[PATCH 6/6] clk: imx8qm: add clock valid resource checking

Dong Aisheng aisheng.dong at nxp.com
Fri Apr 23 04:33:34 BST 2021


Add imx8qm clock valid resource checking mechanism

Signed-off-by: Dong Aisheng <aisheng.dong at nxp.com>
---
 drivers/clk/imx/Makefile          |   2 +-
 drivers/clk/imx/clk-imx8qm-rsrc.c | 116 ++++++++++++++++++++++++++++++
 drivers/clk/imx/clk-imx8qxp.c     |   1 +
 drivers/clk/imx/clk-scu.h         |   1 +
 4 files changed, 119 insertions(+), 1 deletion(-)
 create mode 100644 drivers/clk/imx/clk-imx8qm-rsrc.c

diff --git a/drivers/clk/imx/Makefile b/drivers/clk/imx/Makefile
index 2fdd2fff16c7..c24a2acbfa56 100644
--- a/drivers/clk/imx/Makefile
+++ b/drivers/clk/imx/Makefile
@@ -28,7 +28,7 @@ obj-$(CONFIG_CLK_IMX8MQ) += clk-imx8mq.o
 
 obj-$(CONFIG_MXC_CLK_SCU) += clk-imx-scu.o clk-imx-lpcg-scu.o
 clk-imx-scu-$(CONFIG_CLK_IMX8QXP) += clk-scu.o clk-imx8qxp.o \
-				     clk-imx8qxp-rsrc.o
+				     clk-imx8qxp-rsrc.o clk-imx8qm-rsrc.o
 clk-imx-lpcg-scu-$(CONFIG_CLK_IMX8QXP) += clk-lpcg-scu.o clk-imx8qxp-lpcg.o
 
