Merge branch 'fix/asoc' into for-linus
[pandora-kernel.git] / arch / arm / mach-s5pv310 / clock.c
index 2c9424f..58c9d33 100644 (file)
@@ -46,16 +46,76 @@ static struct clk clk_sclk_usbphy1 = {
        .id             = -1,
 };
 
+static int s5pv310_clksrc_mask_top_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable);
+}
+
+static int s5pv310_clksrc_mask_cam_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKSRC_MASK_CAM, clk, enable);
+}
+
+static int s5pv310_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKSRC_MASK_LCD0, clk, enable);
+}
+
+static int s5pv310_clksrc_mask_lcd1_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKSRC_MASK_LCD1, clk, enable);
+}
+
+static int s5pv310_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable);
+}
+
 static int s5pv310_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable);
 }
 
+static int s5pv310_clksrc_mask_peril1_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL1, clk, enable);
+}
+
+static int s5pv310_clk_ip_cam_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKGATE_IP_CAM, clk, enable);
+}
+
+static int s5pv310_clk_ip_image_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKGATE_IP_IMAGE, clk, enable);
+}
+
+static int s5pv310_clk_ip_lcd0_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKGATE_IP_LCD0, clk, enable);
+}
+
+static int s5pv310_clk_ip_lcd1_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKGATE_IP_LCD1, clk, enable);
+}
+
+static int s5pv310_clk_ip_fsys_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable);
+}
+
 static int s5pv310_clk_ip_peril_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
 }
 
+static int s5pv310_clk_ip_perir_ctrl(struct clk *clk, int enable)
+{
+       return s5p_gatectrl(S5P_CLKGATE_IP_PERIR, clk, enable);
+}
+
 /* Core list of CMU_CPU side */
 
 static struct clksrc_clk clk_mout_apll = {
@@ -95,7 +155,7 @@ static struct clksrc_clk clk_mout_mpll = {
 };
 
 static struct clk *clkset_moutcore_list[] = {
-       [0] = &clk_sclk_apll.clk,
+       [0] = &clk_mout_apll.clk,
        [1] = &clk_mout_mpll.clk,
 };
 
@@ -298,6 +358,8 @@ static struct clksrc_clk clk_vpllsrc = {
        .clk    = {
                .name           = "vpll_src",
                .id             = -1,
+               .enable         = s5pv310_clksrc_mask_top_ctrl,
+               .ctrlbit        = (1 << 0),
        },
        .sources        = &clkset_vpllsrc,
        .reg_src        = { .reg = S5P_CLKSRC_TOP1, .shift = 0, .size = 1 },
@@ -329,7 +391,175 @@ static struct clk init_clocks_disable[] = {
                .parent         = &clk_aclk_100.clk,
                .enable         = s5pv310_clk_ip_peril_ctrl,
                .ctrlbit        = (1<<24),
-       }
+       }, {
+               .name           = "csis",
+               .id             = 0,
+               .enable         = s5pv310_clk_ip_cam_ctrl,
+               .ctrlbit        = (1 << 4),
+       }, {
+               .name           = "csis",
+               .id             = 1,
+               .enable         = s5pv310_clk_ip_cam_ctrl,
+               .ctrlbit        = (1 << 5),
+       }, {
+               .name           = "fimc",
+               .id             = 0,
+               .enable         = s5pv310_clk_ip_cam_ctrl,
+               .ctrlbit        = (1 << 0),
+       }, {
+               .name           = "fimc",
+               .id             = 1,
+               .enable         = s5pv310_clk_ip_cam_ctrl,
+               .ctrlbit        = (1 << 1),
+       }, {
+               .name           = "fimc",
+               .id             = 2,
+               .enable         = s5pv310_clk_ip_cam_ctrl,
+               .ctrlbit        = (1 << 2),
+       }, {
+               .name           = "fimc",
+               .id             = 3,
+               .enable         = s5pv310_clk_ip_cam_ctrl,
+               .ctrlbit        = (1 << 3),
+       }, {
+               .name           = "fimd",
+               .id             = 0,
+               .enable         = s5pv310_clk_ip_lcd0_ctrl,
+               .ctrlbit        = (1 << 0),
+       }, {
+               .name           = "fimd",
+               .id             = 1,
+               .enable         = s5pv310_clk_ip_lcd1_ctrl,
+               .ctrlbit        = (1 << 0),
+       }, {
+               .name           = "hsmmc",
+               .id             = 0,
+               .parent         = &clk_aclk_133.clk,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 5),
+       }, {
+               .name           = "hsmmc",
+               .id             = 1,
+               .parent         = &clk_aclk_133.clk,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 6),
+       }, {
+               .name           = "hsmmc",
+               .id             = 2,
+               .parent         = &clk_aclk_133.clk,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 7),
+       }, {
+               .name           = "hsmmc",
+               .id             = 3,
+               .parent         = &clk_aclk_133.clk,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 8),
+       }, {
+               .name           = "hsmmc",
+               .id             = 4,
+               .parent         = &clk_aclk_133.clk,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 9),
+       }, {
+               .name           = "sata",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 10),
+       }, {
+               .name           = "adc",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 15),
+       }, {
+               .name           = "rtc",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_perir_ctrl,
+               .ctrlbit        = (1 << 15),
+       }, {
+               .name           = "watchdog",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_perir_ctrl,
+               .ctrlbit        = (1 << 14),
+       }, {
+               .name           = "usbhost",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_fsys_ctrl ,
+               .ctrlbit        = (1 << 12),
+       }, {
+               .name           = "otg",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_fsys_ctrl,
+               .ctrlbit        = (1 << 13),
+       }, {
+               .name           = "spi",
+               .id             = 0,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 16),
+       }, {
+               .name           = "spi",
+               .id             = 1,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 17),
+       }, {
+               .name           = "spi",
+               .id             = 2,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 18),
+       }, {
+               .name           = "fimg2d",
+               .id             = -1,
+               .enable         = s5pv310_clk_ip_image_ctrl,
+               .ctrlbit        = (1 << 0),
+       }, {
+               .name           = "i2c",
+               .id             = 0,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 6),
+       }, {
+               .name           = "i2c",
+               .id             = 1,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 7),
+       }, {
+               .name           = "i2c",
+               .id             = 2,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 8),
+       }, {
+               .name           = "i2c",
+               .id             = 3,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 9),
+       }, {
+               .name           = "i2c",
+               .id             = 4,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 10),
+       }, {
+               .name           = "i2c",
+               .id             = 5,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 11),
+       }, {
+               .name           = "i2c",
+               .id             = 6,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 12),
+       }, {
+               .name           = "i2c",
+               .id             = 7,
+               .parent         = &clk_aclk_100.clk,
+               .enable         = s5pv310_clk_ip_peril_ctrl,
+               .ctrlbit        = (1 << 13),
+       },
 };
 
