From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhengxing@rock-chips.com (Xing Zheng) Date: Mon, 28 Mar 2016 14:11:13 +0800 Subject: [PATCH v5 4/4] clk: rockchip: add clock controller for the RK3399 In-Reply-To: <9181730.v9nyazlRXy@phil> References: <1458974276-10325-1-git-send-email-zhengxing@rock-chips.com> <1458974276-10325-5-git-send-email-zhengxing@rock-chips.com> <9181730.v9nyazlRXy@phil> Message-ID: <56F8CB01.2070709@rock-chips.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Heiko, On 2016?03?28? 08:13, Heiko Stuebner wrote: > Hi Xing, > > Am Samstag, 26. M?rz 2016, 14:37:56 schrieb Xing Zheng: >> Add the clock tree definition for the new RK3399 SoC. >> >> Signed-off-by: Xing Zheng >> --- > [...] > >> + /* >> + * We use pclkin_cifinv by default GRF_SOC_CON20[9] (GSC20_9) setting in >> system, + * so we ignore the mux and make clocks nodes as following, >> + * >> + * pclkin_cifinv --|-------\ >> + * |GSC20_9|-- pclkin_cifmux >> + * pclkin_cif --|-------/ >> + */ >> + GATE(PCLK_ISP1_WRAPPER, "pclkin_isp1_wrapper", "pclkin_cifmux", > please name that source clock pclkin_cif as in the TRM. > pclkin_cif is the actual input clock - if I'm reading the TRM correctly and > the inverter is part of the soc or so? > > That we currently hide / hardcode the phase-handling should not be part of > our outside connection - which should be stable even if we implement this > later. > > Yes, I think I will modify them like this: GATE(PCLK_ISP1_WRAPPER, "pclkin_isp1_wrapper", "pclkin_cif", CLK_IGNORE_UNUSED, RK3399_CLKGATE_CON(27), 6, GFLAGS), Thanks. -- - Xing Zheng