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rockchip: rk3399: use actual dram size

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Since our sdram driver is ready, we can use the actual size
instead of hard code.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Kever Yang 2017-04-19 16:01:14 +08:00 committed by Simon Glass
parent 7474bbe857
commit 76e1693b9b
2 changed files with 22 additions and 5 deletions
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8
arch/arm/mach-rockchip/rk3399/sdram_rk3399.c
View File

@ -1280,6 +1280,8 @@ static int rk3399_dmc_probe(struct udevice *dev)
priv->pmugrf = syscon_get_first_range(ROCKCHIP_SYSCON_PMUGRF);
debug("%s: pmugrf=%p\n", __func__, priv->pmugrf);
priv->info.base = 0;
priv->info.size = sdram_size_mb(priv) << 20;
#endif
return 0;
}
@ -1288,9 +1290,7 @@ static int rk3399_dmc_get_info(struct udevice *dev, struct ram_info *info)
{
struct dram_info *priv = dev_get_priv(dev);
info = &priv->info;
priv->info.base = 0;
priv->info.size = sdram_size_mb(priv) << 20;
*info = priv->info;
return 0;
}
@ -1314,8 +1314,8 @@ U_BOOT_DRIVER(dmc_rk3399) = {
.ofdata_to_platdata = rk3399_dmc_ofdata_to_platdata,
#endif
.probe = rk3399_dmc_probe,
#ifdef CONFIG_SPL_BUILD
.priv_auto_alloc_size = sizeof(struct dram_info),
#ifdef CONFIG_SPL_BUILD
.platdata_auto_alloc_size = sizeof(struct rockchip_dmc_plat),
#endif
};

19
board/rockchip/evb_rk3399/evb-rk3399.c
View File

@ -5,6 +5,7 @@
*/
#include <common.h>
#include <dm.h>
#include <ram.h>
#include <dm/pinctrl.h>
#include <dm/uclass-internal.h>
#include <asm/arch/periph.h>
@ -62,7 +63,23 @@ out:
int dram_init(void)
{
gd->ram_size = 0x80000000;
struct ram_info ram;
struct udevice *dev;
int ret;
ret = uclass_get_device(UCLASS_RAM, 0, &dev);
if (ret) {
debug("DRAM init failed: %d\n", ret);
return ret;
}
ret = ram_get_info(dev, &ram);
if (ret) {
debug("Cannot get DRAM size: %d\n", ret);
return ret;
}
debug("SDRAM base=%llx, size=%x\n", ram.base, (unsigned int)ram.size);
gd->ram_size = ram.size;
return 0;
}