 static struct clk init_clocks[] = {
@@ -383,6 +613,104 @@ static struct clksrc_sources clkset_group = {
        .nr_sources     = ARRAY_SIZE(clkset_group_list),
 };
 
+static struct clk *clkset_mout_g2d0_list[] = {
+       [0] = &clk_mout_mpll.clk,
+       [1] = &clk_sclk_apll.clk,
+};
+
+static struct clksrc_sources clkset_mout_g2d0 = {
+       .sources        = clkset_mout_g2d0_list,
+       .nr_sources     = ARRAY_SIZE(clkset_mout_g2d0_list),
+};
+
+static struct clksrc_clk clk_mout_g2d0 = {
+       .clk    = {
+               .name           = "mout_g2d0",
+               .id             = -1,
+       },
+       .sources        = &clkset_mout_g2d0,
+       .reg_src        = { .reg = S5P_CLKSRC_IMAGE, .shift = 0, .size = 1 },
+};
+
+static struct clk *clkset_mout_g2d1_list[] = {
+       [0] = &clk_mout_epll.clk,
+       [1] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_mout_g2d1 = {
+       .sources        = clkset_mout_g2d1_list,
+       .nr_sources     = ARRAY_SIZE(clkset_mout_g2d1_list),
+};
+
+static struct clksrc_clk clk_mout_g2d1 = {
+       .clk    = {
+               .name           = "mout_g2d1",
+               .id             = -1,
+       },
+       .sources        = &clkset_mout_g2d1,
+       .reg_src        = { .reg = S5P_CLKSRC_IMAGE, .shift = 4, .size = 1 },
+};
+
+static struct clk *clkset_mout_g2d_list[] = {
+       [0] = &clk_mout_g2d0.clk,
+       [1] = &clk_mout_g2d1.clk,
+};
+
+static struct clksrc_sources clkset_mout_g2d = {
+       .sources        = clkset_mout_g2d_list,
+       .nr_sources     = ARRAY_SIZE(clkset_mout_g2d_list),
+};
+
+static struct clksrc_clk clk_dout_mmc0 = {
+       .clk            = {
+               .name           = "dout_mmc0",
+               .id             = -1,
+       },
+       .sources = &clkset_group,
+       .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 0, .size = 4 },
+       .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 0, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc1 = {
+       .clk            = {
+               .name           = "dout_mmc1",
+               .id             = -1,
+       },
+       .sources = &clkset_group,
+       .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 4, .size = 4 },
+       .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 16, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc2 = {
+       .clk            = {
+               .name           = "dout_mmc2",
+               .id             = -1,
+       },
+       .sources = &clkset_group,
+       .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 8, .size = 4 },
+       .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 0, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc3 = {
+       .clk            = {
+               .name           = "dout_mmc3",
+               .id             = -1,
+       },
+       .sources = &clkset_group,
+       .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 12, .size = 4 },
+       .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 16, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc4 = {
+       .clk            = {
+               .name           = "dout_mmc4",
+               .id             = -1,
+       },
+       .sources = &clkset_group,
+       .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 16, .size = 4 },
+       .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 0, .size = 4 },
+};
+
 static struct clksrc_clk clksrcs[] = {
        {
                .clk    = {
@@ -434,7 +762,200 @@ static struct clksrc_clk clksrcs[] = {
                .sources = &clkset_group,
                .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 24, .size = 4 },
                .reg_div = { .reg = S5P_CLKDIV_PERIL3, .shift = 0, .size = 4 },
-       },
+       }, {
+               .clk            = {
+                       .name           = "sclk_csis",
+                       .id             = 0,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 24),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 24, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 24, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_csis",
+                       .id             = 1,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 28),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 28, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_cam",
+                       .id             = 0,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 16),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 16, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_cam",
+                       .id             = 1,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 20),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 20, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 20, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimc",
+                       .id             = 0,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 0),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 0, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 0, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimc",
+                       .id             = 1,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 4),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 4, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 4, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimc",
