clk: imx8mp: Add media related clocks
These are all the clocks needed to get an LCD panel working, going
through one of the LCDIF and the LDB. The media AXI and APB clocks are
also described.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c
index bad579f..3d8ed21 100644
--- a/drivers/clk/imx/clk-imx8mp.c
+++ b/drivers/clk/imx/clk-imx8mp.c
@@ -14,7 +14,14 @@
#include "clk.h"
+#if CONFIG_IS_ENABLED(VIDEO)
+static u32 share_count_media;
+#endif
+
static const char * const pll_ref_sels[] = { "osc_24m", "dummy", "dummy", "dummy", };
+#if CONFIG_IS_ENABLED(VIDEO)
+static const char * const video_pll1_bypass_sels[] = {"video_pll1", "video_pll1_ref_sel", };
+#endif
static const char * const dram_pll_bypass_sels[] = {"dram_pll", "dram_pll_ref_sel", };
static const char * const arm_pll_bypass_sels[] = {"arm_pll", "arm_pll_ref_sel", };
static const char * const sys_pll1_bypass_sels[] = {"sys_pll1", "sys_pll1_ref_sel", };
@@ -31,6 +38,12 @@
"sys_pll2_100m", "sys_pll2_200m", "clk_ext2",
"clk_ext4", "audio_pll2_out", };
+#if CONFIG_IS_ENABLED(VIDEO)
+static const char * const imx8mp_media_isp_sels[] = {"osc_24m", "sys_pll2_1000m", "sys_pll1_800m",
+ "sys_pll3_out", "sys_pll1_400m", "audio_pll2_out",
+ "clk_ext1", "sys_pll2_500m", };
+#endif
+
static const char * const imx8mp_main_axi_sels[] = {"osc_24m", "sys_pll2_333m", "sys_pll1_800m",
"sys_pll2_250m", "sys_pll2_1000m", "audio_pll1_out",
"video_pll1_out", "sys_pll1_100m",};
@@ -43,6 +56,16 @@
"sys_pll2_200m", "sys_pll1_133m", "sys_pll3_out",
"sys_pll2_250m", "audio_pll1_out", };
+#if CONFIG_IS_ENABLED(VIDEO)
+static const char * const imx8mp_media_axi_sels[] = {"osc_24m", "sys_pll2_1000m", "sys_pll1_800m",
+ "sys_pll3_out", "sys_pll1_40m", "audio_pll2_out",
+ "clk_ext1", "sys_pll2_500m", };
+
+static const char * const imx8mp_media_apb_sels[] = {"osc_24m", "sys_pll2_125m", "sys_pll1_800m",
+ "sys_pll3_out", "sys_pll1_40m", "audio_pll2_out",
+ "clk_ext1", "sys_pll1_133m", };
+#endif
+
static const char * const imx8mp_noc_sels[] = {"osc_24m", "sys_pll1_800m", "sys_pll3_out",
"sys_pll2_1000m", "sys_pll2_500m", "audio_pll1_out",
"video_pll1_out", "audio_pll2_out", };
@@ -175,6 +198,17 @@
"sys_pll2_500m", "sys_pll3_out", "sys_pll1_266m",
"audio_pll2_out", "sys_pll1_100m", };
+#if CONFIG_IS_ENABLED(VIDEO)
+static const char * const imx8mp_media_disp_pix_sels[] = {"osc_24m", "video_pll1_out", "audio_pll2_out",
+ "audio_pll1_out", "sys_pll1_800m",
+ "sys_pll2_1000m", "sys_pll3_out", "clk_ext4", };
+
+static const char * const imx8mp_media_ldb_sels[] = {"osc_24m", "sys_pll2_333m", "sys_pll2_100m",
+ "sys_pll1_800m", "sys_pll2_1000m",
+ "clk_ext2", "audio_pll2_out",
+ "video_pll1_out", };
+#endif
+
static const char * const imx8mp_enet_ref_sels[] = {"osc_24m", "sys_pll2_125m", "sys_pll2_50m",
"sys_pll2_100m", "sys_pll1_160m", "audio_pll1_out",
"video_pll1_out", "clk_ext4", };
@@ -199,12 +233,19 @@
clk_dm(IMX8MP_CLK_DUMMY, clk_register_fixed_rate(NULL, "dummy", 0));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_VIDEO_PLL1_REF_SEL, imx_clk_mux(dev, "video_pll1_ref_sel", base + 0x28, 0, 2, pll_ref_sels, ARRAY_SIZE(pll_ref_sels)));
+#endif
