[PATCH v4 51/78] drm/vc4: hdmi: Implement a register layout abstraction

Dave Stevenson dave.stevenson at raspberrypi.com
Tue Jul 28 12:59:01 UTC 2020


Hi Maxime

On Wed, 8 Jul 2020 at 18:43, Maxime Ripard <maxime at cerno.tech> wrote:
>
> The HDMI controllers found in the BCM2711 have most of the registers
> reorganized in multiple registers areas and at different offsets than
> previously found.
>
> The logic however remains pretty much the same, so it doesn't really make
> sense to create a whole new driver and we should share the code as much as
> possible.
>
> Let's implement some indirection to wrap around a register and depending on
> the variant will lookup the associated register on that particular variant.
>
> Signed-off-by: Maxime Ripard <maxime at cerno.tech>

Reviewed-by: Dave Stevenson <dave.stevenson at raspberrypi.com>

> ---
>  drivers/gpu/drm/vc4/vc4_hdmi.c      | 427 ++++++++++++++---------------
>  drivers/gpu/drm/vc4/vc4_hdmi.h      |  12 +-
>  drivers/gpu/drm/vc4/vc4_hdmi_regs.h | 241 ++++++++++++++++-
>  drivers/gpu/drm/vc4/vc4_regs.h      |  92 +------
>  4 files changed, 464 insertions(+), 308 deletions(-)
>  create mode 100644 drivers/gpu/drm/vc4/vc4_hdmi_regs.h
>
> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
> index ac021e07a8cb..a4fed1439bf3 100644
> --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
> +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
> @@ -50,62 +50,13 @@
>  #include "media/cec.h"
>  #include "vc4_drv.h"
>  #include "vc4_hdmi.h"
> +#include "vc4_hdmi_regs.h"
>  #include "vc4_regs.h"
>
>  #define HSM_CLOCK_FREQ 163682864
>  #define CEC_CLOCK_FREQ 40000
>  #define CEC_CLOCK_DIV  (HSM_CLOCK_FREQ / CEC_CLOCK_FREQ)
>
> -static const struct debugfs_reg32 hdmi_regs[] = {
> -       VC4_REG32(VC4_HDMI_CORE_REV),
> -       VC4_REG32(VC4_HDMI_SW_RESET_CONTROL),
> -       VC4_REG32(VC4_HDMI_HOTPLUG_INT),
> -       VC4_REG32(VC4_HDMI_HOTPLUG),
> -       VC4_REG32(VC4_HDMI_MAI_CHANNEL_MAP),
> -       VC4_REG32(VC4_HDMI_MAI_CONFIG),
> -       VC4_REG32(VC4_HDMI_MAI_FORMAT),
> -       VC4_REG32(VC4_HDMI_AUDIO_PACKET_CONFIG),
> -       VC4_REG32(VC4_HDMI_RAM_PACKET_CONFIG),
> -       VC4_REG32(VC4_HDMI_HORZA),
> -       VC4_REG32(VC4_HDMI_HORZB),
> -       VC4_REG32(VC4_HDMI_FIFO_CTL),
> -       VC4_REG32(VC4_HDMI_SCHEDULER_CONTROL),
> -       VC4_REG32(VC4_HDMI_VERTA0),
> -       VC4_REG32(VC4_HDMI_VERTA1),
> -       VC4_REG32(VC4_HDMI_VERTB0),
> -       VC4_REG32(VC4_HDMI_VERTB1),
> -       VC4_REG32(VC4_HDMI_TX_PHY_RESET_CTL),
> -       VC4_REG32(VC4_HDMI_TX_PHY_CTL0),
> -
> -       VC4_REG32(VC4_HDMI_CEC_CNTRL_1),
> -       VC4_REG32(VC4_HDMI_CEC_CNTRL_2),
> -       VC4_REG32(VC4_HDMI_CEC_CNTRL_3),
> -       VC4_REG32(VC4_HDMI_CEC_CNTRL_4),
> -       VC4_REG32(VC4_HDMI_CEC_CNTRL_5),
> -       VC4_REG32(VC4_HDMI_CPU_STATUS),
> -       VC4_REG32(VC4_HDMI_CPU_MASK_STATUS),
> -
> -       VC4_REG32(VC4_HDMI_CEC_RX_DATA_1),
> -       VC4_REG32(VC4_HDMI_CEC_RX_DATA_2),
> -       VC4_REG32(VC4_HDMI_CEC_RX_DATA_3),
> -       VC4_REG32(VC4_HDMI_CEC_RX_DATA_4),
> -       VC4_REG32(VC4_HDMI_CEC_TX_DATA_1),
> -       VC4_REG32(VC4_HDMI_CEC_TX_DATA_2),
> -       VC4_REG32(VC4_HDMI_CEC_TX_DATA_3),
> -       VC4_REG32(VC4_HDMI_CEC_TX_DATA_4),
> -};
> -
> -static const struct debugfs_reg32 hd_regs[] = {
> -       VC4_REG32(VC4_HD_M_CTL),
> -       VC4_REG32(VC4_HD_MAI_CTL),
> -       VC4_REG32(VC4_HD_MAI_THR),
> -       VC4_REG32(VC4_HD_MAI_FMT),
> -       VC4_REG32(VC4_HD_MAI_SMP),
> -       VC4_REG32(VC4_HD_VID_CTL),
> -       VC4_REG32(VC4_HD_CSC_CTL),
> -       VC4_REG32(VC4_HD_FRAME_COUNT),
> -};
> -
>  static int vc4_hdmi_debugfs_regs(struct seq_file *m, void *unused)
>  {
>         struct drm_info_node *node = (struct drm_info_node *)m->private;
> @@ -134,7 +85,7 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force)
>         if (drm_probe_ddc(vc4_hdmi->ddc))
>                 return connector_status_connected;
>
> -       if (HDMI_READ(VC4_HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED)
> +       if (HDMI_READ(HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED)
>                 return connector_status_connected;
>         cec_phys_addr_invalidate(vc4_hdmi->cec_adap);
>         return connector_status_disconnected;
> @@ -223,10 +174,10 @@ static int vc4_hdmi_stop_packet(struct drm_encoder *encoder,
>         struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
>         u32 packet_id = type - 0x80;
>
> -       HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
> -                  HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) & ~BIT(packet_id));
> +       HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
> +                  HDMI_READ(HDMI_RAM_PACKET_CONFIG) & ~BIT(packet_id));
>
> -       return wait_for(!(HDMI_READ(VC4_HDMI_RAM_PACKET_STATUS) &
> +       return wait_for(!(HDMI_READ(HDMI_RAM_PACKET_STATUS) &
>                           BIT(packet_id)), 100);
>  }
>
> @@ -235,12 +186,16 @@ static void vc4_hdmi_write_infoframe(struct drm_encoder *encoder,
>  {
>         struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
>         u32 packet_id = frame->any.type - 0x80;
> -       u32 packet_reg = VC4_HDMI_RAM_PACKET(packet_id);
> +       const struct vc4_hdmi_register *ram_packet_start =
> +               &vc4_hdmi->variant->registers[HDMI_RAM_PACKET_START];
> +       u32 packet_reg = ram_packet_start->offset + VC4_HDMI_PACKET_STRIDE * packet_id;
> +       void __iomem *base = __vc4_hdmi_get_field_base(vc4_hdmi,
> +                                                      ram_packet_start->reg);
>         uint8_t buffer[VC4_HDMI_PACKET_STRIDE];
>         ssize_t len, i;
>         int ret;
>
> -       WARN_ONCE(!(HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) &
> +       WARN_ONCE(!(HDMI_READ(HDMI_RAM_PACKET_CONFIG) &
>                     VC4_HDMI_RAM_PACKET_ENABLE),
>                   "Packet RAM has to be on to store the packet.");
>
> @@ -255,23 +210,23 @@ static void vc4_hdmi_write_infoframe(struct drm_encoder *encoder,
>         }
>
>         for (i = 0; i < len; i += 7) {
> -               HDMI_WRITE(packet_reg,
> -                          buffer[i + 0] << 0 |
> -                          buffer[i + 1] << 8 |
> -                          buffer[i + 2] << 16);
> +               writel(buffer[i + 0] << 0 |
> +                      buffer[i + 1] << 8 |
> +                      buffer[i + 2] << 16,
> +                      base + packet_reg);
>                 packet_reg += 4;
>
> -               HDMI_WRITE(packet_reg,
> -                          buffer[i + 3] << 0 |
> -                          buffer[i + 4] << 8 |
> -                          buffer[i + 5] << 16 |
> -                          buffer[i + 6] << 24);
> +               writel(buffer[i + 3] << 0 |
> +                      buffer[i + 4] << 8 |
> +                      buffer[i + 5] << 16 |
> +                      buffer[i + 6] << 24,
> +                      base + packet_reg);
>                 packet_reg += 4;
>         }
>
> -       HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
> -                  HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) | BIT(packet_id));
> -       ret = wait_for((HDMI_READ(VC4_HDMI_RAM_PACKET_STATUS) &
> +       HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
> +                  HDMI_READ(HDMI_RAM_PACKET_CONFIG) | BIT(packet_id));
> +       ret = wait_for((HDMI_READ(HDMI_RAM_PACKET_STATUS) &
>                         BIT(packet_id)), 100);
>         if (ret)
>                 DRM_ERROR("Failed to wait for infoframe to start: %d\n", ret);
> @@ -349,11 +304,11 @@ static void vc4_hdmi_encoder_disable(struct drm_encoder *encoder)
>         struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
>         int ret;
>
> -       HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG, 0);
> +       HDMI_WRITE(HDMI_RAM_PACKET_CONFIG, 0);
>
> -       HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0xf << 16);
> -       HD_WRITE(VC4_HD_VID_CTL,
> -                HD_READ(VC4_HD_VID_CTL) & ~VC4_HD_VID_CTL_ENABLE);
> +       HDMI_WRITE(HDMI_TX_PHY_RESET_CTL, 0xf << 16);
> +       HDMI_WRITE(HDMI_VID_CTL,
> +                  HDMI_READ(HDMI_VID_CTL) & ~VC4_HD_VID_CTL_ENABLE);
>
>         clk_disable_unprepare(vc4_hdmi->pixel_clock);
>
> @@ -408,18 +363,18 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
>                 return;
>         }
>
> -       HDMI_WRITE(VC4_HDMI_SW_RESET_CONTROL,
> +       HDMI_WRITE(HDMI_SW_RESET_CONTROL,
>                    VC4_HDMI_SW_RESET_HDMI |
>                    VC4_HDMI_SW_RESET_FORMAT_DETECT);
>
> -       HDMI_WRITE(VC4_HDMI_SW_RESET_CONTROL, 0);
> +       HDMI_WRITE(HDMI_SW_RESET_CONTROL, 0);
>
>         /* PHY should be in reset, like
>          * vc4_hdmi_encoder_disable() does.
