* [U-Boot] [PATCH] rockchip: ARM64: puma-rk3399: get DRAM size from DMC init
@ 2017-04-28 15:31 Philipp Tomsich
2017-04-30 3:48 ` Simon Glass
0 siblings, 1 reply; 3+ messages in thread
From: Philipp Tomsich @ 2017-04-28 15:31 UTC (permalink / raw)
To: u-boot
With the RK3399 DRAM controller (DMC) driver providing all the
infrastructure, retrieve the DRAM size from the DMC init in the
board-specific code (instead of hard-coding) for the RK3399-Q7 (Puma).
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
---
board/theobroma-systems/puma_rk3399/puma-rk3399.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/board/theobroma-systems/puma_rk3399/puma-rk3399.c b/board/theobroma-systems/puma_rk3399/puma-rk3399.c
index fb4d31e..27386dd 100644
--- a/board/theobroma-systems/puma_rk3399/puma-rk3399.c
+++ b/board/theobroma-systems/puma_rk3399/puma-rk3399.c
@@ -9,6 +9,7 @@
#include <dm/uclass-internal.h>
#include <asm/arch/periph.h>
#include <power/regulator.h>
+#include <ram.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -57,7 +58,23 @@ 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;
}
--
1.9.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH] rockchip: ARM64: puma-rk3399: get DRAM size from DMC init
2017-04-28 15:31 [U-Boot] [PATCH] rockchip: ARM64: puma-rk3399: get DRAM size from DMC init Philipp Tomsich
@ 2017-04-30 3:48 ` Simon Glass
2017-05-02 11:12 ` sjg at google.com
0 siblings, 1 reply; 3+ messages in thread
From: Simon Glass @ 2017-04-30 3:48 UTC (permalink / raw)
To: u-boot
On 28 April 2017 at 09:31, Philipp Tomsich
<philipp.tomsich@theobroma-systems.com> wrote:
> With the RK3399 DRAM controller (DMC) driver providing all the
> infrastructure, retrieve the DRAM size from the DMC init in the
> board-specific code (instead of hard-coding) for the RK3399-Q7 (Puma).
>
> Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
> ---
>
> board/theobroma-systems/puma_rk3399/puma-rk3399.c | 19 ++++++++++++++++++-
> 1 file changed, 18 insertions(+), 1 deletion(-)
>
Reviewed-by: Simon Glass <sjg@chromium.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* [U-Boot] [PATCH] rockchip: ARM64: puma-rk3399: get DRAM size from DMC init
2017-04-30 3:48 ` Simon Glass
@ 2017-05-02 11:12 ` sjg at google.com
0 siblings, 0 replies; 3+ messages in thread
From: sjg at google.com @ 2017-05-02 11:12 UTC (permalink / raw)
To: u-boot
On 28 April 2017 at 09:31, Philipp Tomsich
<philipp.tomsich@theobroma-systems.com> wrote:
> With the RK3399 DRAM controller (DMC) driver providing all the
> infrastructure, retrieve the DRAM size from the DMC init in the
> board-specific code (instead of hard-coding) for the RK3399-Q7 (Puma).
>
> Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
> ---
>
> board/theobroma-systems/puma_rk3399/puma-rk3399.c | 19 ++++++++++++++++++-
> 1 file changed, 18 insertions(+), 1 deletion(-)
>
Reviewed-by: Simon Glass <sjg@chromium.org>
Applied to u-boot-rockchip/next, thanks!
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2017-05-02 11:12 UTC | newest]
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2017-04-28 15:31 [U-Boot] [PATCH] rockchip: ARM64: puma-rk3399: get DRAM size from DMC init Philipp Tomsich
2017-04-30 3:48 ` Simon Glass
2017-05-02 11:12 ` sjg at google.com
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