rockchip: rk3128: add ofdata_to_platdata() method for driver

Parse of data in dedicated api instead of in probe().

The clk_set_rate() may be called before the clk driver is probed,
after core support set default clock.
This patch fix system abort issue since:
f4fcba5 clk: implement clk_set_defaults()

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-sytems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-sytems.com>

diff --git a/drivers/clk/rockchip/clk_rk3128.c b/drivers/clk/rockchip/clk_rk3128.c
index 132d50dda3877c368494c4c1d2475dab30dcca42..7b479e79bb4928e2143ce766caa35aaee068432e 100644 (file)
--- a/drivers/clk/rockchip/clk_rk3128.c
+++ b/drivers/clk/rockchip/clk_rk3128.c
@@ -546,11 +546,19 @@ static struct clk_ops rk3128_clk_ops = {
        .set_rate       = rk3128_clk_set_rate,
 };
 
+static int rk3128_clk_ofdata_to_platdata(struct udevice *dev)
+{
+       struct rk3128_clk_priv *priv = dev_get_priv(dev);
+
+       priv->cru = dev_read_addr_ptr(dev);
+
+       return 0;
+}
+
 static int rk3128_clk_probe(struct udevice *dev)
 {
        struct rk3128_clk_priv *priv = dev_get_priv(dev);
 
-       priv->cru = (struct rk3128_cru *)dev_read_addr(dev);
        rkclk_init(priv->cru);
 
        return 0;
@@ -590,6 +598,7 @@ U_BOOT_DRIVER(rockchip_rk3128_cru) = {
        .id             = UCLASS_CLK,
        .of_match       = rk3128_clk_ids,
        .priv_auto_alloc_size = sizeof(struct rk3128_clk_priv),
+       .ofdata_to_platdata = rk3128_clk_ofdata_to_platdata,
        .ops            = &rk3128_clk_ops,
        .bind           = rk3128_clk_bind,
        .probe          = rk3128_clk_probe,