ARM: tegra114: clock: implement PLLD2 support

PLLD2 is a simple clock (controlled by 2 registers) and appears starting
from T30. Primary use of PLLD2 is as main HDMI clock parent.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
diff --git a/arch/arm/mach-tegra/tegra114/clock.c b/arch/arm/mach-tegra/tegra114/clock.c
index 9a8c10e..418ad48 100644
--- a/arch/arm/mach-tegra/tegra114/clock.c
+++ b/arch/arm/mach-tegra/tegra114/clock.c
@@ -457,6 +457,8 @@
 	  .lock_ena = 9,  .lock_det = 11, .kcp_shift = 6, .kcp_mask = 3, .kvco_shift = 0, .kvco_mask = 1 },	/* PLLE */
 	{ .m_shift = 0, .m_mask = 0x0F, .n_shift = 8, .n_mask = 0x3FF, .p_shift = 20, .p_mask = 0x07,
 	  .lock_ena = 18, .lock_det = 27, .kcp_shift = 8, .kcp_mask = 0xF, .kvco_shift = 4, .kvco_mask = 0xF },	/* PLLS (RESERVED) */
+	{ .m_shift = 0, .m_mask = 0x1F, .n_shift = 8, .n_mask = 0x3FF, .p_shift = 20, .p_mask = 0x07,
+	  .lock_ena = 22, .lock_det = 27, .kcp_shift = 8, .kcp_mask = 0xF, .kvco_shift = 4, .kvco_mask = 0xF },	/* PLLD2 */
 };
 
 /*
@@ -671,6 +673,9 @@
 	case TEGRA114_CLK_PLL_D:
 	case TEGRA114_CLK_PLL_D_OUT0:
 		return CLOCK_ID_DISPLAY;
+	case TEGRA114_CLK_PLL_D2:
+	case TEGRA114_CLK_PLL_D2_OUT0:
+		return CLOCK_ID_DISPLAY2;
 	case TEGRA114_CLK_PLL_X:
 		return CLOCK_ID_XCPU;
 	case TEGRA114_CLK_PLL_E_OUT0:
@@ -778,6 +783,8 @@
 	case CLOCK_ID_EPCI:
 	case CLOCK_ID_SFROM32KHZ:
 		return &clkrst->crc_pll_simple[clkid - CLOCK_ID_FIRST_SIMPLE];
+	case CLOCK_ID_DISPLAY2:
+		return &clkrst->plld2;
 	default:
 		return NULL;
 	}