ENGR00276249-2 ARM: imx6q: Add pll4_audio_div to clock tree

There's a pll4_audio_div clock, an extra divider for pll4, missing
in current clock tree, thus add it.

Signed-off-by: Nicolin Chen <b42378@freescale.com>

2 files changed, 7 insertions, 4 deletions

diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt b/Documentation/devicetree/bindings/clock/imx6q-clock.txt
index f51a2e77f9b3..dd8d8cfe4833 100644
--- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt
+++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt
@@ -219,6 +219,7 @@ clocks and IDs.
         ldb_di1_div_7           206
         ldb_di0_div_sel         207
         ldb_di1_div_sel         208
+        pll4_audio_div          209
 
 Examples:
 
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 7960b2a3832a..f39e7706c5c5 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -32,7 +32,7 @@ static const char *periph2_clk2_sels[]	= { "pll3_usb_otg", "pll2_bus", };
 static const char *periph_sels[]        = { "periph_pre", "periph_clk2", };
 static const char *periph2_sels[]       = { "periph2_pre", "periph2_clk2", };
 static const char *axi_sels[]           = { "periph", "pll2_pfd2_396m", "periph", "pll3_pfd1_540m", };
-static const char *audio_sels[] = { "pll4_post_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
+static const char *audio_sels[] = { "pll4_audio_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
 static const char *gpu_axi_sels[]       = { "axi", "ahb", };
 static const char *gpu2d_core_sels[]    = { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", };
 static const char *gpu3d_core_sels[]    = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
@@ -48,7 +48,7 @@ static const char *ipu2_di0_sels[]	= { "ipu2_di0_pre", "dummy", "dummy", "ldb_di
 static const char *ipu2_di1_sels[]      = { "ipu2_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
 static const char *hsi_tx_sels[]        = { "pll3_120m", "pll2_pfd2_396m", };
 static const char *pcie_axi_sels[]      = { "axi", "ahb", };
-static const char *ssi_sels[]           = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_post_div", };
+static const char *ssi_sels[]           = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_audio_div", };
 static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", };
 static const char *enfc_sels[]  = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", };
 static const char *emi_sels[]           = { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", };
@@ -57,7 +57,7 @@ static const char *vdo_axi_sels[]	= { "axi", "ahb", };
 static const char *vpu_axi_sels[]       = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", };
 static const char *cko1_sels[]  = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
                                     "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0",
-                                    "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_post_div", };
+                                    "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_aduio_div", };
 static const char *cko2_sels[] = {
         "mmdc_ch0_axi", "mmdc_ch1_axi", "usdhc4", "usdhc1",
         "gpu2d_axi", "dummy", "ecspi_root", "gpu3d_axi",
@@ -104,7 +104,8 @@ enum mx6q_clks {
         sata_ref, sata_ref_100m, pcie_ref, pcie_ref_125m, enet_ref, usbphy1_gate,
         usbphy2_gate, pll4_post_div, pll5_post_div, pll5_video_div, eim_slow,
         spdif, cko2_sel, cko2_podf, cko2, cko, vdoa, gpt_3m, video_27m,
-        ldb_di0_div_7, ldb_di1_div_7, ldb_di0_div_sel, ldb_di1_div_sel, clk_max
+        ldb_di0_div_7, ldb_di1_div_7, ldb_di0_div_sel, ldb_di1_div_sel,
+        pll4_audio_div, clk_max
 };
 
 static struct clk *clk[clk_max];
@@ -214,6 +215,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
         clk[video_27m] = imx_clk_fixed_factor("video_27m", "pll3_pfd1_540m", 1, 20);
 
         clk[pll4_post_div] = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio", CLK_SET_RATE_PARENT, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);
+        clk[pll4_audio_div] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div", CLK_SET_RATE_PARENT, base + 0x170, 15, 1, 0, &imx_ccm_lock);
         clk[pll5_post_div] = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video", CLK_SET_RATE_PARENT, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);
         clk[pll5_video_div] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div", CLK_SET_RATE_PARENT, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);