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Message-ID: <569C3E36.10103@rock-chips.com>
Date: Mon, 18 Jan 2016 09:21:58 +0800
From: Mark yao <mark.yao@...k-chips.com>
To: Yakir Yang <ykk@...k-chips.com>, Heiko Stuebner <heiko@...ech.de>
CC: David Airlie <airlied@...ux.ie>,
Thierry Reding <treding@...dia.com>,
Rob Herring <robh+dt@...nel.org>,
dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 1/2] drm: rockchip/hdmi: add Innosilicon HDMI support
Hi Yakir
I'd like you can change your patch title into "drm/rockchip/hdmi", so
when I search patches use "drm/rockchip" can find your patch.
and I have some advices mail inline.
Thanks:-)
On 2016年01月15日 17:38, Yakir Yang wrote:
> The Innosilicon HDMI is a low power HDMI 1.4 transmitter
> IP, and it have been integrated on some rockchip CPUs
> (like RK3036, RK312x).
>
> Signed-off-by: Yakir Yang <ykk@...k-chips.com>
> ---
> Changes in v3:
> - Use encoder enable/disable function, and remove the encoder DPMS function
> - Keep HDMI PLL power on in standby mode
>
> Changes in v2:
> - Using DRM atomic helper functions for connector init (Mark)
> - Remove "hdmi->connector.encoder = encoder;" (Mark)
>
> drivers/gpu/drm/rockchip/Kconfig | 8 +
> drivers/gpu/drm/rockchip/Makefile | 1 +
> drivers/gpu/drm/rockchip/inno_hdmi.c | 999 +++++++++++++++++++++++++++++++++++
> drivers/gpu/drm/rockchip/inno_hdmi.h | 364 +++++++++++++
> 4 files changed, 1372 insertions(+)
> create mode 100644 drivers/gpu/drm/rockchip/inno_hdmi.c
> create mode 100644 drivers/gpu/drm/rockchip/inno_hdmi.h
>
> diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig
> index 35215f6..a5014e0 100644
> --- a/drivers/gpu/drm/rockchip/Kconfig
> +++ b/drivers/gpu/drm/rockchip/Kconfig
> @@ -25,3 +25,11 @@ config ROCKCHIP_DW_HDMI
> for the Synopsys DesignWare HDMI driver. If you want to
> enable HDMI on RK3288 based SoC, you should selet this
> option.
> +
> +config ROCKCHIP_INNO_HDMI
> + tristate "Rockchip specific extensions for Innosilicon HDMI"
> + depends on DRM_ROCKCHIP
> + help
> + This selects support for Rockchip SoC specific extensions
> + for the Innosilicon HDMI driver. If you want to enable
> + HDMI on RK3036 based SoC, you should selet this option.
> diff --git a/drivers/gpu/drm/rockchip/Makefile b/drivers/gpu/drm/rockchip/Makefile
> index a9d380f..da2bf76 100644
> --- a/drivers/gpu/drm/rockchip/Makefile
> +++ b/drivers/gpu/drm/rockchip/Makefile
> @@ -6,6 +6,7 @@ rockchipdrm-y := rockchip_drm_drv.o rockchip_drm_fb.o rockchip_drm_fbdev.o \
> rockchip_drm_gem.o
>
> obj-$(CONFIG_ROCKCHIP_DW_HDMI) += dw_hdmi-rockchip.o
> +obj-$(CONFIG_ROCKCHIP_INNO_HDMI) += inno_hdmi.o
>
> obj-$(CONFIG_DRM_ROCKCHIP) += rockchipdrm.o rockchip_drm_vop.o \
> rockchip_vop_reg.o
> diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
> new file mode 100644
> index 0000000..dc98179
> --- /dev/null
> +++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
> @@ -0,0 +1,999 @@
> +/*
> + * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
> + * Zheng Yang <zhengyang@...k-chips.com>
> + * Yakir Yang <ykk@...k-chips.com>
> + *
> + * This software is licensed under the terms of the GNU General Public
> + * License version 2, as published by the Free Software Foundation, and
> + * may be copied, distributed, and modified under those terms.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +#include <linux/irq.h>
> +#include <linux/clk.h>
> +#include <linux/delay.h>
> +#include <linux/err.h>
> +#include <linux/hdmi.h>
> +#include <linux/mfd/syscon.h>
> +#include <linux/module.h>
> +#include <linux/mutex.h>
> +#include <linux/of_device.h>
> +
> +#include <drm/drm_of.h>
> +#include <drm/drmP.h>
> +#include <drm/drm_atomic_helper.h>
> +#include <drm/drm_crtc_helper.h>
> +#include <drm/drm_edid.h>
> +#include <drm/drm_encoder_slave.h>
> +
> +#include "rockchip_drm_drv.h"
> +#include "rockchip_drm_vop.h"
> +
> +#include "inno_hdmi.h"
> +
> +#define to_inno_hdmi(x) container_of(x, struct inno_hdmi, x)
> +
> +struct hdmi_data_info {
> + int vic;
> + bool sink_is_hdmi;
> + bool sink_has_audio;
> + unsigned int enc_in_format;
> + unsigned int enc_out_format;
> + unsigned int colorimetry;
> +};
> +
> +struct inno_hdmi_i2c {
> + struct i2c_adapter adap;
> +
> + u8 ddc_addr;
> + u8 segment_addr;
> +
> + struct mutex lock;
> + struct completion cmp;
> +};
> +
> +struct inno_hdmi {
> + struct device *dev;
> + struct drm_device *drm_dev;
> +
> + int irq;
> + struct clk *pclk;
> + void __iomem *regs;
> +
> + struct drm_connector connector;
> + struct drm_encoder encoder;
> +
> + struct inno_hdmi_i2c *i2c;
> + struct i2c_adapter *ddc;
> +
> + unsigned int tmds_rate;
> +
> + struct hdmi_data_info hdmi_data;
> + struct drm_display_mode previous_mode;
> +};
> +
> +enum {
> + CSC_ITU601_16_235_TO_RGB_0_255_8BIT,
> + CSC_ITU601_0_255_TO_RGB_0_255_8BIT,
> + CSC_ITU709_16_235_TO_RGB_0_255_8BIT,
> + CSC_RGB_0_255_TO_ITU601_16_235_8BIT,
> + CSC_RGB_0_255_TO_ITU709_16_235_8BIT,
> + CSC_RGB_0_255_TO_RGB_16_235_8BIT,
> +};
> +
> +static const char coeff_csc[][24] = {
> + /*
> + * YUV2RGB:601 SD mode(Y[16:235], UV[16:240], RGB[0:255]):
> + * R = 1.164*Y + 1.596*V - 204
> + * G = 1.164*Y - 0.391*U - 0.813*V + 154
> + * B = 1.164*Y + 2.018*U - 258
> + */
> + {
> + 0x04, 0xa7, 0x00, 0x00, 0x06, 0x62, 0x02, 0xcc,
> + 0x04, 0xa7, 0x11, 0x90, 0x13, 0x40, 0x00, 0x9a,
> + 0x04, 0xa7, 0x08, 0x12, 0x00, 0x00, 0x03, 0x02
> + },
> + /*
> + * YUV2RGB:601 SD mode(YUV[0:255],RGB[0:255]):
> + * R = Y + 1.402*V - 248
> + * G = Y - 0.344*U - 0.714*V + 135
> + * B = Y + 1.772*U - 227
> + */
> + {
> + 0x04, 0x00, 0x00, 0x00, 0x05, 0x9b, 0x02, 0xf8,
> + 0x04, 0x00, 0x11, 0x60, 0x12, 0xdb, 0x00, 0x87,
> + 0x04, 0x00, 0x07, 0x16, 0x00, 0x00, 0x02, 0xe3
> + },
> + /*
> + * YUV2RGB:709 HD mode(Y[16:235],UV[16:240],RGB[0:255]):
> + * R = 1.164*Y + 1.793*V - 248
> + * G = 1.164*Y - 0.213*U - 0.534*V + 77
> + * B = 1.164*Y + 2.115*U - 289
> + */
> + {
> + 0x04, 0xa7, 0x00, 0x00, 0x07, 0x2c, 0x02, 0xf8,
> + 0x04, 0xa7, 0x10, 0xda, 0x12, 0x22, 0x00, 0x4d,
> + 0x04, 0xa7, 0x08, 0x74, 0x00, 0x00, 0x03, 0x21