>          */
> -       HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0xf << 16);
> +       HDMI_WRITE(HDMI_TX_PHY_RESET_CTL, 0xf << 16);
>
> -       HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0);
> +       HDMI_WRITE(HDMI_TX_PHY_RESET_CTL, 0);
>
>         if (debug_dump_regs) {
>                 struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
> @@ -429,20 +384,20 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
>                 drm_print_regset32(&p, &vc4_hdmi->hd_regset);
>         }
>
> -       HD_WRITE(VC4_HD_VID_CTL, 0);
> +       HDMI_WRITE(HDMI_VID_CTL, 0);
>
> -       HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
> -                  HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) |
> +       HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
> +                  HDMI_READ(HDMI_SCHEDULER_CONTROL) |
>                    VC4_HDMI_SCHEDULER_CONTROL_MANUAL_FORMAT |
>                    VC4_HDMI_SCHEDULER_CONTROL_IGNORE_VSYNC_PREDICTS);
>
> -       HDMI_WRITE(VC4_HDMI_HORZA,
> +       HDMI_WRITE(HDMI_HORZA,
>                    (vsync_pos ? VC4_HDMI_HORZA_VPOS : 0) |
>                    (hsync_pos ? VC4_HDMI_HORZA_HPOS : 0) |
>                    VC4_SET_FIELD(mode->hdisplay * pixel_rep,
>                                  VC4_HDMI_HORZA_HAP));
>
> -       HDMI_WRITE(VC4_HDMI_HORZB,
> +       HDMI_WRITE(HDMI_HORZB,
>                    VC4_SET_FIELD((mode->htotal -
>                                   mode->hsync_end) * pixel_rep,
>                                  VC4_HDMI_HORZB_HBP) |
> @@ -453,15 +408,15 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
>                                   mode->hdisplay) * pixel_rep,
>                                  VC4_HDMI_HORZB_HFP));
>
> -       HDMI_WRITE(VC4_HDMI_VERTA0, verta);
> -       HDMI_WRITE(VC4_HDMI_VERTA1, verta);
> +       HDMI_WRITE(HDMI_VERTA0, verta);
> +       HDMI_WRITE(HDMI_VERTA1, verta);
>
> -       HDMI_WRITE(VC4_HDMI_VERTB0, vertb_even);
> -       HDMI_WRITE(VC4_HDMI_VERTB1, vertb);
> +       HDMI_WRITE(HDMI_VERTB0, vertb_even);
> +       HDMI_WRITE(HDMI_VERTB1, vertb);
>
> -       HD_WRITE(VC4_HD_VID_CTL,
> -                (vsync_pos ? 0 : VC4_HD_VID_CTL_VSYNC_LOW) |
> -                (hsync_pos ? 0 : VC4_HD_VID_CTL_HSYNC_LOW));
> +       HDMI_WRITE(HDMI_VID_CTL,
> +                  (vsync_pos ? 0 : VC4_HD_VID_CTL_VSYNC_LOW) |
> +                  (hsync_pos ? 0 : VC4_HD_VID_CTL_HSYNC_LOW));
>
>         csc_ctl = VC4_SET_FIELD(VC4_HD_CSC_CTL_ORDER_BGR,
>                                 VC4_HD_CSC_CTL_ORDER);
> @@ -484,21 +439,21 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
>                 csc_ctl |= VC4_SET_FIELD(VC4_HD_CSC_CTL_MODE_CUSTOM,
>                                          VC4_HD_CSC_CTL_MODE);
>
> -               HD_WRITE(VC4_HD_CSC_12_11, (0x000 << 16) | 0x000);
> -               HD_WRITE(VC4_HD_CSC_14_13, (0x100 << 16) | 0x6e0);
> -               HD_WRITE(VC4_HD_CSC_22_21, (0x6e0 << 16) | 0x000);
> -               HD_WRITE(VC4_HD_CSC_24_23, (0x100 << 16) | 0x000);
> -               HD_WRITE(VC4_HD_CSC_32_31, (0x000 << 16) | 0x6e0);
> -               HD_WRITE(VC4_HD_CSC_34_33, (0x100 << 16) | 0x000);
> +               HDMI_WRITE(HDMI_CSC_12_11, (0x000 << 16) | 0x000);
> +               HDMI_WRITE(HDMI_CSC_14_13, (0x100 << 16) | 0x6e0);
> +               HDMI_WRITE(HDMI_CSC_22_21, (0x6e0 << 16) | 0x000);
> +               HDMI_WRITE(HDMI_CSC_24_23, (0x100 << 16) | 0x000);
> +               HDMI_WRITE(HDMI_CSC_32_31, (0x000 << 16) | 0x6e0);
> +               HDMI_WRITE(HDMI_CSC_34_33, (0x100 << 16) | 0x000);
>                 vc4_encoder->limited_rgb_range = true;
>         } else {
>                 vc4_encoder->limited_rgb_range = false;
>         }
>
>         /* The RGB order applies even when CSC is disabled. */
> -       HD_WRITE(VC4_HD_CSC_CTL, csc_ctl);
> +       HDMI_WRITE(HDMI_CSC_CTL, csc_ctl);
>
> -       HDMI_WRITE(VC4_HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
> +       HDMI_WRITE(HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
>
>         if (debug_dump_regs) {
>                 struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
> @@ -508,30 +463,30 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
>                 drm_print_regset32(&p, &vc4_hdmi->hd_regset);
>         }
>
> -       HD_WRITE(VC4_HD_VID_CTL,
> -                HD_READ(VC4_HD_VID_CTL) |
> -                VC4_HD_VID_CTL_ENABLE |
> -                VC4_HD_VID_CTL_UNDERFLOW_ENABLE |
> -                VC4_HD_VID_CTL_FRAME_COUNTER_RESET);
> +       HDMI_WRITE(HDMI_VID_CTL,
> +                  HDMI_READ(HDMI_VID_CTL) |
> +                  VC4_HD_VID_CTL_ENABLE |
> +                  VC4_HD_VID_CTL_UNDERFLOW_ENABLE |
> +                  VC4_HD_VID_CTL_FRAME_COUNTER_RESET);
>
>         if (vc4_encoder->hdmi_monitor) {
> -               HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
> -                          HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) |
> +               HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
> +                          HDMI_READ(HDMI_SCHEDULER_CONTROL) |
>                            VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
>
> -               ret = wait_for(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
> +               ret = wait_for(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
>                                VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE, 1000);
>                 WARN_ONCE(ret, "Timeout waiting for "
>                           "VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE\n");
>         } else {
> -               HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
> -                          HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) &
> +               HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
> +                          HDMI_READ(HDMI_RAM_PACKET_CONFIG) &
>                            ~(VC4_HDMI_RAM_PACKET_ENABLE));
> -               HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
> -                          HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
> +               HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
> +                          HDMI_READ(HDMI_SCHEDULER_CONTROL) &
>                            ~VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
>
> -               ret = wait_for(!(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
> +               ret = wait_for(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
>                                  VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE), 1000);
>                 WARN_ONCE(ret, "Timeout waiting for "
>                           "!VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE\n");
> @@ -540,31 +495,31 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
>         if (vc4_encoder->hdmi_monitor) {
>                 u32 drift;
>
> -               WARN_ON(!(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
> +               WARN_ON(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
>                           VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE));
> -               HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
> -                          HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) |
> +               HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
> +                          HDMI_READ(HDMI_SCHEDULER_CONTROL) |
>                            VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWAYS_KEEPOUT);
>
> -               HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
> +               HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
>                            VC4_HDMI_RAM_PACKET_ENABLE);
>
>                 vc4_hdmi_set_infoframes(encoder);
>
> -               drift = HDMI_READ(VC4_HDMI_FIFO_CTL);
> +               drift = HDMI_READ(HDMI_FIFO_CTL);
>                 drift &= VC4_HDMI_FIFO_VALID_WRITE_MASK;
>
> -               HDMI_WRITE(VC4_HDMI_FIFO_CTL,
> +               HDMI_WRITE(HDMI_FIFO_CTL,
>                            drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
> -               HDMI_WRITE(VC4_HDMI_FIFO_CTL,
> +               HDMI_WRITE(HDMI_FIFO_CTL,
>                            drift | VC4_HDMI_FIFO_CTL_RECENTER);
>                 usleep_range(1000, 1100);
> -               HDMI_WRITE(VC4_HDMI_FIFO_CTL,
> +               HDMI_WRITE(HDMI_FIFO_CTL,
>                            drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
> -               HDMI_WRITE(VC4_HDMI_FIFO_CTL,
> +               HDMI_WRITE(HDMI_FIFO_CTL,
>                            drift | VC4_HDMI_FIFO_CTL_RECENTER);
>
> -               ret = wait_for(HDMI_READ(VC4_HDMI_FIFO_CTL) &
> +               ret = wait_for(HDMI_READ(HDMI_FIFO_CTL) &
