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Tue, 4 Feb 2020 13:41:31 +0000 From: peng.fan@nxp.com To: shawnguo@kernel.org, s.hauer@pengutronix.de, sboyd@kernel.org, abel.vesa@nxp.com, aisheng.dong@nxp.com, leonard.crestez@nxp.com Cc: kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, ping.bai@nxp.com, Anson.Huang@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Peng Fan Subject: [PATCH 5/7] clk: imx: imx7ulp: add IMX7ULP_CLK_ARM_FREQ clk Date: Tue, 4 Feb 2020 21:34:35 +0800 Message-Id: <1580823277-13644-6-git-send-email-peng.fan@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1580823277-13644-1-git-send-email-peng.fan@nxp.com> References: <1580823277-13644-1-git-send-email-peng.fan@nxp.com> X-ClientProxiedBy: HK0PR03CA0107.apcprd03.prod.outlook.com (2603:1096:203:b0::23) To AM0PR04MB4481.eurprd04.prod.outlook.com (2603:10a6:208:70::15) MIME-Version: 1.0 Received: from localhost.localdomain (119.31.174.66) by HK0PR03CA0107.apcprd03.prod.outlook.com (2603:1096:203:b0::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2686.28 via Frontend Transport; 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The cpu in device tree needs use this index as clock. Signed-off-by: Peng Fan --- drivers/clk/imx/clk-imx7ulp.c | 15 ++++++++++++++- include/dt-bindings/clock/imx7ulp-clock.h | 3 ++- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/clk/imx/clk-imx7ulp.c b/drivers/clk/imx/clk-imx7ulp.c index 0620d6c8c072..daa770432bc8 100644 --- a/drivers/clk/imx/clk-imx7ulp.c +++ b/drivers/clk/imx/clk-imx7ulp.c @@ -56,6 +56,7 @@ static const int pcc3_uart_clk_ids[] __initconst = { static struct clk **pcc2_uart_clks[ARRAY_SIZE(pcc2_uart_clk_ids) + 1] __initdata; static struct clk **pcc3_uart_clks[ARRAY_SIZE(pcc3_uart_clk_ids) + 1] __initdata; +static struct clk_hw **hws_scg1; static void __init imx7ulp_clk_scg1_init(struct device_node *np) { struct clk_hw_onecell_data *clk_data; @@ -139,6 +140,8 @@ static void __init imx7ulp_clk_scg1_init(struct device_node *np) imx_check_clk_hws(hws, clk_data->num); + hws_scg1 = hws; + of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_data); } CLK_OF_DECLARE(imx7ulp_clk_scg1, "fsl,imx7ulp-scg1", imx7ulp_clk_scg1_init); @@ -270,7 +273,17 @@ static void __init imx7ulp_clk_smc1_init(struct device_node *np) base = of_iomap(np, 0); WARN_ON(!base); - hws[IMX7ULP_CLK_ARM] = imx_clk_hw_mux_flags("arm", base + 0x10, 8, 2, arm_sels, ARRAY_SIZE(arm_sels), CLK_IS_CRITICAL); + hws[IMX7ULP_CLK_ARM] = imx_clk_hw_mux_flags("arm", base + 0x10, 8, 2, arm_sels, ARRAY_SIZE(arm_sels), 0); + + hws[IMX7ULP_CLK_ARM_FREQ] = imx_clk_hw_cpuv2("arm_freq", "arm", + hws[IMX7ULP_CLK_ARM], + hws_scg1[IMX7ULP_CLK_CORE_DIV], + hws_scg1[IMX7ULP_CLK_HSRUN_CORE_DIV], + hws_scg1[IMX7ULP_CLK_SYS_SEL], + hws_scg1[IMX7ULP_CLK_HSRUN_SYS_SEL], + hws_scg1[IMX7ULP_CLK_SPLL_SEL], + hws_scg1[IMX7ULP_CLK_SPLL_PFD0], + hws_scg1[IMX7ULP_CLK_FIRC], CLK_IS_CRITICAL, 0); imx_check_clk_hws(hws, clk_data->num); diff --git a/include/dt-bindings/clock/imx7ulp-clock.h b/include/dt-bindings/clock/imx7ulp-clock.h index 38145bdcd975..ecd832dd1c9c 100644 --- a/include/dt-bindings/clock/imx7ulp-clock.h +++ b/include/dt-bindings/clock/imx7ulp-clock.h @@ -110,7 +110,8 @@ /* SMC1 */ #define IMX7ULP_CLK_ARM 0 +#define IMX7ULP_CLK_ARM_FREQ 1 -#define IMX7ULP_CLK_SMC1_END 1 +#define IMX7ULP_CLK_SMC1_END 2 #endif /* __DT_BINDINGS_CLOCK_IMX7ULP_H */