linux-stable/drivers/clk/imx/clk-imx8qxp.c

316 lines
14 KiB
C
Raw Normal View History

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018-2021 NXP
* Dong Aisheng <aisheng.dong@nxp.com>
*/
#include <linux/clk-provider.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include "clk-scu.h"
#include <dt-bindings/firmware/imx/rsrc.h>
clk: imx: clk-imx8qxp: Register DC0 display clocks with imx_clk_scu2() This patch corrects display clocks for i.MX8qxp DC0 subsystem by calling imx_clk_scu2() to register them, instead of calling imx_clk_scu(). The reason is that the clocks can source from various parents. The clock source selection is controlled by Distributed Slave System Controller(DSC). According to the DSC spec, the below table describes the generic source selections for clocks with the same type in various subsystems. And, the display controller subsystem spec says the display clocks can source from PLL1, PLL2 or bypass clock, thus we may specify the correct parents for imx_clk_scu2(). The bypass clock's parent is determined by the SCU firmware. Currently, the parent is 'pixel_link_clk_in' from HW point of view. To be more specific, the parent is dummy for i.MX8qxp DC0, while HDMI TX PHY PLL for i.MX8qm DC0. In practice, the display clocks source from the bypass clock only when driving i.MX8qm HDMI TX. So, for the both display clocks, we simply specify 'dc0_bypass0_clk' bypass clock as a valid parent. ----------------------------------------- | src_sel[28:26] | | ----------------------------------------- | 0x0 | xtal24M | | 0x1 | PLL0 | | 0x2 | PLL1 | | 0x3 | PLL2 | | 0x4 | bypass reference clock | | 0x5 to 0x7 | reserved | ----------------------------------------- Cc: Michael Turquette <mturquette@baylibre.com> Cc: Stephen Boyd <sboyd@kernel.org> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Pengutronix Kernel Team <kernel@pengutronix.de> Cc: Fabio Estevam <festevam@gmail.com> Cc: NXP Linux Team <linux-imx@nxp.com> Cc: Dong Aisheng <aisheng.dong@nxp.com> Signed-off-by: Liu Ying <victor.liu@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2020-12-02 05:33:38 +00:00
static const char *dc0_sels[] = {
"clk_dummy",
"clk_dummy",
"dc0_pll0_clk",
"dc0_pll1_clk",
"dc0_bypass0_clk",
};
static const char * const dc1_sels[] = {
"clk_dummy",
"clk_dummy",
"dc1_pll0_clk",
"dc1_pll1_clk",
"dc1_bypass0_clk",
};
static const char * const enet0_rgmii_txc_sels[] = {
"enet0_ref_div",
"clk_dummy",
};
static const char * const enet1_rgmii_txc_sels[] = {
"enet1_ref_div",
"clk_dummy",
};
static const char * const hdmi_sels[] = {
"clk_dummy",
"hdmi_dig_pll_clk",
"clk_dummy",
"clk_dummy",
"hdmi_av_pll_clk",
};
static const char * const hdmi_rx_sels[] = {
"clk_dummy",
"hdmi_rx_dig_pll_clk",
"clk_dummy",
"clk_dummy",
"hdmi_rx_bypass_clk",
};
static const char * const lcd_pxl_sels[] = {
"clk_dummy",
"clk_dummy",
"clk_dummy",
"clk_dummy",
"lcd_pxl_bypass_div_clk",
};
static const char * const mipi_sels[] = {
"clk_dummy",
"clk_dummy",
"mipi_pll_div2_clk",
"clk_dummy",
"clk_dummy",
};
static const char * const lcd_sels[] = {
"clk_dummy",
"clk_dummy",
"clk_dummy",
"clk_dummy",
"elcdif_pll",
};
static const char * const pi_pll0_sels[] = {
"clk_dummy",
"pi_dpll_clk",
"clk_dummy",
"clk_dummy",
"clk_dummy",
};
static int imx8qxp_clk_probe(struct platform_device *pdev)
{
struct device_node *ccm_node = pdev->dev.of_node;