>                                VC4_HDMI_FIFO_CTL_RECENTER_DONE, 1);
>                 WARN_ONCE(ret, "Timeout waiting for "
>                           "VC4_HDMI_FIFO_CTL_RECENTER_DONE");
> @@ -616,9 +571,9 @@ static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi)
>                                      VC4_HD_MAI_SMP_M_SHIFT) + 1,
>                                     &n, &m);
>
> -       HD_WRITE(VC4_HD_MAI_SMP,
> -                VC4_SET_FIELD(n, VC4_HD_MAI_SMP_N) |
> -                VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M));
> +       HDMI_WRITE(HDMI_MAI_SMP,
> +                  VC4_SET_FIELD(n, VC4_HD_MAI_SMP_N) |
> +                  VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M));
>  }
>
>  static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi)
> @@ -635,7 +590,7 @@ static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi)
>         do_div(tmp, 128 * samplerate);
>         cts = tmp;
>
> -       HDMI_WRITE(VC4_HDMI_CRP_CFG,
> +       HDMI_WRITE(HDMI_CRP_CFG,
>                    VC4_HDMI_CRP_CFG_EXTERNAL_CTS_EN |
>                    VC4_SET_FIELD(n, VC4_HDMI_CRP_CFG_N));
>
> @@ -644,8 +599,8 @@ static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi)
>          * providing a CTS_1 value.  The two CTS values are alternated
>          * between based on the period fields
>          */
> -       HDMI_WRITE(VC4_HDMI_CTS_0, cts);
> -       HDMI_WRITE(VC4_HDMI_CTS_1, cts);
> +       HDMI_WRITE(HDMI_CTS_0, cts);
> +       HDMI_WRITE(HDMI_CTS_1, cts);
>  }
>
>  static inline struct vc4_hdmi *dai_to_hdmi(struct snd_soc_dai *dai)
> @@ -672,7 +627,7 @@ static int vc4_hdmi_audio_startup(struct snd_pcm_substream *substream,
>          * If the HDMI encoder hasn't probed, or the encoder is
>          * currently in DVI mode, treat the codec dai as missing.
>          */
> -       if (!encoder->crtc || !(HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) &
> +       if (!encoder->crtc || !(HDMI_READ(HDMI_RAM_PACKET_CONFIG) &
>                                 VC4_HDMI_RAM_PACKET_ENABLE))
>                 return -ENODEV;
>
> @@ -698,9 +653,9 @@ static void vc4_hdmi_audio_reset(struct vc4_hdmi *vc4_hdmi)
>         if (ret)
>                 dev_err(dev, "Failed to stop audio infoframe: %d\n", ret);
>
> -       HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_RESET);
> -       HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_ERRORF);
> -       HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_FLUSH);
> +       HDMI_WRITE(HDMI_MAI_CTL, VC4_HD_MAI_CTL_RESET);
> +       HDMI_WRITE(HDMI_MAI_CTL, VC4_HD_MAI_CTL_ERRORF);
> +       HDMI_WRITE(HDMI_MAI_CTL, VC4_HD_MAI_CTL_FLUSH);
>  }
>
>  static void vc4_hdmi_audio_shutdown(struct snd_pcm_substream *substream,
> @@ -736,12 +691,12 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
>         vc4_hdmi->audio.channels = params_channels(params);
>         vc4_hdmi->audio.samplerate = params_rate(params);
>
> -       HD_WRITE(VC4_HD_MAI_CTL,
> -                VC4_HD_MAI_CTL_RESET |
> -                VC4_HD_MAI_CTL_FLUSH |
> -                VC4_HD_MAI_CTL_DLATE |
> -                VC4_HD_MAI_CTL_ERRORE |
> -                VC4_HD_MAI_CTL_ERRORF);
> +       HDMI_WRITE(HDMI_MAI_CTL,
> +                  VC4_HD_MAI_CTL_RESET |
> +                  VC4_HD_MAI_CTL_FLUSH |
> +                  VC4_HD_MAI_CTL_DLATE |
> +                  VC4_HD_MAI_CTL_ERRORE |
> +                  VC4_HD_MAI_CTL_ERRORF);
>
>         vc4_hdmi_audio_set_mai_clock(vc4_hdmi);
>
> @@ -756,22 +711,22 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
>
>         /* Set the MAI threshold.  This logic mimics the firmware's. */
>         if (vc4_hdmi->audio.samplerate > 96000) {
> -               HD_WRITE(VC4_HD_MAI_THR,
> -                        VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQHIGH) |
> -                        VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
> +               HDMI_WRITE(HDMI_MAI_THR,
> +                          VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQHIGH) |
> +                          VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
>         } else if (vc4_hdmi->audio.samplerate > 48000) {
> -               HD_WRITE(VC4_HD_MAI_THR,
> -                        VC4_SET_FIELD(0x14, VC4_HD_MAI_THR_DREQHIGH) |
> -                        VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
> +               HDMI_WRITE(HDMI_MAI_THR,
> +                          VC4_SET_FIELD(0x14, VC4_HD_MAI_THR_DREQHIGH) |
> +                          VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
>         } else {
> -               HD_WRITE(VC4_HD_MAI_THR,
> -                        VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICHIGH) |
> -                        VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICLOW) |
> -                        VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQHIGH) |
> -                        VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQLOW));
> +               HDMI_WRITE(HDMI_MAI_THR,
> +                          VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICHIGH) |
> +                          VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICLOW) |
> +                          VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQHIGH) |
> +                          VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQLOW));
>         }
>
> -       HDMI_WRITE(VC4_HDMI_MAI_CONFIG,
> +       HDMI_WRITE(HDMI_MAI_CONFIG,
>                    VC4_HDMI_MAI_CONFIG_BIT_REVERSE |
>                    VC4_SET_FIELD(channel_mask, VC4_HDMI_MAI_CHANNEL_MASK));
>
> @@ -781,8 +736,8 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
>                         channel_map |= i << (3 * i);
>         }
>
> -       HDMI_WRITE(VC4_HDMI_MAI_CHANNEL_MAP, channel_map);
> -       HDMI_WRITE(VC4_HDMI_AUDIO_PACKET_CONFIG, audio_packet_config);
> +       HDMI_WRITE(HDMI_MAI_CHANNEL_MAP, channel_map);
> +       HDMI_WRITE(HDMI_AUDIO_PACKET_CONFIG, audio_packet_config);
>         vc4_hdmi_set_n_cts(vc4_hdmi);
>
>         return 0;
> @@ -797,21 +752,22 @@ static int vc4_hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd,
>         switch (cmd) {
>         case SNDRV_PCM_TRIGGER_START:
>                 vc4_hdmi_set_audio_infoframe(encoder);
> -               HDMI_WRITE(VC4_HDMI_TX_PHY_CTL0,
> -                          HDMI_READ(VC4_HDMI_TX_PHY_CTL0) &
> +               HDMI_WRITE(HDMI_TX_PHY_CTL_0,
> +                          HDMI_READ(HDMI_TX_PHY_CTL_0) &
>                            ~VC4_HDMI_TX_PHY_RNG_PWRDN);
> -               HD_WRITE(VC4_HD_MAI_CTL,
> -                        VC4_SET_FIELD(vc4_hdmi->audio.channels,
> -                                      VC4_HD_MAI_CTL_CHNUM) |
> -                        VC4_HD_MAI_CTL_ENABLE);
> +
> +               HDMI_WRITE(HDMI_MAI_CTL,
> +                          VC4_SET_FIELD(vc4_hdmi->audio.channels,
> +                                        VC4_HD_MAI_CTL_CHNUM) |
> +                          VC4_HD_MAI_CTL_ENABLE);
>                 break;
>         case SNDRV_PCM_TRIGGER_STOP:
> -               HD_WRITE(VC4_HD_MAI_CTL,
> -                        VC4_HD_MAI_CTL_DLATE |
> -                        VC4_HD_MAI_CTL_ERRORE |
> -                        VC4_HD_MAI_CTL_ERRORF);
> -               HDMI_WRITE(VC4_HDMI_TX_PHY_CTL0,
> -                          HDMI_READ(VC4_HDMI_TX_PHY_CTL0) |
> +               HDMI_WRITE(HDMI_MAI_CTL,
> +                          VC4_HD_MAI_CTL_DLATE |
> +                          VC4_HD_MAI_CTL_ERRORE |
> +                          VC4_HD_MAI_CTL_ERRORF);
> +               HDMI_WRITE(HDMI_TX_PHY_CTL_0,
> +                          HDMI_READ(HDMI_TX_PHY_CTL_0) |
>                            VC4_HDMI_TX_PHY_RNG_PWRDN);
>                 break;
>         default:
> @@ -946,6 +902,8 @@ static const struct snd_dmaengine_pcm_config pcm_conf = {
>
>  static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
>  {
> +       const struct vc4_hdmi_register *mai_data =
> +               &vc4_hdmi->variant->registers[HDMI_MAI_DATA];
>         struct snd_soc_dai_link *dai_link = &vc4_hdmi->audio.link;
>         struct snd_soc_card *card = &vc4_hdmi->audio.card;
>         struct device *dev = &vc4_hdmi->pdev->dev;
> @@ -958,6 +916,11 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
>                 return 0;
>         }
>
> +       if (mai_data->reg != VC4_HD) {
> +               WARN_ONCE(true, "MAI isn't in the HD block\n");
> +               return -EINVAL;
> +       }
> +
>         /*
>          * Get the physical address of VC4_HD_MAI_DATA. We need to retrieve
>          * the bus address specified in the DT, because the physical address
> @@ -966,7 +929,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
>          * This VC/MMU should probably be exposed to avoid this kind of hacks.
