[PATCH 9/9] clk: pistachio: Correct critical clock list

From: Ezequiel Garcia
Date: Thu May 21 2015 - 20:04:19 EST


From: Damien Horsley <Damien.Horsley@xxxxxxxxxx>

Correct the critical clock list. The current one is wrong, and may
fail under some circumstances.

Signed-off-by: Damien Horsley <Damien.Horsley@xxxxxxxxxx>
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@xxxxxxxxxx>
---
drivers/clk/pistachio/clk-pistachio.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/pistachio/clk-pistachio.c b/drivers/clk/pistachio/clk-pistachio.c
index 0ac7429..5fc617b 100644
--- a/drivers/clk/pistachio/clk-pistachio.c
+++ b/drivers/clk/pistachio/clk-pistachio.c
@@ -171,9 +171,15 @@ PNAME(mux_debug) = { "mips_pll_mux", "rpu_v_pll_mux",
"wifi_pll_mux", "bt_pll_mux" };
static u32 mux_debug_idx[] = { 0x0, 0x1, 0x2, 0x4, 0x8, 0x10 };

-static unsigned int pistachio_critical_clks[] __initdata = {
+static unsigned int pistachio_critical_clks_core[] __initdata = {
CLK_MIPS,
- CLK_PERIPH_SYS,
+};
+
+static unsigned int pistachio_critical_clks_sys[] __initdata = {
+ PERIPH_CLK_SYS,
+ PERIPH_CLK_SYS_BUS,
+ PERIPH_CLK_DDR,
+ PERIPH_CLK_ROM,
};

static void __init pistachio_clk_init(struct device_node *np)
@@ -205,8 +211,8 @@ static void __init pistachio_clk_init(struct device_node *np)

pistachio_clk_register_provider(p);

- pistachio_clk_force_enable(p, pistachio_critical_clks,
- ARRAY_SIZE(pistachio_critical_clks));
+ pistachio_clk_force_enable(p, pistachio_critical_clks_core,
+ ARRAY_SIZE(pistachio_critical_clks_core));
}
CLK_OF_DECLARE(pistachio_clk, "img,pistachio-clk", pistachio_clk_init);

@@ -273,6 +279,9 @@ static void __init pistachio_clk_periph_init(struct device_node *np)
ARRAY_SIZE(pistachio_periph_gates));

pistachio_clk_register_provider(p);
+
+ pistachio_clk_force_enable(p, pistachio_critical_clks_sys,
+ ARRAY_SIZE(pistachio_critical_clks_sys));
}
CLK_OF_DECLARE(pistachio_clk_periph, "img,pistachio-clk-periph",
pistachio_clk_periph_init);
--
2.3.3

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