[PATCH] clk: imx8: Add DSP related clocks

From: Daniel Baluta
Date: Tue Jul 02 2019 - 11:20:14 EST


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@xxxxxxx>
---
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