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Subject[PATCH 2/5] drm/amdgpu: create I2S platform devices for Jadeite platform
Date
Jadeite platform uses I2S MICSP instance.
Create platform devices for DMA controller and I2S controller for
Jadeite platform.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 293 +++++++++++++++---------
1 file changed, 184 insertions(+), 109 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
index af7b42056a89..d4b9fbc2654f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
@@ -266,125 +266,200 @@ static int acp_hw_init(void *handle)
adev->acp.acp_genpd->adev = adev;

pm_genpd_init(&adev->acp.acp_genpd->gpd, NULL, false);
+ dmi_check_system(acp_quirk_table);
+ switch (acp_machine_id) {
+ case ST_JADEITE:
+ {
+ adev->acp.acp_cell = kcalloc(2, sizeof(struct mfd_cell),
+ GFP_KERNEL);
+ if (!adev->acp.acp_cell) {
+ r = -ENOMEM;
+ goto failure;
+ }

- adev->acp.acp_cell = kcalloc(ACP_DEVS, sizeof(struct mfd_cell), GFP_KERNEL);
-
- if (!adev->acp.acp_cell) {
- r = -ENOMEM;
- goto failure;
- }
-
- adev->acp.acp_res = kcalloc(5, sizeof(struct resource), GFP_KERNEL);
- if (!adev->acp.acp_res) {
- r = -ENOMEM;
- goto failure;
- }
+ adev->acp.acp_res = kcalloc(3, sizeof(struct resource), GFP_KERNEL);
+ if (!adev->acp.acp_res) {
+ r = -ENOMEM;
+ goto failure;
+ }

- i2s_pdata = kcalloc(3, sizeof(struct i2s_platform_data), GFP_KERNEL);
- if (!i2s_pdata) {
- r = -ENOMEM;
- goto failure;
- }
+ i2s_pdata = kcalloc(1, sizeof(struct i2s_platform_data), GFP_KERNEL);
+ if (!i2s_pdata) {
+ r = -ENOMEM;
+ goto failure;
+ }

- switch (adev->asic_type) {
- case CHIP_STONEY:
i2s_pdata[0].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
- DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
+ DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
+ i2s_pdata[0].cap = DWC_I2S_PLAY | DWC_I2S_RECORD;
+ i2s_pdata[0].snd_rates = SNDRV_PCM_RATE_8000_96000;
+ i2s_pdata[0].i2s_reg_comp1 = ACP_I2S_COMP1_CAP_REG_OFFSET;
+ i2s_pdata[0].i2s_reg_comp2 = ACP_I2S_COMP2_CAP_REG_OFFSET;
+
+ adev->acp.acp_res[0].name = "acp2x_dma";
+ adev->acp.acp_res[0].flags = IORESOURCE_MEM;
+ adev->acp.acp_res[0].start = acp_base;
+ adev->acp.acp_res[0].end = acp_base + ACP_DMA_REGS_END;
+
+ adev->acp.acp_res[1].name = "acp2x_dw_i2s_play_cap";
+ adev->acp.acp_res[1].flags = IORESOURCE_MEM;
+ adev->acp.acp_res[1].start = acp_base + ACP_I2S_CAP_REGS_START;
+ adev->acp.acp_res[1].end = acp_base + ACP_I2S_CAP_REGS_END;
+
+ adev->acp.acp_res[2].name = "acp2x_dma_irq";
+ adev->acp.acp_res[2].flags = IORESOURCE_IRQ;
+ adev->acp.acp_res[2].start = amdgpu_irq_create_mapping(adev, 162);
+ adev->acp.acp_res[2].end = adev->acp.acp_res[2].start;
+
+ adev->acp.acp_cell[0].name = "acp_audio_dma";
+ adev->acp.acp_cell[0].num_resources = 3;
+ adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
+ adev->acp.acp_cell[0].platform_data = &adev->asic_type;
+ adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
+
+ adev->acp.acp_cell[1].name = "designware-i2s";
+ adev->acp.acp_cell[1].num_resources = 1;
+ adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
+ adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
+ adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
+ r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, 2);
+ if (r)
+ goto failure;
+ r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
+ acp_genpd_add_device);
+ if (r)
+ goto failure;
break;
- default:
- i2s_pdata[0].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
}
- i2s_pdata[0].cap = DWC_I2S_PLAY;
- i2s_pdata[0].snd_rates = SNDRV_PCM_RATE_8000_96000;
- i2s_pdata[0].i2s_reg_comp1 = ACP_I2S_COMP1_PLAY_REG_OFFSET;
- i2s_pdata[0].i2s_reg_comp2 = ACP_I2S_COMP2_PLAY_REG_OFFSET;
- switch (adev->asic_type) {
- case CHIP_STONEY:
- i2s_pdata[1].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
- DW_I2S_QUIRK_COMP_PARAM1 |
- DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
- break;
default:
- i2s_pdata[1].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
- DW_I2S_QUIRK_COMP_PARAM1;
- }
+ adev->acp.acp_cell = kcalloc(ACP_DEVS, sizeof(struct mfd_cell),
+ GFP_KERNEL);