+                       .id             = 2,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 8),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 8, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 8, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimc",
+                       .id             = 3,
+                       .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                       .ctrlbit        = (1 << 12),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 12, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 12, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimd",
+                       .id             = 0,
+                       .enable         = s5pv310_clksrc_mask_lcd0_ctrl,
+                       .ctrlbit        = (1 << 0),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_LCD0, .shift = 0, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_LCD0, .shift = 0, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimd",
+                       .id             = 1,
+                       .enable         = s5pv310_clksrc_mask_lcd1_ctrl,
+                       .ctrlbit        = (1 << 0),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_LCD1, .shift = 0, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_LCD1, .shift = 0, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_sata",
+                       .id             = -1,
+                       .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                       .ctrlbit        = (1 << 24),
+               },
+               .sources = &clkset_mout_corebus,
+               .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 24, .size = 1 },
+               .reg_div = { .reg = S5P_CLKDIV_FSYS0, .shift = 20, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_spi",
+                       .id             = 0,
+                       .enable         = s5pv310_clksrc_mask_peril1_ctrl,
+                       .ctrlbit        = (1 << 16),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 16, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 0, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_spi",
+                       .id             = 1,
+                       .enable         = s5pv310_clksrc_mask_peril1_ctrl,
+                       .ctrlbit        = (1 << 20),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 20, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 16, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_spi",
+                       .id             = 2,
+                       .enable         = s5pv310_clksrc_mask_peril1_ctrl,
+                       .ctrlbit        = (1 << 24),
+               },
+               .sources = &clkset_group,
+               .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 24, .size = 4 },
+               .reg_div = { .reg = S5P_CLKDIV_PERIL2, .shift = 0, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_fimg2d",
+                       .id             = -1,
+               },
+               .sources = &clkset_mout_g2d,
+               .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 8, .size = 1 },
+               .reg_div = { .reg = S5P_CLKDIV_IMAGE, .shift = 0, .size = 4 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_mmc",
+                       .id             = 0,
+                       .parent         = &clk_dout_mmc0.clk,
+                       .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                       .ctrlbit        = (1 << 0),
+               },
+               .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_mmc",
+                       .id             = 1,
+                       .parent         = &clk_dout_mmc1.clk,
+                       .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                       .ctrlbit        = (1 << 4),
+               },
+               .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_mmc",
+                       .id             = 2,
+                       .parent         = &clk_dout_mmc2.clk,
+                       .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                       .ctrlbit        = (1 << 8),
+               },
+               .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_mmc",
+                       .id             = 3,
+                       .parent         = &clk_dout_mmc3.clk,
+                       .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                       .ctrlbit        = (1 << 12),
+               },
+               .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 },
+       }, {
+               .clk            = {
+                       .name           = "sclk_mmc",
+                       .id             = 4,
+                       .parent         = &clk_dout_mmc4.clk,
+                       .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                       .ctrlbit        = (1 << 16),
+               },
+               .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 },
+       }
 };
 
 /* Clock initialization code */
@@ -462,6 +983,11 @@ static struct clksrc_clk *sysclks[] = {
        &clk_aclk_100,
        &clk_aclk_160,
        &clk_aclk_133,
+       &clk_dout_mmc0,
+       &clk_dout_mmc1,
+       &clk_dout_mmc2,
+       &clk_dout_mmc3,
+       &clk_dout_mmc4,
 };
 
 void __init_or_cpufreq s5pv310_setup_clocks(void)