clk: exynos4: Add additional G2D clocks

Add G2D clocks for Exynos4x12 SoC and sclk_fimg2d required by G2D
IP.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Thomas Abraham <thomas.abraham@linaro.org>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/Documentation/devicetree/bindings/clock/exynos4-clock.txt b/Documentation/devicetree/bindings/clock/exynos4-clock.txt
index ea5e26f..14d5c2a 100644 (file)
--- a/Documentation/devicetree/bindings/clock/exynos4-clock.txt
+++ b/Documentation/devicetree/bindings/clock/exynos4-clock.txt
@@ -102,6 +102,7 @@ Exynos4 SoC and this is specified where applicable.
   sclk_spi0_isp       174     Exynos4x12
   sclk_spi1_isp       175     Exynos4x12
   sclk_uart_isp       176     Exynos4x12
+  sclk_fimg2d         177
 
              [Peripheral Clock Gates]
 
@@ -129,7 +130,7 @@ Exynos4 SoC and this is specified where applicable.
   smmu_mfcl           274
   smmu_mfcr           275
   g3d                 276
-  g2d                 277     Exynos4210
+  g2d                 277
   rotator             278     Exynos4210
   mdma                279     Exynos4210
   smmu_g2d            280     Exynos4210

diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index 3c1f888..addc738 100644 (file)
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -151,7 +151,7 @@ enum exynos4_clks {
        sclk_audio1, sclk_audio2, sclk_spdif, sclk_spi0, sclk_spi1, sclk_spi2,
        sclk_slimbus, sclk_fimd1, sclk_mipi1, sclk_pcm1, sclk_pcm2, sclk_i2s1,
        sclk_i2s2, sclk_mipihsi, sclk_mfc, sclk_pcm0, sclk_g3d, sclk_pwm_isp,
-       sclk_spi0_isp, sclk_spi1_isp, sclk_uart_isp,
+       sclk_spi0_isp, sclk_spi1_isp, sclk_uart_isp, sclk_fimg2d,
 
        /* gate clocks */
        fimc0 = 256, fimc1, fimc2, fimc3, csis0, csis1, jpeg, smmu_fimc0,
@@ -484,6 +484,9 @@ struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = {
        MUX(none, "mout_spi0_isp", group1_p4x12, E4X12_SRC_ISP, 4, 4),
        MUX(none, "mout_spi1_isp", group1_p4x12, E4X12_SRC_ISP, 8, 4),
        MUX(none, "mout_uart_isp", group1_p4x12, E4X12_SRC_ISP, 12, 4),
+       MUX(none, "mout_g2d0", sclk_ampll_p4210, SRC_DMC, 20, 1),
+       MUX(none, "mout_g2d1", sclk_evpll_p, SRC_DMC, 24, 1),
+       MUX(none, "mout_g2d", mout_g2d_p, SRC_DMC, 28, 1),
 };
 
 /* list of divider clocks supported in all exynos4 soc's */
@@ -552,7 +555,7 @@ struct samsung_div_clock exynos4_div_clks[] __initdata = {
 /* list of divider clocks supported in exynos4210 soc */
 struct samsung_div_clock exynos4210_div_clks[] __initdata = {
        DIV(aclk200, "aclk200", "mout_aclk200", DIV_TOP, 0, 3),
-       DIV(none, "div_g2d", "mout_g2d", DIV_IMAGE, 0, 4),
+       DIV(sclk_fimg2d, "sclk_fimg2d", "mout_g2d", DIV_IMAGE, 0, 4),
        DIV(none, "div_fimd1", "mout_fimd1", E4210_DIV_LCD1, 0, 4),
        DIV(none, "div_mipi1", "mout_mipi1", E4210_DIV_LCD1, 16, 4),
        DIV(none, "div_sata", "mout_sata", DIV_FSYS0, 20, 4),
@@ -582,6 +585,7 @@ struct samsung_div_clock exynos4x12_div_clks[] __initdata = {
        DIV(none, "div_mpwm", "div_isp1", E4X12_DIV_ISP1, 0, 3),
        DIV(div_mcuisp0, "div_mcuisp0", "aclk400_mcuisp", E4X12_DIV_ISP1, 4, 3),
        DIV(div_mcuisp1, "div_mcuisp1", "div_mcuisp0", E4X12_DIV_ISP1, 8, 3),
+       DIV(sclk_fimg2d, "sclk_fimg2d", "mout_g2d", DIV_DMC1, 0, 4),
 };
 
 /* list of gate clocks supported in all exynos4 soc's */
@@ -909,6 +913,7 @@ struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = {
                        CLK_IGNORE_UNUSED, 0),
        GATE(spi1_isp, "spi1_isp", "aclk200", E4X12_GATE_ISP1, 13,
                        CLK_IGNORE_UNUSED, 0),
+       GATE(g2d, "g2d", "aclk200", GATE_IP_DMC, 23, 0, 0),
 };
 
 /*