> + },
> +
> + /*
> + * RGB2YUV:601 SD mode:
> + * Cb = -0.291G - 0.148R + 0.439B + 128
> + * Y = 0.504G + 0.257R + 0.098B + 16
> + * Cr = -0.368G + 0.439R - 0.071B + 128
> + */
> + {
> + 0x11, 0x5f, 0x01, 0x82, 0x10, 0x23, 0x00, 0x80,
> + 0x02, 0x1c, 0x00, 0xa1, 0x00, 0x36, 0x00, 0x1e,
> + 0x11, 0x29, 0x10, 0x59, 0x01, 0x82, 0x00, 0x80
> + },
> + /*
> + * RGB2YUV:709 HD mode:
> + * Cb = - 0.338G - 0.101R + 0.439B + 128
> + * Y = 0.614G + 0.183R + 0.062B + 16
> + * Cr = - 0.399G + 0.439R - 0.040B + 128
> + */
> + {
> + 0x11, 0x98, 0x01, 0xc1, 0x10, 0x28, 0x00, 0x80,
> + 0x02, 0x74, 0x00, 0xbb, 0x00, 0x3f, 0x00, 0x10,
> + 0x11, 0x5a, 0x10, 0x67, 0x01, 0xc1, 0x00, 0x80
> + },
> + /*
> + * RGB[0:255]2RGB[16:235]:
> + * R' = R x (235-16)/255 + 16;
> + * G' = G x (235-16)/255 + 16;
> + * B' = B x (235-16)/255 + 16;
> + */
> + {
> + 0x00, 0x00, 0x03, 0x6F, 0x00, 0x00, 0x00, 0x10,
> + 0x03, 0x6F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,
> + 0x00, 0x00, 0x00, 0x00, 0x03, 0x6F, 0x00, 0x10
> + },
> +};
> +
> +static inline u8 hdmi_readb(struct inno_hdmi *hdmi, u16 offset)
> +{
> + return readl_relaxed(hdmi->regs + (offset) * 0x04);
> +}
> +
> +static inline void hdmi_writeb(struct inno_hdmi *hdmi, u16 offset, u32 val)
> +{
> + writel_relaxed(val, hdmi->regs + (offset) * 0x04);
> +}
> +
> +static inline void hdmi_modb(struct inno_hdmi *hdmi, u16 offset,
> + u32 msk, u32 val)
> +{
> + u8 temp = hdmi_readb(hdmi, offset) & ~msk;
> +
> + temp |= val & msk;
> + hdmi_writeb(hdmi, offset, temp);
> +}
> +
> +static void inno_hdmi_i2c_init(struct inno_hdmi *hdmi)
> +{
> + int ddc_bus_freq;
> +
> + ddc_bus_freq = (hdmi->tmds_rate >> 2) / HDMI_SCL_RATE;
> +
> + hdmi_writeb(hdmi, DDC_BUS_FREQ_L, ddc_bus_freq & 0xFF);
> + hdmi_writeb(hdmi, DDC_BUS_FREQ_H, (ddc_bus_freq >> 8) & 0xFF);
> +
> + /* Clear the EDID interrupt flag and mute the interrupt */
> + hdmi_writeb(hdmi, HDMI_INTERRUPT_MASK1, 0);
> + hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
> +}
> +
> +static void inno_hdmi_sys_power(struct inno_hdmi *hdmi, bool enable)
> +{
> + if (enable)
> + hdmi_modb(hdmi, HDMI_SYS_CTRL, m_POWER, v_PWR_ON);
> + else
> + hdmi_modb(hdmi, HDMI_SYS_CTRL, m_POWER, v_PWR_OFF);
> +}
> +
> +static void inno_hdmi_set_pwr_mode(struct inno_hdmi *hdmi, int mode)
> +{
> + switch (mode) {
> + case NORMAL:
> + inno_hdmi_sys_power(hdmi, false);
> +
> + hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x6f);
> + hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0xbb);
> +
> + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
> + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x14);
> + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x10);
> + hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x0f);
> + hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x00);
> + hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x01);
> +
> + inno_hdmi_sys_power(hdmi, true);
> + break;
> +
> + case LOWER_PWR:
> + inno_hdmi_sys_power(hdmi, false);
> + hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0x00);
> + hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x00);
> + hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x00);
> + hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
> +
> + break;
> +
> + default:
> + dev_err(hdmi->dev, "Unknown power mode %d\n", mode);
> + }
> +}
> +
> +static void inno_hdmi_reset(struct inno_hdmi *hdmi)
> +{
> + u32 val;
> + u32 msk;
> +
> + hdmi_modb(hdmi, HDMI_SYS_CTRL, m_RST_DIGITAL, v_NOT_RST_DIGITAL);
> + udelay(100);
> +
> + hdmi_modb(hdmi, HDMI_SYS_CTRL, m_RST_ANALOG, v_NOT_RST_ANALOG);
> + udelay(100);
> +
> + msk = m_REG_CLK_INV | m_REG_CLK_SOURCE | m_POWER | m_INT_POL;
> + val = v_REG_CLK_INV | v_REG_CLK_SOURCE_SYS | v_PWR_ON | v_INT_POL_HIGH;
> + hdmi_modb(hdmi, HDMI_SYS_CTRL, msk, val);
> +
> + inno_hdmi_set_pwr_mode(hdmi, NORMAL);
> +}
> +
> +static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi)
> +{
> + char info[HDMI_SIZE_AVI_INFOFRAME] = {0};
> + int avi_color_mode;
> + int i;
> +
> + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, INFOFRAME_AVI);
> +
> + info[0] = 0x82;
> + info[1] = 0x02;
> + info[2] = 0x0D;
> + info[3] = info[0] + info[1] + info[2];
> +
> + if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_RGB)
> + avi_color_mode = AVI_COLOR_MODE_RGB;
> + else if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV444)
> + avi_color_mode = AVI_COLOR_MODE_YCBCR444;
> + else if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV422)
> + avi_color_mode = AVI_COLOR_MODE_YCBCR422;
> + else
> + avi_color_mode = AVI_COLOR_MODE_RGB;
> +
> + info[4] = (avi_color_mode << 5);
> + info[5] = (AVI_COLORIMETRY_NO_DATA << 6) |
> + (AVI_CODED_FRAME_ASPECT_NO_DATA << 4) |
> + ACTIVE_ASPECT_RATE_SAME_AS_CODED_FRAME;
> +
> + info[6] = 0;
> + info[7] = hdmi->hdmi_data.vic;
> +
> + if (hdmi->hdmi_data.vic == 6 || hdmi->hdmi_data.vic == 7 ||
> + hdmi->hdmi_data.vic == 21 || hdmi->hdmi_data.vic == 22)
> + info[8] = 1;
> + else
> + info[8] = 0;
> +
> + /* Calculate avi info frame checKsum */
> + for (i = 4; i < HDMI_SIZE_AVI_INFOFRAME; i++)
> + info[3] += info[i];
> + info[3] = 0x100 - info[3];
> +
> + for (i = 0; i < HDMI_SIZE_AVI_INFOFRAME; i++)
> + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i, info[i]);
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_config_video_vsi(struct inno_hdmi *hdmi)
> +{
> + char info[HDMI_SIZE_VSI_INFOFRAME] = {0};
> + int i;
> +
> + hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, m_PACKET_VSI_EN,
> + v_PACKET_VSI_EN(0));
> +
> + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, INFOFRAME_VSI);
> +
> + /* Header Bytes */
> + info[0] = 0x81;
> + info[1] = 0x01;
> +
> + /* PB1 - PB3 contain the 24bit IEEE Registration Identifier */
> + info[4] = 0x03;
> + info[5] = 0x0c;
> + info[6] = 0x00;
> +
> + /* PB4 - HDMI_Video_Format into bits 7:5 */
> + info[7] = 0;
> +
> + /*
> + * PB5 - Depending on the video format, this byte will contain
> + * either the HDMI_VIC code in buts 7:0, OR the 3D_Structure in
> + * bits 7:4.