- i2s_pdata[1].cap = DWC_I2S_RECORD;
- i2s_pdata[1].snd_rates = SNDRV_PCM_RATE_8000_96000;
- i2s_pdata[1].i2s_reg_comp1 = ACP_I2S_COMP1_CAP_REG_OFFSET;
- i2s_pdata[1].i2s_reg_comp2 = ACP_I2S_COMP2_CAP_REG_OFFSET;
+ if (!adev->acp.acp_cell) {
+ r = -ENOMEM;
+ goto failure;
+ }

- i2s_pdata[2].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
- switch (adev->asic_type) {
- case CHIP_STONEY:
- i2s_pdata[2].quirks |= DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
- break;
- default:
- break;
- }
+ adev->acp.acp_res = kcalloc(5, sizeof(struct resource), GFP_KERNEL);
+ if (!adev->acp.acp_res) {
+ r = -ENOMEM;
+ goto failure;
+ }
+
+ i2s_pdata = kcalloc(3, sizeof(struct i2s_platform_data), GFP_KERNEL);
+ if (!i2s_pdata) {
+ r = -ENOMEM;
+ goto failure;
+ }
+
+ switch (adev->asic_type) {
+ case CHIP_STONEY:
+ i2s_pdata[0].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
+ DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
+ break;
+ default:
+ i2s_pdata[0].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
+ }
+ i2s_pdata[0].cap = DWC_I2S_PLAY;
+ i2s_pdata[0].snd_rates = SNDRV_PCM_RATE_8000_96000;
+ i2s_pdata[0].i2s_reg_comp1 = ACP_I2S_COMP1_PLAY_REG_OFFSET;
+ i2s_pdata[0].i2s_reg_comp2 = ACP_I2S_COMP2_PLAY_REG_OFFSET;
+ switch (adev->asic_type) {
+ case CHIP_STONEY:
+ i2s_pdata[1].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
+ DW_I2S_QUIRK_COMP_PARAM1 |
+ DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
+ break;
+ default:
+ i2s_pdata[1].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
+ DW_I2S_QUIRK_COMP_PARAM1;
+ }
+
+ i2s_pdata[1].cap = DWC_I2S_RECORD;
+ i2s_pdata[1].snd_rates = SNDRV_PCM_RATE_8000_96000;
+ i2s_pdata[1].i2s_reg_comp1 = ACP_I2S_COMP1_CAP_REG_OFFSET;
+ i2s_pdata[1].i2s_reg_comp2 = ACP_I2S_COMP2_CAP_REG_OFFSET;

