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@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/drivers/clk/imx/clk-imx8qxp-lpcg.c b/drivers/clk/imx/clk-imx8qxp-lpcg.c
index fb6edf1b8aa2688bc1ce7e2e2555698d8c01a583..c0aff7ca6374c951537e669e8b970309f4e7e167 100644 (file)
--- 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 4236818e3be56973d1b1c82d58be9a86dc3cd0fd..673a8c6623400e4b44c34f0526c5d39e99e5d6c2 100644 (file)
--- 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 */