ARM: S3C64XX: Add USB external clock definition

[pandora-kernel.git] / arch / arm / mach-s3c64xx / clock.c

diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
index 2ac2e7d..7a4138b 100644 (file)
--- a/arch/arm/mach-s3c64xx/clock.c
+++ b/arch/arm/mach-s3c64xx/clock.c
@@ -88,6 +88,12 @@ struct clk clk_48m = {
        .enable         = clk_48m_ctrl,
 };
 
+struct clk clk_xusbxti = {
+       .name           = "xusbxti",
+       .id             = -1,
+       .rate           = 48000000,
+};
+
 static int inline s3c64xx_gate(void __iomem *reg,
                                struct clk *clk,
                                int enable)
@@ -518,6 +524,11 @@ static struct clk clk_iis_cd1 = {
        .id             = -1,
 };
 
+static struct clk clk_iisv4_cd = {
+       .name           = "iis_cdclk_v4",
+       .id             = -1,
+};
+
 static struct clk clk_pcm_cd = {
        .name           = "pcm_cdclk",
        .id             = -1,
@@ -549,6 +560,19 @@ static struct clksrc_sources clkset_audio1 = {
        .nr_sources     = ARRAY_SIZE(clkset_audio1_list),
 };
 
+static struct clk *clkset_audio2_list[] = {
+       [0] = &clk_mout_epll.clk,
+       [1] = &clk_dout_mpll,
+       [2] = &clk_fin_epll,
+       [3] = &clk_iisv4_cd,
+       [4] = &clk_pcm_cd,
+};
+
+static struct clksrc_sources clkset_audio2 = {
+       .sources        = clkset_audio2_list,
+       .nr_sources     = ARRAY_SIZE(clkset_audio2_list),
+};
+
 static struct clk *clkset_camif_list[] = {
        &clk_h2,
 };
@@ -650,6 +674,16 @@ static struct clksrc_clk clksrcs[] = {
                .reg_src        = { .reg = S3C_CLK_SRC, .shift = 10, .size = 3  },
                .reg_div        = { .reg = S3C_CLK_DIV2, .shift = 12, .size = 4  },
                .sources        = &clkset_audio1,
+       }, {
+               .clk    = {
+                       .name           = "audio-bus",
+                       .id             = -1,  /* There's only one IISv4 port */
+                       .ctrlbit        = S3C6410_CLKCON_SCLK_AUDIO2,
+                       .enable         = s3c64xx_sclk_ctrl,
+               },
+               .reg_src        = { .reg = S3C6410_CLK_SRC2, .shift = 0, .size = 3  },
+               .reg_div        = { .reg = S3C_CLK_DIV2, .shift = 24, .size = 4  },
+               .sources        = &clkset_audio2,
        }, {
                .clk    = {
                        .name           = "irda-bus",
@@ -749,6 +783,7 @@ static struct clk *clks1[] __initdata = {
        &clk_ext_xtal_mux,
        &clk_iis_cd0,
        &clk_iis_cd1,
+       &clk_iisv4_cd,
        &clk_pcm_cd,
        &clk_mout_epll.clk,
        &clk_mout_mpll.clk,
@@ -762,6 +797,7 @@ static struct clk *clks[] __initdata = {
        &clk_27m,
        &clk_48m,
        &clk_h2,
+       &clk_xusbxti,
 };
 
 /**