From: Kever Yang <kever.yang@rock-chips.com>
Date: Wed, 28 Aug 2019 08:23:51 +0000 (+0800)
Subject: rockchip: clk: rk3399: remove clk_enable()
X-Git-Tag: v2019.10-rc4~13^2~5
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=445f85fc8e5a7806b3b1e704463455dd8d6df8f9;p=oweals%2Fu-boot.git

rockchip: clk: rk3399: remove clk_enable()

There is no real driver for clk enable/disable now, and we actually
don't need it now, remove it so that not waste CPU cycles and code size.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
---

diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index d9950c159b..a273bd1beb 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -1062,49 +1062,12 @@ static int __maybe_unused rk3399_clk_set_parent(struct clk *clk,
 	return -ENOENT;
 }
 
-static int rk3399_clk_enable(struct clk *clk)
-{
-	switch (clk->id) {
-	case HCLK_HOST0:
-	case HCLK_HOST0_ARB:
-	case HCLK_HOST1:
-	case HCLK_HOST1_ARB:
-		return 0;
-
-	case SCLK_MAC:
-	case SCLK_MAC_RX:
-	case SCLK_MAC_TX:
-	case SCLK_MACREF:
-	case SCLK_MACREF_OUT:
-	case ACLK_GMAC:
-	case PCLK_GMAC:
-		/* Required to successfully probe the Designware GMAC driver */
-		return 0;
-
-	case SCLK_USB3OTG0_REF:
-	case SCLK_USB3OTG1_REF:
-	case SCLK_USB3OTG0_SUSPEND:
-	case SCLK_USB3OTG1_SUSPEND:
-	case ACLK_USB3OTG0:
-	case ACLK_USB3OTG1:
-	case ACLK_USB3_RKSOC_AXI_PERF:
-	case ACLK_USB3:
-	case ACLK_USB3_GRF:
-		/* Required to successfully probe the Designware USB3 driver */
-		return 0;
-	}
-
-	debug("%s: unsupported clk %ld\n", __func__, clk->id);
-	return -ENOENT;
-}
-
 static struct clk_ops rk3399_clk_ops = {
 	.get_rate = rk3399_clk_get_rate,
 	.set_rate = rk3399_clk_set_rate,
 #if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
 	.set_parent = rk3399_clk_set_parent,
 #endif
-	.enable = rk3399_clk_enable,
 };
 
 #ifdef CONFIG_SPL_BUILD