rockchip: rv1108: add ofdata_to_platdata() method for driver
authorKever Yang <kever.yang@rock-chips.com>
Tue, 24 Apr 2018 03:27:08 +0000 (11:27 +0800)
committerPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>
Wed, 25 Apr 2018 20:20:07 +0000 (22:20 +0200)
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>
drivers/clk/rockchip/clk_rv1108.c

index 958fc78592648223de4636e6951cf63fa0312f4e..42341a856605841900e2c38f66661565d936eadb 100644 (file)
@@ -209,12 +209,19 @@ static void rkclk_init(struct rv1108_cru *cru)
        printf("APLL: %d DPLL:%d GPLL:%d\n", apll, dpll, gpll);
 }
 
-static int rv1108_clk_probe(struct udevice *dev)
+static int rv1108_clk_ofdata_to_platdata(struct udevice *dev)
 {
        struct rv1108_clk_priv *priv = dev_get_priv(dev);
 
        priv->cru = dev_read_addr_ptr(dev);
 
+       return 0;
+}
+
+static int rv1108_clk_probe(struct udevice *dev)
+{
+       struct rv1108_clk_priv *priv = dev_get_priv(dev);
+
        rkclk_init(priv->cru);
 
        return 0;
@@ -260,6 +267,7 @@ U_BOOT_DRIVER(clk_rv1108) = {
        .id             = UCLASS_CLK,
        .of_match       = rv1108_clk_ids,
        .priv_auto_alloc_size = sizeof(struct rv1108_clk_priv),
+       .ofdata_to_platdata = rv1108_clk_ofdata_to_platdata,
        .ops            = &rv1108_clk_ops,
        .bind           = rv1108_clk_bind,
        .probe          = rv1108_clk_probe,