clk: tegra: Add PLLP_UD and PLLMB_UD for Tegra210

Introduce the low jitter path of PLLP and PLLMB which can be used as EMC
clock source.

Signed-off-by: Joseph Lo <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>

Author: joseph-lo-nvtw

drivers/clk/tegra/clk-tegra210.c

@@ -3153,6 +3153,17 @@ static void __init tegra210_pll_init(void __iomem *clk_base,
 	clk_register_clkdev(clk, "pll_m_ud", NULL);
 	clks[TEGRA210_CLK_PLL_M_UD] = clk;
 
+	/* PLLMB_UD */
+	clk = clk_register_fixed_factor(NULL, "pll_mb_ud", "pll_mb",
+					CLK_SET_RATE_PARENT, 1, 1);
+	clk_register_clkdev(clk, "pll_mb_ud", NULL);
+	clks[TEGRA210_CLK_PLL_MB_UD] = clk;
+
+	/* PLLP_UD */
+	clk = clk_register_fixed_factor(NULL, "pll_p_ud", "pll_p",
+					0, 1, 1);
+	clks[TEGRA210_CLK_PLL_P_UD] = clk;
+
 	/* PLLU_VCO */
 	if (!tegra210_init_pllu()) {
 		clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,

include/dt-bindings/clock/tegra210-car.h

@@ -351,8 +351,8 @@
 #define TEGRA210_CLK_PLL_P_OUT_XUSB 317
 #define TEGRA210_CLK_XUSB_SSP_SRC 318
 #define TEGRA210_CLK_PLL_RE_OUT1 319
-/* 320 */
-/* 321 */
+#define TEGRA210_CLK_PLL_MB_UD 320
+#define TEGRA210_CLK_PLL_P_UD 321
 #define TEGRA210_CLK_ISP 322
 #define TEGRA210_CLK_PLL_A_OUT_ADSP 323
 #define TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP 324