[U-Boot] [PATCH 1/3] bmips: ram: add an option to force the size of the ram

This adds an option to force the size of the ram, and avoid the detection of ram size.

Signed-off-by: Philippe Reynes philippe.reynes@softathome.com --- drivers/ram/bmips_ram.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/ram/bmips_ram.c b/drivers/ram/bmips_ram.c index cc37dfa..b5f19c9 100644 --- a/drivers/ram/bmips_ram.c +++ b/drivers/ram/bmips_ram.c @@ -43,6 +43,7 @@ struct bmips_ram_hw {

struct bmips_ram_priv { void __iomem *regs; + u32 force_size; const struct bmips_ram_hw *hw; };

@@ -104,7 +105,10 @@ static int bmips_ram_get_info(struct udevice *dev, struct ram_info *info) const struct bmips_ram_hw *hw = priv->hw;

info->base = 0x80000000; - info->size = hw->get_ram_size(priv); + if (priv->force_size) + info->size = priv->force_size; + else + info->size = hw->get_ram_size(priv);

return 0; } @@ -155,6 +159,8 @@ static int bmips_ram_probe(struct udevice *dev) if (!priv->regs) return -EINVAL;

+ dev_read_u32(dev, "force-size", &priv->force_size); + priv->hw = hw;

return 0;