- i2s_pdata[2].cap = DWC_I2S_PLAY | DWC_I2S_RECORD;
- i2s_pdata[2].snd_rates = SNDRV_PCM_RATE_8000_96000;
- i2s_pdata[2].i2s_reg_comp1 = ACP_BT_COMP1_REG_OFFSET;
- i2s_pdata[2].i2s_reg_comp2 = ACP_BT_COMP2_REG_OFFSET;
-
- adev->acp.acp_res[0].name = "acp2x_dma";
- adev->acp.acp_res[0].flags = IORESOURCE_MEM;
- adev->acp.acp_res[0].start = acp_base;
- adev->acp.acp_res[0].end = acp_base + ACP_DMA_REGS_END;
-
- adev->acp.acp_res[1].name = "acp2x_dw_i2s_play";
- adev->acp.acp_res[1].flags = IORESOURCE_MEM;
- adev->acp.acp_res[1].start = acp_base + ACP_I2S_PLAY_REGS_START;
- adev->acp.acp_res[1].end = acp_base + ACP_I2S_PLAY_REGS_END;
-
- adev->acp.acp_res[2].name = "acp2x_dw_i2s_cap";
- adev->acp.acp_res[2].flags = IORESOURCE_MEM;
- adev->acp.acp_res[2].start = acp_base + ACP_I2S_CAP_REGS_START;
- adev->acp.acp_res[2].end = acp_base + ACP_I2S_CAP_REGS_END;
-
- adev->acp.acp_res[3].name = "acp2x_dw_bt_i2s_play_cap";
- adev->acp.acp_res[3].flags = IORESOURCE_MEM;
- adev->acp.acp_res[3].start = acp_base + ACP_BT_PLAY_REGS_START;
- adev->acp.acp_res[3].end = acp_base + ACP_BT_PLAY_REGS_END;
-
- adev->acp.acp_res[4].name = "acp2x_dma_irq";
- adev->acp.acp_res[4].flags = IORESOURCE_IRQ;
- adev->acp.acp_res[4].start = amdgpu_irq_create_mapping(adev, 162);
- adev->acp.acp_res[4].end = adev->acp.acp_res[4].start;
-
- adev->acp.acp_cell[0].name = "acp_audio_dma";
- adev->acp.acp_cell[0].num_resources = 5;
- adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
- adev->acp.acp_cell[0].platform_data = &adev->asic_type;
- adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
-
- adev->acp.acp_cell[1].name = "designware-i2s";
- adev->acp.acp_cell[1].num_resources = 1;
- adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
- adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
- adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
-
- adev->acp.acp_cell[2].name = "designware-i2s";
- adev->acp.acp_cell[2].num_resources = 1;
- adev->acp.acp_cell[2].resources = &adev->acp.acp_res[2];
- adev->acp.acp_cell[2].platform_data = &i2s_pdata[1];
- adev->acp.acp_cell[2].pdata_size = sizeof(struct i2s_platform_data);
-
- adev->acp.acp_cell[3].name = "designware-i2s";
- adev->acp.acp_cell[3].num_resources = 1;
- adev->acp.acp_cell[3].resources = &adev->acp.acp_res[3];
- adev->acp.acp_cell[3].platform_data = &i2s_pdata[2];
- adev->acp.acp_cell[3].pdata_size = sizeof(struct i2s_platform_data);
-
- r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, ACP_DEVS);
- if (r)
- goto failure;
-
- r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
- acp_genpd_add_device);
- if (r)
- goto failure;
+ i2s_pdata[2].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
+ switch (adev->asic_type) {
+ case CHIP_STONEY:
+ i2s_pdata[2].quirks |= DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
+ break;
+ default:
+ break;
+ }
+
+ i2s_pdata[2].cap = DWC_I2S_PLAY | DWC_I2S_RECORD;
+ i2s_pdata[2].snd_rates = SNDRV_PCM_RATE_8000_96000;