>          */
>         addr = of_get_address(dev->of_node, 1, NULL, NULL);
> -       vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + VC4_HD_MAI_DATA;
> +       vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + mai_data->offset;
>         vc4_hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
>         vc4_hdmi->audio.dma_data.maxburst = 2;
>
> @@ -1058,7 +1021,7 @@ static void vc4_cec_read_msg(struct vc4_hdmi *vc4_hdmi, u32 cntrl1)
>         msg->len = 1 + ((cntrl1 & VC4_HDMI_CEC_REC_WRD_CNT_MASK) >>
>                                         VC4_HDMI_CEC_REC_WRD_CNT_SHIFT);
>         for (i = 0; i < msg->len; i += 4) {
> -               u32 val = HDMI_READ(VC4_HDMI_CEC_RX_DATA_1 + i);
> +               u32 val = HDMI_READ(HDMI_CEC_RX_DATA_1 + i);
>
>                 msg->msg[i] = val & 0xff;
>                 msg->msg[i + 1] = (val >> 8) & 0xff;
> @@ -1070,26 +1033,26 @@ static void vc4_cec_read_msg(struct vc4_hdmi *vc4_hdmi, u32 cntrl1)
>  static irqreturn_t vc4_cec_irq_handler(int irq, void *priv)
>  {
>         struct vc4_hdmi *vc4_hdmi = priv;
> -       u32 stat = HDMI_READ(VC4_HDMI_CPU_STATUS);
> +       u32 stat = HDMI_READ(HDMI_CEC_CPU_STATUS);
>         u32 cntrl1, cntrl5;
>
>         if (!(stat & VC4_HDMI_CPU_CEC))
>                 return IRQ_NONE;
>         vc4_hdmi->cec_rx_msg.len = 0;
> -       cntrl1 = HDMI_READ(VC4_HDMI_CEC_CNTRL_1);
> -       cntrl5 = HDMI_READ(VC4_HDMI_CEC_CNTRL_5);
> +       cntrl1 = HDMI_READ(HDMI_CEC_CNTRL_1);
> +       cntrl5 = HDMI_READ(HDMI_CEC_CNTRL_5);
>         vc4_hdmi->cec_irq_was_rx = cntrl5 & VC4_HDMI_CEC_RX_CEC_INT;
>         if (vc4_hdmi->cec_irq_was_rx) {
>                 vc4_cec_read_msg(vc4_hdmi, cntrl1);
>                 cntrl1 |= VC4_HDMI_CEC_CLEAR_RECEIVE_OFF;
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, cntrl1);
> +               HDMI_WRITE(HDMI_CEC_CNTRL_1, cntrl1);
>                 cntrl1 &= ~VC4_HDMI_CEC_CLEAR_RECEIVE_OFF;
>         } else {
>                 vc4_hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD;
>                 cntrl1 &= ~VC4_HDMI_CEC_START_XMIT_BEGIN;
>         }
> -       HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, cntrl1);
> -       HDMI_WRITE(VC4_HDMI_CPU_CLEAR, VC4_HDMI_CPU_CEC);
> +       HDMI_WRITE(HDMI_CEC_CNTRL_1, cntrl1);
> +       HDMI_WRITE(HDMI_CEC_CPU_CLEAR, VC4_HDMI_CPU_CEC);
>
>         return IRQ_WAKE_THREAD;
>  }
> @@ -1099,7 +1062,7 @@ static int vc4_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable)
>         struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
>         /* clock period in microseconds */
>         const u32 usecs = 1000000 / CEC_CLOCK_FREQ;
> -       u32 val = HDMI_READ(VC4_HDMI_CEC_CNTRL_5);
> +       u32 val = HDMI_READ(HDMI_CEC_CNTRL_5);
>
>         val &= ~(VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET |
>                  VC4_HDMI_CEC_CNT_TO_4700_US_MASK |
> @@ -1108,30 +1071,30 @@ static int vc4_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable)
>                ((4500 / usecs) << VC4_HDMI_CEC_CNT_TO_4500_US_SHIFT);
>
>         if (enable) {
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_5, val |
> +               HDMI_WRITE(HDMI_CEC_CNTRL_5, val |
>                            VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET);
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_5, val);
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_2,
> -                        ((1500 / usecs) << VC4_HDMI_CEC_CNT_TO_1500_US_SHIFT) |
> -                        ((1300 / usecs) << VC4_HDMI_CEC_CNT_TO_1300_US_SHIFT) |
> -                        ((800 / usecs) << VC4_HDMI_CEC_CNT_TO_800_US_SHIFT) |
> -                        ((600 / usecs) << VC4_HDMI_CEC_CNT_TO_600_US_SHIFT) |
> -                        ((400 / usecs) << VC4_HDMI_CEC_CNT_TO_400_US_SHIFT));
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_3,
> -                        ((2750 / usecs) << VC4_HDMI_CEC_CNT_TO_2750_US_SHIFT) |
> -                        ((2400 / usecs) << VC4_HDMI_CEC_CNT_TO_2400_US_SHIFT) |
> -                        ((2050 / usecs) << VC4_HDMI_CEC_CNT_TO_2050_US_SHIFT) |
> -                        ((1700 / usecs) << VC4_HDMI_CEC_CNT_TO_1700_US_SHIFT));
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_4,
> -                        ((4300 / usecs) << VC4_HDMI_CEC_CNT_TO_4300_US_SHIFT) |
> -                        ((3900 / usecs) << VC4_HDMI_CEC_CNT_TO_3900_US_SHIFT) |
> -                        ((3600 / usecs) << VC4_HDMI_CEC_CNT_TO_3600_US_SHIFT) |
> -                        ((3500 / usecs) << VC4_HDMI_CEC_CNT_TO_3500_US_SHIFT));
> -
> -               HDMI_WRITE(VC4_HDMI_CPU_MASK_CLEAR, VC4_HDMI_CPU_CEC);
> +               HDMI_WRITE(HDMI_CEC_CNTRL_5, val);
> +               HDMI_WRITE(HDMI_CEC_CNTRL_2,
> +                          ((1500 / usecs) << VC4_HDMI_CEC_CNT_TO_1500_US_SHIFT) |
> +                          ((1300 / usecs) << VC4_HDMI_CEC_CNT_TO_1300_US_SHIFT) |
> +                          ((800 / usecs) << VC4_HDMI_CEC_CNT_TO_800_US_SHIFT) |
> +                          ((600 / usecs) << VC4_HDMI_CEC_CNT_TO_600_US_SHIFT) |
> +                          ((400 / usecs) << VC4_HDMI_CEC_CNT_TO_400_US_SHIFT));
> +               HDMI_WRITE(HDMI_CEC_CNTRL_3,
> +                          ((2750 / usecs) << VC4_HDMI_CEC_CNT_TO_2750_US_SHIFT) |
> +                          ((2400 / usecs) << VC4_HDMI_CEC_CNT_TO_2400_US_SHIFT) |
> +                          ((2050 / usecs) << VC4_HDMI_CEC_CNT_TO_2050_US_SHIFT) |
> +                          ((1700 / usecs) << VC4_HDMI_CEC_CNT_TO_1700_US_SHIFT));
> +               HDMI_WRITE(HDMI_CEC_CNTRL_4,
> +                          ((4300 / usecs) << VC4_HDMI_CEC_CNT_TO_4300_US_SHIFT) |
> +                          ((3900 / usecs) << VC4_HDMI_CEC_CNT_TO_3900_US_SHIFT) |
> +                          ((3600 / usecs) << VC4_HDMI_CEC_CNT_TO_3600_US_SHIFT) |
> +                          ((3500 / usecs) << VC4_HDMI_CEC_CNT_TO_3500_US_SHIFT));
> +
> +               HDMI_WRITE(HDMI_CEC_CPU_MASK_CLEAR, VC4_HDMI_CPU_CEC);
>         } else {
> -               HDMI_WRITE(VC4_HDMI_CPU_MASK_SET, VC4_HDMI_CPU_CEC);
> -               HDMI_WRITE(VC4_HDMI_CEC_CNTRL_5, val |
> +               HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, VC4_HDMI_CPU_CEC);
> +               HDMI_WRITE(HDMI_CEC_CNTRL_5, val |
>                            VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET);
>         }
>         return 0;
> @@ -1141,8 +1104,8 @@ static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 log_addr)
>  {
>         struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
>
> -       HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1,
> -                  (HDMI_READ(VC4_HDMI_CEC_CNTRL_1) & ~VC4_HDMI_CEC_ADDR_MASK) |
> +       HDMI_WRITE(HDMI_CEC_CNTRL_1,
