From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753296AbbLIEJ1 (ORCPT ); Tue, 8 Dec 2015 23:09:27 -0500 Received: from mailout4.samsung.com ([203.254.224.34]:59167 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751855AbbLIEIX (ORCPT ); Tue, 8 Dec 2015 23:08:23 -0500 X-AuditID: cbfee68e-f793c6d00000136c-cf-5667a931f667 From: Chanwoo Choi To: myungjoo.ham@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Cc: kyungmin.park@samsung.com, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, tjakobi@math.uni-bielefeld.de, linux.amoon@gmail.com, cw00.choi@samsung.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 17/19] ARM: dts: Add support of bus frequency using VDD_INT for exynos3250-rinato Date: Wed, 09 Dec 2015 13:08:09 +0900 Message-id: <1449634091-1842-18-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1449634091-1842-1-git-send-email-cw00.choi@samsung.com> References: <1449634091-1842-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprHIsWRmVeSWpSXmKPExsWyRsSkWNdwZXqYwbZbRhbXvzxntZh/5Byr Rf+bhawW516tZLR4/cLQov/xa2aLs01v2C0u75rDZvG59wijxYzz+5gs1m28xW5x+zKvxdLr F5ksbjeuYLOYMH0ti0Xr3iPsFm2rP7A6CHqsmbeG0aOluYfN43JfL5PHzll32T1WLv/C5rFp VSebx79j7B59W1YxenzeJBfAGcVlk5Kak1mWWqRvl8CVsXKqcsFH7orPH04xNjCe4exi5OSQ EDCR+PfyMBuELSZx4d56IJuLQ0hgBaPEnOeP2LsYOcCKLm+rgojPYpRo+HSFGcL5wihx9sFh VpBuNgEtif0vboBNEhFwl/h6bzfYJGaBL0wSrZO/M4MkhAXSJA5N/wjWwCKgKvG2bRtYnFfA VeLfj9MsEGfISXzYA7KZk4MTKH5l+ztGEFtIwEXi2NMmJpChEgKNHBLTn21nghgkIPFt8iEW iFNlJTYdYIaYIylxcMUNlgmMwgsYGVYxiqYWJBcUJ6UXGekVJ+YWl+al6yXn525iBEbb6X/P +nYw3jxgfYhRgINRiYf3gkt6mBBrYllxZe4hRlOgDROZpUST84ExnVcSb2hsZmRhamJqbGRu aaYkzpsg9TNYSCA9sSQ1OzW1ILUovqg0J7X4ECMTB6dUA6N09Pfn+QvlCqf9qe7q4j65ZaFo u8z0BW/LFoaLlxtIXLcSiXVh/X8gsObhvytZ06z8eP/PZ/y7eUo7Y/Du18ce7n6n9tqiJHmZ mKTZreCs2Xmr/obfnrGNdSFLddPldfsWzreb9GbX8m3/zxow3ldOaPne6erE3/fmZ+jW5PSF wlc7Dbnlr6xQYinOSDTUYi4qTgQAtgpHLrECAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrNIsWRmVeSWpSXmKPExsVy+t9jQV3DlelhBmue6Vhc//Kc1WL+kXOs Fv1vFrJanHu1ktHi9QtDi/7Hr5ktzja9Ybe4vGsOm8Xn3iOMFjPO72OyWLfxFrvF7cu8Fkuv X2SyuN24gs1iwvS1LBate4+wW7St/sDqIOixZt4aRo+W5h42j8t9vUweO2fdZfdYufwLm8em VZ1sHv+OsXv0bVnF6PF5k1wAZ1QDo01GamJKapFCal5yfkpmXrqtkndwvHO8qZmBoa6hpYW5 kkJeYm6qrZKLT4CuW2YO0CtKCmWJOaVAoYDE4mIlfTtME0JD3HQtYBojdH1DguB6jAzQQMIa xoyVU5ULPnJXfP5wirGB8QxnFyMHh4SAicTlbVVdjJxAppjEhXvr2boYuTiEBGYxSjR8usIM 4XxhlDj74DArSBWbgJbE/hc32EBsEQF3ia/3doN1MAt8YZJonfydGSQhLJAmcWj6R7AGFgFV ibdt28DivAKuEv9+nGaBWCcn8WHPI3YQmxMofmX7O0YQW0jAReLY0yamCYy8CxgZVjFKpBYk FxQnpeca5aWW6xUn5haX5qXrJefnbmIER/Qz6R2Mh3e5H2IU4GBU4uG94JIeJsSaWFZcmXuI UYKDWUmEV6sWKMSbklhZlVqUH19UmpNafIjRFOiwicxSosn5wGSTVxJvaGxiZmRpZG5oYWRs riTOu+9SZJiQQHpiSWp2ampBahFMHxMHp1QDo1LlVI4TjkaBL7TjJ/vEnWhYXZiimKKzvN3s g9a+lXqiRxh//ruUaar19vKCFPUHsXqfEw2eu8w+EVr9jOVZxU8X+UvM1WWrpbp4JYM+5Exb LZjwbOexjcFv9vz7rFoVYfhj464NJ2xypb/ePWMb31wTetHYWuoC2zNjD+k3G9sfV10wM1v7 UomlOCPRUIu5qDgRADzuvP7+AgAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds the bus device-tree node of INT (internal) block to enable the bus frequency. The following sub-blocks share the VDD_INT power source: - LEFTBUS (parent device) - RIGHTBUS - PERIL - LCD0 - FSYS - MCUISP / ISP - MFC The LEFTBUS is parent device with devfreq ondemand governor and the rest devices has the dependency on LEFTBUS bus. Signed-off-by: Chanwoo Choi --- arch/arm/boot/dts/exynos3250-rinato.dts | 41 +++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts index 61477943015b..3a6ca68b68c3 100644 --- a/arch/arm/boot/dts/exynos3250-rinato.dts +++ b/arch/arm/boot/dts/exynos3250-rinato.dts @@ -681,6 +681,47 @@ status = "okay"; }; +&bus_leftbus { + devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>; + vdd-supply = <&buck3_reg>; + status = "okay"; +}; + +&bus_rightbus { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + +&bus_lcd0 { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + +&bus_fsys { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + +&bus_mcuisp { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + +&bus_isp { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + +&bus_peril { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + +&bus_mfc { + devfreq = <&bus_leftbus>; + status = "okay"; +}; + &xusbxti { clock-frequency = <24000000>; }; -- 1.9.1