From: dillon min <dillon.min...@gmail.com>
as store stm32f4_rcc_register_pll return to the wrong offset of clks,
so ltdc gate clk is null. need change clks[PLL_VCO_SAI] to clks[PLL_SAI]
add CLK_IGNORE_UNUSED for ltdc to make sure clk not be freed by
clk_disable_unused
Signed-off-by: dillon min <dillon.min...@gmail.com>
---
drivers/clk/clk-stm32f4.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c
index 18117ce..0ba73de 100644
--- a/drivers/clk/clk-stm32f4.c
+++ b/drivers/clk/clk-stm32f4.c
@@ -129,7 +129,8 @@ static const struct stm32f4_gate_data stm32f429_gates[]
__initconst = {
{ STM32F4_RCC_APB2ENR, 20, "spi5", "apb2_div" },
{ STM32F4_RCC_APB2ENR, 21, "spi6", "apb2_div" },
{ STM32F4_RCC_APB2ENR, 22, "sai1", "apb2_div" },
- { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div" },
+ { STM32F4_RCC_APB2ENR, 26, "ltdc", "apb2_div",
+ CLK_IGNORE_UNUSED },
};
static const struct stm32f4_gate_data stm32f469_gates[] __initconst = {
@@ -1757,7 +1758,7 @@ static void __init stm32f4_rcc_init(struct device_node
*np)
clks[PLL_VCO_I2S] = stm32f4_rcc_register_pll("vco_in",
&data->pll_data[1], &stm32f4_clk_lock);
- clks[PLL_VCO_SAI] = stm32f4_rcc_register_pll("vco_in",
+ clks[PLL_SAI] = stm32f4_rcc_register_pll("vco_in",
&data->pll_data[2], &stm32f4_clk_lock);
for (n = 0; n < MAX_POST_DIV; n++) {
--
2.7.4
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