> +                  (HDMI_READ(HDMI_CEC_CNTRL_1) & ~VC4_HDMI_CEC_ADDR_MASK) |
>                    (log_addr & 0xf) << VC4_HDMI_CEC_ADDR_SHIFT);
>         return 0;
>  }
> @@ -1155,20 +1118,20 @@ static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
>         unsigned int i;
>
>         for (i = 0; i < msg->len; i += 4)
> -               HDMI_WRITE(VC4_HDMI_CEC_TX_DATA_1 + i,
> +               HDMI_WRITE(HDMI_CEC_TX_DATA_1 + i,
>                            (msg->msg[i]) |
>                            (msg->msg[i + 1] << 8) |
>                            (msg->msg[i + 2] << 16) |
>                            (msg->msg[i + 3] << 24));
>
> -       val = HDMI_READ(VC4_HDMI_CEC_CNTRL_1);
> +       val = HDMI_READ(HDMI_CEC_CNTRL_1);
>         val &= ~VC4_HDMI_CEC_START_XMIT_BEGIN;
> -       HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, val);
> +       HDMI_WRITE(HDMI_CEC_CNTRL_1, val);
>         val &= ~VC4_HDMI_CEC_MESSAGE_LENGTH_MASK;
>         val |= (msg->len - 1) << VC4_HDMI_CEC_MESSAGE_LENGTH_SHIFT;
>         val |= VC4_HDMI_CEC_START_XMIT_BEGIN;
>
> -       HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, val);
> +       HDMI_WRITE(HDMI_CEC_CNTRL_1, val);
>         return 0;
>  }
>
> @@ -1179,6 +1142,42 @@ static const struct cec_adap_ops vc4_hdmi_cec_adap_ops = {
>  };
>  #endif
>
> +static int vc4_hdmi_build_regset(struct vc4_hdmi *vc4_hdmi,
> +                                struct debugfs_regset32 *regset,
> +                                enum vc4_hdmi_regs reg)
> +{
> +       const struct vc4_hdmi_variant *variant = vc4_hdmi->variant;
> +       struct debugfs_reg32 *regs, *new_regs;
> +       unsigned int count = 0;
> +       unsigned int i;
> +
> +       regs = kcalloc(variant->num_registers, sizeof(*regs),
> +                      GFP_KERNEL);
> +       if (!regs)
> +               return -ENOMEM;
> +
> +       for (i = 0; i < variant->num_registers; i++) {
> +               const struct vc4_hdmi_register *field = &variant->registers[i];
> +
> +               if (field->reg != reg)
> +                       continue;
> +
> +               regs[count].name = field->name;
> +               regs[count].offset = field->offset;
> +               count++;
> +       }
> +
> +       new_regs = krealloc(regs, count * sizeof(*regs), GFP_KERNEL);
> +       if (!new_regs)
> +               return -ENOMEM;
> +
> +       regset->base = __vc4_hdmi_get_field_base(vc4_hdmi, reg);
> +       regset->regs = new_regs;
> +       regset->nregs = count;
> +
> +       return 0;
> +}
> +
>  static int vc4_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi)
>  {
>         struct platform_device *pdev = vc4_hdmi->pdev;
> @@ -1193,13 +1192,13 @@ static int vc4_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi)
>         if (IS_ERR(vc4_hdmi->hd_regs))
>                 return PTR_ERR(vc4_hdmi->hd_regs);
>
> -       vc4_hdmi->hdmi_regset.base = vc4_hdmi->hdmicore_regs;
> -       vc4_hdmi->hdmi_regset.regs = hdmi_regs;
> -       vc4_hdmi->hdmi_regset.nregs = ARRAY_SIZE(hdmi_regs);
> +       ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD);
> +       if (ret)
> +               return ret;
>
> -       vc4_hdmi->hd_regset.base = vc4_hdmi->hd_regs;
> -       vc4_hdmi->hd_regset.regs = hd_regs;
> -       vc4_hdmi->hd_regset.nregs = ARRAY_SIZE(hd_regs);
> +       ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI);
> +       if (ret)
> +               return ret;
>
>         vc4_hdmi->pixel_clock = devm_clk_get(dev, "pixel");
>         if (IS_ERR(vc4_hdmi->pixel_clock)) {
> @@ -1294,12 +1293,12 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
>         }
>
>         /* HDMI core must be enabled. */
> -       if (!(HD_READ(VC4_HD_M_CTL) & VC4_HD_M_ENABLE)) {
> -               HD_WRITE(VC4_HD_M_CTL, VC4_HD_M_SW_RST);
> +       if (!(HDMI_READ(HDMI_M_CTL) & VC4_HD_M_ENABLE)) {
> +               HDMI_WRITE(HDMI_M_CTL, VC4_HD_M_SW_RST);
>                 udelay(1);
> -               HD_WRITE(VC4_HD_M_CTL, 0);
> +               HDMI_WRITE(HDMI_M_CTL, 0);
>
> -               HD_WRITE(VC4_HD_M_CTL, VC4_HD_M_ENABLE);
> +               HDMI_WRITE(HDMI_M_CTL, VC4_HD_M_ENABLE);
>         }
>         pm_runtime_enable(dev);
>
> @@ -1322,8 +1321,8 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
>         cec_fill_conn_info_from_drm(&conn_info, &vc4_hdmi->connector);
>         cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info);
>
> -       HDMI_WRITE(VC4_HDMI_CPU_MASK_SET, 0xffffffff);
> -       value = HDMI_READ(VC4_HDMI_CEC_CNTRL_1);
> +       HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, 0xffffffff);
> +       value = HDMI_READ(HDMI_CEC_CNTRL_1);
>         value &= ~VC4_HDMI_CEC_DIV_CLK_CNT_MASK;
>         /*
>          * Set the logical address to Unregistered and set the clock
> @@ -1332,7 +1331,7 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
>          */
>         value |= VC4_HDMI_CEC_ADDR_MASK |
>                  (4091 << VC4_HDMI_CEC_DIV_CLK_CNT_SHIFT);
> -       HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, value);
> +       HDMI_WRITE(HDMI_CEC_CNTRL_1, value);
>         ret = devm_request_threaded_irq(dev, platform_get_irq(pdev, 0),
>                                         vc4_cec_irq_handler,
>                                         vc4_cec_irq_handler_thread, 0,
> @@ -1395,6 +1394,9 @@ static void vc4_hdmi_unbind(struct device *dev, struct device *master,
>         BUILD_BUG_ON(offsetof(struct vc4_hdmi, audio) != 0);
>         vc4_hdmi = dev_get_drvdata(dev);
>
> +       kfree(vc4_hdmi->hdmi_regset.regs);
> +       kfree(vc4_hdmi->hd_regset.regs);
> +
>         cec_unregister_adapter(vc4_hdmi->cec_adap);
>         vc4_hdmi_connector_destroy(&vc4_hdmi->connector);
>         drm_encoder_cleanup(&vc4_hdmi->encoder.base.base);
> @@ -1422,6 +1424,9 @@ static int vc4_hdmi_dev_remove(struct platform_device *pdev)
>  }
>
>  static const struct vc4_hdmi_variant bcm2835_variant = {
> +       .registers              = vc4_hdmi_fields,
> +       .num_registers          = ARRAY_SIZE(vc4_hdmi_fields),
> +
>         .init_resources         = vc4_hdmi_init_resources,
>  };
>
> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
> index 0eaf979fe811..b36e0210671f 100644
> --- a/drivers/gpu/drm/vc4/vc4_hdmi.h
> +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
> @@ -22,8 +22,15 @@ to_vc4_hdmi_encoder(struct drm_encoder *encoder)
>  }
>
>  struct vc4_hdmi;
> +struct vc4_hdmi_register;
>
>  struct vc4_hdmi_variant {
> +       /* List of the registers available on that variant */
> +       const struct vc4_hdmi_register *registers;
> +
> +       /* Number of registers on that variant */
> +       unsigned int num_registers;
> +
>         /* Callback to get the resources (memory region, interrupts,
>          * clocks, etc) for that variant.