> + */
> + info[2] = 0x06 - 2;
> + info[8] = 0;
> + info[9] = 0;
> +
> + info[3] = info[0] + info[1] + info[2];
> +
> + /* Calculate info frame checKsum */
> + for (i = 4; i < HDMI_SIZE_VSI_INFOFRAME; i++)
> + info[3] += info[i];
> + info[3] = 0x100 - info[3];
> +
> + for (i = 0; i < HDMI_SIZE_VSI_INFOFRAME; i++)
> + hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i, info[i]);
> +
> + hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, m_PACKET_VSI_EN,
> + v_PACKET_VSI_EN(1));
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
> +{
> + struct hdmi_data_info *data = &hdmi->hdmi_data;
> + int c0_c2_change = 0;
> + int csc_enable = 0;
> + int csc_mode = 0;
> + int auto_csc = 0;
> + int value;
> + int i;
> +
> + /* Input video mode is SDR RGB24bit, data enable signal from external */
> + hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL1, v_DE_EXTERNAL |
> + v_VIDEO_INPUT_FORMAT(VIDEO_INPUT_SDR_RGB444));
> +
> + /* Input color hardcode to RGB, and output color hardcode to RGB888 */
> + value = v_VIDEO_INPUT_BITS(VIDEO_INPUT_8BITS) |
> + v_VIDEO_OUTPUT_COLOR(0) |
> + v_VIDEO_INPUT_CSP(0);
> + hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL2, value);
> +
> + if (data->enc_out_format == data->enc_out_format) {
> + if ((data->enc_in_format == HDMI_COLORSPACE_RGB) ||
> + (data->enc_in_format >= HDMI_COLORSPACE_YUV444)) {
> + value = v_SOF_DISABLE | v_COLOR_DEPTH_NOT_INDICATED(1);
> + hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL3, value);
> +
> + hdmi_modb(hdmi, HDMI_VIDEO_CONTRL,
> + m_VIDEO_AUTO_CSC | m_VIDEO_C0_C2_SWAP,
> + v_VIDEO_AUTO_CSC(AUTO_CSC_DISABLE) |
> + v_VIDEO_C0_C2_SWAP(C0_C2_CHANGE_DISABLE));
> + return 0;
> + }
> + }
> +
> + if (data->colorimetry == HDMI_COLORIMETRY_ITU_601) {
> + if ((data->enc_in_format == HDMI_COLORSPACE_RGB) &&
> + (data->enc_out_format == HDMI_COLORSPACE_YUV444)) {
> + csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT;
> + auto_csc = AUTO_CSC_DISABLE;
> + c0_c2_change = C0_C2_CHANGE_DISABLE;
> + csc_enable = v_CSC_ENABLE;
> + } else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) &&
> + (data->enc_out_format == HDMI_COLORSPACE_RGB)) {
> + csc_mode = CSC_ITU601_16_235_TO_RGB_0_255_8BIT;
> + auto_csc = AUTO_CSC_ENABLE;
> + c0_c2_change = C0_C2_CHANGE_DISABLE;
> + csc_enable = v_CSC_DISABLE;
> + }
> + } else {
> + if ((data->enc_in_format == HDMI_COLORSPACE_RGB) &&
> + (data->enc_out_format == HDMI_COLORSPACE_YUV444)) {
> + csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT;
> + auto_csc = AUTO_CSC_DISABLE;
> + c0_c2_change = C0_C2_CHANGE_DISABLE;
> + csc_enable = v_CSC_ENABLE;
> + } else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) &&
> + (data->enc_out_format == HDMI_COLORSPACE_RGB)) {
> + csc_mode = CSC_ITU709_16_235_TO_RGB_0_255_8BIT;
> + auto_csc = AUTO_CSC_ENABLE;
> + c0_c2_change = C0_C2_CHANGE_DISABLE;
> + csc_enable = v_CSC_DISABLE;
> + }
> + }
> +
> + for (i = 0; i < 24; i++)
> + hdmi_writeb(hdmi, HDMI_VIDEO_CSC_COEF + i,
> + coeff_csc[csc_mode][i]);
> +
> + value = v_SOF_DISABLE | csc_enable | v_COLOR_DEPTH_NOT_INDICATED(1);
> + hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL3, value);
> + hdmi_modb(hdmi, HDMI_VIDEO_CONTRL, m_VIDEO_AUTO_CSC |
> + m_VIDEO_C0_C2_SWAP, v_VIDEO_AUTO_CSC(auto_csc) |
> + v_VIDEO_C0_C2_SWAP(c0_c2_change));
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi,
> + struct drm_display_mode *mode)
> +{
> + int value;
> +
> + /* Set detail external video timing polarity and interlace mode */
> + value = v_EXTERANL_VIDEO(1);
> + value |= mode->flags & DRM_MODE_FLAG_PHSYNC ?
> + v_HSYNC_POLARITY(1) : v_HSYNC_POLARITY(0);
> + value |= mode->flags & DRM_MODE_FLAG_PVSYNC ?
> + v_VSYNC_POLARITY(1) : v_VSYNC_POLARITY(0);
> + value |= mode->flags & DRM_MODE_FLAG_INTERLACE ?