const struct imx_clk_scu_rsrc_table *rsrc_table;
int ret;
rsrc_table = of_device_get_match_data(&pdev->dev);
ret = imx_clk_scu_init(ccm_node, rsrc_table);
if (ret)
return ret;
/* ARM core */
imx_clk_scu("a35_clk", IMX_SC_R_A35, IMX_SC_PM_CLK_CPU);
imx_clk_scu("a53_clk", IMX_SC_R_A53, IMX_SC_PM_CLK_CPU);
imx_clk_scu("a72_clk", IMX_SC_R_A72, IMX_SC_PM_CLK_CPU);
/* LSIO SS */
imx_clk_scu("pwm0_clk", IMX_SC_R_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm1_clk", IMX_SC_R_PWM_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm2_clk", IMX_SC_R_PWM_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm3_clk", IMX_SC_R_PWM_3, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm4_clk", IMX_SC_R_PWM_4, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm5_clk", IMX_SC_R_PWM_5, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm6_clk", IMX_SC_R_PWM_6, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm7_clk", IMX_SC_R_PWM_7, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpt0_clk", IMX_SC_R_GPT_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpt1_clk", IMX_SC_R_GPT_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpt2_clk", IMX_SC_R_GPT_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpt3_clk", IMX_SC_R_GPT_3, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpt4_clk", IMX_SC_R_GPT_4, IMX_SC_PM_CLK_PER);
imx_clk_scu("fspi0_clk", IMX_SC_R_FSPI_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("fspi1_clk", IMX_SC_R_FSPI_1, IMX_SC_PM_CLK_PER);
/* DMA SS */
imx_clk_scu("uart0_clk", IMX_SC_R_UART_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("uart1_clk", IMX_SC_R_UART_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("uart2_clk", IMX_SC_R_UART_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("uart3_clk", IMX_SC_R_UART_3, IMX_SC_PM_CLK_PER);
imx_clk_scu("uart4_clk", IMX_SC_R_UART_4, IMX_SC_PM_CLK_PER);
imx_clk_scu("sim0_clk", IMX_SC_R_EMVSIM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("spi0_clk", IMX_SC_R_SPI_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("spi1_clk", IMX_SC_R_SPI_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("spi2_clk", IMX_SC_R_SPI_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("spi3_clk", IMX_SC_R_SPI_3, IMX_SC_PM_CLK_PER);
imx_clk_scu("can0_clk", IMX_SC_R_CAN_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("can1_clk", IMX_SC_R_CAN_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("can2_clk", IMX_SC_R_CAN_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("i2c0_clk", IMX_SC_R_I2C_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("i2c1_clk", IMX_SC_R_I2C_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("i2c2_clk", IMX_SC_R_I2C_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("i2c3_clk", IMX_SC_R_I2C_3, IMX_SC_PM_CLK_PER);
imx_clk_scu("i2c4_clk", IMX_SC_R_I2C_4, IMX_SC_PM_CLK_PER);
imx_clk_scu("ftm0_clk", IMX_SC_R_FTM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("ftm1_clk", IMX_SC_R_FTM_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("adc0_clk", IMX_SC_R_ADC_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("adc1_clk", IMX_SC_R_ADC_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("pwm_clk", IMX_SC_R_LCD_0_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu2("lcd_clk", lcd_sels, ARRAY_SIZE(lcd_sels), IMX_SC_R_LCD_0, IMX_SC_PM_CLK_PER);