 obj-$(CONFIG_CLK_IMX1)   += clk-imx1.o
diff --git a/drivers/clk/imx/clk-imx8qm-rsrc.c b/drivers/clk/imx/clk-imx8qm-rsrc.c
new file mode 100644
index 000000000000..183a071cbf20
--- /dev/null
+++ b/drivers/clk/imx/clk-imx8qm-rsrc.c
@@ -0,0 +1,116 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2019-2021 NXP
+ *	Dong Aisheng <aisheng.dong at nxp.com>
+ */
+
+#include <dt-bindings/firmware/imx/rsrc.h>
+
+#include "clk-scu.h"
+
+/* Keep sorted in the ascending order */
+static u32 imx8qm_clk_scu_rsrc_table[] = {
+	IMX_SC_R_A53,
+	IMX_SC_R_A72,
+	IMX_SC_R_DC_0_VIDEO0,
+	IMX_SC_R_DC_0_VIDEO1,
+	IMX_SC_R_DC_0,
+	IMX_SC_R_DC_0_PLL_0,
+	IMX_SC_R_DC_0_PLL_1,
+	IMX_SC_R_DC_1_VIDEO0,
+	IMX_SC_R_DC_1_VIDEO1,
+	IMX_SC_R_DC_1,
+	IMX_SC_R_DC_1_PLL_0,
+	IMX_SC_R_DC_1_PLL_1,
+	IMX_SC_R_SPI_0,
+	IMX_SC_R_SPI_1,
+	IMX_SC_R_SPI_2,
+	IMX_SC_R_SPI_3,
+	IMX_SC_R_UART_0,
+	IMX_SC_R_UART_1,
+	IMX_SC_R_UART_2,
+	IMX_SC_R_UART_3,
+	IMX_SC_R_UART_4,
+	IMX_SC_R_EMVSIM_0,
+	IMX_SC_R_EMVSIM_1,
+	IMX_SC_R_I2C_0,
+	IMX_SC_R_I2C_1,
+	IMX_SC_R_I2C_2,
+	IMX_SC_R_I2C_3,
+	IMX_SC_R_I2C_4,
+	IMX_SC_R_ADC_0,
+	IMX_SC_R_ADC_1,
+	IMX_SC_R_FTM_0,
+	IMX_SC_R_FTM_1,
+	IMX_SC_R_CAN_0,
+	IMX_SC_R_GPU_0_PID0,
+	IMX_SC_R_GPU_1_PID0,
+	IMX_SC_R_PWM_0,
+	IMX_SC_R_PWM_1,
+	IMX_SC_R_PWM_2,
+	IMX_SC_R_PWM_3,
+	IMX_SC_R_PWM_4,
+	IMX_SC_R_PWM_5,
+	IMX_SC_R_PWM_6,
+	IMX_SC_R_PWM_7,
+	IMX_SC_R_GPT_0,
+	IMX_SC_R_GPT_1,
+	IMX_SC_R_GPT_2,
+	IMX_SC_R_GPT_3,
+	IMX_SC_R_GPT_4,
+	IMX_SC_R_FSPI_0,
+	IMX_SC_R_FSPI_1,
+	IMX_SC_R_SDHC_0,
+	IMX_SC_R_SDHC_1,
+	IMX_SC_R_SDHC_2,
+	IMX_SC_R_ENET_0,
+	IMX_SC_R_ENET_1,
+	IMX_SC_R_MLB_0,
+	IMX_SC_R_USB_2,
+	IMX_SC_R_NAND,
+	IMX_SC_R_LVDS_0,
+	IMX_SC_R_LVDS_0_PWM_0,
+	IMX_SC_R_LVDS_0_I2C_0,
+	IMX_SC_R_LVDS_0_I2C_1,
+	IMX_SC_R_LVDS_1,
+	IMX_SC_R_LVDS_1_PWM_0,
+	IMX_SC_R_LVDS_1_I2C_0,
+	IMX_SC_R_LVDS_1_I2C_1,
+	IMX_SC_R_M4_0_I2C,
+	IMX_SC_R_M4_1_I2C,
+	IMX_SC_R_AUDIO_PLL_0,
+	IMX_SC_R_VPU_UART,
+	IMX_SC_R_VPUCORE,
+	IMX_SC_R_MIPI_0,
+	IMX_SC_R_MIPI_0_PWM_0,
+	IMX_SC_R_MIPI_0_I2C_0,
+	IMX_SC_R_MIPI_0_I2C_1,
+	IMX_SC_R_MIPI_1,
+	IMX_SC_R_MIPI_1_PWM_0,
+	IMX_SC_R_MIPI_1_I2C_0,
+	IMX_SC_R_MIPI_1_I2C_1,
+	IMX_SC_R_CSI_0,
+	IMX_SC_R_CSI_0_PWM_0,
+	IMX_SC_R_CSI_0_I2C_0,
+	IMX_SC_R_CSI_1,
+	IMX_SC_R_CSI_1_PWM_0,
+	IMX_SC_R_CSI_1_I2C_0,
+	IMX_SC_R_HDMI,
+	IMX_SC_R_HDMI_I2S,
+	IMX_SC_R_HDMI_I2C_0,
+	IMX_SC_R_HDMI_PLL_0,
+	IMX_SC_R_HDMI_RX,
+	IMX_SC_R_HDMI_RX_BYPASS,
+	IMX_SC_R_HDMI_RX_I2C_0,
+	IMX_SC_R_AUDIO_PLL_1,
+	IMX_SC_R_AUDIO_CLK_0,
+	IMX_SC_R_AUDIO_CLK_1,
+	IMX_SC_R_HDMI_RX_PWM_0,
+	IMX_SC_R_HDMI_PLL_1,
+	IMX_SC_R_VPU,
+};
+
+const struct imx_clk_scu_rsrc_table imx_clk_scu_rsrc_imx8qm = {
+	.rsrc = imx8qm_clk_scu_rsrc_table,
+	.num = ARRAY_SIZE(imx8qm_clk_scu_rsrc_table),
+};
diff --git a/drivers/clk/imx/clk-imx8qxp.c b/drivers/clk/imx/clk-imx8qxp.c
index 9e35ae45b3a0..88cc737ee125 100644
--- a/drivers/clk/imx/clk-imx8qxp.c
+++ b/drivers/clk/imx/clk-imx8qxp.c
@@ -134,6 +134,7 @@ static int imx8qxp_clk_probe(struct platform_device *pdev)
 static const struct of_device_id imx8qxp_match[] = {
 	{ .compatible = "fsl,scu-clk", },
 	{ .compatible = "fsl,imx8qxp-clk", &imx_clk_scu_rsrc_imx8qxp, },
+	{ .compatible = "fsl,imx8qm-clk", &imx_clk_scu_rsrc_imx8qm, },
 	{ /* sentinel */ }
 };
 
diff --git a/drivers/clk/imx/clk-scu.h b/drivers/clk/imx/clk-scu.h
index bcacd8b1d1ab..22156e93b85d 100644
--- a/drivers/clk/imx/clk-scu.h
+++ b/drivers/clk/imx/clk-scu.h
@@ -22,6 +22,7 @@ struct imx_clk_scu_rsrc_table {
 extern struct list_head imx_scu_clks[];
 extern const struct dev_pm_ops imx_clk_lpcg_scu_pm_ops;
 extern const struct imx_clk_scu_rsrc_table imx_clk_scu_rsrc_imx8qxp;
+extern const struct imx_clk_scu_rsrc_table imx_clk_scu_rsrc_imx8qm;
 
 int imx_clk_scu_init(struct device_node *np,
 		     const struct imx_clk_scu_rsrc_table *data);
-- 
2.25.1




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