From: Joonyoung Shim <jy0922.shim@samsung.com>
Date: Wed, 8 Apr 2015 07:22:16 +0000 (+0900)
Subject: gpu: arm: midgard: remove clk and regulator control from exynos5422
X-Git-Tag: submit/tizen/20160405.082219~160
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0acd7d337cf1f682d653264374586b844b34b834;p=platform%2Fkernel%2Flinux-exynos.git

gpu: arm: midgard: remove clk and regulator control from exynos5422

Clk and regulator of mali will be controlled mali core codes.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
---

diff --git a/drivers/gpu/arm/midgard/platform/exynos5422/exynos5422.c b/drivers/gpu/arm/midgard/platform/exynos5422/exynos5422.c
index 68ebc38b0842..9b8548e19738 100644
--- a/drivers/gpu/arm/midgard/platform/exynos5422/exynos5422.c
+++ b/drivers/gpu/arm/midgard/platform/exynos5422/exynos5422.c
@@ -6,91 +6,17 @@
  * published by the Free Software Foundation.
  */
 
-#include <linux/clk.h>
-#include <linux/regulator/consumer.h>
 #include <mali_kbase.h>
 
 /* TODO: support DVFS */
 
-struct mali_data {
-	struct device	*dev;
-	struct clk	*g3d;
-	struct clk	*aclk_g3d;
-	struct regulator	*vdd_g3d;
-};
-
 static int exynos5422_platform_init(struct kbase_device *kbdev)
 {
-	struct device *dev = kbdev->dev;
-	struct mali_data *mali;
-	int ret;
-
-	mali = devm_kzalloc(dev, sizeof(*mali), GFP_KERNEL);
-	if (!mali)
-		return -ENOMEM;
-
-	mali->dev = dev;
-
-	/* TODO: check g3d power domain */
-
-	mali->g3d = devm_clk_get(dev, "g3d");
-	if (IS_ERR(mali->g3d)) {
-		dev_err(dev, "Failed to get g3d clk\n");
-		return PTR_ERR(mali->g3d);
-	}
-
-	/* TODO: check clock hierarchy & clock rate */
-	mali->aclk_g3d = devm_clk_get(dev, "aclk_g3d");
-	if (IS_ERR(mali->aclk_g3d)) {
-		dev_err(dev, "Failed to get aclk_g3d clk\n");
-		return PTR_ERR(mali->aclk_g3d);
-	}
-
-	mali->vdd_g3d = devm_regulator_get(dev, "vdd_g3d");
-	if (IS_ERR(mali->vdd_g3d)) {
-		dev_err(dev, "Failed to get vdd_g3d regulator\n");
-		return PTR_ERR(mali->vdd_g3d);
-	}
-
-	ret = clk_prepare_enable(mali->g3d);
-	if (ret < 0) {
-		dev_err(dev, "Failed to enable g3d clk\n");
-		return ret;
-	}
-
-	ret = clk_prepare_enable(mali->aclk_g3d);
-	if (ret < 0) {
-		dev_err(dev, "Failed to enable aclk_g3d clk\n");
-		goto err;
-	}
-
-	/* TODO: check regulator voltage */
-	ret = regulator_enable(mali->vdd_g3d);
-	if (ret < 0) {
-		dev_err(dev, "Failed to enable vdd_g3d regulator\n");
-		goto err_aclk_g3d;
-	}
-
-	kbdev->platform_context = mali;
-
 	return 0;
-
-err_aclk_g3d:
-	clk_disable_unprepare(mali->aclk_g3d);
-err:
-	clk_disable_unprepare(mali->g3d);
-	return ret;
 }
 
 static void exynos5422_platform_term(struct kbase_device *kbdev)
 {
-	struct mali_data *mali = kbdev->platform_context;
-
-	regulator_disable(mali->vdd_g3d);
-	clk_disable_unprepare(mali->aclk_g3d);
-	clk_disable_unprepare(mali->g3d);
-
-	kbdev->platform_context = NULL;
 }
 
 static struct kbase_platform_funcs_conf exynos5422_platform_funcs = {