+ i2s_pdata[2].i2s_reg_comp1 = ACP_BT_COMP1_REG_OFFSET;
+ i2s_pdata[2].i2s_reg_comp2 = ACP_BT_COMP2_REG_OFFSET;
+
+ i2s_pdata[3].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
+ switch (adev->asic_type) {
+ case CHIP_STONEY:
+ i2s_pdata[3].quirks |= DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
+ break;
+ default:
+ break;
+ }
+ adev->acp.acp_res[0].name = "acp2x_dma";
+ adev->acp.acp_res[0].flags = IORESOURCE_MEM;
+ adev->acp.acp_res[0].start = acp_base;
+ adev->acp.acp_res[0].end = acp_base + ACP_DMA_REGS_END;
+
+ adev->acp.acp_res[1].name = "acp2x_dw_i2s_play";
+ adev->acp.acp_res[1].flags = IORESOURCE_MEM;
+ adev->acp.acp_res[1].start = acp_base + ACP_I2S_PLAY_REGS_START;
+ adev->acp.acp_res[1].end = acp_base + ACP_I2S_PLAY_REGS_END;
+
+ adev->acp.acp_res[2].name = "acp2x_dw_i2s_cap";
+ adev->acp.acp_res[2].flags = IORESOURCE_MEM;
+ adev->acp.acp_res[2].start = acp_base + ACP_I2S_CAP_REGS_START;
+ adev->acp.acp_res[2].end = acp_base + ACP_I2S_CAP_REGS_END;
+
+ adev->acp.acp_res[3].name = "acp2x_dw_bt_i2s_play_cap";
+ adev->acp.acp_res[3].flags = IORESOURCE_MEM;
+ adev->acp.acp_res[3].start = acp_base + ACP_BT_PLAY_REGS_START;
+ adev->acp.acp_res[3].end = acp_base + ACP_BT_PLAY_REGS_END;
+
+ adev->acp.acp_res[4].name = "acp2x_dma_irq";
+ adev->acp.acp_res[4].flags = IORESOURCE_IRQ;
+ adev->acp.acp_res[4].start = amdgpu_irq_create_mapping(adev, 162);
+ adev->acp.acp_res[4].end = adev->acp.acp_res[4].start;
+
+ adev->acp.acp_cell[0].name = "acp_audio_dma";
+ adev->acp.acp_cell[0].num_resources = 5;
+ adev->acp.acp_cell[0].resources = &adev->acp.acp_res[0];
+ adev->acp.acp_cell[0].platform_data = &adev->asic_type;
+ adev->acp.acp_cell[0].pdata_size = sizeof(adev->asic_type);
+
+ adev->acp.acp_cell[1].name = "designware-i2s";
+ adev->acp.acp_cell[1].num_resources = 1;
+ adev->acp.acp_cell[1].resources = &adev->acp.acp_res[1];
+ adev->acp.acp_cell[1].platform_data = &i2s_pdata[0];
+ adev->acp.acp_cell[1].pdata_size = sizeof(struct i2s_platform_data);
+
+ adev->acp.acp_cell[2].name = "designware-i2s";
+ adev->acp.acp_cell[2].num_resources = 1;
+ adev->acp.acp_cell[2].resources = &adev->acp.acp_res[2];
+ adev->acp.acp_cell[2].platform_data = &i2s_pdata[1];
+ adev->acp.acp_cell[2].pdata_size = sizeof(struct i2s_platform_data);
+
+ adev->acp.acp_cell[3].name = "designware-i2s";
+ adev->acp.acp_cell[3].num_resources = 1;
+ adev->acp.acp_cell[3].resources = &adev->acp.acp_res[3];
+ adev->acp.acp_cell[3].platform_data = &i2s_pdata[2];
+ adev->acp.acp_cell[3].pdata_size = sizeof(struct i2s_platform_data);
+
+ r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, ACP_DEVS);
+ if (r)
+ goto failure;
+
+ r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
+ acp_genpd_add_device);
+ if (r)
+ goto failure;
+ }

/* Assert Soft reset of ACP */
val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET);
--
2.25.1
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