> + v_INETLACE(1) : v_INETLACE(0);
> + hdmi_writeb(hdmi, HDMI_VIDEO_TIMING_CTL, value);
> +
> + /* Set detail external video timing */
> + value = mode->htotal;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HTOTAL_L, value & 0xFF);
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HTOTAL_H, (value >> 8) & 0xFF);
> +
> + value = mode->htotal - mode->hdisplay;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_L, value & 0xFF);
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_H, (value >> 8) & 0xFF);
> +
> + value = mode->hsync_start - mode->hdisplay;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_L, value & 0xFF);
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_H, (value >> 8) & 0xFF);
> +
> + value = mode->hsync_end - mode->hsync_start;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDURATION_L, value & 0xFF);
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDURATION_H, (value >> 8) & 0xFF);
> +
> + value = mode->vtotal;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VTOTAL_L, value & 0xFF);
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VTOTAL_H, (value >> 8) & 0xFF);
> +
> + value = mode->vtotal - mode->vdisplay;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VBLANK, value & 0xFF);
> +
> + value = mode->vsync_start - mode->vdisplay;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VDELAY, value & 0xFF);
> +
> + value = mode->vsync_end - mode->vsync_start;
> + hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VDURATION, value & 0xFF);
> +
> + hdmi_writeb(hdmi, HDMI_PHY_PRE_DIV_RATIO, 0x1e);
> + hdmi_writeb(hdmi, HDMI_PHY_FEEDBACK_DIV_RATIO_LOW, 0x2c);
> + hdmi_writeb(hdmi, HDMI_PHY_FEEDBACK_DIV_RATIO_HIGH, 0x01);
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_setup(struct inno_hdmi *hdmi,
> + struct drm_display_mode *mode)
> +{
> + int value;
> +
> + hdmi->hdmi_data.vic = drm_match_cea_mode(mode);
> +
> + hdmi->hdmi_data.enc_in_format = HDMI_COLORSPACE_RGB;
> + hdmi->hdmi_data.enc_out_format = HDMI_COLORSPACE_RGB;
> +
> + if ((hdmi->hdmi_data.vic == 6) || (hdmi->hdmi_data.vic == 7) ||
> + (hdmi->hdmi_data.vic == 21) || (hdmi->hdmi_data.vic == 22) ||
> + (hdmi->hdmi_data.vic == 2) || (hdmi->hdmi_data.vic == 3) ||
> + (hdmi->hdmi_data.vic == 17) || (hdmi->hdmi_data.vic == 18))
> + hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601;
> + else
> + hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709;
> +
> + /* Mute video and audio output */
> + hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
> + v_AUDIO_MUTE(1) | v_VIDEO_MUTE(1));
> +
> + /* Set HDMI Mode */
> + hdmi_writeb(hdmi, HDMI_HDCP_CTRL,
> + v_HDMI_DVI(hdmi->hdmi_data.sink_is_hdmi));
> +
> + inno_hdmi_config_video_timing(hdmi, mode);
> +
> + inno_hdmi_config_video_csc(hdmi);
> +
> + if (hdmi->hdmi_data.sink_is_hdmi) {
> + inno_hdmi_config_video_avi(hdmi);
> + inno_hdmi_config_video_vsi(hdmi);
> + }
> +
> + /*
> + * When IP controller have configured to an accurate video
> + * timing, then the TMDS clock source would be switched to
> + * DCLK_LCDC, so we need to init the TMDS rate to mode pixel
> + * clock rate, and reconfigure the DDC clock.
> + */
> + hdmi->tmds_rate = mode->clock * 1000;
> + inno_hdmi_i2c_init(hdmi);
> +
> + /* Unmute video and audio output */
> + hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
> + v_AUDIO_MUTE(0) | v_VIDEO_MUTE(0));
> +
> + return 0;
> +}
> +
> +static void inno_hdmi_encoder_mode_set(struct drm_encoder *encoder,
> + struct drm_display_mode *mode,
> + struct drm_display_mode *adj_mode)
> +{
> + struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
> +
> + inno_hdmi_setup(hdmi, adj_mode);
> +
> + /* Store the display mode for plugin/DKMS poweron events */
I think DKMS should be DPMS.
> + memcpy(&hdmi->previous_mode, adj_mode, sizeof(hdmi->previous_mode));
> +}
> +
> +static void inno_hdmi_encoder_enable(struct drm_encoder *encoder)
> +{
> + struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
> +
> + inno_hdmi_set_pwr_mode(hdmi, NORMAL);
> +}
> +
> +static void inno_hdmi_encoder_disable(struct drm_encoder *encoder)
> +{
> + struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
> +
> + inno_hdmi_set_pwr_mode(hdmi, LOWER_PWR);
> +}
> +
> +static void inno_hdmi_encoder_commit(struct drm_encoder *encoder)
> +{
> +}
> +
> +static void inno_hdmi_encoder_prepare(struct drm_encoder *encoder)
> +{
> + rockchip_drm_crtc_mode_config(encoder->crtc, DRM_MODE_CONNECTOR_HDMIA,
> + ROCKCHIP_OUT_MODE_P888);
Can you move mode_config into inno_hdmi_encoder_enable, and remove
.prepare and .commit?
> +}
> +
> +static bool inno_hdmi_encoder_mode_fixup(struct drm_encoder *encoder,
> + const struct drm_display_mode *mode,
> + struct drm_display_mode *adj_mode)
> +{
> + return true;
> +}
> +
> +static struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = {
> + .enable = inno_hdmi_encoder_enable,
> + .disable = inno_hdmi_encoder_disable,
> + .mode_fixup = inno_hdmi_encoder_mode_fixup,
> + .mode_set = inno_hdmi_encoder_mode_set,
> + .prepare = inno_hdmi_encoder_prepare,
> + .commit = inno_hdmi_encoder_commit,
On drm atomic, I think if support .enable and .disable callbacks, then
.prepare and .commit is not needed.
> +};
> +
> +static struct drm_encoder_funcs inno_hdmi_encoder_funcs = {
> + .destroy = drm_encoder_cleanup,
> +};
> +
> +static enum drm_connector_status
> +inno_hdmi_connector_detect(struct drm_connector *connector, bool force)
> +{
> + struct inno_hdmi *hdmi = to_inno_hdmi(connector);
> +
> + return (hdmi_readb(hdmi, HDMI_STATUS) & m_HOTPLUG) ?
> + connector_status_connected : connector_status_disconnected;
> +}
> +
> +static int inno_hdmi_connector_get_modes(struct drm_connector *connector)
> +{
> + struct inno_hdmi *hdmi = to_inno_hdmi(connector);
> + struct edid *edid;
> + int ret = 0;
> +
> + if (!hdmi->ddc)
> + return 0;
> +
> + edid = drm_get_edid(connector, hdmi->ddc);
> + if (edid) {
> + hdmi->hdmi_data.sink_is_hdmi = drm_detect_hdmi_monitor(edid);
> + hdmi->hdmi_data.sink_has_audio = drm_detect_monitor_audio(edid);
> + drm_mode_connector_update_edid_property(connector, edid);
> + ret = drm_add_edid_modes(connector, edid);
> + kfree(edid);
> + }
> +
> + return ret;
> +}
> +
> +static enum drm_mode_status
> +inno_hdmi_connector_mode_valid(struct drm_connector *connector,
> + struct drm_display_mode *mode)
> +{
> + return MODE_OK;
> +}
> +
> +static struct drm_encoder *
> +inno_hdmi_connector_best_encoder(struct drm_connector *connector)
> +{
> + struct inno_hdmi *hdmi = to_inno_hdmi(connector);
> +
> + return &hdmi->encoder;
> +}
> +
> +static int
> +inno_hdmi_probe_single_connector_modes(struct drm_connector *connector,
> + uint32_t maxX, uint32_t maxY)
> +{
> + return drm_helper_probe_single_connector_modes(connector, 1920, 1080);
> +}
> +
> +static void inno_hdmi_connector_destroy(struct drm_connector *connector)
> +{
> + drm_connector_unregister(connector);
> + drm_connector_cleanup(connector);
> +}
> +
> +static struct drm_connector_funcs inno_hdmi_connector_funcs = {
> + .dpms = drm_atomic_helper_connector_dpms,
> + .fill_modes = inno_hdmi_probe_single_connector_modes,
> + .detect = inno_hdmi_connector_detect,
> + .destroy = inno_hdmi_connector_destroy,
> + .reset = drm_atomic_helper_connector_reset,
> + .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
> + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
> +};
> +
> +static struct drm_connector_helper_funcs inno_hdmi_connector_helper_funcs = {
> + .get_modes = inno_hdmi_connector_get_modes,
> + .mode_valid = inno_hdmi_connector_mode_valid,
> + .best_encoder = inno_hdmi_connector_best_encoder,
> +};
> +
> +static int inno_hdmi_register(struct drm_device *drm, struct inno_hdmi *hdmi)
> +{
> + struct drm_encoder *encoder = &hdmi->encoder;
> +
> + encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, hdmi->dev->of_node);
Keep 80 characters :-) .
> + /*
> + * If we failed to find the CRTC(s) which this encoder is
> + * supposed to be connected to, it's because the CRTC has
> + * not been registered yet. Defer probing, and hope that
> + * the required CRTC is added later.
