From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philipp Zabel Subject: [PATCH v10 11/13] clk: mediatek: Add hdmi_ref HDMI PHY PLL reference clock output Date: Wed, 3 Feb 2016 20:26:00 +0100 Message-ID: <1454527562-28154-12-git-send-email-p.zabel@pengutronix.de> References: <1454527562-28154-1-git-send-email-p.zabel@pengutronix.de> Return-path: In-Reply-To: <1454527562-28154-1-git-send-email-p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: Rob Herring , Daniel Vetter , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Dave Airlie , Matthias Brugger , Cawa Cheng , CK Hu , YT Shen , Jitao Shi , Jie Qiu , Paul Bolle , Daniel Stone , Daniel Kurtz , Tomasz Figa , Yingjoe Chen , Michael Turquette , Stephen Boyd , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, Philipp Zabel List-Id: linux-mediatek@lists.infradead.org The configurable hdmi_ref output of the PLL block is derived from the tvdpll_594m clock signal via a configurable PLL post-divider. It is used as the PLL reference input to the HDMI PHY module. Signed-off-by: Philipp Zabel Acked-by: James Liao --- drivers/clk/mediatek/clk-mt8173.c | 5 +++++ include/dt-bindings/clock/mt8173-clk.h | 3 ++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c index 682b275..3ae0b88 100644 --- a/drivers/clk/mediatek/clk-mt8173.c +++ b/drivers/clk/mediatek/clk-mt8173.c @@ -1091,6 +1091,11 @@ static void __init mtk_apmixedsys_init(struct device_node *node) clk_data->clks[cku->id] = clk; } + clk = clk_register_divider(NULL, "hdmi_ref", "tvdpll_594m", 0, + base + 0x40, 16, 3, CLK_DIVIDER_POWER_OF_TWO, + NULL); + clk_data->clks[CLK_APMIXED_HDMI_REF] = clk; + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); if (r) pr_err("%s(): could not register clock provider: %d\n", diff --git a/include/dt-bindings/clock/mt8173-clk.h b/include/dt-bindings/clock/mt8173-clk.h index 7956ba1..6094bf7 100644 --- a/include/dt-bindings/clock/mt8173-clk.h +++ b/include/dt-bindings/clock/mt8173-clk.h @@ -176,7 +176,8 @@ #define CLK_APMIXED_LVDSPLL 13 #define CLK_APMIXED_MSDCPLL2 14 #define CLK_APMIXED_REF2USB_TX 15 -#define CLK_APMIXED_NR_CLK 16 +#define CLK_APMIXED_HDMI_REF 16 +#define CLK_APMIXED_NR_CLK 17 /* INFRA_SYS */ -- 2.7.0.rc3 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html