>          */
> @@ -85,9 +92,4 @@ encoder_to_vc4_hdmi(struct drm_encoder *encoder)
>         return container_of(_encoder, struct vc4_hdmi, encoder);
>  }
>
> -#define HDMI_READ(offset) readl(vc4_hdmi->hdmicore_regs + offset)
> -#define HDMI_WRITE(offset, val) writel(val, vc4_hdmi->hdmicore_regs + offset)
> -#define HD_READ(offset) readl(vc4_hdmi->hd_regs + offset)
> -#define HD_WRITE(offset, val) writel(val, vc4_hdmi->hd_regs + offset)
> -
>  #endif /* _VC4_HDMI_H_ */
> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
> new file mode 100644
> index 000000000000..bc47cc9bc883
> --- /dev/null
> +++ b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
> @@ -0,0 +1,241 @@
> +#ifndef _VC4_HDMI_REGS_H_
> +#define _VC4_HDMI_REGS_H_
> +
> +#include "vc4_hdmi.h"
> +
> +#define VC4_HDMI_PACKET_STRIDE                 0x24
> +
> +enum vc4_hdmi_regs {
> +       VC4_INVALID = 0,
> +       VC4_HDMI,
> +       VC4_HD,
> +};
> +
> +enum vc4_hdmi_field {
> +       HDMI_AUDIO_PACKET_CONFIG,
> +       HDMI_CEC_CNTRL_1,
> +       HDMI_CEC_CNTRL_2,
> +       HDMI_CEC_CNTRL_3,
> +       HDMI_CEC_CNTRL_4,
> +       HDMI_CEC_CNTRL_5,
> +       HDMI_CEC_CPU_CLEAR,
> +       HDMI_CEC_CPU_MASK_CLEAR,
> +       HDMI_CEC_CPU_MASK_SET,
> +       HDMI_CEC_CPU_MASK_STATUS,
> +       HDMI_CEC_CPU_STATUS,
> +
> +       /*
> +        * Transmit data, first byte is low byte of the 32-bit reg.
> +        * MSB of each byte transmitted first.
> +        */
> +       HDMI_CEC_RX_DATA_1,
> +       HDMI_CEC_RX_DATA_2,
> +       HDMI_CEC_RX_DATA_3,
> +       HDMI_CEC_RX_DATA_4,
> +       HDMI_CEC_TX_DATA_1,
> +       HDMI_CEC_TX_DATA_2,
> +       HDMI_CEC_TX_DATA_3,
> +       HDMI_CEC_TX_DATA_4,
> +       HDMI_CORE_REV,
> +       HDMI_CRP_CFG,
> +       HDMI_CSC_12_11,
> +       HDMI_CSC_14_13,
> +       HDMI_CSC_22_21,
> +       HDMI_CSC_24_23,
> +       HDMI_CSC_32_31,
> +       HDMI_CSC_34_33,
> +       HDMI_CSC_CTL,
> +
> +       /*
> +        * 20-bit fields containing CTS values to be transmitted if
> +        * !EXTERNAL_CTS_EN
> +        */
> +       HDMI_CTS_0,
> +       HDMI_CTS_1,
> +       HDMI_FIFO_CTL,
> +       HDMI_FRAME_COUNT,
> +       HDMI_HORZA,
> +       HDMI_HORZB,
> +       HDMI_HOTPLUG,
> +       HDMI_HOTPLUG_INT,
> +
> +       /*
> +        * 3 bits per field, where each field maps from that
> +        * corresponding MAI bus channel to the given HDMI channel.
> +        */
> +       HDMI_MAI_CHANNEL_MAP,
> +       HDMI_MAI_CONFIG,
> +       HDMI_MAI_CTL,
> +
> +       /*
> +        * Register for DMAing in audio data to be transported over
> +        * the MAI bus to the Falcon core.
> +        */
> +       HDMI_MAI_DATA,
> +
> +       /* Format header to be placed on the MAI data. Unused. */
> +       HDMI_MAI_FMT,
> +
> +       /* Last received format word on the MAI bus. */
> +       HDMI_MAI_FORMAT,
> +       HDMI_MAI_SMP,
> +       HDMI_MAI_THR,
> +       HDMI_M_CTL,
> +       HDMI_RAM_PACKET_CONFIG,
> +       HDMI_RAM_PACKET_START,
> +       HDMI_RAM_PACKET_STATUS,
> +       HDMI_SCHEDULER_CONTROL,
> +       HDMI_SW_RESET_CONTROL,
> +       HDMI_TX_PHY_CTL_0,
> +       HDMI_TX_PHY_RESET_CTL,
> +       HDMI_VERTA0,
> +       HDMI_VERTA1,
> +       HDMI_VERTB0,
> +       HDMI_VERTB1,
> +       HDMI_VID_CTL,
> +};
> +
> +struct vc4_hdmi_register {
> +       char *name;
> +       enum vc4_hdmi_regs reg;
> +       unsigned int offset;
> +};
> +
> +#define _VC4_REG(_base, _reg, _offset) \
> +       [_reg] = {                              \
> +               .name = #_reg,                  \
> +               .reg = _base,                   \
> +               .offset = _offset,              \
> +       }
> +
> +#define VC4_HD_REG(reg, offset)                _VC4_REG(VC4_HD, reg, offset)
> +#define VC4_HDMI_REG(reg, offset)      _VC4_REG(VC4_HDMI, reg, offset)
> +
> +static const struct vc4_hdmi_register vc4_hdmi_fields[] = {
> +       VC4_HD_REG(HDMI_M_CTL, 0x000c),
> +       VC4_HD_REG(HDMI_MAI_CTL, 0x0014),
> +       VC4_HD_REG(HDMI_MAI_THR, 0x0018),
> +       VC4_HD_REG(HDMI_MAI_FMT, 0x001c),
> +       VC4_HD_REG(HDMI_MAI_DATA, 0x0020),
> +       VC4_HD_REG(HDMI_MAI_SMP, 0x002c),
> +       VC4_HD_REG(HDMI_VID_CTL, 0x0038),
> +       VC4_HD_REG(HDMI_CSC_CTL, 0x0040),
> +       VC4_HD_REG(HDMI_CSC_12_11, 0x0044),
> +       VC4_HD_REG(HDMI_CSC_14_13, 0x0048),
> +       VC4_HD_REG(HDMI_CSC_22_21, 0x004c),
> +       VC4_HD_REG(HDMI_CSC_24_23, 0x0050),
> +       VC4_HD_REG(HDMI_CSC_32_31, 0x0054),
> +       VC4_HD_REG(HDMI_CSC_34_33, 0x0058),
> +       VC4_HD_REG(HDMI_FRAME_COUNT, 0x0068),
> +
> +       VC4_HDMI_REG(HDMI_CORE_REV, 0x0000),
> +       VC4_HDMI_REG(HDMI_SW_RESET_CONTROL, 0x0004),
> +       VC4_HDMI_REG(HDMI_HOTPLUG_INT, 0x0008),
> +       VC4_HDMI_REG(HDMI_HOTPLUG, 0x000c),
> +       VC4_HDMI_REG(HDMI_FIFO_CTL, 0x005c),
> +       VC4_HDMI_REG(HDMI_MAI_CHANNEL_MAP, 0x0090),
> +       VC4_HDMI_REG(HDMI_MAI_CONFIG, 0x0094),
> +       VC4_HDMI_REG(HDMI_MAI_FORMAT, 0x0098),
> +       VC4_HDMI_REG(HDMI_AUDIO_PACKET_CONFIG, 0x009c),
> +       VC4_HDMI_REG(HDMI_RAM_PACKET_CONFIG, 0x00a0),
> +       VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x00a4),
> +       VC4_HDMI_REG(HDMI_CRP_CFG, 0x00a8),
> +       VC4_HDMI_REG(HDMI_CTS_0, 0x00ac),
> +       VC4_HDMI_REG(HDMI_CTS_1, 0x00b0),
> +       VC4_HDMI_REG(HDMI_SCHEDULER_CONTROL, 0x00c0),
> +       VC4_HDMI_REG(HDMI_HORZA, 0x00c4),
> +       VC4_HDMI_REG(HDMI_HORZB, 0x00c8),
> +       VC4_HDMI_REG(HDMI_VERTA0, 0x00cc),
> +       VC4_HDMI_REG(HDMI_VERTB0, 0x00d0),
> +       VC4_HDMI_REG(HDMI_VERTA1, 0x00d4),
> +       VC4_HDMI_REG(HDMI_VERTB1, 0x00d8),
> +       VC4_HDMI_REG(HDMI_CEC_CNTRL_1, 0x00e8),
> +       VC4_HDMI_REG(HDMI_CEC_CNTRL_2, 0x00ec),
> +       VC4_HDMI_REG(HDMI_CEC_CNTRL_3, 0x00f0),
> +       VC4_HDMI_REG(HDMI_CEC_CNTRL_4, 0x00f4),
> +       VC4_HDMI_REG(HDMI_CEC_CNTRL_5, 0x00f8),
> +       VC4_HDMI_REG(HDMI_CEC_TX_DATA_1, 0x00fc),
> +       VC4_HDMI_REG(HDMI_CEC_TX_DATA_2, 0x0100),
> +       VC4_HDMI_REG(HDMI_CEC_TX_DATA_3, 0x0104),
> +       VC4_HDMI_REG(HDMI_CEC_TX_DATA_4, 0x0108),
> +       VC4_HDMI_REG(HDMI_CEC_RX_DATA_1, 0x010c),
> +       VC4_HDMI_REG(HDMI_CEC_RX_DATA_2, 0x0110),
> +       VC4_HDMI_REG(HDMI_CEC_RX_DATA_3, 0x0114),
> +       VC4_HDMI_REG(HDMI_CEC_RX_DATA_4, 0x0118),
> +       VC4_HDMI_REG(HDMI_TX_PHY_RESET_CTL, 0x02c0),
> +       VC4_HDMI_REG(HDMI_TX_PHY_CTL_0, 0x02c4),
> +       VC4_HDMI_REG(HDMI_CEC_CPU_STATUS, 0x0340),
> +       VC4_HDMI_REG(HDMI_CEC_CPU_CLEAR, 0x0348),
> +       VC4_HDMI_REG(HDMI_CEC_CPU_MASK_STATUS, 0x034c),
> +       VC4_HDMI_REG(HDMI_CEC_CPU_MASK_SET, 0x034c),
> +       VC4_HDMI_REG(HDMI_CEC_CPU_MASK_CLEAR, 0x0354),
> +       VC4_HDMI_REG(HDMI_RAM_PACKET_START, 0x0400),
> +};
> +
> +static inline
> +void __iomem *__vc4_hdmi_get_field_base(struct vc4_hdmi *hdmi,
> +                                       enum vc4_hdmi_regs reg)
> +{
> +       switch (reg) {
> +       case VC4_HD:
> +               return hdmi->hd_regs;
> +
> +       case VC4_HDMI:
> +               return hdmi->hdmicore_regs;
> +
> +       default:
> +               return NULL;
> +       }
> +
> +       return NULL;
> +}
> +
> +static inline u32 vc4_hdmi_read(struct vc4_hdmi *hdmi,