> + */
> + if (encoder->possible_crtcs == 0)
> + return -EPROBE_DEFER;
> +
> + drm_encoder_helper_add(encoder, &inno_hdmi_encoder_helper_funcs);
> + drm_encoder_init(drm, encoder, &inno_hdmi_encoder_funcs,
> + DRM_MODE_ENCODER_TMDS, NULL);
> +
> + hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
> +
> + drm_connector_helper_add(&hdmi->connector,
> + &inno_hdmi_connector_helper_funcs);
> + drm_connector_init(drm, &hdmi->connector, &inno_hdmi_connector_funcs,
> + DRM_MODE_CONNECTOR_HDMIA);
> +
> + drm_mode_connector_attach_encoder(&hdmi->connector, encoder);
> +
> + return 0;
> +}
> +
> +static irqreturn_t inno_hdmi_i2c_irq(struct inno_hdmi *hdmi)
> +{
> + struct inno_hdmi_i2c *i2c = hdmi->i2c;
> + u8 stat;
> +
> + stat = hdmi_readb(hdmi, HDMI_INTERRUPT_STATUS1);
> + if (!(stat & m_INT_EDID_READY))
> + return IRQ_NONE;
> +
> + /* Clear HDMI EDID interrupt flag */
> + hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
> +
> + complete(&i2c->cmp);
> +
> + return IRQ_HANDLED;
> +}
> +
> +static irqreturn_t inno_hdmi_hardirq(int irq, void *dev_id)
> +{
> + struct inno_hdmi *hdmi = dev_id;
> + irqreturn_t ret = IRQ_NONE;
> + u8 interrupt;
> +
> + if (hdmi->i2c)
> + ret = inno_hdmi_i2c_irq(hdmi);
> +
> + interrupt = hdmi_readb(hdmi, HDMI_STATUS);
> + if (interrupt & m_INT_HOTPLUG) {
> + hdmi_modb(hdmi, HDMI_STATUS, m_INT_HOTPLUG, m_INT_HOTPLUG);
> + ret = IRQ_WAKE_THREAD;
> + }
> +
> + return ret;
> +}
> +
> +static irqreturn_t inno_hdmi_irq(int irq, void *dev_id)
> +{
> + struct inno_hdmi *hdmi = dev_id;
> +
> + drm_helper_hpd_irq_event(hdmi->connector.dev);
> +
> + return IRQ_HANDLED;
> +}
> +
> +static int inno_hdmi_i2c_wait(struct inno_hdmi *hdmi)
> +{
> + struct inno_hdmi_i2c *i2c = hdmi->i2c;
> + int stat;
> +
> + stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10);
> + if (!stat) {
> + stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10);
> + if (!stat)
> + return -EAGAIN;
> + }
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_i2c_read(struct inno_hdmi *hdmi, struct i2c_msg *msgs)
> +{
> + int length = msgs->len;
> + u8 *buf = msgs->buf;
> + int ret;
> +
> + ret = inno_hdmi_i2c_wait(hdmi);
> + if (ret)
> + return ret;
> +
> + while (length--)
> + *buf++ = hdmi_readb(hdmi, HDMI_EDID_FIFO_ADDR);
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_i2c_write(struct inno_hdmi *hdmi, struct i2c_msg *msgs)
> +{
> + struct inno_hdmi_i2c *i2c = hdmi->i2c;
> +
> + /*
> + * The DDC module only support read EDID message, so
> + * we assume that each word write to this i2c adapter
> + * should be the offset of EDID word address.
> + */
> + if ((msgs->len != 1) ||
> + ((msgs->addr != DDC_ADDR) && (msgs->addr != DDC_SEGMENT_ADDR)))
> + return -EINVAL;
> +
> + reinit_completion(&i2c->cmp);
> +
> + if (msgs->addr == DDC_SEGMENT_ADDR)
> + hdmi->i2c->segment_addr = msgs->buf[0];
> + if (msgs->addr == DDC_ADDR)
> + hdmi->i2c->ddc_addr = msgs->buf[0];
> +
> + /* Set edid fifo first addr */
> + hdmi_writeb(hdmi, HDMI_EDID_FIFO_OFFSET, 0x00);
> +
> + /* Set edid word address 0x00/0x80 */
> + hdmi_writeb(hdmi, HDMI_EDID_WORD_ADDR, hdmi->i2c->ddc_addr);
> +
> + /* Set edid segment pointer */
> + hdmi_writeb(hdmi, HDMI_EDID_SEGMENT_POINTER, hdmi->i2c->segment_addr);
> +
> + return 0;
> +}
> +
> +static int inno_hdmi_i2c_xfer(struct i2c_adapter *adap,
> + struct i2c_msg *msgs, int num)
> +{
> + struct inno_hdmi *hdmi = i2c_get_adapdata(adap);
> + struct inno_hdmi_i2c *i2c = hdmi->i2c;
> + int i, ret = 0;
> +
> + mutex_lock(&i2c->lock);
> +
> + /* Clear the EDID interrupt flag and unmute the interrupt */
> + hdmi_writeb(hdmi, HDMI_INTERRUPT_MASK1, m_INT_EDID_READY);
> + hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
> +
> + for (i = 0; i < num; i++) {
> + dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n",
> + i + 1, num, msgs[i].len, msgs[i].flags);
> +
> + if (msgs[i].flags & I2C_M_RD)
> + ret = inno_hdmi_i2c_read(hdmi, &msgs[i]);
> + else
> + ret = inno_hdmi_i2c_write(hdmi, &msgs[i]);
> +
> + if (ret < 0)
> + break;
> + }
> +
> + if (!ret)
> + ret = num;
> +
> + /* Mute HDMI EDID interrupt */
> + hdmi_writeb(hdmi, HDMI_INTERRUPT_MASK1, 0);
> +
> + mutex_unlock(&i2c->lock);
> +
> + return ret;
> +}
> +
> +static u32 inno_hdmi_i2c_func(struct i2c_adapter *adapter)
> +{
> + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
> +}
> +
> +static const struct i2c_algorithm inno_hdmi_algorithm = {
> + .master_xfer = inno_hdmi_i2c_xfer,
> + .functionality = inno_hdmi_i2c_func,
> +};
> +
> +static struct i2c_adapter *inno_hdmi_i2c_adapter(struct inno_hdmi *hdmi)
> +{
> + struct i2c_adapter *adap;
> + struct inno_hdmi_i2c *i2c;
> + int ret;
> +
> + i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL);
> + if (!i2c)
> + return ERR_PTR(-ENOMEM);
> +
> + mutex_init(&i2c->lock);
> + init_completion(&i2c->cmp);
> +
> + adap = &i2c->adap;
> + adap->class = I2C_CLASS_DDC;
> + adap->owner = THIS_MODULE;
> + adap->dev.parent = hdmi->dev;
> + adap->dev.of_node = hdmi->dev->of_node;
> + adap->algo = &inno_hdmi_algorithm;
> + strlcpy(adap->name, "Inno HDMI", sizeof(adap->name));
> + i2c_set_adapdata(adap, hdmi);
> +
> + ret = i2c_add_adapter(adap);
> + if (ret) {
> + dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name);
> + devm_kfree(hdmi->dev, i2c);
> + return ERR_PTR(ret);
> + }
> +
> + hdmi->i2c = i2c;
> +
> + dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name);
> +
> + return adap;
> +}
> +
> +static int inno_hdmi_bind(struct device *dev, struct device *master,
> + void *data)
> +{
> + struct platform_device *pdev = to_platform_device(dev);
> + struct drm_device *drm = data;
> + struct inno_hdmi *hdmi;
> + struct resource *iores;
> + int irq;
> + int ret;
> +
> + hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
> + if (!hdmi)
> + return -ENOMEM;
> +
> + hdmi->dev = dev;
> + hdmi->drm_dev = drm;
> +
> + iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> + if (!iores)
> + return -ENXIO;
> +
> + hdmi->regs = devm_ioremap_resource(dev, iores);
> + if (IS_ERR(hdmi->regs))
> + return PTR_ERR(hdmi->regs);
> +
> + hdmi->pclk = devm_clk_get(hdmi->dev, "pclk");
> + if (IS_ERR(hdmi->pclk)) {
> + dev_err(hdmi->dev, "Unable to get HDMI pclk clk\n");
> + return PTR_ERR(hdmi->pclk);
> + }
> +
> + ret = clk_prepare_enable(hdmi->pclk);
> + if (ret) {
> + dev_err(hdmi->dev, "Cannot enable HDMI pclk clock: %d\n", ret);
> + return ret;
> + }
> +
> + irq = platform_get_irq(pdev, 0);
> + if (irq < 0)
> + return irq;
> +
> + inno_hdmi_reset(hdmi);
> +
> + hdmi->ddc = inno_hdmi_i2c_adapter(hdmi);
> + if (IS_ERR(hdmi->ddc)) {
> + hdmi->ddc = NULL;
> + return PTR_ERR(hdmi->ddc);
> + }
> +
> + /*
> + * When IP controller haven't configured to an accurate video
> + * timing, then the TMDS clock source would be switched to
> + * PCLK_HDMI, so we need to init the TMDS rate to PCLK rate,
> + * and reconfigure the DDC clock.
