clk: imx8mp: add clkout1/2 support

stable inclusion
from stable-v5.10.164
commit cb769960ef48fee1045bc8eca2ac0cf56d876b33
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7T7G4

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=cb769960ef48fee1045bc8eca2ac0cf56d876b33

--------------------------------

[ Upstream commit 43896f56 ]

clkout1 and clkout2 allow to supply clocks from the SoC to the board,
which is used by some board designs to provide reference clocks.
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Reviewed-by: NAbel Vesa <abel.vesa@nxp.com>
Link: https://lore.kernel.org/r/20220427162131.3127303-1-l.stach@pengutronix.deSigned-off-by: NAbel Vesa <abel.vesa@nxp.com>
Stable-dep-of: 5c1f7f10 ("dt-bindings: clocks: imx8mp: Add ID for usb suspend clock")
Signed-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: Nsanglipeng <sanglipeng1@jd.com>

drivers/clk/imx/clk-imx8mp.c

@@ -411,6 +411,11 @@ static const char * const imx8mp_sai7_sels[] = {"osc_24m", "audio_pll1_out", "au
 
 static const char * const imx8mp_dram_core_sels[] = {"dram_pll_out", "dram_alt_root", };
 
+static const char * const imx8mp_clkout_sels[] = {"audio_pll1_out", "audio_pll2_out", "video_pll1_out",
+						  "dummy", "dummy", "gpu_pll_out", "vpu_pll_out",
+						  "arm_pll_out", "sys_pll1", "sys_pll2", "sys_pll3",
+						  "dummy", "dummy", "osc_24m", "dummy", "osc_32k"};
+
 static struct clk_hw **hws;
 static struct clk_hw_onecell_data *clk_hw_data;
 
@@ -532,6 +537,15 @@ static int imx8mp_clocks_probe(struct platform_device *pdev)
 	hws[IMX8MP_SYS_PLL2_500M] = imx_clk_hw_fixed_factor("sys_pll2_500m", "sys_pll2_500m_cg", 1, 2);
 	hws[IMX8MP_SYS_PLL2_1000M] = imx_clk_hw_fixed_factor("sys_pll2_1000m", "sys_pll2_out", 1, 1);
 
+	hws[IMX8MP_CLK_CLKOUT1_SEL] = imx_clk_hw_mux2("clkout1_sel", anatop_base + 0x128, 4, 4,
+						      imx8mp_clkout_sels, ARRAY_SIZE(imx8mp_clkout_sels));
+	hws[IMX8MP_CLK_CLKOUT1_DIV] = imx_clk_hw_divider("clkout1_div", "clkout1_sel", anatop_base + 0x128, 0, 4);
+	hws[IMX8MP_CLK_CLKOUT1] = imx_clk_hw_gate("clkout1", "clkout1_div", anatop_base + 0x128, 8);
+	hws[IMX8MP_CLK_CLKOUT2_SEL] = imx_clk_hw_mux2("clkout2_sel", anatop_base + 0x128, 20, 4,
+						      imx8mp_clkout_sels, ARRAY_SIZE(imx8mp_clkout_sels));
+	hws[IMX8MP_CLK_CLKOUT2_DIV] = imx_clk_hw_divider("clkout2_div", "clkout2_sel", anatop_base + 0x128, 16, 4);
+	hws[IMX8MP_CLK_CLKOUT2] = imx_clk_hw_gate("clkout2", "clkout2_div", anatop_base + 0x128, 24);
+
 	hws[IMX8MP_CLK_A53_DIV] = imx8m_clk_hw_composite_core("arm_a53_div", imx8mp_a53_sels, ccm_base + 0x8000);
 	hws[IMX8MP_CLK_A53_SRC] = hws[IMX8MP_CLK_A53_DIV];
 	hws[IMX8MP_CLK_A53_CG] = hws[IMX8MP_CLK_A53_DIV];

include/dt-bindings/clock/imx8mp-clock.h

@@ -321,10 +321,15 @@
 #define IMX8MP_CLK_AUDIO_AXI			310
 #define IMX8MP_CLK_HSIO_AXI			311
 #define IMX8MP_CLK_MEDIA_ISP			312
-
 #define IMX8MP_CLK_MEDIA_DISP2_PIX		313
+#define IMX8MP_CLK_CLKOUT1_SEL			314
+#define IMX8MP_CLK_CLKOUT1_DIV			315
+#define IMX8MP_CLK_CLKOUT1			316
+#define IMX8MP_CLK_CLKOUT2_SEL			317
+#define IMX8MP_CLK_CLKOUT2_DIV			318
+#define IMX8MP_CLK_CLKOUT2			319
 
-#define IMX8MP_CLK_END				314
+#define IMX8MP_CLK_END				320
 
 #define IMX8MP_CLK_AUDIOMIX_SAI1_IPG		0
 #define IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1		1