imx_clk_scu2("lcd_pxl_clk", lcd_pxl_sels, ARRAY_SIZE(lcd_pxl_sels), IMX_SC_R_LCD_0, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("lcd_pxl_bypass_div_clk", IMX_SC_R_LCD_0, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("elcdif_pll", IMX_SC_R_ELCDIF_PLL, IMX_SC_PM_CLK_PLL);
/* Audio SS */
imx_clk_scu("audio_pll0_clk", IMX_SC_R_AUDIO_PLL_0, IMX_SC_PM_CLK_PLL);
imx_clk_scu("audio_pll1_clk", IMX_SC_R_AUDIO_PLL_1, IMX_SC_PM_CLK_PLL);
imx_clk_scu("audio_pll_div_clk0_clk", IMX_SC_R_AUDIO_PLL_0, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("audio_pll_div_clk1_clk", IMX_SC_R_AUDIO_PLL_1, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("audio_rec_clk0_clk", IMX_SC_R_AUDIO_PLL_0, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("audio_rec_clk1_clk", IMX_SC_R_AUDIO_PLL_1, IMX_SC_PM_CLK_MISC1);
/* Connectivity */
imx_clk_scu("sdhc0_clk", IMX_SC_R_SDHC_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("sdhc1_clk", IMX_SC_R_SDHC_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("sdhc2_clk", IMX_SC_R_SDHC_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("enet0_root_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_PER);
imx_clk_divider_gpr_scu("enet0_ref_div", "enet0_root_clk", IMX_SC_R_ENET_0, IMX_SC_C_CLKDIV);
imx_clk_mux_gpr_scu("enet0_rgmii_txc_sel", enet0_rgmii_txc_sels, ARRAY_SIZE(enet0_rgmii_txc_sels), IMX_SC_R_ENET_0, IMX_SC_C_TXCLK);
imx_clk_scu("enet0_bypass_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_BYPASS);
imx_clk_gate_gpr_scu("enet0_ref_50_clk", "clk_dummy", IMX_SC_R_ENET_0, IMX_SC_C_DISABLE_50, true);
imx_clk_scu("enet0_rgmii_rx_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("enet1_root_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_PER);
imx_clk_divider_gpr_scu("enet1_ref_div", "enet1_root_clk", IMX_SC_R_ENET_1, IMX_SC_C_CLKDIV);
imx_clk_mux_gpr_scu("enet1_rgmii_txc_sel", enet1_rgmii_txc_sels, ARRAY_SIZE(enet1_rgmii_txc_sels), IMX_SC_R_ENET_1, IMX_SC_C_TXCLK);
imx_clk_scu("enet1_bypass_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_BYPASS);
imx_clk_gate_gpr_scu("enet1_ref_50_clk", "clk_dummy", IMX_SC_R_ENET_1, IMX_SC_C_DISABLE_50, true);
imx_clk_scu("enet1_rgmii_rx_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("gpmi_io_clk", IMX_SC_R_NAND, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu("gpmi_bch_clk", IMX_SC_R_NAND, IMX_SC_PM_CLK_PER);
imx_clk_scu("usb3_aclk_div", IMX_SC_R_USB_2, IMX_SC_PM_CLK_PER);
imx_clk_scu("usb3_bus_div", IMX_SC_R_USB_2, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu("usb3_lpm_div", IMX_SC_R_USB_2, IMX_SC_PM_CLK_MISC);
/* Display controller SS */
imx_clk_scu2("dc0_disp0_clk", dc0_sels, ARRAY_SIZE(dc0_sels), IMX_SC_R_DC_0, IMX_SC_PM_CLK_MISC0);
imx_clk_scu2("dc0_disp1_clk", dc0_sels, ARRAY_SIZE(dc0_sels), IMX_SC_R_DC_0, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("dc0_pll0_clk", IMX_SC_R_DC_0_PLL_0, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc0_pll1_clk", IMX_SC_R_DC_0_PLL_1, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc0_bypass0_clk", IMX_SC_R_DC_0_VIDEO0, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("dc0_bypass1_clk", IMX_SC_R_DC_0_VIDEO1, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu2("dc1_disp0_clk", dc1_sels, ARRAY_SIZE(dc1_sels), IMX_SC_R_DC_1, IMX_SC_PM_CLK_MISC0);
