linux-kernel - [PATCH 1/3] clk: imx8: Add DSP related clocks

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Message-Id: <20190718151346.3523-2-daniel.baluta@nxp.com>
Date:   Thu, 18 Jul 2019 18:13:44 +0300
From:   Daniel Baluta <daniel.baluta@....com>
To:     shawnguo@...nel.org
Cc:     robh+dt@...nel.org, mark.rutland@....com, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        daniel.baluta@....com, shengjiu.wang@....com, paul.olaru@....com,
        aisheng.dong@....com, leonard.crestez@....com, anson.huang@....com,
        peng.fan@....com, Frank.Li@....com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        sound-open-firmware@...a-project.org
Subject: [PATCH 1/3] clk: imx8: Add DSP related clocks

i.MX8QXP contains Hifi4 DSP. There are four clocks
associated with DSP:
  * dsp_lpcg_core_clk
  * dsp_lpcg_ipg_clk
  * dsp_lpcg_adb_aclk
  * ocram_lpcg_ipg_clk

Signed-off-by: Daniel Baluta <daniel.baluta@....com>
Reviewed-by: Dong Aisheng <aisheng.dong@....com>
---
 drivers/clk/imx/clk-imx8qxp-lpcg.c     | 5 +++++
 include/dt-bindings/clock/imx8-clock.h | 6 +++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/imx/clk-imx8qxp-lpcg.c b/drivers/clk/imx/clk-imx8qxp-lpcg.c
index fb6edf1b8aa2..c0aff7ca6374 100644
--- a/drivers/clk/imx/clk-imx8qxp-lpcg.c
+++ b/drivers/clk/imx/clk-imx8qxp-lpcg.c
@@ -72,6 +72,11 @@ static const struct imx8qxp_lpcg_data imx8qxp_lpcg_adma[] = {
 	{ IMX_ADMA_LPCG_I2C2_CLK, "i2c2_lpcg_clk", "i2c2_clk", 0, ADMA_LPI2C_2_LPCG, 0, 0, },
 	{ IMX_ADMA_LPCG_I2C3_IPG_CLK, "i2c3_lpcg_ipg_clk", "dma_ipg_clk_root", 0, ADMA_LPI2C_3_LPCG, 16, 0, },
 	{ IMX_ADMA_LPCG_I2C3_CLK, "i2c3_lpcg_clk", "i2c3_clk", 0, ADMA_LPI2C_3_LPCG, 0, 0, },
+
+	{ IMX_ADMA_LPCG_DSP_CORE_CLK, "dsp_lpcg_core_clk", "dma_ipg_clk_root", 0, ADMA_HIFI_LPCG, 28, 0, },
+	{ IMX_ADMA_LPCG_DSP_IPG_CLK, "dsp_lpcg_ipg_clk", "dma_ipg_clk_root", 0, ADMA_HIFI_LPCG, 20, 0, },
+	{ IMX_ADMA_LPCG_DSP_ADB_CLK, "dsp_lpcg_adb_clk", "dma_ipg_clk_root", 0, ADMA_HIFI_LPCG, 16, 0, },
+	{ IMX_ADMA_LPCG_OCRAM_IPG_CLK, "ocram_lpcg_ipg_clk", "dma_ipg_clk_root", 0, ADMA_OCRAM_LPCG, 16, 0, },
 };
 
 static const struct imx8qxp_ss_lpcg imx8qxp_ss_adma = {
diff --git a/include/dt-bindings/clock/imx8-clock.h b/include/dt-bindings/clock/imx8-clock.h
index 4236818e3be5..673a8c662340 100644
--- a/include/dt-bindings/clock/imx8-clock.h
+++ b/include/dt-bindings/clock/imx8-clock.h
@@ -283,7 +283,11 @@
 #define IMX_ADMA_LPCG_PWM_IPG_CLK			38
 #define IMX_ADMA_LPCG_LCD_PIX_CLK			39
 #define IMX_ADMA_LPCG_LCD_APB_CLK			40
+#define IMX_ADMA_LPCG_DSP_ADB_CLK			41
+#define IMX_ADMA_LPCG_DSP_IPG_CLK			42
+#define IMX_ADMA_LPCG_DSP_CORE_CLK			43
+#define IMX_ADMA_LPCG_OCRAM_IPG_CLK			44
 
-#define IMX_ADMA_LPCG_CLK_END				41
+#define IMX_ADMA_LPCG_CLK_END				45
 
 #endif /* __DT_BINDINGS_CLOCK_IMX_H */
-- 
2.17.1