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Wed, 28 Aug 2019 13:56:26 +0800 From: Chunfeng Yun To: Rob Herring , Stephen Boyd Subject: [PATCH 2/2] clk: mediatek: add pericfg clocks for MT8183 Date: Wed, 28 Aug 2019 13:55:55 +0800 Message-ID: <1566971755-21217-2-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1566971755-21217-1-git-send-email-chunfeng.yun@mediatek.com> References: <1566971755-21217-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: D64A18BE0E67B75CFF0178547373DF7B913A420C3974F69A674CFB0CE0B7E9842000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190827_225633_448619_4E34F805 X-CRM114-Status: GOOD ( 10.81 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Ryder Lee , Weiyi Lu , Michael Turquette , linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Chunfeng Yun , Nicolas Boichat , linux-mediatek@lists.infradead.org, Matthias Brugger , Erin Lo , linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Add pericfg clocks for MT8183, it's used when support USB remote wakeup Cc: Weiyi Lu Signed-off-by: Chunfeng Yun --- drivers/clk/mediatek/clk-mt8183.c | 35 ++++++++++++++++++++++++++ include/dt-bindings/clock/mt8183-clk.h | 4 +++ 2 files changed, 39 insertions(+) diff --git a/drivers/clk/mediatek/clk-mt8183.c b/drivers/clk/mediatek/clk-mt8183.c index 1aa5f4059251..b19221bad0c9 100644 --- a/drivers/clk/mediatek/clk-mt8183.c +++ b/drivers/clk/mediatek/clk-mt8183.c @@ -999,6 +999,25 @@ static const struct mtk_gate infra_clks[] = { "msdc50_0_sel", 24), }; +static const struct mtk_gate_regs peri_cg_regs = { + .set_ofs = 0x20c, + .clr_ofs = 0x20c, + .sta_ofs = 0x20c, +}; + +#define GATE_PERI(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &peri_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr_inv, \ +} + +static const struct mtk_gate peri_clks[] = { + GATE_PERI(CLK_PERI_AXI, "periaxi", "axi_sel", 31), +}; + static const struct mtk_gate_regs apmixed_cg_regs = { .set_ofs = 0x20, .clr_ofs = 0x20, @@ -1194,6 +1213,19 @@ static int clk_mt8183_infra_probe(struct platform_device *pdev) return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); } +static int clk_mt8183_peri_probe(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + + clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK); + + mtk_clk_register_gates(node, peri_clks, ARRAY_SIZE(peri_clks), + clk_data); + + return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); +} + static int clk_mt8183_mcu_probe(struct platform_device *pdev) { struct clk_onecell_data *clk_data; @@ -1223,6 +1255,9 @@ static const struct of_device_id of_match_clk_mt8183[] = { }, { .compatible = "mediatek,mt8183-infracfg", .data = clk_mt8183_infra_probe, + }, { + .compatible = "mediatek,mt8183-pericfg", + .data = clk_mt8183_peri_probe, }, { .compatible = "mediatek,mt8183-mcucfg", .data = clk_mt8183_mcu_probe, diff --git a/include/dt-bindings/clock/mt8183-clk.h b/include/dt-bindings/clock/mt8183-clk.h index 0046506eb24c..a7b470b0ec8a 100644 --- a/include/dt-bindings/clock/mt8183-clk.h +++ b/include/dt-bindings/clock/mt8183-clk.h @@ -284,6 +284,10 @@ #define CLK_INFRA_FBIST2FPC 100 #define CLK_INFRA_NR_CLK 101 +/* PERICFG */ +#define CLK_PERI_AXI 0 +#define CLK_PERI_NR_CLK 1 + /* MFGCFG */ #define CLK_MFG_BG3D 0 #define CLK_MFG_NR_CLK 1