> + */
> + hdmi->tmds_rate = clk_get_rate(hdmi->pclk);
> + inno_hdmi_i2c_init(hdmi);
> +
> + ret = inno_hdmi_register(drm, hdmi);
> + if (ret)
> + return ret;
> +
> + dev_set_drvdata(dev, hdmi);
> +
> + /* Unmute hotplug interrupt */
> + hdmi_modb(hdmi, HDMI_STATUS, m_MASK_INT_HOTPLUG, v_MASK_INT_HOTPLUG(1));
> +
> + ret = devm_request_threaded_irq(dev, irq, inno_hdmi_hardirq,
> + inno_hdmi_irq, IRQF_SHARED,
> + dev_name(dev), hdmi);
> +
> + return ret;
> +}
> +
> +static void inno_hdmi_unbind(struct device *dev, struct device *master,
> + void *data)
> +{
> + struct inno_hdmi *hdmi = dev_get_drvdata(dev);
> +
> + hdmi->connector.funcs->destroy(&hdmi->connector);
> + hdmi->encoder.funcs->destroy(&hdmi->encoder);
> +
> + clk_disable_unprepare(hdmi->pclk);
> + i2c_put_adapter(hdmi->ddc);
> +}
> +
> +static const struct component_ops inno_hdmi_ops = {
> + .bind = inno_hdmi_bind,
> + .unbind = inno_hdmi_unbind,
> +};
> +
> +static int inno_hdmi_probe(struct platform_device *pdev)
> +{
> + return component_add(&pdev->dev, &inno_hdmi_ops);
> +}
> +
> +static int inno_hdmi_remove(struct platform_device *pdev)
> +{
> + component_del(&pdev->dev, &inno_hdmi_ops);
> +
> + return 0;
> +}
> +
> +static const struct of_device_id inno_hdmi_dt_ids[] = {
> + { .compatible = "rockchip,rk3036-inno-hdmi",
> + },
> + {},
> +};
> +MODULE_DEVICE_TABLE(of, inno_hdmi_dt_ids);
> +
> +static struct platform_driver inno_hdmi_driver = {
> + .probe = inno_hdmi_probe,
> + .remove = inno_hdmi_remove,
> + .driver = {
> + .name = "innohdmi-rockchip",
> + .of_match_table = inno_hdmi_dt_ids,
> + },
> +};
> +
> +module_platform_driver(inno_hdmi_driver);
> +
> +MODULE_AUTHOR("Zheng Yang <zhengyang@...k-chips.com>");
> +MODULE_AUTHOR("Yakir Yang <ykk@...k-chips.com>");
> +MODULE_DESCRIPTION("Rockchip Specific INNO-HDMI Driver");
> +MODULE_LICENSE("GPL");
> +MODULE_ALIAS("platform:innohdmi-rockchip");
> diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.h b/drivers/gpu/drm/rockchip/inno_hdmi.h
> new file mode 100644
> index 0000000..4ff17ad
> --- /dev/null
> +++ b/drivers/gpu/drm/rockchip/inno_hdmi.h
> @@ -0,0 +1,364 @@
> +/*
> + * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
> + * Zheng Yang <zhengyang@...k-chips.com>
> + * Yakir Yang <ykk@...k-chips.com>
> + *
> + * This software is licensed under the terms of the GNU General Public
> + * License version 2, as published by the Free Software Foundation, and
> + * may be copied, distributed, and modified under those terms.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +#ifndef __INNO_HDMI_H__
> +#define __INNO_HDMI_H__
> +
> +#define DDC_SEGMENT_ADDR 0x30
> +
> +enum PWR_MODE {
> + NORMAL,
> + LOWER_PWR,
> +};
> +
> +#define HDMI_SCL_RATE (100*1000)
> +#define DDC_BUS_FREQ_L 0x4b
> +#define DDC_BUS_FREQ_H 0x4c
> +
> +#define HDMI_SYS_CTRL 0x00
> +#define m_RST_ANALOG (1 << 6)
> +#define v_RST_ANALOG (0 << 6)
> +#define v_NOT_RST_ANALOG (1 << 6)
> +#define m_RST_DIGITAL (1 << 5)
> +#define v_RST_DIGITAL (0 << 5)
> +#define v_NOT_RST_DIGITAL (1 << 5)
> +#define m_REG_CLK_INV (1 << 4)
> +#define v_REG_CLK_NOT_INV (0 << 4)
> +#define v_REG_CLK_INV (1 << 4)
> +#define m_VCLK_INV (1 << 3)
> +#define v_VCLK_NOT_INV (0 << 3)
> +#define v_VCLK_INV (1 << 3)
> +#define m_REG_CLK_SOURCE (1 << 2)
> +#define v_REG_CLK_SOURCE_TMDS (0 << 2)
> +#define v_REG_CLK_SOURCE_SYS (1 << 2)
> +#define m_POWER (1 << 1)
> +#define v_PWR_ON (0 << 1)
> +#define v_PWR_OFF (1 << 1)
> +#define m_INT_POL (1 << 0)
> +#define v_INT_POL_HIGH 1
> +#define v_INT_POL_LOW 0
> +
> +#define HDMI_VIDEO_CONTRL1 0x01
> +#define m_VIDEO_INPUT_FORMAT (7 << 1)
> +#define m_DE_SOURCE (1 << 0)
> +#define v_VIDEO_INPUT_FORMAT(n) (n << 1)
> +#define v_DE_EXTERNAL 1
> +#define v_DE_INTERNAL 0
> +enum {
> + VIDEO_INPUT_SDR_RGB444 = 0,
> + VIDEO_INPUT_DDR_RGB444 = 5,
> + VIDEO_INPUT_DDR_YCBCR422 = 6
> +};
> +
> +#define HDMI_VIDEO_CONTRL2 0x02
> +#define m_VIDEO_OUTPUT_COLOR (3 << 6)
> +#define m_VIDEO_INPUT_BITS (3 << 4)
> +#define m_VIDEO_INPUT_CSP (1 << 0)
> +#define v_VIDEO_OUTPUT_COLOR(n) (((n) & 0x3) << 6)
> +#define v_VIDEO_INPUT_BITS(n) (n << 4)
> +#define v_VIDEO_INPUT_CSP(n) (n << 0)
> +enum {
> + VIDEO_INPUT_12BITS = 0,
