This patch add a dummy clock "clk_null" to be the root clock of clocks whose parents are not contained in CCF clock tree. Signed-off-by: James Liao <jamesjj.liao@xxxxxxxxxxxx> --- drivers/clk/mediatek/clk-mt8173.c | 5 +++++ include/dt-bindings/clock/mt8173-clk.h | 1 + 2 files changed, 6 insertions(+) diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c index 4b9e04c..c81bd72 100644 --- a/drivers/clk/mediatek/clk-mt8173.c +++ b/drivers/clk/mediatek/clk-mt8173.c @@ -24,6 +24,10 @@ static DEFINE_SPINLOCK(mt8173_clk_lock); +static const struct mtk_root_clk root_clks[] __initconst = { + ROOT_CLK(CLK_TOP_NULL, "clk_null", 0), +}; + static const struct mtk_fixed_factor root_clk_alias[] __initconst = { FACTOR(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", "clk_null", 1, 1), FACTOR(CLK_TOP_DPI, "dpi_ck", "clk_null", 1, 1), @@ -714,6 +718,7 @@ static void __init mtk_topckgen_init(struct device_node *node) clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); + mtk_clk_register_root_clks(root_clks, ARRAY_SIZE(root_clks), clk_data); mtk_clk_register_factors(root_clk_alias, ARRAY_SIZE(root_clk_alias), clk_data); mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base, diff --git a/include/dt-bindings/clock/mt8173-clk.h b/include/dt-bindings/clock/mt8173-clk.h index 4ad76ed..e91e9b8 100644 --- a/include/dt-bindings/clock/mt8173-clk.h +++ b/include/dt-bindings/clock/mt8173-clk.h @@ -17,6 +17,7 @@ /* TOPCKGEN */ +#define CLK_TOP_NULL 0 #define CLK_TOP_CLKPH_MCK_O 1 #define CLK_TOP_DPI 2 #define CLK_TOP_USB_SYSPLL_125M 3 -- 1.8.1.1.dirty -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html