imx_clk_scu2("dc1_disp1_clk", dc1_sels, ARRAY_SIZE(dc1_sels), IMX_SC_R_DC_1, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("dc1_pll0_clk", IMX_SC_R_DC_1_PLL_0, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc1_pll1_clk", IMX_SC_R_DC_1_PLL_1, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc1_bypass0_clk", IMX_SC_R_DC_1_VIDEO0, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("dc1_bypass1_clk", IMX_SC_R_DC_1_VIDEO1, IMX_SC_PM_CLK_BYPASS);
/* MIPI-LVDS SS */
imx_clk_scu("mipi0_bypass_clk", IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("mipi0_pixel_clk", IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi0_lvds_pixel_clk", IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi0_lvds_bypass_clk", IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("mipi0_lvds_phy_clk", IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_MISC3);
imx_clk_scu2("mipi0_dsi_tx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu2("mipi0_dsi_rx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_SLV_BUS);
imx_clk_scu2("mipi0_dsi_phy_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_PHY);
imx_clk_scu("mipi0_i2c0_clk", IMX_SC_R_MIPI_0_I2C_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi0_i2c1_clk", IMX_SC_R_MIPI_0_I2C_1, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi0_pwm0_clk", IMX_SC_R_MIPI_0_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi1_bypass_clk", IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("mipi1_pixel_clk", IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi1_lvds_pixel_clk", IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi1_lvds_bypass_clk", IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("mipi1_lvds_phy_clk", IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_MISC3);
imx_clk_scu2("mipi1_dsi_tx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu2("mipi1_dsi_rx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_SLV_BUS);
imx_clk_scu2("mipi1_dsi_phy_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_PHY);
imx_clk_scu("mipi1_i2c0_clk", IMX_SC_R_MIPI_1_I2C_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi1_i2c1_clk", IMX_SC_R_MIPI_1_I2C_1, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi1_pwm0_clk", IMX_SC_R_MIPI_1_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("lvds0_i2c0_clk", IMX_SC_R_LVDS_0_I2C_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("lvds0_i2c1_clk", IMX_SC_R_LVDS_0_I2C_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("lvds0_pwm0_clk", IMX_SC_R_LVDS_0_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("lvds1_i2c0_clk", IMX_SC_R_LVDS_1_I2C_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("lvds1_i2c1_clk", IMX_SC_R_LVDS_1_I2C_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("lvds1_pwm0_clk", IMX_SC_R_LVDS_1_PWM_0, IMX_SC_PM_CLK_PER);
/* MIPI CSI SS */
imx_clk_scu("mipi_csi0_core_clk", IMX_SC_R_CSI_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi_csi0_esc_clk", IMX_SC_R_CSI_0, IMX_SC_PM_CLK_MISC);
imx_clk_scu("mipi_csi0_i2c0_clk", IMX_SC_R_CSI_0_I2C_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi_csi0_pwm0_clk", IMX_SC_R_CSI_0_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi_csi1_core_clk", IMX_SC_R_CSI_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi_csi1_esc_clk", IMX_SC_R_CSI_1, IMX_SC_PM_CLK_MISC);
imx_clk_scu("mipi_csi1_i2c0_clk", IMX_SC_R_CSI_1_I2C_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi_csi1_pwm0_clk", IMX_SC_R_CSI_1_PWM_0, IMX_SC_PM_CLK_PER);