> + VIDEO_INPUT_10BITS = 1,
> + VIDEO_INPUT_REVERT = 2,
> + VIDEO_INPUT_8BITS = 3,
> +};
> +
> +#define HDMI_VIDEO_CONTRL 0x03
> +#define m_VIDEO_AUTO_CSC (1 << 7)
> +#define v_VIDEO_AUTO_CSC(n) (n << 7)
> +#define m_VIDEO_C0_C2_SWAP (1 << 0)
> +#define v_VIDEO_C0_C2_SWAP(n) (n << 0)
> +enum {
> + C0_C2_CHANGE_ENABLE = 0,
> + C0_C2_CHANGE_DISABLE = 1,
> + AUTO_CSC_DISABLE = 0,
> + AUTO_CSC_ENABLE = 1,
> +};
> +
> +#define HDMI_VIDEO_CONTRL3 0x04
> +#define m_COLOR_DEPTH_NOT_INDICATED (1 << 4)
> +#define m_SOF (1 << 3)
> +#define m_COLOR_RANGE (1 << 2)
> +#define m_CSC (1 << 0)
> +#define v_COLOR_DEPTH_NOT_INDICATED(n) ((n) << 4)
> +#define v_SOF_ENABLE (0 << 3)
> +#define v_SOF_DISABLE (1 << 3)
> +#define v_COLOR_RANGE_FULL (1 << 2)
> +#define v_COLOR_RANGE_LIMITED (0 << 2)
> +#define v_CSC_ENABLE 1
> +#define v_CSC_DISABLE 0
> +
> +#define HDMI_AV_MUTE 0x05
> +#define m_AVMUTE_CLEAR (1 << 7)
> +#define m_AVMUTE_ENABLE (1 << 6)
> +#define m_AUDIO_MUTE (1 << 1)
> +#define m_VIDEO_BLACK (1 << 0)
> +#define v_AVMUTE_CLEAR(n) (n << 7)
> +#define v_AVMUTE_ENABLE(n) (n << 6)
> +#define v_AUDIO_MUTE(n) (n << 1)
> +#define v_VIDEO_MUTE(n) (n << 0)
> +
> +#define HDMI_VIDEO_TIMING_CTL 0x08
> +#define v_HSYNC_POLARITY(n) (n << 3)
> +#define v_VSYNC_POLARITY(n) (n << 2)
> +#define v_INETLACE(n) (n << 1)
> +#define v_EXTERANL_VIDEO(n) (n << 0)
> +
> +#define HDMI_VIDEO_EXT_HTOTAL_L 0x09
> +#define HDMI_VIDEO_EXT_HTOTAL_H 0x0a
> +#define HDMI_VIDEO_EXT_HBLANK_L 0x0b
> +#define HDMI_VIDEO_EXT_HBLANK_H 0x0c
> +#define HDMI_VIDEO_EXT_HDELAY_L 0x0d
> +#define HDMI_VIDEO_EXT_HDELAY_H 0x0e
> +#define HDMI_VIDEO_EXT_HDURATION_L 0x0f
> +#define HDMI_VIDEO_EXT_HDURATION_H 0x10
> +#define HDMI_VIDEO_EXT_VTOTAL_L 0x11
> +#define HDMI_VIDEO_EXT_VTOTAL_H 0x12
> +#define HDMI_VIDEO_EXT_VBLANK 0x13
> +#define HDMI_VIDEO_EXT_VDELAY 0x14
> +#define HDMI_VIDEO_EXT_VDURATION 0x15
> +
> +#define HDMI_VIDEO_CSC_COEF 0x18
> +
> +#define HDMI_AUDIO_CTRL1 0x35
> +enum {
> + CTS_SOURCE_INTERNAL = 0,
> + CTS_SOURCE_EXTERNAL = 1,
> +};
> +#define v_CTS_SOURCE(n) (n << 7)
> +
> +enum {
> + DOWNSAMPLE_DISABLE = 0,
> + DOWNSAMPLE_1_2 = 1,
> + DOWNSAMPLE_1_4 = 2,
> +};
> +#define v_DOWN_SAMPLE(n) (n << 5)
> +
> +enum {
> + AUDIO_SOURCE_IIS = 0,
> + AUDIO_SOURCE_SPDIF = 1,
> +};
> +#define v_AUDIO_SOURCE(n) (n << 3)
> +
> +#define v_MCLK_ENABLE(n) (n << 2)
> +enum {
> + MCLK_128FS = 0,
> + MCLK_256FS = 1,
> + MCLK_384FS = 2,
> + MCLK_512FS = 3,
> +};
> +#define v_MCLK_RATIO(n) (n)
> +
> +#define AUDIO_SAMPLE_RATE 0x37
> +enum {
> + AUDIO_32K = 0x3,
> + AUDIO_441K = 0x0,
> + AUDIO_48K = 0x2,
> + AUDIO_882K = 0x8,
> + AUDIO_96K = 0xa,
> + AUDIO_1764K = 0xc,
> + AUDIO_192K = 0xe,
> +};
> +
> +#define AUDIO_I2S_MODE 0x38
> +enum {
> + I2S_CHANNEL_1_2 = 1,
> + I2S_CHANNEL_3_4 = 3,
> + I2S_CHANNEL_5_6 = 7,
> + I2S_CHANNEL_7_8 = 0xf
> +};
> +#define v_I2S_CHANNEL(n) ((n) << 2)
> +enum {
> + I2S_STANDARD = 0,
> + I2S_LEFT_JUSTIFIED = 1,
> + I2S_RIGHT_JUSTIFIED = 2,
> +};
> +#define v_I2S_MODE(n) (n)
> +
> +#define AUDIO_I2S_MAP 0x39
> +#define AUDIO_I2S_SWAPS_SPDIF 0x3a
> +#define v_SPIDF_FREQ(n) (n)
> +
> +#define N_32K 0x1000
> +#define N_441K 0x1880
> +#define N_882K 0x3100
> +#define N_1764K 0x6200
> +#define N_48K 0x1800
> +#define N_96K 0x3000
> +#define N_192K 0x6000
> +
> +#define HDMI_AUDIO_CHANNEL_STATUS 0x3e
> +#define m_AUDIO_STATUS_NLPCM (1 << 7)
> +#define m_AUDIO_STATUS_USE (1 << 6)
> +#define m_AUDIO_STATUS_COPYRIGHT (1 << 5)
> +#define m_AUDIO_STATUS_ADDITION (3 << 2)
> +#define m_AUDIO_STATUS_CLK_ACCURACY (2 << 0)
> +#define v_AUDIO_STATUS_NLPCM(n) ((n & 1) << 7)
> +#define AUDIO_N_H 0x3f
> +#define AUDIO_N_M 0x40
> +#define AUDIO_N_L 0x41
> +
> +#define HDMI_AUDIO_CTS_H 0x45
> +#define HDMI_AUDIO_CTS_M 0x46
> +#define HDMI_AUDIO_CTS_L 0x47
> +
> +#define HDMI_DDC_CLK_L 0x4b
> +#define HDMI_DDC_CLK_H 0x4c
> +
> +#define HDMI_EDID_SEGMENT_POINTER 0x4d
> +#define HDMI_EDID_WORD_ADDR 0x4e
> +#define HDMI_EDID_FIFO_OFFSET 0x4f
> +#define HDMI_EDID_FIFO_ADDR 0x50
> +
> +#define HDMI_PACKET_SEND_MANUAL 0x9c
> +#define HDMI_PACKET_SEND_AUTO 0x9d
> +#define m_PACKET_GCP_EN (1 << 7)
> +#define m_PACKET_MSI_EN (1 << 6)
> +#define m_PACKET_SDI_EN (1 << 5)