> +                               enum vc4_hdmi_regs reg)
> +{
> +       const struct vc4_hdmi_register *field;
> +       const struct vc4_hdmi_variant *variant = hdmi->variant;
> +       void __iomem *base;
> +
> +       if (reg > variant->num_registers) {
> +               dev_warn(&hdmi->pdev->dev,
> +                        "Invalid register ID %u\n", reg);
> +               return 0;
> +       }
> +
> +       field = &variant->registers[reg];
> +       base = __vc4_hdmi_get_field_base(hdmi, field->reg);
> +       if (!base) {
> +               dev_warn(&hdmi->pdev->dev,
> +                        "Unknown register ID %u\n", reg);
> +               return 0;
> +       }
> +
> +       return readl(base + field->offset);
> +}
> +#define HDMI_READ(reg)         vc4_hdmi_read(vc4_hdmi, reg)
> +
> +static inline void vc4_hdmi_write(struct vc4_hdmi *hdmi,
> +                                 enum vc4_hdmi_regs reg,
> +                                 u32 value)
> +{
> +       const struct vc4_hdmi_register *field;
> +       const struct vc4_hdmi_variant *variant = hdmi->variant;
> +       void __iomem *base;
> +
> +       if (reg > variant->num_registers) {
> +               dev_warn(&hdmi->pdev->dev,
> +                        "Invalid register ID %u\n", reg);
> +               return;
> +       }
> +
> +       field = &variant->registers[reg];
> +       base = __vc4_hdmi_get_field_base(hdmi, field->reg);
> +       if (!base)
> +               return;
> +
> +       writel(value, base + field->offset);
> +}
> +#define HDMI_WRITE(reg, val)   vc4_hdmi_write(vc4_hdmi, reg, val)
> +
> +#endif /* _VC4_HDMI_REGS_H_ */
> diff --git a/drivers/gpu/drm/vc4/vc4_regs.h b/drivers/gpu/drm/vc4/vc4_regs.h
> index c0031ab19689..d1e8961edaa0 100644
> --- a/drivers/gpu/drm/vc4/vc4_regs.h
> +++ b/drivers/gpu/drm/vc4/vc4_regs.h
> @@ -493,32 +493,16 @@
>
>  #define SCALER5_DLIST_START                    0x00004000
>
> -#define VC4_HDMI_CORE_REV                      0x000
> -
> -#define VC4_HDMI_SW_RESET_CONTROL              0x004
>  # define VC4_HDMI_SW_RESET_FORMAT_DETECT       BIT(1)
>  # define VC4_HDMI_SW_RESET_HDMI                        BIT(0)
>
> -#define VC4_HDMI_HOTPLUG_INT                   0x008
> -
> -#define VC4_HDMI_HOTPLUG                       0x00c
>  # define VC4_HDMI_HOTPLUG_CONNECTED            BIT(0)
>
> -/* 3 bits per field, where each field maps from that corresponding MAI
> - * bus channel to the given HDMI channel.
> - */
> -#define VC4_HDMI_MAI_CHANNEL_MAP               0x090
> -
> -#define VC4_HDMI_MAI_CONFIG                    0x094
>  # define VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE            BIT(27)
>  # define VC4_HDMI_MAI_CONFIG_BIT_REVERSE               BIT(26)
>  # define VC4_HDMI_MAI_CHANNEL_MASK_MASK                        VC4_MASK(15, 0)
>  # define VC4_HDMI_MAI_CHANNEL_MASK_SHIFT               0
>
> -/* Last received format word on the MAI bus. */
> -#define VC4_HDMI_MAI_FORMAT                    0x098
> -
> -#define VC4_HDMI_AUDIO_PACKET_CONFIG           0x09c
>  # define VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_SAMPLE_FLAT                BIT(29)
>  # define VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_INACTIVE_CHANNELS  BIT(24)
>  # define VC4_HDMI_AUDIO_PACKET_FORCE_SAMPLE_PRESENT            BIT(19)
> @@ -532,12 +516,8 @@
>  # define VC4_HDMI_AUDIO_PACKET_CEA_MASK_MASK                   VC4_MASK(7, 0)
>  # define VC4_HDMI_AUDIO_PACKET_CEA_MASK_SHIFT                  0
>
> -#define VC4_HDMI_RAM_PACKET_CONFIG             0x0a0
>  # define VC4_HDMI_RAM_PACKET_ENABLE            BIT(16)
>
> -#define VC4_HDMI_RAM_PACKET_STATUS             0x0a4
> -
> -#define VC4_HDMI_CRP_CFG                       0x0a8
>  /* When set, the CTS_PERIOD counts based on MAI bus sync pulse instead
>   * of pixel clock.
>   */
> @@ -551,23 +531,12 @@
>  # define VC4_HDMI_CRP_CFG_N_MASK               VC4_MASK(19, 0)
>  # define VC4_HDMI_CRP_CFG_N_SHIFT              0
>
> -/* 20-bit fields containing CTS values to be transmitted if !EXTERNAL_CTS_EN */
> -#define VC4_HDMI_CTS_0                         0x0ac
> -#define VC4_HDMI_CTS_1                         0x0b0
> -/* 20-bit fields containing number of clocks to send CTS0/1 before
> - * switching to the other one.
> - */
> -#define VC4_HDMI_CTS_PERIOD_0                  0x0b4
> -#define VC4_HDMI_CTS_PERIOD_1                  0x0b8
> -
> -#define VC4_HDMI_HORZA                         0x0c4
>  # define VC4_HDMI_HORZA_VPOS                   BIT(14)
>  # define VC4_HDMI_HORZA_HPOS                   BIT(13)
>  /* Horizontal active pixels (hdisplay). */
>  # define VC4_HDMI_HORZA_HAP_MASK               VC4_MASK(12, 0)
>  # define VC4_HDMI_HORZA_HAP_SHIFT              0
>
> -#define VC4_HDMI_HORZB                         0x0c8
>  /* Horizontal pack porch (htotal - hsync_end). */
>  # define VC4_HDMI_HORZB_HBP_MASK               VC4_MASK(29, 20)
>  # define VC4_HDMI_HORZB_HBP_SHIFT              20
> @@ -578,7 +547,6 @@
>  # define VC4_HDMI_HORZB_HFP_MASK               VC4_MASK(9, 0)
>  # define VC4_HDMI_HORZB_HFP_SHIFT              0
>
> -#define VC4_HDMI_FIFO_CTL                      0x05c
>  # define VC4_HDMI_FIFO_CTL_RECENTER_DONE       BIT(14)
>  # define VC4_HDMI_FIFO_CTL_USE_EMPTY           BIT(13)
>  # define VC4_HDMI_FIFO_CTL_ON_VB               BIT(7)
> @@ -591,15 +559,12 @@
>  # define VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N      BIT(0)
>  # define VC4_HDMI_FIFO_VALID_WRITE_MASK                0xefff
>
> -#define VC4_HDMI_SCHEDULER_CONTROL             0x0c0
>  # define VC4_HDMI_SCHEDULER_CONTROL_MANUAL_FORMAT BIT(15)
>  # define VC4_HDMI_SCHEDULER_CONTROL_IGNORE_VSYNC_PREDICTS BIT(5)
>  # define VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWAYS_KEEPOUT        BIT(3)
>  # define VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE        BIT(1)
>  # define VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI  BIT(0)
>
> -#define VC4_HDMI_VERTA0                                0x0cc
> -#define VC4_HDMI_VERTA1                                0x0d4
>  /* Vertical sync pulse (vsync_end - vsync_start). */
>  # define VC4_HDMI_VERTA_VSP_MASK               VC4_MASK(24, 20)
>  # define VC4_HDMI_VERTA_VSP_SHIFT              20
> @@ -610,8 +575,6 @@
>  # define VC4_HDMI_VERTA_VAL_MASK               VC4_MASK(12, 0)
>  # define VC4_HDMI_VERTA_VAL_SHIFT              0
>
> -#define VC4_HDMI_VERTB0                                0x0d0
> -#define VC4_HDMI_VERTB1                                0x0d8
>  /* Vertical sync pulse offset (for interlaced) */
>  # define VC4_HDMI_VERTB_VSPO_MASK              VC4_MASK(21, 9)
>  # define VC4_HDMI_VERTB_VSPO_SHIFT             9
> @@ -619,7 +582,6 @@
>  # define VC4_HDMI_VERTB_VBP_MASK               VC4_MASK(8, 0)
>  # define VC4_HDMI_VERTB_VBP_SHIFT              0
>
> -#define VC4_HDMI_CEC_CNTRL_1                   0x0e8
>  /* Set when the transmission has ended. */
>  # define VC4_HDMI_CEC_TX_EOM                   BIT(31)
>  /* If set, transmission was acked on the 1st or 2nd attempt (only one
> @@ -660,7 +622,6 @@
>  /* Set these fields to how many bit clock cycles get to that many
>   * microseconds.
