From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chen-Yu Tsai Subject: [PATCH 04/22] clk: sunxi: move "ahb_sdram" to protected clock list Date: Fri, 23 May 2014 15:51:07 +0800 Message-ID: <1400831485-28576-5-git-send-email-wens@csie.org> References: <1400831485-28576-1-git-send-email-wens@csie.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1400831485-28576-1-git-send-email-wens@csie.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Greg Kroah-Hartman , Samuel Ortiz , Lee Jones , Maxime Ripard , Rob Herring , Mike Turquette , Emilio Lopez , Linus Walleij Cc: devicetree@vger.kernel.org, Boris BREZILLON , Luc Verhaegen , linux-kernel@vger.kernel.org, Hans de Goede , Chen-Yu Tsai , linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org With sunxi_gates clocks registered with clkdev, we can use the protected clocks list to enable the "ahb_sdram" clock, instead of looking for it and adding CLK_IGNORE_UNUSED inline in the clock setup code. Signed-off-by: Chen-Yu Tsai --- drivers/clk/sunxi/clk-sunxi.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c index 3e33bc1..b2c6d12 100644 --- a/drivers/clk/sunxi/clk-sunxi.c +++ b/drivers/clk/sunxi/clk-sunxi.c @@ -870,7 +870,6 @@ static void __init sunxi_gates_clk_setup(struct device_node *node, int qty; int i = 0; int j = 0; - int ignore; reg = of_iomap(node, 0); @@ -891,15 +890,12 @@ static void __init sunxi_gates_clk_setup(struct device_node *node, of_property_read_string_index(node, "clock-output-names", j, &clk_name); - /* No driver claims this clock, but it should remain gated */ - ignore = !strcmp("ahb_sdram", clk_name) ? CLK_IGNORE_UNUSED : 0; - clk_data->clks[i] = clk_register_gate(NULL, clk_name, - clk_parent, ignore, + clk_parent, 0, reg + 4 * (i/32), i % 32, 0, &clk_lock); WARN_ON(IS_ERR(clk_data->clks[i])); - clk_register_clkdev(clks[i], clk_name, NULL); + clk_register_clkdev(clk_data->clks[i], clk_name, NULL); j++; } @@ -1204,6 +1200,7 @@ static void __init sunxi_init_clocks(const char *clocks[], int nclocks) static const char *sun4i_a10_critical_clocks[] __initdata = { "pll5_ddr", + "ahb_sdram", }; static void __init sun4i_a10_init_clocks(void) @@ -1216,6 +1213,7 @@ CLK_OF_DECLARE(sun4i_a10_clk_init, "allwinner,sun4i-a10", sun4i_a10_init_clocks) static const char *sun5i_critical_clocks[] __initdata = { "mbus", "pll5_ddr", + "ahb_sdram", }; static void __init sun5i_init_clocks(void) -- 2.0.0.rc2