> +#define m_PACKET_VSI_EN (1 << 4)
> +#define v_PACKET_GCP_EN(n) ((n & 1) << 7)
> +#define v_PACKET_MSI_EN(n) ((n & 1) << 6)
> +#define v_PACKET_SDI_EN(n) ((n & 1) << 5)
> +#define v_PACKET_VSI_EN(n) ((n & 1) << 4)
> +
> +#define HDMI_CONTROL_PACKET_BUF_INDEX 0x9f
> +enum {
> + INFOFRAME_VSI = 0x05,
> + INFOFRAME_AVI = 0x06,
> + INFOFRAME_AAI = 0x08,
> +};
> +
> +#define HDMI_CONTROL_PACKET_ADDR 0xa0
> +#define HDMI_SIZE_VSI_INFOFRAME 0x0A
> +#define HDMI_SIZE_AVI_INFOFRAME 0x11
> +#define HDMI_SIZE_AUDIO_INFOFRAME 0x0F
> +enum {
> + AVI_COLOR_MODE_RGB = 0,
> + AVI_COLOR_MODE_YCBCR422 = 1,
> + AVI_COLOR_MODE_YCBCR444 = 2,
> + AVI_COLORIMETRY_NO_DATA = 0,
> +
> + AVI_COLORIMETRY_SMPTE_170M = 1,
> + AVI_COLORIMETRY_ITU709 = 2,
> + AVI_COLORIMETRY_EXTENDED = 3,
> +
> + AVI_CODED_FRAME_ASPECT_NO_DATA = 0,
> + AVI_CODED_FRAME_ASPECT_4_3 = 1,
> + AVI_CODED_FRAME_ASPECT_16_9 = 2,
> +
> + ACTIVE_ASPECT_RATE_SAME_AS_CODED_FRAME = 0x08,
> + ACTIVE_ASPECT_RATE_4_3 = 0x09,
> + ACTIVE_ASPECT_RATE_16_9 = 0x0A,
> + ACTIVE_ASPECT_RATE_14_9 = 0x0B,
> +};
> +
> +#define HDMI_HDCP_CTRL 0x52
> +#define m_HDMI_DVI (1 << 1)
> +#define v_HDMI_DVI(n) (n << 1)
> +
> +#define HDMI_INTERRUPT_MASK1 0xc0
> +#define HDMI_INTERRUPT_STATUS1 0xc1
> +#define m_INT_ACTIVE_VSYNC (1 << 5)
> +#define m_INT_EDID_READY (1 << 2)
> +
> +#define HDMI_INTERRUPT_MASK2 0xc2
> +#define HDMI_INTERRUPT_STATUS2 0xc3
> +#define m_INT_HDCP_ERR (1 << 7)
> +#define m_INT_BKSV_FLAG (1 << 6)
> +#define m_INT_HDCP_OK (1 << 4)
> +
> +#define HDMI_STATUS 0xc8
> +#define m_HOTPLUG (1 << 7)
> +#define m_MASK_INT_HOTPLUG (1 << 5)
> +#define m_INT_HOTPLUG (1 << 1)
> +#define v_MASK_INT_HOTPLUG(n) ((n & 0x1) << 5)
> +
> +#define HDMI_COLORBAR 0xc9
> +
> +#define HDMI_PHY_SYNC 0xce
> +#define HDMI_PHY_SYS_CTL 0xe0
> +#define m_TMDS_CLK_SOURCE (1 << 5)
> +#define v_TMDS_FROM_PLL (0 << 5)
> +#define v_TMDS_FROM_GEN (1 << 5)
> +#define m_PHASE_CLK (1 << 4)
> +#define v_DEFAULT_PHASE (0 << 4)
> +#define v_SYNC_PHASE (1 << 4)
> +#define m_TMDS_CURRENT_PWR (1 << 3)
> +#define v_TURN_ON_CURRENT (0 << 3)
> +#define v_CAT_OFF_CURRENT (1 << 3)
> +#define m_BANDGAP_PWR (1 << 2)
> +#define v_BANDGAP_PWR_UP (0 << 2)
> +#define v_BANDGAP_PWR_DOWN (1 << 2)
> +#define m_PLL_PWR (1 << 1)
> +#define v_PLL_PWR_UP (0 << 1)
> +#define v_PLL_PWR_DOWN (1 << 1)
> +#define m_TMDS_CHG_PWR (1 << 0)
> +#define v_TMDS_CHG_PWR_UP (0 << 0)
> +#define v_TMDS_CHG_PWR_DOWN (1 << 0)
> +
> +#define HDMI_PHY_CHG_PWR 0xe1
> +#define v_CLK_CHG_PWR(n) ((n & 1) << 3)
> +#define v_DATA_CHG_PWR(n) ((n & 7) << 0)
> +
> +#define HDMI_PHY_DRIVER 0xe2
> +#define v_CLK_MAIN_DRIVER(n) (n << 4)
> +#define v_DATA_MAIN_DRIVER(n) (n << 0)
> +
> +#define HDMI_PHY_PRE_EMPHASIS 0xe3
> +#define v_PRE_EMPHASIS(n) ((n & 7) << 4)
> +#define v_CLK_PRE_DRIVER(n) ((n & 3) << 2)
> +#define v_DATA_PRE_DRIVER(n) ((n & 3) << 0)
> +
> +#define HDMI_PHY_FEEDBACK_DIV_RATIO_LOW 0xe7
> +#define v_FEEDBACK_DIV_LOW(n) (n & 0xff)
> +#define HDMI_PHY_FEEDBACK_DIV_RATIO_HIGH 0xe8
> +#define v_FEEDBACK_DIV_HIGH(n) (n & 1)
> +
> +#define HDMI_PHY_PRE_DIV_RATIO 0xed
> +#define v_PRE_DIV_RATIO(n) (n & 0x1f)
> +
> +#define HDMI_CEC_CTRL 0xd0
> +#define m_ADJUST_FOR_HISENSE (1 << 6)
> +#define m_REJECT_RX_BROADCAST (1 << 5)
> +#define m_BUSFREETIME_ENABLE (1 << 2)
> +#define m_REJECT_RX (1 << 1)
> +#define m_START_TX (1 << 0)
> +
> +#define HDMI_CEC_DATA 0xd1
> +#define HDMI_CEC_TX_OFFSET 0xd2
> +#define HDMI_CEC_RX_OFFSET 0xd3
> +#define HDMI_CEC_CLK_H 0xd4
> +#define HDMI_CEC_CLK_L 0xd5
> +#define HDMI_CEC_TX_LENGTH 0xd6
> +#define HDMI_CEC_RX_LENGTH 0xd7
> +#define HDMI_CEC_TX_INT_MASK 0xd8
> +#define m_TX_DONE (1 << 3)
> +#define m_TX_NOACK (1 << 2)
> +#define m_TX_BROADCAST_REJ (1 << 1)
> +#define m_TX_BUSNOTFREE (1 << 0)
> +
> +#define HDMI_CEC_RX_INT_MASK 0xd9
> +#define m_RX_LA_ERR (1 << 4)
> +#define m_RX_GLITCH (1 << 3)
> +#define m_RX_DONE (1 << 0)
> +
> +#define HDMI_CEC_TX_INT 0xda
> +#define HDMI_CEC_RX_INT 0xdb
> +#define HDMI_CEC_BUSFREETIME_L 0xdc
> +#define HDMI_CEC_BUSFREETIME_H 0xdd
> +#define HDMI_CEC_LOGICADDR 0xde
> +
> +#endif /* __INNO_HDMI_H__ */
--
Ｍark Yao
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