Re: [PATCH v2 08/17] clk: imx8mp: Add audio shared gate

2020-08-17 Thread Dong Aisheng
On Fri, Aug 14, 2020 at 8:12 PM Abel Vesa  wrote:
>
> According to the RM, the CCGR101 is shared for the following root clocks:
> - AUDIO_AHB_CLK_ROOT
> - AUDIO_AXI_CLK_ROOT
> - SAI2_CLK_ROOT
> - SAI3_CLK_ROOT
> - SAI5_CLK_ROOT
> - SAI6_CLK_ROOT
> - SAI7_CLK_ROOT
> - PDM_CLK_ROOT
>
> Signed-off-by: Abel Vesa 

Reviewed-by: Dong Aisheng 

Regards
Aisheng


[PATCH v2 08/17] clk: imx8mp: Add audio shared gate

2020-08-14 Thread Abel Vesa
According to the RM, the CCGR101 is shared for the following root clocks:
- AUDIO_AHB_CLK_ROOT
- AUDIO_AXI_CLK_ROOT
- SAI2_CLK_ROOT
- SAI3_CLK_ROOT
- SAI5_CLK_ROOT
- SAI6_CLK_ROOT
- SAI7_CLK_ROOT
- PDM_CLK_ROOT

Signed-off-by: Abel Vesa 
---
 drivers/clk/imx/clk-imx8mp.c | 12 +++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c
index ca74771..462c558 100644
--- a/drivers/clk/imx/clk-imx8mp.c
+++ b/drivers/clk/imx/clk-imx8mp.c
@@ -17,6 +17,7 @@
 
 static u32 share_count_nand;
 static u32 share_count_media;
+static u32 share_count_audio;
 
 static const char * const pll_ref_sels[] = { "osc_24m", "dummy", "dummy", 
"dummy", };
 static const char * const audio_pll1_bypass_sels[] = {"audio_pll1", 
"audio_pll1_ref_sel", };
@@ -731,7 +732,16 @@ static int imx8mp_clocks_probe(struct platform_device 
*pdev)
hws[IMX8MP_CLK_HDMI_ROOT] = imx_clk_hw_gate4("hdmi_root_clk", 
"hdmi_axi", ccm_base + 0x45f0, 0);
hws[IMX8MP_CLK_TSENSOR_ROOT] = imx_clk_hw_gate4("tsensor_root_clk", 
"ipg_root", ccm_base + 0x4620, 0);
hws[IMX8MP_CLK_VPU_ROOT] = imx_clk_hw_gate4("vpu_root_clk", "vpu_bus", 
ccm_base + 0x4630, 0);
-   hws[IMX8MP_CLK_AUDIO_ROOT] = imx_clk_hw_gate4("audio_root_clk", 
"ipg_root", ccm_base + 0x4650, 0);
+
+   hws[IMX8MP_CLK_AUDIO_AHB_ROOT] = 
imx_clk_hw_gate2_shared2("audio_ahb_root", "audio_ahb", ccm_base + 0x4650, 0, 
_count_audio);
+   hws[IMX8MP_CLK_AUDIO_AXI_ROOT] = 
imx_clk_hw_gate2_shared2("audio_axi_root", "audio_axi", ccm_base + 0x4650, 0, 
_count_audio);
+   hws[IMX8MP_CLK_SAI1_ROOT] = imx_clk_hw_gate2_shared2("sai1_root", 
"sai1", ccm_base + 0x4650, 0, _count_audio);
+   hws[IMX8MP_CLK_SAI2_ROOT] = imx_clk_hw_gate2_shared2("sai2_root", 
"sai2", ccm_base + 0x4650, 0, _count_audio);
+   hws[IMX8MP_CLK_SAI3_ROOT] = imx_clk_hw_gate2_shared2("sai3_root", 
"sai3", ccm_base + 0x4650, 0, _count_audio);
+   hws[IMX8MP_CLK_SAI5_ROOT] = imx_clk_hw_gate2_shared2("sai5_root", 
"sai5", ccm_base + 0x4650, 0, _count_audio);
+   hws[IMX8MP_CLK_SAI6_ROOT] = imx_clk_hw_gate2_shared2("sai6_root", 
"sai6", ccm_base + 0x4650, 0, _count_audio);
+   hws[IMX8MP_CLK_SAI7_ROOT] = imx_clk_hw_gate2_shared2("sai7_root", 
"sai7", ccm_base + 0x4650, 0, _count_audio);
+   hws[IMX8MP_CLK_PDM_ROOT] = imx_clk_hw_gate2_shared2("pdm_root", "pdm", 
ccm_base + 0x4650, 0, _count_audio);
 
hws[IMX8MP_CLK_ARM] = imx_clk_hw_cpu("arm", "arm_a53_core",
 hws[IMX8MP_CLK_A53_CORE]->clk,
-- 
2.7.4