/* Parallel Interface SS */
imx_clk_scu("pi_dpll_clk", IMX_SC_R_PI_0_PLL, IMX_SC_PM_CLK_PLL);
imx_clk_scu2("pi_per_div_clk", pi_pll0_sels, ARRAY_SIZE(pi_pll0_sels), IMX_SC_R_PI_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("pi_mclk_div_clk", IMX_SC_R_PI_0, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("pi_i2c0_div_clk", IMX_SC_R_PI_0_I2C_0, IMX_SC_PM_CLK_PER);
/* GPU SS */
imx_clk_scu("gpu_core0_clk", IMX_SC_R_GPU_0_PID0, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpu_shader0_clk", IMX_SC_R_GPU_0_PID0, IMX_SC_PM_CLK_MISC);
imx_clk_scu("gpu_core1_clk", IMX_SC_R_GPU_1_PID0, IMX_SC_PM_CLK_PER);
imx_clk_scu("gpu_shader1_clk", IMX_SC_R_GPU_1_PID0, IMX_SC_PM_CLK_MISC);
/* CM40 SS */
imx_clk_scu("cm40_i2c_div", IMX_SC_R_M4_0_I2C, IMX_SC_PM_CLK_PER);
imx_clk_scu("cm40_lpuart_div", IMX_SC_R_M4_0_UART, IMX_SC_PM_CLK_PER);
/* CM41 SS */
imx_clk_scu("cm41_i2c_div", IMX_SC_R_M4_1_I2C, IMX_SC_PM_CLK_PER);
/* HDMI TX SS */
imx_clk_scu("hdmi_dig_pll_clk", IMX_SC_R_HDMI_PLL_0, IMX_SC_PM_CLK_PLL);
imx_clk_scu("hdmi_av_pll_clk", IMX_SC_R_HDMI_PLL_1, IMX_SC_PM_CLK_PLL);
imx_clk_scu2("hdmi_pixel_mux_clk", hdmi_sels, ARRAY_SIZE(hdmi_sels), IMX_SC_R_HDMI, IMX_SC_PM_CLK_MISC0);
imx_clk_scu2("hdmi_pixel_link_clk", hdmi_sels, ARRAY_SIZE(hdmi_sels), IMX_SC_R_HDMI, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("hdmi_ipg_clk", IMX_SC_R_HDMI, IMX_SC_PM_CLK_MISC4);
imx_clk_scu("hdmi_i2c0_clk", IMX_SC_R_HDMI_I2C_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("hdmi_hdp_core_clk", IMX_SC_R_HDMI, IMX_SC_PM_CLK_MISC2);
imx_clk_scu2("hdmi_pxl_clk", hdmi_sels, ARRAY_SIZE(hdmi_sels), IMX_SC_R_HDMI, IMX_SC_PM_CLK_MISC3);
imx_clk_scu("hdmi_i2s_bypass_clk", IMX_SC_R_HDMI_I2S, IMX_SC_PM_CLK_BYPASS);
imx_clk_scu("hdmi_i2s_clk", IMX_SC_R_HDMI_I2S, IMX_SC_PM_CLK_MISC0);
/* HDMI RX SS */
imx_clk_scu("hdmi_rx_i2s_bypass_clk", IMX_SC_R_HDMI_RX_BYPASS, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("hdmi_rx_spdif_bypass_clk", IMX_SC_R_HDMI_RX_BYPASS, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("hdmi_rx_bypass_clk", IMX_SC_R_HDMI_RX_BYPASS, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("hdmi_rx_i2c0_clk", IMX_SC_R_HDMI_RX_I2C_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("hdmi_rx_pwm_clk", IMX_SC_R_HDMI_RX_PWM_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("hdmi_rx_spdif_clk", IMX_SC_R_HDMI_RX, IMX_SC_PM_CLK_MISC0);
imx_clk_scu2("hdmi_rx_hd_ref_clk", hdmi_rx_sels, ARRAY_SIZE(hdmi_rx_sels), IMX_SC_R_HDMI_RX, IMX_SC_PM_CLK_MISC1);
imx_clk_scu2("hdmi_rx_hd_core_clk", hdmi_rx_sels, ARRAY_SIZE(hdmi_rx_sels), IMX_SC_R_HDMI_RX, IMX_SC_PM_CLK_MISC2);
imx_clk_scu2("hdmi_rx_pxl_clk", hdmi_rx_sels, ARRAY_SIZE(hdmi_rx_sels), IMX_SC_R_HDMI_RX, IMX_SC_PM_CLK_MISC3);
imx_clk_scu("hdmi_rx_i2s_clk", IMX_SC_R_HDMI_RX, IMX_SC_PM_CLK_MISC4);
ret = of_clk_add_hw_provider(ccm_node, imx_scu_of_clk_src_get, imx_scu_clks);
if (ret)
imx_clk_scu_unregister();
return ret;
}
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 */ }
};
static struct platform_driver imx8qxp_clk_driver = {
.driver = {
.name = "imx8qxp-clk",
.of_match_table = imx8qxp_match,
.suppress_bind_attrs = true,
},
.probe = imx8qxp_clk_probe,
};
module_platform_driver(imx8qxp_clk_driver);
MODULE_AUTHOR("Aisheng Dong <aisheng.dong@nxp.com>");
MODULE_DESCRIPTION("NXP i.MX8QXP clock driver");
MODULE_LICENSE("GPL v2");