clk_dm(IMX8MP_DRAM_PLL_REF_SEL, imx_clk_mux(dev, "dram_pll_ref_sel", base + 0x50, 0, 2, pll_ref_sels, ARRAY_SIZE(pll_ref_sels)));
clk_dm(IMX8MP_ARM_PLL_REF_SEL, imx_clk_mux(dev, "arm_pll_ref_sel", base + 0x84, 0, 2, pll_ref_sels, ARRAY_SIZE(pll_ref_sels)));
clk_dm(IMX8MP_SYS_PLL1_REF_SEL, imx_clk_mux(dev, "sys_pll1_ref_sel", base + 0x94, 0, 2, pll_ref_sels, ARRAY_SIZE(pll_ref_sels)));
clk_dm(IMX8MP_SYS_PLL2_REF_SEL, imx_clk_mux(dev, "sys_pll2_ref_sel", base + 0x104, 0, 2, pll_ref_sels, ARRAY_SIZE(pll_ref_sels)));
clk_dm(IMX8MP_SYS_PLL3_REF_SEL, imx_clk_mux(dev, "sys_pll3_ref_sel", base + 0x114, 0, 2, pll_ref_sels, ARRAY_SIZE(pll_ref_sels)));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_VIDEO_PLL1, imx_clk_pll14xx("video_pll1", "video_pll1_ref_sel", base + 0x28,
+ &imx_1443x_pll));
+#endif
clk_dm(IMX8MP_DRAM_PLL, imx_clk_pll14xx("dram_pll", "dram_pll_ref_sel", base + 0x50,
&imx_1443x_dram_pll));
clk_dm(IMX8MP_ARM_PLL, imx_clk_pll14xx("arm_pll", "arm_pll_ref_sel", base + 0x84,
@@ -216,12 +257,18 @@
clk_dm(IMX8MP_SYS_PLL3, imx_clk_pll14xx("sys_pll3", "sys_pll3_ref_sel", base + 0x114,
&imx_1416x_pll));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_VIDEO_PLL1_BYPASS, imx_clk_mux_flags(dev, "video_pll1_bypass", base + 0x28, 16, 1, video_pll1_bypass_sels, ARRAY_SIZE(video_pll1_bypass_sels), CLK_SET_RATE_PARENT));
+#endif
clk_dm(IMX8MP_DRAM_PLL_BYPASS, imx_clk_mux_flags(dev, "dram_pll_bypass", base + 0x50, 4, 1, dram_pll_bypass_sels, ARRAY_SIZE(dram_pll_bypass_sels), CLK_SET_RATE_PARENT));
clk_dm(IMX8MP_ARM_PLL_BYPASS, imx_clk_mux_flags(dev, "arm_pll_bypass", base + 0x84, 4, 1, arm_pll_bypass_sels, ARRAY_SIZE(arm_pll_bypass_sels), CLK_SET_RATE_PARENT));
clk_dm(IMX8MP_SYS_PLL1_BYPASS, imx_clk_mux_flags(dev, "sys_pll1_bypass", base + 0x94, 4, 1, sys_pll1_bypass_sels, ARRAY_SIZE(sys_pll1_bypass_sels), CLK_SET_RATE_PARENT));
clk_dm(IMX8MP_SYS_PLL2_BYPASS, imx_clk_mux_flags(dev, "sys_pll2_bypass", base + 0x104, 4, 1, sys_pll2_bypass_sels, ARRAY_SIZE(sys_pll2_bypass_sels), CLK_SET_RATE_PARENT));
clk_dm(IMX8MP_SYS_PLL3_BYPASS, imx_clk_mux_flags(dev, "sys_pll3_bypass", base + 0x114, 4, 1, sys_pll3_bypass_sels, ARRAY_SIZE(sys_pll3_bypass_sels), CLK_SET_RATE_PARENT));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_VIDEO_PLL1_OUT, imx_clk_gate(dev, "video_pll1_out", "video_pll1_bypass", base + 0x28, 13));
+#endif
clk_dm(IMX8MP_DRAM_PLL_OUT, imx_clk_gate(dev, "dram_pll_out", "dram_pll_bypass", base + 0x50, 13));
clk_dm(IMX8MP_ARM_PLL_OUT, imx_clk_gate(dev, "arm_pll_out", "arm_pll_bypass", base + 0x84, 11));
clk_dm(IMX8MP_SYS_PLL1_OUT, imx_clk_gate(dev, "sys_pll1_out", "sys_pll1_bypass", base + 0x94, 11));
@@ -267,13 +314,23 @@
clk_dm(IMX8MP_CLK_A53_DIV, imx_clk_divider2(dev, "arm_a53_div", "arm_a53_cg", base + 0x8000, 0, 3));
clk_dm(IMX8MP_CLK_HSIO_AXI, imx8m_clk_composite(dev, "hsio_axi", imx8mp_hsio_axi_sels, base + 0x8380));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_CLK_MEDIA_ISP, imx8m_clk_composite(dev, "media_isp", imx8mp_media_isp_sels, base + 0x8400));
+#endif
clk_dm(IMX8MP_CLK_MAIN_AXI, imx8m_clk_composite_critical(dev, "main_axi", imx8mp_main_axi_sels, base + 0x8800));
