diff options
| -rw-r--r-- | drivers/clk/imx/clk-imx8mm.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index d05e14e57e9a..a835ddb51adc 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -395,6 +395,32 @@ static const char *imx8mm_clko1_sels[] = {"osc_24m", "sys_pll1_800m", "osc_27m", static struct clk *clks[IMX8MM_CLK_END]; static struct clk_onecell_data clk_data; +static int __init imx_clk_init_on(struct device_node *np, + struct clk * const clks[]) +{ + u32 *array; + int i, ret, elems; + + elems = of_property_count_u32_elems(np, "init-on-array"); + if (elems < 0) + return elems; + array = kcalloc(elems, sizeof(elems), GFP_KERNEL); + if (IS_ERR_OR_NULL(array)) + return PTR_ERR(array); + + ret = of_property_read_u32_array(np, "init-on-array", array, elems); + if (ret) + return ret; + + for (i = 0; i < elems; i++) { + ret = clk_prepare_enable(clks[array[i]]); + if (ret) + pr_err("clk_prepare_enable failed %d\n", array[i]); + } + + return 0; +} + static void __init imx8mm_clocks_init(struct device_node *ccm_node) { struct device_node *np; @@ -917,8 +943,10 @@ static void __init imx8mm_clocks_init(struct device_node *ccm_node) clk_data.clk_num = ARRAY_SIZE(clks); of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); - for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) - clk_prepare_enable(clks[clks_init_on[i]]); + if (imx_clk_init_on(ccm_node, clks)) { + for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) + clk_prepare_enable(clks[clks_init_on[i]]); + } clk_set_parent(clks[IMX8MM_CLK_AUDIO_AHB_SRC], clks[IMX8MM_SYS_PLL1_800M]); |