clk: spacemit: fix sspax_clk

Hardware Requirement:

BIT[3] of this register must be set if need to select i2s_bclk as
SSPA parent clock, to solve this, introduces a new SSPAx_I2S_BCLK
clock as the virtual gate clock.

Fixes: 1b72c59db0add ("clk: spacemit: Add clock support for SpacemiT K1 SoC")
Suggested-by: Yao Zi <[e-mail]>
Reviewed-by: Haylen Chu <[e-mail]>
Signed-off-by: Troy Mitchell <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Yixun Lan <[e-mail]>

drivers/clk/spacemit/ccu-k1.c

···
 
 CCU_GATE_DEFINE(onewire_clk, CCU_PARENT_NAME(vctcxo_24m), APBC_ONEWIRE_CLK_RST, BIT(1), 0);
 
-static const struct clk_parent_data sspa_parents[] = {
+/*
+ * When i2s_bclk is selected as the parent clock of sspa,
+ * the hardware requires bit3 to be set
+ */
+CCU_GATE_DEFINE(sspa0_i2s_bclk, CCU_PARENT_HW(i2s_bclk), APBC_SSPA0_CLK_RST, BIT(3), 0);
+CCU_GATE_DEFINE(sspa1_i2s_bclk, CCU_PARENT_HW(i2s_bclk), APBC_SSPA1_CLK_RST, BIT(3), 0);
+
+static const struct clk_parent_data sspa0_parents[] = {
 	CCU_PARENT_HW(pll1_d384_6p4),
 	CCU_PARENT_HW(pll1_d192_12p8),
 	CCU_PARENT_HW(pll1_d96_25p6),
···
 	CCU_PARENT_HW(pll1_d768_3p2),
 	CCU_PARENT_HW(pll1_d1536_1p6),
 	CCU_PARENT_HW(pll1_d3072_0p8),
-	CCU_PARENT_HW(i2s_bclk),
+	CCU_PARENT_HW(sspa0_i2s_bclk),
 };
-CCU_MUX_GATE_DEFINE(sspa0_clk, sspa_parents, APBC_SSPA0_CLK_RST, 4, 3, BIT(1), 0);
-CCU_MUX_GATE_DEFINE(sspa1_clk, sspa_parents, APBC_SSPA1_CLK_RST, 4, 3, BIT(1), 0);
+CCU_MUX_GATE_DEFINE(sspa0_clk, sspa0_parents, APBC_SSPA0_CLK_RST, 4, 3, BIT(1), 0);
+
+static const struct clk_parent_data sspa1_parents[] = {
+	CCU_PARENT_HW(pll1_d384_6p4),
+	CCU_PARENT_HW(pll1_d192_12p8),
+	CCU_PARENT_HW(pll1_d96_25p6),
+	CCU_PARENT_HW(pll1_d48_51p2),
+	CCU_PARENT_HW(pll1_d768_3p2),
+	CCU_PARENT_HW(pll1_d1536_1p6),
+	CCU_PARENT_HW(pll1_d3072_0p8),
+	CCU_PARENT_HW(sspa1_i2s_bclk),
+};
+CCU_MUX_GATE_DEFINE(sspa1_clk, sspa1_parents, APBC_SSPA1_CLK_RST, 4, 3, BIT(1), 0);
+
 CCU_GATE_DEFINE(dro_clk, CCU_PARENT_HW(apb_clk), APBC_DRO_CLK_RST, BIT(1), 0);
 CCU_GATE_DEFINE(ir_clk, CCU_PARENT_HW(apb_clk), APBC_IR_CLK_RST, BIT(1), 0);
 CCU_GATE_DEFINE(tsen_clk, CCU_PARENT_HW(apb_clk), APBC_TSEN_CLK_RST, BIT(1), 0);
···
 	[CLK_SSPA1_BUS]		= &sspa1_bus_clk.common.hw,
 	[CLK_TSEN_BUS]		= &tsen_bus_clk.common.hw,
 	[CLK_IPC_AP2AUD_BUS]	= &ipc_ap2aud_bus_clk.common.hw,
+	[CLK_SSPA0_I2S_BCLK]	= &sspa0_i2s_bclk.common.hw,
+	[CLK_SSPA1_I2S_BCLK]	= &sspa1_i2s_bclk.common.hw,
 };
 
 static const struct spacemit_ccu_data k1_ccu_apbc_data = {