[PATCH v2 04/13] clk: mediatek: mt7988: convert to struct mtk_parent

David Lechner dlechner at baylibre.com
Mon Mar 9 22:27:39 CET 2026


Convert all parent clock arrays to use struct mtk_parent. This will
allow us to simplify core code later by having only one possible data
type for mux parent arrays.

Signed-off-by: David Lechner <dlechner at baylibre.com>
---
 drivers/clk/mediatek/clk-mt7988.c | 74 ++++++++++++++++++++++++++-------------
 1 file changed, 49 insertions(+), 25 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt7988.c b/drivers/clk/mediatek/clk-mt7988.c
index 943f85e701e..38a5c20035d 100644
--- a/drivers/clk/mediatek/clk-mt7988.c
+++ b/drivers/clk/mediatek/clk-mt7988.c
@@ -444,51 +444,75 @@ static const struct mtk_composite topckgen_mtk_muxes[] = {
 };
 
 /* INFRASYS MUX PARENTS */
-static const int infra_mux_uart0_parents[] = { CLK_TOP_INFRA_F26M_SEL,
-					       CLK_TOP_UART_SEL };
+static const struct mtk_parent infra_mux_uart0_parents[] = {
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_UART_SEL),
+};
 
-static const int infra_mux_uart1_parents[] = { CLK_TOP_INFRA_F26M_SEL,
-					       CLK_TOP_UART_SEL };
+static const struct mtk_parent infra_mux_uart1_parents[] = {
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_UART_SEL),
+};
 
-static const int infra_mux_uart2_parents[] = { CLK_TOP_INFRA_F26M_SEL,
-					       CLK_TOP_UART_SEL };
+static const struct mtk_parent infra_mux_uart2_parents[] = {
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_UART_SEL),
+};
 
-static const int infra_mux_spi0_parents[] = { CLK_TOP_I2C_SEL, CLK_TOP_SPI_SEL };
+static const struct mtk_parent infra_mux_spi0_parents[] = {
+	TOP_PARENT(CLK_TOP_I2C_SEL),
+	TOP_PARENT(CLK_TOP_SPI_SEL),
+};
 
-static const int infra_mux_spi1_parents[] = { CLK_TOP_I2C_SEL, CLK_TOP_SPIM_MST_SEL };
+static const struct mtk_parent infra_mux_spi1_parents[] = {
+	TOP_PARENT(CLK_TOP_I2C_SEL),
+	TOP_PARENT(CLK_TOP_SPIM_MST_SEL),
+};
 
-static const int infra_pwm_bck_parents[] = { CLK_TOP_RTC_32P7K,
-					     CLK_TOP_INFRA_F26M_SEL, CLK_TOP_SYSAXI_SEL,
-					     CLK_TOP_PWM_SEL };
+static const struct mtk_parent infra_pwm_bck_parents[] = {
+	TOP_PARENT(CLK_TOP_RTC_32P7K),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_SYSAXI_SEL),
+	TOP_PARENT(CLK_TOP_PWM_SEL),
+};
 
-static const int infra_pcie_gfmux_tl_ck_o_p0_parents[] = {
-	CLK_TOP_RTC_32P7K, CLK_TOP_INFRA_F26M_SEL, CLK_TOP_INFRA_F26M_SEL,
-	CLK_TOP_PEXTP_TL_SEL
+static const struct mtk_parent infra_pcie_gfmux_tl_ck_o_p0_parents[] = {
+	TOP_PARENT(CLK_TOP_RTC_32P7K),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_PEXTP_TL_SEL),
 };
 
-static const int infra_pcie_gfmux_tl_ck_o_p1_parents[] = {
-	CLK_TOP_RTC_32P7K, CLK_TOP_INFRA_F26M_SEL, CLK_TOP_INFRA_F26M_SEL,
-	CLK_TOP_PEXTP_TL_P1_SEL
+static const struct mtk_parent infra_pcie_gfmux_tl_ck_o_p1_parents[] = {
+	TOP_PARENT(CLK_TOP_RTC_32P7K),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_PEXTP_TL_P1_SEL),
 };
 
-static const int infra_pcie_gfmux_tl_ck_o_p2_parents[] = {
-	CLK_TOP_RTC_32P7K, CLK_TOP_INFRA_F26M_SEL, CLK_TOP_INFRA_F26M_SEL,
-	CLK_TOP_PEXTP_TL_P2_SEL
+static const struct mtk_parent infra_pcie_gfmux_tl_ck_o_p2_parents[] = {
+	TOP_PARENT(CLK_TOP_RTC_32P7K),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_PEXTP_TL_P2_SEL),
 };
 
-static const int infra_pcie_gfmux_tl_ck_o_p3_parents[] = {
-	CLK_TOP_RTC_32P7K, CLK_TOP_INFRA_F26M_SEL, CLK_TOP_INFRA_F26M_SEL,
-	CLK_TOP_PEXTP_TL_P3_SEL
+static const struct mtk_parent infra_pcie_gfmux_tl_ck_o_p3_parents[] = {
+	TOP_PARENT(CLK_TOP_RTC_32P7K),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_INFRA_F26M_SEL),
+	TOP_PARENT(CLK_TOP_PEXTP_TL_P3_SEL),
 };
 
 #define INFRA_MUX(_id, _name, _parents, _reg, _shift, _width)                  \
 	{                                                                      \
 		.id = _id, .mux_reg = _reg + 0x8, .mux_set_reg = _reg + 0x0,   \
 		.mux_clr_reg = _reg + 0x4, .mux_shift = _shift,                \
-		.mux_mask = BIT(_width) - 1, .parent = _parents,               \
+		.mux_mask = BIT(_width) - 1,				       \
+		.parent_flags = _parents,				       \
 		.gate_shift = -1, .upd_shift = -1,			       \
 		.num_parents = ARRAY_SIZE(_parents),                           \
-		.flags = CLK_MUX_SETCLR_UPD | CLK_PARENT_TOPCKGEN,             \
+		.flags = CLK_MUX_SETCLR_UPD | CLK_PARENT_MIXED,		       \
 	}
 
 /* INFRA MUX */

-- 
2.43.0



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