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clk: rockchip: rk3288: add cru regs dump for panic

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Add cru regs dump when system panic.
It's just for debug.

Change-Id: I86ff4f12ed932431d131d22a307360418e2e9f40
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
This commit is contained in:
Elaine Zhang
2019-03-26 15:34:07 +08:00
committed by Tao Huang
parent e952ee0800
commit 080a0407fb
1 changed files with 13 additions and 0 deletions
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13
drivers/clk/rockchip/clk-rk3288.c
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@@ -936,6 +936,16 @@ static struct syscore_ops rk3288_clk_syscore_ops = {
.resume = rk3288_clk_resume,
};
static void rk3288_dump_cru(void)
{
if (rk3288_cru_base) {
pr_warn("CRU:\n");
print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET,
32, 4, rk3288_cru_base,
0x21c, false);
}
}
static void __init rk3288_common_init(struct device_node *np,
enum rk3288_variant soc)
{
@@ -986,6 +996,9 @@ static void __init rk3288_common_init(struct device_node *np,
register_syscore_ops(&rk3288_clk_syscore_ops);
rockchip_clk_of_add_provider(np, ctx);
if (!rk_dump_cru)
rk_dump_cru = rk3288_dump_cru;
}
static void __init rk3288_clk_init(struct device_node *np)