clk_dm(IMX8MP_CLK_ENET_AXI, imx8m_clk_composite_critical(dev, "enet_axi", imx8mp_enet_axi_sels, base + 0x8880));
clk_dm(IMX8MP_CLK_NAND_USDHC_BUS, imx8m_clk_composite_critical(dev, "nand_usdhc_bus", imx8mp_nand_usdhc_sels, base + 0x8900));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_CLK_MEDIA_AXI, imx8m_clk_composite(dev, "media_axi", imx8mp_media_axi_sels, base + 0x8a00));
+ clk_dm(IMX8MP_CLK_MEDIA_APB, imx8m_clk_composite(dev, "media_apb", imx8mp_media_apb_sels, base + 0x8a80));
+#endif
clk_dm(IMX8MP_CLK_NOC, imx8m_clk_composite_critical(dev, "noc", imx8mp_noc_sels, base + 0x8d00));
clk_dm(IMX8MP_CLK_NOC_IO, imx8m_clk_composite_critical(dev, "noc_io", imx8mp_noc_io_sels, base + 0x8d80));
clk_dm(IMX8MP_CLK_AHB, imx8m_clk_composite_critical(dev, "ahb_root", imx8mp_ahb_sels, base + 0x9000));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_CLK_MEDIA_DISP2_PIX, imx8m_clk_composite(dev, "media_disp2_pix", imx8mp_media_disp_pix_sels, base + 0x9300));
+#endif
clk_dm(IMX8MP_CLK_IPG_ROOT, imx_clk_divider2(dev, "ipg_root", "ahb_root", base + 0x9080, 0, 1));
@@ -312,6 +369,10 @@
clk_dm(IMX8MP_CLK_WDOG, imx8m_clk_composite(dev, "wdog", imx8mp_wdog_sels, base + 0xb900));
clk_dm(IMX8MP_CLK_USDHC3, imx8m_clk_composite(dev, "usdhc3", imx8mp_usdhc3_sels, base + 0xbc80));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_CLK_MEDIA_DISP1_PIX, imx8m_clk_composite(dev, "media_disp1_pix", imx8mp_media_disp_pix_sels, base + 0xbe00));
+ clk_dm(IMX8MP_CLK_MEDIA_LDB, imx8m_clk_composite(dev, "media_ldb", imx8mp_media_ldb_sels, base + 0xbf00));
+#endif
clk_dm(IMX8MP_CLK_DRAM_ALT_ROOT, imx_clk_fixed_factor(dev, "dram_alt_root", "dram_alt", 1, 4));
clk_dm(IMX8MP_CLK_DRAM_CORE, imx_clk_mux2_flags(dev, "dram_core_clk", base + 0x9800, 24, 1, imx8mp_dram_core_sels, ARRAY_SIZE(imx8mp_dram_core_sels), CLK_IS_CRITICAL));
@@ -355,6 +416,14 @@
clk_dm(IMX8MP_CLK_WDOG2_ROOT, imx_clk_gate4(dev, "wdog2_root_clk", "wdog", base + 0x4540, 0));
clk_dm(IMX8MP_CLK_WDOG3_ROOT, imx_clk_gate4(dev, "wdog3_root_clk", "wdog", base + 0x4550, 0));
clk_dm(IMX8MP_CLK_HSIO_ROOT, imx_clk_gate4(dev, "hsio_root_clk", "ipg_root", base + 0x45c0, 0));
+#if CONFIG_IS_ENABLED(VIDEO)
+ clk_dm(IMX8MP_CLK_MEDIA_APB_ROOT, imx_clk_gate2_shared2(dev, "media_apb_root_clk", "media_apb", base + 0x45d0, 0, &share_count_media));
+ clk_dm(IMX8MP_CLK_MEDIA_AXI_ROOT, imx_clk_gate2_shared2(dev, "media_axi_root_clk", "media_axi", base + 0x45d0, 0, &share_count_media));
+ clk_dm(IMX8MP_CLK_MEDIA_DISP1_PIX_ROOT, imx_clk_gate2_shared2(dev, "media_disp1_pix_root_clk", "media_disp1_pix", base + 0x45d0, 0, &share_count_media));
+ clk_dm(IMX8MP_CLK_MEDIA_DISP2_PIX_ROOT, imx_clk_gate2_shared2(dev, "media_disp2_pix_root_clk", "media_disp2_pix", base + 0x45d0, 0, &share_count_media));
+ clk_dm(IMX8MP_CLK_MEDIA_LDB_ROOT, imx_clk_gate2_shared2(dev, "media_ldb_root_clk", "media_ldb", base + 0x45d0, 0, &share_count_media));
+ clk_dm(IMX8MP_CLK_MEDIA_ISP_ROOT, imx_clk_gate2_shared2(dev, "media_isp_root_clk", "media_isp", base + 0x45d0, 0, &share_count_media));
+#endif
clk_dm(IMX8MP_CLK_USDHC3_ROOT, imx_clk_gate4(dev, "usdhc3_root_clk", "usdhc3", base + 0x45e0, 0));