>   */
> -#define VC4_HDMI_CEC_CNTRL_2                   0x0ec
>  # define VC4_HDMI_CEC_CNT_TO_1500_US_MASK      VC4_MASK(30, 24)
>  # define VC4_HDMI_CEC_CNT_TO_1500_US_SHIFT     24
>  # define VC4_HDMI_CEC_CNT_TO_1300_US_MASK      VC4_MASK(23, 17)
> @@ -672,7 +633,6 @@
>  # define VC4_HDMI_CEC_CNT_TO_400_US_MASK       VC4_MASK(4, 0)
>  # define VC4_HDMI_CEC_CNT_TO_400_US_SHIFT      0
>
> -#define VC4_HDMI_CEC_CNTRL_3                   0x0f0
>  # define VC4_HDMI_CEC_CNT_TO_2750_US_MASK      VC4_MASK(31, 24)
>  # define VC4_HDMI_CEC_CNT_TO_2750_US_SHIFT     24
>  # define VC4_HDMI_CEC_CNT_TO_2400_US_MASK      VC4_MASK(23, 16)
> @@ -682,7 +642,6 @@
>  # define VC4_HDMI_CEC_CNT_TO_1700_US_MASK      VC4_MASK(7, 0)
>  # define VC4_HDMI_CEC_CNT_TO_1700_US_SHIFT     0
>
> -#define VC4_HDMI_CEC_CNTRL_4                   0x0f4
>  # define VC4_HDMI_CEC_CNT_TO_4300_US_MASK      VC4_MASK(31, 24)
>  # define VC4_HDMI_CEC_CNT_TO_4300_US_SHIFT     24
>  # define VC4_HDMI_CEC_CNT_TO_3900_US_MASK      VC4_MASK(23, 16)
> @@ -692,7 +651,6 @@
>  # define VC4_HDMI_CEC_CNT_TO_3500_US_MASK      VC4_MASK(7, 0)
>  # define VC4_HDMI_CEC_CNT_TO_3500_US_SHIFT     0
>
> -#define VC4_HDMI_CEC_CNTRL_5                   0x0f8
>  # define VC4_HDMI_CEC_TX_SW_RESET              BIT(27)
>  # define VC4_HDMI_CEC_RX_SW_RESET              BIT(26)
>  # define VC4_HDMI_CEC_PAD_SW_RESET             BIT(25)
> @@ -705,39 +663,11 @@
>  # define VC4_HDMI_CEC_CNT_TO_4500_US_MASK      VC4_MASK(7, 0)
>  # define VC4_HDMI_CEC_CNT_TO_4500_US_SHIFT     0
>
> -/* Transmit data, first byte is low byte of the 32-bit reg.  MSB of
> - * each byte transmitted first.
> - */
> -#define VC4_HDMI_CEC_TX_DATA_1                 0x0fc
> -#define VC4_HDMI_CEC_TX_DATA_2                 0x100
> -#define VC4_HDMI_CEC_TX_DATA_3                 0x104
> -#define VC4_HDMI_CEC_TX_DATA_4                 0x108
> -#define VC4_HDMI_CEC_RX_DATA_1                 0x10c
> -#define VC4_HDMI_CEC_RX_DATA_2                 0x110
> -#define VC4_HDMI_CEC_RX_DATA_3                 0x114
> -#define VC4_HDMI_CEC_RX_DATA_4                 0x118
> -
> -#define VC4_HDMI_TX_PHY_RESET_CTL              0x2c0
> -
> -#define VC4_HDMI_TX_PHY_CTL0                   0x2c4
>  # define VC4_HDMI_TX_PHY_RNG_PWRDN             BIT(25)
>
> -/* Interrupt status bits */
> -#define VC4_HDMI_CPU_STATUS                    0x340
> -#define VC4_HDMI_CPU_SET                       0x344
> -#define VC4_HDMI_CPU_CLEAR                     0x348
>  # define VC4_HDMI_CPU_CEC                      BIT(6)
>  # define VC4_HDMI_CPU_HOTPLUG                  BIT(0)
>
> -#define VC4_HDMI_CPU_MASK_STATUS               0x34c
> -#define VC4_HDMI_CPU_MASK_SET                  0x350
> -#define VC4_HDMI_CPU_MASK_CLEAR                        0x354
> -
> -#define VC4_HDMI_GCP(x)                                (0x400 + ((x) * 0x4))
> -#define VC4_HDMI_RAM_PACKET(x)                 (0x400 + ((x) * 0x24))
> -#define VC4_HDMI_PACKET_STRIDE                 0x24
> -
> -#define VC4_HD_M_CTL                           0x00c
>  /* Debug: Current receive value on the CEC pad. */
>  # define VC4_HD_CECRXD                         BIT(9)
>  /* Debug: Override CEC output to 0. */
> @@ -747,7 +677,6 @@
>  # define VC4_HD_M_SW_RST                       BIT(2)
>  # define VC4_HD_M_ENABLE                       BIT(0)
>
> -#define VC4_HD_MAI_CTL                         0x014
>  /* Set when audio stream is received at a slower rate than the
>   * sampling period, so MAI fifo goes empty.  Write 1 to clear.
>   */
> @@ -772,7 +701,6 @@
>  /* Single-shot reset bit.  Read value is undefined. */
>  # define VC4_HD_MAI_CTL_RESET                  BIT(0)
>
> -#define VC4_HD_MAI_THR                         0x018
>  # define VC4_HD_MAI_THR_PANICHIGH_MASK         VC4_MASK(29, 24)
>  # define VC4_HD_MAI_THR_PANICHIGH_SHIFT                24
>  # define VC4_HD_MAI_THR_PANICLOW_MASK          VC4_MASK(21, 16)
> @@ -782,31 +710,20 @@
>  # define VC4_HD_MAI_THR_DREQLOW_MASK           VC4_MASK(5, 0)
>  # define VC4_HD_MAI_THR_DREQLOW_SHIFT          0
>
> -/* Format header to be placed on the MAI data. Unused. */
> -#define VC4_HD_MAI_FMT                         0x01c
> -
> -/* Register for DMAing in audio data to be transported over the MAI
> - * bus to the Falcon core.
> - */
> -#define VC4_HD_MAI_DATA                                0x020
> -
>  /* Divider from HDMI HSM clock to MAI serial clock.  Sampling period
>   * converges to N / (M + 1) cycles.
>   */
> -#define VC4_HD_MAI_SMP                         0x02c
>  # define VC4_HD_MAI_SMP_N_MASK                 VC4_MASK(31, 8)
>  # define VC4_HD_MAI_SMP_N_SHIFT                        8
>  # define VC4_HD_MAI_SMP_M_MASK                 VC4_MASK(7, 0)
>  # define VC4_HD_MAI_SMP_M_SHIFT                        0
>
> -#define VC4_HD_VID_CTL                         0x038
>  # define VC4_HD_VID_CTL_ENABLE                 BIT(31)
>  # define VC4_HD_VID_CTL_UNDERFLOW_ENABLE       BIT(30)
>  # define VC4_HD_VID_CTL_FRAME_COUNTER_RESET    BIT(29)
>  # define VC4_HD_VID_CTL_VSYNC_LOW              BIT(28)
>  # define VC4_HD_VID_CTL_HSYNC_LOW              BIT(27)
>
> -#define VC4_HD_CSC_CTL                         0x040
>  # define VC4_HD_CSC_CTL_ORDER_MASK             VC4_MASK(7, 5)
>  # define VC4_HD_CSC_CTL_ORDER_SHIFT            5
>  # define VC4_HD_CSC_CTL_ORDER_RGB              0
> @@ -824,15 +741,6 @@
>  # define VC4_HD_CSC_CTL_RGB2YCC                        BIT(1)
>  # define VC4_HD_CSC_CTL_ENABLE                 BIT(0)
>
> -#define VC4_HD_CSC_12_11                       0x044
> -#define VC4_HD_CSC_14_13                       0x048
> -#define VC4_HD_CSC_22_21                       0x04c
> -#define VC4_HD_CSC_24_23                       0x050
> -#define VC4_HD_CSC_32_31                       0x054
> -#define VC4_HD_CSC_34_33                       0x058
> -
> -#define VC4_HD_FRAME_COUNT                     0x068
> -
>  /* HVS display list information. */
>  #define HVS_BOOTLOADER_DLIST_END                32
>
> --
> git-series 0.9.1


More information about the dri-devel mailing list