Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753058Ab3G3Ooz (ORCPT ); Tue, 30 Jul 2013 10:44:55 -0400 Received: from mail.free-electrons.com ([94.23.35.102]:42111 "EHLO mail.free-electrons.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751246Ab3G3Oow (ORCPT ); Tue, 30 Jul 2013 10:44:52 -0400 From: Maxime Ripard To: Mike Turquette Cc: Emilio Lopez , kevin.z.m.zh@gmail.com, sunny@allwinnertech.com, shuge@allwinnertech.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Maxime Ripard Subject: [PATCH 2/4] clk: sunxi: Allow to specify the divider width from the dividers data Date: Tue, 30 Jul 2013 16:44:20 +0200 Message-Id: <1375195462-19566-3-git-send-email-maxime.ripard@free-electrons.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1375195462-19566-1-git-send-email-maxime.ripard@free-electrons.com> References: <1375195462-19566-1-git-send-email-maxime.ripard@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1914 Lines: 69 The divider width used to be hardcoded. Some A31 dividers are no longer with the hardcoded width, so we need to make it specific to each divider and set it in the dividers data. Signed-off-by: Maxime Ripard --- drivers/clk/sunxi/clk-sunxi.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c index 3c91888..6e9cbc9 100644 --- a/drivers/clk/sunxi/clk-sunxi.c +++ b/drivers/clk/sunxi/clk-sunxi.c @@ -277,26 +277,28 @@ static void __init sunxi_mux_clk_setup(struct device_node *node, * sunxi_divider_clk_setup() - Setup function for simple divider clocks */ -#define SUNXI_DIVISOR_WIDTH 2 - struct div_data { - u8 shift; - u8 pow; + u8 shift; + u8 pow; + u8 width; }; static const __initconst struct div_data sun4i_axi_data = { - .shift = 0, - .pow = 0, + .shift = 0, + .pow = 0, + .width = 2, }; static const __initconst struct div_data sun4i_ahb_data = { - .shift = 4, - .pow = 1, + .shift = 4, + .pow = 1, + .width = 2, }; static const __initconst struct div_data sun4i_apb0_data = { - .shift = 8, - .pow = 1, + .shift = 8, + .pow = 1, + .width = 2, }; static void __init sunxi_divider_clk_setup(struct device_node *node, @@ -312,7 +314,7 @@ static void __init sunxi_divider_clk_setup(struct device_node *node, clk_parent = of_clk_get_parent_name(node, 0); clk = clk_register_divider(NULL, clk_name, clk_parent, 0, - reg, data->shift, SUNXI_DIVISOR_WIDTH, + reg, data->shift, data->width, data->pow ? CLK_DIVIDER_POWER_OF_TWO : 0, &clk_lock); if (clk) { -- 1.8.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/