_rk3399_sdhci_5_1 dtplat;
#endif
struct mmc_config cfg;
struct mmc mmc;
};
@ -37,10 +42,18 @@ static int arasan_sdhci_probe(struct udevice *dev)
int max_frequency, ret;
struct clk clk;
#if CONFIG_IS_ENABLED(OF_PLATDATA)
struct dtd_rockchip_rk3399_sdhci_5_1 *dtplat = &plat->dtplat;
host->name = dev->name;
host->ioaddr = map_sysmem(dtplat->reg[1], dtplat->reg[3]);
max_frequency = dtplat->max_frequency;
ret = clk_get_by_index_platdata(dev, 0, dtplat->clocks, &clk);
#else
max_frequency = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
"max-frequency", 0);
ret = clk_get_by_index(dev, 0, &clk);
#endif
if (!ret) {
ret = clk_set_rate(&clk, max_frequency);
if (IS_ERR_VALUE(ret))
@ -66,10 +79,12 @@ static int arasan_sdhci_probe(struct udevice *dev)
static int arasan_sdhci_ofdata_to_platdata(struct udevice *dev)
{
#if !CONFIG_IS_ENABLED(OF_PLATDATA)
struct sdhci_host *host = dev_get_priv(dev);
host->name = dev->name;
host->ioaddr = dev_get_addr_ptr(dev);
#endif
return 0;
}
@ -87,7 +102,7 @@ static const struct udevice_id arasan_sdhci_ids[] = {
};
U_BOOT_DRIVER(arasan_sdhci_drv) = {
.name = "arasan_sdhci",
.name = "rockchip_rk3399_sdhci_5_1",
.id = UCLASS_MMC,
.of_match = arasan_sdhci_ids,
.ofdata_to_platdata = arasan_sdhci_ofdata_to_platdata,