[U-Boot] [PATCH v2 4/9] sdhci: rk3399: update driver to support of-platdata
Kever Yang
kever.yang at rock-chips.com
Mon Feb 13 09:38:57 UTC 2017
Change some API in order to enable of-platdata.
Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---
Changes in v2: None
Changes in v1: None
drivers/mmc/rockchip_sdhci.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c
index e33e35e..1ea5db4 100644
--- a/drivers/mmc/rockchip_sdhci.c
+++ b/drivers/mmc/rockchip_sdhci.c
@@ -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,
"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,
--
1.9.1
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