[media] exynos4-is: Add support for all required clocks

This patch adds 3 more clocks to Exynos4 ISP driver. Enabling them is
needed to make the hardware operational. Till now it worked only because
those clocks were registered with IGNORE_UNUSED flag and were enabled
by default after SoC reset.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/Documentation/devicetree/bindings/media/exynos4-fimc-is.txt b/Documentation/devicetree/bindings/media/exynos4-fimc-is.txt
index 55c9ad6..32ced99 100644 (file)
--- a/Documentation/devicetree/bindings/media/exynos4-fimc-is.txt
+++ b/Documentation/devicetree/bindings/media/exynos4-fimc-is.txt
@@ -16,9 +16,10 @@ Required properties:
 - clocks       : list of clock specifiers, corresponding to entries in
                  clock-names property;
 - clock-names  : must contain "ppmuispx", "ppmuispx", "lite0", "lite1"
-                 "mpll", "sysreg", "isp", "drc", "fd", "mcuisp", "uart",
-                 "ispdiv0", "ispdiv1", "mcuispdiv0", "mcuispdiv1", "aclk200",
-                 "div_aclk200", "aclk400mcuisp", "div_aclk400mcuisp" entries,
+                 "mpll", "sysreg", "isp", "drc", "fd", "mcuisp", "gicisp",
+                 "pwm_isp", "mcuctl_isp", "uart", "ispdiv0", "ispdiv1",
+                 "mcuispdiv0", "mcuispdiv1", "aclk200", "div_aclk200",
+                 "aclk400mcuisp", "div_aclk400mcuisp" entries,
                  matching entries in the clocks property.
 pmu subnode
 -----------

diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index 13c779d..313ab10 100644 (file)
--- a/drivers/media/platform/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -52,6 +52,9 @@ static char *fimc_is_clocks[ISS_CLKS_MAX] = {
        [ISS_CLK_DRC]                   = "drc",
        [ISS_CLK_FD]                    = "fd",
        [ISS_CLK_MCUISP]                = "mcuisp",
+       [ISS_CLK_GICISP]                = "gicisp",
+       [ISS_CLK_PWM_ISP]               = "pwm_isp",
+       [ISS_CLK_MCUCTL_ISP]            = "mcuctl_isp",
        [ISS_CLK_UART]                  = "uart",
        [ISS_CLK_ISP_DIV0]              = "ispdiv0",
        [ISS_CLK_ISP_DIV1]              = "ispdiv1",

diff --git a/drivers/media/platform/exynos4-is/fimc-is.h b/drivers/media/platform/exynos4-is/fimc-is.h
index 3a82c6a..ee05da0 100644 (file)
--- a/drivers/media/platform/exynos4-is/fimc-is.h
+++ b/drivers/media/platform/exynos4-is/fimc-is.h
@@ -77,6 +77,9 @@ enum {
        ISS_CLK_DRC,
        ISS_CLK_FD,
        ISS_CLK_MCUISP,
+       ISS_CLK_GICISP,
+       ISS_CLK_PWM_ISP,
+       ISS_CLK_MCUCTL_ISP,
        ISS_CLK_UART,
        ISS_GATE_CLKS_MAX,
        ISS_CLK_ISP_DIV0 = ISS_GATE_CLKS_MAX,